1 | // Copyright (C) 2019 The Qt Company Ltd. |
2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
3 | |
4 | #include "qwidgettextcontrol_p.h" |
5 | #include "qwidgettextcontrol_p_p.h" |
6 | |
7 | #ifndef QT_NO_TEXTCONTROL |
8 | |
9 | #include <qfont.h> |
10 | #include <qpainter.h> |
11 | #include <qevent.h> |
12 | #include <qdebug.h> |
13 | #if QT_CONFIG(draganddrop) |
14 | #include <qdrag.h> |
15 | #endif |
16 | #include <qclipboard.h> |
17 | #include <qstyle.h> |
18 | #include <qtimer.h> |
19 | #include "private/qapplication_p.h" |
20 | #include "private/qtextdocumentlayout_p.h" |
21 | #include "private/qabstracttextdocumentlayout_p.h" |
22 | #if QT_CONFIG(menu) |
23 | #include "private/qmenu_p.h" |
24 | #endif |
25 | #include "qtextdocument.h" |
26 | #include "private/qtextdocument_p.h" |
27 | #include "private/qtextdocumentfragment_p.h" |
28 | #include "qtextlist.h" |
29 | #include "private/qwidgettextcontrol_p.h" |
30 | #if QT_CONFIG(style_stylesheet) |
31 | # include "private/qstylesheetstyle_p.h" |
32 | #endif |
33 | #if QT_CONFIG(graphicsview) |
34 | #include "qgraphicssceneevent.h" |
35 | #endif |
36 | #include "qpagedpaintdevice.h" |
37 | #include "private/qpagedpaintdevice_p.h" |
38 | #include "qtextdocumentwriter.h" |
39 | #include "qstylehints.h" |
40 | #include "private/qtextcursor_p.h" |
41 | |
42 | #include <qtextformat.h> |
43 | #include <qdatetime.h> |
44 | #include <qbuffer.h> |
45 | #include <qapplication.h> |
46 | #include <limits.h> |
47 | #include <qtexttable.h> |
48 | #include <qvariant.h> |
49 | #include <qurl.h> |
50 | #include <qdesktopservices.h> |
51 | #include <qinputmethod.h> |
52 | #if QT_CONFIG(tooltip) |
53 | #include <qtooltip.h> |
54 | #endif |
55 | #include <qstyleoption.h> |
56 | #if QT_CONFIG(lineedit) |
57 | #include <QtWidgets/qlineedit.h> |
58 | #endif |
59 | #include <QtGui/qaccessible.h> |
60 | #include <QtCore/qmetaobject.h> |
61 | |
62 | #if QT_CONFIG(shortcut) |
63 | #include "private/qapplication_p.h" |
64 | #include "private/qshortcutmap_p.h" |
65 | #include <qkeysequence.h> |
66 | #define ACCEL_KEY(k) (!QCoreApplication::testAttribute(Qt::AA_DontShowShortcutsInContextMenus) \ |
67 | && !QGuiApplicationPrivate::instance()->shortcutMap.hasShortcutForKeySequence(k) ? \ |
68 | u'\t' + QKeySequence(k).toString(QKeySequence::NativeText) : QString()) |
69 | |
70 | #else |
71 | #define ACCEL_KEY(k) QString() |
72 | #endif |
73 | |
74 | #include <algorithm> |
75 | |
76 | QT_BEGIN_NAMESPACE |
77 | |
78 | using namespace Qt::StringLiterals; |
79 | |
80 | // could go into QTextCursor... |
81 | static QTextLine currentTextLine(const QTextCursor &cursor) |
82 | { |
83 | const QTextBlock block = cursor.block(); |
84 | if (!block.isValid()) |
85 | return QTextLine(); |
86 | |
87 | const QTextLayout *layout = block.layout(); |
88 | if (!layout) |
89 | return QTextLine(); |
90 | |
91 | const int relativePos = cursor.position() - block.position(); |
92 | return layout->lineForTextPosition(pos: relativePos); |
93 | } |
94 | |
95 | QWidgetTextControlPrivate::QWidgetTextControlPrivate() |
96 | : doc(nullptr), cursorOn(false), cursorVisible(false), cursorIsFocusIndicator(false), |
97 | #ifndef Q_OS_ANDROID |
98 | interactionFlags(Qt::TextEditorInteraction), |
99 | #else |
100 | interactionFlags(Qt::TextEditable | Qt::TextSelectableByKeyboard), |
101 | #endif |
102 | dragEnabled(true), |
103 | #if QT_CONFIG(draganddrop) |
104 | mousePressed(false), mightStartDrag(false), |
105 | #endif |
106 | lastSelectionPosition(0), lastSelectionAnchor(0), |
107 | ignoreAutomaticScrollbarAdjustement(false), |
108 | overwriteMode(false), |
109 | acceptRichText(true), |
110 | preeditCursor(0), hideCursor(false), |
111 | hasFocus(false), |
112 | #ifdef QT_KEYPAD_NAVIGATION |
113 | hasEditFocus(false), |
114 | #endif |
115 | isEnabled(true), |
116 | hadSelectionOnMousePress(false), |
117 | ignoreUnusedNavigationEvents(false), |
118 | openExternalLinks(false), |
119 | wordSelectionEnabled(false) |
120 | {} |
121 | |
122 | bool QWidgetTextControlPrivate::cursorMoveKeyEvent(QKeyEvent *e) |
123 | { |
124 | #ifdef QT_NO_SHORTCUT |
125 | Q_UNUSED(e); |
126 | #endif |
127 | |
128 | Q_Q(QWidgetTextControl); |
129 | if (cursor.isNull()) |
130 | return false; |
131 | |
132 | const QTextCursor oldSelection = cursor; |
133 | const int oldCursorPos = cursor.position(); |
134 | |
135 | QTextCursor::MoveMode mode = QTextCursor::MoveAnchor; |
136 | QTextCursor::MoveOperation op = QTextCursor::NoMove; |
137 | |
138 | if (false) { |
139 | } |
140 | #ifndef QT_NO_SHORTCUT |
141 | if (e == QKeySequence::MoveToNextChar) { |
142 | op = QTextCursor::Right; |
143 | } |
144 | else if (e == QKeySequence::MoveToPreviousChar) { |
145 | op = QTextCursor::Left; |
146 | } |
147 | else if (e == QKeySequence::SelectNextChar) { |
148 | op = QTextCursor::Right; |
149 | mode = QTextCursor::KeepAnchor; |
150 | } |
151 | else if (e == QKeySequence::SelectPreviousChar) { |
152 | op = QTextCursor::Left; |
153 | mode = QTextCursor::KeepAnchor; |
154 | } |
155 | else if (e == QKeySequence::SelectNextWord) { |
156 | op = QTextCursor::WordRight; |
157 | mode = QTextCursor::KeepAnchor; |
158 | } |
159 | else if (e == QKeySequence::SelectPreviousWord) { |
160 | op = QTextCursor::WordLeft; |
161 | mode = QTextCursor::KeepAnchor; |
162 | } |
163 | else if (e == QKeySequence::SelectStartOfLine) { |
164 | op = QTextCursor::StartOfLine; |
165 | mode = QTextCursor::KeepAnchor; |
166 | } |
167 | else if (e == QKeySequence::SelectEndOfLine) { |
168 | op = QTextCursor::EndOfLine; |
169 | mode = QTextCursor::KeepAnchor; |
170 | } |
171 | else if (e == QKeySequence::SelectStartOfBlock) { |
172 | op = QTextCursor::StartOfBlock; |
173 | mode = QTextCursor::KeepAnchor; |
174 | } |
175 | else if (e == QKeySequence::SelectEndOfBlock) { |
176 | op = QTextCursor::EndOfBlock; |
177 | mode = QTextCursor::KeepAnchor; |
178 | } |
179 | else if (e == QKeySequence::SelectStartOfDocument) { |
180 | op = QTextCursor::Start; |
181 | mode = QTextCursor::KeepAnchor; |
182 | } |
183 | else if (e == QKeySequence::SelectEndOfDocument) { |
184 | op = QTextCursor::End; |
185 | mode = QTextCursor::KeepAnchor; |
186 | } |
187 | else if (e == QKeySequence::SelectPreviousLine) { |
188 | op = QTextCursor::Up; |
189 | mode = QTextCursor::KeepAnchor; |
190 | { |
191 | QTextBlock block = cursor.block(); |
192 | QTextLine line = currentTextLine(cursor); |
193 | if (!block.previous().isValid() |
194 | && line.isValid() |
195 | && line.lineNumber() == 0) |
196 | op = QTextCursor::Start; |
197 | } |
198 | } |
199 | else if (e == QKeySequence::SelectNextLine) { |
200 | op = QTextCursor::Down; |
201 | mode = QTextCursor::KeepAnchor; |
202 | { |
203 | QTextBlock block = cursor.block(); |
204 | QTextLine line = currentTextLine(cursor); |
205 | if (!block.next().isValid() |
206 | && line.isValid() |
207 | && line.lineNumber() == block.layout()->lineCount() - 1) |
208 | op = QTextCursor::End; |
209 | } |
210 | } |
211 | else if (e == QKeySequence::MoveToNextWord) { |
212 | op = QTextCursor::WordRight; |
213 | } |
214 | else if (e == QKeySequence::MoveToPreviousWord) { |
215 | op = QTextCursor::WordLeft; |
216 | } |
217 | else if (e == QKeySequence::MoveToEndOfBlock) { |
218 | op = QTextCursor::EndOfBlock; |
219 | } |
220 | else if (e == QKeySequence::MoveToStartOfBlock) { |
221 | op = QTextCursor::StartOfBlock; |
222 | } |
223 | else if (e == QKeySequence::MoveToNextLine) { |
224 | op = QTextCursor::Down; |
225 | } |
226 | else if (e == QKeySequence::MoveToPreviousLine) { |
227 | op = QTextCursor::Up; |
228 | } |
229 | else if (e == QKeySequence::MoveToStartOfLine) { |
230 | op = QTextCursor::StartOfLine; |
231 | } |
232 | else if (e == QKeySequence::MoveToEndOfLine) { |
233 | op = QTextCursor::EndOfLine; |
234 | } |
235 | else if (e == QKeySequence::MoveToStartOfDocument) { |
236 | op = QTextCursor::Start; |
237 | } |
238 | else if (e == QKeySequence::MoveToEndOfDocument) { |
239 | op = QTextCursor::End; |
240 | } |
241 | #endif // QT_NO_SHORTCUT |
242 | else { |
243 | return false; |
244 | } |
245 | |
246 | // Except for pageup and pagedown, OS X has very different behavior, we don't do it all, but |
247 | // here's the breakdown: |
248 | // Shift still works as an anchor, but only one of the other keys can be down Ctrl (Command), |
249 | // Alt (Option), or Meta (Control). |
250 | // Command/Control + Left/Right -- Move to left or right of the line |
251 | // + Up/Down -- Move to top bottom of the file. (Control doesn't move the cursor) |
252 | // Option + Left/Right -- Move one word Left/right. |
253 | // + Up/Down -- Begin/End of Paragraph. |
254 | // Home/End Top/Bottom of file. (usually don't move the cursor, but will select) |
255 | |
256 | bool visualNavigation = cursor.visualNavigation(); |
257 | cursor.setVisualNavigation(true); |
258 | const bool moved = cursor.movePosition(op, mode); |
259 | cursor.setVisualNavigation(visualNavigation); |
260 | q->ensureCursorVisible(); |
261 | |
262 | bool ignoreNavigationEvents = ignoreUnusedNavigationEvents; |
263 | bool isNavigationEvent = e->key() == Qt::Key_Up || e->key() == Qt::Key_Down; |
264 | |
265 | #ifdef QT_KEYPAD_NAVIGATION |
266 | ignoreNavigationEvents = ignoreNavigationEvents || QApplicationPrivate::keypadNavigationEnabled(); |
267 | isNavigationEvent = isNavigationEvent || |
268 | (QApplication::navigationMode() == Qt::NavigationModeKeypadDirectional |
269 | && (e->key() == Qt::Key_Left || e->key() == Qt::Key_Right)); |
270 | #else |
271 | isNavigationEvent = isNavigationEvent || e->key() == Qt::Key_Left || e->key() == Qt::Key_Right; |
272 | #endif |
273 | |
274 | if (moved) { |
275 | if (cursor.position() != oldCursorPos) |
276 | emit q->cursorPositionChanged(); |
277 | emit q->microFocusChanged(); |
278 | } else if (ignoreNavigationEvents && isNavigationEvent && oldSelection.anchor() == cursor.anchor()) { |
279 | return false; |
280 | } |
281 | |
282 | selectionChanged(/*forceEmitSelectionChanged =*/(mode == QTextCursor::KeepAnchor)); |
283 | |
284 | repaintOldAndNewSelection(oldSelection); |
285 | |
286 | return true; |
287 | } |
288 | |
289 | void QWidgetTextControlPrivate::updateCurrentCharFormat() |
290 | { |
291 | Q_Q(QWidgetTextControl); |
292 | |
293 | QTextCharFormat fmt = cursor.charFormat(); |
294 | if (fmt == lastCharFormat) |
295 | return; |
296 | lastCharFormat = fmt; |
297 | |
298 | emit q->currentCharFormatChanged(format: fmt); |
299 | emit q->microFocusChanged(); |
300 | } |
301 | |
302 | void QWidgetTextControlPrivate::indent() |
303 | { |
304 | QTextBlockFormat blockFmt = cursor.blockFormat(); |
305 | |
306 | QTextList *list = cursor.currentList(); |
307 | if (!list) { |
308 | QTextBlockFormat modifier; |
309 | modifier.setIndent(blockFmt.indent() + 1); |
310 | cursor.mergeBlockFormat(modifier); |
311 | } else { |
312 | QTextListFormat format = list->format(); |
313 | format.setIndent(format.indent() + 1); |
314 | |
315 | if (list->itemNumber(cursor.block()) == 1) |
316 | list->setFormat(format); |
317 | else |
318 | cursor.createList(format); |
319 | } |
320 | } |
321 | |
322 | void QWidgetTextControlPrivate::outdent() |
323 | { |
324 | QTextBlockFormat blockFmt = cursor.blockFormat(); |
325 | |
326 | QTextList *list = cursor.currentList(); |
327 | |
328 | if (!list) { |
329 | QTextBlockFormat modifier; |
330 | modifier.setIndent(blockFmt.indent() - 1); |
331 | cursor.mergeBlockFormat(modifier); |
332 | } else { |
333 | QTextListFormat listFmt = list->format(); |
334 | listFmt.setIndent(listFmt.indent() - 1); |
335 | list->setFormat(listFmt); |
336 | } |
337 | } |
338 | |
339 | void QWidgetTextControlPrivate::gotoNextTableCell() |
340 | { |
341 | QTextTable *table = cursor.currentTable(); |
342 | QTextTableCell cell = table->cellAt(c: cursor); |
343 | |
344 | int newColumn = cell.column() + cell.columnSpan(); |
345 | int newRow = cell.row(); |
346 | |
347 | if (newColumn >= table->columns()) { |
348 | newColumn = 0; |
349 | ++newRow; |
350 | if (newRow >= table->rows()) |
351 | table->insertRows(pos: table->rows(), num: 1); |
352 | } |
353 | |
354 | cell = table->cellAt(row: newRow, col: newColumn); |
355 | cursor = cell.firstCursorPosition(); |
356 | } |
357 | |
358 | void QWidgetTextControlPrivate::gotoPreviousTableCell() |
359 | { |
360 | QTextTable *table = cursor.currentTable(); |
361 | QTextTableCell cell = table->cellAt(c: cursor); |
362 | |
363 | int newColumn = cell.column() - 1; |
364 | int newRow = cell.row(); |
365 | |
366 | if (newColumn < 0) { |
367 | newColumn = table->columns() - 1; |
368 | --newRow; |
369 | if (newRow < 0) |
370 | return; |
371 | } |
372 | |
373 | cell = table->cellAt(row: newRow, col: newColumn); |
374 | cursor = cell.firstCursorPosition(); |
375 | } |
376 | |
377 | void QWidgetTextControlPrivate::createAutoBulletList() |
378 | { |
379 | cursor.beginEditBlock(); |
380 | |
381 | QTextBlockFormat blockFmt = cursor.blockFormat(); |
382 | |
383 | QTextListFormat listFmt; |
384 | listFmt.setStyle(QTextListFormat::ListDisc); |
385 | listFmt.setIndent(blockFmt.indent() + 1); |
386 | |
387 | blockFmt.setIndent(0); |
388 | cursor.setBlockFormat(blockFmt); |
389 | |
390 | cursor.createList(format: listFmt); |
391 | |
392 | cursor.endEditBlock(); |
393 | } |
394 | |
395 | void QWidgetTextControlPrivate::init(Qt::TextFormat format, const QString &text, QTextDocument *document) |
396 | { |
397 | Q_Q(QWidgetTextControl); |
398 | setContent(format, text, document); |
399 | |
400 | doc->setUndoRedoEnabled(interactionFlags & Qt::TextEditable); |
401 | q->setCursorWidth(-1); |
402 | } |
403 | |
404 | void QWidgetTextControlPrivate::setContent(Qt::TextFormat format, const QString &text, QTextDocument *document) |
405 | { |
406 | Q_Q(QWidgetTextControl); |
407 | |
408 | // for use when called from setPlainText. we may want to re-use the currently |
409 | // set char format then. |
410 | const QTextCharFormat charFormatForInsertion = cursor.charFormat(); |
411 | |
412 | bool clearDocument = true; |
413 | if (!doc) { |
414 | if (document) { |
415 | doc = document; |
416 | } else { |
417 | palette = QApplication::palette(className: "QWidgetTextControl" ); |
418 | doc = new QTextDocument(q); |
419 | } |
420 | clearDocument = false; |
421 | _q_documentLayoutChanged(); |
422 | cursor = QTextCursor(doc); |
423 | |
424 | // #### doc->documentLayout()->setPaintDevice(viewport); |
425 | |
426 | QObjectPrivate::connect(sender: doc, signal: &QTextDocument::contentsChanged, receiverPrivate: this, |
427 | slot: &QWidgetTextControlPrivate::_q_updateCurrentCharFormatAndSelection); |
428 | QObjectPrivate::connect(sender: doc, signal: &QTextDocument::cursorPositionChanged, receiverPrivate: this, |
429 | slot: &QWidgetTextControlPrivate::_q_emitCursorPosChanged); |
430 | QObjectPrivate::connect(sender: doc, signal: &QTextDocument::documentLayoutChanged, receiverPrivate: this, |
431 | slot: &QWidgetTextControlPrivate::_q_documentLayoutChanged); |
432 | |
433 | // convenience signal forwards |
434 | QObject::connect(sender: doc, signal: &QTextDocument::undoAvailable, context: q, slot: &QWidgetTextControl::undoAvailable); |
435 | QObject::connect(sender: doc, signal: &QTextDocument::redoAvailable, context: q, slot: &QWidgetTextControl::redoAvailable); |
436 | QObject::connect(sender: doc, signal: &QTextDocument::modificationChanged, context: q, |
437 | slot: &QWidgetTextControl::modificationChanged); |
438 | QObject::connect(sender: doc, signal: &QTextDocument::blockCountChanged, context: q, |
439 | slot: &QWidgetTextControl::blockCountChanged); |
440 | } |
441 | |
442 | bool previousUndoRedoState = doc->isUndoRedoEnabled(); |
443 | if (!document) |
444 | doc->setUndoRedoEnabled(false); |
445 | |
446 | //Saving the index save some time. |
447 | static int contentsChangedIndex = QMetaMethod::fromSignal(signal: &QTextDocument::contentsChanged).methodIndex(); |
448 | static int textChangedIndex = QMetaMethod::fromSignal(signal: &QWidgetTextControl::textChanged).methodIndex(); |
449 | // avoid multiple textChanged() signals being emitted |
450 | QMetaObject::disconnect(sender: doc, signal_index: contentsChangedIndex, receiver: q, method_index: textChangedIndex); |
451 | |
452 | if (!text.isEmpty()) { |
453 | // clear 'our' cursor for insertion to prevent |
454 | // the emission of the cursorPositionChanged() signal. |
455 | // instead we emit it only once at the end instead of |
456 | // at the end of the document after loading and when |
457 | // positioning the cursor again to the start of the |
458 | // document. |
459 | cursor = QTextCursor(); |
460 | if (format == Qt::PlainText) { |
461 | QTextCursor formatCursor(doc); |
462 | // put the setPlainText and the setCharFormat into one edit block, |
463 | // so that the syntax highlight triggers only /once/ for the entire |
464 | // document, not twice. |
465 | formatCursor.beginEditBlock(); |
466 | doc->setPlainText(text); |
467 | doc->setUndoRedoEnabled(false); |
468 | formatCursor.select(selection: QTextCursor::Document); |
469 | formatCursor.setCharFormat(charFormatForInsertion); |
470 | formatCursor.endEditBlock(); |
471 | #if QT_CONFIG(textmarkdownreader) |
472 | } else if (format == Qt::MarkdownText) { |
473 | doc->setMarkdown(markdown: text); |
474 | doc->setUndoRedoEnabled(false); |
475 | #endif |
476 | } else { |
477 | #ifndef QT_NO_TEXTHTMLPARSER |
478 | doc->setHtml(text); |
479 | #else |
480 | doc->setPlainText(text); |
481 | #endif |
482 | doc->setUndoRedoEnabled(false); |
483 | } |
484 | cursor = QTextCursor(doc); |
485 | } else if (clearDocument) { |
486 | doc->clear(); |
487 | } |
488 | cursor.setCharFormat(charFormatForInsertion); |
489 | |
490 | QMetaObject::connect(sender: doc, signal_index: contentsChangedIndex, receiver: q, method_index: textChangedIndex); |
491 | emit q->textChanged(); |
492 | if (!document) |
493 | doc->setUndoRedoEnabled(previousUndoRedoState); |
494 | _q_updateCurrentCharFormatAndSelection(); |
495 | if (!document) |
496 | doc->setModified(false); |
497 | |
498 | q->ensureCursorVisible(); |
499 | emit q->cursorPositionChanged(); |
500 | |
501 | QObjectPrivate::connect(sender: doc, signal: &QTextDocument::contentsChange, receiverPrivate: this, |
502 | slot: &QWidgetTextControlPrivate::_q_contentsChanged, type: Qt::UniqueConnection); |
503 | } |
504 | |
505 | void QWidgetTextControlPrivate::startDrag() |
506 | { |
507 | #if QT_CONFIG(draganddrop) |
508 | Q_Q(QWidgetTextControl); |
509 | mousePressed = false; |
510 | if (!contextWidget) |
511 | return; |
512 | QMimeData *data = q->createMimeDataFromSelection(); |
513 | |
514 | QDrag *drag = new QDrag(contextWidget); |
515 | drag->setMimeData(data); |
516 | |
517 | Qt::DropActions actions = Qt::CopyAction; |
518 | Qt::DropAction action; |
519 | if (interactionFlags & Qt::TextEditable) { |
520 | actions |= Qt::MoveAction; |
521 | action = drag->exec(supportedActions: actions, defaultAction: Qt::MoveAction); |
522 | } else { |
523 | action = drag->exec(supportedActions: actions, defaultAction: Qt::CopyAction); |
524 | } |
525 | |
526 | if (action == Qt::MoveAction && drag->target() != contextWidget) |
527 | cursor.removeSelectedText(); |
528 | #endif |
529 | } |
530 | |
531 | void QWidgetTextControlPrivate::setCursorPosition(const QPointF &pos) |
532 | { |
533 | Q_Q(QWidgetTextControl); |
534 | const int cursorPos = q->hitTest(point: pos, accuracy: Qt::FuzzyHit); |
535 | if (cursorPos == -1) |
536 | return; |
537 | cursor.setPosition(pos: cursorPos); |
538 | } |
539 | |
540 | void QWidgetTextControlPrivate::setCursorPosition(int pos, QTextCursor::MoveMode mode) |
541 | { |
542 | cursor.setPosition(pos, mode); |
543 | |
544 | if (mode != QTextCursor::KeepAnchor) { |
545 | selectedWordOnDoubleClick = QTextCursor(); |
546 | selectedBlockOnTrippleClick = QTextCursor(); |
547 | } |
548 | } |
549 | |
550 | void QWidgetTextControlPrivate::repaintCursor() |
551 | { |
552 | Q_Q(QWidgetTextControl); |
553 | emit q->updateRequest(rect: cursorRectPlusUnicodeDirectionMarkers(cursor)); |
554 | } |
555 | |
556 | void QWidgetTextControlPrivate::repaintOldAndNewSelection(const QTextCursor &oldSelection) |
557 | { |
558 | Q_Q(QWidgetTextControl); |
559 | if (cursor.hasSelection() |
560 | && oldSelection.hasSelection() |
561 | && cursor.currentFrame() == oldSelection.currentFrame() |
562 | && !cursor.hasComplexSelection() |
563 | && !oldSelection.hasComplexSelection() |
564 | && cursor.anchor() == oldSelection.anchor() |
565 | ) { |
566 | QTextCursor differenceSelection(doc); |
567 | differenceSelection.setPosition(pos: oldSelection.position()); |
568 | differenceSelection.setPosition(pos: cursor.position(), mode: QTextCursor::KeepAnchor); |
569 | emit q->updateRequest(rect: q->selectionRect(cursor: differenceSelection)); |
570 | } else { |
571 | if (!oldSelection.isNull()) |
572 | emit q->updateRequest(rect: q->selectionRect(cursor: oldSelection) | cursorRectPlusUnicodeDirectionMarkers(cursor: oldSelection)); |
573 | emit q->updateRequest(rect: q->selectionRect() | cursorRectPlusUnicodeDirectionMarkers(cursor)); |
574 | } |
575 | } |
576 | |
577 | void QWidgetTextControlPrivate::selectionChanged(bool forceEmitSelectionChanged /*=false*/) |
578 | { |
579 | Q_Q(QWidgetTextControl); |
580 | if (forceEmitSelectionChanged) { |
581 | emit q->selectionChanged(); |
582 | #if QT_CONFIG(accessibility) |
583 | if (q->parent() && q->parent()->isWidgetType()) { |
584 | QAccessibleTextSelectionEvent ev(q->parent(), cursor.anchor(), cursor.position()); |
585 | QAccessible::updateAccessibility(event: &ev); |
586 | } |
587 | #endif |
588 | } |
589 | |
590 | if (cursor.position() == lastSelectionPosition |
591 | && cursor.anchor() == lastSelectionAnchor) |
592 | return; |
593 | |
594 | bool selectionStateChange = (cursor.hasSelection() |
595 | != (lastSelectionPosition != lastSelectionAnchor)); |
596 | if (selectionStateChange) |
597 | emit q->copyAvailable(b: cursor.hasSelection()); |
598 | |
599 | if (!forceEmitSelectionChanged |
600 | && (selectionStateChange |
601 | || (cursor.hasSelection() |
602 | && (cursor.position() != lastSelectionPosition |
603 | || cursor.anchor() != lastSelectionAnchor)))) { |
604 | emit q->selectionChanged(); |
605 | #if QT_CONFIG(accessibility) |
606 | if (q->parent() && q->parent()->isWidgetType()) { |
607 | QAccessibleTextSelectionEvent ev(q->parent(), cursor.anchor(), cursor.position()); |
608 | QAccessible::updateAccessibility(event: &ev); |
609 | } |
610 | #endif |
611 | } |
612 | emit q->microFocusChanged(); |
613 | lastSelectionPosition = cursor.position(); |
614 | lastSelectionAnchor = cursor.anchor(); |
615 | } |
616 | |
617 | void QWidgetTextControlPrivate::_q_updateCurrentCharFormatAndSelection() |
618 | { |
619 | updateCurrentCharFormat(); |
620 | selectionChanged(); |
621 | } |
622 | |
623 | #ifndef QT_NO_CLIPBOARD |
624 | void QWidgetTextControlPrivate::setClipboardSelection() |
625 | { |
626 | QClipboard *clipboard = QGuiApplication::clipboard(); |
627 | if (!cursor.hasSelection() || !clipboard->supportsSelection()) |
628 | return; |
629 | Q_Q(QWidgetTextControl); |
630 | QMimeData *data = q->createMimeDataFromSelection(); |
631 | clipboard->setMimeData(data, mode: QClipboard::Selection); |
632 | } |
633 | #endif |
634 | |
635 | void QWidgetTextControlPrivate::_q_emitCursorPosChanged(const QTextCursor &someCursor) |
636 | { |
637 | Q_Q(QWidgetTextControl); |
638 | if (someCursor.isCopyOf(other: cursor)) { |
639 | emit q->cursorPositionChanged(); |
640 | emit q->microFocusChanged(); |
641 | } |
642 | } |
643 | |
644 | void QWidgetTextControlPrivate::_q_contentsChanged(int from, int charsRemoved, int charsAdded) |
645 | { |
646 | #if QT_CONFIG(accessibility) |
647 | Q_Q(QWidgetTextControl); |
648 | |
649 | if (QAccessible::isActive() && q->parent() && q->parent()->isWidgetType()) { |
650 | QTextCursor tmp(doc); |
651 | tmp.setPosition(pos: from); |
652 | // when setting a new text document the length is off |
653 | // QTBUG-32583 - characterCount is off by 1 requires the -1 |
654 | tmp.setPosition(pos: qMin(a: doc->characterCount() - 1, b: from + charsAdded), mode: QTextCursor::KeepAnchor); |
655 | QString newText = tmp.selectedText(); |
656 | |
657 | // always report the right number of removed chars, but in lack of the real string use spaces |
658 | QString oldText = QString(charsRemoved, u' '); |
659 | |
660 | QAccessibleEvent *ev = nullptr; |
661 | if (charsRemoved == 0) { |
662 | ev = new QAccessibleTextInsertEvent(q->parent(), from, newText); |
663 | } else if (charsAdded == 0) { |
664 | ev = new QAccessibleTextRemoveEvent(q->parent(), from, oldText); |
665 | } else { |
666 | ev = new QAccessibleTextUpdateEvent(q->parent(), from, oldText, newText); |
667 | } |
668 | QAccessible::updateAccessibility(event: ev); |
669 | delete ev; |
670 | } |
671 | #else |
672 | Q_UNUSED(from); |
673 | Q_UNUSED(charsRemoved); |
674 | Q_UNUSED(charsAdded); |
675 | #endif |
676 | } |
677 | |
678 | void QWidgetTextControlPrivate::_q_documentLayoutChanged() |
679 | { |
680 | Q_Q(QWidgetTextControl); |
681 | QAbstractTextDocumentLayout *layout = doc->documentLayout(); |
682 | QObject::connect(sender: layout, signal: &QAbstractTextDocumentLayout::update, context: q, |
683 | slot: &QWidgetTextControl::updateRequest); |
684 | QObjectPrivate::connect(sender: layout, signal: &QAbstractTextDocumentLayout::updateBlock, receiverPrivate: this, |
685 | slot: &QWidgetTextControlPrivate::_q_updateBlock); |
686 | QObject::connect(sender: layout, signal: &QAbstractTextDocumentLayout::documentSizeChanged, context: q, |
687 | slot: &QWidgetTextControl::documentSizeChanged); |
688 | } |
689 | |
690 | void QWidgetTextControlPrivate::setCursorVisible(bool visible) |
691 | { |
692 | if (cursorVisible == visible) |
693 | return; |
694 | |
695 | cursorVisible = visible; |
696 | updateCursorBlinking(); |
697 | |
698 | if (cursorVisible) |
699 | connect(sender: QGuiApplication::styleHints(), signal: &QStyleHints::cursorFlashTimeChanged, receiverPrivate: this, slot: &QWidgetTextControlPrivate::updateCursorBlinking); |
700 | else |
701 | disconnect(sender: QGuiApplication::styleHints(), signal: &QStyleHints::cursorFlashTimeChanged, receiverPrivate: this, slot: &QWidgetTextControlPrivate::updateCursorBlinking); |
702 | } |
703 | |
704 | void QWidgetTextControlPrivate::updateCursorBlinking() |
705 | { |
706 | cursorBlinkTimer.stop(); |
707 | if (cursorVisible) { |
708 | int flashTime = QGuiApplication::styleHints()->cursorFlashTime(); |
709 | if (flashTime >= 2) |
710 | cursorBlinkTimer.start(msec: flashTime / 2, obj: q_func()); |
711 | } |
712 | |
713 | cursorOn = cursorVisible; |
714 | repaintCursor(); |
715 | } |
716 | |
717 | void QWidgetTextControlPrivate::extendWordwiseSelection(int suggestedNewPosition, qreal mouseXPosition) |
718 | { |
719 | Q_Q(QWidgetTextControl); |
720 | |
721 | // if inside the initial selected word keep that |
722 | if (suggestedNewPosition >= selectedWordOnDoubleClick.selectionStart() |
723 | && suggestedNewPosition <= selectedWordOnDoubleClick.selectionEnd()) { |
724 | q->setTextCursor(cursor: selectedWordOnDoubleClick); |
725 | return; |
726 | } |
727 | |
728 | QTextCursor curs = selectedWordOnDoubleClick; |
729 | curs.setPosition(pos: suggestedNewPosition, mode: QTextCursor::KeepAnchor); |
730 | |
731 | if (!curs.movePosition(op: QTextCursor::StartOfWord)) |
732 | return; |
733 | const int wordStartPos = curs.position(); |
734 | |
735 | const int blockPos = curs.block().position(); |
736 | const QPointF blockCoordinates = q->blockBoundingRect(block: curs.block()).topLeft(); |
737 | |
738 | QTextLine line = currentTextLine(cursor: curs); |
739 | if (!line.isValid()) |
740 | return; |
741 | |
742 | const qreal wordStartX = line.cursorToX(cursorPos: curs.position() - blockPos) + blockCoordinates.x(); |
743 | |
744 | if (!curs.movePosition(op: QTextCursor::EndOfWord)) |
745 | return; |
746 | const int wordEndPos = curs.position(); |
747 | |
748 | const QTextLine otherLine = currentTextLine(cursor: curs); |
749 | if (otherLine.textStart() != line.textStart() |
750 | || wordEndPos == wordStartPos) |
751 | return; |
752 | |
753 | const qreal wordEndX = line.cursorToX(cursorPos: curs.position() - blockPos) + blockCoordinates.x(); |
754 | |
755 | if (!wordSelectionEnabled && (mouseXPosition < wordStartX || mouseXPosition > wordEndX)) |
756 | return; |
757 | |
758 | if (wordSelectionEnabled) { |
759 | if (suggestedNewPosition < selectedWordOnDoubleClick.position()) { |
760 | cursor.setPosition(pos: selectedWordOnDoubleClick.selectionEnd()); |
761 | setCursorPosition(pos: wordStartPos, mode: QTextCursor::KeepAnchor); |
762 | } else { |
763 | cursor.setPosition(pos: selectedWordOnDoubleClick.selectionStart()); |
764 | setCursorPosition(pos: wordEndPos, mode: QTextCursor::KeepAnchor); |
765 | } |
766 | } else { |
767 | // keep the already selected word even when moving to the left |
768 | // (#39164) |
769 | if (suggestedNewPosition < selectedWordOnDoubleClick.position()) |
770 | cursor.setPosition(pos: selectedWordOnDoubleClick.selectionEnd()); |
771 | else |
772 | cursor.setPosition(pos: selectedWordOnDoubleClick.selectionStart()); |
773 | |
774 | const qreal differenceToStart = mouseXPosition - wordStartX; |
775 | const qreal differenceToEnd = wordEndX - mouseXPosition; |
776 | |
777 | if (differenceToStart < differenceToEnd) |
778 | setCursorPosition(pos: wordStartPos, mode: QTextCursor::KeepAnchor); |
779 | else |
780 | setCursorPosition(pos: wordEndPos, mode: QTextCursor::KeepAnchor); |
781 | } |
782 | |
783 | if (interactionFlags & Qt::TextSelectableByMouse) { |
784 | #ifndef QT_NO_CLIPBOARD |
785 | setClipboardSelection(); |
786 | #endif |
787 | selectionChanged(forceEmitSelectionChanged: true); |
788 | } |
789 | } |
790 | |
791 | void QWidgetTextControlPrivate::extendBlockwiseSelection(int suggestedNewPosition) |
792 | { |
793 | Q_Q(QWidgetTextControl); |
794 | |
795 | // if inside the initial selected line keep that |
796 | if (suggestedNewPosition >= selectedBlockOnTrippleClick.selectionStart() |
797 | && suggestedNewPosition <= selectedBlockOnTrippleClick.selectionEnd()) { |
798 | q->setTextCursor(cursor: selectedBlockOnTrippleClick); |
799 | return; |
800 | } |
801 | |
802 | if (suggestedNewPosition < selectedBlockOnTrippleClick.position()) { |
803 | cursor.setPosition(pos: selectedBlockOnTrippleClick.selectionEnd()); |
804 | cursor.setPosition(pos: suggestedNewPosition, mode: QTextCursor::KeepAnchor); |
805 | cursor.movePosition(op: QTextCursor::StartOfBlock, QTextCursor::KeepAnchor); |
806 | } else { |
807 | cursor.setPosition(pos: selectedBlockOnTrippleClick.selectionStart()); |
808 | cursor.setPosition(pos: suggestedNewPosition, mode: QTextCursor::KeepAnchor); |
809 | cursor.movePosition(op: QTextCursor::EndOfBlock, QTextCursor::KeepAnchor); |
810 | cursor.movePosition(op: QTextCursor::NextCharacter, QTextCursor::KeepAnchor); |
811 | } |
812 | |
813 | if (interactionFlags & Qt::TextSelectableByMouse) { |
814 | #ifndef QT_NO_CLIPBOARD |
815 | setClipboardSelection(); |
816 | #endif |
817 | selectionChanged(forceEmitSelectionChanged: true); |
818 | } |
819 | } |
820 | |
821 | void QWidgetTextControlPrivate::_q_deleteSelected() |
822 | { |
823 | if (!(interactionFlags & Qt::TextEditable) || !cursor.hasSelection()) |
824 | return; |
825 | cursor.removeSelectedText(); |
826 | } |
827 | |
828 | void QWidgetTextControl::undo() |
829 | { |
830 | Q_D(QWidgetTextControl); |
831 | d->repaintSelection(); |
832 | const int oldCursorPos = d->cursor.position(); |
833 | d->doc->undo(cursor: &d->cursor); |
834 | if (d->cursor.position() != oldCursorPos) |
835 | emit cursorPositionChanged(); |
836 | emit microFocusChanged(); |
837 | ensureCursorVisible(); |
838 | } |
839 | |
840 | void QWidgetTextControl::redo() |
841 | { |
842 | Q_D(QWidgetTextControl); |
843 | d->repaintSelection(); |
844 | const int oldCursorPos = d->cursor.position(); |
845 | d->doc->redo(cursor: &d->cursor); |
846 | if (d->cursor.position() != oldCursorPos) |
847 | emit cursorPositionChanged(); |
848 | emit microFocusChanged(); |
849 | ensureCursorVisible(); |
850 | } |
851 | |
852 | QWidgetTextControl::QWidgetTextControl(QObject *parent) |
853 | : QInputControl(QInputControl::TextEdit, *new QWidgetTextControlPrivate, parent) |
854 | { |
855 | Q_D(QWidgetTextControl); |
856 | d->init(); |
857 | } |
858 | |
859 | QWidgetTextControl::QWidgetTextControl(const QString &text, QObject *parent) |
860 | : QInputControl(QInputControl::TextEdit, *new QWidgetTextControlPrivate, parent) |
861 | { |
862 | Q_D(QWidgetTextControl); |
863 | d->init(format: Qt::RichText, text); |
864 | } |
865 | |
866 | QWidgetTextControl::QWidgetTextControl(QTextDocument *doc, QObject *parent) |
867 | : QInputControl(QInputControl::TextEdit, *new QWidgetTextControlPrivate, parent) |
868 | { |
869 | Q_D(QWidgetTextControl); |
870 | d->init(format: Qt::RichText, text: QString(), document: doc); |
871 | } |
872 | |
873 | QWidgetTextControl::~QWidgetTextControl() |
874 | { |
875 | } |
876 | |
877 | void QWidgetTextControl::setDocument(QTextDocument *document) |
878 | { |
879 | Q_D(QWidgetTextControl); |
880 | if (d->doc == document) |
881 | return; |
882 | |
883 | d->doc->disconnect(receiver: this); |
884 | d->doc->documentLayout()->disconnect(receiver: this); |
885 | d->doc->documentLayout()->setPaintDevice(nullptr); |
886 | |
887 | if (d->doc->parent() == this) |
888 | delete d->doc; |
889 | |
890 | d->doc = nullptr; |
891 | d->setContent(format: Qt::RichText, text: QString(), document); |
892 | } |
893 | |
894 | QTextDocument *QWidgetTextControl::document() const |
895 | { |
896 | Q_D(const QWidgetTextControl); |
897 | return d->doc; |
898 | } |
899 | |
900 | void QWidgetTextControl::setTextCursor(const QTextCursor &cursor, bool selectionClipboard) |
901 | { |
902 | Q_D(QWidgetTextControl); |
903 | d->cursorIsFocusIndicator = false; |
904 | const bool posChanged = cursor.position() != d->cursor.position(); |
905 | const QTextCursor oldSelection = d->cursor; |
906 | d->cursor = cursor; |
907 | d->cursorOn = d->hasFocus |
908 | && (d->interactionFlags & (Qt::TextSelectableByKeyboard | Qt::TextEditable)); |
909 | d->_q_updateCurrentCharFormatAndSelection(); |
910 | ensureCursorVisible(); |
911 | d->repaintOldAndNewSelection(oldSelection); |
912 | if (posChanged) |
913 | emit cursorPositionChanged(); |
914 | |
915 | #ifndef QT_NO_CLIPBOARD |
916 | if (selectionClipboard) |
917 | d->setClipboardSelection(); |
918 | #else |
919 | Q_UNUSED(selectionClipboard); |
920 | #endif |
921 | } |
922 | |
923 | QTextCursor QWidgetTextControl::textCursor() const |
924 | { |
925 | Q_D(const QWidgetTextControl); |
926 | return d->cursor; |
927 | } |
928 | |
929 | #ifndef QT_NO_CLIPBOARD |
930 | |
931 | void QWidgetTextControl::cut() |
932 | { |
933 | Q_D(QWidgetTextControl); |
934 | if (!(d->interactionFlags & Qt::TextEditable) || !d->cursor.hasSelection()) |
935 | return; |
936 | copy(); |
937 | d->cursor.removeSelectedText(); |
938 | } |
939 | |
940 | void QWidgetTextControl::copy() |
941 | { |
942 | Q_D(QWidgetTextControl); |
943 | if (!d->cursor.hasSelection()) |
944 | return; |
945 | QMimeData *data = createMimeDataFromSelection(); |
946 | QGuiApplication::clipboard()->setMimeData(data); |
947 | } |
948 | |
949 | void QWidgetTextControl::paste(QClipboard::Mode mode) |
950 | { |
951 | const QMimeData *md = QGuiApplication::clipboard()->mimeData(mode); |
952 | if (md) |
953 | insertFromMimeData(source: md); |
954 | } |
955 | #endif |
956 | |
957 | void QWidgetTextControl::clear() |
958 | { |
959 | Q_D(QWidgetTextControl); |
960 | // clears and sets empty content |
961 | d->extraSelections.clear(); |
962 | d->setContent(); |
963 | } |
964 | |
965 | |
966 | void QWidgetTextControl::selectAll() |
967 | { |
968 | Q_D(QWidgetTextControl); |
969 | const int selectionLength = qAbs(t: d->cursor.position() - d->cursor.anchor()); |
970 | const int oldCursorPos = d->cursor.position(); |
971 | d->cursor.select(selection: QTextCursor::Document); |
972 | d->selectionChanged(forceEmitSelectionChanged: selectionLength != qAbs(t: d->cursor.position() - d->cursor.anchor())); |
973 | d->cursorIsFocusIndicator = false; |
974 | if (d->cursor.position() != oldCursorPos) |
975 | emit cursorPositionChanged(); |
976 | emit updateRequest(); |
977 | } |
978 | |
979 | void QWidgetTextControl::processEvent(QEvent *e, const QPointF &coordinateOffset, QWidget *contextWidget) |
980 | { |
981 | QTransform t; |
982 | t.translate(dx: coordinateOffset.x(), dy: coordinateOffset.y()); |
983 | processEvent(e, transform: t, contextWidget); |
984 | } |
985 | |
986 | void QWidgetTextControl::processEvent(QEvent *e, const QTransform &transform, QWidget *contextWidget) |
987 | { |
988 | Q_D(QWidgetTextControl); |
989 | if (d->interactionFlags == Qt::NoTextInteraction) { |
990 | e->ignore(); |
991 | return; |
992 | } |
993 | |
994 | d->contextWidget = contextWidget; |
995 | |
996 | if (!d->contextWidget) { |
997 | switch (e->type()) { |
998 | #if QT_CONFIG(graphicsview) |
999 | case QEvent::GraphicsSceneMouseMove: |
1000 | case QEvent::GraphicsSceneMousePress: |
1001 | case QEvent::GraphicsSceneMouseRelease: |
1002 | case QEvent::GraphicsSceneMouseDoubleClick: |
1003 | case QEvent::GraphicsSceneContextMenu: |
1004 | case QEvent::GraphicsSceneHoverEnter: |
1005 | case QEvent::GraphicsSceneHoverMove: |
1006 | case QEvent::GraphicsSceneHoverLeave: |
1007 | case QEvent::GraphicsSceneHelp: |
1008 | case QEvent::GraphicsSceneDragEnter: |
1009 | case QEvent::GraphicsSceneDragMove: |
1010 | case QEvent::GraphicsSceneDragLeave: |
1011 | case QEvent::GraphicsSceneDrop: { |
1012 | QGraphicsSceneEvent *ev = static_cast<QGraphicsSceneEvent *>(e); |
1013 | d->contextWidget = ev->widget(); |
1014 | break; |
1015 | } |
1016 | #endif // QT_CONFIG(graphicsview) |
1017 | default: break; |
1018 | }; |
1019 | } |
1020 | |
1021 | switch (e->type()) { |
1022 | case QEvent::KeyPress: |
1023 | d->keyPressEvent(e: static_cast<QKeyEvent *>(e)); |
1024 | break; |
1025 | case QEvent::MouseButtonPress: { |
1026 | QMouseEvent *ev = static_cast<QMouseEvent *>(e); |
1027 | d->mousePressEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->position().toPoint()), modifiers: ev->modifiers(), |
1028 | buttons: ev->buttons(), globalPos: ev->globalPosition().toPoint()); |
1029 | break; } |
1030 | case QEvent::MouseMove: { |
1031 | QMouseEvent *ev = static_cast<QMouseEvent *>(e); |
1032 | d->mouseMoveEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->position().toPoint()), modifiers: ev->modifiers(), |
1033 | buttons: ev->buttons(), globalPos: ev->globalPosition().toPoint()); |
1034 | break; } |
1035 | case QEvent::MouseButtonRelease: { |
1036 | QMouseEvent *ev = static_cast<QMouseEvent *>(e); |
1037 | d->mouseReleaseEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->position().toPoint()), modifiers: ev->modifiers(), |
1038 | buttons: ev->buttons(), globalPos: ev->globalPosition().toPoint()); |
1039 | break; } |
1040 | case QEvent::MouseButtonDblClick: { |
1041 | QMouseEvent *ev = static_cast<QMouseEvent *>(e); |
1042 | d->mouseDoubleClickEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->position().toPoint()), modifiers: ev->modifiers(), |
1043 | buttons: ev->buttons(), globalPos: ev->globalPosition().toPoint()); |
1044 | break; } |
1045 | case QEvent::InputMethod: |
1046 | d->inputMethodEvent(static_cast<QInputMethodEvent *>(e)); |
1047 | break; |
1048 | #ifndef QT_NO_CONTEXTMENU |
1049 | case QEvent::ContextMenu: { |
1050 | QContextMenuEvent *ev = static_cast<QContextMenuEvent *>(e); |
1051 | d->contextMenuEvent(screenPos: ev->globalPos(), docPos: transform.map(p: ev->pos()), contextWidget); |
1052 | break; } |
1053 | #endif // QT_NO_CONTEXTMENU |
1054 | case QEvent::FocusIn: |
1055 | case QEvent::FocusOut: |
1056 | d->focusEvent(e: static_cast<QFocusEvent *>(e)); |
1057 | break; |
1058 | |
1059 | case QEvent::EnabledChange: |
1060 | d->isEnabled = e->isAccepted(); |
1061 | break; |
1062 | |
1063 | #if QT_CONFIG(tooltip) |
1064 | case QEvent::ToolTip: { |
1065 | QHelpEvent *ev = static_cast<QHelpEvent *>(e); |
1066 | d->showToolTip(globalPos: ev->globalPos(), pos: transform.map(p: ev->pos()), contextWidget); |
1067 | break; |
1068 | } |
1069 | #endif // QT_CONFIG(tooltip) |
1070 | |
1071 | #if QT_CONFIG(draganddrop) |
1072 | case QEvent::DragEnter: { |
1073 | QDragEnterEvent *ev = static_cast<QDragEnterEvent *>(e); |
1074 | if (d->dragEnterEvent(e, mimeData: ev->mimeData())) |
1075 | ev->acceptProposedAction(); |
1076 | break; |
1077 | } |
1078 | case QEvent::DragLeave: |
1079 | d->dragLeaveEvent(); |
1080 | break; |
1081 | case QEvent::DragMove: { |
1082 | QDragMoveEvent *ev = static_cast<QDragMoveEvent *>(e); |
1083 | if (d->dragMoveEvent(e, mimeData: ev->mimeData(), pos: transform.map(p: ev->position().toPoint()))) |
1084 | ev->acceptProposedAction(); |
1085 | break; |
1086 | } |
1087 | case QEvent::Drop: { |
1088 | QDropEvent *ev = static_cast<QDropEvent *>(e); |
1089 | if (d->dropEvent(mimeData: ev->mimeData(), pos: transform.map(p: ev->position().toPoint()), dropAction: ev->dropAction(), source: ev->source())) |
1090 | ev->acceptProposedAction(); |
1091 | break; |
1092 | } |
1093 | #endif |
1094 | |
1095 | #if QT_CONFIG(graphicsview) |
1096 | case QEvent::GraphicsSceneMousePress: { |
1097 | QGraphicsSceneMouseEvent *ev = static_cast<QGraphicsSceneMouseEvent *>(e); |
1098 | d->mousePressEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->pos()), modifiers: ev->modifiers(), buttons: ev->buttons(), |
1099 | globalPos: ev->screenPos()); |
1100 | break; } |
1101 | case QEvent::GraphicsSceneMouseMove: { |
1102 | QGraphicsSceneMouseEvent *ev = static_cast<QGraphicsSceneMouseEvent *>(e); |
1103 | d->mouseMoveEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->pos()), modifiers: ev->modifiers(), buttons: ev->buttons(), |
1104 | globalPos: ev->screenPos()); |
1105 | break; } |
1106 | case QEvent::GraphicsSceneMouseRelease: { |
1107 | QGraphicsSceneMouseEvent *ev = static_cast<QGraphicsSceneMouseEvent *>(e); |
1108 | d->mouseReleaseEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->pos()), modifiers: ev->modifiers(), buttons: ev->buttons(), |
1109 | globalPos: ev->screenPos()); |
1110 | break; } |
1111 | case QEvent::GraphicsSceneMouseDoubleClick: { |
1112 | QGraphicsSceneMouseEvent *ev = static_cast<QGraphicsSceneMouseEvent *>(e); |
1113 | d->mouseDoubleClickEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->pos()), modifiers: ev->modifiers(), buttons: ev->buttons(), |
1114 | globalPos: ev->screenPos()); |
1115 | break; } |
1116 | case QEvent::GraphicsSceneContextMenu: { |
1117 | QGraphicsSceneContextMenuEvent *ev = static_cast<QGraphicsSceneContextMenuEvent *>(e); |
1118 | d->contextMenuEvent(screenPos: ev->screenPos(), docPos: transform.map(p: ev->pos()), contextWidget); |
1119 | break; } |
1120 | |
1121 | case QEvent::GraphicsSceneHoverMove: { |
1122 | QGraphicsSceneHoverEvent *ev = static_cast<QGraphicsSceneHoverEvent *>(e); |
1123 | d->mouseMoveEvent(e: ev, button: Qt::NoButton, pos: transform.map(p: ev->pos()), modifiers: ev->modifiers(),buttons: Qt::NoButton, |
1124 | globalPos: ev->screenPos()); |
1125 | break; } |
1126 | |
1127 | case QEvent::GraphicsSceneDragEnter: { |
1128 | QGraphicsSceneDragDropEvent *ev = static_cast<QGraphicsSceneDragDropEvent *>(e); |
1129 | if (d->dragEnterEvent(e, mimeData: ev->mimeData())) |
1130 | ev->acceptProposedAction(); |
1131 | break; } |
1132 | case QEvent::GraphicsSceneDragLeave: |
1133 | d->dragLeaveEvent(); |
1134 | break; |
1135 | case QEvent::GraphicsSceneDragMove: { |
1136 | QGraphicsSceneDragDropEvent *ev = static_cast<QGraphicsSceneDragDropEvent *>(e); |
1137 | if (d->dragMoveEvent(e, mimeData: ev->mimeData(), pos: transform.map(p: ev->pos()))) |
1138 | ev->acceptProposedAction(); |
1139 | break; } |
1140 | case QEvent::GraphicsSceneDrop: { |
1141 | QGraphicsSceneDragDropEvent *ev = static_cast<QGraphicsSceneDragDropEvent *>(e); |
1142 | if (d->dropEvent(mimeData: ev->mimeData(), pos: transform.map(p: ev->pos()), dropAction: ev->dropAction(), source: ev->source())) |
1143 | ev->accept(); |
1144 | break; } |
1145 | #endif // QT_CONFIG(graphicsview) |
1146 | #ifdef QT_KEYPAD_NAVIGATION |
1147 | case QEvent::EnterEditFocus: |
1148 | case QEvent::LeaveEditFocus: |
1149 | if (QApplicationPrivate::keypadNavigationEnabled()) |
1150 | d->editFocusEvent(e); |
1151 | break; |
1152 | #endif |
1153 | case QEvent::ShortcutOverride: |
1154 | if (d->interactionFlags & Qt::TextEditable) { |
1155 | QKeyEvent* ke = static_cast<QKeyEvent *>(e); |
1156 | if (isCommonTextEditShortcut(ke)) |
1157 | ke->accept(); |
1158 | } |
1159 | break; |
1160 | default: |
1161 | break; |
1162 | } |
1163 | } |
1164 | |
1165 | bool QWidgetTextControl::event(QEvent *e) |
1166 | { |
1167 | return QObject::event(event: e); |
1168 | } |
1169 | |
1170 | void QWidgetTextControl::timerEvent(QTimerEvent *e) |
1171 | { |
1172 | Q_D(QWidgetTextControl); |
1173 | if (e->timerId() == d->cursorBlinkTimer.timerId()) { |
1174 | d->cursorOn = !d->cursorOn; |
1175 | |
1176 | if (d->cursor.hasSelection()) |
1177 | d->cursorOn &= (QApplication::style()->styleHint(stylehint: QStyle::SH_BlinkCursorWhenTextSelected) |
1178 | != 0); |
1179 | |
1180 | d->repaintCursor(); |
1181 | } else if (e->timerId() == d->trippleClickTimer.timerId()) { |
1182 | d->trippleClickTimer.stop(); |
1183 | } |
1184 | } |
1185 | |
1186 | void QWidgetTextControl::setPlainText(const QString &text) |
1187 | { |
1188 | Q_D(QWidgetTextControl); |
1189 | d->setContent(format: Qt::PlainText, text); |
1190 | } |
1191 | |
1192 | #if QT_CONFIG(textmarkdownreader) |
1193 | void QWidgetTextControl::setMarkdown(const QString &text) |
1194 | { |
1195 | Q_D(QWidgetTextControl); |
1196 | d->setContent(format: Qt::MarkdownText, text); |
1197 | } |
1198 | #endif |
1199 | |
1200 | void QWidgetTextControl::setHtml(const QString &text) |
1201 | { |
1202 | Q_D(QWidgetTextControl); |
1203 | d->setContent(format: Qt::RichText, text); |
1204 | } |
1205 | |
1206 | void QWidgetTextControlPrivate::keyPressEvent(QKeyEvent *e) |
1207 | { |
1208 | Q_Q(QWidgetTextControl); |
1209 | #ifndef QT_NO_SHORTCUT |
1210 | if (e == QKeySequence::SelectAll) { |
1211 | e->accept(); |
1212 | q->selectAll(); |
1213 | #ifndef QT_NO_CLIPBOARD |
1214 | setClipboardSelection(); |
1215 | #endif |
1216 | return; |
1217 | } |
1218 | #ifndef QT_NO_CLIPBOARD |
1219 | else if (e == QKeySequence::Copy) { |
1220 | e->accept(); |
1221 | q->copy(); |
1222 | return; |
1223 | } |
1224 | #endif |
1225 | #endif // QT_NO_SHORTCUT |
1226 | |
1227 | if (interactionFlags & Qt::TextSelectableByKeyboard |
1228 | && cursorMoveKeyEvent(e)) |
1229 | goto accept; |
1230 | |
1231 | if (interactionFlags & Qt::LinksAccessibleByKeyboard) { |
1232 | if ((e->key() == Qt::Key_Return |
1233 | || e->key() == Qt::Key_Enter |
1234 | #ifdef QT_KEYPAD_NAVIGATION |
1235 | || e->key() == Qt::Key_Select |
1236 | #endif |
1237 | ) |
1238 | && cursor.hasSelection()) { |
1239 | |
1240 | e->accept(); |
1241 | activateLinkUnderCursor(); |
1242 | return; |
1243 | } |
1244 | } |
1245 | |
1246 | if (!(interactionFlags & Qt::TextEditable)) { |
1247 | e->ignore(); |
1248 | return; |
1249 | } |
1250 | |
1251 | if (e->key() == Qt::Key_Direction_L || e->key() == Qt::Key_Direction_R) { |
1252 | QTextBlockFormat fmt; |
1253 | fmt.setLayoutDirection((e->key() == Qt::Key_Direction_L) ? Qt::LeftToRight : Qt::RightToLeft); |
1254 | cursor.mergeBlockFormat(modifier: fmt); |
1255 | goto accept; |
1256 | } |
1257 | |
1258 | // schedule a repaint of the region of the cursor, as when we move it we |
1259 | // want to make sure the old cursor disappears (not noticeable when moving |
1260 | // only a few pixels but noticeable when jumping between cells in tables for |
1261 | // example) |
1262 | repaintSelection(); |
1263 | |
1264 | if (e->key() == Qt::Key_Backspace && !(e->modifiers() & ~(Qt::ShiftModifier | Qt::GroupSwitchModifier))) { |
1265 | QTextBlockFormat blockFmt = cursor.blockFormat(); |
1266 | QTextList *list = cursor.currentList(); |
1267 | if (list && cursor.atBlockStart() && !cursor.hasSelection()) { |
1268 | list->remove(cursor.block()); |
1269 | } else if (cursor.atBlockStart() && blockFmt.indent() > 0) { |
1270 | blockFmt.setIndent(blockFmt.indent() - 1); |
1271 | cursor.setBlockFormat(blockFmt); |
1272 | } else { |
1273 | QTextCursor localCursor = cursor; |
1274 | localCursor.deletePreviousChar(); |
1275 | if (cursor.d) |
1276 | cursor.d->setX(); |
1277 | } |
1278 | goto accept; |
1279 | } |
1280 | #ifndef QT_NO_SHORTCUT |
1281 | else if (e == QKeySequence::InsertParagraphSeparator) { |
1282 | insertParagraphSeparator(); |
1283 | e->accept(); |
1284 | goto accept; |
1285 | } else if (e == QKeySequence::InsertLineSeparator) { |
1286 | cursor.insertText(text: QString(QChar::LineSeparator)); |
1287 | e->accept(); |
1288 | goto accept; |
1289 | } |
1290 | #endif |
1291 | if (false) { |
1292 | } |
1293 | #ifndef QT_NO_SHORTCUT |
1294 | else if (e == QKeySequence::Undo) { |
1295 | q->undo(); |
1296 | } |
1297 | else if (e == QKeySequence::Redo) { |
1298 | q->redo(); |
1299 | } |
1300 | #ifndef QT_NO_CLIPBOARD |
1301 | else if (e == QKeySequence::Cut) { |
1302 | q->cut(); |
1303 | } |
1304 | else if (e == QKeySequence::Paste) { |
1305 | QClipboard::Mode mode = QClipboard::Clipboard; |
1306 | if (QGuiApplication::clipboard()->supportsSelection()) { |
1307 | if (e->modifiers() == (Qt::CTRL | Qt::SHIFT) && e->key() == Qt::Key_Insert) |
1308 | mode = QClipboard::Selection; |
1309 | } |
1310 | q->paste(mode); |
1311 | } |
1312 | #endif |
1313 | else if (e == QKeySequence::Delete) { |
1314 | QTextCursor localCursor = cursor; |
1315 | localCursor.deleteChar(); |
1316 | if (cursor.d) |
1317 | cursor.d->setX(); |
1318 | } else if (e == QKeySequence::Backspace) { |
1319 | QTextCursor localCursor = cursor; |
1320 | localCursor.deletePreviousChar(); |
1321 | if (cursor.d) |
1322 | cursor.d->setX(); |
1323 | }else if (e == QKeySequence::DeleteEndOfWord) { |
1324 | if (!cursor.hasSelection()) |
1325 | cursor.movePosition(op: QTextCursor::NextWord, QTextCursor::KeepAnchor); |
1326 | cursor.removeSelectedText(); |
1327 | } |
1328 | else if (e == QKeySequence::DeleteStartOfWord) { |
1329 | if (!cursor.hasSelection()) |
1330 | cursor.movePosition(op: QTextCursor::PreviousWord, QTextCursor::KeepAnchor); |
1331 | cursor.removeSelectedText(); |
1332 | } |
1333 | else if (e == QKeySequence::DeleteEndOfLine) { |
1334 | QTextBlock block = cursor.block(); |
1335 | if (cursor.position() == block.position() + block.length() - 2) |
1336 | cursor.movePosition(op: QTextCursor::Right, QTextCursor::KeepAnchor); |
1337 | else |
1338 | cursor.movePosition(op: QTextCursor::EndOfBlock, QTextCursor::KeepAnchor); |
1339 | cursor.removeSelectedText(); |
1340 | } |
1341 | #endif // QT_NO_SHORTCUT |
1342 | else { |
1343 | goto process; |
1344 | } |
1345 | goto accept; |
1346 | |
1347 | process: |
1348 | { |
1349 | if (q->isAcceptableInput(event: e)) { |
1350 | if (overwriteMode |
1351 | // no need to call deleteChar() if we have a selection, insertText |
1352 | // does it already |
1353 | && !cursor.hasSelection() |
1354 | && !cursor.atBlockEnd()) |
1355 | cursor.deleteChar(); |
1356 | |
1357 | cursor.insertText(text: e->text()); |
1358 | selectionChanged(); |
1359 | } else { |
1360 | e->ignore(); |
1361 | return; |
1362 | } |
1363 | } |
1364 | |
1365 | accept: |
1366 | |
1367 | #ifndef QT_NO_CLIPBOARD |
1368 | setClipboardSelection(); |
1369 | #endif |
1370 | |
1371 | e->accept(); |
1372 | cursorOn = true; |
1373 | |
1374 | q->ensureCursorVisible(); |
1375 | |
1376 | updateCurrentCharFormat(); |
1377 | } |
1378 | |
1379 | QVariant QWidgetTextControl::loadResource(int type, const QUrl &name) |
1380 | { |
1381 | Q_UNUSED(type); |
1382 | Q_UNUSED(name); |
1383 | return QVariant(); |
1384 | } |
1385 | |
1386 | void QWidgetTextControlPrivate::_q_updateBlock(const QTextBlock &block) |
1387 | { |
1388 | Q_Q(QWidgetTextControl); |
1389 | QRectF br = q->blockBoundingRect(block); |
1390 | br.setRight(qreal(INT_MAX)); // the block might have shrunk |
1391 | emit q->updateRequest(rect: br); |
1392 | } |
1393 | |
1394 | QRectF QWidgetTextControlPrivate::rectForPosition(int position) const |
1395 | { |
1396 | Q_Q(const QWidgetTextControl); |
1397 | const QTextBlock block = doc->findBlock(pos: position); |
1398 | if (!block.isValid()) |
1399 | return QRectF(); |
1400 | const QAbstractTextDocumentLayout *docLayout = doc->documentLayout(); |
1401 | const QTextLayout *layout = block.layout(); |
1402 | const QPointF layoutPos = q->blockBoundingRect(block).topLeft(); |
1403 | int relativePos = position - block.position(); |
1404 | if (preeditCursor != 0) { |
1405 | int preeditPos = layout->preeditAreaPosition(); |
1406 | if (relativePos == preeditPos) |
1407 | relativePos += preeditCursor; |
1408 | else if (relativePos > preeditPos) |
1409 | relativePos += layout->preeditAreaText().size(); |
1410 | } |
1411 | QTextLine line = layout->lineForTextPosition(pos: relativePos); |
1412 | |
1413 | int cursorWidth; |
1414 | { |
1415 | bool ok = false; |
1416 | cursorWidth = docLayout->property(name: "cursorWidth" ).toInt(ok: &ok); |
1417 | if (!ok) |
1418 | cursorWidth = 1; |
1419 | } |
1420 | |
1421 | QRectF r; |
1422 | |
1423 | if (line.isValid()) { |
1424 | qreal x = line.cursorToX(cursorPos: relativePos); |
1425 | qreal w = 0; |
1426 | if (overwriteMode) { |
1427 | if (relativePos < line.textLength() - line.textStart()) |
1428 | w = line.cursorToX(cursorPos: relativePos + 1) - x; |
1429 | else |
1430 | w = QFontMetrics(block.layout()->font()).horizontalAdvance(u' '); // in sync with QTextLine::draw() |
1431 | } |
1432 | r = QRectF(layoutPos.x() + x, layoutPos.y() + line.y(), |
1433 | cursorWidth + w, line.height()); |
1434 | } else { |
1435 | r = QRectF(layoutPos.x(), layoutPos.y(), cursorWidth, 10); // #### correct height |
1436 | } |
1437 | |
1438 | return r; |
1439 | } |
1440 | |
1441 | namespace { |
1442 | struct QTextFrameComparator { |
1443 | bool operator()(QTextFrame *frame, int position) { return frame->firstPosition() < position; } |
1444 | bool operator()(int position, QTextFrame *frame) { return position < frame->firstPosition(); } |
1445 | }; |
1446 | } |
1447 | |
1448 | static QRectF boundingRectOfFloatsInSelection(const QTextCursor &cursor) |
1449 | { |
1450 | QRectF r; |
1451 | QTextFrame *frame = cursor.currentFrame(); |
1452 | const QList<QTextFrame *> children = frame->childFrames(); |
1453 | |
1454 | const QList<QTextFrame *>::ConstIterator firstFrame = std::lower_bound(first: children.constBegin(), last: children.constEnd(), |
1455 | val: cursor.selectionStart(), comp: QTextFrameComparator()); |
1456 | const QList<QTextFrame *>::ConstIterator lastFrame = std::upper_bound(first: children.constBegin(), last: children.constEnd(), |
1457 | val: cursor.selectionEnd(), comp: QTextFrameComparator()); |
1458 | for (QList<QTextFrame *>::ConstIterator it = firstFrame; it != lastFrame; ++it) { |
1459 | if ((*it)->frameFormat().position() != QTextFrameFormat::InFlow) |
1460 | r |= frame->document()->documentLayout()->frameBoundingRect(frame: *it); |
1461 | } |
1462 | return r; |
1463 | } |
1464 | |
1465 | QRectF QWidgetTextControl::selectionRect(const QTextCursor &cursor) const |
1466 | { |
1467 | Q_D(const QWidgetTextControl); |
1468 | |
1469 | QRectF r = d->rectForPosition(position: cursor.selectionStart()); |
1470 | |
1471 | if (cursor.hasComplexSelection() && cursor.currentTable()) { |
1472 | QTextTable *table = cursor.currentTable(); |
1473 | |
1474 | r = d->doc->documentLayout()->frameBoundingRect(frame: table); |
1475 | /* |
1476 | int firstRow, numRows, firstColumn, numColumns; |
1477 | cursor.selectedTableCells(&firstRow, &numRows, &firstColumn, &numColumns); |
1478 | |
1479 | const QTextTableCell firstCell = table->cellAt(firstRow, firstColumn); |
1480 | const QTextTableCell lastCell = table->cellAt(firstRow + numRows - 1, firstColumn + numColumns - 1); |
1481 | |
1482 | const QAbstractTextDocumentLayout * const layout = doc->documentLayout(); |
1483 | |
1484 | QRectF tableSelRect = layout->blockBoundingRect(firstCell.firstCursorPosition().block()); |
1485 | |
1486 | for (int col = firstColumn; col < firstColumn + numColumns; ++col) { |
1487 | const QTextTableCell cell = table->cellAt(firstRow, col); |
1488 | const qreal y = layout->blockBoundingRect(cell.firstCursorPosition().block()).top(); |
1489 | |
1490 | tableSelRect.setTop(qMin(tableSelRect.top(), y)); |
1491 | } |
1492 | |
1493 | for (int row = firstRow; row < firstRow + numRows; ++row) { |
1494 | const QTextTableCell cell = table->cellAt(row, firstColumn); |
1495 | const qreal x = layout->blockBoundingRect(cell.firstCursorPosition().block()).left(); |
1496 | |
1497 | tableSelRect.setLeft(qMin(tableSelRect.left(), x)); |
1498 | } |
1499 | |
1500 | for (int col = firstColumn; col < firstColumn + numColumns; ++col) { |
1501 | const QTextTableCell cell = table->cellAt(firstRow + numRows - 1, col); |
1502 | const qreal y = layout->blockBoundingRect(cell.lastCursorPosition().block()).bottom(); |
1503 | |
1504 | tableSelRect.setBottom(qMax(tableSelRect.bottom(), y)); |
1505 | } |
1506 | |
1507 | for (int row = firstRow; row < firstRow + numRows; ++row) { |
1508 | const QTextTableCell cell = table->cellAt(row, firstColumn + numColumns - 1); |
1509 | const qreal x = layout->blockBoundingRect(cell.lastCursorPosition().block()).right(); |
1510 | |
1511 | tableSelRect.setRight(qMax(tableSelRect.right(), x)); |
1512 | } |
1513 | |
1514 | r = tableSelRect.toRect(); |
1515 | */ |
1516 | } else if (cursor.hasSelection()) { |
1517 | const int position = cursor.selectionStart(); |
1518 | const int anchor = cursor.selectionEnd(); |
1519 | const QTextBlock posBlock = d->doc->findBlock(pos: position); |
1520 | const QTextBlock anchorBlock = d->doc->findBlock(pos: anchor); |
1521 | if (posBlock == anchorBlock && posBlock.isValid() && posBlock.layout()->lineCount()) { |
1522 | const QTextLine posLine = posBlock.layout()->lineForTextPosition(pos: position - posBlock.position()); |
1523 | const QTextLine anchorLine = anchorBlock.layout()->lineForTextPosition(pos: anchor - anchorBlock.position()); |
1524 | |
1525 | const int firstLine = qMin(a: posLine.lineNumber(), b: anchorLine.lineNumber()); |
1526 | const int lastLine = qMax(a: posLine.lineNumber(), b: anchorLine.lineNumber()); |
1527 | const QTextLayout *layout = posBlock.layout(); |
1528 | r = QRectF(); |
1529 | for (int i = firstLine; i <= lastLine; ++i) { |
1530 | r |= layout->lineAt(i).rect(); |
1531 | r |= layout->lineAt(i).naturalTextRect(); // might be bigger in the case of wrap not enabled |
1532 | } |
1533 | r.translate(p: blockBoundingRect(block: posBlock).topLeft()); |
1534 | } else { |
1535 | QRectF anchorRect = d->rectForPosition(position: cursor.selectionEnd()); |
1536 | r |= anchorRect; |
1537 | r |= boundingRectOfFloatsInSelection(cursor); |
1538 | QRectF frameRect(d->doc->documentLayout()->frameBoundingRect(frame: cursor.currentFrame())); |
1539 | r.setLeft(frameRect.left()); |
1540 | r.setRight(frameRect.right()); |
1541 | } |
1542 | if (r.isValid()) |
1543 | r.adjust(xp1: -1, yp1: -1, xp2: 1, yp2: 1); |
1544 | } |
1545 | |
1546 | return r; |
1547 | } |
1548 | |
1549 | QRectF QWidgetTextControl::selectionRect() const |
1550 | { |
1551 | Q_D(const QWidgetTextControl); |
1552 | return selectionRect(cursor: d->cursor); |
1553 | } |
1554 | |
1555 | void QWidgetTextControlPrivate::mousePressEvent(QEvent *e, Qt::MouseButton button, const QPointF &pos, Qt::KeyboardModifiers modifiers, |
1556 | Qt::MouseButtons buttons, const QPoint &globalPos) |
1557 | { |
1558 | Q_Q(QWidgetTextControl); |
1559 | |
1560 | mousePressPos = pos.toPoint(); |
1561 | |
1562 | #if QT_CONFIG(draganddrop) |
1563 | mightStartDrag = false; |
1564 | #endif |
1565 | |
1566 | if (sendMouseEventToInputContext( |
1567 | e, eventType: QEvent::MouseButtonPress, button, pos, modifiers, buttons, globalPos)) { |
1568 | return; |
1569 | } |
1570 | |
1571 | if (interactionFlags & Qt::LinksAccessibleByMouse) { |
1572 | anchorOnMousePress = q->anchorAt(pos); |
1573 | |
1574 | if (cursorIsFocusIndicator) { |
1575 | cursorIsFocusIndicator = false; |
1576 | repaintSelection(); |
1577 | cursor.clearSelection(); |
1578 | } |
1579 | } |
1580 | if (!(button & Qt::LeftButton) || |
1581 | !((interactionFlags & Qt::TextSelectableByMouse) || (interactionFlags & Qt::TextEditable))) { |
1582 | e->ignore(); |
1583 | return; |
1584 | } |
1585 | bool wasValid = blockWithMarkerUnderMouse.isValid(); |
1586 | blockWithMarkerUnderMouse = q->blockWithMarkerAt(pos); |
1587 | if (wasValid != blockWithMarkerUnderMouse.isValid()) |
1588 | emit q->blockMarkerHovered(block: blockWithMarkerUnderMouse); |
1589 | |
1590 | |
1591 | cursorIsFocusIndicator = false; |
1592 | const QTextCursor oldSelection = cursor; |
1593 | const int oldCursorPos = cursor.position(); |
1594 | |
1595 | mousePressed = (interactionFlags & Qt::TextSelectableByMouse); |
1596 | |
1597 | commitPreedit(); |
1598 | |
1599 | if (trippleClickTimer.isActive() |
1600 | && ((pos - trippleClickPoint).toPoint().manhattanLength() < QApplication::startDragDistance())) { |
1601 | |
1602 | cursor.movePosition(op: QTextCursor::StartOfBlock); |
1603 | cursor.movePosition(op: QTextCursor::EndOfBlock, QTextCursor::KeepAnchor); |
1604 | cursor.movePosition(op: QTextCursor::NextCharacter, QTextCursor::KeepAnchor); |
1605 | selectedBlockOnTrippleClick = cursor; |
1606 | |
1607 | anchorOnMousePress = QString(); |
1608 | blockWithMarkerUnderMouse = QTextBlock(); |
1609 | emit q->blockMarkerHovered(block: blockWithMarkerUnderMouse); |
1610 | |
1611 | trippleClickTimer.stop(); |
1612 | } else { |
1613 | int cursorPos = q->hitTest(point: pos, accuracy: Qt::FuzzyHit); |
1614 | if (cursorPos == -1) { |
1615 | e->ignore(); |
1616 | return; |
1617 | } |
1618 | |
1619 | if (modifiers == Qt::ShiftModifier && (interactionFlags & Qt::TextSelectableByMouse)) { |
1620 | if (wordSelectionEnabled && !selectedWordOnDoubleClick.hasSelection()) { |
1621 | selectedWordOnDoubleClick = cursor; |
1622 | selectedWordOnDoubleClick.select(selection: QTextCursor::WordUnderCursor); |
1623 | } |
1624 | |
1625 | if (selectedBlockOnTrippleClick.hasSelection()) |
1626 | extendBlockwiseSelection(suggestedNewPosition: cursorPos); |
1627 | else if (selectedWordOnDoubleClick.hasSelection()) |
1628 | extendWordwiseSelection(suggestedNewPosition: cursorPos, mouseXPosition: pos.x()); |
1629 | else if (!wordSelectionEnabled) |
1630 | setCursorPosition(pos: cursorPos, mode: QTextCursor::KeepAnchor); |
1631 | } else { |
1632 | |
1633 | if (dragEnabled |
1634 | && cursor.hasSelection() |
1635 | && !cursorIsFocusIndicator |
1636 | && cursorPos >= cursor.selectionStart() |
1637 | && cursorPos <= cursor.selectionEnd() |
1638 | && q->hitTest(point: pos, accuracy: Qt::ExactHit) != -1) { |
1639 | #if QT_CONFIG(draganddrop) |
1640 | mightStartDrag = true; |
1641 | #endif |
1642 | return; |
1643 | } |
1644 | |
1645 | setCursorPosition(pos: cursorPos); |
1646 | } |
1647 | } |
1648 | |
1649 | if (interactionFlags & Qt::TextEditable) { |
1650 | q->ensureCursorVisible(); |
1651 | if (cursor.position() != oldCursorPos) |
1652 | emit q->cursorPositionChanged(); |
1653 | _q_updateCurrentCharFormatAndSelection(); |
1654 | } else { |
1655 | if (cursor.position() != oldCursorPos) { |
1656 | emit q->cursorPositionChanged(); |
1657 | emit q->microFocusChanged(); |
1658 | } |
1659 | selectionChanged(); |
1660 | } |
1661 | repaintOldAndNewSelection(oldSelection); |
1662 | hadSelectionOnMousePress = cursor.hasSelection(); |
1663 | } |
1664 | |
1665 | void QWidgetTextControlPrivate::mouseMoveEvent(QEvent *e, Qt::MouseButton button, const QPointF &mousePos, Qt::KeyboardModifiers modifiers, |
1666 | Qt::MouseButtons buttons, const QPoint &globalPos) |
1667 | { |
1668 | Q_Q(QWidgetTextControl); |
1669 | |
1670 | if (interactionFlags & Qt::LinksAccessibleByMouse) { |
1671 | QString anchor = q->anchorAt(pos: mousePos); |
1672 | if (anchor != highlightedAnchor) { |
1673 | highlightedAnchor = anchor; |
1674 | emit q->linkHovered(anchor); |
1675 | } |
1676 | } |
1677 | |
1678 | if (buttons & Qt::LeftButton) { |
1679 | const bool editable = interactionFlags & Qt::TextEditable; |
1680 | |
1681 | if (!(mousePressed |
1682 | || editable |
1683 | || mightStartDrag |
1684 | || selectedWordOnDoubleClick.hasSelection() |
1685 | || selectedBlockOnTrippleClick.hasSelection())) |
1686 | return; |
1687 | |
1688 | const QTextCursor oldSelection = cursor; |
1689 | const int oldCursorPos = cursor.position(); |
1690 | |
1691 | if (mightStartDrag) { |
1692 | if ((mousePos.toPoint() - mousePressPos).manhattanLength() > QApplication::startDragDistance()) |
1693 | startDrag(); |
1694 | return; |
1695 | } |
1696 | |
1697 | const qreal mouseX = qreal(mousePos.x()); |
1698 | |
1699 | int newCursorPos = q->hitTest(point: mousePos, accuracy: Qt::FuzzyHit); |
1700 | |
1701 | if (isPreediting()) { |
1702 | // note: oldCursorPos not including preedit |
1703 | int selectionStartPos = q->hitTest(point: mousePressPos, accuracy: Qt::FuzzyHit); |
1704 | |
1705 | if (newCursorPos != selectionStartPos) { |
1706 | commitPreedit(); |
1707 | // commit invalidates positions |
1708 | newCursorPos = q->hitTest(point: mousePos, accuracy: Qt::FuzzyHit); |
1709 | selectionStartPos = q->hitTest(point: mousePressPos, accuracy: Qt::FuzzyHit); |
1710 | setCursorPosition(pos: selectionStartPos); |
1711 | } |
1712 | } |
1713 | |
1714 | if (newCursorPos == -1) |
1715 | return; |
1716 | |
1717 | if (mousePressed && wordSelectionEnabled && !selectedWordOnDoubleClick.hasSelection()) { |
1718 | selectedWordOnDoubleClick = cursor; |
1719 | selectedWordOnDoubleClick.select(selection: QTextCursor::WordUnderCursor); |
1720 | } |
1721 | |
1722 | if (selectedBlockOnTrippleClick.hasSelection()) |
1723 | extendBlockwiseSelection(suggestedNewPosition: newCursorPos); |
1724 | else if (selectedWordOnDoubleClick.hasSelection()) |
1725 | extendWordwiseSelection(suggestedNewPosition: newCursorPos, mouseXPosition: mouseX); |
1726 | else if (mousePressed && !isPreediting()) |
1727 | setCursorPosition(pos: newCursorPos, mode: QTextCursor::KeepAnchor); |
1728 | |
1729 | if (interactionFlags & Qt::TextEditable) { |
1730 | // don't call ensureVisible for the visible cursor to avoid jumping |
1731 | // scrollbars. the autoscrolling ensures smooth scrolling if necessary. |
1732 | //q->ensureCursorVisible(); |
1733 | if (cursor.position() != oldCursorPos) |
1734 | emit q->cursorPositionChanged(); |
1735 | _q_updateCurrentCharFormatAndSelection(); |
1736 | #ifndef QT_NO_IM |
1737 | if (contextWidget) |
1738 | QGuiApplication::inputMethod()->update(queries: Qt::ImQueryInput); |
1739 | #endif //QT_NO_IM |
1740 | } else { |
1741 | //emit q->visibilityRequest(QRectF(mousePos, QSizeF(1, 1))); |
1742 | if (cursor.position() != oldCursorPos) { |
1743 | emit q->cursorPositionChanged(); |
1744 | emit q->microFocusChanged(); |
1745 | } |
1746 | } |
1747 | selectionChanged(forceEmitSelectionChanged: true); |
1748 | repaintOldAndNewSelection(oldSelection); |
1749 | } else { |
1750 | bool wasValid = blockWithMarkerUnderMouse.isValid(); |
1751 | blockWithMarkerUnderMouse = q->blockWithMarkerAt(pos: mousePos); |
1752 | if (wasValid != blockWithMarkerUnderMouse.isValid()) |
1753 | emit q->blockMarkerHovered(block: blockWithMarkerUnderMouse); |
1754 | } |
1755 | |
1756 | sendMouseEventToInputContext(e, eventType: QEvent::MouseMove, button, pos: mousePos, modifiers, buttons, globalPos); |
1757 | } |
1758 | |
1759 | void QWidgetTextControlPrivate::mouseReleaseEvent(QEvent *e, Qt::MouseButton button, const QPointF &pos, Qt::KeyboardModifiers modifiers, |
1760 | Qt::MouseButtons buttons, const QPoint &globalPos) |
1761 | { |
1762 | Q_Q(QWidgetTextControl); |
1763 | |
1764 | const QTextCursor oldSelection = cursor; |
1765 | if (sendMouseEventToInputContext( |
1766 | e, eventType: QEvent::MouseButtonRelease, button, pos, modifiers, buttons, globalPos)) { |
1767 | repaintOldAndNewSelection(oldSelection); |
1768 | return; |
1769 | } |
1770 | |
1771 | const int oldCursorPos = cursor.position(); |
1772 | |
1773 | #if QT_CONFIG(draganddrop) |
1774 | if (mightStartDrag && (button & Qt::LeftButton)) { |
1775 | mousePressed = false; |
1776 | setCursorPosition(pos); |
1777 | cursor.clearSelection(); |
1778 | selectionChanged(); |
1779 | } |
1780 | #endif |
1781 | if (mousePressed) { |
1782 | mousePressed = false; |
1783 | #ifndef QT_NO_CLIPBOARD |
1784 | setClipboardSelection(); |
1785 | selectionChanged(forceEmitSelectionChanged: true); |
1786 | } else if (button == Qt::MiddleButton |
1787 | && (interactionFlags & Qt::TextEditable) |
1788 | && QGuiApplication::clipboard()->supportsSelection()) { |
1789 | setCursorPosition(pos); |
1790 | const QMimeData *md = QGuiApplication::clipboard()->mimeData(mode: QClipboard::Selection); |
1791 | if (md) |
1792 | q->insertFromMimeData(source: md); |
1793 | #endif |
1794 | } |
1795 | |
1796 | repaintOldAndNewSelection(oldSelection); |
1797 | |
1798 | if (cursor.position() != oldCursorPos) { |
1799 | emit q->cursorPositionChanged(); |
1800 | emit q->microFocusChanged(); |
1801 | } |
1802 | |
1803 | // toggle any checkbox that the user clicks |
1804 | if ((interactionFlags & Qt::TextEditable) && (button & Qt::LeftButton) && |
1805 | (blockWithMarkerUnderMouse.isValid()) && !cursor.hasSelection()) { |
1806 | QTextBlock markerBlock = q->blockWithMarkerAt(pos); |
1807 | if (markerBlock == blockWithMarkerUnderMouse) { |
1808 | auto fmt = blockWithMarkerUnderMouse.blockFormat(); |
1809 | switch (fmt.marker()) { |
1810 | case QTextBlockFormat::MarkerType::Unchecked : |
1811 | fmt.setMarker(QTextBlockFormat::MarkerType::Checked); |
1812 | break; |
1813 | case QTextBlockFormat::MarkerType::Checked: |
1814 | fmt.setMarker(QTextBlockFormat::MarkerType::Unchecked); |
1815 | break; |
1816 | default: |
1817 | break; |
1818 | } |
1819 | cursor.setBlockFormat(fmt); |
1820 | } |
1821 | } |
1822 | |
1823 | if (interactionFlags & Qt::LinksAccessibleByMouse) { |
1824 | |
1825 | // Ignore event unless left button has been pressed |
1826 | if (!(button & Qt::LeftButton)) { |
1827 | e->ignore(); |
1828 | return; |
1829 | } |
1830 | |
1831 | const QString anchor = q->anchorAt(pos); |
1832 | |
1833 | // Ignore event without selection anchor |
1834 | if (anchor.isEmpty()) { |
1835 | e->ignore(); |
1836 | return; |
1837 | } |
1838 | |
1839 | if (!cursor.hasSelection() |
1840 | || (anchor == anchorOnMousePress && hadSelectionOnMousePress)) { |
1841 | |
1842 | const int anchorPos = q->hitTest(point: pos, accuracy: Qt::ExactHit); |
1843 | |
1844 | // Ignore event without valid anchor position |
1845 | if (anchorPos < 0) { |
1846 | e->ignore(); |
1847 | return; |
1848 | } |
1849 | |
1850 | cursor.setPosition(pos: anchorPos); |
1851 | QString anchor = anchorOnMousePress; |
1852 | anchorOnMousePress = QString(); |
1853 | activateLinkUnderCursor(href: anchor); |
1854 | } |
1855 | } |
1856 | } |
1857 | |
1858 | void QWidgetTextControlPrivate::mouseDoubleClickEvent(QEvent *e, Qt::MouseButton button, const QPointF &pos, |
1859 | Qt::KeyboardModifiers modifiers, Qt::MouseButtons buttons, |
1860 | const QPoint &globalPos) |
1861 | { |
1862 | Q_Q(QWidgetTextControl); |
1863 | |
1864 | if (button == Qt::LeftButton |
1865 | && (interactionFlags & Qt::TextSelectableByMouse)) { |
1866 | |
1867 | #if QT_CONFIG(draganddrop) |
1868 | mightStartDrag = false; |
1869 | #endif |
1870 | commitPreedit(); |
1871 | |
1872 | const QTextCursor oldSelection = cursor; |
1873 | setCursorPosition(pos); |
1874 | QTextLine line = currentTextLine(cursor); |
1875 | bool doEmit = false; |
1876 | if (line.isValid() && line.textLength()) { |
1877 | cursor.select(selection: QTextCursor::WordUnderCursor); |
1878 | doEmit = true; |
1879 | } |
1880 | repaintOldAndNewSelection(oldSelection); |
1881 | |
1882 | cursorIsFocusIndicator = false; |
1883 | selectedWordOnDoubleClick = cursor; |
1884 | |
1885 | trippleClickPoint = pos; |
1886 | trippleClickTimer.start(msec: QApplication::doubleClickInterval(), obj: q); |
1887 | if (doEmit) { |
1888 | selectionChanged(); |
1889 | #ifndef QT_NO_CLIPBOARD |
1890 | setClipboardSelection(); |
1891 | #endif |
1892 | emit q->cursorPositionChanged(); |
1893 | } |
1894 | } else if (!sendMouseEventToInputContext(e, eventType: QEvent::MouseButtonDblClick, button, pos, |
1895 | modifiers, buttons, globalPos)) { |
1896 | e->ignore(); |
1897 | } |
1898 | } |
1899 | |
1900 | bool QWidgetTextControlPrivate::sendMouseEventToInputContext( |
1901 | QEvent *e, QEvent::Type eventType, Qt::MouseButton button, const QPointF &pos, |
1902 | Qt::KeyboardModifiers modifiers, Qt::MouseButtons buttons, const QPoint &globalPos) |
1903 | { |
1904 | Q_UNUSED(eventType); |
1905 | Q_UNUSED(button); |
1906 | Q_UNUSED(pos); |
1907 | Q_UNUSED(modifiers); |
1908 | Q_UNUSED(buttons); |
1909 | Q_UNUSED(globalPos); |
1910 | #if !defined(QT_NO_IM) |
1911 | Q_Q(QWidgetTextControl); |
1912 | |
1913 | if (isPreediting()) { |
1914 | QTextLayout *layout = cursor.block().layout(); |
1915 | int cursorPos = q->hitTest(point: pos, accuracy: Qt::FuzzyHit) - cursor.position(); |
1916 | |
1917 | if (cursorPos < 0 || cursorPos > layout->preeditAreaText().size()) |
1918 | cursorPos = -1; |
1919 | |
1920 | if (cursorPos >= 0) { |
1921 | if (eventType == QEvent::MouseButtonRelease) |
1922 | QGuiApplication::inputMethod()->invokeAction(a: QInputMethod::Click, cursorPosition: cursorPos); |
1923 | |
1924 | e->setAccepted(true); |
1925 | return true; |
1926 | } |
1927 | } |
1928 | #else |
1929 | Q_UNUSED(e); |
1930 | #endif |
1931 | return false; |
1932 | } |
1933 | |
1934 | void QWidgetTextControlPrivate::(const QPoint &screenPos, const QPointF &docPos, QWidget *contextWidget) |
1935 | { |
1936 | #ifdef QT_NO_CONTEXTMENU |
1937 | Q_UNUSED(screenPos); |
1938 | Q_UNUSED(docPos); |
1939 | Q_UNUSED(contextWidget); |
1940 | #else |
1941 | Q_Q(QWidgetTextControl); |
1942 | QMenu * = q->createStandardContextMenu(pos: docPos, parent: contextWidget); |
1943 | if (!menu) |
1944 | return; |
1945 | menu->setAttribute(Qt::WA_DeleteOnClose); |
1946 | |
1947 | if (auto *widget = qobject_cast<QWidget *>(o: parent)) { |
1948 | if (auto *window = widget->window()->windowHandle()) |
1949 | QMenuPrivate::get(m: menu)->topData()->initialScreen = window->screen(); |
1950 | } |
1951 | |
1952 | menu->popup(pos: screenPos); |
1953 | #endif |
1954 | } |
1955 | |
1956 | bool QWidgetTextControlPrivate::dragEnterEvent(QEvent *e, const QMimeData *mimeData) |
1957 | { |
1958 | Q_Q(QWidgetTextControl); |
1959 | if (!(interactionFlags & Qt::TextEditable) || !q->canInsertFromMimeData(source: mimeData)) { |
1960 | e->ignore(); |
1961 | return false; |
1962 | } |
1963 | |
1964 | dndFeedbackCursor = QTextCursor(); |
1965 | |
1966 | return true; // accept proposed action |
1967 | } |
1968 | |
1969 | void QWidgetTextControlPrivate::dragLeaveEvent() |
1970 | { |
1971 | Q_Q(QWidgetTextControl); |
1972 | |
1973 | const QRectF crect = q->cursorRect(cursor: dndFeedbackCursor); |
1974 | dndFeedbackCursor = QTextCursor(); |
1975 | |
1976 | if (crect.isValid()) |
1977 | emit q->updateRequest(rect: crect); |
1978 | } |
1979 | |
1980 | bool QWidgetTextControlPrivate::dragMoveEvent(QEvent *e, const QMimeData *mimeData, const QPointF &pos) |
1981 | { |
1982 | Q_Q(QWidgetTextControl); |
1983 | if (!(interactionFlags & Qt::TextEditable) || !q->canInsertFromMimeData(source: mimeData)) { |
1984 | e->ignore(); |
1985 | return false; |
1986 | } |
1987 | |
1988 | const int cursorPos = q->hitTest(point: pos, accuracy: Qt::FuzzyHit); |
1989 | if (cursorPos != -1) { |
1990 | QRectF crect = q->cursorRect(cursor: dndFeedbackCursor); |
1991 | if (crect.isValid()) |
1992 | emit q->updateRequest(rect: crect); |
1993 | |
1994 | dndFeedbackCursor = cursor; |
1995 | dndFeedbackCursor.setPosition(pos: cursorPos); |
1996 | |
1997 | crect = q->cursorRect(cursor: dndFeedbackCursor); |
1998 | emit q->updateRequest(rect: crect); |
1999 | } |
2000 | |
2001 | return true; // accept proposed action |
2002 | } |
2003 | |
2004 | bool QWidgetTextControlPrivate::dropEvent(const QMimeData *mimeData, const QPointF &pos, Qt::DropAction dropAction, QObject *source) |
2005 | { |
2006 | Q_Q(QWidgetTextControl); |
2007 | dndFeedbackCursor = QTextCursor(); |
2008 | |
2009 | if (!(interactionFlags & Qt::TextEditable) || !q->canInsertFromMimeData(source: mimeData)) |
2010 | return false; |
2011 | |
2012 | repaintSelection(); |
2013 | |
2014 | QTextCursor insertionCursor = q->cursorForPosition(pos); |
2015 | insertionCursor.beginEditBlock(); |
2016 | |
2017 | if (dropAction == Qt::MoveAction && source == contextWidget) |
2018 | cursor.removeSelectedText(); |
2019 | |
2020 | cursor = insertionCursor; |
2021 | q->insertFromMimeData(source: mimeData); |
2022 | insertionCursor.endEditBlock(); |
2023 | q->ensureCursorVisible(); |
2024 | return true; // accept proposed action |
2025 | } |
2026 | |
2027 | void QWidgetTextControlPrivate::inputMethodEvent(QInputMethodEvent *e) |
2028 | { |
2029 | Q_Q(QWidgetTextControl); |
2030 | if (!(interactionFlags & (Qt::TextEditable | Qt::TextSelectableByMouse)) || cursor.isNull()) { |
2031 | e->ignore(); |
2032 | return; |
2033 | } |
2034 | bool isGettingInput = !e->commitString().isEmpty() |
2035 | || e->preeditString() != cursor.block().layout()->preeditAreaText() |
2036 | || e->replacementLength() > 0; |
2037 | |
2038 | if (!isGettingInput && e->attributes().isEmpty()) { |
2039 | e->ignore(); |
2040 | return; |
2041 | } |
2042 | |
2043 | int oldCursorPos = cursor.position(); |
2044 | |
2045 | cursor.beginEditBlock(); |
2046 | if (isGettingInput) { |
2047 | cursor.removeSelectedText(); |
2048 | } |
2049 | |
2050 | QTextBlock block; |
2051 | |
2052 | // insert commit string |
2053 | if (!e->commitString().isEmpty() || e->replacementLength()) { |
2054 | if (e->commitString().endsWith(c: QChar::LineFeed)) |
2055 | block = cursor.block(); // Remember the block where the preedit text is |
2056 | QTextCursor c = cursor; |
2057 | c.setPosition(pos: c.position() + e->replacementStart()); |
2058 | c.setPosition(pos: c.position() + e->replacementLength(), mode: QTextCursor::KeepAnchor); |
2059 | c.insertText(text: e->commitString()); |
2060 | } |
2061 | |
2062 | for (int i = 0; i < e->attributes().size(); ++i) { |
2063 | const QInputMethodEvent::Attribute &a = e->attributes().at(i); |
2064 | if (a.type == QInputMethodEvent::Selection) { |
2065 | QTextCursor oldCursor = cursor; |
2066 | int blockStart = a.start + cursor.block().position(); |
2067 | cursor.setPosition(pos: blockStart, mode: QTextCursor::MoveAnchor); |
2068 | cursor.setPosition(pos: blockStart + a.length, mode: QTextCursor::KeepAnchor); |
2069 | q->ensureCursorVisible(); |
2070 | repaintOldAndNewSelection(oldSelection: oldCursor); |
2071 | } |
2072 | } |
2073 | |
2074 | if (!block.isValid()) |
2075 | block = cursor.block(); |
2076 | QTextLayout *layout = block.layout(); |
2077 | if (isGettingInput) |
2078 | layout->setPreeditArea(position: cursor.position() - block.position(), text: e->preeditString()); |
2079 | QList<QTextLayout::FormatRange> overrides; |
2080 | overrides.reserve(size: e->attributes().size()); |
2081 | const int oldPreeditCursor = preeditCursor; |
2082 | preeditCursor = e->preeditString().size(); |
2083 | hideCursor = false; |
2084 | for (int i = 0; i < e->attributes().size(); ++i) { |
2085 | const QInputMethodEvent::Attribute &a = e->attributes().at(i); |
2086 | if (a.type == QInputMethodEvent::Cursor) { |
2087 | preeditCursor = a.start; |
2088 | hideCursor = !a.length; |
2089 | } else if (a.type == QInputMethodEvent::TextFormat) { |
2090 | QTextCharFormat f = cursor.charFormat(); |
2091 | f.merge(other: qvariant_cast<QTextFormat>(v: a.value).toCharFormat()); |
2092 | if (f.isValid()) { |
2093 | QTextLayout::FormatRange o; |
2094 | o.start = a.start + cursor.position() - block.position(); |
2095 | o.length = a.length; |
2096 | o.format = f; |
2097 | |
2098 | // Make sure list is sorted by start index |
2099 | QList<QTextLayout::FormatRange>::iterator it = overrides.end(); |
2100 | while (it != overrides.begin()) { |
2101 | QList<QTextLayout::FormatRange>::iterator previous = it - 1; |
2102 | if (o.start >= previous->start) { |
2103 | overrides.insert(before: it, t: o); |
2104 | break; |
2105 | } |
2106 | it = previous; |
2107 | } |
2108 | |
2109 | if (it == overrides.begin()) |
2110 | overrides.prepend(t: o); |
2111 | } |
2112 | } |
2113 | } |
2114 | |
2115 | if (cursor.charFormat().isValid()) { |
2116 | int start = cursor.position() - block.position(); |
2117 | int end = start + e->preeditString().size(); |
2118 | |
2119 | QList<QTextLayout::FormatRange>::iterator it = overrides.begin(); |
2120 | while (it != overrides.end()) { |
2121 | QTextLayout::FormatRange range = *it; |
2122 | int rangeStart = range.start; |
2123 | if (rangeStart > start) { |
2124 | QTextLayout::FormatRange o; |
2125 | o.start = start; |
2126 | o.length = rangeStart - start; |
2127 | o.format = cursor.charFormat(); |
2128 | it = overrides.insert(before: it, t: o) + 1; |
2129 | } |
2130 | |
2131 | ++it; |
2132 | start = range.start + range.length; |
2133 | } |
2134 | |
2135 | if (start < end) { |
2136 | QTextLayout::FormatRange o; |
2137 | o.start = start; |
2138 | o.length = end - start; |
2139 | o.format = cursor.charFormat(); |
2140 | overrides.append(t: o); |
2141 | } |
2142 | } |
2143 | layout->setFormats(overrides); |
2144 | |
2145 | cursor.endEditBlock(); |
2146 | |
2147 | if (cursor.d) |
2148 | cursor.d->setX(); |
2149 | if (oldCursorPos != cursor.position()) |
2150 | emit q->cursorPositionChanged(); |
2151 | if (oldPreeditCursor != preeditCursor) |
2152 | emit q->microFocusChanged(); |
2153 | } |
2154 | |
2155 | QVariant QWidgetTextControl::inputMethodQuery(Qt::InputMethodQuery property, QVariant argument) const |
2156 | { |
2157 | Q_D(const QWidgetTextControl); |
2158 | QTextBlock block = d->cursor.block(); |
2159 | switch(property) { |
2160 | case Qt::ImCursorRectangle: |
2161 | return cursorRect(); |
2162 | case Qt::ImAnchorRectangle: |
2163 | return d->rectForPosition(position: d->cursor.anchor()); |
2164 | case Qt::ImFont: |
2165 | return QVariant(d->cursor.charFormat().font()); |
2166 | case Qt::ImCursorPosition: { |
2167 | const QPointF pt = argument.toPointF(); |
2168 | if (!pt.isNull()) |
2169 | return QVariant(cursorForPosition(pos: pt).position() - block.position()); |
2170 | return QVariant(d->cursor.position() - block.position()); } |
2171 | case Qt::ImSurroundingText: |
2172 | return QVariant(block.text()); |
2173 | case Qt::ImCurrentSelection: |
2174 | return QVariant(d->cursor.selectedText()); |
2175 | case Qt::ImMaximumTextLength: |
2176 | return QVariant(); // No limit. |
2177 | case Qt::ImAnchorPosition: |
2178 | return QVariant(d->cursor.anchor() - block.position()); |
2179 | case Qt::ImAbsolutePosition: { |
2180 | const QPointF pt = argument.toPointF(); |
2181 | if (!pt.isNull()) |
2182 | return QVariant(cursorForPosition(pos: pt).position()); |
2183 | return QVariant(d->cursor.position()); } |
2184 | case Qt::ImTextAfterCursor: |
2185 | { |
2186 | int maxLength = argument.isValid() ? argument.toInt() : 1024; |
2187 | QTextCursor tmpCursor = d->cursor; |
2188 | int localPos = d->cursor.position() - block.position(); |
2189 | QString result = block.text().mid(position: localPos); |
2190 | while (result.size() < maxLength) { |
2191 | int currentBlock = tmpCursor.blockNumber(); |
2192 | tmpCursor.movePosition(op: QTextCursor::NextBlock); |
2193 | if (tmpCursor.blockNumber() == currentBlock) |
2194 | break; |
2195 | result += u'\n' + tmpCursor.block().text(); |
2196 | } |
2197 | return QVariant(result); |
2198 | } |
2199 | case Qt::ImTextBeforeCursor: |
2200 | { |
2201 | int maxLength = argument.isValid() ? argument.toInt() : 1024; |
2202 | QTextCursor tmpCursor = d->cursor; |
2203 | int localPos = d->cursor.position() - block.position(); |
2204 | int numBlocks = 0; |
2205 | int resultLen = localPos; |
2206 | while (resultLen < maxLength) { |
2207 | int currentBlock = tmpCursor.blockNumber(); |
2208 | tmpCursor.movePosition(op: QTextCursor::PreviousBlock); |
2209 | if (tmpCursor.blockNumber() == currentBlock) |
2210 | break; |
2211 | numBlocks++; |
2212 | resultLen += tmpCursor.block().length(); |
2213 | } |
2214 | QString result; |
2215 | while (numBlocks) { |
2216 | result += tmpCursor.block().text() + u'\n'; |
2217 | tmpCursor.movePosition(op: QTextCursor::NextBlock); |
2218 | --numBlocks; |
2219 | } |
2220 | result += QStringView{block.text()}.mid(pos: 0, n: localPos); |
2221 | return QVariant(result); |
2222 | } |
2223 | default: |
2224 | return QVariant(); |
2225 | } |
2226 | } |
2227 | |
2228 | void QWidgetTextControl::setFocus(bool focus, Qt::FocusReason reason) |
2229 | { |
2230 | QFocusEvent ev(focus ? QEvent::FocusIn : QEvent::FocusOut, |
2231 | reason); |
2232 | processEvent(e: &ev); |
2233 | } |
2234 | |
2235 | void QWidgetTextControlPrivate::focusEvent(QFocusEvent *e) |
2236 | { |
2237 | Q_Q(QWidgetTextControl); |
2238 | emit q->updateRequest(rect: q->selectionRect()); |
2239 | if (e->gotFocus()) { |
2240 | #ifdef QT_KEYPAD_NAVIGATION |
2241 | if (!QApplicationPrivate::keypadNavigationEnabled() || (hasEditFocus && (e->reason() == Qt::PopupFocusReason))) { |
2242 | #endif |
2243 | cursorOn = (interactionFlags & (Qt::TextSelectableByKeyboard | Qt::TextEditable)); |
2244 | if (interactionFlags & Qt::TextEditable) { |
2245 | setCursorVisible(true); |
2246 | } |
2247 | #ifdef QT_KEYPAD_NAVIGATION |
2248 | } |
2249 | #endif |
2250 | } else { |
2251 | setCursorVisible(false); |
2252 | cursorOn = false; |
2253 | |
2254 | if (cursorIsFocusIndicator |
2255 | && e->reason() != Qt::ActiveWindowFocusReason |
2256 | && e->reason() != Qt::PopupFocusReason |
2257 | && cursor.hasSelection()) { |
2258 | cursor.clearSelection(); |
2259 | } |
2260 | } |
2261 | hasFocus = e->gotFocus(); |
2262 | } |
2263 | |
2264 | QString QWidgetTextControlPrivate::anchorForCursor(const QTextCursor &anchorCursor) const |
2265 | { |
2266 | if (anchorCursor.hasSelection()) { |
2267 | QTextCursor cursor = anchorCursor; |
2268 | if (cursor.selectionStart() != cursor.position()) |
2269 | cursor.setPosition(pos: cursor.selectionStart()); |
2270 | cursor.movePosition(op: QTextCursor::NextCharacter); |
2271 | QTextCharFormat fmt = cursor.charFormat(); |
2272 | if (fmt.isAnchor() && fmt.hasProperty(propertyId: QTextFormat::AnchorHref)) |
2273 | return fmt.stringProperty(propertyId: QTextFormat::AnchorHref); |
2274 | } |
2275 | return QString(); |
2276 | } |
2277 | |
2278 | #ifdef QT_KEYPAD_NAVIGATION |
2279 | void QWidgetTextControlPrivate::editFocusEvent(QEvent *e) |
2280 | { |
2281 | Q_Q(QWidgetTextControl); |
2282 | |
2283 | if (QApplicationPrivate::keypadNavigationEnabled()) { |
2284 | if (e->type() == QEvent::EnterEditFocus && interactionFlags & Qt::TextEditable) { |
2285 | const QTextCursor oldSelection = cursor; |
2286 | const int oldCursorPos = cursor.position(); |
2287 | const bool moved = cursor.movePosition(QTextCursor::End, QTextCursor::MoveAnchor); |
2288 | q->ensureCursorVisible(); |
2289 | if (moved) { |
2290 | if (cursor.position() != oldCursorPos) |
2291 | emit q->cursorPositionChanged(); |
2292 | emit q->microFocusChanged(); |
2293 | } |
2294 | selectionChanged(); |
2295 | repaintOldAndNewSelection(oldSelection); |
2296 | |
2297 | setBlinkingCursorEnabled(true); |
2298 | } else |
2299 | setBlinkingCursorEnabled(false); |
2300 | } |
2301 | |
2302 | hasEditFocus = e->type() == QEvent::EnterEditFocus; |
2303 | } |
2304 | #endif |
2305 | |
2306 | #ifndef QT_NO_CONTEXTMENU |
2307 | void setActionIcon(QAction *action, const QString &name) |
2308 | { |
2309 | const QIcon icon = QIcon::fromTheme(name); |
2310 | if (!icon.isNull()) |
2311 | action->setIcon(icon); |
2312 | } |
2313 | |
2314 | QMenu *QWidgetTextControl::createStandardContextMenu(const QPointF &pos, QWidget *parent) |
2315 | { |
2316 | Q_D(QWidgetTextControl); |
2317 | |
2318 | const bool showTextSelectionActions = d->interactionFlags & (Qt::TextEditable | Qt::TextSelectableByKeyboard | Qt::TextSelectableByMouse); |
2319 | |
2320 | d->linkToCopy = QString(); |
2321 | if (!pos.isNull()) |
2322 | d->linkToCopy = anchorAt(pos); |
2323 | |
2324 | if (d->linkToCopy.isEmpty() && !showTextSelectionActions) |
2325 | return nullptr; |
2326 | |
2327 | QMenu * = new QMenu(parent); |
2328 | QAction *a; |
2329 | |
2330 | if (d->interactionFlags & Qt::TextEditable) { |
2331 | a = menu->addAction(text: tr(s: "&Undo" ) + ACCEL_KEY(QKeySequence::Undo), receiver: this, SLOT(undo())); |
2332 | a->setEnabled(d->doc->isUndoAvailable()); |
2333 | a->setObjectName(QStringLiteral("edit-undo" )); |
2334 | setActionIcon(action: a, QStringLiteral("edit-undo" )); |
2335 | a = menu->addAction(text: tr(s: "&Redo" ) + ACCEL_KEY(QKeySequence::Redo), receiver: this, SLOT(redo())); |
2336 | a->setEnabled(d->doc->isRedoAvailable()); |
2337 | a->setObjectName(QStringLiteral("edit-redo" )); |
2338 | setActionIcon(action: a, QStringLiteral("edit-redo" )); |
2339 | menu->addSeparator(); |
2340 | |
2341 | #ifndef QT_NO_CLIPBOARD |
2342 | a = menu->addAction(text: tr(s: "Cu&t" ) + ACCEL_KEY(QKeySequence::Cut), receiver: this, SLOT(cut())); |
2343 | a->setEnabled(d->cursor.hasSelection()); |
2344 | a->setObjectName(QStringLiteral("edit-cut" )); |
2345 | setActionIcon(action: a, QStringLiteral("edit-cut" )); |
2346 | #endif |
2347 | } |
2348 | |
2349 | #ifndef QT_NO_CLIPBOARD |
2350 | if (showTextSelectionActions) { |
2351 | a = menu->addAction(text: tr(s: "&Copy" ) + ACCEL_KEY(QKeySequence::Copy), receiver: this, SLOT(copy())); |
2352 | a->setEnabled(d->cursor.hasSelection()); |
2353 | a->setObjectName(QStringLiteral("edit-copy" )); |
2354 | setActionIcon(action: a, QStringLiteral("edit-copy" )); |
2355 | } |
2356 | |
2357 | if ((d->interactionFlags & Qt::LinksAccessibleByKeyboard) |
2358 | || (d->interactionFlags & Qt::LinksAccessibleByMouse)) { |
2359 | |
2360 | a = menu->addAction(text: tr(s: "Copy &Link Location" ), receiver: this, SLOT(_q_copyLink())); |
2361 | a->setEnabled(!d->linkToCopy.isEmpty()); |
2362 | a->setObjectName(QStringLiteral("link-copy" )); |
2363 | } |
2364 | #endif // QT_NO_CLIPBOARD |
2365 | |
2366 | if (d->interactionFlags & Qt::TextEditable) { |
2367 | #ifndef QT_NO_CLIPBOARD |
2368 | a = menu->addAction(text: tr(s: "&Paste" ) + ACCEL_KEY(QKeySequence::Paste), receiver: this, SLOT(paste())); |
2369 | a->setEnabled(canPaste()); |
2370 | a->setObjectName(QStringLiteral("edit-paste" )); |
2371 | setActionIcon(action: a, QStringLiteral("edit-paste" )); |
2372 | #endif |
2373 | a = menu->addAction(text: tr(s: "Delete" ), receiver: this, SLOT(_q_deleteSelected())); |
2374 | a->setEnabled(d->cursor.hasSelection()); |
2375 | a->setObjectName(QStringLiteral("edit-delete" )); |
2376 | setActionIcon(action: a, QStringLiteral("edit-delete" )); |
2377 | } |
2378 | |
2379 | |
2380 | if (showTextSelectionActions) { |
2381 | menu->addSeparator(); |
2382 | a = menu->addAction(text: tr(s: "Select All" ) + ACCEL_KEY(QKeySequence::SelectAll), receiver: this, SLOT(selectAll())); |
2383 | a->setEnabled(!d->doc->isEmpty()); |
2384 | a->setObjectName(QStringLiteral("select-all" )); |
2385 | setActionIcon(action: a, QStringLiteral("edit-select-all" )); |
2386 | } |
2387 | |
2388 | if ((d->interactionFlags & Qt::TextEditable) && QGuiApplication::styleHints()->useRtlExtensions()) { |
2389 | menu->addSeparator(); |
2390 | QUnicodeControlCharacterMenu * = new QUnicodeControlCharacterMenu(this, menu); |
2391 | menu->addMenu(menu: ctrlCharacterMenu); |
2392 | } |
2393 | |
2394 | return menu; |
2395 | } |
2396 | #endif // QT_NO_CONTEXTMENU |
2397 | |
2398 | QTextCursor QWidgetTextControl::cursorForPosition(const QPointF &pos) const |
2399 | { |
2400 | Q_D(const QWidgetTextControl); |
2401 | int cursorPos = hitTest(point: pos, accuracy: Qt::FuzzyHit); |
2402 | if (cursorPos == -1) |
2403 | cursorPos = 0; |
2404 | QTextCursor c(d->doc); |
2405 | c.setPosition(pos: cursorPos); |
2406 | return c; |
2407 | } |
2408 | |
2409 | QRectF QWidgetTextControl::cursorRect(const QTextCursor &cursor) const |
2410 | { |
2411 | Q_D(const QWidgetTextControl); |
2412 | if (cursor.isNull()) |
2413 | return QRectF(); |
2414 | |
2415 | return d->rectForPosition(position: cursor.position()); |
2416 | } |
2417 | |
2418 | QRectF QWidgetTextControl::cursorRect() const |
2419 | { |
2420 | Q_D(const QWidgetTextControl); |
2421 | return cursorRect(cursor: d->cursor); |
2422 | } |
2423 | |
2424 | QRectF QWidgetTextControlPrivate::cursorRectPlusUnicodeDirectionMarkers(const QTextCursor &cursor) const |
2425 | { |
2426 | if (cursor.isNull()) |
2427 | return QRectF(); |
2428 | |
2429 | return rectForPosition(position: cursor.position()).adjusted(xp1: -4, yp1: 0, xp2: 4, yp2: 0); |
2430 | } |
2431 | |
2432 | QString QWidgetTextControl::anchorAt(const QPointF &pos) const |
2433 | { |
2434 | Q_D(const QWidgetTextControl); |
2435 | return d->doc->documentLayout()->anchorAt(pos); |
2436 | } |
2437 | |
2438 | QString QWidgetTextControl::anchorAtCursor() const |
2439 | { |
2440 | Q_D(const QWidgetTextControl); |
2441 | |
2442 | return d->anchorForCursor(anchorCursor: d->cursor); |
2443 | } |
2444 | |
2445 | QTextBlock QWidgetTextControl::blockWithMarkerAt(const QPointF &pos) const |
2446 | { |
2447 | Q_D(const QWidgetTextControl); |
2448 | return d->doc->documentLayout()->blockWithMarkerAt(pos); |
2449 | } |
2450 | |
2451 | bool QWidgetTextControl::overwriteMode() const |
2452 | { |
2453 | Q_D(const QWidgetTextControl); |
2454 | return d->overwriteMode; |
2455 | } |
2456 | |
2457 | void QWidgetTextControl::setOverwriteMode(bool overwrite) |
2458 | { |
2459 | Q_D(QWidgetTextControl); |
2460 | d->overwriteMode = overwrite; |
2461 | } |
2462 | |
2463 | int QWidgetTextControl::cursorWidth() const |
2464 | { |
2465 | Q_D(const QWidgetTextControl); |
2466 | return d->doc->documentLayout()->property(name: "cursorWidth" ).toInt(); |
2467 | } |
2468 | |
2469 | void QWidgetTextControl::setCursorWidth(int width) |
2470 | { |
2471 | Q_D(QWidgetTextControl); |
2472 | if (width == -1) |
2473 | width = QApplication::style()->pixelMetric(metric: QStyle::PM_TextCursorWidth, option: nullptr); |
2474 | d->doc->documentLayout()->setProperty(name: "cursorWidth" , value: width); |
2475 | d->repaintCursor(); |
2476 | } |
2477 | |
2478 | bool QWidgetTextControl::acceptRichText() const |
2479 | { |
2480 | Q_D(const QWidgetTextControl); |
2481 | return d->acceptRichText; |
2482 | } |
2483 | |
2484 | void QWidgetTextControl::setAcceptRichText(bool accept) |
2485 | { |
2486 | Q_D(QWidgetTextControl); |
2487 | d->acceptRichText = accept; |
2488 | } |
2489 | |
2490 | #if QT_CONFIG(textedit) |
2491 | |
2492 | void QWidgetTextControl::(const QList<QTextEdit::ExtraSelection> &selections) |
2493 | { |
2494 | Q_D(QWidgetTextControl); |
2495 | |
2496 | QMultiHash<int, int> hash; |
2497 | for (int i = 0; i < d->extraSelections.size(); ++i) { |
2498 | const QAbstractTextDocumentLayout::Selection &esel = d->extraSelections.at(i); |
2499 | hash.insert(key: esel.cursor.anchor(), value: i); |
2500 | } |
2501 | |
2502 | for (int i = 0; i < selections.size(); ++i) { |
2503 | const QTextEdit::ExtraSelection &sel = selections.at(i); |
2504 | const auto it = hash.constFind(key: sel.cursor.anchor()); |
2505 | if (it != hash.cend()) { |
2506 | const QAbstractTextDocumentLayout::Selection &esel = d->extraSelections.at(i: it.value()); |
2507 | if (esel.cursor.position() == sel.cursor.position() |
2508 | && esel.format == sel.format) { |
2509 | hash.erase(it); |
2510 | continue; |
2511 | } |
2512 | } |
2513 | QRectF r = selectionRect(cursor: sel.cursor); |
2514 | if (sel.format.boolProperty(propertyId: QTextFormat::FullWidthSelection)) { |
2515 | r.setLeft(0); |
2516 | r.setWidth(qreal(INT_MAX)); |
2517 | } |
2518 | emit updateRequest(rect: r); |
2519 | } |
2520 | |
2521 | for (auto it = hash.cbegin(); it != hash.cend(); ++it) { |
2522 | const QAbstractTextDocumentLayout::Selection &esel = d->extraSelections.at(i: it.value()); |
2523 | QRectF r = selectionRect(cursor: esel.cursor); |
2524 | if (esel.format.boolProperty(propertyId: QTextFormat::FullWidthSelection)) { |
2525 | r.setLeft(0); |
2526 | r.setWidth(qreal(INT_MAX)); |
2527 | } |
2528 | emit updateRequest(rect: r); |
2529 | } |
2530 | |
2531 | d->extraSelections.resize(size: selections.size()); |
2532 | for (int i = 0; i < selections.size(); ++i) { |
2533 | d->extraSelections[i].cursor = selections.at(i).cursor; |
2534 | d->extraSelections[i].format = selections.at(i).format; |
2535 | } |
2536 | } |
2537 | |
2538 | QList<QTextEdit::ExtraSelection> QWidgetTextControl::() const |
2539 | { |
2540 | Q_D(const QWidgetTextControl); |
2541 | QList<QTextEdit::ExtraSelection> selections; |
2542 | const int = d->extraSelections.size(); |
2543 | selections.reserve(size: numExtraSelections); |
2544 | for (int i = 0; i < numExtraSelections; ++i) { |
2545 | QTextEdit::ExtraSelection sel; |
2546 | const QAbstractTextDocumentLayout::Selection &sel2 = d->extraSelections.at(i); |
2547 | sel.cursor = sel2.cursor; |
2548 | sel.format = sel2.format; |
2549 | selections.append(t: sel); |
2550 | } |
2551 | return selections; |
2552 | } |
2553 | |
2554 | #endif // QT_CONFIG(textedit) |
2555 | |
2556 | void QWidgetTextControl::setTextWidth(qreal width) |
2557 | { |
2558 | Q_D(QWidgetTextControl); |
2559 | d->doc->setTextWidth(width); |
2560 | } |
2561 | |
2562 | qreal QWidgetTextControl::textWidth() const |
2563 | { |
2564 | Q_D(const QWidgetTextControl); |
2565 | return d->doc->textWidth(); |
2566 | } |
2567 | |
2568 | QSizeF QWidgetTextControl::size() const |
2569 | { |
2570 | Q_D(const QWidgetTextControl); |
2571 | return d->doc->size(); |
2572 | } |
2573 | |
2574 | void QWidgetTextControl::setOpenExternalLinks(bool open) |
2575 | { |
2576 | Q_D(QWidgetTextControl); |
2577 | d->openExternalLinks = open; |
2578 | } |
2579 | |
2580 | bool QWidgetTextControl::openExternalLinks() const |
2581 | { |
2582 | Q_D(const QWidgetTextControl); |
2583 | return d->openExternalLinks; |
2584 | } |
2585 | |
2586 | bool QWidgetTextControl::ignoreUnusedNavigationEvents() const |
2587 | { |
2588 | Q_D(const QWidgetTextControl); |
2589 | return d->ignoreUnusedNavigationEvents; |
2590 | } |
2591 | |
2592 | void QWidgetTextControl::setIgnoreUnusedNavigationEvents(bool ignore) |
2593 | { |
2594 | Q_D(QWidgetTextControl); |
2595 | d->ignoreUnusedNavigationEvents = ignore; |
2596 | } |
2597 | |
2598 | void QWidgetTextControl::moveCursor(QTextCursor::MoveOperation op, QTextCursor::MoveMode mode) |
2599 | { |
2600 | Q_D(QWidgetTextControl); |
2601 | const QTextCursor oldSelection = d->cursor; |
2602 | const bool moved = d->cursor.movePosition(op, mode); |
2603 | d->_q_updateCurrentCharFormatAndSelection(); |
2604 | ensureCursorVisible(); |
2605 | d->repaintOldAndNewSelection(oldSelection); |
2606 | if (moved) |
2607 | emit cursorPositionChanged(); |
2608 | } |
2609 | |
2610 | bool QWidgetTextControl::canPaste() const |
2611 | { |
2612 | #ifndef QT_NO_CLIPBOARD |
2613 | Q_D(const QWidgetTextControl); |
2614 | if (d->interactionFlags & Qt::TextEditable) { |
2615 | const QMimeData *md = QGuiApplication::clipboard()->mimeData(); |
2616 | return md && canInsertFromMimeData(source: md); |
2617 | } |
2618 | #endif |
2619 | return false; |
2620 | } |
2621 | |
2622 | void QWidgetTextControl::setCursorIsFocusIndicator(bool b) |
2623 | { |
2624 | Q_D(QWidgetTextControl); |
2625 | d->cursorIsFocusIndicator = b; |
2626 | d->repaintCursor(); |
2627 | } |
2628 | |
2629 | bool QWidgetTextControl::cursorIsFocusIndicator() const |
2630 | { |
2631 | Q_D(const QWidgetTextControl); |
2632 | return d->cursorIsFocusIndicator; |
2633 | } |
2634 | |
2635 | |
2636 | void QWidgetTextControl::setDragEnabled(bool enabled) |
2637 | { |
2638 | Q_D(QWidgetTextControl); |
2639 | d->dragEnabled = enabled; |
2640 | } |
2641 | |
2642 | bool QWidgetTextControl::isDragEnabled() const |
2643 | { |
2644 | Q_D(const QWidgetTextControl); |
2645 | return d->dragEnabled; |
2646 | } |
2647 | |
2648 | void QWidgetTextControl::setWordSelectionEnabled(bool enabled) |
2649 | { |
2650 | Q_D(QWidgetTextControl); |
2651 | d->wordSelectionEnabled = enabled; |
2652 | } |
2653 | |
2654 | bool QWidgetTextControl::isWordSelectionEnabled() const |
2655 | { |
2656 | Q_D(const QWidgetTextControl); |
2657 | return d->wordSelectionEnabled; |
2658 | } |
2659 | |
2660 | bool QWidgetTextControl::isPreediting() |
2661 | { |
2662 | return d_func()->isPreediting(); |
2663 | } |
2664 | |
2665 | #ifndef QT_NO_PRINTER |
2666 | void QWidgetTextControl::print(QPagedPaintDevice *printer) const |
2667 | { |
2668 | Q_D(const QWidgetTextControl); |
2669 | if (!printer) |
2670 | return; |
2671 | QTextDocument *tempDoc = nullptr; |
2672 | const QTextDocument *doc = d->doc; |
2673 | if (QPagedPaintDevicePrivate::get(pd: printer)->printSelectionOnly) { |
2674 | if (!d->cursor.hasSelection()) |
2675 | return; |
2676 | tempDoc = new QTextDocument(const_cast<QTextDocument *>(doc)); |
2677 | tempDoc->setResourceProvider(doc->resourceProvider()); |
2678 | tempDoc->setMetaInformation(info: QTextDocument::DocumentTitle, doc->metaInformation(info: QTextDocument::DocumentTitle)); |
2679 | tempDoc->setPageSize(doc->pageSize()); |
2680 | tempDoc->setDefaultFont(doc->defaultFont()); |
2681 | tempDoc->setUseDesignMetrics(doc->useDesignMetrics()); |
2682 | QTextCursor(tempDoc).insertFragment(fragment: d->cursor.selection()); |
2683 | doc = tempDoc; |
2684 | |
2685 | // copy the custom object handlers |
2686 | doc->documentLayout()->d_func()->handlers = d->doc->documentLayout()->d_func()->handlers; |
2687 | } |
2688 | doc->print(printer); |
2689 | delete tempDoc; |
2690 | } |
2691 | #endif |
2692 | |
2693 | QMimeData *QWidgetTextControl::createMimeDataFromSelection() const |
2694 | { |
2695 | Q_D(const QWidgetTextControl); |
2696 | const QTextDocumentFragment fragment(d->cursor); |
2697 | return new QTextEditMimeData(fragment); |
2698 | } |
2699 | |
2700 | bool QWidgetTextControl::canInsertFromMimeData(const QMimeData *source) const |
2701 | { |
2702 | Q_D(const QWidgetTextControl); |
2703 | if (d->acceptRichText) |
2704 | return (source->hasText() && !source->text().isEmpty()) |
2705 | || source->hasHtml() |
2706 | || source->hasFormat(mimetype: "application/x-qrichtext"_L1 ) |
2707 | || source->hasFormat(mimetype: "application/x-qt-richtext"_L1 ); |
2708 | else |
2709 | return source->hasText() && !source->text().isEmpty(); |
2710 | } |
2711 | |
2712 | void QWidgetTextControl::insertFromMimeData(const QMimeData *source) |
2713 | { |
2714 | Q_D(QWidgetTextControl); |
2715 | if (!(d->interactionFlags & Qt::TextEditable) || !source) |
2716 | return; |
2717 | |
2718 | bool hasData = false; |
2719 | QTextDocumentFragment fragment; |
2720 | #if QT_CONFIG(textmarkdownreader) |
2721 | const auto formats = source->formats(); |
2722 | if (formats.size() && formats.first() == "text/markdown"_L1 ) { |
2723 | auto s = QString::fromUtf8(ba: source->data(mimetype: "text/markdown"_L1 )); |
2724 | fragment = QTextDocumentFragment::fromMarkdown(markdown: s); |
2725 | hasData = true; |
2726 | } else |
2727 | #endif |
2728 | #ifndef QT_NO_TEXTHTMLPARSER |
2729 | if (source->hasFormat(mimetype: "application/x-qrichtext"_L1 ) && d->acceptRichText) { |
2730 | // x-qrichtext is always UTF-8 (taken from Qt3 since we don't use it anymore). |
2731 | const QString richtext = "<meta name=\"qrichtext\" content=\"1\" />"_L1 |
2732 | + QString::fromUtf8(ba: source->data(mimetype: "application/x-qrichtext"_L1 )); |
2733 | fragment = QTextDocumentFragment::fromHtml(html: richtext, resourceProvider: d->doc); |
2734 | hasData = true; |
2735 | } else if (source->hasHtml() && d->acceptRichText) { |
2736 | fragment = QTextDocumentFragment::fromHtml(html: source->html(), resourceProvider: d->doc); |
2737 | hasData = true; |
2738 | } |
2739 | #endif // QT_NO_TEXTHTMLPARSER |
2740 | if (!hasData) { |
2741 | const QString text = source->text(); |
2742 | if (!text.isNull()) { |
2743 | fragment = QTextDocumentFragment::fromPlainText(plainText: text); |
2744 | hasData = true; |
2745 | } |
2746 | } |
2747 | |
2748 | if (hasData) |
2749 | d->cursor.insertFragment(fragment); |
2750 | ensureCursorVisible(); |
2751 | } |
2752 | |
2753 | bool QWidgetTextControl::findNextPrevAnchor(const QTextCursor &startCursor, bool next, QTextCursor &newAnchor) |
2754 | { |
2755 | Q_D(QWidgetTextControl); |
2756 | |
2757 | int anchorStart = -1; |
2758 | QString anchorHref; |
2759 | int anchorEnd = -1; |
2760 | |
2761 | if (next) { |
2762 | const int startPos = startCursor.selectionEnd(); |
2763 | |
2764 | QTextBlock block = d->doc->findBlock(pos: startPos); |
2765 | QTextBlock::Iterator it = block.begin(); |
2766 | |
2767 | while (!it.atEnd() && it.fragment().position() < startPos) |
2768 | ++it; |
2769 | |
2770 | while (block.isValid()) { |
2771 | anchorStart = -1; |
2772 | |
2773 | // find next anchor |
2774 | for (; !it.atEnd(); ++it) { |
2775 | const QTextFragment fragment = it.fragment(); |
2776 | const QTextCharFormat fmt = fragment.charFormat(); |
2777 | |
2778 | if (fmt.isAnchor() && fmt.hasProperty(propertyId: QTextFormat::AnchorHref)) { |
2779 | anchorStart = fragment.position(); |
2780 | anchorHref = fmt.anchorHref(); |
2781 | break; |
2782 | } |
2783 | } |
2784 | |
2785 | if (anchorStart != -1) { |
2786 | anchorEnd = -1; |
2787 | |
2788 | // find next non-anchor fragment |
2789 | for (; !it.atEnd(); ++it) { |
2790 | const QTextFragment fragment = it.fragment(); |
2791 | const QTextCharFormat fmt = fragment.charFormat(); |
2792 | |
2793 | if (!fmt.isAnchor() || fmt.anchorHref() != anchorHref) { |
2794 | anchorEnd = fragment.position(); |
2795 | break; |
2796 | } |
2797 | } |
2798 | |
2799 | if (anchorEnd == -1) |
2800 | anchorEnd = block.position() + block.length() - 1; |
2801 | |
2802 | // make found selection |
2803 | break; |
2804 | } |
2805 | |
2806 | block = block.next(); |
2807 | it = block.begin(); |
2808 | } |
2809 | } else { |
2810 | int startPos = startCursor.selectionStart(); |
2811 | if (startPos > 0) |
2812 | --startPos; |
2813 | |
2814 | QTextBlock block = d->doc->findBlock(pos: startPos); |
2815 | QTextBlock::Iterator blockStart = block.begin(); |
2816 | QTextBlock::Iterator it = block.end(); |
2817 | |
2818 | if (startPos == block.position()) { |
2819 | it = block.begin(); |
2820 | } else { |
2821 | do { |
2822 | if (it == blockStart) { |
2823 | it = QTextBlock::Iterator(); |
2824 | block = QTextBlock(); |
2825 | } else { |
2826 | --it; |
2827 | } |
2828 | } while (!it.atEnd() && it.fragment().position() + it.fragment().length() - 1 > startPos); |
2829 | } |
2830 | |
2831 | while (block.isValid()) { |
2832 | anchorStart = -1; |
2833 | |
2834 | if (!it.atEnd()) { |
2835 | do { |
2836 | const QTextFragment fragment = it.fragment(); |
2837 | const QTextCharFormat fmt = fragment.charFormat(); |
2838 | |
2839 | if (fmt.isAnchor() && fmt.hasProperty(propertyId: QTextFormat::AnchorHref)) { |
2840 | anchorStart = fragment.position() + fragment.length(); |
2841 | anchorHref = fmt.anchorHref(); |
2842 | break; |
2843 | } |
2844 | |
2845 | if (it == blockStart) |
2846 | it = QTextBlock::Iterator(); |
2847 | else |
2848 | --it; |
2849 | } while (!it.atEnd()); |
2850 | } |
2851 | |
2852 | if (anchorStart != -1 && !it.atEnd()) { |
2853 | anchorEnd = -1; |
2854 | |
2855 | do { |
2856 | const QTextFragment fragment = it.fragment(); |
2857 | const QTextCharFormat fmt = fragment.charFormat(); |
2858 | |
2859 | if (!fmt.isAnchor() || fmt.anchorHref() != anchorHref) { |
2860 | anchorEnd = fragment.position() + fragment.length(); |
2861 | break; |
2862 | } |
2863 | |
2864 | if (it == blockStart) |
2865 | it = QTextBlock::Iterator(); |
2866 | else |
2867 | --it; |
2868 | } while (!it.atEnd()); |
2869 | |
2870 | if (anchorEnd == -1) |
2871 | anchorEnd = qMax(a: 0, b: block.position()); |
2872 | |
2873 | break; |
2874 | } |
2875 | |
2876 | block = block.previous(); |
2877 | it = block.end(); |
2878 | if (it != block.begin()) |
2879 | --it; |
2880 | blockStart = block.begin(); |
2881 | } |
2882 | |
2883 | } |
2884 | |
2885 | if (anchorStart != -1 && anchorEnd != -1) { |
2886 | newAnchor = d->cursor; |
2887 | newAnchor.setPosition(pos: anchorStart); |
2888 | newAnchor.setPosition(pos: anchorEnd, mode: QTextCursor::KeepAnchor); |
2889 | return true; |
2890 | } |
2891 | |
2892 | return false; |
2893 | } |
2894 | |
2895 | void QWidgetTextControlPrivate::activateLinkUnderCursor(QString href) |
2896 | { |
2897 | QTextCursor oldCursor = cursor; |
2898 | |
2899 | if (href.isEmpty()) { |
2900 | QTextCursor tmp = cursor; |
2901 | if (tmp.selectionStart() != tmp.position()) |
2902 | tmp.setPosition(pos: tmp.selectionStart()); |
2903 | tmp.movePosition(op: QTextCursor::NextCharacter); |
2904 | href = tmp.charFormat().anchorHref(); |
2905 | } |
2906 | if (href.isEmpty()) |
2907 | return; |
2908 | |
2909 | if (!cursor.hasSelection()) { |
2910 | QTextBlock block = cursor.block(); |
2911 | const int cursorPos = cursor.position(); |
2912 | |
2913 | QTextBlock::Iterator it = block.begin(); |
2914 | QTextBlock::Iterator linkFragment; |
2915 | |
2916 | for (; !it.atEnd(); ++it) { |
2917 | QTextFragment fragment = it.fragment(); |
2918 | const int fragmentPos = fragment.position(); |
2919 | if (fragmentPos <= cursorPos && |
2920 | fragmentPos + fragment.length() > cursorPos) { |
2921 | linkFragment = it; |
2922 | break; |
2923 | } |
2924 | } |
2925 | |
2926 | if (!linkFragment.atEnd()) { |
2927 | it = linkFragment; |
2928 | cursor.setPosition(pos: it.fragment().position()); |
2929 | if (it != block.begin()) { |
2930 | do { |
2931 | --it; |
2932 | QTextFragment fragment = it.fragment(); |
2933 | if (fragment.charFormat().anchorHref() != href) |
2934 | break; |
2935 | cursor.setPosition(pos: fragment.position()); |
2936 | } while (it != block.begin()); |
2937 | } |
2938 | |
2939 | for (it = linkFragment; !it.atEnd(); ++it) { |
2940 | QTextFragment fragment = it.fragment(); |
2941 | if (fragment.charFormat().anchorHref() != href) |
2942 | break; |
2943 | cursor.setPosition(pos: fragment.position() + fragment.length(), mode: QTextCursor::KeepAnchor); |
2944 | } |
2945 | } |
2946 | } |
2947 | |
2948 | if (hasFocus) { |
2949 | cursorIsFocusIndicator = true; |
2950 | } else { |
2951 | cursorIsFocusIndicator = false; |
2952 | cursor.clearSelection(); |
2953 | } |
2954 | repaintOldAndNewSelection(oldSelection: oldCursor); |
2955 | |
2956 | #ifndef QT_NO_DESKTOPSERVICES |
2957 | if (openExternalLinks) |
2958 | QDesktopServices::openUrl(url: href); |
2959 | else |
2960 | #endif |
2961 | emit q_func()->linkActivated(link: href); |
2962 | } |
2963 | |
2964 | #if QT_CONFIG(tooltip) |
2965 | void QWidgetTextControlPrivate::showToolTip(const QPoint &globalPos, const QPointF &pos, QWidget *contextWidget) |
2966 | { |
2967 | const QString toolTip = q_func()->cursorForPosition(pos).charFormat().toolTip(); |
2968 | if (toolTip.isEmpty()) |
2969 | return; |
2970 | QToolTip::showText(pos: globalPos, text: toolTip, w: contextWidget); |
2971 | } |
2972 | #endif // QT_CONFIG(tooltip) |
2973 | |
2974 | bool QWidgetTextControlPrivate::isPreediting() const |
2975 | { |
2976 | QTextLayout *layout = cursor.block().layout(); |
2977 | if (layout && !layout->preeditAreaText().isEmpty()) |
2978 | return true; |
2979 | |
2980 | return false; |
2981 | } |
2982 | |
2983 | void QWidgetTextControlPrivate::commitPreedit() |
2984 | { |
2985 | if (!isPreediting()) |
2986 | return; |
2987 | |
2988 | QGuiApplication::inputMethod()->commit(); |
2989 | |
2990 | if (!isPreediting()) |
2991 | return; |
2992 | |
2993 | cursor.beginEditBlock(); |
2994 | preeditCursor = 0; |
2995 | QTextBlock block = cursor.block(); |
2996 | QTextLayout *layout = block.layout(); |
2997 | layout->setPreeditArea(position: -1, text: QString()); |
2998 | layout->clearFormats(); |
2999 | cursor.endEditBlock(); |
3000 | } |
3001 | |
3002 | bool QWidgetTextControl::setFocusToNextOrPreviousAnchor(bool next) |
3003 | { |
3004 | Q_D(QWidgetTextControl); |
3005 | |
3006 | if (!(d->interactionFlags & Qt::LinksAccessibleByKeyboard)) |
3007 | return false; |
3008 | |
3009 | QRectF crect = selectionRect(); |
3010 | emit updateRequest(rect: crect); |
3011 | |
3012 | // If we don't have a current anchor, we start from the start/end |
3013 | if (!d->cursor.hasSelection()) { |
3014 | d->cursor = QTextCursor(d->doc); |
3015 | if (next) |
3016 | d->cursor.movePosition(op: QTextCursor::Start); |
3017 | else |
3018 | d->cursor.movePosition(op: QTextCursor::End); |
3019 | } |
3020 | |
3021 | QTextCursor newAnchor; |
3022 | if (findNextPrevAnchor(startCursor: d->cursor, next, newAnchor)) { |
3023 | d->cursor = newAnchor; |
3024 | d->cursorIsFocusIndicator = true; |
3025 | } else { |
3026 | d->cursor.clearSelection(); |
3027 | } |
3028 | |
3029 | if (d->cursor.hasSelection()) { |
3030 | crect = selectionRect(); |
3031 | emit updateRequest(rect: crect); |
3032 | emit visibilityRequest(rect: crect); |
3033 | return true; |
3034 | } else { |
3035 | return false; |
3036 | } |
3037 | } |
3038 | |
3039 | bool QWidgetTextControl::setFocusToAnchor(const QTextCursor &newCursor) |
3040 | { |
3041 | Q_D(QWidgetTextControl); |
3042 | |
3043 | if (!(d->interactionFlags & Qt::LinksAccessibleByKeyboard)) |
3044 | return false; |
3045 | |
3046 | // Verify that this is an anchor. |
3047 | const QString anchorHref = d->anchorForCursor(anchorCursor: newCursor); |
3048 | if (anchorHref.isEmpty()) |
3049 | return false; |
3050 | |
3051 | // and process it |
3052 | QRectF crect = selectionRect(); |
3053 | emit updateRequest(rect: crect); |
3054 | |
3055 | d->cursor.setPosition(pos: newCursor.selectionStart()); |
3056 | d->cursor.setPosition(pos: newCursor.selectionEnd(), mode: QTextCursor::KeepAnchor); |
3057 | d->cursorIsFocusIndicator = true; |
3058 | |
3059 | crect = selectionRect(); |
3060 | emit updateRequest(rect: crect); |
3061 | emit visibilityRequest(rect: crect); |
3062 | return true; |
3063 | } |
3064 | |
3065 | void QWidgetTextControl::setTextInteractionFlags(Qt::TextInteractionFlags flags) |
3066 | { |
3067 | Q_D(QWidgetTextControl); |
3068 | if (flags == d->interactionFlags) |
3069 | return; |
3070 | d->interactionFlags = flags; |
3071 | |
3072 | if (d->hasFocus) |
3073 | d->setCursorVisible(flags & Qt::TextEditable); |
3074 | } |
3075 | |
3076 | Qt::TextInteractionFlags QWidgetTextControl::textInteractionFlags() const |
3077 | { |
3078 | Q_D(const QWidgetTextControl); |
3079 | return d->interactionFlags; |
3080 | } |
3081 | |
3082 | void QWidgetTextControl::mergeCurrentCharFormat(const QTextCharFormat &modifier) |
3083 | { |
3084 | Q_D(QWidgetTextControl); |
3085 | d->cursor.mergeCharFormat(modifier); |
3086 | d->updateCurrentCharFormat(); |
3087 | } |
3088 | |
3089 | void QWidgetTextControl::setCurrentCharFormat(const QTextCharFormat &format) |
3090 | { |
3091 | Q_D(QWidgetTextControl); |
3092 | d->cursor.setCharFormat(format); |
3093 | d->updateCurrentCharFormat(); |
3094 | } |
3095 | |
3096 | QTextCharFormat QWidgetTextControl::currentCharFormat() const |
3097 | { |
3098 | Q_D(const QWidgetTextControl); |
3099 | return d->cursor.charFormat(); |
3100 | } |
3101 | |
3102 | void QWidgetTextControl::insertPlainText(const QString &text) |
3103 | { |
3104 | Q_D(QWidgetTextControl); |
3105 | d->cursor.insertText(text); |
3106 | } |
3107 | |
3108 | #ifndef QT_NO_TEXTHTMLPARSER |
3109 | void QWidgetTextControl::insertHtml(const QString &text) |
3110 | { |
3111 | Q_D(QWidgetTextControl); |
3112 | d->cursor.insertHtml(html: text); |
3113 | } |
3114 | #endif // QT_NO_TEXTHTMLPARSER |
3115 | |
3116 | QPointF QWidgetTextControl::anchorPosition(const QString &name) const |
3117 | { |
3118 | Q_D(const QWidgetTextControl); |
3119 | if (name.isEmpty()) |
3120 | return QPointF(); |
3121 | |
3122 | QRectF r; |
3123 | for (QTextBlock block = d->doc->begin(); block.isValid(); block = block.next()) { |
3124 | QTextCharFormat format = block.charFormat(); |
3125 | if (format.isAnchor() && format.anchorNames().contains(str: name)) { |
3126 | r = d->rectForPosition(position: block.position()); |
3127 | break; |
3128 | } |
3129 | |
3130 | for (QTextBlock::Iterator it = block.begin(); !it.atEnd(); ++it) { |
3131 | QTextFragment fragment = it.fragment(); |
3132 | format = fragment.charFormat(); |
3133 | if (format.isAnchor() && format.anchorNames().contains(str: name)) { |
3134 | r = d->rectForPosition(position: fragment.position()); |
3135 | block = QTextBlock(); |
3136 | break; |
3137 | } |
3138 | } |
3139 | } |
3140 | if (!r.isValid()) |
3141 | return QPointF(); |
3142 | return QPointF(0, r.top()); |
3143 | } |
3144 | |
3145 | void QWidgetTextControl::adjustSize() |
3146 | { |
3147 | Q_D(QWidgetTextControl); |
3148 | d->doc->adjustSize(); |
3149 | } |
3150 | |
3151 | bool QWidgetTextControl::find(const QString &exp, QTextDocument::FindFlags options) |
3152 | { |
3153 | Q_D(QWidgetTextControl); |
3154 | QTextCursor search = d->doc->find(subString: exp, cursor: d->cursor, options); |
3155 | if (search.isNull()) |
3156 | return false; |
3157 | |
3158 | setTextCursor(cursor: search); |
3159 | return true; |
3160 | } |
3161 | |
3162 | #if QT_CONFIG(regularexpression) |
3163 | bool QWidgetTextControl::find(const QRegularExpression &exp, QTextDocument::FindFlags options) |
3164 | { |
3165 | Q_D(QWidgetTextControl); |
3166 | QTextCursor search = d->doc->find(expr: exp, cursor: d->cursor, options); |
3167 | if (search.isNull()) |
3168 | return false; |
3169 | |
3170 | setTextCursor(cursor: search); |
3171 | return true; |
3172 | } |
3173 | #endif |
3174 | |
3175 | QString QWidgetTextControl::toPlainText() const |
3176 | { |
3177 | return document()->toPlainText(); |
3178 | } |
3179 | |
3180 | #ifndef QT_NO_TEXTHTMLPARSER |
3181 | QString QWidgetTextControl::toHtml() const |
3182 | { |
3183 | return document()->toHtml(); |
3184 | } |
3185 | #endif |
3186 | |
3187 | #if QT_CONFIG(textmarkdownwriter) |
3188 | QString QWidgetTextControl::toMarkdown(QTextDocument::MarkdownFeatures features) const |
3189 | { |
3190 | return document()->toMarkdown(features); |
3191 | } |
3192 | #endif |
3193 | |
3194 | void QWidgetTextControlPrivate::insertParagraphSeparator() |
3195 | { |
3196 | // clear blockFormat properties that the user is unlikely to want duplicated: |
3197 | // - don't insert <hr/> automatically |
3198 | // - the next paragraph after a heading should be a normal paragraph |
3199 | // - remove the bottom margin from the last list item before appending |
3200 | // - the next checklist item after a checked item should be unchecked |
3201 | auto blockFmt = cursor.blockFormat(); |
3202 | auto charFmt = cursor.charFormat(); |
3203 | blockFmt.clearProperty(propertyId: QTextFormat::BlockTrailingHorizontalRulerWidth); |
3204 | if (blockFmt.hasProperty(propertyId: QTextFormat::HeadingLevel)) { |
3205 | blockFmt.clearProperty(propertyId: QTextFormat::HeadingLevel); |
3206 | charFmt = QTextCharFormat(); |
3207 | } |
3208 | if (cursor.currentList()) { |
3209 | auto existingFmt = cursor.blockFormat(); |
3210 | existingFmt.clearProperty(propertyId: QTextBlockFormat::BlockBottomMargin); |
3211 | cursor.setBlockFormat(existingFmt); |
3212 | if (blockFmt.marker() == QTextBlockFormat::MarkerType::Checked) |
3213 | blockFmt.setMarker(QTextBlockFormat::MarkerType::Unchecked); |
3214 | } |
3215 | |
3216 | // After a blank line, reset block and char formats. I.e. you can end a list, |
3217 | // block quote, etc. by hitting enter twice, and get back to normal paragraph style. |
3218 | if (cursor.block().text().isEmpty() && |
3219 | !cursor.blockFormat().hasProperty(propertyId: QTextFormat::BlockTrailingHorizontalRulerWidth) && |
3220 | !cursor.blockFormat().hasProperty(propertyId: QTextFormat::BlockCodeLanguage)) { |
3221 | blockFmt = QTextBlockFormat(); |
3222 | const bool blockFmtChanged = (cursor.blockFormat() != blockFmt); |
3223 | charFmt = QTextCharFormat(); |
3224 | cursor.setBlockFormat(blockFmt); |
3225 | cursor.setCharFormat(charFmt); |
3226 | // If the user hit enter twice just to get back to default format, |
3227 | // don't actually insert a new block. But if the user then hits enter |
3228 | // yet again, the block format will not change, so we will insert a block. |
3229 | // This is what many word processors do. |
3230 | if (blockFmtChanged) |
3231 | return; |
3232 | } |
3233 | |
3234 | cursor.insertBlock(format: blockFmt, charFormat: charFmt); |
3235 | } |
3236 | |
3237 | void QWidgetTextControlPrivate::append(const QString &text, Qt::TextFormat format) |
3238 | { |
3239 | QTextCursor tmp(doc); |
3240 | tmp.beginEditBlock(); |
3241 | tmp.movePosition(op: QTextCursor::End); |
3242 | |
3243 | if (!doc->isEmpty()) |
3244 | tmp.insertBlock(format: cursor.blockFormat(), charFormat: cursor.charFormat()); |
3245 | else |
3246 | tmp.setCharFormat(cursor.charFormat()); |
3247 | |
3248 | // preserve the char format |
3249 | QTextCharFormat oldCharFormat = cursor.charFormat(); |
3250 | |
3251 | #ifndef QT_NO_TEXTHTMLPARSER |
3252 | if (format == Qt::RichText || (format == Qt::AutoText && Qt::mightBeRichText(text))) { |
3253 | tmp.insertHtml(html: text); |
3254 | } else { |
3255 | tmp.insertText(text); |
3256 | } |
3257 | #else |
3258 | Q_UNUSED(format); |
3259 | tmp.insertText(text); |
3260 | #endif // QT_NO_TEXTHTMLPARSER |
3261 | if (!cursor.hasSelection()) |
3262 | cursor.setCharFormat(oldCharFormat); |
3263 | |
3264 | tmp.endEditBlock(); |
3265 | } |
3266 | |
3267 | void QWidgetTextControl::append(const QString &text) |
3268 | { |
3269 | Q_D(QWidgetTextControl); |
3270 | d->append(text, format: Qt::AutoText); |
3271 | } |
3272 | |
3273 | void QWidgetTextControl::appendHtml(const QString &html) |
3274 | { |
3275 | Q_D(QWidgetTextControl); |
3276 | d->append(text: html, format: Qt::RichText); |
3277 | } |
3278 | |
3279 | void QWidgetTextControl::appendPlainText(const QString &text) |
3280 | { |
3281 | Q_D(QWidgetTextControl); |
3282 | d->append(text, format: Qt::PlainText); |
3283 | } |
3284 | |
3285 | |
3286 | void QWidgetTextControl::ensureCursorVisible() |
3287 | { |
3288 | Q_D(QWidgetTextControl); |
3289 | QRectF crect = d->rectForPosition(position: d->cursor.position()).adjusted(xp1: -5, yp1: 0, xp2: 5, yp2: 0); |
3290 | emit visibilityRequest(rect: crect); |
3291 | emit microFocusChanged(); |
3292 | } |
3293 | |
3294 | QPalette QWidgetTextControl::palette() const |
3295 | { |
3296 | Q_D(const QWidgetTextControl); |
3297 | return d->palette; |
3298 | } |
3299 | |
3300 | void QWidgetTextControl::setPalette(const QPalette &pal) |
3301 | { |
3302 | Q_D(QWidgetTextControl); |
3303 | d->palette = pal; |
3304 | } |
3305 | |
3306 | QAbstractTextDocumentLayout::PaintContext QWidgetTextControl::getPaintContext(QWidget *widget) const |
3307 | { |
3308 | Q_D(const QWidgetTextControl); |
3309 | |
3310 | QAbstractTextDocumentLayout::PaintContext ctx; |
3311 | |
3312 | ctx.selections = d->extraSelections; |
3313 | ctx.palette = d->palette; |
3314 | #if QT_CONFIG(style_stylesheet) |
3315 | if (widget) { |
3316 | if (auto cssStyle = qt_styleSheet(style: widget->style())) { |
3317 | QStyleOption option; |
3318 | option.initFrom(w: widget); |
3319 | cssStyle->styleSheetPalette(w: widget, opt: &option, pal: &ctx.palette); |
3320 | } |
3321 | } |
3322 | #endif // style_stylesheet |
3323 | if (d->cursorOn && d->isEnabled) { |
3324 | if (d->hideCursor) |
3325 | ctx.cursorPosition = -1; |
3326 | else if (d->preeditCursor != 0) |
3327 | ctx.cursorPosition = - (d->preeditCursor + 2); |
3328 | else |
3329 | ctx.cursorPosition = d->cursor.position(); |
3330 | } |
3331 | |
3332 | if (!d->dndFeedbackCursor.isNull()) |
3333 | ctx.cursorPosition = d->dndFeedbackCursor.position(); |
3334 | #ifdef QT_KEYPAD_NAVIGATION |
3335 | if (!QApplicationPrivate::keypadNavigationEnabled() || d->hasEditFocus) |
3336 | #endif |
3337 | if (d->cursor.hasSelection()) { |
3338 | QAbstractTextDocumentLayout::Selection selection; |
3339 | selection.cursor = d->cursor; |
3340 | if (d->cursorIsFocusIndicator) { |
3341 | QStyleOption opt; |
3342 | opt.palette = ctx.palette; |
3343 | QStyleHintReturnVariant ret; |
3344 | QStyle *style = QApplication::style(); |
3345 | if (widget) |
3346 | style = widget->style(); |
3347 | style->styleHint(stylehint: QStyle::SH_TextControl_FocusIndicatorTextCharFormat, opt: &opt, widget, returnData: &ret); |
3348 | selection.format = qvariant_cast<QTextFormat>(v: ret.variant).toCharFormat(); |
3349 | } else { |
3350 | QPalette::ColorGroup cg = d->hasFocus ? QPalette::Active : QPalette::Inactive; |
3351 | selection.format.setBackground(ctx.palette.brush(cg, cr: QPalette::Highlight)); |
3352 | selection.format.setForeground(ctx.palette.brush(cg, cr: QPalette::HighlightedText)); |
3353 | QStyleOption opt; |
3354 | QStyle *style = QApplication::style(); |
3355 | if (widget) { |
3356 | opt.initFrom(w: widget); |
3357 | style = widget->style(); |
3358 | } |
3359 | if (style->styleHint(stylehint: QStyle::SH_RichText_FullWidthSelection, opt: &opt, widget)) |
3360 | selection.format.setProperty(propertyId: QTextFormat::FullWidthSelection, value: true); |
3361 | } |
3362 | ctx.selections.append(t: selection); |
3363 | } |
3364 | |
3365 | return ctx; |
3366 | } |
3367 | |
3368 | void QWidgetTextControl::drawContents(QPainter *p, const QRectF &rect, QWidget *widget) |
3369 | { |
3370 | Q_D(QWidgetTextControl); |
3371 | p->save(); |
3372 | QAbstractTextDocumentLayout::PaintContext ctx = getPaintContext(widget); |
3373 | if (rect.isValid()) |
3374 | p->setClipRect(rect, op: Qt::IntersectClip); |
3375 | ctx.clip = rect; |
3376 | |
3377 | d->doc->documentLayout()->draw(painter: p, context: ctx); |
3378 | p->restore(); |
3379 | } |
3380 | |
3381 | void QWidgetTextControlPrivate::_q_copyLink() |
3382 | { |
3383 | #ifndef QT_NO_CLIPBOARD |
3384 | QMimeData *md = new QMimeData; |
3385 | md->setText(linkToCopy); |
3386 | QGuiApplication::clipboard()->setMimeData(data: md); |
3387 | #endif |
3388 | } |
3389 | |
3390 | int QWidgetTextControl::hitTest(const QPointF &point, Qt::HitTestAccuracy accuracy) const |
3391 | { |
3392 | Q_D(const QWidgetTextControl); |
3393 | return d->doc->documentLayout()->hitTest(point, accuracy); |
3394 | } |
3395 | |
3396 | QRectF QWidgetTextControl::blockBoundingRect(const QTextBlock &block) const |
3397 | { |
3398 | Q_D(const QWidgetTextControl); |
3399 | return d->doc->documentLayout()->blockBoundingRect(block); |
3400 | } |
3401 | |
3402 | #ifndef QT_NO_CONTEXTMENU |
3403 | #define NUM_CONTROL_CHARACTERS 14 |
3404 | const struct QUnicodeControlCharacter { |
3405 | const char *text; |
3406 | ushort character; |
3407 | } qt_controlCharacters[NUM_CONTROL_CHARACTERS] = { |
3408 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "LRM Left-to-right mark" ), .character: 0x200e }, |
3409 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "RLM Right-to-left mark" ), .character: 0x200f }, |
3410 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "ZWJ Zero width joiner" ), .character: 0x200d }, |
3411 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "ZWNJ Zero width non-joiner" ), .character: 0x200c }, |
3412 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "ZWSP Zero width space" ), .character: 0x200b }, |
3413 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "LRE Start of left-to-right embedding" ), .character: 0x202a }, |
3414 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "RLE Start of right-to-left embedding" ), .character: 0x202b }, |
3415 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "LRO Start of left-to-right override" ), .character: 0x202d }, |
3416 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "RLO Start of right-to-left override" ), .character: 0x202e }, |
3417 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "PDF Pop directional formatting" ), .character: 0x202c }, |
3418 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "LRI Left-to-right isolate" ), .character: 0x2066 }, |
3419 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "RLI Right-to-left isolate" ), .character: 0x2067 }, |
3420 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "FSI First strong isolate" ), .character: 0x2068 }, |
3421 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "PDI Pop directional isolate" ), .character: 0x2069 } |
3422 | }; |
3423 | |
3424 | QUnicodeControlCharacterMenu::(QObject *_editWidget, QWidget *parent) |
3425 | : QMenu(parent), editWidget(_editWidget) |
3426 | { |
3427 | setTitle(tr(s: "Insert Unicode control character" )); |
3428 | for (int i = 0; i < NUM_CONTROL_CHARACTERS; ++i) { |
3429 | addAction(text: tr(s: qt_controlCharacters[i].text), receiver: this, SLOT(menuActionTriggered())); |
3430 | } |
3431 | } |
3432 | |
3433 | void QUnicodeControlCharacterMenu::() |
3434 | { |
3435 | QAction *a = qobject_cast<QAction *>(object: sender()); |
3436 | int idx = actions().indexOf(t: a); |
3437 | if (idx < 0 || idx >= NUM_CONTROL_CHARACTERS) |
3438 | return; |
3439 | QChar c(qt_controlCharacters[idx].character); |
3440 | QString str(c); |
3441 | |
3442 | #if QT_CONFIG(textedit) |
3443 | if (QTextEdit *edit = qobject_cast<QTextEdit *>(object: editWidget)) { |
3444 | edit->insertPlainText(text: str); |
3445 | return; |
3446 | } |
3447 | #endif |
3448 | if (QWidgetTextControl *control = qobject_cast<QWidgetTextControl *>(object: editWidget)) { |
3449 | control->insertPlainText(text: str); |
3450 | } |
3451 | #if QT_CONFIG(lineedit) |
3452 | if (QLineEdit *edit = qobject_cast<QLineEdit *>(object: editWidget)) { |
3453 | edit->insert(str); |
3454 | return; |
3455 | } |
3456 | #endif |
3457 | } |
3458 | #endif // QT_NO_CONTEXTMENU |
3459 | |
3460 | QStringList QTextEditMimeData::formats() const |
3461 | { |
3462 | if (!fragment.isEmpty()) |
3463 | return QStringList() << u"text/plain"_s << u"text/html"_s |
3464 | #if QT_CONFIG(textmarkdownwriter) |
3465 | << u"text/markdown"_s |
3466 | #endif |
3467 | #ifndef QT_NO_TEXTODFWRITER |
3468 | << u"application/vnd.oasis.opendocument.text"_s |
3469 | #endif |
3470 | ; |
3471 | else |
3472 | return QMimeData::formats(); |
3473 | } |
3474 | |
3475 | QVariant QTextEditMimeData::retrieveData(const QString &mimeType, QMetaType type) const |
3476 | { |
3477 | if (!fragment.isEmpty()) |
3478 | setup(); |
3479 | return QMimeData::retrieveData(mimetype: mimeType, preferredType: type); |
3480 | } |
3481 | |
3482 | void QTextEditMimeData::setup() const |
3483 | { |
3484 | QTextEditMimeData *that = const_cast<QTextEditMimeData *>(this); |
3485 | #ifndef QT_NO_TEXTHTMLPARSER |
3486 | that->setData(mimetype: "text/html"_L1 , data: fragment.toHtml().toUtf8()); |
3487 | #endif |
3488 | #if QT_CONFIG(textmarkdownwriter) |
3489 | that->setData(mimetype: "text/markdown"_L1 , data: fragment.toMarkdown().toUtf8()); |
3490 | #endif |
3491 | #ifndef QT_NO_TEXTODFWRITER |
3492 | { |
3493 | QBuffer buffer; |
3494 | QTextDocumentWriter writer(&buffer, "ODF" ); |
3495 | writer.write(fragment); |
3496 | buffer.close(); |
3497 | that->setData(mimetype: "application/vnd.oasis.opendocument.text"_L1 , data: buffer.data()); |
3498 | } |
3499 | #endif |
3500 | that->setText(fragment.toPlainText()); |
3501 | fragment = QTextDocumentFragment(); |
3502 | } |
3503 | |
3504 | QT_END_NAMESPACE |
3505 | |
3506 | #include "moc_qwidgettextcontrol_p.cpp" |
3507 | |
3508 | #endif // QT_NO_TEXTCONTROL |
3509 | |