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39 | |
40 | #include "qwidgettextcontrol_p.h" |
41 | #include "qwidgettextcontrol_p_p.h" |
42 | |
43 | #ifndef QT_NO_TEXTCONTROL |
44 | |
45 | #include <qfont.h> |
46 | #include <qpainter.h> |
47 | #include <qevent.h> |
48 | #include <qdebug.h> |
49 | #if QT_CONFIG(draganddrop) |
50 | #include <qdrag.h> |
51 | #endif |
52 | #include <qclipboard.h> |
53 | #if QT_CONFIG(menu) |
54 | #include <qmenu.h> |
55 | #include "private/qmenu_p.h" |
56 | #endif |
57 | #include <qstyle.h> |
58 | #include <qtimer.h> |
59 | #include "private/qapplication_p.h" |
60 | #include "private/qtextdocumentlayout_p.h" |
61 | #include "private/qabstracttextdocumentlayout_p.h" |
62 | #include "qtextdocument.h" |
63 | #include "private/qtextdocument_p.h" |
64 | #include "qtextlist.h" |
65 | #include "private/qwidgettextcontrol_p.h" |
66 | #if QT_CONFIG(style_stylesheet) |
67 | # include "private/qstylesheetstyle_p.h" |
68 | #endif |
69 | #if QT_CONFIG(graphicsview) |
70 | #include "qgraphicssceneevent.h" |
71 | #endif |
72 | #include "qpagedpaintdevice.h" |
73 | #include "private/qpagedpaintdevice_p.h" |
74 | #include "qtextdocumentwriter.h" |
75 | #include "qstylehints.h" |
76 | #include "private/qtextcursor_p.h" |
77 | |
78 | #include <qtextformat.h> |
79 | #include <qdatetime.h> |
80 | #include <qbuffer.h> |
81 | #include <qapplication.h> |
82 | #include <limits.h> |
83 | #include <qtexttable.h> |
84 | #include <qvariant.h> |
85 | #include <qurl.h> |
86 | #include <qdesktopservices.h> |
87 | #include <qinputmethod.h> |
88 | #include <qtooltip.h> |
89 | #include <qstyleoption.h> |
90 | #if QT_CONFIG(lineedit) |
91 | #include <QtWidgets/qlineedit.h> |
92 | #endif |
93 | #include <QtGui/qaccessible.h> |
94 | #include <QtCore/qmetaobject.h> |
95 | |
96 | #ifndef QT_NO_SHORTCUT |
97 | #include "private/qapplication_p.h" |
98 | #include "private/qshortcutmap_p.h" |
99 | #include <qkeysequence.h> |
100 | #define ACCEL_KEY(k) (!QCoreApplication::testAttribute(Qt::AA_DontShowShortcutsInContextMenus) \ |
101 | && !QGuiApplicationPrivate::instance()->shortcutMap.hasShortcutForKeySequence(k) ? \ |
102 | QLatin1Char('\t') + QKeySequence(k).toString(QKeySequence::NativeText) : QString()) |
103 | |
104 | #else |
105 | #define ACCEL_KEY(k) QString() |
106 | #endif |
107 | |
108 | #include <algorithm> |
109 | |
110 | QT_BEGIN_NAMESPACE |
111 | |
112 | // could go into QTextCursor... |
113 | static QTextLine currentTextLine(const QTextCursor &cursor) |
114 | { |
115 | const QTextBlock block = cursor.block(); |
116 | if (!block.isValid()) |
117 | return QTextLine(); |
118 | |
119 | const QTextLayout *layout = block.layout(); |
120 | if (!layout) |
121 | return QTextLine(); |
122 | |
123 | const int relativePos = cursor.position() - block.position(); |
124 | return layout->lineForTextPosition(pos: relativePos); |
125 | } |
126 | |
127 | QWidgetTextControlPrivate::QWidgetTextControlPrivate() |
128 | : doc(nullptr), cursorOn(false), cursorVisible(false), cursorIsFocusIndicator(false), |
129 | #ifndef Q_OS_ANDROID |
130 | interactionFlags(Qt::TextEditorInteraction), |
131 | #else |
132 | interactionFlags(Qt::TextEditable | Qt::TextSelectableByKeyboard), |
133 | #endif |
134 | dragEnabled(true), |
135 | #if QT_CONFIG(draganddrop) |
136 | mousePressed(false), mightStartDrag(false), |
137 | #endif |
138 | lastSelectionPosition(0), lastSelectionAnchor(0), |
139 | ignoreAutomaticScrollbarAdjustement(false), |
140 | overwriteMode(false), |
141 | acceptRichText(true), |
142 | preeditCursor(0), hideCursor(false), |
143 | hasFocus(false), |
144 | #ifdef QT_KEYPAD_NAVIGATION |
145 | hasEditFocus(false), |
146 | #endif |
147 | isEnabled(true), |
148 | hadSelectionOnMousePress(false), |
149 | ignoreUnusedNavigationEvents(false), |
150 | openExternalLinks(false), |
151 | wordSelectionEnabled(false) |
152 | {} |
153 | |
154 | bool QWidgetTextControlPrivate::cursorMoveKeyEvent(QKeyEvent *e) |
155 | { |
156 | #ifdef QT_NO_SHORTCUT |
157 | Q_UNUSED(e); |
158 | #endif |
159 | |
160 | Q_Q(QWidgetTextControl); |
161 | if (cursor.isNull()) |
162 | return false; |
163 | |
164 | const QTextCursor oldSelection = cursor; |
165 | const int oldCursorPos = cursor.position(); |
166 | |
167 | QTextCursor::MoveMode mode = QTextCursor::MoveAnchor; |
168 | QTextCursor::MoveOperation op = QTextCursor::NoMove; |
169 | |
170 | if (false) { |
171 | } |
172 | #ifndef QT_NO_SHORTCUT |
173 | if (e == QKeySequence::MoveToNextChar) { |
174 | op = QTextCursor::Right; |
175 | } |
176 | else if (e == QKeySequence::MoveToPreviousChar) { |
177 | op = QTextCursor::Left; |
178 | } |
179 | else if (e == QKeySequence::SelectNextChar) { |
180 | op = QTextCursor::Right; |
181 | mode = QTextCursor::KeepAnchor; |
182 | } |
183 | else if (e == QKeySequence::SelectPreviousChar) { |
184 | op = QTextCursor::Left; |
185 | mode = QTextCursor::KeepAnchor; |
186 | } |
187 | else if (e == QKeySequence::SelectNextWord) { |
188 | op = QTextCursor::WordRight; |
189 | mode = QTextCursor::KeepAnchor; |
190 | } |
191 | else if (e == QKeySequence::SelectPreviousWord) { |
192 | op = QTextCursor::WordLeft; |
193 | mode = QTextCursor::KeepAnchor; |
194 | } |
195 | else if (e == QKeySequence::SelectStartOfLine) { |
196 | op = QTextCursor::StartOfLine; |
197 | mode = QTextCursor::KeepAnchor; |
198 | } |
199 | else if (e == QKeySequence::SelectEndOfLine) { |
200 | op = QTextCursor::EndOfLine; |
201 | mode = QTextCursor::KeepAnchor; |
202 | } |
203 | else if (e == QKeySequence::SelectStartOfBlock) { |
204 | op = QTextCursor::StartOfBlock; |
205 | mode = QTextCursor::KeepAnchor; |
206 | } |
207 | else if (e == QKeySequence::SelectEndOfBlock) { |
208 | op = QTextCursor::EndOfBlock; |
209 | mode = QTextCursor::KeepAnchor; |
210 | } |
211 | else if (e == QKeySequence::SelectStartOfDocument) { |
212 | op = QTextCursor::Start; |
213 | mode = QTextCursor::KeepAnchor; |
214 | } |
215 | else if (e == QKeySequence::SelectEndOfDocument) { |
216 | op = QTextCursor::End; |
217 | mode = QTextCursor::KeepAnchor; |
218 | } |
219 | else if (e == QKeySequence::SelectPreviousLine) { |
220 | op = QTextCursor::Up; |
221 | mode = QTextCursor::KeepAnchor; |
222 | { |
223 | QTextBlock block = cursor.block(); |
224 | QTextLine line = currentTextLine(cursor); |
225 | if (!block.previous().isValid() |
226 | && line.isValid() |
227 | && line.lineNumber() == 0) |
228 | op = QTextCursor::Start; |
229 | } |
230 | } |
231 | else if (e == QKeySequence::SelectNextLine) { |
232 | op = QTextCursor::Down; |
233 | mode = QTextCursor::KeepAnchor; |
234 | { |
235 | QTextBlock block = cursor.block(); |
236 | QTextLine line = currentTextLine(cursor); |
237 | if (!block.next().isValid() |
238 | && line.isValid() |
239 | && line.lineNumber() == block.layout()->lineCount() - 1) |
240 | op = QTextCursor::End; |
241 | } |
242 | } |
243 | else if (e == QKeySequence::MoveToNextWord) { |
244 | op = QTextCursor::WordRight; |
245 | } |
246 | else if (e == QKeySequence::MoveToPreviousWord) { |
247 | op = QTextCursor::WordLeft; |
248 | } |
249 | else if (e == QKeySequence::MoveToEndOfBlock) { |
250 | op = QTextCursor::EndOfBlock; |
251 | } |
252 | else if (e == QKeySequence::MoveToStartOfBlock) { |
253 | op = QTextCursor::StartOfBlock; |
254 | } |
255 | else if (e == QKeySequence::MoveToNextLine) { |
256 | op = QTextCursor::Down; |
257 | } |
258 | else if (e == QKeySequence::MoveToPreviousLine) { |
259 | op = QTextCursor::Up; |
260 | } |
261 | else if (e == QKeySequence::MoveToStartOfLine) { |
262 | op = QTextCursor::StartOfLine; |
263 | } |
264 | else if (e == QKeySequence::MoveToEndOfLine) { |
265 | op = QTextCursor::EndOfLine; |
266 | } |
267 | else if (e == QKeySequence::MoveToStartOfDocument) { |
268 | op = QTextCursor::Start; |
269 | } |
270 | else if (e == QKeySequence::MoveToEndOfDocument) { |
271 | op = QTextCursor::End; |
272 | } |
273 | #endif // QT_NO_SHORTCUT |
274 | else { |
275 | return false; |
276 | } |
277 | |
278 | // Except for pageup and pagedown, OS X has very different behavior, we don't do it all, but |
279 | // here's the breakdown: |
280 | // Shift still works as an anchor, but only one of the other keys can be down Ctrl (Command), |
281 | // Alt (Option), or Meta (Control). |
282 | // Command/Control + Left/Right -- Move to left or right of the line |
283 | // + Up/Down -- Move to top bottom of the file. (Control doesn't move the cursor) |
284 | // Option + Left/Right -- Move one word Left/right. |
285 | // + Up/Down -- Begin/End of Paragraph. |
286 | // Home/End Top/Bottom of file. (usually don't move the cursor, but will select) |
287 | |
288 | bool visualNavigation = cursor.visualNavigation(); |
289 | cursor.setVisualNavigation(true); |
290 | const bool moved = cursor.movePosition(op, mode); |
291 | cursor.setVisualNavigation(visualNavigation); |
292 | q->ensureCursorVisible(); |
293 | |
294 | bool ignoreNavigationEvents = ignoreUnusedNavigationEvents; |
295 | bool isNavigationEvent = e->key() == Qt::Key_Up || e->key() == Qt::Key_Down; |
296 | |
297 | #ifdef QT_KEYPAD_NAVIGATION |
298 | ignoreNavigationEvents = ignoreNavigationEvents || QApplicationPrivate::keypadNavigationEnabled(); |
299 | isNavigationEvent = isNavigationEvent || |
300 | (QApplication::navigationMode() == Qt::NavigationModeKeypadDirectional |
301 | && (e->key() == Qt::Key_Left || e->key() == Qt::Key_Right)); |
302 | #else |
303 | isNavigationEvent = isNavigationEvent || e->key() == Qt::Key_Left || e->key() == Qt::Key_Right; |
304 | #endif |
305 | |
306 | if (moved) { |
307 | if (cursor.position() != oldCursorPos) |
308 | emit q->cursorPositionChanged(); |
309 | emit q->microFocusChanged(); |
310 | } else if (ignoreNavigationEvents && isNavigationEvent && oldSelection.anchor() == cursor.anchor()) { |
311 | return false; |
312 | } |
313 | |
314 | selectionChanged(/*forceEmitSelectionChanged =*/(mode == QTextCursor::KeepAnchor)); |
315 | |
316 | repaintOldAndNewSelection(oldSelection); |
317 | |
318 | return true; |
319 | } |
320 | |
321 | void QWidgetTextControlPrivate::updateCurrentCharFormat() |
322 | { |
323 | Q_Q(QWidgetTextControl); |
324 | |
325 | QTextCharFormat fmt = cursor.charFormat(); |
326 | if (fmt == lastCharFormat) |
327 | return; |
328 | lastCharFormat = fmt; |
329 | |
330 | emit q->currentCharFormatChanged(format: fmt); |
331 | emit q->microFocusChanged(); |
332 | } |
333 | |
334 | void QWidgetTextControlPrivate::indent() |
335 | { |
336 | QTextBlockFormat blockFmt = cursor.blockFormat(); |
337 | |
338 | QTextList *list = cursor.currentList(); |
339 | if (!list) { |
340 | QTextBlockFormat modifier; |
341 | modifier.setIndent(blockFmt.indent() + 1); |
342 | cursor.mergeBlockFormat(modifier); |
343 | } else { |
344 | QTextListFormat format = list->format(); |
345 | format.setIndent(format.indent() + 1); |
346 | |
347 | if (list->itemNumber(cursor.block()) == 1) |
348 | list->setFormat(format); |
349 | else |
350 | cursor.createList(format); |
351 | } |
352 | } |
353 | |
354 | void QWidgetTextControlPrivate::outdent() |
355 | { |
356 | QTextBlockFormat blockFmt = cursor.blockFormat(); |
357 | |
358 | QTextList *list = cursor.currentList(); |
359 | |
360 | if (!list) { |
361 | QTextBlockFormat modifier; |
362 | modifier.setIndent(blockFmt.indent() - 1); |
363 | cursor.mergeBlockFormat(modifier); |
364 | } else { |
365 | QTextListFormat listFmt = list->format(); |
366 | listFmt.setIndent(listFmt.indent() - 1); |
367 | list->setFormat(listFmt); |
368 | } |
369 | } |
370 | |
371 | void QWidgetTextControlPrivate::gotoNextTableCell() |
372 | { |
373 | QTextTable *table = cursor.currentTable(); |
374 | QTextTableCell cell = table->cellAt(c: cursor); |
375 | |
376 | int newColumn = cell.column() + cell.columnSpan(); |
377 | int newRow = cell.row(); |
378 | |
379 | if (newColumn >= table->columns()) { |
380 | newColumn = 0; |
381 | ++newRow; |
382 | if (newRow >= table->rows()) |
383 | table->insertRows(pos: table->rows(), num: 1); |
384 | } |
385 | |
386 | cell = table->cellAt(row: newRow, col: newColumn); |
387 | cursor = cell.firstCursorPosition(); |
388 | } |
389 | |
390 | void QWidgetTextControlPrivate::gotoPreviousTableCell() |
391 | { |
392 | QTextTable *table = cursor.currentTable(); |
393 | QTextTableCell cell = table->cellAt(c: cursor); |
394 | |
395 | int newColumn = cell.column() - 1; |
396 | int newRow = cell.row(); |
397 | |
398 | if (newColumn < 0) { |
399 | newColumn = table->columns() - 1; |
400 | --newRow; |
401 | if (newRow < 0) |
402 | return; |
403 | } |
404 | |
405 | cell = table->cellAt(row: newRow, col: newColumn); |
406 | cursor = cell.firstCursorPosition(); |
407 | } |
408 | |
409 | void QWidgetTextControlPrivate::createAutoBulletList() |
410 | { |
411 | cursor.beginEditBlock(); |
412 | |
413 | QTextBlockFormat blockFmt = cursor.blockFormat(); |
414 | |
415 | QTextListFormat listFmt; |
416 | listFmt.setStyle(QTextListFormat::ListDisc); |
417 | listFmt.setIndent(blockFmt.indent() + 1); |
418 | |
419 | blockFmt.setIndent(0); |
420 | cursor.setBlockFormat(blockFmt); |
421 | |
422 | cursor.createList(format: listFmt); |
423 | |
424 | cursor.endEditBlock(); |
425 | } |
426 | |
427 | void QWidgetTextControlPrivate::init(Qt::TextFormat format, const QString &text, QTextDocument *document) |
428 | { |
429 | Q_Q(QWidgetTextControl); |
430 | setContent(format, text, document); |
431 | |
432 | doc->setUndoRedoEnabled(interactionFlags & Qt::TextEditable); |
433 | q->setCursorWidth(-1); |
434 | } |
435 | |
436 | void QWidgetTextControlPrivate::setContent(Qt::TextFormat format, const QString &text, QTextDocument *document) |
437 | { |
438 | Q_Q(QWidgetTextControl); |
439 | |
440 | // for use when called from setPlainText. we may want to re-use the currently |
441 | // set char format then. |
442 | const QTextCharFormat charFormatForInsertion = cursor.charFormat(); |
443 | |
444 | bool clearDocument = true; |
445 | if (!doc) { |
446 | if (document) { |
447 | doc = document; |
448 | clearDocument = false; |
449 | } else { |
450 | palette = QApplication::palette(className: "QWidgetTextControl" ); |
451 | doc = new QTextDocument(q); |
452 | } |
453 | _q_documentLayoutChanged(); |
454 | cursor = QTextCursor(doc); |
455 | |
456 | // #### doc->documentLayout()->setPaintDevice(viewport); |
457 | |
458 | QObject::connect(sender: doc, SIGNAL(contentsChanged()), receiver: q, SLOT(_q_updateCurrentCharFormatAndSelection())); |
459 | QObject::connect(sender: doc, SIGNAL(cursorPositionChanged(QTextCursor)), receiver: q, SLOT(_q_emitCursorPosChanged(QTextCursor))); |
460 | QObject::connect(sender: doc, SIGNAL(documentLayoutChanged()), receiver: q, SLOT(_q_documentLayoutChanged())); |
461 | |
462 | // convenience signal forwards |
463 | QObject::connect(sender: doc, SIGNAL(undoAvailable(bool)), receiver: q, SIGNAL(undoAvailable(bool))); |
464 | QObject::connect(sender: doc, SIGNAL(redoAvailable(bool)), receiver: q, SIGNAL(redoAvailable(bool))); |
465 | QObject::connect(sender: doc, SIGNAL(modificationChanged(bool)), receiver: q, SIGNAL(modificationChanged(bool))); |
466 | QObject::connect(sender: doc, SIGNAL(blockCountChanged(int)), receiver: q, SIGNAL(blockCountChanged(int))); |
467 | } |
468 | |
469 | bool previousUndoRedoState = doc->isUndoRedoEnabled(); |
470 | if (!document) |
471 | doc->setUndoRedoEnabled(false); |
472 | |
473 | //Saving the index save some time. |
474 | static int contentsChangedIndex = QMetaMethod::fromSignal(signal: &QTextDocument::contentsChanged).methodIndex(); |
475 | static int textChangedIndex = QMetaMethod::fromSignal(signal: &QWidgetTextControl::textChanged).methodIndex(); |
476 | // avoid multiple textChanged() signals being emitted |
477 | QMetaObject::disconnect(sender: doc, signal_index: contentsChangedIndex, receiver: q, method_index: textChangedIndex); |
478 | |
479 | if (!text.isEmpty()) { |
480 | // clear 'our' cursor for insertion to prevent |
481 | // the emission of the cursorPositionChanged() signal. |
482 | // instead we emit it only once at the end instead of |
483 | // at the end of the document after loading and when |
484 | // positioning the cursor again to the start of the |
485 | // document. |
486 | cursor = QTextCursor(); |
487 | if (format == Qt::PlainText) { |
488 | QTextCursor formatCursor(doc); |
489 | // put the setPlainText and the setCharFormat into one edit block, |
490 | // so that the syntax highlight triggers only /once/ for the entire |
491 | // document, not twice. |
492 | formatCursor.beginEditBlock(); |
493 | doc->setPlainText(text); |
494 | doc->setUndoRedoEnabled(false); |
495 | formatCursor.select(selection: QTextCursor::Document); |
496 | formatCursor.setCharFormat(charFormatForInsertion); |
497 | formatCursor.endEditBlock(); |
498 | #if QT_CONFIG(textmarkdownreader) |
499 | } else if (format == Qt::MarkdownText) { |
500 | doc->setMarkdown(markdown: text); |
501 | doc->setUndoRedoEnabled(false); |
502 | #endif |
503 | } else { |
504 | #ifndef QT_NO_TEXTHTMLPARSER |
505 | doc->setHtml(text); |
506 | #else |
507 | doc->setPlainText(text); |
508 | #endif |
509 | doc->setUndoRedoEnabled(false); |
510 | } |
511 | cursor = QTextCursor(doc); |
512 | } else if (clearDocument) { |
513 | doc->clear(); |
514 | } |
515 | cursor.setCharFormat(charFormatForInsertion); |
516 | |
517 | QMetaObject::connect(sender: doc, signal_index: contentsChangedIndex, receiver: q, method_index: textChangedIndex); |
518 | emit q->textChanged(); |
519 | if (!document) |
520 | doc->setUndoRedoEnabled(previousUndoRedoState); |
521 | _q_updateCurrentCharFormatAndSelection(); |
522 | if (!document) |
523 | doc->setModified(false); |
524 | |
525 | q->ensureCursorVisible(); |
526 | emit q->cursorPositionChanged(); |
527 | |
528 | QObject::connect(sender: doc, SIGNAL(contentsChange(int,int,int)), receiver: q, SLOT(_q_contentsChanged(int,int,int)), Qt::UniqueConnection); |
529 | } |
530 | |
531 | void QWidgetTextControlPrivate::startDrag() |
532 | { |
533 | #if QT_CONFIG(draganddrop) |
534 | Q_Q(QWidgetTextControl); |
535 | mousePressed = false; |
536 | if (!contextWidget) |
537 | return; |
538 | QMimeData *data = q->createMimeDataFromSelection(); |
539 | |
540 | QDrag *drag = new QDrag(contextWidget); |
541 | drag->setMimeData(data); |
542 | |
543 | Qt::DropActions actions = Qt::CopyAction; |
544 | Qt::DropAction action; |
545 | if (interactionFlags & Qt::TextEditable) { |
546 | actions |= Qt::MoveAction; |
547 | action = drag->exec(supportedActions: actions, defaultAction: Qt::MoveAction); |
548 | } else { |
549 | action = drag->exec(supportedActions: actions, defaultAction: Qt::CopyAction); |
550 | } |
551 | |
552 | if (action == Qt::MoveAction && drag->target() != contextWidget) |
553 | cursor.removeSelectedText(); |
554 | #endif |
555 | } |
556 | |
557 | void QWidgetTextControlPrivate::setCursorPosition(const QPointF &pos) |
558 | { |
559 | Q_Q(QWidgetTextControl); |
560 | const int cursorPos = q->hitTest(point: pos, accuracy: Qt::FuzzyHit); |
561 | if (cursorPos == -1) |
562 | return; |
563 | cursor.setPosition(pos: cursorPos); |
564 | } |
565 | |
566 | void QWidgetTextControlPrivate::setCursorPosition(int pos, QTextCursor::MoveMode mode) |
567 | { |
568 | cursor.setPosition(pos, mode); |
569 | |
570 | if (mode != QTextCursor::KeepAnchor) { |
571 | selectedWordOnDoubleClick = QTextCursor(); |
572 | selectedBlockOnTrippleClick = QTextCursor(); |
573 | } |
574 | } |
575 | |
576 | void QWidgetTextControlPrivate::repaintCursor() |
577 | { |
578 | Q_Q(QWidgetTextControl); |
579 | emit q->updateRequest(rect: cursorRectPlusUnicodeDirectionMarkers(cursor)); |
580 | } |
581 | |
582 | void QWidgetTextControlPrivate::repaintOldAndNewSelection(const QTextCursor &oldSelection) |
583 | { |
584 | Q_Q(QWidgetTextControl); |
585 | if (cursor.hasSelection() |
586 | && oldSelection.hasSelection() |
587 | && cursor.currentFrame() == oldSelection.currentFrame() |
588 | && !cursor.hasComplexSelection() |
589 | && !oldSelection.hasComplexSelection() |
590 | && cursor.anchor() == oldSelection.anchor() |
591 | ) { |
592 | QTextCursor differenceSelection(doc); |
593 | differenceSelection.setPosition(pos: oldSelection.position()); |
594 | differenceSelection.setPosition(pos: cursor.position(), mode: QTextCursor::KeepAnchor); |
595 | emit q->updateRequest(rect: q->selectionRect(cursor: differenceSelection)); |
596 | } else { |
597 | if (!oldSelection.isNull()) |
598 | emit q->updateRequest(rect: q->selectionRect(cursor: oldSelection) | cursorRectPlusUnicodeDirectionMarkers(cursor: oldSelection)); |
599 | emit q->updateRequest(rect: q->selectionRect() | cursorRectPlusUnicodeDirectionMarkers(cursor)); |
600 | } |
601 | } |
602 | |
603 | void QWidgetTextControlPrivate::selectionChanged(bool forceEmitSelectionChanged /*=false*/) |
604 | { |
605 | Q_Q(QWidgetTextControl); |
606 | if (forceEmitSelectionChanged) { |
607 | emit q->selectionChanged(); |
608 | #ifndef QT_NO_ACCESSIBILITY |
609 | if (q->parent() && q->parent()->isWidgetType()) { |
610 | QAccessibleTextSelectionEvent ev(q->parent(), cursor.anchor(), cursor.position()); |
611 | QAccessible::updateAccessibility(event: &ev); |
612 | } |
613 | #endif |
614 | } |
615 | |
616 | if (cursor.position() == lastSelectionPosition |
617 | && cursor.anchor() == lastSelectionAnchor) |
618 | return; |
619 | |
620 | bool selectionStateChange = (cursor.hasSelection() |
621 | != (lastSelectionPosition != lastSelectionAnchor)); |
622 | if (selectionStateChange) |
623 | emit q->copyAvailable(b: cursor.hasSelection()); |
624 | |
625 | if (!forceEmitSelectionChanged |
626 | && (selectionStateChange |
627 | || (cursor.hasSelection() |
628 | && (cursor.position() != lastSelectionPosition |
629 | || cursor.anchor() != lastSelectionAnchor)))) { |
630 | emit q->selectionChanged(); |
631 | #ifndef QT_NO_ACCESSIBILITY |
632 | if (q->parent() && q->parent()->isWidgetType()) { |
633 | QAccessibleTextSelectionEvent ev(q->parent(), cursor.anchor(), cursor.position()); |
634 | QAccessible::updateAccessibility(event: &ev); |
635 | } |
636 | #endif |
637 | } |
638 | emit q->microFocusChanged(); |
639 | lastSelectionPosition = cursor.position(); |
640 | lastSelectionAnchor = cursor.anchor(); |
641 | } |
642 | |
643 | void QWidgetTextControlPrivate::_q_updateCurrentCharFormatAndSelection() |
644 | { |
645 | updateCurrentCharFormat(); |
646 | selectionChanged(); |
647 | } |
648 | |
649 | #ifndef QT_NO_CLIPBOARD |
650 | void QWidgetTextControlPrivate::setClipboardSelection() |
651 | { |
652 | QClipboard *clipboard = QGuiApplication::clipboard(); |
653 | if (!cursor.hasSelection() || !clipboard->supportsSelection()) |
654 | return; |
655 | Q_Q(QWidgetTextControl); |
656 | QMimeData *data = q->createMimeDataFromSelection(); |
657 | clipboard->setMimeData(data, mode: QClipboard::Selection); |
658 | } |
659 | #endif |
660 | |
661 | void QWidgetTextControlPrivate::_q_emitCursorPosChanged(const QTextCursor &someCursor) |
662 | { |
663 | Q_Q(QWidgetTextControl); |
664 | if (someCursor.isCopyOf(other: cursor)) { |
665 | emit q->cursorPositionChanged(); |
666 | emit q->microFocusChanged(); |
667 | } |
668 | } |
669 | |
670 | void QWidgetTextControlPrivate::_q_contentsChanged(int from, int charsRemoved, int charsAdded) |
671 | { |
672 | #ifndef QT_NO_ACCESSIBILITY |
673 | Q_Q(QWidgetTextControl); |
674 | |
675 | if (QAccessible::isActive() && q->parent() && q->parent()->isWidgetType()) { |
676 | QTextCursor tmp(doc); |
677 | tmp.setPosition(pos: from); |
678 | // when setting a new text document the length is off |
679 | // QTBUG-32583 - characterCount is off by 1 requires the -1 |
680 | tmp.setPosition(pos: qMin(a: doc->characterCount() - 1, b: from + charsAdded), mode: QTextCursor::KeepAnchor); |
681 | QString newText = tmp.selectedText(); |
682 | |
683 | // always report the right number of removed chars, but in lack of the real string use spaces |
684 | QString oldText = QString(charsRemoved, QLatin1Char(' ')); |
685 | |
686 | QAccessibleEvent *ev = nullptr; |
687 | if (charsRemoved == 0) { |
688 | ev = new QAccessibleTextInsertEvent(q->parent(), from, newText); |
689 | } else if (charsAdded == 0) { |
690 | ev = new QAccessibleTextRemoveEvent(q->parent(), from, oldText); |
691 | } else { |
692 | ev = new QAccessibleTextUpdateEvent(q->parent(), from, oldText, newText); |
693 | } |
694 | QAccessible::updateAccessibility(event: ev); |
695 | delete ev; |
696 | } |
697 | #else |
698 | Q_UNUSED(from) |
699 | Q_UNUSED(charsRemoved) |
700 | Q_UNUSED(charsAdded) |
701 | #endif |
702 | } |
703 | |
704 | void QWidgetTextControlPrivate::_q_documentLayoutChanged() |
705 | { |
706 | Q_Q(QWidgetTextControl); |
707 | QAbstractTextDocumentLayout *layout = doc->documentLayout(); |
708 | QObject::connect(sender: layout, SIGNAL(update(QRectF)), receiver: q, SIGNAL(updateRequest(QRectF))); |
709 | QObject::connect(sender: layout, SIGNAL(updateBlock(QTextBlock)), receiver: q, SLOT(_q_updateBlock(QTextBlock))); |
710 | QObject::connect(sender: layout, SIGNAL(documentSizeChanged(QSizeF)), receiver: q, SIGNAL(documentSizeChanged(QSizeF))); |
711 | |
712 | } |
713 | |
714 | void QWidgetTextControlPrivate::setCursorVisible(bool visible) |
715 | { |
716 | if (cursorVisible == visible) |
717 | return; |
718 | |
719 | cursorVisible = visible; |
720 | updateCursorBlinking(); |
721 | |
722 | if (cursorVisible) |
723 | connect(sender: QGuiApplication::styleHints(), signal: &QStyleHints::cursorFlashTimeChanged, receiverPrivate: this, slot: &QWidgetTextControlPrivate::updateCursorBlinking); |
724 | else |
725 | disconnect(sender: QGuiApplication::styleHints(), signal: &QStyleHints::cursorFlashTimeChanged, receiverPrivate: this, slot: &QWidgetTextControlPrivate::updateCursorBlinking); |
726 | } |
727 | |
728 | void QWidgetTextControlPrivate::updateCursorBlinking() |
729 | { |
730 | cursorBlinkTimer.stop(); |
731 | if (cursorVisible) { |
732 | int flashTime = QGuiApplication::styleHints()->cursorFlashTime(); |
733 | if (flashTime >= 2) |
734 | cursorBlinkTimer.start(msec: flashTime / 2, obj: q_func()); |
735 | } |
736 | |
737 | cursorOn = cursorVisible; |
738 | repaintCursor(); |
739 | } |
740 | |
741 | void QWidgetTextControlPrivate::extendWordwiseSelection(int suggestedNewPosition, qreal mouseXPosition) |
742 | { |
743 | Q_Q(QWidgetTextControl); |
744 | |
745 | // if inside the initial selected word keep that |
746 | if (suggestedNewPosition >= selectedWordOnDoubleClick.selectionStart() |
747 | && suggestedNewPosition <= selectedWordOnDoubleClick.selectionEnd()) { |
748 | q->setTextCursor(cursor: selectedWordOnDoubleClick); |
749 | return; |
750 | } |
751 | |
752 | QTextCursor curs = selectedWordOnDoubleClick; |
753 | curs.setPosition(pos: suggestedNewPosition, mode: QTextCursor::KeepAnchor); |
754 | |
755 | if (!curs.movePosition(op: QTextCursor::StartOfWord)) |
756 | return; |
757 | const int wordStartPos = curs.position(); |
758 | |
759 | const int blockPos = curs.block().position(); |
760 | const QPointF blockCoordinates = q->blockBoundingRect(block: curs.block()).topLeft(); |
761 | |
762 | QTextLine line = currentTextLine(cursor: curs); |
763 | if (!line.isValid()) |
764 | return; |
765 | |
766 | const qreal wordStartX = line.cursorToX(cursorPos: curs.position() - blockPos) + blockCoordinates.x(); |
767 | |
768 | if (!curs.movePosition(op: QTextCursor::EndOfWord)) |
769 | return; |
770 | const int wordEndPos = curs.position(); |
771 | |
772 | const QTextLine otherLine = currentTextLine(cursor: curs); |
773 | if (otherLine.textStart() != line.textStart() |
774 | || wordEndPos == wordStartPos) |
775 | return; |
776 | |
777 | const qreal wordEndX = line.cursorToX(cursorPos: curs.position() - blockPos) + blockCoordinates.x(); |
778 | |
779 | if (!wordSelectionEnabled && (mouseXPosition < wordStartX || mouseXPosition > wordEndX)) |
780 | return; |
781 | |
782 | if (wordSelectionEnabled) { |
783 | if (suggestedNewPosition < selectedWordOnDoubleClick.position()) { |
784 | cursor.setPosition(pos: selectedWordOnDoubleClick.selectionEnd()); |
785 | setCursorPosition(pos: wordStartPos, mode: QTextCursor::KeepAnchor); |
786 | } else { |
787 | cursor.setPosition(pos: selectedWordOnDoubleClick.selectionStart()); |
788 | setCursorPosition(pos: wordEndPos, mode: QTextCursor::KeepAnchor); |
789 | } |
790 | } else { |
791 | // keep the already selected word even when moving to the left |
792 | // (#39164) |
793 | if (suggestedNewPosition < selectedWordOnDoubleClick.position()) |
794 | cursor.setPosition(pos: selectedWordOnDoubleClick.selectionEnd()); |
795 | else |
796 | cursor.setPosition(pos: selectedWordOnDoubleClick.selectionStart()); |
797 | |
798 | const qreal differenceToStart = mouseXPosition - wordStartX; |
799 | const qreal differenceToEnd = wordEndX - mouseXPosition; |
800 | |
801 | if (differenceToStart < differenceToEnd) |
802 | setCursorPosition(pos: wordStartPos, mode: QTextCursor::KeepAnchor); |
803 | else |
804 | setCursorPosition(pos: wordEndPos, mode: QTextCursor::KeepAnchor); |
805 | } |
806 | |
807 | if (interactionFlags & Qt::TextSelectableByMouse) { |
808 | #ifndef QT_NO_CLIPBOARD |
809 | setClipboardSelection(); |
810 | #endif |
811 | selectionChanged(forceEmitSelectionChanged: true); |
812 | } |
813 | } |
814 | |
815 | void QWidgetTextControlPrivate::extendBlockwiseSelection(int suggestedNewPosition) |
816 | { |
817 | Q_Q(QWidgetTextControl); |
818 | |
819 | // if inside the initial selected line keep that |
820 | if (suggestedNewPosition >= selectedBlockOnTrippleClick.selectionStart() |
821 | && suggestedNewPosition <= selectedBlockOnTrippleClick.selectionEnd()) { |
822 | q->setTextCursor(cursor: selectedBlockOnTrippleClick); |
823 | return; |
824 | } |
825 | |
826 | if (suggestedNewPosition < selectedBlockOnTrippleClick.position()) { |
827 | cursor.setPosition(pos: selectedBlockOnTrippleClick.selectionEnd()); |
828 | cursor.setPosition(pos: suggestedNewPosition, mode: QTextCursor::KeepAnchor); |
829 | cursor.movePosition(op: QTextCursor::StartOfBlock, QTextCursor::KeepAnchor); |
830 | } else { |
831 | cursor.setPosition(pos: selectedBlockOnTrippleClick.selectionStart()); |
832 | cursor.setPosition(pos: suggestedNewPosition, mode: QTextCursor::KeepAnchor); |
833 | cursor.movePosition(op: QTextCursor::EndOfBlock, QTextCursor::KeepAnchor); |
834 | cursor.movePosition(op: QTextCursor::NextCharacter, QTextCursor::KeepAnchor); |
835 | } |
836 | |
837 | if (interactionFlags & Qt::TextSelectableByMouse) { |
838 | #ifndef QT_NO_CLIPBOARD |
839 | setClipboardSelection(); |
840 | #endif |
841 | selectionChanged(forceEmitSelectionChanged: true); |
842 | } |
843 | } |
844 | |
845 | void QWidgetTextControlPrivate::_q_deleteSelected() |
846 | { |
847 | if (!(interactionFlags & Qt::TextEditable) || !cursor.hasSelection()) |
848 | return; |
849 | cursor.removeSelectedText(); |
850 | } |
851 | |
852 | void QWidgetTextControl::undo() |
853 | { |
854 | Q_D(QWidgetTextControl); |
855 | d->repaintSelection(); |
856 | const int oldCursorPos = d->cursor.position(); |
857 | d->doc->undo(cursor: &d->cursor); |
858 | if (d->cursor.position() != oldCursorPos) |
859 | emit cursorPositionChanged(); |
860 | emit microFocusChanged(); |
861 | ensureCursorVisible(); |
862 | } |
863 | |
864 | void QWidgetTextControl::redo() |
865 | { |
866 | Q_D(QWidgetTextControl); |
867 | d->repaintSelection(); |
868 | const int oldCursorPos = d->cursor.position(); |
869 | d->doc->redo(cursor: &d->cursor); |
870 | if (d->cursor.position() != oldCursorPos) |
871 | emit cursorPositionChanged(); |
872 | emit microFocusChanged(); |
873 | ensureCursorVisible(); |
874 | } |
875 | |
876 | QWidgetTextControl::QWidgetTextControl(QObject *parent) |
877 | : QInputControl(QInputControl::TextEdit, *new QWidgetTextControlPrivate, parent) |
878 | { |
879 | Q_D(QWidgetTextControl); |
880 | d->init(); |
881 | } |
882 | |
883 | QWidgetTextControl::QWidgetTextControl(const QString &text, QObject *parent) |
884 | : QInputControl(QInputControl::TextEdit, *new QWidgetTextControlPrivate, parent) |
885 | { |
886 | Q_D(QWidgetTextControl); |
887 | d->init(format: Qt::RichText, text); |
888 | } |
889 | |
890 | QWidgetTextControl::QWidgetTextControl(QTextDocument *doc, QObject *parent) |
891 | : QInputControl(QInputControl::TextEdit, *new QWidgetTextControlPrivate, parent) |
892 | { |
893 | Q_D(QWidgetTextControl); |
894 | d->init(format: Qt::RichText, text: QString(), document: doc); |
895 | } |
896 | |
897 | QWidgetTextControl::~QWidgetTextControl() |
898 | { |
899 | } |
900 | |
901 | void QWidgetTextControl::setDocument(QTextDocument *document) |
902 | { |
903 | Q_D(QWidgetTextControl); |
904 | if (d->doc == document) |
905 | return; |
906 | |
907 | d->doc->disconnect(receiver: this); |
908 | d->doc->documentLayout()->disconnect(receiver: this); |
909 | d->doc->documentLayout()->setPaintDevice(nullptr); |
910 | |
911 | if (d->doc->parent() == this) |
912 | delete d->doc; |
913 | |
914 | d->doc = nullptr; |
915 | d->setContent(format: Qt::RichText, text: QString(), document); |
916 | } |
917 | |
918 | QTextDocument *QWidgetTextControl::document() const |
919 | { |
920 | Q_D(const QWidgetTextControl); |
921 | return d->doc; |
922 | } |
923 | |
924 | void QWidgetTextControl::setTextCursor(const QTextCursor &cursor, bool selectionClipboard) |
925 | { |
926 | Q_D(QWidgetTextControl); |
927 | d->cursorIsFocusIndicator = false; |
928 | const bool posChanged = cursor.position() != d->cursor.position(); |
929 | const QTextCursor oldSelection = d->cursor; |
930 | d->cursor = cursor; |
931 | d->cursorOn = d->hasFocus |
932 | && (d->interactionFlags & (Qt::TextSelectableByKeyboard | Qt::TextEditable)); |
933 | d->_q_updateCurrentCharFormatAndSelection(); |
934 | ensureCursorVisible(); |
935 | d->repaintOldAndNewSelection(oldSelection); |
936 | if (posChanged) |
937 | emit cursorPositionChanged(); |
938 | |
939 | #ifndef QT_NO_CLIPBOARD |
940 | if (selectionClipboard) |
941 | d->setClipboardSelection(); |
942 | #endif |
943 | } |
944 | |
945 | QTextCursor QWidgetTextControl::textCursor() const |
946 | { |
947 | Q_D(const QWidgetTextControl); |
948 | return d->cursor; |
949 | } |
950 | |
951 | #ifndef QT_NO_CLIPBOARD |
952 | |
953 | void QWidgetTextControl::cut() |
954 | { |
955 | Q_D(QWidgetTextControl); |
956 | if (!(d->interactionFlags & Qt::TextEditable) || !d->cursor.hasSelection()) |
957 | return; |
958 | copy(); |
959 | d->cursor.removeSelectedText(); |
960 | } |
961 | |
962 | void QWidgetTextControl::copy() |
963 | { |
964 | Q_D(QWidgetTextControl); |
965 | if (!d->cursor.hasSelection()) |
966 | return; |
967 | QMimeData *data = createMimeDataFromSelection(); |
968 | QGuiApplication::clipboard()->setMimeData(data); |
969 | } |
970 | |
971 | void QWidgetTextControl::paste(QClipboard::Mode mode) |
972 | { |
973 | const QMimeData *md = QGuiApplication::clipboard()->mimeData(mode); |
974 | if (md) |
975 | insertFromMimeData(source: md); |
976 | } |
977 | #endif |
978 | |
979 | void QWidgetTextControl::clear() |
980 | { |
981 | Q_D(QWidgetTextControl); |
982 | // clears and sets empty content |
983 | d->extraSelections.clear(); |
984 | d->setContent(); |
985 | } |
986 | |
987 | |
988 | void QWidgetTextControl::selectAll() |
989 | { |
990 | Q_D(QWidgetTextControl); |
991 | const int selectionLength = qAbs(t: d->cursor.position() - d->cursor.anchor()); |
992 | d->cursor.select(selection: QTextCursor::Document); |
993 | d->selectionChanged(forceEmitSelectionChanged: selectionLength != qAbs(t: d->cursor.position() - d->cursor.anchor())); |
994 | d->cursorIsFocusIndicator = false; |
995 | emit updateRequest(); |
996 | } |
997 | |
998 | void QWidgetTextControl::processEvent(QEvent *e, const QPointF &coordinateOffset, QWidget *contextWidget) |
999 | { |
1000 | QTransform t; |
1001 | t.translate(dx: coordinateOffset.x(), dy: coordinateOffset.y()); |
1002 | processEvent(e, transform: t, contextWidget); |
1003 | } |
1004 | |
1005 | void QWidgetTextControl::processEvent(QEvent *e, const QTransform &transform, QWidget *contextWidget) |
1006 | { |
1007 | Q_D(QWidgetTextControl); |
1008 | if (d->interactionFlags == Qt::NoTextInteraction) { |
1009 | e->ignore(); |
1010 | return; |
1011 | } |
1012 | |
1013 | d->contextWidget = contextWidget; |
1014 | |
1015 | if (!d->contextWidget) { |
1016 | switch (e->type()) { |
1017 | #if QT_CONFIG(graphicsview) |
1018 | case QEvent::GraphicsSceneMouseMove: |
1019 | case QEvent::GraphicsSceneMousePress: |
1020 | case QEvent::GraphicsSceneMouseRelease: |
1021 | case QEvent::GraphicsSceneMouseDoubleClick: |
1022 | case QEvent::GraphicsSceneContextMenu: |
1023 | case QEvent::GraphicsSceneHoverEnter: |
1024 | case QEvent::GraphicsSceneHoverMove: |
1025 | case QEvent::GraphicsSceneHoverLeave: |
1026 | case QEvent::GraphicsSceneHelp: |
1027 | case QEvent::GraphicsSceneDragEnter: |
1028 | case QEvent::GraphicsSceneDragMove: |
1029 | case QEvent::GraphicsSceneDragLeave: |
1030 | case QEvent::GraphicsSceneDrop: { |
1031 | QGraphicsSceneEvent *ev = static_cast<QGraphicsSceneEvent *>(e); |
1032 | d->contextWidget = ev->widget(); |
1033 | break; |
1034 | } |
1035 | #endif // QT_CONFIG(graphicsview) |
1036 | default: break; |
1037 | }; |
1038 | } |
1039 | |
1040 | switch (e->type()) { |
1041 | case QEvent::KeyPress: |
1042 | d->keyPressEvent(e: static_cast<QKeyEvent *>(e)); |
1043 | break; |
1044 | case QEvent::MouseButtonPress: { |
1045 | QMouseEvent *ev = static_cast<QMouseEvent *>(e); |
1046 | d->mousePressEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->pos()), modifiers: ev->modifiers(), |
1047 | buttons: ev->buttons(), globalPos: ev->globalPos()); |
1048 | break; } |
1049 | case QEvent::MouseMove: { |
1050 | QMouseEvent *ev = static_cast<QMouseEvent *>(e); |
1051 | d->mouseMoveEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->pos()), modifiers: ev->modifiers(), |
1052 | buttons: ev->buttons(), globalPos: ev->globalPos()); |
1053 | break; } |
1054 | case QEvent::MouseButtonRelease: { |
1055 | QMouseEvent *ev = static_cast<QMouseEvent *>(e); |
1056 | d->mouseReleaseEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->pos()), modifiers: ev->modifiers(), |
1057 | buttons: ev->buttons(), globalPos: ev->globalPos()); |
1058 | break; } |
1059 | case QEvent::MouseButtonDblClick: { |
1060 | QMouseEvent *ev = static_cast<QMouseEvent *>(e); |
1061 | d->mouseDoubleClickEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->pos()), modifiers: ev->modifiers(), |
1062 | buttons: ev->buttons(), globalPos: ev->globalPos()); |
1063 | break; } |
1064 | case QEvent::InputMethod: |
1065 | d->inputMethodEvent(static_cast<QInputMethodEvent *>(e)); |
1066 | break; |
1067 | #ifndef QT_NO_CONTEXTMENU |
1068 | case QEvent::ContextMenu: { |
1069 | QContextMenuEvent *ev = static_cast<QContextMenuEvent *>(e); |
1070 | d->contextMenuEvent(screenPos: ev->globalPos(), docPos: transform.map(p: ev->pos()), contextWidget); |
1071 | break; } |
1072 | #endif // QT_NO_CONTEXTMENU |
1073 | case QEvent::FocusIn: |
1074 | case QEvent::FocusOut: |
1075 | d->focusEvent(e: static_cast<QFocusEvent *>(e)); |
1076 | break; |
1077 | |
1078 | case QEvent::EnabledChange: |
1079 | d->isEnabled = e->isAccepted(); |
1080 | break; |
1081 | |
1082 | #ifndef QT_NO_TOOLTIP |
1083 | case QEvent::ToolTip: { |
1084 | QHelpEvent *ev = static_cast<QHelpEvent *>(e); |
1085 | d->showToolTip(globalPos: ev->globalPos(), pos: transform.map(p: ev->pos()), contextWidget); |
1086 | break; |
1087 | } |
1088 | #endif // QT_NO_TOOLTIP |
1089 | |
1090 | #if QT_CONFIG(draganddrop) |
1091 | case QEvent::DragEnter: { |
1092 | QDragEnterEvent *ev = static_cast<QDragEnterEvent *>(e); |
1093 | if (d->dragEnterEvent(e, mimeData: ev->mimeData())) |
1094 | ev->acceptProposedAction(); |
1095 | break; |
1096 | } |
1097 | case QEvent::DragLeave: |
1098 | d->dragLeaveEvent(); |
1099 | break; |
1100 | case QEvent::DragMove: { |
1101 | QDragMoveEvent *ev = static_cast<QDragMoveEvent *>(e); |
1102 | if (d->dragMoveEvent(e, mimeData: ev->mimeData(), pos: transform.map(p: ev->pos()))) |
1103 | ev->acceptProposedAction(); |
1104 | break; |
1105 | } |
1106 | case QEvent::Drop: { |
1107 | QDropEvent *ev = static_cast<QDropEvent *>(e); |
1108 | if (d->dropEvent(mimeData: ev->mimeData(), pos: transform.map(p: ev->pos()), dropAction: ev->dropAction(), source: ev->source())) |
1109 | ev->acceptProposedAction(); |
1110 | break; |
1111 | } |
1112 | #endif |
1113 | |
1114 | #if QT_CONFIG(graphicsview) |
1115 | case QEvent::GraphicsSceneMousePress: { |
1116 | QGraphicsSceneMouseEvent *ev = static_cast<QGraphicsSceneMouseEvent *>(e); |
1117 | d->mousePressEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->pos()), modifiers: ev->modifiers(), buttons: ev->buttons(), |
1118 | globalPos: ev->screenPos()); |
1119 | break; } |
1120 | case QEvent::GraphicsSceneMouseMove: { |
1121 | QGraphicsSceneMouseEvent *ev = static_cast<QGraphicsSceneMouseEvent *>(e); |
1122 | d->mouseMoveEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->pos()), modifiers: ev->modifiers(), buttons: ev->buttons(), |
1123 | globalPos: ev->screenPos()); |
1124 | break; } |
1125 | case QEvent::GraphicsSceneMouseRelease: { |
1126 | QGraphicsSceneMouseEvent *ev = static_cast<QGraphicsSceneMouseEvent *>(e); |
1127 | d->mouseReleaseEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->pos()), modifiers: ev->modifiers(), buttons: ev->buttons(), |
1128 | globalPos: ev->screenPos()); |
1129 | break; } |
1130 | case QEvent::GraphicsSceneMouseDoubleClick: { |
1131 | QGraphicsSceneMouseEvent *ev = static_cast<QGraphicsSceneMouseEvent *>(e); |
1132 | d->mouseDoubleClickEvent(e: ev, button: ev->button(), pos: transform.map(p: ev->pos()), modifiers: ev->modifiers(), buttons: ev->buttons(), |
1133 | globalPos: ev->screenPos()); |
1134 | break; } |
1135 | case QEvent::GraphicsSceneContextMenu: { |
1136 | QGraphicsSceneContextMenuEvent *ev = static_cast<QGraphicsSceneContextMenuEvent *>(e); |
1137 | d->contextMenuEvent(screenPos: ev->screenPos(), docPos: transform.map(p: ev->pos()), contextWidget); |
1138 | break; } |
1139 | |
1140 | case QEvent::GraphicsSceneHoverMove: { |
1141 | QGraphicsSceneHoverEvent *ev = static_cast<QGraphicsSceneHoverEvent *>(e); |
1142 | d->mouseMoveEvent(e: ev, button: Qt::NoButton, pos: transform.map(p: ev->pos()), modifiers: ev->modifiers(),buttons: Qt::NoButton, |
1143 | globalPos: ev->screenPos()); |
1144 | break; } |
1145 | |
1146 | case QEvent::GraphicsSceneDragEnter: { |
1147 | QGraphicsSceneDragDropEvent *ev = static_cast<QGraphicsSceneDragDropEvent *>(e); |
1148 | if (d->dragEnterEvent(e, mimeData: ev->mimeData())) |
1149 | ev->acceptProposedAction(); |
1150 | break; } |
1151 | case QEvent::GraphicsSceneDragLeave: |
1152 | d->dragLeaveEvent(); |
1153 | break; |
1154 | case QEvent::GraphicsSceneDragMove: { |
1155 | QGraphicsSceneDragDropEvent *ev = static_cast<QGraphicsSceneDragDropEvent *>(e); |
1156 | if (d->dragMoveEvent(e, mimeData: ev->mimeData(), pos: transform.map(p: ev->pos()))) |
1157 | ev->acceptProposedAction(); |
1158 | break; } |
1159 | case QEvent::GraphicsSceneDrop: { |
1160 | QGraphicsSceneDragDropEvent *ev = static_cast<QGraphicsSceneDragDropEvent *>(e); |
1161 | if (d->dropEvent(mimeData: ev->mimeData(), pos: transform.map(p: ev->pos()), dropAction: ev->dropAction(), source: ev->source())) |
1162 | ev->accept(); |
1163 | break; } |
1164 | #endif // QT_CONFIG(graphicsview) |
1165 | #ifdef QT_KEYPAD_NAVIGATION |
1166 | case QEvent::EnterEditFocus: |
1167 | case QEvent::LeaveEditFocus: |
1168 | if (QApplicationPrivate::keypadNavigationEnabled()) |
1169 | d->editFocusEvent(e); |
1170 | break; |
1171 | #endif |
1172 | case QEvent::ShortcutOverride: |
1173 | if (d->interactionFlags & Qt::TextEditable) { |
1174 | QKeyEvent* ke = static_cast<QKeyEvent *>(e); |
1175 | if (isCommonTextEditShortcut(ke)) |
1176 | ke->accept(); |
1177 | } |
1178 | break; |
1179 | default: |
1180 | break; |
1181 | } |
1182 | } |
1183 | |
1184 | bool QWidgetTextControl::event(QEvent *e) |
1185 | { |
1186 | return QObject::event(event: e); |
1187 | } |
1188 | |
1189 | void QWidgetTextControl::timerEvent(QTimerEvent *e) |
1190 | { |
1191 | Q_D(QWidgetTextControl); |
1192 | if (e->timerId() == d->cursorBlinkTimer.timerId()) { |
1193 | d->cursorOn = !d->cursorOn; |
1194 | |
1195 | if (d->cursor.hasSelection()) |
1196 | d->cursorOn &= (QApplication::style()->styleHint(stylehint: QStyle::SH_BlinkCursorWhenTextSelected) |
1197 | != 0); |
1198 | |
1199 | d->repaintCursor(); |
1200 | } else if (e->timerId() == d->trippleClickTimer.timerId()) { |
1201 | d->trippleClickTimer.stop(); |
1202 | } |
1203 | } |
1204 | |
1205 | void QWidgetTextControl::setPlainText(const QString &text) |
1206 | { |
1207 | Q_D(QWidgetTextControl); |
1208 | d->setContent(format: Qt::PlainText, text); |
1209 | } |
1210 | |
1211 | #if QT_CONFIG(textmarkdownreader) |
1212 | void QWidgetTextControl::setMarkdown(const QString &text) |
1213 | { |
1214 | Q_D(QWidgetTextControl); |
1215 | d->setContent(format: Qt::MarkdownText, text); |
1216 | } |
1217 | #endif |
1218 | |
1219 | void QWidgetTextControl::setHtml(const QString &text) |
1220 | { |
1221 | Q_D(QWidgetTextControl); |
1222 | d->setContent(format: Qt::RichText, text); |
1223 | } |
1224 | |
1225 | void QWidgetTextControlPrivate::keyPressEvent(QKeyEvent *e) |
1226 | { |
1227 | Q_Q(QWidgetTextControl); |
1228 | #ifndef QT_NO_SHORTCUT |
1229 | if (e == QKeySequence::SelectAll) { |
1230 | e->accept(); |
1231 | q->selectAll(); |
1232 | #ifndef QT_NO_CLIPBOARD |
1233 | setClipboardSelection(); |
1234 | #endif |
1235 | return; |
1236 | } |
1237 | #ifndef QT_NO_CLIPBOARD |
1238 | else if (e == QKeySequence::Copy) { |
1239 | e->accept(); |
1240 | q->copy(); |
1241 | return; |
1242 | } |
1243 | #endif |
1244 | #endif // QT_NO_SHORTCUT |
1245 | |
1246 | if (interactionFlags & Qt::TextSelectableByKeyboard |
1247 | && cursorMoveKeyEvent(e)) |
1248 | goto accept; |
1249 | |
1250 | if (interactionFlags & Qt::LinksAccessibleByKeyboard) { |
1251 | if ((e->key() == Qt::Key_Return |
1252 | || e->key() == Qt::Key_Enter |
1253 | #ifdef QT_KEYPAD_NAVIGATION |
1254 | || e->key() == Qt::Key_Select |
1255 | #endif |
1256 | ) |
1257 | && cursor.hasSelection()) { |
1258 | |
1259 | e->accept(); |
1260 | activateLinkUnderCursor(); |
1261 | return; |
1262 | } |
1263 | } |
1264 | |
1265 | if (!(interactionFlags & Qt::TextEditable)) { |
1266 | e->ignore(); |
1267 | return; |
1268 | } |
1269 | |
1270 | if (e->key() == Qt::Key_Direction_L || e->key() == Qt::Key_Direction_R) { |
1271 | QTextBlockFormat fmt; |
1272 | fmt.setLayoutDirection((e->key() == Qt::Key_Direction_L) ? Qt::LeftToRight : Qt::RightToLeft); |
1273 | cursor.mergeBlockFormat(modifier: fmt); |
1274 | goto accept; |
1275 | } |
1276 | |
1277 | // schedule a repaint of the region of the cursor, as when we move it we |
1278 | // want to make sure the old cursor disappears (not noticeable when moving |
1279 | // only a few pixels but noticeable when jumping between cells in tables for |
1280 | // example) |
1281 | repaintSelection(); |
1282 | |
1283 | if (e->key() == Qt::Key_Backspace && !(e->modifiers() & ~(Qt::ShiftModifier | Qt::GroupSwitchModifier))) { |
1284 | QTextBlockFormat blockFmt = cursor.blockFormat(); |
1285 | QTextList *list = cursor.currentList(); |
1286 | if (list && cursor.atBlockStart() && !cursor.hasSelection()) { |
1287 | list->remove(cursor.block()); |
1288 | } else if (cursor.atBlockStart() && blockFmt.indent() > 0) { |
1289 | blockFmt.setIndent(blockFmt.indent() - 1); |
1290 | cursor.setBlockFormat(blockFmt); |
1291 | } else { |
1292 | QTextCursor localCursor = cursor; |
1293 | localCursor.deletePreviousChar(); |
1294 | if (cursor.d) |
1295 | cursor.d->setX(); |
1296 | } |
1297 | goto accept; |
1298 | } |
1299 | #ifndef QT_NO_SHORTCUT |
1300 | else if (e == QKeySequence::InsertParagraphSeparator) { |
1301 | cursor.insertBlock(); |
1302 | e->accept(); |
1303 | goto accept; |
1304 | } else if (e == QKeySequence::InsertLineSeparator) { |
1305 | cursor.insertText(text: QString(QChar::LineSeparator)); |
1306 | e->accept(); |
1307 | goto accept; |
1308 | } |
1309 | #endif |
1310 | if (false) { |
1311 | } |
1312 | #ifndef QT_NO_SHORTCUT |
1313 | else if (e == QKeySequence::Undo) { |
1314 | q->undo(); |
1315 | } |
1316 | else if (e == QKeySequence::Redo) { |
1317 | q->redo(); |
1318 | } |
1319 | #ifndef QT_NO_CLIPBOARD |
1320 | else if (e == QKeySequence::Cut) { |
1321 | q->cut(); |
1322 | } |
1323 | else if (e == QKeySequence::Paste) { |
1324 | QClipboard::Mode mode = QClipboard::Clipboard; |
1325 | if (QGuiApplication::clipboard()->supportsSelection()) { |
1326 | if (e->modifiers() == (Qt::CTRL | Qt::SHIFT) && e->key() == Qt::Key_Insert) |
1327 | mode = QClipboard::Selection; |
1328 | } |
1329 | q->paste(mode); |
1330 | } |
1331 | #endif |
1332 | else if (e == QKeySequence::Delete) { |
1333 | QTextCursor localCursor = cursor; |
1334 | localCursor.deleteChar(); |
1335 | if (cursor.d) |
1336 | cursor.d->setX(); |
1337 | } else if (e == QKeySequence::Backspace) { |
1338 | QTextCursor localCursor = cursor; |
1339 | localCursor.deletePreviousChar(); |
1340 | if (cursor.d) |
1341 | cursor.d->setX(); |
1342 | }else if (e == QKeySequence::DeleteEndOfWord) { |
1343 | if (!cursor.hasSelection()) |
1344 | cursor.movePosition(op: QTextCursor::NextWord, QTextCursor::KeepAnchor); |
1345 | cursor.removeSelectedText(); |
1346 | } |
1347 | else if (e == QKeySequence::DeleteStartOfWord) { |
1348 | if (!cursor.hasSelection()) |
1349 | cursor.movePosition(op: QTextCursor::PreviousWord, QTextCursor::KeepAnchor); |
1350 | cursor.removeSelectedText(); |
1351 | } |
1352 | else if (e == QKeySequence::DeleteEndOfLine) { |
1353 | QTextBlock block = cursor.block(); |
1354 | if (cursor.position() == block.position() + block.length() - 2) |
1355 | cursor.movePosition(op: QTextCursor::Right, QTextCursor::KeepAnchor); |
1356 | else |
1357 | cursor.movePosition(op: QTextCursor::EndOfBlock, QTextCursor::KeepAnchor); |
1358 | cursor.removeSelectedText(); |
1359 | } |
1360 | #endif // QT_NO_SHORTCUT |
1361 | else { |
1362 | goto process; |
1363 | } |
1364 | goto accept; |
1365 | |
1366 | process: |
1367 | { |
1368 | if (q->isAcceptableInput(event: e)) { |
1369 | if (overwriteMode |
1370 | // no need to call deleteChar() if we have a selection, insertText |
1371 | // does it already |
1372 | && !cursor.hasSelection() |
1373 | && !cursor.atBlockEnd()) |
1374 | cursor.deleteChar(); |
1375 | |
1376 | cursor.insertText(text: e->text()); |
1377 | selectionChanged(); |
1378 | } else { |
1379 | e->ignore(); |
1380 | return; |
1381 | } |
1382 | } |
1383 | |
1384 | accept: |
1385 | |
1386 | #ifndef QT_NO_CLIPBOARD |
1387 | setClipboardSelection(); |
1388 | #endif |
1389 | |
1390 | e->accept(); |
1391 | cursorOn = true; |
1392 | |
1393 | q->ensureCursorVisible(); |
1394 | |
1395 | updateCurrentCharFormat(); |
1396 | } |
1397 | |
1398 | QVariant QWidgetTextControl::loadResource(int type, const QUrl &name) |
1399 | { |
1400 | Q_UNUSED(type); |
1401 | Q_UNUSED(name); |
1402 | return QVariant(); |
1403 | } |
1404 | |
1405 | void QWidgetTextControlPrivate::_q_updateBlock(const QTextBlock &block) |
1406 | { |
1407 | Q_Q(QWidgetTextControl); |
1408 | QRectF br = q->blockBoundingRect(block); |
1409 | br.setRight(qreal(INT_MAX)); // the block might have shrunk |
1410 | emit q->updateRequest(rect: br); |
1411 | } |
1412 | |
1413 | QRectF QWidgetTextControlPrivate::rectForPosition(int position) const |
1414 | { |
1415 | Q_Q(const QWidgetTextControl); |
1416 | const QTextBlock block = doc->findBlock(pos: position); |
1417 | if (!block.isValid()) |
1418 | return QRectF(); |
1419 | const QAbstractTextDocumentLayout *docLayout = doc->documentLayout(); |
1420 | const QTextLayout *layout = block.layout(); |
1421 | const QPointF layoutPos = q->blockBoundingRect(block).topLeft(); |
1422 | int relativePos = position - block.position(); |
1423 | if (preeditCursor != 0) { |
1424 | int preeditPos = layout->preeditAreaPosition(); |
1425 | if (relativePos == preeditPos) |
1426 | relativePos += preeditCursor; |
1427 | else if (relativePos > preeditPos) |
1428 | relativePos += layout->preeditAreaText().length(); |
1429 | } |
1430 | QTextLine line = layout->lineForTextPosition(pos: relativePos); |
1431 | |
1432 | int cursorWidth; |
1433 | { |
1434 | bool ok = false; |
1435 | #ifndef QT_NO_PROPERTIES |
1436 | cursorWidth = docLayout->property(name: "cursorWidth" ).toInt(ok: &ok); |
1437 | #endif |
1438 | if (!ok) |
1439 | cursorWidth = 1; |
1440 | } |
1441 | |
1442 | QRectF r; |
1443 | |
1444 | if (line.isValid()) { |
1445 | qreal x = line.cursorToX(cursorPos: relativePos); |
1446 | qreal w = 0; |
1447 | if (overwriteMode) { |
1448 | if (relativePos < line.textLength() - line.textStart()) |
1449 | w = line.cursorToX(cursorPos: relativePos + 1) - x; |
1450 | else |
1451 | w = QFontMetrics(block.layout()->font()).horizontalAdvance(QLatin1Char(' ')); // in sync with QTextLine::draw() |
1452 | } |
1453 | r = QRectF(layoutPos.x() + x, layoutPos.y() + line.y(), |
1454 | cursorWidth + w, line.height()); |
1455 | } else { |
1456 | r = QRectF(layoutPos.x(), layoutPos.y(), cursorWidth, 10); // #### correct height |
1457 | } |
1458 | |
1459 | return r; |
1460 | } |
1461 | |
1462 | namespace { |
1463 | struct QTextFrameComparator { |
1464 | bool operator()(QTextFrame *frame, int position) { return frame->firstPosition() < position; } |
1465 | bool operator()(int position, QTextFrame *frame) { return position < frame->firstPosition(); } |
1466 | }; |
1467 | } |
1468 | |
1469 | static QRectF boundingRectOfFloatsInSelection(const QTextCursor &cursor) |
1470 | { |
1471 | QRectF r; |
1472 | QTextFrame *frame = cursor.currentFrame(); |
1473 | const QList<QTextFrame *> children = frame->childFrames(); |
1474 | |
1475 | const QList<QTextFrame *>::ConstIterator firstFrame = std::lower_bound(first: children.constBegin(), last: children.constEnd(), |
1476 | val: cursor.selectionStart(), comp: QTextFrameComparator()); |
1477 | const QList<QTextFrame *>::ConstIterator lastFrame = std::upper_bound(first: children.constBegin(), last: children.constEnd(), |
1478 | val: cursor.selectionEnd(), comp: QTextFrameComparator()); |
1479 | for (QList<QTextFrame *>::ConstIterator it = firstFrame; it != lastFrame; ++it) { |
1480 | if ((*it)->frameFormat().position() != QTextFrameFormat::InFlow) |
1481 | r |= frame->document()->documentLayout()->frameBoundingRect(frame: *it); |
1482 | } |
1483 | return r; |
1484 | } |
1485 | |
1486 | QRectF QWidgetTextControl::selectionRect(const QTextCursor &cursor) const |
1487 | { |
1488 | Q_D(const QWidgetTextControl); |
1489 | |
1490 | QRectF r = d->rectForPosition(position: cursor.selectionStart()); |
1491 | |
1492 | if (cursor.hasComplexSelection() && cursor.currentTable()) { |
1493 | QTextTable *table = cursor.currentTable(); |
1494 | |
1495 | r = d->doc->documentLayout()->frameBoundingRect(frame: table); |
1496 | /* |
1497 | int firstRow, numRows, firstColumn, numColumns; |
1498 | cursor.selectedTableCells(&firstRow, &numRows, &firstColumn, &numColumns); |
1499 | |
1500 | const QTextTableCell firstCell = table->cellAt(firstRow, firstColumn); |
1501 | const QTextTableCell lastCell = table->cellAt(firstRow + numRows - 1, firstColumn + numColumns - 1); |
1502 | |
1503 | const QAbstractTextDocumentLayout * const layout = doc->documentLayout(); |
1504 | |
1505 | QRectF tableSelRect = layout->blockBoundingRect(firstCell.firstCursorPosition().block()); |
1506 | |
1507 | for (int col = firstColumn; col < firstColumn + numColumns; ++col) { |
1508 | const QTextTableCell cell = table->cellAt(firstRow, col); |
1509 | const qreal y = layout->blockBoundingRect(cell.firstCursorPosition().block()).top(); |
1510 | |
1511 | tableSelRect.setTop(qMin(tableSelRect.top(), y)); |
1512 | } |
1513 | |
1514 | for (int row = firstRow; row < firstRow + numRows; ++row) { |
1515 | const QTextTableCell cell = table->cellAt(row, firstColumn); |
1516 | const qreal x = layout->blockBoundingRect(cell.firstCursorPosition().block()).left(); |
1517 | |
1518 | tableSelRect.setLeft(qMin(tableSelRect.left(), x)); |
1519 | } |
1520 | |
1521 | for (int col = firstColumn; col < firstColumn + numColumns; ++col) { |
1522 | const QTextTableCell cell = table->cellAt(firstRow + numRows - 1, col); |
1523 | const qreal y = layout->blockBoundingRect(cell.lastCursorPosition().block()).bottom(); |
1524 | |
1525 | tableSelRect.setBottom(qMax(tableSelRect.bottom(), y)); |
1526 | } |
1527 | |
1528 | for (int row = firstRow; row < firstRow + numRows; ++row) { |
1529 | const QTextTableCell cell = table->cellAt(row, firstColumn + numColumns - 1); |
1530 | const qreal x = layout->blockBoundingRect(cell.lastCursorPosition().block()).right(); |
1531 | |
1532 | tableSelRect.setRight(qMax(tableSelRect.right(), x)); |
1533 | } |
1534 | |
1535 | r = tableSelRect.toRect(); |
1536 | */ |
1537 | } else if (cursor.hasSelection()) { |
1538 | const int position = cursor.selectionStart(); |
1539 | const int anchor = cursor.selectionEnd(); |
1540 | const QTextBlock posBlock = d->doc->findBlock(pos: position); |
1541 | const QTextBlock anchorBlock = d->doc->findBlock(pos: anchor); |
1542 | if (posBlock == anchorBlock && posBlock.isValid() && posBlock.layout()->lineCount()) { |
1543 | const QTextLine posLine = posBlock.layout()->lineForTextPosition(pos: position - posBlock.position()); |
1544 | const QTextLine anchorLine = anchorBlock.layout()->lineForTextPosition(pos: anchor - anchorBlock.position()); |
1545 | |
1546 | const int firstLine = qMin(a: posLine.lineNumber(), b: anchorLine.lineNumber()); |
1547 | const int lastLine = qMax(a: posLine.lineNumber(), b: anchorLine.lineNumber()); |
1548 | const QTextLayout *layout = posBlock.layout(); |
1549 | r = QRectF(); |
1550 | for (int i = firstLine; i <= lastLine; ++i) { |
1551 | r |= layout->lineAt(i).rect(); |
1552 | r |= layout->lineAt(i).naturalTextRect(); // might be bigger in the case of wrap not enabled |
1553 | } |
1554 | r.translate(p: blockBoundingRect(block: posBlock).topLeft()); |
1555 | } else { |
1556 | QRectF anchorRect = d->rectForPosition(position: cursor.selectionEnd()); |
1557 | r |= anchorRect; |
1558 | r |= boundingRectOfFloatsInSelection(cursor); |
1559 | QRectF frameRect(d->doc->documentLayout()->frameBoundingRect(frame: cursor.currentFrame())); |
1560 | r.setLeft(frameRect.left()); |
1561 | r.setRight(frameRect.right()); |
1562 | } |
1563 | if (r.isValid()) |
1564 | r.adjust(xp1: -1, yp1: -1, xp2: 1, yp2: 1); |
1565 | } |
1566 | |
1567 | return r; |
1568 | } |
1569 | |
1570 | QRectF QWidgetTextControl::selectionRect() const |
1571 | { |
1572 | Q_D(const QWidgetTextControl); |
1573 | return selectionRect(cursor: d->cursor); |
1574 | } |
1575 | |
1576 | void QWidgetTextControlPrivate::mousePressEvent(QEvent *e, Qt::MouseButton button, const QPointF &pos, Qt::KeyboardModifiers modifiers, |
1577 | Qt::MouseButtons buttons, const QPoint &globalPos) |
1578 | { |
1579 | Q_Q(QWidgetTextControl); |
1580 | |
1581 | mousePressPos = pos.toPoint(); |
1582 | |
1583 | #if QT_CONFIG(draganddrop) |
1584 | mightStartDrag = false; |
1585 | #endif |
1586 | |
1587 | if (sendMouseEventToInputContext( |
1588 | e, eventType: QEvent::MouseButtonPress, button, pos, modifiers, buttons, globalPos)) { |
1589 | return; |
1590 | } |
1591 | |
1592 | if (interactionFlags & Qt::LinksAccessibleByMouse) { |
1593 | anchorOnMousePress = q->anchorAt(pos); |
1594 | |
1595 | if (cursorIsFocusIndicator) { |
1596 | cursorIsFocusIndicator = false; |
1597 | repaintSelection(); |
1598 | cursor.clearSelection(); |
1599 | } |
1600 | } |
1601 | if (!(button & Qt::LeftButton) || |
1602 | !((interactionFlags & Qt::TextSelectableByMouse) || (interactionFlags & Qt::TextEditable))) { |
1603 | e->ignore(); |
1604 | return; |
1605 | } |
1606 | bool wasValid = blockWithMarkerUnderMouse.isValid(); |
1607 | blockWithMarkerUnderMouse = q->blockWithMarkerAt(pos); |
1608 | if (wasValid != blockWithMarkerUnderMouse.isValid()) |
1609 | emit q->blockMarkerHovered(block: blockWithMarkerUnderMouse); |
1610 | |
1611 | |
1612 | cursorIsFocusIndicator = false; |
1613 | const QTextCursor oldSelection = cursor; |
1614 | const int oldCursorPos = cursor.position(); |
1615 | |
1616 | mousePressed = (interactionFlags & Qt::TextSelectableByMouse); |
1617 | |
1618 | commitPreedit(); |
1619 | |
1620 | if (trippleClickTimer.isActive() |
1621 | && ((pos - trippleClickPoint).toPoint().manhattanLength() < QApplication::startDragDistance())) { |
1622 | |
1623 | cursor.movePosition(op: QTextCursor::StartOfBlock); |
1624 | cursor.movePosition(op: QTextCursor::EndOfBlock, QTextCursor::KeepAnchor); |
1625 | cursor.movePosition(op: QTextCursor::NextCharacter, QTextCursor::KeepAnchor); |
1626 | selectedBlockOnTrippleClick = cursor; |
1627 | |
1628 | anchorOnMousePress = QString(); |
1629 | blockWithMarkerUnderMouse = QTextBlock(); |
1630 | emit q->blockMarkerHovered(block: blockWithMarkerUnderMouse); |
1631 | |
1632 | trippleClickTimer.stop(); |
1633 | } else { |
1634 | int cursorPos = q->hitTest(point: pos, accuracy: Qt::FuzzyHit); |
1635 | if (cursorPos == -1) { |
1636 | e->ignore(); |
1637 | return; |
1638 | } |
1639 | |
1640 | if (modifiers == Qt::ShiftModifier && (interactionFlags & Qt::TextSelectableByMouse)) { |
1641 | if (wordSelectionEnabled && !selectedWordOnDoubleClick.hasSelection()) { |
1642 | selectedWordOnDoubleClick = cursor; |
1643 | selectedWordOnDoubleClick.select(selection: QTextCursor::WordUnderCursor); |
1644 | } |
1645 | |
1646 | if (selectedBlockOnTrippleClick.hasSelection()) |
1647 | extendBlockwiseSelection(suggestedNewPosition: cursorPos); |
1648 | else if (selectedWordOnDoubleClick.hasSelection()) |
1649 | extendWordwiseSelection(suggestedNewPosition: cursorPos, mouseXPosition: pos.x()); |
1650 | else if (!wordSelectionEnabled) |
1651 | setCursorPosition(pos: cursorPos, mode: QTextCursor::KeepAnchor); |
1652 | } else { |
1653 | |
1654 | if (dragEnabled |
1655 | && cursor.hasSelection() |
1656 | && !cursorIsFocusIndicator |
1657 | && cursorPos >= cursor.selectionStart() |
1658 | && cursorPos <= cursor.selectionEnd() |
1659 | && q->hitTest(point: pos, accuracy: Qt::ExactHit) != -1) { |
1660 | #if QT_CONFIG(draganddrop) |
1661 | mightStartDrag = true; |
1662 | #endif |
1663 | return; |
1664 | } |
1665 | |
1666 | setCursorPosition(pos: cursorPos); |
1667 | } |
1668 | } |
1669 | |
1670 | if (interactionFlags & Qt::TextEditable) { |
1671 | q->ensureCursorVisible(); |
1672 | if (cursor.position() != oldCursorPos) |
1673 | emit q->cursorPositionChanged(); |
1674 | _q_updateCurrentCharFormatAndSelection(); |
1675 | } else { |
1676 | if (cursor.position() != oldCursorPos) { |
1677 | emit q->cursorPositionChanged(); |
1678 | emit q->microFocusChanged(); |
1679 | } |
1680 | selectionChanged(); |
1681 | } |
1682 | repaintOldAndNewSelection(oldSelection); |
1683 | hadSelectionOnMousePress = cursor.hasSelection(); |
1684 | } |
1685 | |
1686 | void QWidgetTextControlPrivate::mouseMoveEvent(QEvent *e, Qt::MouseButton button, const QPointF &mousePos, Qt::KeyboardModifiers modifiers, |
1687 | Qt::MouseButtons buttons, const QPoint &globalPos) |
1688 | { |
1689 | Q_Q(QWidgetTextControl); |
1690 | |
1691 | if (interactionFlags & Qt::LinksAccessibleByMouse) { |
1692 | QString anchor = q->anchorAt(pos: mousePos); |
1693 | if (anchor != highlightedAnchor) { |
1694 | highlightedAnchor = anchor; |
1695 | emit q->linkHovered(anchor); |
1696 | } |
1697 | } |
1698 | |
1699 | if (buttons & Qt::LeftButton) { |
1700 | const bool editable = interactionFlags & Qt::TextEditable; |
1701 | |
1702 | if (!(mousePressed |
1703 | || editable |
1704 | || mightStartDrag |
1705 | || selectedWordOnDoubleClick.hasSelection() |
1706 | || selectedBlockOnTrippleClick.hasSelection())) |
1707 | return; |
1708 | |
1709 | const QTextCursor oldSelection = cursor; |
1710 | const int oldCursorPos = cursor.position(); |
1711 | |
1712 | if (mightStartDrag) { |
1713 | if ((mousePos.toPoint() - mousePressPos).manhattanLength() > QApplication::startDragDistance()) |
1714 | startDrag(); |
1715 | return; |
1716 | } |
1717 | |
1718 | const qreal mouseX = qreal(mousePos.x()); |
1719 | |
1720 | int newCursorPos = q->hitTest(point: mousePos, accuracy: Qt::FuzzyHit); |
1721 | |
1722 | if (isPreediting()) { |
1723 | // note: oldCursorPos not including preedit |
1724 | int selectionStartPos = q->hitTest(point: mousePressPos, accuracy: Qt::FuzzyHit); |
1725 | |
1726 | if (newCursorPos != selectionStartPos) { |
1727 | commitPreedit(); |
1728 | // commit invalidates positions |
1729 | newCursorPos = q->hitTest(point: mousePos, accuracy: Qt::FuzzyHit); |
1730 | selectionStartPos = q->hitTest(point: mousePressPos, accuracy: Qt::FuzzyHit); |
1731 | setCursorPosition(pos: selectionStartPos); |
1732 | } |
1733 | } |
1734 | |
1735 | if (newCursorPos == -1) |
1736 | return; |
1737 | |
1738 | if (mousePressed && wordSelectionEnabled && !selectedWordOnDoubleClick.hasSelection()) { |
1739 | selectedWordOnDoubleClick = cursor; |
1740 | selectedWordOnDoubleClick.select(selection: QTextCursor::WordUnderCursor); |
1741 | } |
1742 | |
1743 | if (selectedBlockOnTrippleClick.hasSelection()) |
1744 | extendBlockwiseSelection(suggestedNewPosition: newCursorPos); |
1745 | else if (selectedWordOnDoubleClick.hasSelection()) |
1746 | extendWordwiseSelection(suggestedNewPosition: newCursorPos, mouseXPosition: mouseX); |
1747 | else if (mousePressed && !isPreediting()) |
1748 | setCursorPosition(pos: newCursorPos, mode: QTextCursor::KeepAnchor); |
1749 | |
1750 | if (interactionFlags & Qt::TextEditable) { |
1751 | // don't call ensureVisible for the visible cursor to avoid jumping |
1752 | // scrollbars. the autoscrolling ensures smooth scrolling if necessary. |
1753 | //q->ensureCursorVisible(); |
1754 | if (cursor.position() != oldCursorPos) |
1755 | emit q->cursorPositionChanged(); |
1756 | _q_updateCurrentCharFormatAndSelection(); |
1757 | #ifndef QT_NO_IM |
1758 | if (contextWidget) |
1759 | QGuiApplication::inputMethod()->update(queries: Qt::ImQueryInput); |
1760 | #endif //QT_NO_IM |
1761 | } else { |
1762 | //emit q->visibilityRequest(QRectF(mousePos, QSizeF(1, 1))); |
1763 | if (cursor.position() != oldCursorPos) { |
1764 | emit q->cursorPositionChanged(); |
1765 | emit q->microFocusChanged(); |
1766 | } |
1767 | } |
1768 | selectionChanged(forceEmitSelectionChanged: true); |
1769 | repaintOldAndNewSelection(oldSelection); |
1770 | } else { |
1771 | bool wasValid = blockWithMarkerUnderMouse.isValid(); |
1772 | blockWithMarkerUnderMouse = q->blockWithMarkerAt(pos: mousePos); |
1773 | if (wasValid != blockWithMarkerUnderMouse.isValid()) |
1774 | emit q->blockMarkerHovered(block: blockWithMarkerUnderMouse); |
1775 | } |
1776 | |
1777 | sendMouseEventToInputContext(e, eventType: QEvent::MouseMove, button, pos: mousePos, modifiers, buttons, globalPos); |
1778 | } |
1779 | |
1780 | void QWidgetTextControlPrivate::mouseReleaseEvent(QEvent *e, Qt::MouseButton button, const QPointF &pos, Qt::KeyboardModifiers modifiers, |
1781 | Qt::MouseButtons buttons, const QPoint &globalPos) |
1782 | { |
1783 | Q_Q(QWidgetTextControl); |
1784 | |
1785 | const QTextCursor oldSelection = cursor; |
1786 | if (sendMouseEventToInputContext( |
1787 | e, eventType: QEvent::MouseButtonRelease, button, pos, modifiers, buttons, globalPos)) { |
1788 | repaintOldAndNewSelection(oldSelection); |
1789 | return; |
1790 | } |
1791 | |
1792 | const int oldCursorPos = cursor.position(); |
1793 | |
1794 | #if QT_CONFIG(draganddrop) |
1795 | if (mightStartDrag && (button & Qt::LeftButton)) { |
1796 | mousePressed = false; |
1797 | setCursorPosition(pos); |
1798 | cursor.clearSelection(); |
1799 | selectionChanged(); |
1800 | } |
1801 | #endif |
1802 | if (mousePressed) { |
1803 | mousePressed = false; |
1804 | #ifndef QT_NO_CLIPBOARD |
1805 | setClipboardSelection(); |
1806 | selectionChanged(forceEmitSelectionChanged: true); |
1807 | } else if (button == Qt::MiddleButton |
1808 | && (interactionFlags & Qt::TextEditable) |
1809 | && QGuiApplication::clipboard()->supportsSelection()) { |
1810 | setCursorPosition(pos); |
1811 | const QMimeData *md = QGuiApplication::clipboard()->mimeData(mode: QClipboard::Selection); |
1812 | if (md) |
1813 | q->insertFromMimeData(source: md); |
1814 | #endif |
1815 | } |
1816 | |
1817 | repaintOldAndNewSelection(oldSelection); |
1818 | |
1819 | if (cursor.position() != oldCursorPos) { |
1820 | emit q->cursorPositionChanged(); |
1821 | emit q->microFocusChanged(); |
1822 | } |
1823 | |
1824 | // toggle any checkbox that the user clicks |
1825 | if ((interactionFlags & Qt::TextEditable) && (button & Qt::LeftButton) && |
1826 | (blockWithMarkerUnderMouse.isValid()) && !cursor.hasSelection()) { |
1827 | QTextBlock markerBlock = q->blockWithMarkerAt(pos); |
1828 | if (markerBlock == blockWithMarkerUnderMouse) { |
1829 | auto fmt = blockWithMarkerUnderMouse.blockFormat(); |
1830 | switch (fmt.marker()) { |
1831 | case QTextBlockFormat::MarkerType::Unchecked : |
1832 | fmt.setMarker(QTextBlockFormat::MarkerType::Checked); |
1833 | break; |
1834 | case QTextBlockFormat::MarkerType::Checked: |
1835 | fmt.setMarker(QTextBlockFormat::MarkerType::Unchecked); |
1836 | break; |
1837 | default: |
1838 | break; |
1839 | } |
1840 | cursor.setBlockFormat(fmt); |
1841 | } |
1842 | } |
1843 | |
1844 | if (interactionFlags & Qt::LinksAccessibleByMouse) { |
1845 | if (!(button & Qt::LeftButton)) |
1846 | return; |
1847 | |
1848 | const QString anchor = q->anchorAt(pos); |
1849 | |
1850 | if (anchor.isEmpty()) |
1851 | return; |
1852 | |
1853 | if (!cursor.hasSelection() |
1854 | || (anchor == anchorOnMousePress && hadSelectionOnMousePress)) { |
1855 | |
1856 | const int anchorPos = q->hitTest(point: pos, accuracy: Qt::ExactHit); |
1857 | if (anchorPos != -1) { |
1858 | cursor.setPosition(pos: anchorPos); |
1859 | |
1860 | QString anchor = anchorOnMousePress; |
1861 | anchorOnMousePress = QString(); |
1862 | activateLinkUnderCursor(href: anchor); |
1863 | } |
1864 | } |
1865 | } |
1866 | } |
1867 | |
1868 | void QWidgetTextControlPrivate::mouseDoubleClickEvent(QEvent *e, Qt::MouseButton button, const QPointF &pos, |
1869 | Qt::KeyboardModifiers modifiers, Qt::MouseButtons buttons, |
1870 | const QPoint &globalPos) |
1871 | { |
1872 | Q_Q(QWidgetTextControl); |
1873 | |
1874 | if (button == Qt::LeftButton |
1875 | && (interactionFlags & Qt::TextSelectableByMouse)) { |
1876 | |
1877 | #if QT_CONFIG(draganddrop) |
1878 | mightStartDrag = false; |
1879 | #endif |
1880 | commitPreedit(); |
1881 | |
1882 | const QTextCursor oldSelection = cursor; |
1883 | setCursorPosition(pos); |
1884 | QTextLine line = currentTextLine(cursor); |
1885 | bool doEmit = false; |
1886 | if (line.isValid() && line.textLength()) { |
1887 | cursor.select(selection: QTextCursor::WordUnderCursor); |
1888 | doEmit = true; |
1889 | } |
1890 | repaintOldAndNewSelection(oldSelection); |
1891 | |
1892 | cursorIsFocusIndicator = false; |
1893 | selectedWordOnDoubleClick = cursor; |
1894 | |
1895 | trippleClickPoint = pos; |
1896 | trippleClickTimer.start(msec: QApplication::doubleClickInterval(), obj: q); |
1897 | if (doEmit) { |
1898 | selectionChanged(); |
1899 | #ifndef QT_NO_CLIPBOARD |
1900 | setClipboardSelection(); |
1901 | #endif |
1902 | emit q->cursorPositionChanged(); |
1903 | } |
1904 | } else if (!sendMouseEventToInputContext(e, eventType: QEvent::MouseButtonDblClick, button, pos, |
1905 | modifiers, buttons, globalPos)) { |
1906 | e->ignore(); |
1907 | } |
1908 | } |
1909 | |
1910 | bool QWidgetTextControlPrivate::sendMouseEventToInputContext( |
1911 | QEvent *e, QEvent::Type eventType, Qt::MouseButton button, const QPointF &pos, |
1912 | Qt::KeyboardModifiers modifiers, Qt::MouseButtons buttons, const QPoint &globalPos) |
1913 | { |
1914 | Q_UNUSED(eventType); |
1915 | Q_UNUSED(button); |
1916 | Q_UNUSED(pos); |
1917 | Q_UNUSED(modifiers); |
1918 | Q_UNUSED(buttons); |
1919 | Q_UNUSED(globalPos); |
1920 | #if !defined(QT_NO_IM) |
1921 | Q_Q(QWidgetTextControl); |
1922 | |
1923 | if (isPreediting()) { |
1924 | QTextLayout *layout = cursor.block().layout(); |
1925 | int cursorPos = q->hitTest(point: pos, accuracy: Qt::FuzzyHit) - cursor.position(); |
1926 | |
1927 | if (cursorPos < 0 || cursorPos > layout->preeditAreaText().length()) |
1928 | cursorPos = -1; |
1929 | |
1930 | if (cursorPos >= 0) { |
1931 | if (eventType == QEvent::MouseButtonRelease) |
1932 | QGuiApplication::inputMethod()->invokeAction(a: QInputMethod::Click, cursorPosition: cursorPos); |
1933 | |
1934 | e->setAccepted(true); |
1935 | return true; |
1936 | } |
1937 | } |
1938 | #else |
1939 | Q_UNUSED(e); |
1940 | #endif |
1941 | return false; |
1942 | } |
1943 | |
1944 | void QWidgetTextControlPrivate::(const QPoint &screenPos, const QPointF &docPos, QWidget *contextWidget) |
1945 | { |
1946 | #ifdef QT_NO_CONTEXTMENU |
1947 | Q_UNUSED(screenPos); |
1948 | Q_UNUSED(docPos); |
1949 | Q_UNUSED(contextWidget); |
1950 | #else |
1951 | Q_Q(QWidgetTextControl); |
1952 | QMenu * = q->createStandardContextMenu(pos: docPos, parent: contextWidget); |
1953 | if (!menu) |
1954 | return; |
1955 | menu->setAttribute(Qt::WA_DeleteOnClose); |
1956 | |
1957 | if (auto *widget = qobject_cast<QWidget *>(o: parent)) { |
1958 | if (auto *window = widget->window()->windowHandle()) { |
1959 | QMenuPrivate::get(m: menu)->topData()->initialScreenIndex = |
1960 | QGuiApplication::screens().indexOf(t: window->screen()); |
1961 | } |
1962 | } |
1963 | |
1964 | menu->popup(pos: screenPos); |
1965 | #endif |
1966 | } |
1967 | |
1968 | bool QWidgetTextControlPrivate::dragEnterEvent(QEvent *e, const QMimeData *mimeData) |
1969 | { |
1970 | Q_Q(QWidgetTextControl); |
1971 | if (!(interactionFlags & Qt::TextEditable) || !q->canInsertFromMimeData(source: mimeData)) { |
1972 | e->ignore(); |
1973 | return false; |
1974 | } |
1975 | |
1976 | dndFeedbackCursor = QTextCursor(); |
1977 | |
1978 | return true; // accept proposed action |
1979 | } |
1980 | |
1981 | void QWidgetTextControlPrivate::dragLeaveEvent() |
1982 | { |
1983 | Q_Q(QWidgetTextControl); |
1984 | |
1985 | const QRectF crect = q->cursorRect(cursor: dndFeedbackCursor); |
1986 | dndFeedbackCursor = QTextCursor(); |
1987 | |
1988 | if (crect.isValid()) |
1989 | emit q->updateRequest(rect: crect); |
1990 | } |
1991 | |
1992 | bool QWidgetTextControlPrivate::dragMoveEvent(QEvent *e, const QMimeData *mimeData, const QPointF &pos) |
1993 | { |
1994 | Q_Q(QWidgetTextControl); |
1995 | if (!(interactionFlags & Qt::TextEditable) || !q->canInsertFromMimeData(source: mimeData)) { |
1996 | e->ignore(); |
1997 | return false; |
1998 | } |
1999 | |
2000 | const int cursorPos = q->hitTest(point: pos, accuracy: Qt::FuzzyHit); |
2001 | if (cursorPos != -1) { |
2002 | QRectF crect = q->cursorRect(cursor: dndFeedbackCursor); |
2003 | if (crect.isValid()) |
2004 | emit q->updateRequest(rect: crect); |
2005 | |
2006 | dndFeedbackCursor = cursor; |
2007 | dndFeedbackCursor.setPosition(pos: cursorPos); |
2008 | |
2009 | crect = q->cursorRect(cursor: dndFeedbackCursor); |
2010 | emit q->updateRequest(rect: crect); |
2011 | } |
2012 | |
2013 | return true; // accept proposed action |
2014 | } |
2015 | |
2016 | bool QWidgetTextControlPrivate::dropEvent(const QMimeData *mimeData, const QPointF &pos, Qt::DropAction dropAction, QObject *source) |
2017 | { |
2018 | Q_Q(QWidgetTextControl); |
2019 | dndFeedbackCursor = QTextCursor(); |
2020 | |
2021 | if (!(interactionFlags & Qt::TextEditable) || !q->canInsertFromMimeData(source: mimeData)) |
2022 | return false; |
2023 | |
2024 | repaintSelection(); |
2025 | |
2026 | QTextCursor insertionCursor = q->cursorForPosition(pos); |
2027 | insertionCursor.beginEditBlock(); |
2028 | |
2029 | if (dropAction == Qt::MoveAction && source == contextWidget) |
2030 | cursor.removeSelectedText(); |
2031 | |
2032 | cursor = insertionCursor; |
2033 | q->insertFromMimeData(source: mimeData); |
2034 | insertionCursor.endEditBlock(); |
2035 | q->ensureCursorVisible(); |
2036 | return true; // accept proposed action |
2037 | } |
2038 | |
2039 | void QWidgetTextControlPrivate::inputMethodEvent(QInputMethodEvent *e) |
2040 | { |
2041 | Q_Q(QWidgetTextControl); |
2042 | if (!(interactionFlags & Qt::TextEditable) || cursor.isNull()) { |
2043 | e->ignore(); |
2044 | return; |
2045 | } |
2046 | bool isGettingInput = !e->commitString().isEmpty() |
2047 | || e->preeditString() != cursor.block().layout()->preeditAreaText() |
2048 | || e->replacementLength() > 0; |
2049 | |
2050 | int oldCursorPos = cursor.position(); |
2051 | |
2052 | cursor.beginEditBlock(); |
2053 | if (isGettingInput) { |
2054 | cursor.removeSelectedText(); |
2055 | } |
2056 | |
2057 | QTextBlock block; |
2058 | |
2059 | // insert commit string |
2060 | if (!e->commitString().isEmpty() || e->replacementLength()) { |
2061 | if (e->commitString().endsWith(c: QChar::LineFeed)) |
2062 | block = cursor.block(); // Remember the block where the preedit text is |
2063 | QTextCursor c = cursor; |
2064 | c.setPosition(pos: c.position() + e->replacementStart()); |
2065 | c.setPosition(pos: c.position() + e->replacementLength(), mode: QTextCursor::KeepAnchor); |
2066 | c.insertText(text: e->commitString()); |
2067 | } |
2068 | |
2069 | for (int i = 0; i < e->attributes().size(); ++i) { |
2070 | const QInputMethodEvent::Attribute &a = e->attributes().at(i); |
2071 | if (a.type == QInputMethodEvent::Selection) { |
2072 | QTextCursor oldCursor = cursor; |
2073 | int blockStart = a.start + cursor.block().position(); |
2074 | cursor.setPosition(pos: blockStart, mode: QTextCursor::MoveAnchor); |
2075 | cursor.setPosition(pos: blockStart + a.length, mode: QTextCursor::KeepAnchor); |
2076 | q->ensureCursorVisible(); |
2077 | repaintOldAndNewSelection(oldSelection: oldCursor); |
2078 | } |
2079 | } |
2080 | |
2081 | if (!block.isValid()) |
2082 | block = cursor.block(); |
2083 | QTextLayout *layout = block.layout(); |
2084 | if (isGettingInput) |
2085 | layout->setPreeditArea(position: cursor.position() - block.position(), text: e->preeditString()); |
2086 | QVector<QTextLayout::FormatRange> overrides; |
2087 | overrides.reserve(size: e->attributes().size()); |
2088 | const int oldPreeditCursor = preeditCursor; |
2089 | preeditCursor = e->preeditString().length(); |
2090 | hideCursor = false; |
2091 | for (int i = 0; i < e->attributes().size(); ++i) { |
2092 | const QInputMethodEvent::Attribute &a = e->attributes().at(i); |
2093 | if (a.type == QInputMethodEvent::Cursor) { |
2094 | preeditCursor = a.start; |
2095 | hideCursor = !a.length; |
2096 | } else if (a.type == QInputMethodEvent::TextFormat) { |
2097 | QTextCharFormat f = cursor.charFormat(); |
2098 | f.merge(other: qvariant_cast<QTextFormat>(v: a.value).toCharFormat()); |
2099 | if (f.isValid()) { |
2100 | QTextLayout::FormatRange o; |
2101 | o.start = a.start + cursor.position() - block.position(); |
2102 | o.length = a.length; |
2103 | o.format = f; |
2104 | |
2105 | // Make sure list is sorted by start index |
2106 | QVector<QTextLayout::FormatRange>::iterator it = overrides.end(); |
2107 | while (it != overrides.begin()) { |
2108 | QVector<QTextLayout::FormatRange>::iterator previous = it - 1; |
2109 | if (o.start >= previous->start) { |
2110 | overrides.insert(before: it, x: o); |
2111 | break; |
2112 | } |
2113 | it = previous; |
2114 | } |
2115 | |
2116 | if (it == overrides.begin()) |
2117 | overrides.prepend(t: o); |
2118 | } |
2119 | } |
2120 | } |
2121 | |
2122 | if (cursor.charFormat().isValid()) { |
2123 | int start = cursor.position() - block.position(); |
2124 | int end = start + e->preeditString().length(); |
2125 | |
2126 | QVector<QTextLayout::FormatRange>::iterator it = overrides.begin(); |
2127 | while (it != overrides.end()) { |
2128 | QTextLayout::FormatRange range = *it; |
2129 | int rangeStart = range.start; |
2130 | if (rangeStart > start) { |
2131 | QTextLayout::FormatRange o; |
2132 | o.start = start; |
2133 | o.length = rangeStart - start; |
2134 | o.format = cursor.charFormat(); |
2135 | it = overrides.insert(before: it, x: o) + 1; |
2136 | } |
2137 | |
2138 | ++it; |
2139 | start = range.start + range.length; |
2140 | } |
2141 | |
2142 | if (start < end) { |
2143 | QTextLayout::FormatRange o; |
2144 | o.start = start; |
2145 | o.length = end - start; |
2146 | o.format = cursor.charFormat(); |
2147 | overrides.append(t: o); |
2148 | } |
2149 | } |
2150 | layout->setFormats(overrides); |
2151 | |
2152 | cursor.endEditBlock(); |
2153 | |
2154 | if (cursor.d) |
2155 | cursor.d->setX(); |
2156 | if (oldCursorPos != cursor.position()) |
2157 | emit q->cursorPositionChanged(); |
2158 | if (oldPreeditCursor != preeditCursor) |
2159 | emit q->microFocusChanged(); |
2160 | } |
2161 | |
2162 | QVariant QWidgetTextControl::inputMethodQuery(Qt::InputMethodQuery property, QVariant argument) const |
2163 | { |
2164 | Q_D(const QWidgetTextControl); |
2165 | QTextBlock block = d->cursor.block(); |
2166 | switch(property) { |
2167 | case Qt::ImCursorRectangle: |
2168 | return cursorRect(); |
2169 | case Qt::ImAnchorRectangle: |
2170 | return d->rectForPosition(position: d->cursor.anchor()); |
2171 | case Qt::ImFont: |
2172 | return QVariant(d->cursor.charFormat().font()); |
2173 | case Qt::ImCursorPosition: { |
2174 | const QPointF pt = argument.toPointF(); |
2175 | if (!pt.isNull()) |
2176 | return QVariant(cursorForPosition(pos: pt).position() - block.position()); |
2177 | return QVariant(d->cursor.position() - block.position()); } |
2178 | case Qt::ImSurroundingText: |
2179 | return QVariant(block.text()); |
2180 | case Qt::ImCurrentSelection: |
2181 | return QVariant(d->cursor.selectedText()); |
2182 | case Qt::ImMaximumTextLength: |
2183 | return QVariant(); // No limit. |
2184 | case Qt::ImAnchorPosition: |
2185 | return QVariant(d->cursor.anchor() - block.position()); |
2186 | case Qt::ImAbsolutePosition: { |
2187 | const QPointF pt = argument.toPointF(); |
2188 | if (!pt.isNull()) |
2189 | return QVariant(cursorForPosition(pos: pt).position()); |
2190 | return QVariant(d->cursor.position()); } |
2191 | case Qt::ImTextAfterCursor: |
2192 | { |
2193 | int maxLength = argument.isValid() ? argument.toInt() : 1024; |
2194 | QTextCursor tmpCursor = d->cursor; |
2195 | int localPos = d->cursor.position() - block.position(); |
2196 | QString result = block.text().mid(position: localPos); |
2197 | while (result.length() < maxLength) { |
2198 | int currentBlock = tmpCursor.blockNumber(); |
2199 | tmpCursor.movePosition(op: QTextCursor::NextBlock); |
2200 | if (tmpCursor.blockNumber() == currentBlock) |
2201 | break; |
2202 | result += QLatin1Char('\n') + tmpCursor.block().text(); |
2203 | } |
2204 | return QVariant(result); |
2205 | } |
2206 | case Qt::ImTextBeforeCursor: |
2207 | { |
2208 | int maxLength = argument.isValid() ? argument.toInt() : 1024; |
2209 | QTextCursor tmpCursor = d->cursor; |
2210 | int localPos = d->cursor.position() - block.position(); |
2211 | int numBlocks = 0; |
2212 | int resultLen = localPos; |
2213 | while (resultLen < maxLength) { |
2214 | int currentBlock = tmpCursor.blockNumber(); |
2215 | tmpCursor.movePosition(op: QTextCursor::PreviousBlock); |
2216 | if (tmpCursor.blockNumber() == currentBlock) |
2217 | break; |
2218 | numBlocks++; |
2219 | resultLen += tmpCursor.block().length(); |
2220 | } |
2221 | QString result; |
2222 | while (numBlocks) { |
2223 | result += tmpCursor.block().text() + QLatin1Char('\n'); |
2224 | tmpCursor.movePosition(op: QTextCursor::NextBlock); |
2225 | --numBlocks; |
2226 | } |
2227 | result += block.text().midRef(position: 0, n: localPos); |
2228 | return QVariant(result); |
2229 | } |
2230 | default: |
2231 | return QVariant(); |
2232 | } |
2233 | } |
2234 | |
2235 | void QWidgetTextControl::setFocus(bool focus, Qt::FocusReason reason) |
2236 | { |
2237 | QFocusEvent ev(focus ? QEvent::FocusIn : QEvent::FocusOut, |
2238 | reason); |
2239 | processEvent(e: &ev); |
2240 | } |
2241 | |
2242 | void QWidgetTextControlPrivate::focusEvent(QFocusEvent *e) |
2243 | { |
2244 | Q_Q(QWidgetTextControl); |
2245 | emit q->updateRequest(rect: q->selectionRect()); |
2246 | if (e->gotFocus()) { |
2247 | #ifdef QT_KEYPAD_NAVIGATION |
2248 | if (!QApplicationPrivate::keypadNavigationEnabled() || (hasEditFocus && (e->reason() == Qt::PopupFocusReason))) { |
2249 | #endif |
2250 | cursorOn = (interactionFlags & (Qt::TextSelectableByKeyboard | Qt::TextEditable)); |
2251 | if (interactionFlags & Qt::TextEditable) { |
2252 | setCursorVisible(true); |
2253 | } |
2254 | #ifdef QT_KEYPAD_NAVIGATION |
2255 | } |
2256 | #endif |
2257 | } else { |
2258 | setCursorVisible(false); |
2259 | cursorOn = false; |
2260 | |
2261 | if (cursorIsFocusIndicator |
2262 | && e->reason() != Qt::ActiveWindowFocusReason |
2263 | && e->reason() != Qt::PopupFocusReason |
2264 | && cursor.hasSelection()) { |
2265 | cursor.clearSelection(); |
2266 | } |
2267 | } |
2268 | hasFocus = e->gotFocus(); |
2269 | } |
2270 | |
2271 | QString QWidgetTextControlPrivate::anchorForCursor(const QTextCursor &anchorCursor) const |
2272 | { |
2273 | if (anchorCursor.hasSelection()) { |
2274 | QTextCursor cursor = anchorCursor; |
2275 | if (cursor.selectionStart() != cursor.position()) |
2276 | cursor.setPosition(pos: cursor.selectionStart()); |
2277 | cursor.movePosition(op: QTextCursor::NextCharacter); |
2278 | QTextCharFormat fmt = cursor.charFormat(); |
2279 | if (fmt.isAnchor() && fmt.hasProperty(propertyId: QTextFormat::AnchorHref)) |
2280 | return fmt.stringProperty(propertyId: QTextFormat::AnchorHref); |
2281 | } |
2282 | return QString(); |
2283 | } |
2284 | |
2285 | #ifdef QT_KEYPAD_NAVIGATION |
2286 | void QWidgetTextControlPrivate::editFocusEvent(QEvent *e) |
2287 | { |
2288 | Q_Q(QWidgetTextControl); |
2289 | |
2290 | if (QApplicationPrivate::keypadNavigationEnabled()) { |
2291 | if (e->type() == QEvent::EnterEditFocus && interactionFlags & Qt::TextEditable) { |
2292 | const QTextCursor oldSelection = cursor; |
2293 | const int oldCursorPos = cursor.position(); |
2294 | const bool moved = cursor.movePosition(QTextCursor::End, QTextCursor::MoveAnchor); |
2295 | q->ensureCursorVisible(); |
2296 | if (moved) { |
2297 | if (cursor.position() != oldCursorPos) |
2298 | emit q->cursorPositionChanged(); |
2299 | emit q->microFocusChanged(); |
2300 | } |
2301 | selectionChanged(); |
2302 | repaintOldAndNewSelection(oldSelection); |
2303 | |
2304 | setBlinkingCursorEnabled(true); |
2305 | } else |
2306 | setBlinkingCursorEnabled(false); |
2307 | } |
2308 | |
2309 | hasEditFocus = e->type() == QEvent::EnterEditFocus; |
2310 | } |
2311 | #endif |
2312 | |
2313 | #ifndef QT_NO_CONTEXTMENU |
2314 | static inline void setActionIcon(QAction *action, const QString &name) |
2315 | { |
2316 | const QIcon icon = QIcon::fromTheme(name); |
2317 | if (!icon.isNull()) |
2318 | action->setIcon(icon); |
2319 | } |
2320 | |
2321 | QMenu *QWidgetTextControl::createStandardContextMenu(const QPointF &pos, QWidget *parent) |
2322 | { |
2323 | Q_D(QWidgetTextControl); |
2324 | |
2325 | const bool showTextSelectionActions = d->interactionFlags & (Qt::TextEditable | Qt::TextSelectableByKeyboard | Qt::TextSelectableByMouse); |
2326 | |
2327 | d->linkToCopy = QString(); |
2328 | if (!pos.isNull()) |
2329 | d->linkToCopy = anchorAt(pos); |
2330 | |
2331 | if (d->linkToCopy.isEmpty() && !showTextSelectionActions) |
2332 | return nullptr; |
2333 | |
2334 | QMenu * = new QMenu(parent); |
2335 | QAction *a; |
2336 | |
2337 | if (d->interactionFlags & Qt::TextEditable) { |
2338 | a = menu->addAction(text: tr(s: "&Undo" ) + ACCEL_KEY(QKeySequence::Undo), receiver: this, SLOT(undo())); |
2339 | a->setEnabled(d->doc->isUndoAvailable()); |
2340 | a->setObjectName(QStringLiteral("edit-undo" )); |
2341 | setActionIcon(action: a, QStringLiteral("edit-undo" )); |
2342 | a = menu->addAction(text: tr(s: "&Redo" ) + ACCEL_KEY(QKeySequence::Redo), receiver: this, SLOT(redo())); |
2343 | a->setEnabled(d->doc->isRedoAvailable()); |
2344 | a->setObjectName(QStringLiteral("edit-redo" )); |
2345 | setActionIcon(action: a, QStringLiteral("edit-redo" )); |
2346 | menu->addSeparator(); |
2347 | |
2348 | #ifndef QT_NO_CLIPBOARD |
2349 | a = menu->addAction(text: tr(s: "Cu&t" ) + ACCEL_KEY(QKeySequence::Cut), receiver: this, SLOT(cut())); |
2350 | a->setEnabled(d->cursor.hasSelection()); |
2351 | a->setObjectName(QStringLiteral("edit-cut" )); |
2352 | setActionIcon(action: a, QStringLiteral("edit-cut" )); |
2353 | #endif |
2354 | } |
2355 | |
2356 | #ifndef QT_NO_CLIPBOARD |
2357 | if (showTextSelectionActions) { |
2358 | a = menu->addAction(text: tr(s: "&Copy" ) + ACCEL_KEY(QKeySequence::Copy), receiver: this, SLOT(copy())); |
2359 | a->setEnabled(d->cursor.hasSelection()); |
2360 | a->setObjectName(QStringLiteral("edit-copy" )); |
2361 | setActionIcon(action: a, QStringLiteral("edit-copy" )); |
2362 | } |
2363 | |
2364 | if ((d->interactionFlags & Qt::LinksAccessibleByKeyboard) |
2365 | || (d->interactionFlags & Qt::LinksAccessibleByMouse)) { |
2366 | |
2367 | a = menu->addAction(text: tr(s: "Copy &Link Location" ), receiver: this, SLOT(_q_copyLink())); |
2368 | a->setEnabled(!d->linkToCopy.isEmpty()); |
2369 | a->setObjectName(QStringLiteral("link-copy" )); |
2370 | } |
2371 | #endif // QT_NO_CLIPBOARD |
2372 | |
2373 | if (d->interactionFlags & Qt::TextEditable) { |
2374 | #ifndef QT_NO_CLIPBOARD |
2375 | a = menu->addAction(text: tr(s: "&Paste" ) + ACCEL_KEY(QKeySequence::Paste), receiver: this, SLOT(paste())); |
2376 | a->setEnabled(canPaste()); |
2377 | a->setObjectName(QStringLiteral("edit-paste" )); |
2378 | setActionIcon(action: a, QStringLiteral("edit-paste" )); |
2379 | #endif |
2380 | a = menu->addAction(text: tr(s: "Delete" ), receiver: this, SLOT(_q_deleteSelected())); |
2381 | a->setEnabled(d->cursor.hasSelection()); |
2382 | a->setObjectName(QStringLiteral("edit-delete" )); |
2383 | setActionIcon(action: a, QStringLiteral("edit-delete" )); |
2384 | } |
2385 | |
2386 | |
2387 | if (showTextSelectionActions) { |
2388 | menu->addSeparator(); |
2389 | a = menu->addAction(text: tr(s: "Select All" ) + ACCEL_KEY(QKeySequence::SelectAll), receiver: this, SLOT(selectAll())); |
2390 | a->setEnabled(!d->doc->isEmpty()); |
2391 | a->setObjectName(QStringLiteral("select-all" )); |
2392 | setActionIcon(action: a, QStringLiteral("edit-select-all" )); |
2393 | } |
2394 | |
2395 | if ((d->interactionFlags & Qt::TextEditable) && QGuiApplication::styleHints()->useRtlExtensions()) { |
2396 | menu->addSeparator(); |
2397 | QUnicodeControlCharacterMenu * = new QUnicodeControlCharacterMenu(this, menu); |
2398 | menu->addMenu(menu: ctrlCharacterMenu); |
2399 | } |
2400 | |
2401 | return menu; |
2402 | } |
2403 | #endif // QT_NO_CONTEXTMENU |
2404 | |
2405 | QTextCursor QWidgetTextControl::cursorForPosition(const QPointF &pos) const |
2406 | { |
2407 | Q_D(const QWidgetTextControl); |
2408 | int cursorPos = hitTest(point: pos, accuracy: Qt::FuzzyHit); |
2409 | if (cursorPos == -1) |
2410 | cursorPos = 0; |
2411 | QTextCursor c(d->doc); |
2412 | c.setPosition(pos: cursorPos); |
2413 | return c; |
2414 | } |
2415 | |
2416 | QRectF QWidgetTextControl::cursorRect(const QTextCursor &cursor) const |
2417 | { |
2418 | Q_D(const QWidgetTextControl); |
2419 | if (cursor.isNull()) |
2420 | return QRectF(); |
2421 | |
2422 | return d->rectForPosition(position: cursor.position()); |
2423 | } |
2424 | |
2425 | QRectF QWidgetTextControl::cursorRect() const |
2426 | { |
2427 | Q_D(const QWidgetTextControl); |
2428 | return cursorRect(cursor: d->cursor); |
2429 | } |
2430 | |
2431 | QRectF QWidgetTextControlPrivate::cursorRectPlusUnicodeDirectionMarkers(const QTextCursor &cursor) const |
2432 | { |
2433 | if (cursor.isNull()) |
2434 | return QRectF(); |
2435 | |
2436 | return rectForPosition(position: cursor.position()).adjusted(xp1: -4, yp1: 0, xp2: 4, yp2: 0); |
2437 | } |
2438 | |
2439 | QString QWidgetTextControl::anchorAt(const QPointF &pos) const |
2440 | { |
2441 | Q_D(const QWidgetTextControl); |
2442 | return d->doc->documentLayout()->anchorAt(pos); |
2443 | } |
2444 | |
2445 | QString QWidgetTextControl::anchorAtCursor() const |
2446 | { |
2447 | Q_D(const QWidgetTextControl); |
2448 | |
2449 | return d->anchorForCursor(anchorCursor: d->cursor); |
2450 | } |
2451 | |
2452 | QTextBlock QWidgetTextControl::blockWithMarkerAt(const QPointF &pos) const |
2453 | { |
2454 | Q_D(const QWidgetTextControl); |
2455 | return d->doc->documentLayout()->blockWithMarkerAt(pos); |
2456 | } |
2457 | |
2458 | bool QWidgetTextControl::overwriteMode() const |
2459 | { |
2460 | Q_D(const QWidgetTextControl); |
2461 | return d->overwriteMode; |
2462 | } |
2463 | |
2464 | void QWidgetTextControl::setOverwriteMode(bool overwrite) |
2465 | { |
2466 | Q_D(QWidgetTextControl); |
2467 | d->overwriteMode = overwrite; |
2468 | } |
2469 | |
2470 | int QWidgetTextControl::cursorWidth() const |
2471 | { |
2472 | #ifndef QT_NO_PROPERTIES |
2473 | Q_D(const QWidgetTextControl); |
2474 | return d->doc->documentLayout()->property(name: "cursorWidth" ).toInt(); |
2475 | #else |
2476 | return 1; |
2477 | #endif |
2478 | } |
2479 | |
2480 | void QWidgetTextControl::setCursorWidth(int width) |
2481 | { |
2482 | Q_D(QWidgetTextControl); |
2483 | #ifdef QT_NO_PROPERTIES |
2484 | Q_UNUSED(width); |
2485 | #else |
2486 | if (width == -1) |
2487 | width = QApplication::style()->pixelMetric(metric: QStyle::PM_TextCursorWidth, option: nullptr); |
2488 | d->doc->documentLayout()->setProperty(name: "cursorWidth" , value: width); |
2489 | #endif |
2490 | d->repaintCursor(); |
2491 | } |
2492 | |
2493 | bool QWidgetTextControl::acceptRichText() const |
2494 | { |
2495 | Q_D(const QWidgetTextControl); |
2496 | return d->acceptRichText; |
2497 | } |
2498 | |
2499 | void QWidgetTextControl::setAcceptRichText(bool accept) |
2500 | { |
2501 | Q_D(QWidgetTextControl); |
2502 | d->acceptRichText = accept; |
2503 | } |
2504 | |
2505 | #if QT_CONFIG(textedit) |
2506 | |
2507 | void QWidgetTextControl::(const QList<QTextEdit::ExtraSelection> &selections) |
2508 | { |
2509 | Q_D(QWidgetTextControl); |
2510 | |
2511 | QMultiHash<int, int> hash; |
2512 | for (int i = 0; i < d->extraSelections.count(); ++i) { |
2513 | const QAbstractTextDocumentLayout::Selection &esel = d->extraSelections.at(i); |
2514 | hash.insert(key: esel.cursor.anchor(), value: i); |
2515 | } |
2516 | |
2517 | for (int i = 0; i < selections.count(); ++i) { |
2518 | const QTextEdit::ExtraSelection &sel = selections.at(i); |
2519 | const auto it = hash.constFind(key: sel.cursor.anchor()); |
2520 | if (it != hash.cend()) { |
2521 | const QAbstractTextDocumentLayout::Selection &esel = d->extraSelections.at(i: it.value()); |
2522 | if (esel.cursor.position() == sel.cursor.position() |
2523 | && esel.format == sel.format) { |
2524 | hash.erase(it); |
2525 | continue; |
2526 | } |
2527 | } |
2528 | QRectF r = selectionRect(cursor: sel.cursor); |
2529 | if (sel.format.boolProperty(propertyId: QTextFormat::FullWidthSelection)) { |
2530 | r.setLeft(0); |
2531 | r.setWidth(qreal(INT_MAX)); |
2532 | } |
2533 | emit updateRequest(rect: r); |
2534 | } |
2535 | |
2536 | for (QHash<int, int>::iterator it = hash.begin(); it != hash.end(); ++it) { |
2537 | const QAbstractTextDocumentLayout::Selection &esel = d->extraSelections.at(i: it.value()); |
2538 | QRectF r = selectionRect(cursor: esel.cursor); |
2539 | if (esel.format.boolProperty(propertyId: QTextFormat::FullWidthSelection)) { |
2540 | r.setLeft(0); |
2541 | r.setWidth(qreal(INT_MAX)); |
2542 | } |
2543 | emit updateRequest(rect: r); |
2544 | } |
2545 | |
2546 | d->extraSelections.resize(size: selections.count()); |
2547 | for (int i = 0; i < selections.count(); ++i) { |
2548 | d->extraSelections[i].cursor = selections.at(i).cursor; |
2549 | d->extraSelections[i].format = selections.at(i).format; |
2550 | } |
2551 | } |
2552 | |
2553 | QList<QTextEdit::ExtraSelection> QWidgetTextControl::() const |
2554 | { |
2555 | Q_D(const QWidgetTextControl); |
2556 | QList<QTextEdit::ExtraSelection> selections; |
2557 | const int = d->extraSelections.count(); |
2558 | selections.reserve(size: numExtraSelections); |
2559 | for (int i = 0; i < numExtraSelections; ++i) { |
2560 | QTextEdit::ExtraSelection sel; |
2561 | const QAbstractTextDocumentLayout::Selection &sel2 = d->extraSelections.at(i); |
2562 | sel.cursor = sel2.cursor; |
2563 | sel.format = sel2.format; |
2564 | selections.append(t: sel); |
2565 | } |
2566 | return selections; |
2567 | } |
2568 | |
2569 | #endif // QT_CONFIG(textedit) |
2570 | |
2571 | void QWidgetTextControl::setTextWidth(qreal width) |
2572 | { |
2573 | Q_D(QWidgetTextControl); |
2574 | d->doc->setTextWidth(width); |
2575 | } |
2576 | |
2577 | qreal QWidgetTextControl::textWidth() const |
2578 | { |
2579 | Q_D(const QWidgetTextControl); |
2580 | return d->doc->textWidth(); |
2581 | } |
2582 | |
2583 | QSizeF QWidgetTextControl::size() const |
2584 | { |
2585 | Q_D(const QWidgetTextControl); |
2586 | return d->doc->size(); |
2587 | } |
2588 | |
2589 | void QWidgetTextControl::setOpenExternalLinks(bool open) |
2590 | { |
2591 | Q_D(QWidgetTextControl); |
2592 | d->openExternalLinks = open; |
2593 | } |
2594 | |
2595 | bool QWidgetTextControl::openExternalLinks() const |
2596 | { |
2597 | Q_D(const QWidgetTextControl); |
2598 | return d->openExternalLinks; |
2599 | } |
2600 | |
2601 | bool QWidgetTextControl::ignoreUnusedNavigationEvents() const |
2602 | { |
2603 | Q_D(const QWidgetTextControl); |
2604 | return d->ignoreUnusedNavigationEvents; |
2605 | } |
2606 | |
2607 | void QWidgetTextControl::setIgnoreUnusedNavigationEvents(bool ignore) |
2608 | { |
2609 | Q_D(QWidgetTextControl); |
2610 | d->ignoreUnusedNavigationEvents = ignore; |
2611 | } |
2612 | |
2613 | void QWidgetTextControl::moveCursor(QTextCursor::MoveOperation op, QTextCursor::MoveMode mode) |
2614 | { |
2615 | Q_D(QWidgetTextControl); |
2616 | const QTextCursor oldSelection = d->cursor; |
2617 | const bool moved = d->cursor.movePosition(op, mode); |
2618 | d->_q_updateCurrentCharFormatAndSelection(); |
2619 | ensureCursorVisible(); |
2620 | d->repaintOldAndNewSelection(oldSelection); |
2621 | if (moved) |
2622 | emit cursorPositionChanged(); |
2623 | } |
2624 | |
2625 | bool QWidgetTextControl::canPaste() const |
2626 | { |
2627 | #ifndef QT_NO_CLIPBOARD |
2628 | Q_D(const QWidgetTextControl); |
2629 | if (d->interactionFlags & Qt::TextEditable) { |
2630 | const QMimeData *md = QGuiApplication::clipboard()->mimeData(); |
2631 | return md && canInsertFromMimeData(source: md); |
2632 | } |
2633 | #endif |
2634 | return false; |
2635 | } |
2636 | |
2637 | void QWidgetTextControl::setCursorIsFocusIndicator(bool b) |
2638 | { |
2639 | Q_D(QWidgetTextControl); |
2640 | d->cursorIsFocusIndicator = b; |
2641 | d->repaintCursor(); |
2642 | } |
2643 | |
2644 | bool QWidgetTextControl::cursorIsFocusIndicator() const |
2645 | { |
2646 | Q_D(const QWidgetTextControl); |
2647 | return d->cursorIsFocusIndicator; |
2648 | } |
2649 | |
2650 | |
2651 | void QWidgetTextControl::setDragEnabled(bool enabled) |
2652 | { |
2653 | Q_D(QWidgetTextControl); |
2654 | d->dragEnabled = enabled; |
2655 | } |
2656 | |
2657 | bool QWidgetTextControl::isDragEnabled() const |
2658 | { |
2659 | Q_D(const QWidgetTextControl); |
2660 | return d->dragEnabled; |
2661 | } |
2662 | |
2663 | void QWidgetTextControl::setWordSelectionEnabled(bool enabled) |
2664 | { |
2665 | Q_D(QWidgetTextControl); |
2666 | d->wordSelectionEnabled = enabled; |
2667 | } |
2668 | |
2669 | bool QWidgetTextControl::isWordSelectionEnabled() const |
2670 | { |
2671 | Q_D(const QWidgetTextControl); |
2672 | return d->wordSelectionEnabled; |
2673 | } |
2674 | |
2675 | bool QWidgetTextControl::isPreediting() |
2676 | { |
2677 | return d_func()->isPreediting(); |
2678 | } |
2679 | |
2680 | #ifndef QT_NO_PRINTER |
2681 | void QWidgetTextControl::print(QPagedPaintDevice *printer) const |
2682 | { |
2683 | Q_D(const QWidgetTextControl); |
2684 | if (!printer) |
2685 | return; |
2686 | QTextDocument *tempDoc = nullptr; |
2687 | const QTextDocument *doc = d->doc; |
2688 | if (QPagedPaintDevicePrivate::get(pd: printer)->printSelectionOnly) { |
2689 | if (!d->cursor.hasSelection()) |
2690 | return; |
2691 | tempDoc = new QTextDocument(const_cast<QTextDocument *>(doc)); |
2692 | tempDoc->setMetaInformation(info: QTextDocument::DocumentTitle, doc->metaInformation(info: QTextDocument::DocumentTitle)); |
2693 | tempDoc->setPageSize(doc->pageSize()); |
2694 | tempDoc->setDefaultFont(doc->defaultFont()); |
2695 | tempDoc->setUseDesignMetrics(doc->useDesignMetrics()); |
2696 | QTextCursor(tempDoc).insertFragment(fragment: d->cursor.selection()); |
2697 | doc = tempDoc; |
2698 | |
2699 | // copy the custom object handlers |
2700 | doc->documentLayout()->d_func()->handlers = d->doc->documentLayout()->d_func()->handlers; |
2701 | } |
2702 | doc->print(printer); |
2703 | delete tempDoc; |
2704 | } |
2705 | #endif |
2706 | |
2707 | QMimeData *QWidgetTextControl::createMimeDataFromSelection() const |
2708 | { |
2709 | Q_D(const QWidgetTextControl); |
2710 | const QTextDocumentFragment fragment(d->cursor); |
2711 | return new QTextEditMimeData(fragment); |
2712 | } |
2713 | |
2714 | bool QWidgetTextControl::canInsertFromMimeData(const QMimeData *source) const |
2715 | { |
2716 | Q_D(const QWidgetTextControl); |
2717 | if (d->acceptRichText) |
2718 | return (source->hasText() && !source->text().isEmpty()) |
2719 | || source->hasHtml() |
2720 | || source->hasFormat(mimetype: QLatin1String("application/x-qrichtext" )) |
2721 | || source->hasFormat(mimetype: QLatin1String("application/x-qt-richtext" )); |
2722 | else |
2723 | return source->hasText() && !source->text().isEmpty(); |
2724 | } |
2725 | |
2726 | void QWidgetTextControl::insertFromMimeData(const QMimeData *source) |
2727 | { |
2728 | Q_D(QWidgetTextControl); |
2729 | if (!(d->interactionFlags & Qt::TextEditable) || !source) |
2730 | return; |
2731 | |
2732 | bool hasData = false; |
2733 | QTextDocumentFragment fragment; |
2734 | #ifndef QT_NO_TEXTHTMLPARSER |
2735 | if (source->hasFormat(mimetype: QLatin1String("application/x-qrichtext" )) && d->acceptRichText) { |
2736 | // x-qrichtext is always UTF-8 (taken from Qt3 since we don't use it anymore). |
2737 | const QString richtext = QLatin1String("<meta name=\"qrichtext\" content=\"1\" />" ) |
2738 | + QString::fromUtf8(str: source->data(mimetype: QLatin1String("application/x-qrichtext" ))); |
2739 | fragment = QTextDocumentFragment::fromHtml(html: richtext, resourceProvider: d->doc); |
2740 | hasData = true; |
2741 | } else if (source->hasHtml() && d->acceptRichText) { |
2742 | fragment = QTextDocumentFragment::fromHtml(html: source->html(), resourceProvider: d->doc); |
2743 | hasData = true; |
2744 | } else { |
2745 | QString text = source->text(); |
2746 | if (!text.isNull()) { |
2747 | fragment = QTextDocumentFragment::fromPlainText(plainText: text); |
2748 | hasData = true; |
2749 | } |
2750 | } |
2751 | #else |
2752 | fragment = QTextDocumentFragment::fromPlainText(source->text()); |
2753 | #endif // QT_NO_TEXTHTMLPARSER |
2754 | |
2755 | if (hasData) |
2756 | d->cursor.insertFragment(fragment); |
2757 | ensureCursorVisible(); |
2758 | } |
2759 | |
2760 | bool QWidgetTextControl::findNextPrevAnchor(const QTextCursor &startCursor, bool next, QTextCursor &newAnchor) |
2761 | { |
2762 | Q_D(QWidgetTextControl); |
2763 | |
2764 | int anchorStart = -1; |
2765 | QString anchorHref; |
2766 | int anchorEnd = -1; |
2767 | |
2768 | if (next) { |
2769 | const int startPos = startCursor.selectionEnd(); |
2770 | |
2771 | QTextBlock block = d->doc->findBlock(pos: startPos); |
2772 | QTextBlock::Iterator it = block.begin(); |
2773 | |
2774 | while (!it.atEnd() && it.fragment().position() < startPos) |
2775 | ++it; |
2776 | |
2777 | while (block.isValid()) { |
2778 | anchorStart = -1; |
2779 | |
2780 | // find next anchor |
2781 | for (; !it.atEnd(); ++it) { |
2782 | const QTextFragment fragment = it.fragment(); |
2783 | const QTextCharFormat fmt = fragment.charFormat(); |
2784 | |
2785 | if (fmt.isAnchor() && fmt.hasProperty(propertyId: QTextFormat::AnchorHref)) { |
2786 | anchorStart = fragment.position(); |
2787 | anchorHref = fmt.anchorHref(); |
2788 | break; |
2789 | } |
2790 | } |
2791 | |
2792 | if (anchorStart != -1) { |
2793 | anchorEnd = -1; |
2794 | |
2795 | // find next non-anchor fragment |
2796 | for (; !it.atEnd(); ++it) { |
2797 | const QTextFragment fragment = it.fragment(); |
2798 | const QTextCharFormat fmt = fragment.charFormat(); |
2799 | |
2800 | if (!fmt.isAnchor() || fmt.anchorHref() != anchorHref) { |
2801 | anchorEnd = fragment.position(); |
2802 | break; |
2803 | } |
2804 | } |
2805 | |
2806 | if (anchorEnd == -1) |
2807 | anchorEnd = block.position() + block.length() - 1; |
2808 | |
2809 | // make found selection |
2810 | break; |
2811 | } |
2812 | |
2813 | block = block.next(); |
2814 | it = block.begin(); |
2815 | } |
2816 | } else { |
2817 | int startPos = startCursor.selectionStart(); |
2818 | if (startPos > 0) |
2819 | --startPos; |
2820 | |
2821 | QTextBlock block = d->doc->findBlock(pos: startPos); |
2822 | QTextBlock::Iterator blockStart = block.begin(); |
2823 | QTextBlock::Iterator it = block.end(); |
2824 | |
2825 | if (startPos == block.position()) { |
2826 | it = block.begin(); |
2827 | } else { |
2828 | do { |
2829 | if (it == blockStart) { |
2830 | it = QTextBlock::Iterator(); |
2831 | block = QTextBlock(); |
2832 | } else { |
2833 | --it; |
2834 | } |
2835 | } while (!it.atEnd() && it.fragment().position() + it.fragment().length() - 1 > startPos); |
2836 | } |
2837 | |
2838 | while (block.isValid()) { |
2839 | anchorStart = -1; |
2840 | |
2841 | if (!it.atEnd()) { |
2842 | do { |
2843 | const QTextFragment fragment = it.fragment(); |
2844 | const QTextCharFormat fmt = fragment.charFormat(); |
2845 | |
2846 | if (fmt.isAnchor() && fmt.hasProperty(propertyId: QTextFormat::AnchorHref)) { |
2847 | anchorStart = fragment.position() + fragment.length(); |
2848 | anchorHref = fmt.anchorHref(); |
2849 | break; |
2850 | } |
2851 | |
2852 | if (it == blockStart) |
2853 | it = QTextBlock::Iterator(); |
2854 | else |
2855 | --it; |
2856 | } while (!it.atEnd()); |
2857 | } |
2858 | |
2859 | if (anchorStart != -1 && !it.atEnd()) { |
2860 | anchorEnd = -1; |
2861 | |
2862 | do { |
2863 | const QTextFragment fragment = it.fragment(); |
2864 | const QTextCharFormat fmt = fragment.charFormat(); |
2865 | |
2866 | if (!fmt.isAnchor() || fmt.anchorHref() != anchorHref) { |
2867 | anchorEnd = fragment.position() + fragment.length(); |
2868 | break; |
2869 | } |
2870 | |
2871 | if (it == blockStart) |
2872 | it = QTextBlock::Iterator(); |
2873 | else |
2874 | --it; |
2875 | } while (!it.atEnd()); |
2876 | |
2877 | if (anchorEnd == -1) |
2878 | anchorEnd = qMax(a: 0, b: block.position()); |
2879 | |
2880 | break; |
2881 | } |
2882 | |
2883 | block = block.previous(); |
2884 | it = block.end(); |
2885 | if (it != block.begin()) |
2886 | --it; |
2887 | blockStart = block.begin(); |
2888 | } |
2889 | |
2890 | } |
2891 | |
2892 | if (anchorStart != -1 && anchorEnd != -1) { |
2893 | newAnchor = d->cursor; |
2894 | newAnchor.setPosition(pos: anchorStart); |
2895 | newAnchor.setPosition(pos: anchorEnd, mode: QTextCursor::KeepAnchor); |
2896 | return true; |
2897 | } |
2898 | |
2899 | return false; |
2900 | } |
2901 | |
2902 | void QWidgetTextControlPrivate::activateLinkUnderCursor(QString href) |
2903 | { |
2904 | QTextCursor oldCursor = cursor; |
2905 | |
2906 | if (href.isEmpty()) { |
2907 | QTextCursor tmp = cursor; |
2908 | if (tmp.selectionStart() != tmp.position()) |
2909 | tmp.setPosition(pos: tmp.selectionStart()); |
2910 | tmp.movePosition(op: QTextCursor::NextCharacter); |
2911 | href = tmp.charFormat().anchorHref(); |
2912 | } |
2913 | if (href.isEmpty()) |
2914 | return; |
2915 | |
2916 | if (!cursor.hasSelection()) { |
2917 | QTextBlock block = cursor.block(); |
2918 | const int cursorPos = cursor.position(); |
2919 | |
2920 | QTextBlock::Iterator it = block.begin(); |
2921 | QTextBlock::Iterator linkFragment; |
2922 | |
2923 | for (; !it.atEnd(); ++it) { |
2924 | QTextFragment fragment = it.fragment(); |
2925 | const int fragmentPos = fragment.position(); |
2926 | if (fragmentPos <= cursorPos && |
2927 | fragmentPos + fragment.length() > cursorPos) { |
2928 | linkFragment = it; |
2929 | break; |
2930 | } |
2931 | } |
2932 | |
2933 | if (!linkFragment.atEnd()) { |
2934 | it = linkFragment; |
2935 | cursor.setPosition(pos: it.fragment().position()); |
2936 | if (it != block.begin()) { |
2937 | do { |
2938 | --it; |
2939 | QTextFragment fragment = it.fragment(); |
2940 | if (fragment.charFormat().anchorHref() != href) |
2941 | break; |
2942 | cursor.setPosition(pos: fragment.position()); |
2943 | } while (it != block.begin()); |
2944 | } |
2945 | |
2946 | for (it = linkFragment; !it.atEnd(); ++it) { |
2947 | QTextFragment fragment = it.fragment(); |
2948 | if (fragment.charFormat().anchorHref() != href) |
2949 | break; |
2950 | cursor.setPosition(pos: fragment.position() + fragment.length(), mode: QTextCursor::KeepAnchor); |
2951 | } |
2952 | } |
2953 | } |
2954 | |
2955 | if (hasFocus) { |
2956 | cursorIsFocusIndicator = true; |
2957 | } else { |
2958 | cursorIsFocusIndicator = false; |
2959 | cursor.clearSelection(); |
2960 | } |
2961 | repaintOldAndNewSelection(oldSelection: oldCursor); |
2962 | |
2963 | #ifndef QT_NO_DESKTOPSERVICES |
2964 | if (openExternalLinks) |
2965 | QDesktopServices::openUrl(url: href); |
2966 | else |
2967 | #endif |
2968 | emit q_func()->linkActivated(link: href); |
2969 | } |
2970 | |
2971 | #ifndef QT_NO_TOOLTIP |
2972 | void QWidgetTextControlPrivate::showToolTip(const QPoint &globalPos, const QPointF &pos, QWidget *contextWidget) |
2973 | { |
2974 | const QString toolTip = q_func()->cursorForPosition(pos).charFormat().toolTip(); |
2975 | if (toolTip.isEmpty()) |
2976 | return; |
2977 | QToolTip::showText(pos: globalPos, text: toolTip, w: contextWidget); |
2978 | } |
2979 | #endif // QT_NO_TOOLTIP |
2980 | |
2981 | bool QWidgetTextControlPrivate::isPreediting() const |
2982 | { |
2983 | QTextLayout *layout = cursor.block().layout(); |
2984 | if (layout && !layout->preeditAreaText().isEmpty()) |
2985 | return true; |
2986 | |
2987 | return false; |
2988 | } |
2989 | |
2990 | void QWidgetTextControlPrivate::commitPreedit() |
2991 | { |
2992 | if (!isPreediting()) |
2993 | return; |
2994 | |
2995 | QGuiApplication::inputMethod()->commit(); |
2996 | |
2997 | if (!isPreediting()) |
2998 | return; |
2999 | |
3000 | cursor.beginEditBlock(); |
3001 | preeditCursor = 0; |
3002 | QTextBlock block = cursor.block(); |
3003 | QTextLayout *layout = block.layout(); |
3004 | layout->setPreeditArea(position: -1, text: QString()); |
3005 | layout->clearFormats(); |
3006 | cursor.endEditBlock(); |
3007 | } |
3008 | |
3009 | bool QWidgetTextControl::setFocusToNextOrPreviousAnchor(bool next) |
3010 | { |
3011 | Q_D(QWidgetTextControl); |
3012 | |
3013 | if (!(d->interactionFlags & Qt::LinksAccessibleByKeyboard)) |
3014 | return false; |
3015 | |
3016 | QRectF crect = selectionRect(); |
3017 | emit updateRequest(rect: crect); |
3018 | |
3019 | // If we don't have a current anchor, we start from the start/end |
3020 | if (!d->cursor.hasSelection()) { |
3021 | d->cursor = QTextCursor(d->doc); |
3022 | if (next) |
3023 | d->cursor.movePosition(op: QTextCursor::Start); |
3024 | else |
3025 | d->cursor.movePosition(op: QTextCursor::End); |
3026 | } |
3027 | |
3028 | QTextCursor newAnchor; |
3029 | if (findNextPrevAnchor(startCursor: d->cursor, next, newAnchor)) { |
3030 | d->cursor = newAnchor; |
3031 | d->cursorIsFocusIndicator = true; |
3032 | } else { |
3033 | d->cursor.clearSelection(); |
3034 | } |
3035 | |
3036 | if (d->cursor.hasSelection()) { |
3037 | crect = selectionRect(); |
3038 | emit updateRequest(rect: crect); |
3039 | emit visibilityRequest(rect: crect); |
3040 | return true; |
3041 | } else { |
3042 | return false; |
3043 | } |
3044 | } |
3045 | |
3046 | bool QWidgetTextControl::setFocusToAnchor(const QTextCursor &newCursor) |
3047 | { |
3048 | Q_D(QWidgetTextControl); |
3049 | |
3050 | if (!(d->interactionFlags & Qt::LinksAccessibleByKeyboard)) |
3051 | return false; |
3052 | |
3053 | // Verify that this is an anchor. |
3054 | const QString anchorHref = d->anchorForCursor(anchorCursor: newCursor); |
3055 | if (anchorHref.isEmpty()) |
3056 | return false; |
3057 | |
3058 | // and process it |
3059 | QRectF crect = selectionRect(); |
3060 | emit updateRequest(rect: crect); |
3061 | |
3062 | d->cursor.setPosition(pos: newCursor.selectionStart()); |
3063 | d->cursor.setPosition(pos: newCursor.selectionEnd(), mode: QTextCursor::KeepAnchor); |
3064 | d->cursorIsFocusIndicator = true; |
3065 | |
3066 | crect = selectionRect(); |
3067 | emit updateRequest(rect: crect); |
3068 | emit visibilityRequest(rect: crect); |
3069 | return true; |
3070 | } |
3071 | |
3072 | void QWidgetTextControl::setTextInteractionFlags(Qt::TextInteractionFlags flags) |
3073 | { |
3074 | Q_D(QWidgetTextControl); |
3075 | if (flags == d->interactionFlags) |
3076 | return; |
3077 | d->interactionFlags = flags; |
3078 | |
3079 | if (d->hasFocus) |
3080 | d->setCursorVisible(flags & Qt::TextEditable); |
3081 | } |
3082 | |
3083 | Qt::TextInteractionFlags QWidgetTextControl::textInteractionFlags() const |
3084 | { |
3085 | Q_D(const QWidgetTextControl); |
3086 | return d->interactionFlags; |
3087 | } |
3088 | |
3089 | void QWidgetTextControl::mergeCurrentCharFormat(const QTextCharFormat &modifier) |
3090 | { |
3091 | Q_D(QWidgetTextControl); |
3092 | d->cursor.mergeCharFormat(modifier); |
3093 | d->updateCurrentCharFormat(); |
3094 | } |
3095 | |
3096 | void QWidgetTextControl::setCurrentCharFormat(const QTextCharFormat &format) |
3097 | { |
3098 | Q_D(QWidgetTextControl); |
3099 | d->cursor.setCharFormat(format); |
3100 | d->updateCurrentCharFormat(); |
3101 | } |
3102 | |
3103 | QTextCharFormat QWidgetTextControl::currentCharFormat() const |
3104 | { |
3105 | Q_D(const QWidgetTextControl); |
3106 | return d->cursor.charFormat(); |
3107 | } |
3108 | |
3109 | void QWidgetTextControl::insertPlainText(const QString &text) |
3110 | { |
3111 | Q_D(QWidgetTextControl); |
3112 | d->cursor.insertText(text); |
3113 | } |
3114 | |
3115 | #ifndef QT_NO_TEXTHTMLPARSER |
3116 | void QWidgetTextControl::insertHtml(const QString &text) |
3117 | { |
3118 | Q_D(QWidgetTextControl); |
3119 | d->cursor.insertHtml(html: text); |
3120 | } |
3121 | #endif // QT_NO_TEXTHTMLPARSER |
3122 | |
3123 | QPointF QWidgetTextControl::anchorPosition(const QString &name) const |
3124 | { |
3125 | Q_D(const QWidgetTextControl); |
3126 | if (name.isEmpty()) |
3127 | return QPointF(); |
3128 | |
3129 | QRectF r; |
3130 | for (QTextBlock block = d->doc->begin(); block.isValid(); block = block.next()) { |
3131 | QTextCharFormat format = block.charFormat(); |
3132 | if (format.isAnchor() && format.anchorNames().contains(str: name)) { |
3133 | r = d->rectForPosition(position: block.position()); |
3134 | break; |
3135 | } |
3136 | |
3137 | for (QTextBlock::Iterator it = block.begin(); !it.atEnd(); ++it) { |
3138 | QTextFragment fragment = it.fragment(); |
3139 | format = fragment.charFormat(); |
3140 | if (format.isAnchor() && format.anchorNames().contains(str: name)) { |
3141 | r = d->rectForPosition(position: fragment.position()); |
3142 | block = QTextBlock(); |
3143 | break; |
3144 | } |
3145 | } |
3146 | } |
3147 | if (!r.isValid()) |
3148 | return QPointF(); |
3149 | return QPointF(0, r.top()); |
3150 | } |
3151 | |
3152 | void QWidgetTextControl::adjustSize() |
3153 | { |
3154 | Q_D(QWidgetTextControl); |
3155 | d->doc->adjustSize(); |
3156 | } |
3157 | |
3158 | bool QWidgetTextControl::find(const QString &exp, QTextDocument::FindFlags options) |
3159 | { |
3160 | Q_D(QWidgetTextControl); |
3161 | QTextCursor search = d->doc->find(subString: exp, cursor: d->cursor, options); |
3162 | if (search.isNull()) |
3163 | return false; |
3164 | |
3165 | setTextCursor(cursor: search); |
3166 | return true; |
3167 | } |
3168 | |
3169 | #ifndef QT_NO_REGEXP |
3170 | bool QWidgetTextControl::find(const QRegExp &exp, QTextDocument::FindFlags options) |
3171 | { |
3172 | Q_D(QWidgetTextControl); |
3173 | QTextCursor search = d->doc->find(expr: exp, cursor: d->cursor, options); |
3174 | if (search.isNull()) |
3175 | return false; |
3176 | |
3177 | setTextCursor(cursor: search); |
3178 | return true; |
3179 | } |
3180 | #endif |
3181 | |
3182 | #if QT_CONFIG(regularexpression) |
3183 | bool QWidgetTextControl::find(const QRegularExpression &exp, QTextDocument::FindFlags options) |
3184 | { |
3185 | Q_D(QWidgetTextControl); |
3186 | QTextCursor search = d->doc->find(expr: exp, cursor: d->cursor, options); |
3187 | if (search.isNull()) |
3188 | return false; |
3189 | |
3190 | setTextCursor(cursor: search); |
3191 | return true; |
3192 | } |
3193 | #endif |
3194 | |
3195 | QString QWidgetTextControl::toPlainText() const |
3196 | { |
3197 | return document()->toPlainText(); |
3198 | } |
3199 | |
3200 | #ifndef QT_NO_TEXTHTMLPARSER |
3201 | QString QWidgetTextControl::toHtml() const |
3202 | { |
3203 | return document()->toHtml(); |
3204 | } |
3205 | #endif |
3206 | |
3207 | #if QT_CONFIG(textmarkdownwriter) |
3208 | QString QWidgetTextControl::toMarkdown(QTextDocument::MarkdownFeatures features) const |
3209 | { |
3210 | return document()->toMarkdown(features); |
3211 | } |
3212 | #endif |
3213 | |
3214 | void QWidgetTextControlPrivate::append(const QString &text, Qt::TextFormat format) |
3215 | { |
3216 | QTextCursor tmp(doc); |
3217 | tmp.beginEditBlock(); |
3218 | tmp.movePosition(op: QTextCursor::End); |
3219 | |
3220 | if (!doc->isEmpty()) |
3221 | tmp.insertBlock(format: cursor.blockFormat(), charFormat: cursor.charFormat()); |
3222 | else |
3223 | tmp.setCharFormat(cursor.charFormat()); |
3224 | |
3225 | // preserve the char format |
3226 | QTextCharFormat oldCharFormat = cursor.charFormat(); |
3227 | |
3228 | #ifndef QT_NO_TEXTHTMLPARSER |
3229 | if (format == Qt::RichText || (format == Qt::AutoText && Qt::mightBeRichText(text))) { |
3230 | tmp.insertHtml(html: text); |
3231 | } else { |
3232 | tmp.insertText(text); |
3233 | } |
3234 | #else |
3235 | Q_UNUSED(format); |
3236 | tmp.insertText(text); |
3237 | #endif // QT_NO_TEXTHTMLPARSER |
3238 | if (!cursor.hasSelection()) |
3239 | cursor.setCharFormat(oldCharFormat); |
3240 | |
3241 | tmp.endEditBlock(); |
3242 | } |
3243 | |
3244 | void QWidgetTextControl::append(const QString &text) |
3245 | { |
3246 | Q_D(QWidgetTextControl); |
3247 | d->append(text, format: Qt::AutoText); |
3248 | } |
3249 | |
3250 | void QWidgetTextControl::appendHtml(const QString &html) |
3251 | { |
3252 | Q_D(QWidgetTextControl); |
3253 | d->append(text: html, format: Qt::RichText); |
3254 | } |
3255 | |
3256 | void QWidgetTextControl::appendPlainText(const QString &text) |
3257 | { |
3258 | Q_D(QWidgetTextControl); |
3259 | d->append(text, format: Qt::PlainText); |
3260 | } |
3261 | |
3262 | |
3263 | void QWidgetTextControl::ensureCursorVisible() |
3264 | { |
3265 | Q_D(QWidgetTextControl); |
3266 | QRectF crect = d->rectForPosition(position: d->cursor.position()).adjusted(xp1: -5, yp1: 0, xp2: 5, yp2: 0); |
3267 | emit visibilityRequest(rect: crect); |
3268 | emit microFocusChanged(); |
3269 | } |
3270 | |
3271 | QPalette QWidgetTextControl::palette() const |
3272 | { |
3273 | Q_D(const QWidgetTextControl); |
3274 | return d->palette; |
3275 | } |
3276 | |
3277 | void QWidgetTextControl::setPalette(const QPalette &pal) |
3278 | { |
3279 | Q_D(QWidgetTextControl); |
3280 | d->palette = pal; |
3281 | } |
3282 | |
3283 | QAbstractTextDocumentLayout::PaintContext QWidgetTextControl::getPaintContext(QWidget *widget) const |
3284 | { |
3285 | Q_D(const QWidgetTextControl); |
3286 | |
3287 | QAbstractTextDocumentLayout::PaintContext ctx; |
3288 | |
3289 | ctx.selections = d->extraSelections; |
3290 | ctx.palette = d->palette; |
3291 | #if QT_CONFIG(style_stylesheet) |
3292 | if (widget) { |
3293 | if (auto cssStyle = qt_styleSheet(style: widget->style())) { |
3294 | QStyleOption option; |
3295 | option.initFrom(w: widget); |
3296 | cssStyle->styleSheetPalette(w: widget, opt: &option, pal: &ctx.palette); |
3297 | } |
3298 | } |
3299 | #endif // style_stylesheet |
3300 | if (d->cursorOn && d->isEnabled) { |
3301 | if (d->hideCursor) |
3302 | ctx.cursorPosition = -1; |
3303 | else if (d->preeditCursor != 0) |
3304 | ctx.cursorPosition = - (d->preeditCursor + 2); |
3305 | else |
3306 | ctx.cursorPosition = d->cursor.position(); |
3307 | } |
3308 | |
3309 | if (!d->dndFeedbackCursor.isNull()) |
3310 | ctx.cursorPosition = d->dndFeedbackCursor.position(); |
3311 | #ifdef QT_KEYPAD_NAVIGATION |
3312 | if (!QApplicationPrivate::keypadNavigationEnabled() || d->hasEditFocus) |
3313 | #endif |
3314 | if (d->cursor.hasSelection()) { |
3315 | QAbstractTextDocumentLayout::Selection selection; |
3316 | selection.cursor = d->cursor; |
3317 | if (d->cursorIsFocusIndicator) { |
3318 | QStyleOption opt; |
3319 | opt.palette = ctx.palette; |
3320 | QStyleHintReturnVariant ret; |
3321 | QStyle *style = QApplication::style(); |
3322 | if (widget) |
3323 | style = widget->style(); |
3324 | style->styleHint(stylehint: QStyle::SH_TextControl_FocusIndicatorTextCharFormat, opt: &opt, widget, returnData: &ret); |
3325 | selection.format = qvariant_cast<QTextFormat>(v: ret.variant).toCharFormat(); |
3326 | } else { |
3327 | QPalette::ColorGroup cg = d->hasFocus ? QPalette::Active : QPalette::Inactive; |
3328 | selection.format.setBackground(ctx.palette.brush(cg, cr: QPalette::Highlight)); |
3329 | selection.format.setForeground(ctx.palette.brush(cg, cr: QPalette::HighlightedText)); |
3330 | QStyleOption opt; |
3331 | QStyle *style = QApplication::style(); |
3332 | if (widget) { |
3333 | opt.initFrom(w: widget); |
3334 | style = widget->style(); |
3335 | } |
3336 | if (style->styleHint(stylehint: QStyle::SH_RichText_FullWidthSelection, opt: &opt, widget)) |
3337 | selection.format.setProperty(propertyId: QTextFormat::FullWidthSelection, value: true); |
3338 | } |
3339 | ctx.selections.append(t: selection); |
3340 | } |
3341 | |
3342 | return ctx; |
3343 | } |
3344 | |
3345 | void QWidgetTextControl::drawContents(QPainter *p, const QRectF &rect, QWidget *widget) |
3346 | { |
3347 | Q_D(QWidgetTextControl); |
3348 | p->save(); |
3349 | QAbstractTextDocumentLayout::PaintContext ctx = getPaintContext(widget); |
3350 | if (rect.isValid()) |
3351 | p->setClipRect(rect, op: Qt::IntersectClip); |
3352 | ctx.clip = rect; |
3353 | |
3354 | d->doc->documentLayout()->draw(painter: p, context: ctx); |
3355 | p->restore(); |
3356 | } |
3357 | |
3358 | void QWidgetTextControlPrivate::_q_copyLink() |
3359 | { |
3360 | #ifndef QT_NO_CLIPBOARD |
3361 | QMimeData *md = new QMimeData; |
3362 | md->setText(linkToCopy); |
3363 | QGuiApplication::clipboard()->setMimeData(data: md); |
3364 | #endif |
3365 | } |
3366 | |
3367 | int QWidgetTextControl::hitTest(const QPointF &point, Qt::HitTestAccuracy accuracy) const |
3368 | { |
3369 | Q_D(const QWidgetTextControl); |
3370 | return d->doc->documentLayout()->hitTest(point, accuracy); |
3371 | } |
3372 | |
3373 | QRectF QWidgetTextControl::blockBoundingRect(const QTextBlock &block) const |
3374 | { |
3375 | Q_D(const QWidgetTextControl); |
3376 | return d->doc->documentLayout()->blockBoundingRect(block); |
3377 | } |
3378 | |
3379 | #ifndef QT_NO_CONTEXTMENU |
3380 | #define NUM_CONTROL_CHARACTERS 14 |
3381 | const struct QUnicodeControlCharacter { |
3382 | const char *text; |
3383 | ushort character; |
3384 | } qt_controlCharacters[NUM_CONTROL_CHARACTERS] = { |
3385 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "LRM Left-to-right mark" ), .character: 0x200e }, |
3386 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "RLM Right-to-left mark" ), .character: 0x200f }, |
3387 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "ZWJ Zero width joiner" ), .character: 0x200d }, |
3388 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "ZWNJ Zero width non-joiner" ), .character: 0x200c }, |
3389 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "ZWSP Zero width space" ), .character: 0x200b }, |
3390 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "LRE Start of left-to-right embedding" ), .character: 0x202a }, |
3391 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "RLE Start of right-to-left embedding" ), .character: 0x202b }, |
3392 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "LRO Start of left-to-right override" ), .character: 0x202d }, |
3393 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "RLO Start of right-to-left override" ), .character: 0x202e }, |
3394 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "PDF Pop directional formatting" ), .character: 0x202c }, |
3395 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "LRI Left-to-right isolate" ), .character: 0x2066 }, |
3396 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "RLI Right-to-left isolate" ), .character: 0x2067 }, |
3397 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "FSI First strong isolate" ), .character: 0x2068 }, |
3398 | { QT_TRANSLATE_NOOP("QUnicodeControlCharacterMenu" , "PDI Pop directional isolate" ), .character: 0x2069 } |
3399 | }; |
3400 | |
3401 | QUnicodeControlCharacterMenu::(QObject *_editWidget, QWidget *parent) |
3402 | : QMenu(parent), editWidget(_editWidget) |
3403 | { |
3404 | setTitle(tr(s: "Insert Unicode control character" )); |
3405 | for (int i = 0; i < NUM_CONTROL_CHARACTERS; ++i) { |
3406 | addAction(text: tr(s: qt_controlCharacters[i].text), receiver: this, SLOT(menuActionTriggered())); |
3407 | } |
3408 | } |
3409 | |
3410 | void QUnicodeControlCharacterMenu::() |
3411 | { |
3412 | QAction *a = qobject_cast<QAction *>(object: sender()); |
3413 | int idx = actions().indexOf(t: a); |
3414 | if (idx < 0 || idx >= NUM_CONTROL_CHARACTERS) |
3415 | return; |
3416 | QChar c(qt_controlCharacters[idx].character); |
3417 | QString str(c); |
3418 | |
3419 | #if QT_CONFIG(textedit) |
3420 | if (QTextEdit *edit = qobject_cast<QTextEdit *>(object: editWidget)) { |
3421 | edit->insertPlainText(text: str); |
3422 | return; |
3423 | } |
3424 | #endif |
3425 | if (QWidgetTextControl *control = qobject_cast<QWidgetTextControl *>(object: editWidget)) { |
3426 | control->insertPlainText(text: str); |
3427 | } |
3428 | #if QT_CONFIG(lineedit) |
3429 | if (QLineEdit *edit = qobject_cast<QLineEdit *>(object: editWidget)) { |
3430 | edit->insert(str); |
3431 | return; |
3432 | } |
3433 | #endif |
3434 | } |
3435 | #endif // QT_NO_CONTEXTMENU |
3436 | |
3437 | QStringList QTextEditMimeData::formats() const |
3438 | { |
3439 | if (!fragment.isEmpty()) |
3440 | return QStringList() << QString::fromLatin1(str: "text/plain" ) << QString::fromLatin1(str: "text/html" ) |
3441 | #ifndef QT_NO_TEXTODFWRITER |
3442 | << QString::fromLatin1(str: "application/vnd.oasis.opendocument.text" ) |
3443 | #endif |
3444 | ; |
3445 | else |
3446 | return QMimeData::formats(); |
3447 | } |
3448 | |
3449 | QVariant QTextEditMimeData::retrieveData(const QString &mimeType, QVariant::Type type) const |
3450 | { |
3451 | if (!fragment.isEmpty()) |
3452 | setup(); |
3453 | return QMimeData::retrieveData(mimetype: mimeType, preferredType: type); |
3454 | } |
3455 | |
3456 | void QTextEditMimeData::setup() const |
3457 | { |
3458 | QTextEditMimeData *that = const_cast<QTextEditMimeData *>(this); |
3459 | #ifndef QT_NO_TEXTHTMLPARSER |
3460 | that->setData(mimetype: QLatin1String("text/html" ), data: fragment.toHtml(encoding: "utf-8" ).toUtf8()); |
3461 | #endif |
3462 | #ifndef QT_NO_TEXTODFWRITER |
3463 | { |
3464 | QBuffer buffer; |
3465 | QTextDocumentWriter writer(&buffer, "ODF" ); |
3466 | writer.write(fragment); |
3467 | buffer.close(); |
3468 | that->setData(mimetype: QLatin1String("application/vnd.oasis.opendocument.text" ), data: buffer.data()); |
3469 | } |
3470 | #endif |
3471 | that->setText(fragment.toPlainText()); |
3472 | fragment = QTextDocumentFragment(); |
3473 | } |
3474 | |
3475 | QT_END_NAMESPACE |
3476 | |
3477 | #include "moc_qwidgettextcontrol_p.cpp" |
3478 | |
3479 | #endif // QT_NO_TEXTCONTROL |
3480 | |