1 | /**************************************************************************** |
2 | ** |
3 | ** Copyright (C) 2016 The Qt Company Ltd. |
4 | ** Copyright (C) 2015 Olivier Goffart <ogoffart@woboq.com> |
5 | ** Contact: https://www.qt.io/licensing/ |
6 | ** |
7 | ** This file is part of the QtWidgets module of the Qt Toolkit. |
8 | ** |
9 | ** $QT_BEGIN_LICENSE:LGPL$ |
10 | ** Commercial License Usage |
11 | ** Licensees holding valid commercial Qt licenses may use this file in |
12 | ** accordance with the commercial license agreement provided with the |
13 | ** Software or, alternatively, in accordance with the terms contained in |
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16 | ** information use the contact form at https://www.qt.io/contact-us. |
17 | ** |
18 | ** GNU Lesser General Public License Usage |
19 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
20 | ** General Public License version 3 as published by the Free Software |
21 | ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
22 | ** packaging of this file. Please review the following information to |
23 | ** ensure the GNU Lesser General Public License version 3 requirements |
24 | ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
25 | ** |
26 | ** GNU General Public License Usage |
27 | ** Alternatively, this file may be used under the terms of the GNU |
28 | ** General Public License version 2.0 or (at your option) the GNU General |
29 | ** Public license version 3 or any later version approved by the KDE Free |
30 | ** Qt Foundation. The licenses are as published by the Free Software |
31 | ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
32 | ** included in the packaging of this file. Please review the following |
33 | ** information to ensure the GNU General Public License requirements will |
34 | ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
35 | ** https://www.gnu.org/licenses/gpl-3.0.html. |
36 | ** |
37 | ** $QT_END_LICENSE$ |
38 | ** |
39 | ****************************************************************************/ |
40 | |
41 | #include "QtWidgets/qapplication.h" |
42 | #include "QtWidgets/qwidget.h" |
43 | #if QT_CONFIG(tabbar) |
44 | #include "QtWidgets/qtabbar.h" |
45 | #endif |
46 | #include "QtWidgets/qstyle.h" |
47 | #include "QtWidgets/qdesktopwidget.h" |
48 | #include <private/qdesktopwidget_p.h> |
49 | #include "QtWidgets/qapplication.h" |
50 | #include "QtCore/qvariant.h" |
51 | #include "qdockarealayout_p.h" |
52 | #include "qdockwidget.h" |
53 | #include "qmainwindow.h" |
54 | #include "qwidgetanimator_p.h" |
55 | #include "qmainwindowlayout_p.h" |
56 | #include "qmenu_p.h" |
57 | #include "qdockwidget_p.h" |
58 | #include <private/qlayoutengine_p.h> |
59 | |
60 | #include <qpainter.h> |
61 | #include <qstyleoption.h> |
62 | |
63 | QT_BEGIN_NAMESPACE |
64 | |
65 | // qmainwindow.cpp |
66 | extern QMainWindowLayout *qt_mainwindow_layout(const QMainWindow *window); |
67 | |
68 | enum { StateFlagVisible = 1, StateFlagFloating = 2 }; |
69 | |
70 | /****************************************************************************** |
71 | ** QPlaceHolderItem |
72 | */ |
73 | |
74 | QPlaceHolderItem::QPlaceHolderItem(QWidget *w) |
75 | { |
76 | objectName = w->objectName(); |
77 | hidden = w->isHidden(); |
78 | window = w->isWindow(); |
79 | if (window) |
80 | topLevelRect = w->geometry(); |
81 | } |
82 | |
83 | /****************************************************************************** |
84 | ** QDockAreaLayoutItem |
85 | */ |
86 | |
87 | QDockAreaLayoutItem::QDockAreaLayoutItem(QLayoutItem *_widgetItem) |
88 | : widgetItem(_widgetItem), subinfo(nullptr), placeHolderItem(nullptr), pos(0), size(-1), flags(NoFlags) |
89 | { |
90 | } |
91 | |
92 | QDockAreaLayoutItem::QDockAreaLayoutItem(QDockAreaLayoutInfo *_subinfo) |
93 | : widgetItem(nullptr), subinfo(_subinfo), placeHolderItem(nullptr), pos(0), size(-1), flags(NoFlags) |
94 | { |
95 | } |
96 | |
97 | QDockAreaLayoutItem::QDockAreaLayoutItem(QPlaceHolderItem *_placeHolderItem) |
98 | : widgetItem(nullptr), subinfo(nullptr), placeHolderItem(_placeHolderItem), pos(0), size(-1), flags(NoFlags) |
99 | { |
100 | } |
101 | |
102 | QDockAreaLayoutItem::QDockAreaLayoutItem(const QDockAreaLayoutItem &other) |
103 | : widgetItem(other.widgetItem), subinfo(nullptr), placeHolderItem(nullptr), pos(other.pos), |
104 | size(other.size), flags(other.flags) |
105 | { |
106 | if (other.subinfo != nullptr) |
107 | subinfo = new QDockAreaLayoutInfo(*other.subinfo); |
108 | else if (other.placeHolderItem != nullptr) |
109 | placeHolderItem = new QPlaceHolderItem(*other.placeHolderItem); |
110 | } |
111 | |
112 | QDockAreaLayoutItem::~QDockAreaLayoutItem() |
113 | { |
114 | delete subinfo; |
115 | delete placeHolderItem; |
116 | } |
117 | |
118 | bool QDockAreaLayoutItem::skip() const |
119 | { |
120 | if (placeHolderItem != nullptr) |
121 | return true; |
122 | |
123 | if (flags & GapItem) |
124 | return false; |
125 | |
126 | if (widgetItem != nullptr) |
127 | return widgetItem->isEmpty(); |
128 | |
129 | if (subinfo != nullptr) { |
130 | for (int i = 0; i < subinfo->item_list.count(); ++i) { |
131 | if (!subinfo->item_list.at(i).skip()) |
132 | return false; |
133 | } |
134 | } |
135 | |
136 | return true; |
137 | } |
138 | |
139 | QSize QDockAreaLayoutItem::minimumSize() const |
140 | { |
141 | if (widgetItem) |
142 | return widgetItem->minimumSize().grownBy(m: widgetItem->widget()->contentsMargins()); |
143 | if (subinfo != nullptr) |
144 | return subinfo->minimumSize(); |
145 | return QSize(0, 0); |
146 | } |
147 | |
148 | QSize QDockAreaLayoutItem::maximumSize() const |
149 | { |
150 | if (widgetItem) |
151 | return widgetItem->maximumSize().grownBy(m: widgetItem->widget()->contentsMargins()); |
152 | if (subinfo != nullptr) |
153 | return subinfo->maximumSize(); |
154 | return QSize(QWIDGETSIZE_MAX, QWIDGETSIZE_MAX); |
155 | } |
156 | |
157 | bool QDockAreaLayoutItem::hasFixedSize(Qt::Orientation o) const |
158 | { |
159 | return perp(o, size: minimumSize()) == perp(o, size: maximumSize()); |
160 | } |
161 | |
162 | bool QDockAreaLayoutItem::expansive(Qt::Orientation o) const |
163 | { |
164 | if ((flags & GapItem) || placeHolderItem != nullptr) |
165 | return false; |
166 | if (widgetItem != nullptr) |
167 | return ((widgetItem->expandingDirections() & o) == o); |
168 | if (subinfo != nullptr) |
169 | return subinfo->expansive(o); |
170 | return false; |
171 | } |
172 | |
173 | QSize QDockAreaLayoutItem::sizeHint() const |
174 | { |
175 | if (placeHolderItem != nullptr) |
176 | return QSize(0, 0); |
177 | if (widgetItem) |
178 | return widgetItem->sizeHint().grownBy(m: widgetItem->widget()->contentsMargins()); |
179 | if (subinfo != nullptr) |
180 | return subinfo->sizeHint(); |
181 | return QSize(-1, -1); |
182 | } |
183 | |
184 | QDockAreaLayoutItem |
185 | &QDockAreaLayoutItem::operator = (const QDockAreaLayoutItem &other) |
186 | { |
187 | widgetItem = other.widgetItem; |
188 | if (other.subinfo == nullptr) |
189 | subinfo = nullptr; |
190 | else |
191 | subinfo = new QDockAreaLayoutInfo(*other.subinfo); |
192 | |
193 | delete placeHolderItem; |
194 | if (other.placeHolderItem == nullptr) |
195 | placeHolderItem = nullptr; |
196 | else |
197 | placeHolderItem = new QPlaceHolderItem(*other.placeHolderItem); |
198 | |
199 | pos = other.pos; |
200 | size = other.size; |
201 | flags = other.flags; |
202 | |
203 | return *this; |
204 | } |
205 | |
206 | /****************************************************************************** |
207 | ** QDockAreaLayoutInfo |
208 | */ |
209 | |
210 | #if QT_CONFIG(tabbar) |
211 | static quintptr tabId(const QDockAreaLayoutItem &item) |
212 | { |
213 | if (item.widgetItem == nullptr) |
214 | return 0; |
215 | return reinterpret_cast<quintptr>(item.widgetItem->widget()); |
216 | } |
217 | #endif |
218 | |
219 | static const int zero = 0; |
220 | |
221 | QDockAreaLayoutInfo::QDockAreaLayoutInfo() |
222 | : sep(&zero), dockPos(QInternal::LeftDock), o(Qt::Horizontal), mainWindow(nullptr) |
223 | #if QT_CONFIG(tabbar) |
224 | , tabbed(false), tabBar(nullptr), tabBarShape(QTabBar::RoundedSouth) |
225 | #endif |
226 | { |
227 | } |
228 | |
229 | QDockAreaLayoutInfo::QDockAreaLayoutInfo(const int *_sep, QInternal::DockPosition _dockPos, |
230 | Qt::Orientation _o, int tbshape, |
231 | QMainWindow *window) |
232 | : sep(_sep), dockPos(_dockPos), o(_o), mainWindow(window) |
233 | #if QT_CONFIG(tabbar) |
234 | , tabbed(false), tabBar(nullptr), tabBarShape(static_cast<QTabBar::Shape>(tbshape)) |
235 | #endif |
236 | { |
237 | #if !QT_CONFIG(tabbar) |
238 | Q_UNUSED(tbshape); |
239 | #endif |
240 | } |
241 | |
242 | QSize QDockAreaLayoutInfo::size() const |
243 | { |
244 | return isEmpty() ? QSize(0, 0) : rect.size(); |
245 | } |
246 | |
247 | void QDockAreaLayoutInfo::clear() |
248 | { |
249 | item_list.clear(); |
250 | rect = QRect(); |
251 | #if QT_CONFIG(tabbar) |
252 | tabbed = false; |
253 | tabBar = nullptr; |
254 | #endif |
255 | } |
256 | |
257 | bool QDockAreaLayoutInfo::isEmpty() const |
258 | { |
259 | return next(idx: -1) == -1; |
260 | } |
261 | |
262 | bool QDockAreaLayoutInfo::onlyHasPlaceholders() const |
263 | { |
264 | for (const QDockAreaLayoutItem &item : item_list) { |
265 | if (!item.placeHolderItem) |
266 | return false; |
267 | } |
268 | |
269 | return true; |
270 | } |
271 | |
272 | QSize QDockAreaLayoutInfo::minimumSize() const |
273 | { |
274 | if (isEmpty()) |
275 | return QSize(0, 0); |
276 | |
277 | int a = 0, b = 0; |
278 | bool first = true; |
279 | for (int i = 0; i < item_list.size(); ++i) { |
280 | const QDockAreaLayoutItem &item = item_list.at(i); |
281 | if (item.skip()) |
282 | continue; |
283 | |
284 | QSize min_size = item.minimumSize(); |
285 | #if QT_CONFIG(tabbar) |
286 | if (tabbed) { |
287 | a = qMax(a, b: pick(o, size: min_size)); |
288 | } else |
289 | #endif |
290 | { |
291 | if (!first) |
292 | a += *sep; |
293 | a += pick(o, size: min_size); |
294 | } |
295 | b = qMax(a: b, b: perp(o, size: min_size)); |
296 | |
297 | first = false; |
298 | } |
299 | |
300 | QSize result; |
301 | rpick(o, size&: result) = a; |
302 | rperp(o, size&: result) = b; |
303 | |
304 | #if QT_CONFIG(tabbar) |
305 | QSize tbm = tabBarMinimumSize(); |
306 | if (!tbm.isNull()) { |
307 | switch (tabBarShape) { |
308 | case QTabBar::RoundedNorth: |
309 | case QTabBar::RoundedSouth: |
310 | case QTabBar::TriangularNorth: |
311 | case QTabBar::TriangularSouth: |
312 | result.rheight() += tbm.height(); |
313 | result.rwidth() = qMax(a: tbm.width(), b: result.width()); |
314 | break; |
315 | case QTabBar::RoundedEast: |
316 | case QTabBar::RoundedWest: |
317 | case QTabBar::TriangularEast: |
318 | case QTabBar::TriangularWest: |
319 | result.rheight() = qMax(a: tbm.height(), b: result.height()); |
320 | result.rwidth() += tbm.width(); |
321 | break; |
322 | default: |
323 | break; |
324 | } |
325 | } |
326 | #endif // QT_CONFIG(tabbar) |
327 | |
328 | return result; |
329 | } |
330 | |
331 | QSize QDockAreaLayoutInfo::maximumSize() const |
332 | { |
333 | if (isEmpty()) |
334 | return QSize(QWIDGETSIZE_MAX, QWIDGETSIZE_MAX); |
335 | |
336 | int a = 0, b = QWIDGETSIZE_MAX; |
337 | #if QT_CONFIG(tabbar) |
338 | if (tabbed) |
339 | a = QWIDGETSIZE_MAX; |
340 | #endif |
341 | |
342 | int min_perp = 0; |
343 | |
344 | bool first = true; |
345 | for (int i = 0; i < item_list.size(); ++i) { |
346 | const QDockAreaLayoutItem &item = item_list.at(i); |
347 | if (item.skip()) |
348 | continue; |
349 | |
350 | QSize max_size = item.maximumSize(); |
351 | min_perp = qMax(a: min_perp, b: perp(o, size: item.minimumSize())); |
352 | |
353 | #if QT_CONFIG(tabbar) |
354 | if (tabbed) { |
355 | a = qMin(a, b: pick(o, size: max_size)); |
356 | } else |
357 | #endif |
358 | { |
359 | if (!first) |
360 | a += *sep; |
361 | a += pick(o, size: max_size); |
362 | } |
363 | b = qMin(a: b, b: perp(o, size: max_size)); |
364 | |
365 | a = qMin(a, b: int(QWIDGETSIZE_MAX)); |
366 | b = qMin(a: b, b: int(QWIDGETSIZE_MAX)); |
367 | |
368 | first = false; |
369 | } |
370 | |
371 | b = qMax(a: b, b: min_perp); |
372 | |
373 | QSize result; |
374 | rpick(o, size&: result) = a; |
375 | rperp(o, size&: result) = b; |
376 | |
377 | #if QT_CONFIG(tabbar) |
378 | QSize tbh = tabBarSizeHint(); |
379 | if (!tbh.isNull()) { |
380 | switch (tabBarShape) { |
381 | case QTabBar::RoundedNorth: |
382 | case QTabBar::RoundedSouth: |
383 | result.rheight() += tbh.height(); |
384 | break; |
385 | case QTabBar::RoundedEast: |
386 | case QTabBar::RoundedWest: |
387 | result.rwidth() += tbh.width(); |
388 | break; |
389 | default: |
390 | break; |
391 | } |
392 | } |
393 | #endif // QT_CONFIG(tabbar) |
394 | |
395 | return result; |
396 | } |
397 | |
398 | QSize QDockAreaLayoutInfo::sizeHint() const |
399 | { |
400 | if (isEmpty()) |
401 | return QSize(0, 0); |
402 | |
403 | int a = 0, b = 0; |
404 | int min_perp = 0; |
405 | int max_perp = QWIDGETSIZE_MAX; |
406 | const QDockAreaLayoutItem *previous = nullptr; |
407 | for (int i = 0; i < item_list.size(); ++i) { |
408 | const QDockAreaLayoutItem &item = item_list.at(i); |
409 | if (item.skip()) |
410 | continue; |
411 | |
412 | bool gap = item.flags & QDockAreaLayoutItem::GapItem; |
413 | |
414 | QSize size_hint = item.sizeHint(); |
415 | min_perp = qMax(a: min_perp, b: perp(o, size: item.minimumSize())); |
416 | max_perp = qMin(a: max_perp, b: perp(o, size: item.maximumSize())); |
417 | |
418 | #if QT_CONFIG(tabbar) |
419 | if (tabbed) { |
420 | a = qMax(a, b: gap ? item.size : pick(o, size: size_hint)); |
421 | } else |
422 | #endif |
423 | { |
424 | if (previous && !gap && !(previous->flags & QDockAreaLayoutItem::GapItem) |
425 | && !previous->hasFixedSize(o)) { |
426 | a += *sep; |
427 | } |
428 | a += gap ? item.size : pick(o, size: size_hint); |
429 | } |
430 | b = qMax(a: b, b: perp(o, size: size_hint)); |
431 | |
432 | previous = &item; |
433 | } |
434 | |
435 | max_perp = qMax(a: max_perp, b: min_perp); |
436 | b = qMax(a: b, b: min_perp); |
437 | b = qMin(a: b, b: max_perp); |
438 | |
439 | QSize result; |
440 | rpick(o, size&: result) = a; |
441 | rperp(o, size&: result) = b; |
442 | |
443 | #if QT_CONFIG(tabbar) |
444 | if (tabbed) { |
445 | QSize tbh = tabBarSizeHint(); |
446 | switch (tabBarShape) { |
447 | case QTabBar::RoundedNorth: |
448 | case QTabBar::RoundedSouth: |
449 | case QTabBar::TriangularNorth: |
450 | case QTabBar::TriangularSouth: |
451 | result.rheight() += tbh.height(); |
452 | result.rwidth() = qMax(a: tbh.width(), b: result.width()); |
453 | break; |
454 | case QTabBar::RoundedEast: |
455 | case QTabBar::RoundedWest: |
456 | case QTabBar::TriangularEast: |
457 | case QTabBar::TriangularWest: |
458 | result.rheight() = qMax(a: tbh.height(), b: result.height()); |
459 | result.rwidth() += tbh.width(); |
460 | break; |
461 | default: |
462 | break; |
463 | } |
464 | } |
465 | #endif // QT_CONFIG(tabbar) |
466 | |
467 | return result; |
468 | } |
469 | |
470 | bool QDockAreaLayoutInfo::expansive(Qt::Orientation o) const |
471 | { |
472 | for (int i = 0; i < item_list.size(); ++i) { |
473 | if (item_list.at(i).expansive(o)) |
474 | return true; |
475 | } |
476 | return false; |
477 | } |
478 | |
479 | /* QDockAreaLayoutInfo::maximumSize() doesn't return the real max size. For example, |
480 | if the layout is empty, it returns QWIDGETSIZE_MAX. This is so that empty dock areas |
481 | don't constrain the size of the QMainWindow, but sometimes we really need to know the |
482 | maximum size. Also, these functions take into account widgets that want to keep their |
483 | size (f.ex. when they are hidden and then shown, they should not change size). |
484 | */ |
485 | |
486 | static int realMinSize(const QDockAreaLayoutInfo &info) |
487 | { |
488 | int result = 0; |
489 | bool first = true; |
490 | for (int i = 0; i < info.item_list.size(); ++i) { |
491 | const QDockAreaLayoutItem &item = info.item_list.at(i); |
492 | if (item.skip()) |
493 | continue; |
494 | |
495 | int min = 0; |
496 | if ((item.flags & QDockAreaLayoutItem::KeepSize) && item.size != -1) |
497 | min = item.size; |
498 | else |
499 | min = pick(o: info.o, size: item.minimumSize()); |
500 | |
501 | if (!first) |
502 | result += *info.sep; |
503 | result += min; |
504 | |
505 | first = false; |
506 | } |
507 | |
508 | return result; |
509 | } |
510 | |
511 | static int realMaxSize(const QDockAreaLayoutInfo &info) |
512 | { |
513 | int result = 0; |
514 | bool first = true; |
515 | for (int i = 0; i < info.item_list.size(); ++i) { |
516 | const QDockAreaLayoutItem &item = info.item_list.at(i); |
517 | if (item.skip()) |
518 | continue; |
519 | |
520 | int max = 0; |
521 | if ((item.flags & QDockAreaLayoutItem::KeepSize) && item.size != -1) |
522 | max = item.size; |
523 | else |
524 | max = pick(o: info.o, size: item.maximumSize()); |
525 | |
526 | if (!first) |
527 | result += *info.sep; |
528 | result += max; |
529 | |
530 | if (result >= QWIDGETSIZE_MAX) |
531 | return QWIDGETSIZE_MAX; |
532 | |
533 | first = false; |
534 | } |
535 | |
536 | return result; |
537 | } |
538 | |
539 | void QDockAreaLayoutInfo::fitItems() |
540 | { |
541 | #if QT_CONFIG(tabbar) |
542 | if (tabbed) { |
543 | return; |
544 | } |
545 | #endif |
546 | |
547 | QVector<QLayoutStruct> layout_struct_list(item_list.size()*2); |
548 | int j = 0; |
549 | |
550 | int size = pick(o, size: rect.size()); |
551 | int min_size = realMinSize(info: *this); |
552 | int max_size = realMaxSize(info: *this); |
553 | int last_index = -1; |
554 | |
555 | const QDockAreaLayoutItem *previous = nullptr; |
556 | for (int i = 0; i < item_list.size(); ++i) { |
557 | QDockAreaLayoutItem &item = item_list[i]; |
558 | if (item.skip()) |
559 | continue; |
560 | |
561 | bool gap = item.flags & QDockAreaLayoutItem::GapItem; |
562 | if (previous && !gap) { |
563 | if (!(previous->flags & QDockAreaLayoutItem::GapItem)) { |
564 | QLayoutStruct &ls = layout_struct_list[j++]; |
565 | ls.init(); |
566 | ls.minimumSize = ls.maximumSize = ls.sizeHint = previous->hasFixedSize(o) ? 0 : *sep; |
567 | ls.empty = false; |
568 | } |
569 | } |
570 | |
571 | if (item.flags & QDockAreaLayoutItem::KeepSize) { |
572 | // Check if the item can keep its size, without violating size constraints |
573 | // of other items. |
574 | |
575 | if (size < min_size) { |
576 | // There is too little space to keep this widget's size |
577 | item.flags &= ~QDockAreaLayoutItem::KeepSize; |
578 | min_size -= item.size; |
579 | min_size += pick(o, size: item.minimumSize()); |
580 | min_size = qMax(a: 0, b: min_size); |
581 | } else if (size > max_size) { |
582 | // There is too much space to keep this widget's size |
583 | item.flags &= ~QDockAreaLayoutItem::KeepSize; |
584 | max_size -= item.size; |
585 | max_size += pick(o, size: item.maximumSize()); |
586 | max_size = qMin<int>(QWIDGETSIZE_MAX, b: max_size); |
587 | } |
588 | } |
589 | |
590 | last_index = j; |
591 | QLayoutStruct &ls = layout_struct_list[j++]; |
592 | ls.init(); |
593 | ls.empty = false; |
594 | if (item.flags & QDockAreaLayoutItem::KeepSize) { |
595 | ls.minimumSize = ls.maximumSize = ls.sizeHint = item.size; |
596 | ls.expansive = false; |
597 | ls.stretch = 0; |
598 | } else { |
599 | ls.maximumSize = pick(o, size: item.maximumSize()); |
600 | ls.expansive = item.expansive(o); |
601 | ls.minimumSize = pick(o, size: item.minimumSize()); |
602 | ls.sizeHint = item.size == -1 ? pick(o, size: item.sizeHint()) : item.size; |
603 | ls.stretch = ls.expansive ? ls.sizeHint : 0; |
604 | } |
605 | |
606 | item.flags &= ~QDockAreaLayoutItem::KeepSize; |
607 | previous = &item; |
608 | } |
609 | layout_struct_list.resize(asize: j); |
610 | |
611 | // If there is more space than the widgets can take (due to maximum size constraints), |
612 | // we detect it here and stretch the last widget to take up the rest of the space. |
613 | if (size > max_size && last_index != -1) { |
614 | layout_struct_list[last_index].maximumSize = QWIDGETSIZE_MAX; |
615 | layout_struct_list[last_index].expansive = true; |
616 | } |
617 | |
618 | qGeomCalc(chain&: layout_struct_list, start: 0, count: j, pos: pick(o, pos: rect.topLeft()), space: size, spacer: 0); |
619 | |
620 | j = 0; |
621 | bool prev_gap = false; |
622 | bool first = true; |
623 | for (int i = 0; i < item_list.size(); ++i) { |
624 | QDockAreaLayoutItem &item = item_list[i]; |
625 | if (item.skip()) |
626 | continue; |
627 | |
628 | bool gap = item.flags & QDockAreaLayoutItem::GapItem; |
629 | if (!first && !gap && !prev_gap) |
630 | ++j; |
631 | |
632 | const QLayoutStruct &ls = layout_struct_list.at(i: j++); |
633 | item.size = ls.size; |
634 | item.pos = ls.pos; |
635 | |
636 | if (item.subinfo != nullptr) { |
637 | item.subinfo->rect = itemRect(index: i); |
638 | item.subinfo->fitItems(); |
639 | } |
640 | |
641 | prev_gap = gap; |
642 | first = false; |
643 | } |
644 | } |
645 | |
646 | static QInternal::DockPosition dockPosHelper(const QRect &rect, const QPoint &_pos, |
647 | Qt::Orientation o, |
648 | bool nestingEnabled, |
649 | QDockAreaLayoutInfo::TabMode tabMode) |
650 | { |
651 | if (tabMode == QDockAreaLayoutInfo::ForceTabs) |
652 | return QInternal::DockCount; |
653 | |
654 | QPoint pos = _pos - rect.topLeft(); |
655 | |
656 | int x = pos.x(); |
657 | int y = pos.y(); |
658 | int w = rect.width(); |
659 | int h = rect.height(); |
660 | |
661 | if (tabMode != QDockAreaLayoutInfo::NoTabs) { |
662 | // is it in the center? |
663 | if (nestingEnabled) { |
664 | /* 2/3 |
665 | +--------------+ |
666 | | | |
667 | | CCCCCCCC | |
668 | 2/3 | CCCCCCCC | |
669 | | CCCCCCCC | |
670 | | | |
671 | +--------------+ */ |
672 | |
673 | QRect center(w/6, h/6, 2*w/3, 2*h/3); |
674 | if (center.contains(p: pos)) |
675 | return QInternal::DockCount; |
676 | } else if (o == Qt::Horizontal) { |
677 | /* 2/3 |
678 | +--------------+ |
679 | | CCCCCCCC | |
680 | | CCCCCCCC | |
681 | | CCCCCCCC | |
682 | | CCCCCCCC | |
683 | | CCCCCCCC | |
684 | +--------------+ */ |
685 | |
686 | if (x > w/6 && x < w*5/6) |
687 | return QInternal::DockCount; |
688 | } else { |
689 | /* |
690 | +--------------+ |
691 | | | |
692 | 2/3 |CCCCCCCCCCCCCC| |
693 | |CCCCCCCCCCCCCC| |
694 | | | |
695 | +--------------+ */ |
696 | if (y > h/6 && y < 5*h/6) |
697 | return QInternal::DockCount; |
698 | } |
699 | } |
700 | |
701 | // not in the center. which edge? |
702 | if (nestingEnabled) { |
703 | if (o == Qt::Horizontal) { |
704 | /* 1/3 1/3 1/3 |
705 | +------------+ (we've already ruled out the center) |
706 | |LLLLTTTTRRRR| |
707 | |LLLLTTTTRRRR| |
708 | |LLLLBBBBRRRR| |
709 | |LLLLBBBBRRRR| |
710 | +------------+ */ |
711 | |
712 | if (x < w/3) |
713 | return QInternal::LeftDock; |
714 | if (x > 2*w/3) |
715 | return QInternal::RightDock; |
716 | if (y < h/2) |
717 | return QInternal::TopDock; |
718 | return QInternal::BottomDock; |
719 | } else { |
720 | /* +------------+ (we've already ruled out the center) |
721 | 1/3 |TTTTTTTTTTTT| |
722 | |LLLLLLRRRRRR| |
723 | 1/3 |LLLLLLRRRRRR| |
724 | 1/3 |BBBBBBBBBBBB| |
725 | +------------+ */ |
726 | |
727 | if (y < h/3) |
728 | return QInternal::TopDock; |
729 | if (y > 2*h/3) |
730 | return QInternal::BottomDock; |
731 | if (x < w/2) |
732 | return QInternal::LeftDock; |
733 | return QInternal::RightDock; |
734 | } |
735 | } else { |
736 | if (o == Qt::Horizontal) { |
737 | return x < w/2 |
738 | ? QInternal::LeftDock |
739 | : QInternal::RightDock; |
740 | } else { |
741 | return y < h/2 |
742 | ? QInternal::TopDock |
743 | : QInternal::BottomDock; |
744 | } |
745 | } |
746 | } |
747 | |
748 | QList<int> QDockAreaLayoutInfo::gapIndex(const QPoint& _pos, |
749 | bool nestingEnabled, TabMode tabMode) const |
750 | { |
751 | QList<int> result; |
752 | QRect item_rect; |
753 | int item_index = 0; |
754 | |
755 | #if QT_CONFIG(tabbar) |
756 | if (tabbed) { |
757 | item_rect = tabContentRect(); |
758 | } else |
759 | #endif |
760 | { |
761 | int pos = pick(o, pos: _pos); |
762 | |
763 | int last = -1; |
764 | for (int i = 0; i < item_list.size(); ++i) { |
765 | const QDockAreaLayoutItem &item = item_list.at(i); |
766 | if (item.skip()) |
767 | continue; |
768 | |
769 | last = i; |
770 | |
771 | if (item.pos + item.size < pos) |
772 | continue; |
773 | |
774 | if (item.subinfo != nullptr |
775 | #if QT_CONFIG(tabbar) |
776 | && !item.subinfo->tabbed |
777 | #endif |
778 | ) { |
779 | result = item.subinfo->gapIndex(_pos, nestingEnabled, |
780 | tabMode); |
781 | result.prepend(t: i); |
782 | return result; |
783 | } |
784 | |
785 | item_rect = itemRect(index: i); |
786 | item_index = i; |
787 | break; |
788 | } |
789 | |
790 | if (item_rect.isNull()) { |
791 | result.append(t: last + 1); |
792 | return result; |
793 | } |
794 | } |
795 | |
796 | Q_ASSERT(!item_rect.isNull()); |
797 | |
798 | QInternal::DockPosition dock_pos |
799 | = dockPosHelper(rect: item_rect, _pos, o, nestingEnabled, tabMode); |
800 | |
801 | switch (dock_pos) { |
802 | case QInternal::LeftDock: |
803 | if (o == Qt::Horizontal) |
804 | result << item_index; |
805 | else |
806 | result << item_index << 0; // this subinfo doesn't exist yet, but insertGap() |
807 | // handles this by inserting it |
808 | break; |
809 | case QInternal::RightDock: |
810 | if (o == Qt::Horizontal) |
811 | result << item_index + 1; |
812 | else |
813 | result << item_index << 1; |
814 | break; |
815 | case QInternal::TopDock: |
816 | if (o == Qt::Horizontal) |
817 | result << item_index << 0; |
818 | else |
819 | result << item_index; |
820 | break; |
821 | case QInternal::BottomDock: |
822 | if (o == Qt::Horizontal) |
823 | result << item_index << 1; |
824 | else |
825 | result << item_index + 1; |
826 | break; |
827 | case QInternal::DockCount: |
828 | result << (-item_index - 1) << 0; // negative item_index means "on top of" |
829 | // -item_index - 1, insertGap() |
830 | // will insert a tabbed subinfo |
831 | break; |
832 | default: |
833 | break; |
834 | } |
835 | |
836 | return result; |
837 | } |
838 | |
839 | static inline int shrink(QLayoutStruct &ls, int delta) |
840 | { |
841 | if (ls.empty) |
842 | return 0; |
843 | int old_size = ls.size; |
844 | ls.size = qMax(a: ls.size - delta, b: ls.minimumSize); |
845 | return old_size - ls.size; |
846 | } |
847 | |
848 | static inline int grow(QLayoutStruct &ls, int delta) |
849 | { |
850 | if (ls.empty) |
851 | return 0; |
852 | int old_size = ls.size; |
853 | ls.size = qMin(a: ls.size + delta, b: ls.maximumSize); |
854 | return ls.size - old_size; |
855 | } |
856 | |
857 | static int separatorMoveHelper(QVector<QLayoutStruct> &list, int index, int delta, int sep) |
858 | { |
859 | // adjust sizes |
860 | int pos = -1; |
861 | for (int i = 0; i < list.size(); ++i) { |
862 | const QLayoutStruct &ls = list.at(i); |
863 | if (!ls.empty) { |
864 | pos = ls.pos; |
865 | break; |
866 | } |
867 | } |
868 | if (pos == -1) |
869 | return 0; |
870 | |
871 | if (delta > 0) { |
872 | int growlimit = 0; |
873 | for (int i = 0; i<=index; ++i) { |
874 | const QLayoutStruct &ls = list.at(i); |
875 | if (ls.empty) |
876 | continue; |
877 | if (ls.maximumSize == QLAYOUTSIZE_MAX) { |
878 | growlimit = QLAYOUTSIZE_MAX; |
879 | break; |
880 | } |
881 | growlimit += ls.maximumSize - ls.size; |
882 | } |
883 | if (delta > growlimit) |
884 | delta = growlimit; |
885 | |
886 | int d = 0; |
887 | for (int i = index + 1; d < delta && i < list.count(); ++i) |
888 | d += shrink(ls&: list[i], delta: delta - d); |
889 | delta = d; |
890 | d = 0; |
891 | for (int i = index; d < delta && i >= 0; --i) |
892 | d += grow(ls&: list[i], delta: delta - d); |
893 | } else if (delta < 0) { |
894 | int growlimit = 0; |
895 | for (int i = index + 1; i < list.count(); ++i) { |
896 | const QLayoutStruct &ls = list.at(i); |
897 | if (ls.empty) |
898 | continue; |
899 | if (ls.maximumSize == QLAYOUTSIZE_MAX) { |
900 | growlimit = QLAYOUTSIZE_MAX; |
901 | break; |
902 | } |
903 | growlimit += ls.maximumSize - ls.size; |
904 | } |
905 | if (-delta > growlimit) |
906 | delta = -growlimit; |
907 | |
908 | int d = 0; |
909 | for (int i = index; d < -delta && i >= 0; --i) |
910 | d += shrink(ls&: list[i], delta: -delta - d); |
911 | delta = -d; |
912 | d = 0; |
913 | for (int i = index + 1; d < -delta && i < list.count(); ++i) |
914 | d += grow(ls&: list[i], delta: -delta - d); |
915 | } |
916 | |
917 | // adjust positions |
918 | bool first = true; |
919 | for (int i = 0; i < list.size(); ++i) { |
920 | QLayoutStruct &ls = list[i]; |
921 | if (ls.empty) { |
922 | ls.pos = pos + (first ? 0 : sep); |
923 | continue; |
924 | } |
925 | if (!first) |
926 | pos += sep; |
927 | ls.pos = pos; |
928 | pos += ls.size; |
929 | first = false; |
930 | } |
931 | |
932 | return delta; |
933 | } |
934 | |
935 | int QDockAreaLayoutInfo::separatorMove(int index, int delta) |
936 | { |
937 | #if QT_CONFIG(tabbar) |
938 | Q_ASSERT(!tabbed); |
939 | #endif |
940 | |
941 | QVector<QLayoutStruct> list(item_list.size()); |
942 | for (int i = 0; i < list.size(); ++i) { |
943 | const QDockAreaLayoutItem &item = item_list.at(i); |
944 | QLayoutStruct &ls = list[i]; |
945 | Q_ASSERT(!(item.flags & QDockAreaLayoutItem::GapItem)); |
946 | if (item.skip()) { |
947 | ls.empty = true; |
948 | } else { |
949 | const int separatorSpace = item.hasFixedSize(o) ? 0 : *sep; |
950 | ls.empty = false; |
951 | ls.pos = item.pos; |
952 | ls.size = item.size + separatorSpace; |
953 | ls.minimumSize = pick(o, size: item.minimumSize()) + separatorSpace; |
954 | ls.maximumSize = pick(o, size: item.maximumSize()) + separatorSpace; |
955 | |
956 | } |
957 | } |
958 | |
959 | //the separator space has been added to the size, so we pass 0 as a parameter |
960 | delta = separatorMoveHelper(list, index, delta, sep: 0 /*separator*/); |
961 | |
962 | for (int i = 0; i < list.size(); ++i) { |
963 | QDockAreaLayoutItem &item = item_list[i]; |
964 | if (item.skip()) |
965 | continue; |
966 | QLayoutStruct &ls = list[i]; |
967 | const int separatorSpace = item.hasFixedSize(o) ? 0 : *sep; |
968 | item.size = ls.size - separatorSpace; |
969 | item.pos = ls.pos; |
970 | if (item.subinfo != nullptr) { |
971 | item.subinfo->rect = itemRect(index: i); |
972 | item.subinfo->fitItems(); |
973 | } |
974 | } |
975 | |
976 | return delta; |
977 | } |
978 | |
979 | void QDockAreaLayoutInfo::unnest(int index) |
980 | { |
981 | QDockAreaLayoutItem &item = item_list[index]; |
982 | if (item.subinfo == nullptr) |
983 | return; |
984 | if (item.subinfo->item_list.count() > 1) |
985 | return; |
986 | |
987 | if (item.subinfo->item_list.count() == 0) { |
988 | item_list.removeAt(i: index); |
989 | } else if (item.subinfo->item_list.count() == 1) { |
990 | QDockAreaLayoutItem &child = item.subinfo->item_list.first(); |
991 | if (child.widgetItem != nullptr) { |
992 | item.widgetItem = child.widgetItem; |
993 | delete item.subinfo; |
994 | item.subinfo = nullptr; |
995 | } else if (child.subinfo != nullptr) { |
996 | QDockAreaLayoutInfo *tmp = item.subinfo; |
997 | item.subinfo = child.subinfo; |
998 | child.subinfo = nullptr; |
999 | tmp->item_list.clear(); |
1000 | delete tmp; |
1001 | } |
1002 | } |
1003 | } |
1004 | |
1005 | void QDockAreaLayoutInfo::remove(const QList<int> &path) |
1006 | { |
1007 | Q_ASSERT(!path.isEmpty()); |
1008 | |
1009 | if (path.count() > 1) { |
1010 | const int index = path.first(); |
1011 | QDockAreaLayoutItem &item = item_list[index]; |
1012 | Q_ASSERT(item.subinfo != nullptr); |
1013 | item.subinfo->remove(path: path.mid(pos: 1)); |
1014 | unnest(index); |
1015 | } else { |
1016 | int index = path.first(); |
1017 | item_list.removeAt(i: index); |
1018 | } |
1019 | } |
1020 | |
1021 | QLayoutItem *QDockAreaLayoutInfo::plug(const QList<int> &path) |
1022 | { |
1023 | Q_ASSERT(!path.isEmpty()); |
1024 | |
1025 | int index = path.first(); |
1026 | if (index < 0) |
1027 | index = -index - 1; |
1028 | |
1029 | if (path.count() > 1) { |
1030 | QDockAreaLayoutItem &item = item_list[index]; |
1031 | Q_ASSERT(item.subinfo != nullptr); |
1032 | return item.subinfo->plug(path: path.mid(pos: 1)); |
1033 | } |
1034 | |
1035 | QDockAreaLayoutItem &item = item_list[index]; |
1036 | |
1037 | Q_ASSERT(item.widgetItem != nullptr); |
1038 | Q_ASSERT(item.flags & QDockAreaLayoutItem::GapItem); |
1039 | item.flags &= ~QDockAreaLayoutItem::GapItem; |
1040 | return item.widgetItem; |
1041 | } |
1042 | |
1043 | QLayoutItem *QDockAreaLayoutInfo::unplug(const QList<int> &path) |
1044 | { |
1045 | Q_ASSERT(!path.isEmpty()); |
1046 | |
1047 | const int index = path.first(); |
1048 | if (path.count() > 1) { |
1049 | QDockAreaLayoutItem &item = item_list[index]; |
1050 | Q_ASSERT(item.subinfo != nullptr); |
1051 | return item.subinfo->unplug(path: path.mid(pos: 1)); |
1052 | } |
1053 | |
1054 | QDockAreaLayoutItem &item = item_list[index]; |
1055 | int prev = this->prev(idx: index); |
1056 | int next = this->next(idx: index); |
1057 | |
1058 | Q_ASSERT(!(item.flags & QDockAreaLayoutItem::GapItem)); |
1059 | item.flags |= QDockAreaLayoutItem::GapItem; |
1060 | |
1061 | #if QT_CONFIG(tabbar) |
1062 | if (tabbed) { |
1063 | } else |
1064 | #endif |
1065 | { |
1066 | if (prev != -1 && !(item_list.at(i: prev).flags & QDockAreaLayoutItem::GapItem)) { |
1067 | item.pos -= *sep; |
1068 | item.size += *sep; |
1069 | } |
1070 | if (next != -1 && !(item_list.at(i: next).flags & QDockAreaLayoutItem::GapItem)) |
1071 | item.size += *sep; |
1072 | } |
1073 | |
1074 | return item.widgetItem; |
1075 | } |
1076 | |
1077 | #if QT_CONFIG(tabbar) |
1078 | |
1079 | quintptr QDockAreaLayoutInfo::currentTabId() const |
1080 | { |
1081 | if (!tabbed || tabBar == nullptr) |
1082 | return 0; |
1083 | |
1084 | int index = tabBar->currentIndex(); |
1085 | if (index == -1) |
1086 | return 0; |
1087 | |
1088 | return qvariant_cast<quintptr>(v: tabBar->tabData(index)); |
1089 | } |
1090 | |
1091 | void QDockAreaLayoutInfo::setCurrentTab(QWidget *widget) |
1092 | { |
1093 | setCurrentTabId(reinterpret_cast<quintptr>(widget)); |
1094 | } |
1095 | |
1096 | void QDockAreaLayoutInfo::setCurrentTabId(quintptr id) |
1097 | { |
1098 | if (!tabbed || tabBar == nullptr) |
1099 | return; |
1100 | |
1101 | for (int i = 0; i < tabBar->count(); ++i) { |
1102 | if (qvariant_cast<quintptr>(v: tabBar->tabData(index: i)) == id) { |
1103 | tabBar->setCurrentIndex(i); |
1104 | return; |
1105 | } |
1106 | } |
1107 | } |
1108 | |
1109 | #endif // QT_CONFIG(tabbar) |
1110 | |
1111 | static QRect dockedGeometry(QWidget *widget) |
1112 | { |
1113 | int titleHeight = 0; |
1114 | |
1115 | QDockWidgetLayout *layout |
1116 | = qobject_cast<QDockWidgetLayout*>(object: widget->layout()); |
1117 | if (layout && layout->nativeWindowDeco()) |
1118 | titleHeight = layout->titleHeight(); |
1119 | |
1120 | QRect result = widget->geometry(); |
1121 | result.adjust(dx1: 0, dy1: -titleHeight, dx2: 0, dy2: 0); |
1122 | return result; |
1123 | } |
1124 | |
1125 | bool QDockAreaLayoutInfo::insertGap(const QList<int> &path, QLayoutItem *dockWidgetItem) |
1126 | { |
1127 | Q_ASSERT(!path.isEmpty()); |
1128 | |
1129 | bool insert_tabbed = false; |
1130 | int index = path.first(); |
1131 | if (index < 0) { |
1132 | insert_tabbed = true; |
1133 | index = -index - 1; |
1134 | } |
1135 | |
1136 | // dump(qDebug() << "insertGap() before:" << index << tabIndex, *this, QString()); |
1137 | |
1138 | if (path.count() > 1) { |
1139 | QDockAreaLayoutItem &item = item_list[index]; |
1140 | |
1141 | if (item.subinfo == nullptr |
1142 | #if QT_CONFIG(tabbar) |
1143 | || (item.subinfo->tabbed && !insert_tabbed) |
1144 | #endif |
1145 | ) { |
1146 | |
1147 | // this is not yet a nested layout - make it |
1148 | |
1149 | QDockAreaLayoutInfo *subinfo = item.subinfo; |
1150 | QLayoutItem *widgetItem = item.widgetItem; |
1151 | QPlaceHolderItem *placeHolderItem = item.placeHolderItem; |
1152 | QRect r = subinfo == nullptr ? widgetItem ? dockedGeometry(widget: widgetItem->widget()) : placeHolderItem->topLevelRect : subinfo->rect; |
1153 | |
1154 | Qt::Orientation opposite = o == Qt::Horizontal ? Qt::Vertical : Qt::Horizontal; |
1155 | #if !QT_CONFIG(tabbar) |
1156 | const int tabBarShape = 0; |
1157 | #endif |
1158 | QDockAreaLayoutInfo *new_info |
1159 | = new QDockAreaLayoutInfo(sep, dockPos, opposite, tabBarShape, mainWindow); |
1160 | |
1161 | //item become a new top-level |
1162 | item.subinfo = new_info; |
1163 | item.widgetItem = nullptr; |
1164 | item.placeHolderItem = nullptr; |
1165 | |
1166 | QDockAreaLayoutItem new_item |
1167 | = widgetItem == nullptr |
1168 | ? QDockAreaLayoutItem(subinfo) |
1169 | : widgetItem ? QDockAreaLayoutItem(widgetItem) : QDockAreaLayoutItem(placeHolderItem); |
1170 | new_item.size = pick(o: opposite, size: r.size()); |
1171 | new_item.pos = pick(o: opposite, pos: r.topLeft()); |
1172 | new_info->item_list.append(t: new_item); |
1173 | #if QT_CONFIG(tabbar) |
1174 | if (insert_tabbed) { |
1175 | new_info->tabbed = true; |
1176 | } |
1177 | #endif |
1178 | } |
1179 | |
1180 | return item.subinfo->insertGap(path: path.mid(pos: 1), dockWidgetItem); |
1181 | } |
1182 | |
1183 | // create the gap item |
1184 | QDockAreaLayoutItem gap_item; |
1185 | gap_item.flags |= QDockAreaLayoutItem::GapItem; |
1186 | gap_item.widgetItem = dockWidgetItem; // so minimumSize(), maximumSize() and |
1187 | // sizeHint() will work |
1188 | #if QT_CONFIG(tabbar) |
1189 | if (!tabbed) |
1190 | #endif |
1191 | { |
1192 | int prev = this->prev(idx: index); |
1193 | int next = this->next(idx: index - 1); |
1194 | // find out how much space we have in the layout |
1195 | int space = 0; |
1196 | if (isEmpty()) { |
1197 | // I am an empty dock area, therefore I am a top-level dock area. |
1198 | switch (dockPos) { |
1199 | case QInternal::LeftDock: |
1200 | case QInternal::RightDock: |
1201 | if (o == Qt::Vertical) { |
1202 | // the "size" is the height of the dock area (remember we are empty) |
1203 | space = pick(o: Qt::Vertical, size: rect.size()); |
1204 | } else { |
1205 | space = pick(o: Qt::Horizontal, size: dockWidgetItem->widget()->size()); |
1206 | } |
1207 | break; |
1208 | case QInternal::TopDock: |
1209 | case QInternal::BottomDock: |
1210 | default: |
1211 | if (o == Qt::Horizontal) { |
1212 | // the "size" is width of the dock area |
1213 | space = pick(o: Qt::Horizontal, size: rect.size()); |
1214 | } else { |
1215 | space = pick(o: Qt::Vertical, size: dockWidgetItem->widget()->size()); |
1216 | } |
1217 | break; |
1218 | } |
1219 | } else { |
1220 | for (int i = 0; i < item_list.count(); ++i) { |
1221 | const QDockAreaLayoutItem &item = item_list.at(i); |
1222 | if (item.skip()) |
1223 | continue; |
1224 | Q_ASSERT(!(item.flags & QDockAreaLayoutItem::GapItem)); |
1225 | space += item.size - pick(o, size: item.minimumSize()); |
1226 | } |
1227 | } |
1228 | |
1229 | // find the actual size of the gap |
1230 | int gap_size = 0; |
1231 | int sep_size = 0; |
1232 | if (isEmpty()) { |
1233 | gap_size = space; |
1234 | sep_size = 0; |
1235 | } else { |
1236 | QRect r = dockedGeometry(widget: dockWidgetItem->widget()); |
1237 | gap_size = pick(o, size: r.size()); |
1238 | if (prev != -1 && !(item_list.at(i: prev).flags & QDockAreaLayoutItem::GapItem)) |
1239 | sep_size += *sep; |
1240 | if (next != -1 && !(item_list.at(i: next).flags & QDockAreaLayoutItem::GapItem)) |
1241 | sep_size += *sep; |
1242 | } |
1243 | if (gap_size + sep_size > space) |
1244 | gap_size = pick(o, size: gap_item.minimumSize()); |
1245 | gap_item.size = gap_size + sep_size; |
1246 | } |
1247 | |
1248 | // finally, insert the gap |
1249 | item_list.insert(i: index, t: gap_item); |
1250 | |
1251 | // dump(qDebug() << "insertGap() after:" << index << tabIndex, *this, QString()); |
1252 | |
1253 | return true; |
1254 | } |
1255 | |
1256 | QDockAreaLayoutInfo *QDockAreaLayoutInfo::info(QWidget *widget) |
1257 | { |
1258 | for (int i = 0; i < item_list.count(); ++i) { |
1259 | const QDockAreaLayoutItem &item = item_list.at(i); |
1260 | if (item.skip()) |
1261 | continue; |
1262 | |
1263 | #if QT_CONFIG(tabbar) |
1264 | if (tabbed && widget == tabBar) |
1265 | return this; |
1266 | #endif |
1267 | |
1268 | if (item.widgetItem != nullptr && item.widgetItem->widget() == widget) |
1269 | return this; |
1270 | |
1271 | if (item.subinfo != nullptr) { |
1272 | if (QDockAreaLayoutInfo *result = item.subinfo->info(widget)) |
1273 | return result; |
1274 | } |
1275 | } |
1276 | |
1277 | return nullptr; |
1278 | } |
1279 | |
1280 | QDockAreaLayoutInfo *QDockAreaLayoutInfo::info(const QList<int> &path) |
1281 | { |
1282 | int index = path.first(); |
1283 | if (index < 0) |
1284 | index = -index - 1; |
1285 | if (index >= item_list.count()) |
1286 | return this; |
1287 | if (path.count() == 1 || item_list[index].subinfo == nullptr) |
1288 | return this; |
1289 | return item_list[index].subinfo->info(path: path.mid(pos: 1)); |
1290 | } |
1291 | |
1292 | QRect QDockAreaLayoutInfo::itemRect(int index, bool isGap) const |
1293 | { |
1294 | const QDockAreaLayoutItem &item = item_list.at(i: index); |
1295 | |
1296 | if (item.skip()) |
1297 | return QRect(); |
1298 | |
1299 | if (isGap && !(item.flags & QDockAreaLayoutItem::GapItem)) |
1300 | return QRect(); |
1301 | |
1302 | QRect result; |
1303 | |
1304 | #if QT_CONFIG(tabbar) |
1305 | if (tabbed) { |
1306 | if (isGap || tabId(item) == currentTabId()) |
1307 | result = tabContentRect(); |
1308 | } else |
1309 | #endif |
1310 | { |
1311 | int pos = item.pos; |
1312 | int size = item.size; |
1313 | |
1314 | if (isGap) { |
1315 | int prev = this->prev(idx: index); |
1316 | int next = this->next(idx: index); |
1317 | if (prev != -1 && !(item_list.at(i: prev).flags & QDockAreaLayoutItem::GapItem)) { |
1318 | pos += *sep; |
1319 | size -= *sep; |
1320 | } |
1321 | if (next != -1 && !(item_list.at(i: next).flags & QDockAreaLayoutItem::GapItem)) |
1322 | size -= *sep; |
1323 | } |
1324 | |
1325 | QPoint p; |
1326 | rpick(o, pos&: p) = pos; |
1327 | rperp(o, pos&: p) = perp(o, pos: rect.topLeft()); |
1328 | QSize s; |
1329 | rpick(o, size&: s) = size; |
1330 | rperp(o, size&: s) = perp(o, size: rect.size()); |
1331 | result = QRect(p, s); |
1332 | } |
1333 | |
1334 | return result; |
1335 | } |
1336 | |
1337 | QRect QDockAreaLayoutInfo::itemRect(const QList<int> &path) const |
1338 | { |
1339 | Q_ASSERT(!path.isEmpty()); |
1340 | |
1341 | const int index = path.first(); |
1342 | if (path.count() > 1) { |
1343 | const QDockAreaLayoutItem &item = item_list.at(i: index); |
1344 | Q_ASSERT(item.subinfo != nullptr); |
1345 | return item.subinfo->itemRect(path: path.mid(pos: 1)); |
1346 | } |
1347 | |
1348 | return itemRect(index); |
1349 | } |
1350 | |
1351 | QRect QDockAreaLayoutInfo::separatorRect(int index) const |
1352 | { |
1353 | #if QT_CONFIG(tabbar) |
1354 | if (tabbed) |
1355 | return QRect(); |
1356 | #endif |
1357 | |
1358 | const QDockAreaLayoutItem &item = item_list.at(i: index); |
1359 | if (item.skip()) |
1360 | return QRect(); |
1361 | |
1362 | QPoint pos = rect.topLeft(); |
1363 | rpick(o, pos) = item.pos + item.size; |
1364 | QSize s = rect.size(); |
1365 | rpick(o, size&: s) = *sep; |
1366 | |
1367 | return QRect(pos, s); |
1368 | } |
1369 | |
1370 | QRect QDockAreaLayoutInfo::separatorRect(const QList<int> &path) const |
1371 | { |
1372 | Q_ASSERT(!path.isEmpty()); |
1373 | |
1374 | const int index = path.first(); |
1375 | if (path.count() > 1) { |
1376 | const QDockAreaLayoutItem &item = item_list.at(i: index); |
1377 | Q_ASSERT(item.subinfo != nullptr); |
1378 | return item.subinfo->separatorRect(path: path.mid(pos: 1)); |
1379 | } |
1380 | return separatorRect(index); |
1381 | } |
1382 | |
1383 | QList<int> QDockAreaLayoutInfo::findSeparator(const QPoint &_pos) const |
1384 | { |
1385 | #if QT_CONFIG(tabbar) |
1386 | if (tabbed) |
1387 | return QList<int>(); |
1388 | #endif |
1389 | |
1390 | int pos = pick(o, pos: _pos); |
1391 | |
1392 | for (int i = 0; i < item_list.size(); ++i) { |
1393 | const QDockAreaLayoutItem &item = item_list.at(i); |
1394 | if (item.skip() || (item.flags & QDockAreaLayoutItem::GapItem)) |
1395 | continue; |
1396 | |
1397 | if (item.pos + item.size > pos) { |
1398 | if (item.subinfo != nullptr) { |
1399 | QList<int> result = item.subinfo->findSeparator(_pos); |
1400 | if (!result.isEmpty()) { |
1401 | result.prepend(t: i); |
1402 | return result; |
1403 | } else { |
1404 | return QList<int>(); |
1405 | } |
1406 | } |
1407 | } |
1408 | |
1409 | int next = this->next(idx: i); |
1410 | if (next == -1 || (item_list.at(i: next).flags & QDockAreaLayoutItem::GapItem)) |
1411 | continue; |
1412 | |
1413 | QRect sepRect = separatorRect(index: i); |
1414 | if (!sepRect.isNull() && *sep == 1) |
1415 | sepRect.adjust(dx1: -2, dy1: -2, dx2: 2, dy2: 2); |
1416 | //we also make sure we don't find a separator that's not there |
1417 | if (sepRect.contains(p: _pos) && !item.hasFixedSize(o)) { |
1418 | return QList<int>() << i; |
1419 | } |
1420 | |
1421 | } |
1422 | |
1423 | return QList<int>(); |
1424 | } |
1425 | |
1426 | QList<int> QDockAreaLayoutInfo::indexOfPlaceHolder(const QString &objectName) const |
1427 | { |
1428 | for (int i = 0; i < item_list.size(); ++i) { |
1429 | const QDockAreaLayoutItem &item = item_list.at(i); |
1430 | |
1431 | if (item.subinfo != nullptr) { |
1432 | QList<int> result = item.subinfo->indexOfPlaceHolder(objectName); |
1433 | if (!result.isEmpty()) { |
1434 | result.prepend(t: i); |
1435 | return result; |
1436 | } |
1437 | continue; |
1438 | } |
1439 | |
1440 | if (item.placeHolderItem != nullptr && item.placeHolderItem->objectName == objectName) { |
1441 | QList<int> result; |
1442 | result << i; |
1443 | return result; |
1444 | } |
1445 | } |
1446 | |
1447 | return QList<int>(); |
1448 | } |
1449 | |
1450 | QList<int> QDockAreaLayoutInfo::indexOf(QWidget *widget) const |
1451 | { |
1452 | for (int i = 0; i < item_list.size(); ++i) { |
1453 | const QDockAreaLayoutItem &item = item_list.at(i); |
1454 | |
1455 | if (item.placeHolderItem != nullptr) |
1456 | continue; |
1457 | |
1458 | if (item.subinfo != nullptr) { |
1459 | QList<int> result = item.subinfo->indexOf(widget); |
1460 | if (!result.isEmpty()) { |
1461 | result.prepend(t: i); |
1462 | return result; |
1463 | } |
1464 | continue; |
1465 | } |
1466 | |
1467 | if (!(item.flags & QDockAreaLayoutItem::GapItem) && item.widgetItem && item.widgetItem->widget() == widget) { |
1468 | QList<int> result; |
1469 | result << i; |
1470 | return result; |
1471 | } |
1472 | } |
1473 | |
1474 | return QList<int>(); |
1475 | } |
1476 | |
1477 | QMainWindowLayout *QDockAreaLayoutInfo::mainWindowLayout() const |
1478 | { |
1479 | QMainWindowLayout *result = qt_mainwindow_layout(window: mainWindow); |
1480 | Q_ASSERT(result != nullptr); |
1481 | return result; |
1482 | } |
1483 | |
1484 | bool QDockAreaLayoutInfo::hasFixedSize() const |
1485 | { |
1486 | return perp(o, size: minimumSize()) == perp(o, size: maximumSize()); |
1487 | } |
1488 | |
1489 | /*! \internal |
1490 | Applies the layout and returns the activated QDockWidget or nullptr. |
1491 | */ |
1492 | QDockWidget *QDockAreaLayoutInfo::apply(bool animate) |
1493 | { |
1494 | QWidgetAnimator &widgetAnimator = mainWindowLayout()->widgetAnimator; |
1495 | |
1496 | #if QT_CONFIG(tabbar) |
1497 | if (tabbed) { |
1498 | QRect tab_rect; |
1499 | QSize tbh = tabBarSizeHint(); |
1500 | |
1501 | if (!tbh.isNull()) { |
1502 | switch (tabBarShape) { |
1503 | case QTabBar::RoundedNorth: |
1504 | case QTabBar::TriangularNorth: |
1505 | tab_rect = QRect(rect.left(), rect.top(), rect.width(), tbh.height()); |
1506 | break; |
1507 | case QTabBar::RoundedSouth: |
1508 | case QTabBar::TriangularSouth: |
1509 | tab_rect = QRect(rect.left(), rect.bottom() - tbh.height() + 1, |
1510 | rect.width(), tbh.height()); |
1511 | break; |
1512 | case QTabBar::RoundedEast: |
1513 | case QTabBar::TriangularEast: |
1514 | tab_rect = QRect(rect.right() - tbh.width() + 1, rect.top(), |
1515 | tbh.width(), rect.height()); |
1516 | break; |
1517 | case QTabBar::RoundedWest: |
1518 | case QTabBar::TriangularWest: |
1519 | tab_rect = QRect(rect.left(), rect.top(), |
1520 | tbh.width(), rect.height()); |
1521 | break; |
1522 | default: |
1523 | break; |
1524 | } |
1525 | } |
1526 | |
1527 | widgetAnimator.animate(widget: tabBar, final_geometry: tab_rect, animate); |
1528 | } |
1529 | #endif // QT_CONFIG(tabbar) |
1530 | |
1531 | QDockWidget *activated = nullptr; |
1532 | |
1533 | for (int i = 0; i < item_list.size(); ++i) { |
1534 | QDockAreaLayoutItem &item = item_list[i]; |
1535 | |
1536 | if (item.flags & QDockAreaLayoutItem::GapItem) |
1537 | continue; |
1538 | |
1539 | if (item.subinfo != nullptr) { |
1540 | item.subinfo->apply(animate); |
1541 | continue; |
1542 | } |
1543 | |
1544 | if (item.skip()) |
1545 | continue; |
1546 | |
1547 | Q_ASSERT(item.widgetItem); |
1548 | QRect r = itemRect(index: i); |
1549 | QWidget *w = item.widgetItem->widget(); |
1550 | |
1551 | QRect geo = w->geometry(); |
1552 | widgetAnimator.animate(widget: w, final_geometry: r, animate); |
1553 | if (!w->isHidden() && w->window()->isVisible()) { |
1554 | QDockWidget *dw = qobject_cast<QDockWidget*>(object: w); |
1555 | if (!r.isValid() && geo.right() >= 0 && geo.bottom() >= 0) { |
1556 | dw->lower(); |
1557 | emit dw->visibilityChanged(visible: false); |
1558 | } else if (r.isValid() |
1559 | && (geo.right() < 0 || geo.bottom() < 0)) { |
1560 | emit dw->visibilityChanged(visible: true); |
1561 | activated = dw; |
1562 | } |
1563 | } |
1564 | } |
1565 | #if QT_CONFIG(tabbar) |
1566 | if (*sep == 1) |
1567 | updateSeparatorWidgets(); |
1568 | #endif // QT_CONFIG(tabbar) |
1569 | |
1570 | return activated; |
1571 | } |
1572 | |
1573 | static void paintSep(QPainter *p, QWidget *w, const QRect &r, Qt::Orientation o, bool mouse_over) |
1574 | { |
1575 | QStyleOption opt(0); |
1576 | opt.state = QStyle::State_None; |
1577 | if (w->isEnabled()) |
1578 | opt.state |= QStyle::State_Enabled; |
1579 | if (o != Qt::Horizontal) |
1580 | opt.state |= QStyle::State_Horizontal; |
1581 | if (mouse_over) |
1582 | opt.state |= QStyle::State_MouseOver; |
1583 | opt.rect = r; |
1584 | opt.palette = w->palette(); |
1585 | |
1586 | w->style()->drawPrimitive(pe: QStyle::PE_IndicatorDockWidgetResizeHandle, opt: &opt, p, w); |
1587 | } |
1588 | |
1589 | QRegion QDockAreaLayoutInfo::separatorRegion() const |
1590 | { |
1591 | QRegion result; |
1592 | |
1593 | if (isEmpty()) |
1594 | return result; |
1595 | #if QT_CONFIG(tabbar) |
1596 | if (tabbed) |
1597 | return result; |
1598 | #endif |
1599 | |
1600 | for (int i = 0; i < item_list.count(); ++i) { |
1601 | const QDockAreaLayoutItem &item = item_list.at(i); |
1602 | |
1603 | if (item.skip()) |
1604 | continue; |
1605 | |
1606 | int next = this->next(idx: i); |
1607 | |
1608 | if (item.subinfo) |
1609 | result |= item.subinfo->separatorRegion(); |
1610 | |
1611 | if (next == -1) |
1612 | break; |
1613 | result |= separatorRect(index: i); |
1614 | } |
1615 | |
1616 | return result; |
1617 | } |
1618 | |
1619 | void QDockAreaLayoutInfo::paintSeparators(QPainter *p, QWidget *widget, |
1620 | const QRegion &clip, |
1621 | const QPoint &mouse) const |
1622 | { |
1623 | if (isEmpty()) |
1624 | return; |
1625 | #if QT_CONFIG(tabbar) |
1626 | if (tabbed) |
1627 | return; |
1628 | #endif |
1629 | |
1630 | for (int i = 0; i < item_list.count(); ++i) { |
1631 | const QDockAreaLayoutItem &item = item_list.at(i); |
1632 | |
1633 | if (item.skip()) |
1634 | continue; |
1635 | |
1636 | int next = this->next(idx: i); |
1637 | if ((item.flags & QDockAreaLayoutItem::GapItem) |
1638 | || (next != -1 && (item_list.at(i: next).flags & QDockAreaLayoutItem::GapItem))) |
1639 | continue; |
1640 | |
1641 | if (item.subinfo) { |
1642 | if (clip.contains(r: item.subinfo->rect)) |
1643 | item.subinfo->paintSeparators(p, widget, clip, mouse); |
1644 | } |
1645 | |
1646 | if (next == -1) |
1647 | break; |
1648 | QRect r = separatorRect(index: i); |
1649 | if (clip.contains(r) && !item.hasFixedSize(o)) |
1650 | paintSep(p, w: widget, r, o, mouse_over: r.contains(p: mouse)); |
1651 | } |
1652 | } |
1653 | |
1654 | int QDockAreaLayoutInfo::next(int index) const |
1655 | { |
1656 | for (int i = index + 1; i < item_list.size(); ++i) { |
1657 | if (!item_list.at(i).skip()) |
1658 | return i; |
1659 | } |
1660 | return -1; |
1661 | } |
1662 | |
1663 | int QDockAreaLayoutInfo::prev(int index) const |
1664 | { |
1665 | for (int i = index - 1; i >= 0; --i) { |
1666 | if (!item_list.at(i).skip()) |
1667 | return i; |
1668 | } |
1669 | return -1; |
1670 | } |
1671 | |
1672 | #if QT_CONFIG(tabbar) |
1673 | void QDockAreaLayoutInfo::tab(int index, QLayoutItem *dockWidgetItem) |
1674 | { |
1675 | if (tabbed) { |
1676 | item_list.append(t: QDockAreaLayoutItem(dockWidgetItem)); |
1677 | updateTabBar(); |
1678 | setCurrentTab(dockWidgetItem->widget()); |
1679 | } else { |
1680 | QDockAreaLayoutInfo *new_info |
1681 | = new QDockAreaLayoutInfo(sep, dockPos, o, tabBarShape, mainWindow); |
1682 | item_list[index].subinfo = new_info; |
1683 | new_info->item_list.append(t: QDockAreaLayoutItem(item_list.at(i: index).widgetItem)); |
1684 | item_list[index].widgetItem = nullptr; |
1685 | new_info->item_list.append(t: QDockAreaLayoutItem(dockWidgetItem)); |
1686 | new_info->tabbed = true; |
1687 | new_info->updateTabBar(); |
1688 | new_info->setCurrentTab(dockWidgetItem->widget()); |
1689 | } |
1690 | } |
1691 | #endif // QT_CONFIG(tabbar) |
1692 | |
1693 | void QDockAreaLayoutInfo::split(int index, Qt::Orientation orientation, |
1694 | QLayoutItem *dockWidgetItem) |
1695 | { |
1696 | if (orientation == o) { |
1697 | item_list.insert(i: index + 1, t: QDockAreaLayoutItem(dockWidgetItem)); |
1698 | } else { |
1699 | #if !QT_CONFIG(tabbar) |
1700 | const int tabBarShape = 0; |
1701 | #endif |
1702 | QDockAreaLayoutInfo *new_info |
1703 | = new QDockAreaLayoutInfo(sep, dockPos, orientation, tabBarShape, mainWindow); |
1704 | item_list[index].subinfo = new_info; |
1705 | new_info->item_list.append(t: QDockAreaLayoutItem(item_list.at(i: index).widgetItem)); |
1706 | item_list[index].widgetItem = nullptr; |
1707 | new_info->item_list.append(t: QDockAreaLayoutItem(dockWidgetItem)); |
1708 | } |
1709 | } |
1710 | |
1711 | QDockAreaLayoutItem &QDockAreaLayoutInfo::item(const QList<int> &path) |
1712 | { |
1713 | Q_ASSERT(!path.isEmpty()); |
1714 | const int index = path.first(); |
1715 | if (path.count() > 1) { |
1716 | const QDockAreaLayoutItem &item = item_list[index]; |
1717 | Q_ASSERT(item.subinfo != nullptr); |
1718 | return item.subinfo->item(path: path.mid(pos: 1)); |
1719 | } |
1720 | return item_list[index]; |
1721 | } |
1722 | |
1723 | QLayoutItem *QDockAreaLayoutInfo::itemAt(int *x, int index) const |
1724 | { |
1725 | for (int i = 0; i < item_list.count(); ++i) { |
1726 | const QDockAreaLayoutItem &item = item_list.at(i); |
1727 | if (item.placeHolderItem != nullptr) |
1728 | continue; |
1729 | if (item.subinfo) { |
1730 | if (QLayoutItem *ret = item.subinfo->itemAt(x, index)) |
1731 | return ret; |
1732 | } else if (item.widgetItem) { |
1733 | if ((*x)++ == index) |
1734 | return item.widgetItem; |
1735 | } |
1736 | } |
1737 | return nullptr; |
1738 | } |
1739 | |
1740 | QLayoutItem *QDockAreaLayoutInfo::takeAt(int *x, int index) |
1741 | { |
1742 | for (int i = 0; i < item_list.count(); ++i) { |
1743 | QDockAreaLayoutItem &item = item_list[i]; |
1744 | if (item.placeHolderItem != nullptr) |
1745 | continue; |
1746 | else if (item.subinfo) { |
1747 | if (QLayoutItem *ret = item.subinfo->takeAt(x, index)) { |
1748 | unnest(index: i); |
1749 | return ret; |
1750 | } |
1751 | } else if (item.widgetItem) { |
1752 | if ((*x)++ == index) { |
1753 | item.placeHolderItem = new QPlaceHolderItem(item.widgetItem->widget()); |
1754 | QLayoutItem *ret = item.widgetItem; |
1755 | item.widgetItem = nullptr; |
1756 | if (item.size != -1) |
1757 | item.flags |= QDockAreaLayoutItem::KeepSize; |
1758 | return ret; |
1759 | } |
1760 | } |
1761 | } |
1762 | return nullptr; |
1763 | } |
1764 | |
1765 | void QDockAreaLayoutInfo::deleteAllLayoutItems() |
1766 | { |
1767 | for (int i = 0; i < item_list.count(); ++i) { |
1768 | QDockAreaLayoutItem &item= item_list[i]; |
1769 | if (item.subinfo) { |
1770 | item.subinfo->deleteAllLayoutItems(); |
1771 | } else { |
1772 | delete item.widgetItem; |
1773 | item.widgetItem = nullptr; |
1774 | } |
1775 | } |
1776 | } |
1777 | |
1778 | void QDockAreaLayoutInfo::saveState(QDataStream &stream) const |
1779 | { |
1780 | #if QT_CONFIG(tabbar) |
1781 | if (tabbed) { |
1782 | stream << (uchar) TabMarker; |
1783 | |
1784 | // write the index in item_list of the widget that's currently on top. |
1785 | quintptr id = currentTabId(); |
1786 | int index = -1; |
1787 | for (int i = 0; i < item_list.count(); ++i) { |
1788 | if (tabId(item: item_list.at(i)) == id) { |
1789 | index = i; |
1790 | break; |
1791 | } |
1792 | } |
1793 | stream << index; |
1794 | } else |
1795 | #endif // QT_CONFIG(tabbar) |
1796 | { |
1797 | stream << (uchar) SequenceMarker; |
1798 | } |
1799 | |
1800 | stream << (uchar) o << item_list.count(); |
1801 | |
1802 | for (int i = 0; i < item_list.count(); ++i) { |
1803 | const QDockAreaLayoutItem &item = item_list.at(i); |
1804 | if (item.widgetItem != nullptr) { |
1805 | stream << (uchar) WidgetMarker; |
1806 | QWidget *w = item.widgetItem->widget(); |
1807 | QString name = w->objectName(); |
1808 | if (Q_UNLIKELY(name.isEmpty())) { |
1809 | qWarning(msg: "QMainWindow::saveState(): 'objectName' not set for QDockWidget %p '%ls;" , |
1810 | w, qUtf16Printable(w->windowTitle())); |
1811 | } |
1812 | stream << name; |
1813 | |
1814 | uchar flags = 0; |
1815 | if (!w->isHidden()) |
1816 | flags |= StateFlagVisible; |
1817 | if (w->isWindow()) |
1818 | flags |= StateFlagFloating; |
1819 | stream << flags; |
1820 | |
1821 | if (w->isWindow()) { |
1822 | const QRect geometry = w->geometry(); |
1823 | stream << geometry.x() << geometry.y() << geometry.width() << geometry.height(); |
1824 | } else { |
1825 | stream << item.pos << item.size << pick(o, size: item.minimumSize()) |
1826 | << pick(o, size: item.maximumSize()); |
1827 | } |
1828 | } else if (item.placeHolderItem != nullptr) { |
1829 | stream << (uchar) WidgetMarker; |
1830 | stream << item.placeHolderItem->objectName; |
1831 | uchar flags = 0; |
1832 | if (!item.placeHolderItem->hidden) |
1833 | flags |= StateFlagVisible; |
1834 | if (item.placeHolderItem->window) |
1835 | flags |= StateFlagFloating; |
1836 | stream << flags; |
1837 | if (item.placeHolderItem->window) { |
1838 | QRect r = item.placeHolderItem->topLevelRect; |
1839 | stream << r.x() << r.y() << r.width() << r.height(); |
1840 | } else { |
1841 | stream << item.pos << item.size << (int)0 << (int)0; |
1842 | } |
1843 | } else if (item.subinfo != nullptr) { |
1844 | stream << (uchar) SequenceMarker << item.pos << item.size << pick(o, size: item.minimumSize()) << pick(o, size: item.maximumSize()); |
1845 | item.subinfo->saveState(stream); |
1846 | } |
1847 | } |
1848 | } |
1849 | |
1850 | static Qt::DockWidgetArea toDockWidgetArea(QInternal::DockPosition pos) |
1851 | { |
1852 | switch (pos) { |
1853 | case QInternal::LeftDock: return Qt::LeftDockWidgetArea; |
1854 | case QInternal::RightDock: return Qt::RightDockWidgetArea; |
1855 | case QInternal::TopDock: return Qt::TopDockWidgetArea; |
1856 | case QInternal::BottomDock: return Qt::BottomDockWidgetArea; |
1857 | default: break; |
1858 | } |
1859 | return Qt::NoDockWidgetArea; |
1860 | } |
1861 | |
1862 | bool QDockAreaLayoutInfo::restoreState(QDataStream &stream, QList<QDockWidget*> &widgets, bool testing) |
1863 | { |
1864 | uchar marker; |
1865 | stream >> marker; |
1866 | if (marker != TabMarker && marker != SequenceMarker) |
1867 | return false; |
1868 | |
1869 | #if QT_CONFIG(tabbar) |
1870 | tabbed = marker == TabMarker; |
1871 | |
1872 | int index = -1; |
1873 | if (tabbed) |
1874 | stream >> index; |
1875 | #endif |
1876 | |
1877 | uchar orientation; |
1878 | stream >> orientation; |
1879 | o = static_cast<Qt::Orientation>(orientation); |
1880 | |
1881 | int cnt; |
1882 | stream >> cnt; |
1883 | |
1884 | for (int i = 0; i < cnt; ++i) { |
1885 | uchar nextMarker; |
1886 | stream >> nextMarker; |
1887 | if (nextMarker == WidgetMarker) { |
1888 | QString name; |
1889 | uchar flags; |
1890 | stream >> name >> flags; |
1891 | if (name.isEmpty()) { |
1892 | int dummy; |
1893 | stream >> dummy >> dummy >> dummy >> dummy; |
1894 | continue; |
1895 | } |
1896 | |
1897 | QDockWidget *widget = nullptr; |
1898 | for (int j = 0; j < widgets.count(); ++j) { |
1899 | if (widgets.at(i: j)->objectName() == name) { |
1900 | widget = widgets.takeAt(i: j); |
1901 | break; |
1902 | } |
1903 | } |
1904 | |
1905 | if (widget == nullptr) { |
1906 | QPlaceHolderItem *placeHolder = new QPlaceHolderItem; |
1907 | QDockAreaLayoutItem item(placeHolder); |
1908 | |
1909 | placeHolder->objectName = name; |
1910 | placeHolder->window = flags & StateFlagFloating; |
1911 | placeHolder->hidden = !(flags & StateFlagVisible); |
1912 | if (placeHolder->window) { |
1913 | int x, y, w, h; |
1914 | stream >> x >> y >> w >> h; |
1915 | placeHolder->topLevelRect = QRect(x, y, w, h); |
1916 | } else { |
1917 | int dummy; |
1918 | stream >> item.pos >> item.size >> dummy >> dummy; |
1919 | } |
1920 | if (item.size != -1) |
1921 | item.flags |= QDockAreaLayoutItem::KeepSize; |
1922 | if (!testing) |
1923 | item_list.append(t: item); |
1924 | } else { |
1925 | QDockAreaLayoutItem item(new QDockWidgetItem(widget)); |
1926 | if (flags & StateFlagFloating) { |
1927 | bool drawer = false; |
1928 | |
1929 | if (!testing) { |
1930 | widget->hide(); |
1931 | if (!drawer) |
1932 | widget->setFloating(true); |
1933 | } |
1934 | |
1935 | int x, y, w, h; |
1936 | stream >> x >> y >> w >> h; |
1937 | |
1938 | if (!testing) |
1939 | widget->setGeometry(QDockAreaLayout::constrainedRect(rect: QRect(x, y, w, h), widget)); |
1940 | |
1941 | if (!testing) { |
1942 | widget->setVisible(flags & StateFlagVisible); |
1943 | item_list.append(t: item); |
1944 | } |
1945 | } else { |
1946 | int dummy; |
1947 | stream >> item.pos >> item.size >> dummy >> dummy; |
1948 | if (!testing) { |
1949 | item_list.append(t: item); |
1950 | widget->setFloating(false); |
1951 | widget->setVisible(flags & StateFlagVisible); |
1952 | emit widget->dockLocationChanged(area: toDockWidgetArea(pos: dockPos)); |
1953 | } |
1954 | } |
1955 | if (testing) { |
1956 | //was it is not really added to the layout, we need to delete the object here |
1957 | delete item.widgetItem; |
1958 | } |
1959 | } |
1960 | } else if (nextMarker == SequenceMarker) { |
1961 | int dummy; |
1962 | #if !QT_CONFIG(tabbar) |
1963 | const int tabBarShape = 0; |
1964 | #endif |
1965 | QDockAreaLayoutItem item(new QDockAreaLayoutInfo(sep, dockPos, o, |
1966 | tabBarShape, mainWindow)); |
1967 | stream >> item.pos >> item.size >> dummy >> dummy; |
1968 | //we need to make sure the element is in the list so the dock widget can eventually be docked correctly |
1969 | if (!testing) |
1970 | item_list.append(t: item); |
1971 | |
1972 | //here we need to make sure we change the item in the item_list |
1973 | QDockAreaLayoutItem &lastItem = testing ? item : item_list.last(); |
1974 | |
1975 | if (!lastItem.subinfo->restoreState(stream, widgets, testing)) |
1976 | return false; |
1977 | |
1978 | } else { |
1979 | return false; |
1980 | } |
1981 | } |
1982 | |
1983 | #if QT_CONFIG(tabbar) |
1984 | if (!testing && tabbed && index >= 0 && index < item_list.count()) { |
1985 | updateTabBar(); |
1986 | setCurrentTabId(tabId(item: item_list.at(i: index))); |
1987 | } |
1988 | if (!testing && *sep == 1) |
1989 | updateSeparatorWidgets(); |
1990 | #endif |
1991 | |
1992 | return true; |
1993 | } |
1994 | |
1995 | #if QT_CONFIG(tabbar) |
1996 | void QDockAreaLayoutInfo::updateSeparatorWidgets() const |
1997 | { |
1998 | if (tabbed) { |
1999 | separatorWidgets.clear(); |
2000 | return; |
2001 | } |
2002 | |
2003 | int j = 0; |
2004 | for (int i = 0; i < item_list.count(); ++i) { |
2005 | const QDockAreaLayoutItem &item = item_list.at(i); |
2006 | |
2007 | if (item.skip()) |
2008 | continue; |
2009 | |
2010 | int next = this->next(index: i); |
2011 | if ((item.flags & QDockAreaLayoutItem::GapItem) |
2012 | || (next != -1 && (item_list.at(i: next).flags & QDockAreaLayoutItem::GapItem))) |
2013 | continue; |
2014 | |
2015 | if (item.subinfo) { |
2016 | item.subinfo->updateSeparatorWidgets(); |
2017 | } |
2018 | |
2019 | if (next == -1) |
2020 | break; |
2021 | |
2022 | QWidget *sepWidget; |
2023 | if (j < separatorWidgets.size() && separatorWidgets.at(i: j)) { |
2024 | sepWidget = separatorWidgets.at(i: j); |
2025 | } else { |
2026 | sepWidget = mainWindowLayout()->getSeparatorWidget(); |
2027 | separatorWidgets.append(t: sepWidget); |
2028 | } |
2029 | j++; |
2030 | |
2031 | sepWidget->raise(); |
2032 | |
2033 | QRect sepRect = separatorRect(index: i).adjusted(xp1: -2, yp1: -2, xp2: 2, yp2: 2); |
2034 | sepWidget->setGeometry(sepRect); |
2035 | sepWidget->setMask( QRegion(separatorRect(index: i).translated( p: - sepRect.topLeft()))); |
2036 | sepWidget->show(); |
2037 | } |
2038 | |
2039 | for (int k = j; k < separatorWidgets.size(); ++k) { |
2040 | separatorWidgets[k]->hide(); |
2041 | } |
2042 | separatorWidgets.resize(asize: j); |
2043 | Q_ASSERT(separatorWidgets.size() == j); |
2044 | } |
2045 | |
2046 | /*! \internal |
2047 | reparent all the widgets contained in this layout portion to the |
2048 | specified parent. This is used to reparent dock widgets and tabbars |
2049 | to the floating window or the main window |
2050 | */ |
2051 | void QDockAreaLayoutInfo::reparentWidgets(QWidget *parent) |
2052 | { |
2053 | if (tabBar) |
2054 | tabBar->setParent(parent); |
2055 | |
2056 | for (int i = 0; i < item_list.count(); ++i) { |
2057 | const QDockAreaLayoutItem &item = item_list.at(i); |
2058 | if (item.flags & QDockAreaLayoutItem::GapItem) |
2059 | continue; |
2060 | if (item.subinfo) |
2061 | item.subinfo->reparentWidgets(parent); |
2062 | if (item.widgetItem) { |
2063 | QWidget *w = item.widgetItem->widget(); |
2064 | if (qobject_cast<QDockWidgetGroupWindow *>(object: w)) |
2065 | continue; |
2066 | if (w->parent() != parent) { |
2067 | bool hidden = w->isHidden(); |
2068 | w->setParent(parent, f: w->windowFlags()); |
2069 | if (!hidden) |
2070 | w->show(); |
2071 | } |
2072 | } |
2073 | } |
2074 | } |
2075 | |
2076 | //returns whether the tabbar is visible or not |
2077 | bool QDockAreaLayoutInfo::updateTabBar() const |
2078 | { |
2079 | if (!tabbed) |
2080 | return false; |
2081 | |
2082 | QDockAreaLayoutInfo *that = const_cast<QDockAreaLayoutInfo*>(this); |
2083 | |
2084 | if (that->tabBar == nullptr) { |
2085 | that->tabBar = mainWindowLayout()->getTabBar(); |
2086 | that->tabBar->setShape(static_cast<QTabBar::Shape>(tabBarShape)); |
2087 | that->tabBar->setDrawBase(true); |
2088 | } |
2089 | |
2090 | const QSignalBlocker blocker(tabBar); |
2091 | bool gap = false; |
2092 | |
2093 | const quintptr oldCurrentId = currentTabId(); |
2094 | |
2095 | int tab_idx = 0; |
2096 | for (int i = 0; i < item_list.count(); ++i) { |
2097 | const QDockAreaLayoutItem &item = item_list.at(i); |
2098 | if (item.skip()) |
2099 | continue; |
2100 | if (item.flags & QDockAreaLayoutItem::GapItem) { |
2101 | gap = true; |
2102 | continue; |
2103 | } |
2104 | if (item.widgetItem == nullptr) |
2105 | continue; |
2106 | |
2107 | QDockWidget *dw = qobject_cast<QDockWidget*>(object: item.widgetItem->widget()); |
2108 | QString title = dw->d_func()->fixedWindowTitle; |
2109 | quintptr id = tabId(item); |
2110 | if (tab_idx == tabBar->count()) { |
2111 | tabBar->insertTab(index: tab_idx, text: title); |
2112 | #ifndef QT_NO_TOOLTIP |
2113 | tabBar->setTabToolTip(index: tab_idx, tip: title); |
2114 | #endif |
2115 | tabBar->setTabData(index: tab_idx, data: id); |
2116 | } else if (qvariant_cast<quintptr>(v: tabBar->tabData(index: tab_idx)) != id) { |
2117 | if (tab_idx + 1 < tabBar->count() |
2118 | && qvariant_cast<quintptr>(v: tabBar->tabData(index: tab_idx + 1)) == id) |
2119 | tabBar->removeTab(index: tab_idx); |
2120 | else { |
2121 | tabBar->insertTab(index: tab_idx, text: title); |
2122 | #ifndef QT_NO_TOOLTIP |
2123 | tabBar->setTabToolTip(index: tab_idx, tip: title); |
2124 | #endif |
2125 | tabBar->setTabData(index: tab_idx, data: id); |
2126 | } |
2127 | } |
2128 | |
2129 | if (title != tabBar->tabText(index: tab_idx)) { |
2130 | tabBar->setTabText(index: tab_idx, text: title); |
2131 | #ifndef QT_NO_TOOLTIP |
2132 | tabBar->setTabToolTip(index: tab_idx, tip: title); |
2133 | #endif |
2134 | } |
2135 | |
2136 | ++tab_idx; |
2137 | } |
2138 | |
2139 | while (tab_idx < tabBar->count()) { |
2140 | tabBar->removeTab(index: tab_idx); |
2141 | } |
2142 | |
2143 | if (oldCurrentId > 0 && currentTabId() != oldCurrentId) |
2144 | that->setCurrentTabId(oldCurrentId); |
2145 | |
2146 | if (QDockWidgetGroupWindow *dwgw = qobject_cast<QDockWidgetGroupWindow *>(object: tabBar->parent())) |
2147 | dwgw->adjustFlags(); |
2148 | |
2149 | //returns if the tabbar is visible or not |
2150 | return ( (gap ? 1 : 0) + tabBar->count()) > 1; |
2151 | } |
2152 | |
2153 | void QDockAreaLayoutInfo::setTabBarShape(int shape) |
2154 | { |
2155 | if (shape == tabBarShape) |
2156 | return; |
2157 | tabBarShape = shape; |
2158 | if (tabBar != nullptr) |
2159 | tabBar->setShape(static_cast<QTabBar::Shape>(shape)); |
2160 | |
2161 | for (int i = 0; i < item_list.count(); ++i) { |
2162 | QDockAreaLayoutItem &item = item_list[i]; |
2163 | if (item.subinfo != nullptr) |
2164 | item.subinfo->setTabBarShape(shape); |
2165 | } |
2166 | } |
2167 | |
2168 | QSize QDockAreaLayoutInfo::tabBarMinimumSize() const |
2169 | { |
2170 | if (!updateTabBar()) |
2171 | return QSize(0, 0); |
2172 | |
2173 | return tabBar->minimumSizeHint(); |
2174 | } |
2175 | |
2176 | QSize QDockAreaLayoutInfo::tabBarSizeHint() const |
2177 | { |
2178 | if (!updateTabBar()) |
2179 | return QSize(0, 0); |
2180 | |
2181 | return tabBar->sizeHint(); |
2182 | } |
2183 | |
2184 | QSet<QTabBar*> QDockAreaLayoutInfo::usedTabBars() const |
2185 | { |
2186 | QSet<QTabBar*> result; |
2187 | |
2188 | if (tabbed) { |
2189 | updateTabBar(); |
2190 | result.insert(value: tabBar); |
2191 | } |
2192 | |
2193 | for (int i = 0; i < item_list.count(); ++i) { |
2194 | const QDockAreaLayoutItem &item = item_list.at(i); |
2195 | if (item.subinfo != nullptr) |
2196 | result += item.subinfo->usedTabBars(); |
2197 | } |
2198 | |
2199 | return result; |
2200 | } |
2201 | |
2202 | // returns a set of all used separator widgets for this dockarelayout info |
2203 | // and all subinfos |
2204 | QSet<QWidget*> QDockAreaLayoutInfo::usedSeparatorWidgets() const |
2205 | { |
2206 | QSet<QWidget*> result; |
2207 | const int numSeparatorWidgets = separatorWidgets.count(); |
2208 | result.reserve(asize: numSeparatorWidgets); |
2209 | |
2210 | for (int i = 0; i < numSeparatorWidgets; ++i) |
2211 | result << separatorWidgets.at(i); |
2212 | |
2213 | for (int i = 0; i < item_list.count(); ++i) { |
2214 | const QDockAreaLayoutItem &item = item_list.at(i); |
2215 | if (item.subinfo != nullptr) |
2216 | result += item.subinfo->usedSeparatorWidgets(); |
2217 | } |
2218 | |
2219 | return result; |
2220 | } |
2221 | |
2222 | QRect QDockAreaLayoutInfo::tabContentRect() const |
2223 | { |
2224 | if (!tabbed) |
2225 | return QRect(); |
2226 | |
2227 | QRect result = rect; |
2228 | QSize tbh = tabBarSizeHint(); |
2229 | |
2230 | if (!tbh.isNull()) { |
2231 | switch (tabBarShape) { |
2232 | case QTabBar::RoundedNorth: |
2233 | case QTabBar::TriangularNorth: |
2234 | result.adjust(dx1: 0, dy1: tbh.height(), dx2: 0, dy2: 0); |
2235 | break; |
2236 | case QTabBar::RoundedSouth: |
2237 | case QTabBar::TriangularSouth: |
2238 | result.adjust(dx1: 0, dy1: 0, dx2: 0, dy2: -tbh.height()); |
2239 | break; |
2240 | case QTabBar::RoundedEast: |
2241 | case QTabBar::TriangularEast: |
2242 | result.adjust(dx1: 0, dy1: 0, dx2: -tbh.width(), dy2: 0); |
2243 | break; |
2244 | case QTabBar::RoundedWest: |
2245 | case QTabBar::TriangularWest: |
2246 | result.adjust(dx1: tbh.width(), dy1: 0, dx2: 0, dy2: 0); |
2247 | break; |
2248 | default: |
2249 | break; |
2250 | } |
2251 | } |
2252 | |
2253 | return result; |
2254 | } |
2255 | |
2256 | int QDockAreaLayoutInfo::tabIndexToListIndex(int tabIndex) const |
2257 | { |
2258 | Q_ASSERT(tabbed && tabBar); |
2259 | quintptr data = qvariant_cast<quintptr>(v: tabBar->tabData(index: tabIndex)); |
2260 | for (int i = 0; i < item_list.count(); ++i) { |
2261 | if (tabId(item: item_list.at(i)) == data) |
2262 | return i; |
2263 | } |
2264 | return -1; |
2265 | } |
2266 | |
2267 | void QDockAreaLayoutInfo::moveTab(int from, int to) |
2268 | { |
2269 | item_list.move(from: tabIndexToListIndex(tabIndex: from), to: tabIndexToListIndex(tabIndex: to)); |
2270 | } |
2271 | #endif // QT_CONFIG(tabbar) |
2272 | |
2273 | /****************************************************************************** |
2274 | ** QDockAreaLayout |
2275 | */ |
2276 | |
2277 | QDockAreaLayout::QDockAreaLayout(QMainWindow *win) : fallbackToSizeHints(true) |
2278 | { |
2279 | mainWindow = win; |
2280 | sep = win->style()->pixelMetric(metric: QStyle::PM_DockWidgetSeparatorExtent, option: nullptr, widget: win); |
2281 | #if QT_CONFIG(tabbar) |
2282 | const int tabShape = QTabBar::RoundedSouth; |
2283 | #else |
2284 | const int tabShape = 0; |
2285 | #endif |
2286 | docks[QInternal::LeftDock] |
2287 | = QDockAreaLayoutInfo(&sep, QInternal::LeftDock, Qt::Vertical, tabShape, win); |
2288 | docks[QInternal::RightDock] |
2289 | = QDockAreaLayoutInfo(&sep, QInternal::RightDock, Qt::Vertical, tabShape, win); |
2290 | docks[QInternal::TopDock] |
2291 | = QDockAreaLayoutInfo(&sep, QInternal::TopDock, Qt::Horizontal, tabShape, win); |
2292 | docks[QInternal::BottomDock] |
2293 | = QDockAreaLayoutInfo(&sep, QInternal::BottomDock, Qt::Horizontal, tabShape, win); |
2294 | centralWidgetItem = nullptr; |
2295 | |
2296 | |
2297 | corners[Qt::TopLeftCorner] = Qt::TopDockWidgetArea; |
2298 | corners[Qt::TopRightCorner] = Qt::TopDockWidgetArea; |
2299 | corners[Qt::BottomLeftCorner] = Qt::BottomDockWidgetArea; |
2300 | corners[Qt::BottomRightCorner] = Qt::BottomDockWidgetArea; |
2301 | } |
2302 | |
2303 | bool QDockAreaLayout::isValid() const |
2304 | { |
2305 | return rect.isValid(); |
2306 | } |
2307 | |
2308 | void QDockAreaLayout::saveState(QDataStream &stream) const |
2309 | { |
2310 | stream << (uchar) DockWidgetStateMarker; |
2311 | int cnt = 0; |
2312 | for (int i = 0; i < QInternal::DockCount; ++i) { |
2313 | if (!docks[i].item_list.isEmpty()) |
2314 | ++cnt; |
2315 | } |
2316 | stream << cnt; |
2317 | for (int i = 0; i < QInternal::DockCount; ++i) { |
2318 | if (docks[i].item_list.isEmpty()) |
2319 | continue; |
2320 | stream << i << docks[i].rect.size(); |
2321 | docks[i].saveState(stream); |
2322 | } |
2323 | |
2324 | stream << centralWidgetRect.size(); |
2325 | |
2326 | for (int i = 0; i < 4; ++i) |
2327 | stream << static_cast<int>(corners[i]); |
2328 | } |
2329 | |
2330 | bool QDockAreaLayout::restoreState(QDataStream &stream, const QList<QDockWidget*> &_dockwidgets, bool testing) |
2331 | { |
2332 | QList<QDockWidget*> dockwidgets = _dockwidgets; |
2333 | |
2334 | int cnt; |
2335 | stream >> cnt; |
2336 | for (int i = 0; i < cnt; ++i) { |
2337 | int pos; |
2338 | stream >> pos; |
2339 | QSize size; |
2340 | stream >> size; |
2341 | if (!testing) { |
2342 | docks[pos].rect = QRect(QPoint(0, 0), size); |
2343 | } |
2344 | if (!docks[pos].restoreState(stream, widgets&: dockwidgets, testing)) { |
2345 | stream.setStatus(QDataStream::ReadCorruptData); |
2346 | return false; |
2347 | } |
2348 | } |
2349 | |
2350 | QSize size; |
2351 | stream >> size; |
2352 | centralWidgetRect = QRect(QPoint(0, 0), size); |
2353 | |
2354 | bool ok = stream.status() == QDataStream::Ok; |
2355 | |
2356 | if (ok) { |
2357 | int cornerData[4]; |
2358 | for (int i = 0; i < 4; ++i) |
2359 | stream >> cornerData[i]; |
2360 | if (stream.status() == QDataStream::Ok) { |
2361 | for (int i = 0; i < 4; ++i) |
2362 | corners[i] = static_cast<Qt::DockWidgetArea>(cornerData[i]); |
2363 | } |
2364 | |
2365 | if (!testing) |
2366 | fallbackToSizeHints = false; |
2367 | } |
2368 | |
2369 | return ok; |
2370 | } |
2371 | |
2372 | QList<int> QDockAreaLayout::indexOfPlaceHolder(const QString &objectName) const |
2373 | { |
2374 | for (int i = 0; i < QInternal::DockCount; ++i) { |
2375 | QList<int> result = docks[i].indexOfPlaceHolder(objectName); |
2376 | if (!result.isEmpty()) { |
2377 | result.prepend(t: i); |
2378 | return result; |
2379 | } |
2380 | } |
2381 | return QList<int>(); |
2382 | } |
2383 | |
2384 | QList<int> QDockAreaLayout::indexOf(QWidget *dockWidget) const |
2385 | { |
2386 | for (int i = 0; i < QInternal::DockCount; ++i) { |
2387 | QList<int> result = docks[i].indexOf(widget: dockWidget); |
2388 | if (!result.isEmpty()) { |
2389 | result.prepend(t: i); |
2390 | return result; |
2391 | } |
2392 | } |
2393 | return QList<int>(); |
2394 | } |
2395 | |
2396 | QList<int> QDockAreaLayout::gapIndex(const QPoint &pos, bool disallowTabs) const |
2397 | { |
2398 | QMainWindow::DockOptions opts = mainWindow->dockOptions(); |
2399 | bool nestingEnabled = opts & QMainWindow::AllowNestedDocks; |
2400 | QDockAreaLayoutInfo::TabMode tabMode = QDockAreaLayoutInfo::NoTabs; |
2401 | #if QT_CONFIG(tabbar) |
2402 | if (!disallowTabs) { |
2403 | if (opts & QMainWindow::AllowTabbedDocks || opts & QMainWindow::VerticalTabs) |
2404 | tabMode = QDockAreaLayoutInfo::AllowTabs; |
2405 | if (opts & QMainWindow::ForceTabbedDocks) |
2406 | tabMode = QDockAreaLayoutInfo::ForceTabs; |
2407 | |
2408 | if (tabMode == QDockAreaLayoutInfo::ForceTabs) |
2409 | nestingEnabled = false; |
2410 | } |
2411 | #endif |
2412 | |
2413 | |
2414 | for (int i = 0; i < QInternal::DockCount; ++i) { |
2415 | const QDockAreaLayoutInfo &info = docks[i]; |
2416 | |
2417 | if (!info.isEmpty() && info.rect.contains(p: pos)) { |
2418 | QList<int> result |
2419 | = docks[i].gapIndex(pos: pos, nestingEnabled, tabMode); |
2420 | if (!result.isEmpty()) |
2421 | result.prepend(t: i); |
2422 | return result; |
2423 | } |
2424 | } |
2425 | |
2426 | for (int i = 0; i < QInternal::DockCount; ++i) { |
2427 | const QDockAreaLayoutInfo &info = docks[i]; |
2428 | |
2429 | if (info.isEmpty()) { |
2430 | QRect r; |
2431 | switch (i) { |
2432 | case QInternal::LeftDock: |
2433 | r = QRect(rect.left(), rect.top(), EmptyDropAreaSize, rect.height()); |
2434 | break; |
2435 | case QInternal::RightDock: |
2436 | r = QRect(rect.right() - EmptyDropAreaSize, rect.top(), |
2437 | EmptyDropAreaSize, rect.height()); |
2438 | break; |
2439 | case QInternal::TopDock: |
2440 | r = QRect(rect.left(), rect.top(), rect.width(), EmptyDropAreaSize); |
2441 | break; |
2442 | case QInternal::BottomDock: |
2443 | r = QRect(rect.left(), rect.bottom() - EmptyDropAreaSize, |
2444 | rect.width(), EmptyDropAreaSize); |
2445 | break; |
2446 | } |
2447 | if (r.contains(p: pos)) { |
2448 | if (opts & QMainWindow::ForceTabbedDocks && !info.item_list.isEmpty()) { |
2449 | //in case of ForceTabbedDocks, we pass -1 in order to force the gap to be tabbed |
2450 | //it mustn't be completely empty otherwise it won't work |
2451 | return QList<int>() << i << -1 << 0; |
2452 | } else { |
2453 | return QList<int>() << i << 0; |
2454 | } |
2455 | } |
2456 | } |
2457 | } |
2458 | |
2459 | return QList<int>(); |
2460 | } |
2461 | |
2462 | QList<int> QDockAreaLayout::findSeparator(const QPoint &pos) const |
2463 | { |
2464 | QList<int> result; |
2465 | for (int i = 0; i < QInternal::DockCount; ++i) { |
2466 | const QDockAreaLayoutInfo &info = docks[i]; |
2467 | if (info.isEmpty()) |
2468 | continue; |
2469 | QRect rect = separatorRect(index: i); |
2470 | if (!rect.isNull() && sep == 1) |
2471 | rect.adjust(dx1: -2, dy1: -2, dx2: 2, dy2: 2); |
2472 | if (rect.contains(p: pos) && !info.hasFixedSize()) { |
2473 | result << i; |
2474 | break; |
2475 | } else if (info.rect.contains(p: pos)) { |
2476 | result = docks[i].findSeparator(pos: pos); |
2477 | if (!result.isEmpty()) { |
2478 | result.prepend(t: i); |
2479 | break; |
2480 | } |
2481 | } |
2482 | } |
2483 | |
2484 | return result; |
2485 | } |
2486 | |
2487 | QDockAreaLayoutInfo *QDockAreaLayout::info(QWidget *widget) |
2488 | { |
2489 | for (int i = 0; i < QInternal::DockCount; ++i) { |
2490 | if (QDockAreaLayoutInfo *result = docks[i].info(widget)) |
2491 | return result; |
2492 | } |
2493 | |
2494 | return nullptr; |
2495 | } |
2496 | |
2497 | QDockAreaLayoutInfo *QDockAreaLayout::info(const QList<int> &path) |
2498 | { |
2499 | Q_ASSERT(!path.isEmpty()); |
2500 | const int index = path.first(); |
2501 | Q_ASSERT(index >= 0 && index < QInternal::DockCount); |
2502 | |
2503 | if (path.count() == 1) |
2504 | return &docks[index]; |
2505 | |
2506 | return docks[index].info(path: path.mid(pos: 1)); |
2507 | } |
2508 | |
2509 | const QDockAreaLayoutInfo *QDockAreaLayout::info(const QList<int> &path) const |
2510 | { |
2511 | return const_cast<QDockAreaLayout*>(this)->info(path); |
2512 | } |
2513 | |
2514 | QDockAreaLayoutItem &QDockAreaLayout::item(const QList<int> &path) |
2515 | { |
2516 | Q_ASSERT(!path.isEmpty()); |
2517 | const int index = path.first(); |
2518 | Q_ASSERT(index >= 0 && index < QInternal::DockCount); |
2519 | return docks[index].item(path: path.mid(pos: 1)); |
2520 | } |
2521 | |
2522 | QRect QDockAreaLayout::itemRect(const QList<int> &path) const |
2523 | { |
2524 | Q_ASSERT(!path.isEmpty()); |
2525 | const int index = path.first(); |
2526 | Q_ASSERT(index >= 0 && index < QInternal::DockCount); |
2527 | return docks[index].itemRect(path: path.mid(pos: 1)); |
2528 | } |
2529 | |
2530 | QRect QDockAreaLayout::separatorRect(int index) const |
2531 | { |
2532 | const QDockAreaLayoutInfo &dock = docks[index]; |
2533 | if (dock.isEmpty()) |
2534 | return QRect(); |
2535 | QRect r = dock.rect; |
2536 | switch (index) { |
2537 | case QInternal::LeftDock: |
2538 | return QRect(r.right() + 1, r.top(), sep, r.height()); |
2539 | case QInternal::RightDock: |
2540 | return QRect(r.left() - sep, r.top(), sep, r.height()); |
2541 | case QInternal::TopDock: |
2542 | return QRect(r.left(), r.bottom() + 1, r.width(), sep); |
2543 | case QInternal::BottomDock: |
2544 | return QRect(r.left(), r.top() - sep, r.width(), sep); |
2545 | default: |
2546 | break; |
2547 | } |
2548 | return QRect(); |
2549 | } |
2550 | |
2551 | QRect QDockAreaLayout::separatorRect(const QList<int> &path) const |
2552 | { |
2553 | Q_ASSERT(!path.isEmpty()); |
2554 | |
2555 | const int index = path.first(); |
2556 | Q_ASSERT(index >= 0 && index < QInternal::DockCount); |
2557 | |
2558 | if (path.count() == 1) |
2559 | return separatorRect(index); |
2560 | else |
2561 | return docks[index].separatorRect(path: path.mid(pos: 1)); |
2562 | } |
2563 | |
2564 | bool QDockAreaLayout::insertGap(const QList<int> &path, QLayoutItem *dockWidgetItem) |
2565 | { |
2566 | Q_ASSERT(!path.isEmpty()); |
2567 | const int index = path.first(); |
2568 | Q_ASSERT(index >= 0 && index < QInternal::DockCount); |
2569 | return docks[index].insertGap(path: path.mid(pos: 1), dockWidgetItem); |
2570 | } |
2571 | |
2572 | QLayoutItem *QDockAreaLayout::plug(const QList<int> &path) |
2573 | { |
2574 | #if QT_CONFIG(tabbar) |
2575 | Q_ASSERT(!path.isEmpty()); |
2576 | const int index = path.first(); |
2577 | Q_ASSERT(index >= 0 && index < QInternal::DockCount); |
2578 | QLayoutItem *item = docks[index].plug(path: path.mid(pos: 1)); |
2579 | docks[index].reparentWidgets(parent: mainWindow); |
2580 | return item; |
2581 | #else |
2582 | return nullptr; |
2583 | #endif |
2584 | } |
2585 | |
2586 | QLayoutItem *QDockAreaLayout::unplug(const QList<int> &path) |
2587 | { |
2588 | Q_ASSERT(!path.isEmpty()); |
2589 | const int index = path.first(); |
2590 | Q_ASSERT(index >= 0 && index < QInternal::DockCount); |
2591 | return docks[index].unplug(path: path.mid(pos: 1)); |
2592 | } |
2593 | |
2594 | void QDockAreaLayout::remove(const QList<int> &path) |
2595 | { |
2596 | Q_ASSERT(!path.isEmpty()); |
2597 | const int index = path.first(); |
2598 | Q_ASSERT(index >= 0 && index < QInternal::DockCount); |
2599 | docks[index].remove(path: path.mid(pos: 1)); |
2600 | } |
2601 | |
2602 | void QDockAreaLayout::removePlaceHolder(const QString &name) |
2603 | { |
2604 | QList<int> index = indexOfPlaceHolder(objectName: name); |
2605 | if (!index.isEmpty()) |
2606 | remove(path: index); |
2607 | const auto groups = |
2608 | mainWindow->findChildren<QDockWidgetGroupWindow *>(aName: QString(), options: Qt::FindDirectChildrenOnly); |
2609 | for (QDockWidgetGroupWindow *dwgw : groups) { |
2610 | index = dwgw->layoutInfo()->indexOfPlaceHolder(objectName: name); |
2611 | if (!index.isEmpty()) { |
2612 | dwgw->layoutInfo()->remove(path: index); |
2613 | dwgw->destroyOrHideIfEmpty(); |
2614 | } |
2615 | } |
2616 | } |
2617 | |
2618 | static inline int qMax(int i1, int i2, int i3) { return qMax(a: i1, b: qMax(a: i2, b: i3)); } |
2619 | |
2620 | void QDockAreaLayout::getGrid(QVector<QLayoutStruct> *_ver_struct_list, |
2621 | QVector<QLayoutStruct> *_hor_struct_list) |
2622 | { |
2623 | QSize center_hint(0, 0); |
2624 | QSize center_min(0, 0); |
2625 | QSize center_max(0, 0); |
2626 | const bool have_central = centralWidgetItem != nullptr && !centralWidgetItem->isEmpty(); |
2627 | if (have_central) { |
2628 | center_hint = centralWidgetRect.size(); |
2629 | if (!center_hint.isValid()) |
2630 | center_hint = centralWidgetItem->sizeHint(); |
2631 | center_min = centralWidgetItem->minimumSize(); |
2632 | center_max = centralWidgetItem->maximumSize(); |
2633 | } |
2634 | |
2635 | QRect center_rect = rect; |
2636 | if (!docks[QInternal::LeftDock].isEmpty()) |
2637 | center_rect.setLeft(rect.left() + docks[QInternal::LeftDock].rect.width() + sep); |
2638 | if (!docks[QInternal::TopDock].isEmpty()) |
2639 | center_rect.setTop(rect.top() + docks[QInternal::TopDock].rect.height() + sep); |
2640 | if (!docks[QInternal::RightDock].isEmpty()) |
2641 | center_rect.setRight(rect.right() - docks[QInternal::RightDock].rect.width() - sep); |
2642 | if (!docks[QInternal::BottomDock].isEmpty()) |
2643 | center_rect.setBottom(rect.bottom() - docks[QInternal::BottomDock].rect.height() - sep); |
2644 | |
2645 | QSize left_hint = docks[QInternal::LeftDock].size(); |
2646 | if (left_hint.isNull() || fallbackToSizeHints) |
2647 | left_hint = docks[QInternal::LeftDock].sizeHint(); |
2648 | QSize left_min = docks[QInternal::LeftDock].minimumSize(); |
2649 | QSize left_max = docks[QInternal::LeftDock].maximumSize(); |
2650 | left_hint = left_hint.boundedTo(otherSize: left_max).expandedTo(otherSize: left_min); |
2651 | |
2652 | QSize right_hint = docks[QInternal::RightDock].size(); |
2653 | if (right_hint.isNull() || fallbackToSizeHints) |
2654 | right_hint = docks[QInternal::RightDock].sizeHint(); |
2655 | QSize right_min = docks[QInternal::RightDock].minimumSize(); |
2656 | QSize right_max = docks[QInternal::RightDock].maximumSize(); |
2657 | right_hint = right_hint.boundedTo(otherSize: right_max).expandedTo(otherSize: right_min); |
2658 | |
2659 | QSize top_hint = docks[QInternal::TopDock].size(); |
2660 | if (top_hint.isNull() || fallbackToSizeHints) |
2661 | top_hint = docks[QInternal::TopDock].sizeHint(); |
2662 | QSize top_min = docks[QInternal::TopDock].minimumSize(); |
2663 | QSize top_max = docks[QInternal::TopDock].maximumSize(); |
2664 | top_hint = top_hint.boundedTo(otherSize: top_max).expandedTo(otherSize: top_min); |
2665 | |
2666 | QSize bottom_hint = docks[QInternal::BottomDock].size(); |
2667 | if (bottom_hint.isNull() || fallbackToSizeHints) |
2668 | bottom_hint = docks[QInternal::BottomDock].sizeHint(); |
2669 | QSize bottom_min = docks[QInternal::BottomDock].minimumSize(); |
2670 | QSize bottom_max = docks[QInternal::BottomDock].maximumSize(); |
2671 | bottom_hint = bottom_hint.boundedTo(otherSize: bottom_max).expandedTo(otherSize: bottom_min); |
2672 | |
2673 | if (_ver_struct_list != nullptr) { |
2674 | QVector<QLayoutStruct> &ver_struct_list = *_ver_struct_list; |
2675 | ver_struct_list.resize(asize: 3); |
2676 | |
2677 | // top -------------------------------------------------- |
2678 | ver_struct_list[0].init(); |
2679 | ver_struct_list[0].stretch = 0; |
2680 | ver_struct_list[0].sizeHint = top_hint.height(); |
2681 | ver_struct_list[0].minimumSize = top_min.height(); |
2682 | ver_struct_list[0].maximumSize = top_max.height(); |
2683 | ver_struct_list[0].expansive = false; |
2684 | ver_struct_list[0].empty = docks[QInternal::TopDock].isEmpty(); |
2685 | ver_struct_list[0].pos = docks[QInternal::TopDock].rect.top(); |
2686 | ver_struct_list[0].size = docks[QInternal::TopDock].rect.height(); |
2687 | |
2688 | // center -------------------------------------------------- |
2689 | ver_struct_list[1].init(); |
2690 | ver_struct_list[1].stretch = center_hint.height(); |
2691 | |
2692 | bool tl_significant = corners[Qt::TopLeftCorner] == Qt::TopDockWidgetArea |
2693 | || docks[QInternal::TopDock].isEmpty(); |
2694 | bool bl_significant = corners[Qt::BottomLeftCorner] == Qt::BottomDockWidgetArea |
2695 | || docks[QInternal::BottomDock].isEmpty(); |
2696 | bool tr_significant = corners[Qt::TopRightCorner] == Qt::TopDockWidgetArea |
2697 | || docks[QInternal::TopDock].isEmpty(); |
2698 | bool br_significant = corners[Qt::BottomRightCorner] == Qt::BottomDockWidgetArea |
2699 | || docks[QInternal::BottomDock].isEmpty(); |
2700 | |
2701 | int left = (tl_significant && bl_significant) ? left_hint.height() : 0; |
2702 | int right = (tr_significant && br_significant) ? right_hint.height() : 0; |
2703 | ver_struct_list[1].sizeHint = qMax(i1: left, i2: center_hint.height(), i3: right); |
2704 | |
2705 | left = (tl_significant && bl_significant) ? left_min.height() : 0; |
2706 | right = (tr_significant && br_significant) ? right_min.height() : 0; |
2707 | ver_struct_list[1].minimumSize = qMax(i1: left, i2: center_min.height(), i3: right); |
2708 | ver_struct_list[1].maximumSize = center_max.height(); |
2709 | ver_struct_list[1].expansive = have_central; |
2710 | ver_struct_list[1].empty = docks[QInternal::LeftDock].isEmpty() |
2711 | && !have_central |
2712 | && docks[QInternal::RightDock].isEmpty(); |
2713 | ver_struct_list[1].pos = center_rect.top(); |
2714 | ver_struct_list[1].size = center_rect.height(); |
2715 | |
2716 | // bottom -------------------------------------------------- |
2717 | ver_struct_list[2].init(); |
2718 | ver_struct_list[2].stretch = 0; |
2719 | ver_struct_list[2].sizeHint = bottom_hint.height(); |
2720 | ver_struct_list[2].minimumSize = bottom_min.height(); |
2721 | ver_struct_list[2].maximumSize = bottom_max.height(); |
2722 | ver_struct_list[2].expansive = false; |
2723 | ver_struct_list[2].empty = docks[QInternal::BottomDock].isEmpty(); |
2724 | ver_struct_list[2].pos = docks[QInternal::BottomDock].rect.top(); |
2725 | ver_struct_list[2].size = docks[QInternal::BottomDock].rect.height(); |
2726 | |
2727 | for (int i = 0; i < 3; ++i) { |
2728 | ver_struct_list[i].sizeHint |
2729 | = qMax(a: ver_struct_list[i].sizeHint, b: ver_struct_list[i].minimumSize); |
2730 | } |
2731 | if (have_central && ver_struct_list[0].empty && ver_struct_list[2].empty) |
2732 | ver_struct_list[1].maximumSize = QWIDGETSIZE_MAX; |
2733 | } |
2734 | |
2735 | if (_hor_struct_list != nullptr) { |
2736 | QVector<QLayoutStruct> &hor_struct_list = *_hor_struct_list; |
2737 | hor_struct_list.resize(asize: 3); |
2738 | |
2739 | // left -------------------------------------------------- |
2740 | hor_struct_list[0].init(); |
2741 | hor_struct_list[0].stretch = 0; |
2742 | hor_struct_list[0].sizeHint = left_hint.width(); |
2743 | hor_struct_list[0].minimumSize = left_min.width(); |
2744 | hor_struct_list[0].maximumSize = left_max.width(); |
2745 | hor_struct_list[0].expansive = false; |
2746 | hor_struct_list[0].empty = docks[QInternal::LeftDock].isEmpty(); |
2747 | hor_struct_list[0].pos = docks[QInternal::LeftDock].rect.left(); |
2748 | hor_struct_list[0].size = docks[QInternal::LeftDock].rect.width(); |
2749 | |
2750 | // center -------------------------------------------------- |
2751 | hor_struct_list[1].init(); |
2752 | hor_struct_list[1].stretch = center_hint.width(); |
2753 | |
2754 | bool tl_significant = corners[Qt::TopLeftCorner] == Qt::LeftDockWidgetArea |
2755 | || docks[QInternal::LeftDock].isEmpty(); |
2756 | bool tr_significant = corners[Qt::TopRightCorner] == Qt::RightDockWidgetArea |
2757 | || docks[QInternal::RightDock].isEmpty(); |
2758 | bool bl_significant = corners[Qt::BottomLeftCorner] == Qt::LeftDockWidgetArea |
2759 | || docks[QInternal::LeftDock].isEmpty(); |
2760 | bool br_significant = corners[Qt::BottomRightCorner] == Qt::RightDockWidgetArea |
2761 | || docks[QInternal::RightDock].isEmpty(); |
2762 | |
2763 | int top = (tl_significant && tr_significant) ? top_hint.width() : 0; |
2764 | int bottom = (bl_significant && br_significant) ? bottom_hint.width() : 0; |
2765 | hor_struct_list[1].sizeHint = qMax(i1: top, i2: center_hint.width(), i3: bottom); |
2766 | |
2767 | top = (tl_significant && tr_significant) ? top_min.width() : 0; |
2768 | bottom = (bl_significant && br_significant) ? bottom_min.width() : 0; |
2769 | hor_struct_list[1].minimumSize = qMax(i1: top, i2: center_min.width(), i3: bottom); |
2770 | |
2771 | hor_struct_list[1].maximumSize = center_max.width(); |
2772 | hor_struct_list[1].expansive = have_central; |
2773 | hor_struct_list[1].empty = !have_central; |
2774 | hor_struct_list[1].pos = center_rect.left(); |
2775 | hor_struct_list[1].size = center_rect.width(); |
2776 | |
2777 | // right -------------------------------------------------- |
2778 | hor_struct_list[2].init(); |
2779 | hor_struct_list[2].stretch = 0; |
2780 | hor_struct_list[2].sizeHint = right_hint.width(); |
2781 | hor_struct_list[2].minimumSize = right_min.width(); |
2782 | hor_struct_list[2].maximumSize = right_max.width(); |
2783 | hor_struct_list[2].expansive = false; |
2784 | hor_struct_list[2].empty = docks[QInternal::RightDock].isEmpty(); |
2785 | hor_struct_list[2].pos = docks[QInternal::RightDock].rect.left(); |
2786 | hor_struct_list[2].size = docks[QInternal::RightDock].rect.width(); |
2787 | |
2788 | for (int i = 0; i < 3; ++i) { |
2789 | hor_struct_list[i].sizeHint |
2790 | = qMax(a: hor_struct_list[i].sizeHint, b: hor_struct_list[i].minimumSize); |
2791 | } |
2792 | if (have_central && hor_struct_list[0].empty && hor_struct_list[2].empty) |
2793 | hor_struct_list[1].maximumSize = QWIDGETSIZE_MAX; |
2794 | |
2795 | } |
2796 | } |
2797 | |
2798 | void QDockAreaLayout::setGrid(QVector<QLayoutStruct> *ver_struct_list, |
2799 | QVector<QLayoutStruct> *hor_struct_list) |
2800 | { |
2801 | |
2802 | // top --------------------------------------------------- |
2803 | |
2804 | if (!docks[QInternal::TopDock].isEmpty()) { |
2805 | QRect r = docks[QInternal::TopDock].rect; |
2806 | if (hor_struct_list != nullptr) { |
2807 | r.setLeft(corners[Qt::TopLeftCorner] == Qt::TopDockWidgetArea |
2808 | || docks[QInternal::LeftDock].isEmpty() |
2809 | ? rect.left() : hor_struct_list->at(i: 1).pos); |
2810 | r.setRight(corners[Qt::TopRightCorner] == Qt::TopDockWidgetArea |
2811 | || docks[QInternal::RightDock].isEmpty() |
2812 | ? rect.right() : hor_struct_list->at(i: 2).pos - sep - 1); |
2813 | } |
2814 | if (ver_struct_list != nullptr) { |
2815 | r.setTop(rect.top()); |
2816 | r.setBottom(ver_struct_list->at(i: 1).pos - sep - 1); |
2817 | } |
2818 | docks[QInternal::TopDock].rect = r; |
2819 | docks[QInternal::TopDock].fitItems(); |
2820 | } |
2821 | |
2822 | // bottom --------------------------------------------------- |
2823 | |
2824 | if (!docks[QInternal::BottomDock].isEmpty()) { |
2825 | QRect r = docks[QInternal::BottomDock].rect; |
2826 | if (hor_struct_list != nullptr) { |
2827 | r.setLeft(corners[Qt::BottomLeftCorner] == Qt::BottomDockWidgetArea |
2828 | || docks[QInternal::LeftDock].isEmpty() |
2829 | ? rect.left() : hor_struct_list->at(i: 1).pos); |
2830 | r.setRight(corners[Qt::BottomRightCorner] == Qt::BottomDockWidgetArea |
2831 | || docks[QInternal::RightDock].isEmpty() |
2832 | ? rect.right() : hor_struct_list->at(i: 2).pos - sep - 1); |
2833 | } |
2834 | if (ver_struct_list != nullptr) { |
2835 | r.setTop(ver_struct_list->at(i: 2).pos); |
2836 | r.setBottom(rect.bottom()); |
2837 | } |
2838 | docks[QInternal::BottomDock].rect = r; |
2839 | docks[QInternal::BottomDock].fitItems(); |
2840 | } |
2841 | |
2842 | // left --------------------------------------------------- |
2843 | |
2844 | if (!docks[QInternal::LeftDock].isEmpty()) { |
2845 | QRect r = docks[QInternal::LeftDock].rect; |
2846 | if (hor_struct_list != nullptr) { |
2847 | r.setLeft(rect.left()); |
2848 | r.setRight(hor_struct_list->at(i: 1).pos - sep - 1); |
2849 | } |
2850 | if (ver_struct_list != nullptr) { |
2851 | r.setTop(corners[Qt::TopLeftCorner] == Qt::LeftDockWidgetArea |
2852 | || docks[QInternal::TopDock].isEmpty() |
2853 | ? rect.top() : ver_struct_list->at(i: 1).pos); |
2854 | r.setBottom(corners[Qt::BottomLeftCorner] == Qt::LeftDockWidgetArea |
2855 | || docks[QInternal::BottomDock].isEmpty() |
2856 | ? rect.bottom() : ver_struct_list->at(i: 2).pos - sep - 1); |
2857 | } |
2858 | docks[QInternal::LeftDock].rect = r; |
2859 | docks[QInternal::LeftDock].fitItems(); |
2860 | } |
2861 | |
2862 | // right --------------------------------------------------- |
2863 | |
2864 | if (!docks[QInternal::RightDock].isEmpty()) { |
2865 | QRect r = docks[QInternal::RightDock].rect; |
2866 | if (hor_struct_list != nullptr) { |
2867 | r.setLeft(hor_struct_list->at(i: 2).pos); |
2868 | r.setRight(rect.right()); |
2869 | } |
2870 | if (ver_struct_list != nullptr) { |
2871 | r.setTop(corners[Qt::TopRightCorner] == Qt::RightDockWidgetArea |
2872 | || docks[QInternal::TopDock].isEmpty() |
2873 | ? rect.top() : ver_struct_list->at(i: 1).pos); |
2874 | r.setBottom(corners[Qt::BottomRightCorner] == Qt::RightDockWidgetArea |
2875 | || docks[QInternal::BottomDock].isEmpty() |
2876 | ? rect.bottom() : ver_struct_list->at(i: 2).pos - sep - 1); |
2877 | } |
2878 | docks[QInternal::RightDock].rect = r; |
2879 | docks[QInternal::RightDock].fitItems(); |
2880 | } |
2881 | |
2882 | // center --------------------------------------------------- |
2883 | |
2884 | if (hor_struct_list != nullptr) { |
2885 | centralWidgetRect.setLeft(hor_struct_list->at(i: 1).pos); |
2886 | centralWidgetRect.setWidth(hor_struct_list->at(i: 1).size); |
2887 | } |
2888 | if (ver_struct_list != nullptr) { |
2889 | centralWidgetRect.setTop(ver_struct_list->at(i: 1).pos); |
2890 | centralWidgetRect.setHeight(ver_struct_list->at(i: 1).size); |
2891 | } |
2892 | } |
2893 | |
2894 | void QDockAreaLayout::fitLayout() |
2895 | { |
2896 | QVector<QLayoutStruct> ver_struct_list(3); |
2897 | QVector<QLayoutStruct> hor_struct_list(3); |
2898 | getGrid(ver_struct_list: &ver_struct_list, hor_struct_list: &hor_struct_list); |
2899 | |
2900 | qGeomCalc(chain&: ver_struct_list, start: 0, count: 3, pos: rect.top(), space: rect.height(), spacer: sep); |
2901 | qGeomCalc(chain&: hor_struct_list, start: 0, count: 3, pos: rect.left(), space: rect.width(), spacer: sep); |
2902 | |
2903 | setGrid(ver_struct_list: &ver_struct_list, hor_struct_list: &hor_struct_list); |
2904 | } |
2905 | |
2906 | void QDockAreaLayout::clear() |
2907 | { |
2908 | for (int i = 0; i < QInternal::DockCount; ++i) |
2909 | docks[i].clear(); |
2910 | |
2911 | rect = QRect(); |
2912 | centralWidgetRect = QRect(); |
2913 | } |
2914 | |
2915 | QSize QDockAreaLayout::sizeHint() const |
2916 | { |
2917 | int left_sep = 0; |
2918 | int right_sep = 0; |
2919 | int top_sep = 0; |
2920 | int bottom_sep = 0; |
2921 | |
2922 | if (centralWidgetItem != nullptr) { |
2923 | left_sep = docks[QInternal::LeftDock].isEmpty() ? 0 : sep; |
2924 | right_sep = docks[QInternal::RightDock].isEmpty() ? 0 : sep; |
2925 | top_sep = docks[QInternal::TopDock].isEmpty() ? 0 : sep; |
2926 | bottom_sep = docks[QInternal::BottomDock].isEmpty() ? 0 : sep; |
2927 | } |
2928 | |
2929 | QSize left = docks[QInternal::LeftDock].sizeHint() + QSize(left_sep, 0); |
2930 | QSize right = docks[QInternal::RightDock].sizeHint() + QSize(right_sep, 0); |
2931 | QSize top = docks[QInternal::TopDock].sizeHint() + QSize(0, top_sep); |
2932 | QSize bottom = docks[QInternal::BottomDock].sizeHint() + QSize(0, bottom_sep); |
2933 | QSize center = centralWidgetItem == nullptr ? QSize(0, 0) : centralWidgetItem->sizeHint(); |
2934 | |
2935 | int row1 = top.width(); |
2936 | int row2 = left.width() + center.width() + right.width(); |
2937 | int row3 = bottom.width(); |
2938 | int col1 = left.height(); |
2939 | int col2 = top.height() + center.height() + bottom.height(); |
2940 | int col3 = right.height(); |
2941 | |
2942 | if (corners[Qt::TopLeftCorner] == Qt::LeftDockWidgetArea) |
2943 | row1 += left.width(); |
2944 | else |
2945 | col1 += top.height(); |
2946 | |
2947 | if (corners[Qt::TopRightCorner] == Qt::RightDockWidgetArea) |
2948 | row1 += right.width(); |
2949 | else |
2950 | col3 += top.height(); |
2951 | |
2952 | if (corners[Qt::BottomLeftCorner] == Qt::LeftDockWidgetArea) |
2953 | row3 += left.width(); |
2954 | else |
2955 | col1 += bottom.height(); |
2956 | |
2957 | if (corners[Qt::BottomRightCorner] == Qt::RightDockWidgetArea) |
2958 | row3 += right.width(); |
2959 | else |
2960 | col3 += bottom.height(); |
2961 | |
2962 | return QSize(qMax(i1: row1, i2: row2, i3: row3), qMax(i1: col1, i2: col2, i3: col3)); |
2963 | } |
2964 | |
2965 | QSize QDockAreaLayout::minimumSize() const |
2966 | { |
2967 | int left_sep = 0; |
2968 | int right_sep = 0; |
2969 | int top_sep = 0; |
2970 | int bottom_sep = 0; |
2971 | |
2972 | if (centralWidgetItem != nullptr) { |
2973 | left_sep = docks[QInternal::LeftDock].isEmpty() ? 0 : sep; |
2974 | right_sep = docks[QInternal::RightDock].isEmpty() ? 0 : sep; |
2975 | top_sep = docks[QInternal::TopDock].isEmpty() ? 0 : sep; |
2976 | bottom_sep = docks[QInternal::BottomDock].isEmpty() ? 0 : sep; |
2977 | } |
2978 | |
2979 | QSize left = docks[QInternal::LeftDock].minimumSize() + QSize(left_sep, 0); |
2980 | QSize right = docks[QInternal::RightDock].minimumSize() + QSize(right_sep, 0); |
2981 | QSize top = docks[QInternal::TopDock].minimumSize() + QSize(0, top_sep); |
2982 | QSize bottom = docks[QInternal::BottomDock].minimumSize() + QSize(0, bottom_sep); |
2983 | QSize center = centralWidgetItem == nullptr ? QSize(0, 0) : centralWidgetItem->minimumSize(); |
2984 | |
2985 | int row1 = top.width(); |
2986 | int row2 = left.width() + center.width() + right.width(); |
2987 | int row3 = bottom.width(); |
2988 | int col1 = left.height(); |
2989 | int col2 = top.height() + center.height() + bottom.height(); |
2990 | int col3 = right.height(); |
2991 | |
2992 | if (corners[Qt::TopLeftCorner] == Qt::LeftDockWidgetArea) |
2993 | row1 += left.width(); |
2994 | else |
2995 | col1 += top.height(); |
2996 | |
2997 | if (corners[Qt::TopRightCorner] == Qt::RightDockWidgetArea) |
2998 | row1 += right.width(); |
2999 | else |
3000 | col3 += top.height(); |
3001 | |
3002 | if (corners[Qt::BottomLeftCorner] == Qt::LeftDockWidgetArea) |
3003 | row3 += left.width(); |
3004 | else |
3005 | col1 += bottom.height(); |
3006 | |
3007 | if (corners[Qt::BottomRightCorner] == Qt::RightDockWidgetArea) |
3008 | row3 += right.width(); |
3009 | else |
3010 | col3 += bottom.height(); |
3011 | |
3012 | return QSize(qMax(i1: row1, i2: row2, i3: row3), qMax(i1: col1, i2: col2, i3: col3)); |
3013 | } |
3014 | |
3015 | /*! \internal |
3016 | Try to fit the given rectangle \a rect on the screen which contains |
3017 | the window \a widget. |
3018 | Used to compute the geometry of a dragged a dock widget that should |
3019 | be shown with \a rect, but needs to be visible on the screen |
3020 | */ |
3021 | QRect QDockAreaLayout::constrainedRect(QRect rect, QWidget* widget) |
3022 | { |
3023 | QRect desktop; |
3024 | if (QDesktopWidgetPrivate::isVirtualDesktop()) |
3025 | desktop = QDesktopWidgetPrivate::screenGeometry(point: rect.topLeft()); |
3026 | else |
3027 | desktop = QDesktopWidgetPrivate::screenGeometry(widget); |
3028 | |
3029 | if (desktop.isValid()) { |
3030 | rect.setWidth(qMin(a: rect.width(), b: desktop.width())); |
3031 | rect.setHeight(qMin(a: rect.height(), b: desktop.height())); |
3032 | rect.moveLeft(pos: qMax(a: rect.left(), b: desktop.left())); |
3033 | rect.moveTop(pos: qMax(a: rect.top(), b: desktop.top())); |
3034 | rect.moveRight(pos: qMin(a: rect.right(), b: desktop.right())); |
3035 | rect.moveBottom(pos: qMin(a: rect.bottom(), b: desktop.bottom())); |
3036 | } |
3037 | |
3038 | return rect; |
3039 | } |
3040 | |
3041 | bool QDockAreaLayout::restoreDockWidget(QDockWidget *dockWidget) |
3042 | { |
3043 | QDockAreaLayoutItem *item = nullptr; |
3044 | const auto groups = |
3045 | mainWindow->findChildren<QDockWidgetGroupWindow *>(aName: QString(), options: Qt::FindDirectChildrenOnly); |
3046 | for (QDockWidgetGroupWindow *dwgw : groups) { |
3047 | QList<int> index = dwgw->layoutInfo()->indexOfPlaceHolder(objectName: dockWidget->objectName()); |
3048 | if (!index.isEmpty()) { |
3049 | dockWidget->setParent(dwgw); |
3050 | item = const_cast<QDockAreaLayoutItem *>(&dwgw->layoutInfo()->item(path: index)); |
3051 | break; |
3052 | } |
3053 | } |
3054 | if (!item) { |
3055 | QList<int> index = indexOfPlaceHolder(objectName: dockWidget->objectName()); |
3056 | if (index.isEmpty()) |
3057 | return false; |
3058 | item = const_cast<QDockAreaLayoutItem *>(&this->item(path: index)); |
3059 | } |
3060 | |
3061 | QPlaceHolderItem *placeHolder = item->placeHolderItem; |
3062 | Q_ASSERT(placeHolder != nullptr); |
3063 | |
3064 | item->widgetItem = new QDockWidgetItem(dockWidget); |
3065 | |
3066 | if (placeHolder->window) { |
3067 | const QRect r = constrainedRect(rect: placeHolder->topLevelRect, widget: dockWidget); |
3068 | dockWidget->d_func()->setWindowState(floating: true, unplug: true, rect: r); |
3069 | } |
3070 | dockWidget->setVisible(!placeHolder->hidden); |
3071 | |
3072 | item->placeHolderItem = nullptr; |
3073 | delete placeHolder; |
3074 | |
3075 | return true; |
3076 | } |
3077 | |
3078 | void QDockAreaLayout::addDockWidget(QInternal::DockPosition pos, QDockWidget *dockWidget, |
3079 | Qt::Orientation orientation) |
3080 | { |
3081 | QLayoutItem *dockWidgetItem = new QDockWidgetItem(dockWidget); |
3082 | QDockAreaLayoutInfo &info = docks[pos]; |
3083 | if (orientation == info.o || info.item_list.count() <= 1) { |
3084 | // empty dock areas, or dock areas containing exactly one widget can have their orientation |
3085 | // switched. |
3086 | info.o = orientation; |
3087 | |
3088 | QDockAreaLayoutItem new_item(dockWidgetItem); |
3089 | info.item_list.append(t: new_item); |
3090 | #if QT_CONFIG(tabbar) |
3091 | if (info.tabbed && !new_item.skip()) { |
3092 | info.updateTabBar(); |
3093 | info.setCurrentTabId(tabId(item: new_item)); |
3094 | } |
3095 | #endif |
3096 | } else { |
3097 | #if QT_CONFIG(tabbar) |
3098 | int tbshape = info.tabBarShape; |
3099 | #else |
3100 | int tbshape = 0; |
3101 | #endif |
3102 | QDockAreaLayoutInfo new_info(&sep, pos, orientation, tbshape, mainWindow); |
3103 | new_info.item_list.append(t: QDockAreaLayoutItem(new QDockAreaLayoutInfo(info))); |
3104 | new_info.item_list.append(t: QDockAreaLayoutItem(dockWidgetItem)); |
3105 | info = new_info; |
3106 | } |
3107 | |
3108 | removePlaceHolder(name: dockWidget->objectName()); |
3109 | } |
3110 | |
3111 | #if QT_CONFIG(tabbar) |
3112 | void QDockAreaLayout::tabifyDockWidget(QDockWidget *first, QDockWidget *second) |
3113 | { |
3114 | const QList<int> path = indexOf(dockWidget: first); |
3115 | if (path.isEmpty()) |
3116 | return; |
3117 | |
3118 | QDockAreaLayoutInfo *info = this->info(path); |
3119 | Q_ASSERT(info != nullptr); |
3120 | info->tab(index: path.last(), dockWidgetItem: new QDockWidgetItem(second)); |
3121 | |
3122 | removePlaceHolder(name: second->objectName()); |
3123 | } |
3124 | #endif // QT_CONFIG(tabbar) |
3125 | |
3126 | void QDockAreaLayout::resizeDocks(const QList<QDockWidget *> &docks, |
3127 | const QList<int> &sizes, Qt::Orientation o) |
3128 | { |
3129 | if (Q_UNLIKELY(docks.count() != sizes.count())) { |
3130 | qWarning(msg: "QMainWidget::resizeDocks: size of the lists are not the same" ); |
3131 | return; |
3132 | } |
3133 | int count = docks.count(); |
3134 | fallbackToSizeHints = false; |
3135 | for (int i = 0; i < count; ++i) { |
3136 | QList<int> path = indexOf(dockWidget: docks[i]); |
3137 | if (Q_UNLIKELY(path.isEmpty())) { |
3138 | qWarning(msg: "QMainWidget::resizeDocks: one QDockWidget is not part of the layout" ); |
3139 | continue; |
3140 | } |
3141 | int size = sizes[i]; |
3142 | if (Q_UNLIKELY(size <= 0)) { |
3143 | qWarning(msg: "QMainWidget::resizeDocks: all sizes need to be larger than 0" ); |
3144 | size = 1; |
3145 | } |
3146 | |
3147 | while (path.size() > 1) { |
3148 | QDockAreaLayoutInfo *info = this->info(path); |
3149 | #if QT_CONFIG(tabbar) |
3150 | if (!info->tabbed && info->o == o) { |
3151 | info->item_list[path.constLast()].size = size; |
3152 | int totalSize = 0; |
3153 | for (const QDockAreaLayoutItem &item : qAsConst(t&: info->item_list)) { |
3154 | if (!item.skip()) { |
3155 | if (totalSize != 0) |
3156 | totalSize += sep; |
3157 | totalSize += item.size == -1 ? pick(o, size: item.sizeHint()) : item.size; |
3158 | } |
3159 | } |
3160 | size = totalSize; |
3161 | } |
3162 | #endif // QT_CONFIG(tabbar) |
3163 | path.removeLast(); |
3164 | } |
3165 | |
3166 | const int dockNum = path.constFirst(); |
3167 | Q_ASSERT(dockNum < QInternal::DockCount); |
3168 | QRect &r = this->docks[dockNum].rect; |
3169 | QSize s = r.size(); |
3170 | rpick(o, size&: s) = size; |
3171 | r.setSize(s); |
3172 | } |
3173 | } |
3174 | |
3175 | void QDockAreaLayout::splitDockWidget(QDockWidget *after, |
3176 | QDockWidget *dockWidget, |
3177 | Qt::Orientation orientation) |
3178 | { |
3179 | const QList<int> path = indexOf(dockWidget: after); |
3180 | if (path.isEmpty()) |
3181 | return; |
3182 | |
3183 | QDockAreaLayoutInfo *info = this->info(path); |
3184 | Q_ASSERT(info != nullptr); |
3185 | info->split(index: path.last(), orientation, dockWidgetItem: new QDockWidgetItem(dockWidget)); |
3186 | |
3187 | removePlaceHolder(name: dockWidget->objectName()); |
3188 | } |
3189 | |
3190 | void QDockAreaLayout::apply(bool animate) |
3191 | { |
3192 | QWidgetAnimator &widgetAnimator = qt_mainwindow_layout(window: mainWindow)->widgetAnimator; |
3193 | |
3194 | for (int i = 0; i < QInternal::DockCount; ++i) |
3195 | docks[i].apply(animate); |
3196 | if (centralWidgetItem != nullptr && !centralWidgetItem->isEmpty()) { |
3197 | widgetAnimator.animate(widget: centralWidgetItem->widget(), final_geometry: centralWidgetRect, |
3198 | animate); |
3199 | } |
3200 | #if QT_CONFIG(tabbar) |
3201 | if (sep == 1) |
3202 | updateSeparatorWidgets(); |
3203 | #endif // QT_CONFIG(tabbar) |
3204 | } |
3205 | |
3206 | void QDockAreaLayout::paintSeparators(QPainter *p, QWidget *widget, |
3207 | const QRegion &clip, |
3208 | const QPoint &mouse) const |
3209 | { |
3210 | for (int i = 0; i < QInternal::DockCount; ++i) { |
3211 | const QDockAreaLayoutInfo &dock = docks[i]; |
3212 | if (dock.isEmpty()) |
3213 | continue; |
3214 | QRect r = separatorRect(index: i); |
3215 | if (clip.contains(r) && !dock.hasFixedSize()) { |
3216 | Qt::Orientation opposite = dock.o == Qt::Horizontal |
3217 | ? Qt::Vertical : Qt::Horizontal; |
3218 | paintSep(p, w: widget, r, o: opposite, mouse_over: r.contains(p: mouse)); |
3219 | } |
3220 | if (clip.contains(r: dock.rect)) |
3221 | dock.paintSeparators(p, widget, clip, mouse); |
3222 | } |
3223 | } |
3224 | |
3225 | QRegion QDockAreaLayout::separatorRegion() const |
3226 | { |
3227 | QRegion result; |
3228 | |
3229 | for (int i = 0; i < QInternal::DockCount; ++i) { |
3230 | const QDockAreaLayoutInfo &dock = docks[i]; |
3231 | if (dock.isEmpty()) |
3232 | continue; |
3233 | result |= separatorRect(index: i); |
3234 | result |= dock.separatorRegion(); |
3235 | } |
3236 | |
3237 | return result; |
3238 | } |
3239 | |
3240 | int QDockAreaLayout::separatorMove(const QList<int> &separator, const QPoint &origin, |
3241 | const QPoint &dest) |
3242 | { |
3243 | int delta = 0; |
3244 | int index = separator.last(); |
3245 | |
3246 | if (separator.count() > 1) { |
3247 | QDockAreaLayoutInfo *info = this->info(path: separator); |
3248 | delta = pick(o: info->o, pos: dest - origin); |
3249 | if (delta != 0) |
3250 | delta = info->separatorMove(index, delta); |
3251 | info->apply(animate: false); |
3252 | return delta; |
3253 | } |
3254 | |
3255 | QVector<QLayoutStruct> list; |
3256 | |
3257 | if (index == QInternal::LeftDock || index == QInternal::RightDock) |
3258 | getGrid(ver_struct_list: nullptr, hor_struct_list: &list); |
3259 | else |
3260 | getGrid(ver_struct_list: &list, hor_struct_list: nullptr); |
3261 | |
3262 | int sep_index = index == QInternal::LeftDock || index == QInternal::TopDock |
3263 | ? 0 : 1; |
3264 | Qt::Orientation o = index == QInternal::LeftDock || index == QInternal::RightDock |
3265 | ? Qt::Horizontal |
3266 | : Qt::Vertical; |
3267 | |
3268 | delta = pick(o, pos: dest - origin); |
3269 | delta = separatorMoveHelper(list, index: sep_index, delta, sep); |
3270 | |
3271 | fallbackToSizeHints = false; |
3272 | |
3273 | if (index == QInternal::LeftDock || index == QInternal::RightDock) |
3274 | setGrid(ver_struct_list: nullptr, hor_struct_list: &list); |
3275 | else |
3276 | setGrid(ver_struct_list: &list, hor_struct_list: nullptr); |
3277 | |
3278 | apply(animate: false); |
3279 | |
3280 | return delta; |
3281 | } |
3282 | |
3283 | int QDockAreaLayoutInfo::separatorMove(const QList<int> &separator, const QPoint &origin, |
3284 | const QPoint &dest) |
3285 | { |
3286 | int delta = 0; |
3287 | int index = separator.last(); |
3288 | QDockAreaLayoutInfo *info = this->info(path: separator); |
3289 | delta = pick(o: info->o, pos: dest - origin); |
3290 | if (delta != 0) |
3291 | delta = info->separatorMove(index, delta); |
3292 | info->apply(animate: false); |
3293 | return delta; |
3294 | } |
3295 | |
3296 | #if QT_CONFIG(tabbar) |
3297 | // Sets the correct positions for the separator widgets |
3298 | // Allocates new sepearator widgets with getSeparatorWidget |
3299 | void QDockAreaLayout::updateSeparatorWidgets() const |
3300 | { |
3301 | int j = 0; |
3302 | |
3303 | for (int i = 0; i < QInternal::DockCount; ++i) { |
3304 | const QDockAreaLayoutInfo &dock = docks[i]; |
3305 | if (dock.isEmpty()) |
3306 | continue; |
3307 | |
3308 | QWidget *sepWidget; |
3309 | if (j < separatorWidgets.size()) { |
3310 | sepWidget = separatorWidgets.at(i: j); |
3311 | } else { |
3312 | sepWidget = qt_mainwindow_layout(window: mainWindow)->getSeparatorWidget(); |
3313 | separatorWidgets.append(t: sepWidget); |
3314 | } |
3315 | j++; |
3316 | |
3317 | sepWidget->raise(); |
3318 | |
3319 | QRect sepRect = separatorRect(index: i).adjusted(xp1: -2, yp1: -2, xp2: 2, yp2: 2); |
3320 | sepWidget->setGeometry(sepRect); |
3321 | sepWidget->setMask( QRegion(separatorRect(index: i).translated( p: - sepRect.topLeft()))); |
3322 | sepWidget->show(); |
3323 | } |
3324 | for (int i = j; i < separatorWidgets.size(); ++i) |
3325 | separatorWidgets.at(i)->hide(); |
3326 | |
3327 | separatorWidgets.resize(asize: j); |
3328 | } |
3329 | #endif // QT_CONFIG(tabbar) |
3330 | |
3331 | QLayoutItem *QDockAreaLayout::itemAt(int *x, int index) const |
3332 | { |
3333 | Q_ASSERT(x != nullptr); |
3334 | |
3335 | for (int i = 0; i < QInternal::DockCount; ++i) { |
3336 | const QDockAreaLayoutInfo &dock = docks[i]; |
3337 | if (QLayoutItem *ret = dock.itemAt(x, index)) |
3338 | return ret; |
3339 | } |
3340 | |
3341 | if (centralWidgetItem && (*x)++ == index) |
3342 | return centralWidgetItem; |
3343 | |
3344 | return nullptr; |
3345 | } |
3346 | |
3347 | QLayoutItem *QDockAreaLayout::takeAt(int *x, int index) |
3348 | { |
3349 | Q_ASSERT(x != nullptr); |
3350 | |
3351 | for (int i = 0; i < QInternal::DockCount; ++i) { |
3352 | QDockAreaLayoutInfo &dock = docks[i]; |
3353 | if (QLayoutItem *ret = dock.takeAt(x, index)) |
3354 | return ret; |
3355 | } |
3356 | |
3357 | if (centralWidgetItem && (*x)++ == index) { |
3358 | QLayoutItem *ret = centralWidgetItem; |
3359 | centralWidgetItem = nullptr; |
3360 | return ret; |
3361 | } |
3362 | |
3363 | return nullptr; |
3364 | } |
3365 | |
3366 | void QDockAreaLayout::deleteAllLayoutItems() |
3367 | { |
3368 | for (int i = 0; i < QInternal::DockCount; ++i) |
3369 | docks[i].deleteAllLayoutItems(); |
3370 | } |
3371 | |
3372 | #if QT_CONFIG(tabbar) |
3373 | QSet<QTabBar*> QDockAreaLayout::usedTabBars() const |
3374 | { |
3375 | QSet<QTabBar*> result; |
3376 | for (int i = 0; i < QInternal::DockCount; ++i) { |
3377 | const QDockAreaLayoutInfo &dock = docks[i]; |
3378 | result += dock.usedTabBars(); |
3379 | } |
3380 | return result; |
3381 | } |
3382 | |
3383 | // Returns the set of all used separator widgets |
3384 | QSet<QWidget*> QDockAreaLayout::usedSeparatorWidgets() const |
3385 | { |
3386 | QSet<QWidget*> result; |
3387 | const int numSeparators = separatorWidgets.count(); |
3388 | result.reserve(asize: numSeparators); |
3389 | for (int i = 0; i < numSeparators; ++i) |
3390 | result << separatorWidgets.at(i); |
3391 | for (int i = 0; i < QInternal::DockCount; ++i) { |
3392 | const QDockAreaLayoutInfo &dock = docks[i]; |
3393 | result += dock.usedSeparatorWidgets(); |
3394 | } |
3395 | return result; |
3396 | } |
3397 | #endif |
3398 | |
3399 | QRect QDockAreaLayout::gapRect(const QList<int> &path) const |
3400 | { |
3401 | const QDockAreaLayoutInfo *info = this->info(path); |
3402 | if (info == nullptr) |
3403 | return QRect(); |
3404 | int index = path.last(); |
3405 | if (index < 0 || index >= info->item_list.count()) |
3406 | return QRect(); |
3407 | return info->itemRect(index, isGap: true); |
3408 | } |
3409 | |
3410 | void QDockAreaLayout::keepSize(QDockWidget *w) |
3411 | { |
3412 | QList<int> path = indexOf(dockWidget: w); |
3413 | if (path.isEmpty()) |
3414 | return; |
3415 | QDockAreaLayoutItem &item = this->item(path); |
3416 | if (item.size != -1) |
3417 | item.flags |= QDockAreaLayoutItem::KeepSize; |
3418 | } |
3419 | |
3420 | void QDockAreaLayout::styleChangedEvent() |
3421 | { |
3422 | sep = mainWindow->style()->pixelMetric(metric: QStyle::PM_DockWidgetSeparatorExtent, option: nullptr, widget: mainWindow); |
3423 | if (isValid()) |
3424 | fitLayout(); |
3425 | } |
3426 | |
3427 | QT_END_NAMESPACE |
3428 | |