qgraphicswidget_p.cpp

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1/****************************************************************************-
2**-
3** Copyright (C) 2015 The Qt Company Ltd.-
4** Contact: http://www.qt.io/licensing/-
5**-
6** This file is part of the QtWidgets module of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:LGPL21$-
9** Commercial License Usage-
10** Licensees holding valid commercial Qt licenses may use this file in-
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13** a written agreement between you and The Qt Company. For licensing terms-
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15** information use the contact form at http://www.qt.io/contact-us.-
16**-
17** GNU Lesser General Public License Usage-
18** Alternatively, this file may be used under the terms of the GNU Lesser-
19** General Public License version 2.1 or version 3 as published by the Free-
20** Software Foundation and appearing in the file LICENSE.LGPLv21 and-
21** LICENSE.LGPLv3 included in the packaging of this file. Please review the-
22** following information to ensure the GNU Lesser General Public License-
23** requirements will be met: https://www.gnu.org/licenses/lgpl.html and-
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25**-
26** As a special exception, The Qt Company gives you certain additional-
27** rights. These rights are described in The Qt Company LGPL Exception-
28** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.-
29**-
30** $QT_END_LICENSE$-
31**-
32****************************************************************************/-
33-
34#include "qglobal.h"-
35-
36#ifndef QT_NO_GRAPHICSVIEW-
37-
38#include <QtCore/qdebug.h>-
39#include <QtCore/qnumeric.h>-
40#include "qgraphicswidget_p.h"-
41#include "qgraphicslayoutitem_p.h"-
42#include "qgraphicslayout.h"-
43#include "qgraphicsscene_p.h"-
44#include <QtWidgets/qapplication.h>-
45#include <QtWidgets/qgraphicsscene.h>-
46#include <QtWidgets/qstyleoption.h>-
47#include <QtWidgets/QStyleOptionTitleBar>-
48#include <QtWidgets/QGraphicsSceneMouseEvent>-
49#if defined(Q_DEAD_CODE_FROM_QT4_MAC) && !defined(QT_NO_STYLE_MAC)-
50# include <private/qmacstyle_mac_p.h>-
51#endif-
52-
53QT_BEGIN_NAMESPACE-
54-
55void QGraphicsWidgetPrivate::init(QGraphicsItem *parentItem, Qt::WindowFlags wFlags)-
56{-
57 Q_Q(QGraphicsWidget);-
58-
59 attributes = 0;-
60 isWidget = 1; // QGraphicsItem::isWidget() returns true.-
61 focusNext = focusPrev = q;-
62 focusPolicy = Qt::NoFocus;-
63-
64 adjustWindowFlags(&wFlags);-
65 windowFlags = wFlags;-
66-
67 q->setParentItem(parentItem);-
68 q->setSizePolicy(QSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred, QSizePolicy::DefaultType));-
69 q->setGraphicsItem(q);-
70-
71 resolveLayoutDirection();-
72 q->unsetWindowFrameMargins();-
73 flags |= QGraphicsItem::ItemUsesExtendedStyleOption;-
74 flags |= QGraphicsItem::ItemSendsGeometryChanges;-
75 if (windowFlags & Qt::Window)
windowFlags & Qt::WindowDescription
TRUEnever evaluated
FALSEnever evaluated
0
76 flags |= QGraphicsItem::ItemIsPanel;
never executed: flags |= QGraphicsItem::ItemIsPanel;
0
77}
never executed: end of block
0
78-
79qreal QGraphicsWidgetPrivate::titleBarHeight(const QStyleOptionTitleBar &options) const-
80{-
81 Q_Q(const QGraphicsWidget);-
82 int height = q->style()->pixelMetric(QStyle::PM_TitleBarHeight, &options);-
83 return (qreal)height;
never executed: return (qreal)height;
0
84}-
85-
86/*!-
87 \internal-
88*/-
89QGraphicsWidgetPrivate::~QGraphicsWidgetPrivate()-
90{-
91 // Remove any lazily allocated data-
92 delete[] margins;-
93 delete[] windowFrameMargins;-
94 delete windowData;-
95}
never executed: end of block
0
96-
97/*!-
98 \internal-
99-
100 Ensures that margins is allocated.-
101 This function must be called before any dereferencing.-
102*/-
103void QGraphicsWidgetPrivate::ensureMargins() const-
104{-
105 if (!margins) {
!marginsDescription
TRUEnever evaluated
FALSEnever evaluated
0
106 margins = new qreal[4];-
107 for (int i = 0; i < 4; ++i)
i < 4Description
TRUEnever evaluated
FALSEnever evaluated
0
108 margins[i] = 0;
never executed: margins[i] = 0;
0
109 }
never executed: end of block
0
110}
never executed: end of block
0
111-
112/*!-
113 \internal-
114-
115 Ensures that windowFrameMargins is allocated.-
116 This function must be called before any dereferencing.-
117*/-
118void QGraphicsWidgetPrivate::ensureWindowFrameMargins() const-
119{-
120 if (!windowFrameMargins) {
!windowFrameMarginsDescription
TRUEnever evaluated
FALSEnever evaluated
0
121 windowFrameMargins = new qreal[4];-
122 for (int i = 0; i < 4; ++i)
i < 4Description
TRUEnever evaluated
FALSEnever evaluated
0
123 windowFrameMargins[i] = 0;
never executed: windowFrameMargins[i] = 0;
0
124 }
never executed: end of block
0
125}
never executed: end of block
0
126-
127/*!-
128 \internal-
129-
130 Ensures that windowData is allocated.-
131 This function must be called before any dereferencing.-
132*/-
133void QGraphicsWidgetPrivate::ensureWindowData()-
134{-
135 if (!windowData)
!windowDataDescription
TRUEnever evaluated
FALSEnever evaluated
0
136 windowData = new WindowData;
never executed: windowData = new WindowData;
0
137}
never executed: end of block
0
138-
139void QGraphicsWidgetPrivate::setPalette_helper(const QPalette &palette)-
140{-
141 if (this->palette == palette && this->palette.resolve() == palette.resolve())
this->palette == paletteDescription
TRUEnever evaluated
FALSEnever evaluated
this->palette....ette.resolve()Description
TRUEnever evaluated
FALSEnever evaluated
0
142 return;
never executed: return;
0
143 updatePalette(palette);-
144}
never executed: end of block
0
145-
146void QGraphicsWidgetPrivate::resolvePalette(uint inheritedMask)-
147{-
148 inheritedPaletteResolveMask = inheritedMask;-
149 QPalette naturalPalette = naturalWidgetPalette();-
150 QPalette resolvedPalette = palette.resolve(naturalPalette);-
151 updatePalette(resolvedPalette);-
152}
never executed: end of block
0
153-
154void QGraphicsWidgetPrivate::updatePalette(const QPalette &palette)-
155{-
156 Q_Q(QGraphicsWidget);-
157 // Update local palette setting.-
158 this->palette = palette;-
159-
160 // Calculate new mask.-
161 if (q->isWindow() && !q->testAttribute(Qt::WA_WindowPropagation))
q->isWindow()Description
TRUEnever evaluated
FALSEnever evaluated
!q->testAttrib...owPropagation)Description
TRUEnever evaluated
FALSEnever evaluated
0
162 inheritedPaletteResolveMask = 0;
never executed: inheritedPaletteResolveMask = 0;
0
163 int mask = palette.resolve() | inheritedPaletteResolveMask;-
164-
165 // Propagate to children.-
166 for (int i = 0; i < children.size(); ++i) {
i < children.size()Description
TRUEnever evaluated
FALSEnever evaluated
0
167 QGraphicsItem *item = children.at(i);-
168 if (item->isWidget()) {
item->isWidget()Description
TRUEnever evaluated
FALSEnever evaluated
0
169 QGraphicsWidget *w = static_cast<QGraphicsWidget *>(item);-
170 if (!w->isWindow() || w->testAttribute(Qt::WA_WindowPropagation))
!w->isWindow()Description
TRUEnever evaluated
FALSEnever evaluated
w->testAttribu...owPropagation)Description
TRUEnever evaluated
FALSEnever evaluated
0
171 w->d_func()->resolvePalette(mask);
never executed: w->d_func()->resolvePalette(mask);
0
172 } else {
never executed: end of block
0
173 item->d_ptr->resolvePalette(mask);-
174 }
never executed: end of block
0
175 }-
176-
177 // Notify change.-
178 QEvent event(QEvent::PaletteChange);-
179 QApplication::sendEvent(q, &event);-
180}
never executed: end of block
0
181-
182void QGraphicsWidgetPrivate::setLayoutDirection_helper(Qt::LayoutDirection direction)-
183{-
184 Q_Q(QGraphicsWidget);-
185 if ((direction == Qt::RightToLeft) == (testAttribute(Qt::WA_RightToLeft)))
(direction == ..._RightToLeft))Description
TRUEnever evaluated
FALSEnever evaluated
0
186 return;
never executed: return;
0
187 q->setAttribute(Qt::WA_RightToLeft, (direction == Qt::RightToLeft));-
188-
189 // Propagate this change to all children.-
190 for (int i = 0; i < children.size(); ++i) {
i < children.size()Description
TRUEnever evaluated
FALSEnever evaluated
0
191 QGraphicsItem *item = children.at(i);-
192 if (item->isWidget()) {
item->isWidget()Description
TRUEnever evaluated
FALSEnever evaluated
0
193 QGraphicsWidget *widget = static_cast<QGraphicsWidget *>(item);-
194 if (widget->parentWidget() && !widget->testAttribute(Qt::WA_SetLayoutDirection))
widget->parentWidget()Description
TRUEnever evaluated
FALSEnever evaluated
!widget->testA...youtDirection)Description
TRUEnever evaluated
FALSEnever evaluated
0
195 widget->d_func()->setLayoutDirection_helper(direction);
never executed: widget->d_func()->setLayoutDirection_helper(direction);
0
196 }
never executed: end of block
0
197 }
never executed: end of block
0
198-
199 // Send the notification event to this widget item.-
200 QEvent e(QEvent::LayoutDirectionChange);-
201 QApplication::sendEvent(q, &e);-
202}
never executed: end of block
0
203-
204void QGraphicsWidgetPrivate::resolveLayoutDirection()-
205{-
206 Q_Q(QGraphicsWidget);-
207 if (q->testAttribute(Qt::WA_SetLayoutDirection)) {
q->testAttribu...youtDirection)Description
TRUEnever evaluated
FALSEnever evaluated
0
208 return;
never executed: return;
0
209 }-
210 if (QGraphicsWidget *parentWidget = q->parentWidget()) {
QGraphicsWidge...parentWidget()Description
TRUEnever evaluated
FALSEnever evaluated
0
211 setLayoutDirection_helper(parentWidget->layoutDirection());-
212 } else if (scene) {
never executed: end of block
sceneDescription
TRUEnever evaluated
FALSEnever evaluated
0
213 // ### shouldn't the scene have a layoutdirection really? how does-
214 // ### QGraphicsWidget get changes from QApplication::layoutDirection?-
215 setLayoutDirection_helper(QApplication::layoutDirection());-
216 } else {
never executed: end of block
0
217 setLayoutDirection_helper(QApplication::layoutDirection());-
218 }
never executed: end of block
0
219}-
220-
221QPalette QGraphicsWidgetPrivate::naturalWidgetPalette() const-
222{-
223 Q_Q(const QGraphicsWidget);-
224 QPalette palette;-
225 if (QGraphicsWidget *parent = q->parentWidget()) {
QGraphicsWidge...parentWidget()Description
TRUEnever evaluated
FALSEnever evaluated
0
226 palette = parent->palette();-
227 } else if (scene) {
never executed: end of block
sceneDescription
TRUEnever evaluated
FALSEnever evaluated
0
228 palette = scene->palette();-
229 }
never executed: end of block
0
230 palette.resolve(0);-
231 return palette;
never executed: return palette;
0
232}-
233-
234void QGraphicsWidgetPrivate::setFont_helper(const QFont &font)-
235{-
236 if (this->font == font && this->font.resolve() == font.resolve())
this->font == fontDescription
TRUEnever evaluated
FALSEnever evaluated
this->font.res...font.resolve()Description
TRUEnever evaluated
FALSEnever evaluated
0
237 return;
never executed: return;
0
238 updateFont(font);-
239}
never executed: end of block
0
240-
241void QGraphicsWidgetPrivate::resolveFont(uint inheritedMask)-
242{-
243 Q_Q(QGraphicsWidget);-
244 inheritedFontResolveMask = inheritedMask;-
245 if (QGraphicsWidget *p = q->parentWidget())
QGraphicsWidge...parentWidget()Description
TRUEnever evaluated
FALSEnever evaluated
0
246 inheritedFontResolveMask |= p->d_func()->inheritedFontResolveMask;
never executed: inheritedFontResolveMask |= p->d_func()->inheritedFontResolveMask;
0
247 QFont naturalFont = naturalWidgetFont();-
248 QFont resolvedFont = font.resolve(naturalFont);-
249 updateFont(resolvedFont);-
250}
never executed: end of block
0
251-
252void QGraphicsWidgetPrivate::updateFont(const QFont &font)-
253{-
254 Q_Q(QGraphicsWidget);-
255 // Update the local font setting.-
256 this->font = font;-
257-
258 // Calculate new mask.-
259 if (q->isWindow() && !q->testAttribute(Qt::WA_WindowPropagation))
q->isWindow()Description
TRUEnever evaluated
FALSEnever evaluated
!q->testAttrib...owPropagation)Description
TRUEnever evaluated
FALSEnever evaluated
0
260 inheritedFontResolveMask = 0;
never executed: inheritedFontResolveMask = 0;
0
261 int mask = font.resolve() | inheritedFontResolveMask;-
262-
263 // Propagate to children.-
264 for (int i = 0; i < children.size(); ++i) {
i < children.size()Description
TRUEnever evaluated
FALSEnever evaluated
0
265 QGraphicsItem *item = children.at(i);-
266 if (item->isWidget()) {
item->isWidget()Description
TRUEnever evaluated
FALSEnever evaluated
0
267 QGraphicsWidget *w = static_cast<QGraphicsWidget *>(item);-
268 if (!w->isWindow() || w->testAttribute(Qt::WA_WindowPropagation))
!w->isWindow()Description
TRUEnever evaluated
FALSEnever evaluated
w->testAttribu...owPropagation)Description
TRUEnever evaluated
FALSEnever evaluated
0
269 w->d_func()->resolveFont(mask);
never executed: w->d_func()->resolveFont(mask);
0
270 } else {
never executed: end of block
0
271 item->d_ptr->resolveFont(mask);-
272 }
never executed: end of block
0
273 }-
274-
275 if (!polished)
!polishedDescription
TRUEnever evaluated
FALSEnever evaluated
0
276 return;
never executed: return;
0
277 // Notify change.-
278 QEvent event(QEvent::FontChange);-
279 QApplication::sendEvent(q, &event);-
280}
never executed: end of block
0
281-
282QFont QGraphicsWidgetPrivate::naturalWidgetFont() const-
283{-
284 Q_Q(const QGraphicsWidget);-
285 QFont naturalFont; // ### no application font support-
286 if (QGraphicsWidget *parent = q->parentWidget()) {
QGraphicsWidge...parentWidget()Description
TRUEnever evaluated
FALSEnever evaluated
0
287 naturalFont = parent->font();-
288 } else if (scene) {
never executed: end of block
sceneDescription
TRUEnever evaluated
FALSEnever evaluated
0
289 naturalFont = scene->font();-
290 }
never executed: end of block
0
291 naturalFont.resolve(0);-
292 return naturalFont;
never executed: return naturalFont;
0
293}-
294-
295void QGraphicsWidgetPrivate::initStyleOptionTitleBar(QStyleOptionTitleBar *option)-
296{-
297 Q_Q(QGraphicsWidget);-
298 ensureWindowData();-
299 q->initStyleOption(option);-
300 option->rect.setHeight(titleBarHeight(*option));-
301 option->titleBarFlags = windowFlags;-
302 option->subControls = QStyle::SC_TitleBarCloseButton | QStyle::SC_TitleBarLabel | QStyle::SC_TitleBarSysMenu;-
303 option->activeSubControls = windowData->hoveredSubControl;-
304 bool isActive = q->isActiveWindow();-
305 if (isActive) {
isActiveDescription
TRUEnever evaluated
FALSEnever evaluated
0
306 option->state |= QStyle::State_Active;-
307 option->titleBarState = Qt::WindowActive;-
308 option->titleBarState |= QStyle::State_Active;-
309 } else {
never executed: end of block
0
310 option->state &= ~QStyle::State_Active;-
311 option->titleBarState = Qt::WindowNoState;-
312 }
never executed: end of block
0
313 QFont windowTitleFont = QApplication::font("QMdiSubWindowTitleBar");-
314 QRect textRect = q->style()->subControlRect(QStyle::CC_TitleBar, option, QStyle::SC_TitleBarLabel, 0);-
315 option->text = QFontMetrics(windowTitleFont).elidedText(-
316 windowData->windowTitle, Qt::ElideRight, textRect.width());-
317}
never executed: end of block
0
318-
319void QGraphicsWidgetPrivate::adjustWindowFlags(Qt::WindowFlags *flags)-
320{-
321 bool customize = (*flags & (Qt::CustomizeWindowHint-
322 | Qt::FramelessWindowHint-
323 | Qt::WindowTitleHint-
324 | Qt::WindowSystemMenuHint-
325 | Qt::WindowMinimizeButtonHint-
326 | Qt::WindowMaximizeButtonHint-
327 | Qt::WindowContextHelpButtonHint));-
328-
329 uint type = (*flags & Qt::WindowType_Mask);-
330 if (customize)
customizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
331 ;
never executed: ;
0
332 else if (type == Qt::Dialog || type == Qt::Sheet)
type == Qt::DialogDescription
TRUEnever evaluated
FALSEnever evaluated
type == Qt::SheetDescription
TRUEnever evaluated
FALSEnever evaluated
0
333 *flags |= Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowContextHelpButtonHint;
never executed: *flags |= Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowContextHelpButtonHint;
0
334 else if (type == Qt::Tool)
type == Qt::ToolDescription
TRUEnever evaluated
FALSEnever evaluated
0
335 *flags |= Qt::WindowTitleHint | Qt::WindowSystemMenuHint;
never executed: *flags |= Qt::WindowTitleHint | Qt::WindowSystemMenuHint;
0
336 else if (type == Qt::Window || type == Qt::SubWindow)
type == Qt::WindowDescription
TRUEnever evaluated
FALSEnever evaluated
type == Qt::SubWindowDescription
TRUEnever evaluated
FALSEnever evaluated
0
337 *flags |= Qt::WindowTitleHint | Qt::WindowSystemMenuHint
never executed: *flags |= Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowMinimizeButtonHint | Qt::WindowMaximizeButtonHint;
0
338 | Qt::WindowMinimizeButtonHint | Qt::WindowMaximizeButtonHint;
never executed: *flags |= Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowMinimizeButtonHint | Qt::WindowMaximizeButtonHint;
0
339}
never executed: end of block
0
340-
341void QGraphicsWidgetPrivate::windowFrameMouseReleaseEvent(QGraphicsSceneMouseEvent *event)-
342{-
343 Q_Q(QGraphicsWidget);-
344 ensureWindowData();-
345 if (windowData->grabbedSection != Qt::NoSection) {
windowData->gr... Qt::NoSectionDescription
TRUEnever evaluated
FALSEnever evaluated
0
346 if (windowData->grabbedSection == Qt::TitleBarArea) {
windowData->gr...::TitleBarAreaDescription
TRUEnever evaluated
FALSEnever evaluated
0
347 windowData->buttonSunken = false;-
348 QStyleOptionTitleBar bar;-
349 initStyleOptionTitleBar(&bar);-
350 // make sure that the coordinates (rect and pos) we send to the style are positive.-
351 bar.rect = q->windowFrameRect().toRect();-
352 bar.rect.moveTo(0,0);-
353 bar.rect.setHeight(q->style()->pixelMetric(QStyle::PM_TitleBarHeight, &bar));-
354 QPointF pos = event->pos();-
355 if (windowFrameMargins) {
windowFrameMarginsDescription
TRUEnever evaluated
FALSEnever evaluated
0
356 pos.rx() += windowFrameMargins[Left];-
357 pos.ry() += windowFrameMargins[Top];-
358 }
never executed: end of block
0
359 bar.subControls = QStyle::SC_TitleBarCloseButton;-
360 if (q->style()->subControlRect(QStyle::CC_TitleBar, &bar,
q->style()->su...pos.toPoint())Description
TRUEnever evaluated
FALSEnever evaluated
0
361 QStyle::SC_TitleBarCloseButton,
q->style()->su...pos.toPoint())Description
TRUEnever evaluated
FALSEnever evaluated
0
362 event->widget()).contains(pos.toPoint())) {
q->style()->su...pos.toPoint())Description
TRUEnever evaluated
FALSEnever evaluated
0
363 q->close();-
364 }
never executed: end of block
0
365 }
never executed: end of block
0
366 if (!(static_cast<QGraphicsSceneMouseEvent *>(event)->buttons()))
!(static_cast<...t)->buttons())Description
TRUEnever evaluated
FALSEnever evaluated
0
367 windowData->grabbedSection = Qt::NoSection;
never executed: windowData->grabbedSection = Qt::NoSection;
0
368 event->accept();-
369 }
never executed: end of block
0
370}
never executed: end of block
0
371-
372void QGraphicsWidgetPrivate::windowFrameMousePressEvent(QGraphicsSceneMouseEvent *event)-
373{-
374 Q_Q(QGraphicsWidget);-
375 if (event->button() != Qt::LeftButton)
event->button(...Qt::LeftButtonDescription
TRUEnever evaluated
FALSEnever evaluated
0
376 return;
never executed: return;
0
377-
378 ensureWindowData();-
379 windowData->startGeometry = q->geometry();-
380 windowData->grabbedSection = q->windowFrameSectionAt(event->pos());-
381 ensureWindowData();-
382 if (windowData->grabbedSection == Qt::TitleBarArea
windowData->gr...::TitleBarAreaDescription
TRUEnever evaluated
FALSEnever evaluated
0
383 && windowData->hoveredSubControl == QStyle::SC_TitleBarCloseButton) {
windowData->ho...BarCloseButtonDescription
TRUEnever evaluated
FALSEnever evaluated
0
384 windowData->buttonSunken = true;-
385 q->update();-
386 }
never executed: end of block
0
387 event->setAccepted(windowData->grabbedSection != Qt::NoSection);-
388}
never executed: end of block
0
389-
390/*!-
391 Used to calculate the-
392 Precondition:-
393 \a widget should support either hfw or wfh-
394-
395 If \a heightForWidth is set to false, this function will query the width for height-
396 instead. \a width will then be interpreted as height, \a minh and \a maxh will be interpreted-
397 as minimum width and maximum width.-
398 */-
399static qreal minimumHeightForWidth(qreal width, qreal minh, qreal maxh,-
400 const QGraphicsWidget *widget,-
401 bool heightForWidth = true)-
402{-
403 qreal minimumHeightForWidth = -1;-
404 const bool hasHFW = QGraphicsLayoutItemPrivate::get(widget)->hasHeightForWidth();-
405 if (hasHFW == heightForWidth) {
hasHFW == heightForWidthDescription
TRUEnever evaluated
FALSEnever evaluated
0
406 minimumHeightForWidth = hasHFW
hasHFWDescription
TRUEnever evaluated
FALSEnever evaluated
0
407 ? widget->effectiveSizeHint(Qt::MinimumSize, QSizeF(width, -1)).height()-
408 : widget->effectiveSizeHint(Qt::MinimumSize, QSizeF(-1, width)).width(); //"width" is here height!-
409 } else {
never executed: end of block
0
410 // widthForHeight-
411 const qreal constraint = width;-
412 while (maxh - minh > 0.1) {
maxh - minh > 0.1Description
TRUEnever evaluated
FALSEnever evaluated
0
413 qreal middle = minh + (maxh - minh)/2;-
414 // ### really bad, if we are a widget with a layout it will call-
415 // layout->effectiveSizeHint(Qt::MiniumumSize), which again will call-
416 // sizeHint three times because of how the cache works-
417 qreal hfw = hasHFW
hasHFWDescription
TRUEnever evaluated
FALSEnever evaluated
0
418 ? widget->effectiveSizeHint(Qt::MinimumSize, QSizeF(middle, -1)).height()-
419 : widget->effectiveSizeHint(Qt::MinimumSize, QSizeF(-1, middle)).width();-
420 if (hfw > constraint) {
hfw > constraintDescription
TRUEnever evaluated
FALSEnever evaluated
0
421 minh = middle;-
422 } else if (hfw <= constraint) {
never executed: end of block
hfw <= constraintDescription
TRUEnever evaluated
FALSEnever evaluated
0
423 maxh = middle;-
424 }
never executed: end of block
0
425 }
never executed: end of block
0
426 minimumHeightForWidth = maxh;-
427 }
never executed: end of block
0
428 return minimumHeightForWidth;
never executed: return minimumHeightForWidth;
0
429}-
430-
431static qreal minimumWidthForHeight(qreal height, qreal minw, qreal maxw,-
432 const QGraphicsWidget *widget)-
433{-
434 return minimumHeightForWidth(height, minw, maxw, widget, false);
never executed: return minimumHeightForWidth(height, minw, maxw, widget, false);
0
435}-
436-
437static QSizeF closestAcceptableSize(const QSizeF &proposed,-
438 const QGraphicsWidget *widget)-
439{-
440 const QSizeF current = widget->size();-
441-
442 qreal minw = proposed.width();-
443 qreal maxw = current.width();-
444 qreal minh = proposed.height();-
445 qreal maxh = current.height();-
446-
447 qreal middlew = maxw;-
448 qreal middleh = maxh;-
449 qreal min_hfw;-
450 min_hfw = minimumHeightForWidth(maxw, minh, maxh, widget);-
451-
452 do {-
453 if (maxw - minw < 0.1) {
maxw - minw < 0.1Description
TRUEnever evaluated
FALSEnever evaluated
0
454 // we still haven't found anything, cut off binary search-
455 minw = maxw;-
456 minh = maxh;-
457 }
never executed: end of block
0
458 middlew = minw + (maxw - minw)/2.0;-
459 middleh = minh + (maxh - minh)/2.0;-
460-
461 min_hfw = minimumHeightForWidth(middlew, minh, maxh, widget);-
462-
463 if (min_hfw > middleh) {
min_hfw > middlehDescription
TRUEnever evaluated
FALSEnever evaluated
0
464 minw = middlew;-
465 minh = middleh;-
466 } else if (min_hfw <= middleh) {
never executed: end of block
min_hfw <= middlehDescription
TRUEnever evaluated
FALSEnever evaluated
0
467 maxw = middlew;-
468 maxh = middleh;-
469 }
never executed: end of block
0
470 } while (maxw != minw);
never executed: end of block
maxw != minwDescription
TRUEnever evaluated
FALSEnever evaluated
0
471-
472 min_hfw = minimumHeightForWidth(middlew, minh, maxh, widget);-
473-
474 QSizeF result;-
475 if (min_hfw < maxh) {
min_hfw < maxhDescription
TRUEnever evaluated
FALSEnever evaluated
0
476 result = QSizeF(middlew, min_hfw);-
477 } else {
never executed: end of block
0
478 // Needed because of the cut-off we do above.-
479 result = QSizeF(minimumWidthForHeight(maxh, proposed.width(), current.width(), widget), maxh);-
480 }
never executed: end of block
0
481 return result;
never executed: return result;
0
482}-
483-
484static void _q_boundGeometryToSizeConstraints(const QRectF &startGeometry,-
485 QRectF *rect, Qt::WindowFrameSection section,-
486 const QSizeF &min, const QSizeF &max,-
487 const QGraphicsWidget *widget)-
488{-
489 const QRectF proposedRect = *rect;-
490 qreal width = qBound(min.width(), proposedRect.width(), max.width());-
491 qreal height = qBound(min.height(), proposedRect.height(), max.height());-
492-
493 const bool hasHFW = QGraphicsLayoutItemPrivate::get(widget)->hasHeightForWidth();-
494 const bool hasWFH = QGraphicsLayoutItemPrivate::get(widget)->hasWidthForHeight();-
495-
496 const bool widthChanged = proposedRect.width() != widget->size().width();-
497 const bool heightChanged = proposedRect.height() != widget->size().height();-
498-
499 if (hasHFW || hasWFH) {
hasHFWDescription
TRUEnever evaluated
FALSEnever evaluated
hasWFHDescription
TRUEnever evaluated
FALSEnever evaluated
0
500 if (widthChanged || heightChanged) {
widthChangedDescription
TRUEnever evaluated
FALSEnever evaluated
heightChangedDescription
TRUEnever evaluated
FALSEnever evaluated
0
501 qreal minExtent;-
502 qreal maxExtent;-
503 qreal constraint;-
504 qreal proposed;-
505 if (hasHFW) {
hasHFWDescription
TRUEnever evaluated
FALSEnever evaluated
0
506 minExtent = min.height();-
507 maxExtent = max.height();-
508 constraint = width;-
509 proposed = proposedRect.height();-
510 } else {
never executed: end of block
0
511 // width for height-
512 minExtent = min.width();-
513 maxExtent = max.width();-
514 constraint = height;-
515 proposed = proposedRect.width();-
516 }
never executed: end of block
0
517 if (minimumHeightForWidth(constraint, minExtent, maxExtent, widget, hasHFW) > proposed) {
minimumHeightF...FW) > proposedDescription
TRUEnever evaluated
FALSEnever evaluated
0
518 QSizeF effectiveSize = closestAcceptableSize(QSizeF(width, height), widget);-
519 width = effectiveSize.width();-
520 height = effectiveSize.height();-
521 }
never executed: end of block
0
522 }
never executed: end of block
0
523 }
never executed: end of block
0
524-
525 switch (section) {-
526 case Qt::LeftSection:
never executed: case Qt::LeftSection:
0
527 rect->setRect(startGeometry.right() - qRound(width), startGeometry.top(),-
528 qRound(width), startGeometry.height());-
529 break;
never executed: break;
0
530 case Qt::TopLeftSection:
never executed: case Qt::TopLeftSection:
0
531 rect->setRect(startGeometry.right() - qRound(width), startGeometry.bottom() - qRound(height),-
532 qRound(width), qRound(height));-
533 break;
never executed: break;
0
534 case Qt::TopSection:
never executed: case Qt::TopSection:
0
535 rect->setRect(startGeometry.left(), startGeometry.bottom() - qRound(height),-
536 startGeometry.width(), qRound(height));-
537 break;
never executed: break;
0
538 case Qt::TopRightSection:
never executed: case Qt::TopRightSection:
0
539 rect->setTop(rect->bottom() - qRound(height));-
540 rect->setWidth(qRound(width));-
541 break;
never executed: break;
0
542 case Qt::RightSection:
never executed: case Qt::RightSection:
0
543 rect->setWidth(qRound(width));-
544 break;
never executed: break;
0
545 case Qt::BottomRightSection:
never executed: case Qt::BottomRightSection:
0
546 rect->setWidth(qRound(width));-
547 rect->setHeight(qRound(height));-
548 break;
never executed: break;
0
549 case Qt::BottomSection:
never executed: case Qt::BottomSection:
0
550 rect->setHeight(qRound(height));-
551 break;
never executed: break;
0
552 case Qt::BottomLeftSection:
never executed: case Qt::BottomLeftSection:
0
553 rect->setRect(startGeometry.right() - qRound(width), startGeometry.top(),-
554 qRound(width), qRound(height));-
555 break;
never executed: break;
0
556 default:
never executed: default:
0
557 break;
never executed: break;
0
558 }-
559}-
560-
561void QGraphicsWidgetPrivate::windowFrameMouseMoveEvent(QGraphicsSceneMouseEvent *event)-
562{-
563 Q_Q(QGraphicsWidget);-
564 ensureWindowData();-
565 if (!(event->buttons() & Qt::LeftButton) || windowData->hoveredSubControl != QStyle::SC_TitleBarLabel)
!(event->butto...t::LeftButton)Description
TRUEnever evaluated
FALSEnever evaluated
windowData->ho..._TitleBarLabelDescription
TRUEnever evaluated
FALSEnever evaluated
0
566 return;
never executed: return;
0
567-
568 QLineF delta(q->mapFromScene(event->buttonDownScenePos(Qt::LeftButton)), event->pos());-
569 QLineF parentDelta(q->mapToParent(delta.p1()), q->mapToParent(delta.p2()));-
570 QLineF parentXDelta(q->mapToParent(QPointF(delta.p1().x(), 0)), q->mapToParent(QPointF(delta.p2().x(), 0)));-
571 QLineF parentYDelta(q->mapToParent(QPointF(0, delta.p1().y())), q->mapToParent(QPointF(0, delta.p2().y())));-
572-
573 QRectF newGeometry;-
574 switch (windowData->grabbedSection) {-
575 case Qt::LeftSection:
never executed: case Qt::LeftSection:
0
576 newGeometry = QRectF(windowData->startGeometry.topLeft()-
577 + QPointF(parentXDelta.dx(), parentXDelta.dy()),-
578 windowData->startGeometry.size() - QSizeF(delta.dx(), delta.dy()));-
579 break;
never executed: break;
0
580 case Qt::TopLeftSection:
never executed: case Qt::TopLeftSection:
0
581 newGeometry = QRectF(windowData->startGeometry.topLeft()-
582 + QPointF(parentDelta.dx(), parentDelta.dy()),-
583 windowData->startGeometry.size() - QSizeF(delta.dx(), delta.dy()));-
584 break;
never executed: break;
0
585 case Qt::TopSection:
never executed: case Qt::TopSection:
0
586 newGeometry = QRectF(windowData->startGeometry.topLeft()-
587 + QPointF(parentYDelta.dx(), parentYDelta.dy()),-
588 windowData->startGeometry.size() - QSizeF(0, delta.dy()));-
589 break;
never executed: break;
0
590 case Qt::TopRightSection:
never executed: case Qt::TopRightSection:
0
591 newGeometry = QRectF(windowData->startGeometry.topLeft()-
592 + QPointF(parentYDelta.dx(), parentYDelta.dy()),-
593 windowData->startGeometry.size() - QSizeF(-delta.dx(), delta.dy()));-
594 break;
never executed: break;
0
595 case Qt::RightSection:
never executed: case Qt::RightSection:
0
596 newGeometry = QRectF(windowData->startGeometry.topLeft(),-
597 windowData->startGeometry.size() + QSizeF(delta.dx(), 0));-
598 break;
never executed: break;
0
599 case Qt::BottomRightSection:
never executed: case Qt::BottomRightSection:
0
600 newGeometry = QRectF(windowData->startGeometry.topLeft(),-
601 windowData->startGeometry.size() + QSizeF(delta.dx(), delta.dy()));-
602 break;
never executed: break;
0
603 case Qt::BottomSection:
never executed: case Qt::BottomSection:
0
604 newGeometry = QRectF(windowData->startGeometry.topLeft(),-
605 windowData->startGeometry.size() + QSizeF(0, delta.dy()));-
606 break;
never executed: break;
0
607 case Qt::BottomLeftSection:
never executed: case Qt::BottomLeftSection:
0
608 newGeometry = QRectF(windowData->startGeometry.topLeft()-
609 + QPointF(parentXDelta.dx(), parentXDelta.dy()),-
610 windowData->startGeometry.size() - QSizeF(delta.dx(), -delta.dy()));-
611 break;
never executed: break;
0
612 case Qt::TitleBarArea:
never executed: case Qt::TitleBarArea:
0
613 newGeometry = QRectF(windowData->startGeometry.topLeft()-
614 + QPointF(parentDelta.dx(), parentDelta.dy()),-
615 windowData->startGeometry.size());-
616 break;
never executed: break;
0
617 case Qt::NoSection:
never executed: case Qt::NoSection:
0
618 break;
never executed: break;
0
619 }-
620-
621 if (windowData->grabbedSection != Qt::NoSection) {
windowData->gr... Qt::NoSectionDescription
TRUEnever evaluated
FALSEnever evaluated
0
622 _q_boundGeometryToSizeConstraints(windowData->startGeometry, &newGeometry,-
623 windowData->grabbedSection,-
624 q->effectiveSizeHint(Qt::MinimumSize),-
625 q->effectiveSizeHint(Qt::MaximumSize),-
626 q);-
627 q->setGeometry(newGeometry);-
628 }
never executed: end of block
0
629}
never executed: end of block
0
630-
631void QGraphicsWidgetPrivate::windowFrameHoverMoveEvent(QGraphicsSceneHoverEvent *event)-
632{-
633 Q_Q(QGraphicsWidget);-
634 if (!hasDecoration())
!hasDecoration()Description
TRUEnever evaluated
FALSEnever evaluated
0
635 return;
never executed: return;
0
636-
637 ensureWindowData();-
638-
639 if (q->rect().contains(event->pos())) {
q->rect().cont...(event->pos())Description
TRUEnever evaluated
FALSEnever evaluated
0
640 if (windowData->buttonMouseOver || windowData->hoveredSubControl != QStyle::SC_None)
windowData->buttonMouseOverDescription
TRUEnever evaluated
FALSEnever evaluated
windowData->ho...Style::SC_NoneDescription
TRUEnever evaluated
FALSEnever evaluated
0
641 windowFrameHoverLeaveEvent(event);
never executed: windowFrameHoverLeaveEvent(event);
0
642 return;
never executed: return;
0
643 }-
644-
645 bool wasMouseOver = windowData->buttonMouseOver;-
646 QRect oldButtonRect = windowData->buttonRect;-
647 windowData->buttonRect = QRect();-
648 windowData->buttonMouseOver = false;-
649 QPointF pos = event->pos();-
650 QStyleOptionTitleBar bar;-
651 // make sure that the coordinates (rect and pos) we send to the style are positive.-
652 if (windowFrameMargins) {
windowFrameMarginsDescription
TRUEnever evaluated
FALSEnever evaluated
0
653 pos.rx() += windowFrameMargins[Left];-
654 pos.ry() += windowFrameMargins[Top];-
655 }
never executed: end of block
0
656 initStyleOptionTitleBar(&bar);-
657 bar.rect = q->windowFrameRect().toRect();-
658 bar.rect.moveTo(0,0);-
659 bar.rect.setHeight(int(titleBarHeight(bar)));-
660-
661 Qt::CursorShape cursorShape = Qt::ArrowCursor;-
662 bool needsSetCursorCall = true;-
663 switch (q->windowFrameSectionAt(event->pos())) {-
664 case Qt::TopLeftSection:
never executed: case Qt::TopLeftSection:
0
665 case Qt::BottomRightSection:
never executed: case Qt::BottomRightSection:
0
666 cursorShape = Qt::SizeFDiagCursor;-
667 break;
never executed: break;
0
668 case Qt::TopRightSection:
never executed: case Qt::TopRightSection:
0
669 case Qt::BottomLeftSection:
never executed: case Qt::BottomLeftSection:
0
670 cursorShape = Qt::SizeBDiagCursor;-
671 break;
never executed: break;
0
672 case Qt::LeftSection:
never executed: case Qt::LeftSection:
0
673 case Qt::RightSection:
never executed: case Qt::RightSection:
0
674 cursorShape = Qt::SizeHorCursor;-
675 break;
never executed: break;
0
676 case Qt::TopSection:
never executed: case Qt::TopSection:
0
677 case Qt::BottomSection:
never executed: case Qt::BottomSection:
0
678 cursorShape = Qt::SizeVerCursor;-
679 break;
never executed: break;
0
680 case Qt::TitleBarArea:
never executed: case Qt::TitleBarArea:
0
681 windowData->buttonRect = q->style()->subControlRect(-
682 QStyle::CC_TitleBar, &bar, QStyle::SC_TitleBarCloseButton, 0);-
683#ifdef Q_DEAD_CODE_FROM_QT4_MAC-
684 // On mac we should hover if we are in the 'area' of the buttons-
685 windowData->buttonRect |= q->style()->subControlRect(-
686 QStyle::CC_TitleBar, &bar, QStyle::SC_TitleBarMinButton, 0);-
687 windowData->buttonRect |= q->style()->subControlRect(-
688 QStyle::CC_TitleBar, &bar, QStyle::SC_TitleBarMaxButton, 0);-
689#endif-
690 if (windowData->buttonRect.contains(pos.toPoint()))
windowData->bu...pos.toPoint())Description
TRUEnever evaluated
FALSEnever evaluated
0
691 windowData->buttonMouseOver = true;
never executed: windowData->buttonMouseOver = true;
0
692 event->ignore();-
693 break;
never executed: break;
0
694 default:
never executed: default:
0
695 needsSetCursorCall = false;-
696 event->ignore();-
697 }
never executed: end of block
0
698#ifndef QT_NO_CURSOR-
699 if (needsSetCursorCall)
needsSetCursorCallDescription
TRUEnever evaluated
FALSEnever evaluated
0
700 q->setCursor(cursorShape);
never executed: q->setCursor(cursorShape);
0
701#endif-
702 // update buttons if we hover over them-
703 windowData->hoveredSubControl = q->style()->hitTestComplexControl(QStyle::CC_TitleBar, &bar, pos.toPoint(), 0);-
704 if (windowData->hoveredSubControl != QStyle::SC_TitleBarCloseButton)
windowData->ho...BarCloseButtonDescription
TRUEnever evaluated
FALSEnever evaluated
0
705 windowData->hoveredSubControl = QStyle::SC_TitleBarLabel;
never executed: windowData->hoveredSubControl = QStyle::SC_TitleBarLabel;
0
706-
707 if (windowData->buttonMouseOver != wasMouseOver) {
windowData->bu...= wasMouseOverDescription
TRUEnever evaluated
FALSEnever evaluated
0
708 if (!oldButtonRect.isNull())
!oldButtonRect.isNull()Description
TRUEnever evaluated
FALSEnever evaluated
0
709 q->update(QRectF(oldButtonRect).translated(q->windowFrameRect().topLeft()));
never executed: q->update(QRectF(oldButtonRect).translated(q->windowFrameRect().topLeft()));
0
710 if (!windowData->buttonRect.isNull())
!windowData->b...nRect.isNull()Description
TRUEnever evaluated
FALSEnever evaluated
0
711 q->update(QRectF(windowData->buttonRect).translated(q->windowFrameRect().topLeft()));
never executed: q->update(QRectF(windowData->buttonRect).translated(q->windowFrameRect().topLeft()));
0
712 }
never executed: end of block
0
713}
never executed: end of block
0
714-
715void QGraphicsWidgetPrivate::windowFrameHoverLeaveEvent(QGraphicsSceneHoverEvent *event)-
716{-
717 Q_UNUSED(event);-
718 Q_Q(QGraphicsWidget);-
719 if (hasDecoration()) {
hasDecoration()Description
TRUEnever evaluated
FALSEnever evaluated
0
720 // ### restore the cursor, don't override it-
721#ifndef QT_NO_CURSOR-
722 q->unsetCursor();-
723#endif-
724-
725 ensureWindowData();-
726-
727 bool needsUpdate = false;-
728 if (windowData->hoveredSubControl == QStyle::SC_TitleBarCloseButton
windowData->ho...BarCloseButtonDescription
TRUEnever evaluated
FALSEnever evaluated
0
729 || windowData->buttonMouseOver)
windowData->buttonMouseOverDescription
TRUEnever evaluated
FALSEnever evaluated
0
730 needsUpdate = true;
never executed: needsUpdate = true;
0
731-
732 // update the hover state (of buttons etc...)-
733 windowData->hoveredSubControl = QStyle::SC_None;-
734 windowData->buttonMouseOver = false;-
735 windowData->buttonRect = QRect();-
736 if (needsUpdate)
needsUpdateDescription
TRUEnever evaluated
FALSEnever evaluated
0
737 q->update(windowData->buttonRect);
never executed: q->update(windowData->buttonRect);
0
738 }
never executed: end of block
0
739}
never executed: end of block
0
740-
741bool QGraphicsWidgetPrivate::hasDecoration() const-
742{-
743 return (windowFlags & Qt::Window) && (windowFlags & Qt::WindowTitleHint);
never executed: return (windowFlags & Qt::Window) && (windowFlags & Qt::WindowTitleHint);
(windowFlags & Qt::Window)Description
TRUEnever evaluated
FALSEnever evaluated
(windowFlags &...ndowTitleHint)Description
TRUEnever evaluated
FALSEnever evaluated
0
744}-
745-
746/**-
747 * is called after a reparent has taken place to fix up the focus chain(s)-
748 */-
749void QGraphicsWidgetPrivate::fixFocusChainBeforeReparenting(QGraphicsWidget *newParent, QGraphicsScene *oldScene, QGraphicsScene *newScene)-
750{-
751 Q_Q(QGraphicsWidget);-
752 Q_ASSERT(focusNext && focusPrev);-
753-
754 if (q_ptr->isPanel()) {
q_ptr->isPanel()Description
TRUEnever evaluated
FALSEnever evaluated
0
755 // panels are never a part of their parent's or ancestors' focus-
756 // chains. so reparenting a panel is easy; there's nothing to-
757 // do.-
758 return;
never executed: return;
0
759 }-
760-
761 // we're not a panel, so find the first widget in the focus chain-
762 // (this), and the last (this, or the last widget that is still-
763 // a descendent of this). also find the widgets that currently /-
764 // before reparenting point to this widgets' focus chain.-
765 QGraphicsWidget *focusFirst = q;-
766 QGraphicsWidget *focusBefore = focusPrev;-
767 QGraphicsWidget *focusLast = focusFirst;-
768 QGraphicsWidget *focusAfter = focusNext;-
769 do {-
770 if (!q->isAncestorOf(focusAfter))
!q->isAncestorOf(focusAfter)Description
TRUEnever evaluated
FALSEnever evaluated
0
771 break;
never executed: break;
0
772 focusLast = focusAfter;-
773 } while ((focusAfter = focusAfter->d_func()->focusNext));
never executed: end of block
(focusAfter = ...()->focusNext)Description
TRUEnever evaluated
FALSEnever evaluated
0
774-
775 if (!parent && oldScene && oldScene != newScene && oldScene->d_func()->tabFocusFirst == q) {
!parentDescription
TRUEnever evaluated
FALSEnever evaluated
oldSceneDescription
TRUEnever evaluated
FALSEnever evaluated
oldScene != newSceneDescription
TRUEnever evaluated
FALSEnever evaluated
oldScene->d_fu...ocusFirst == qDescription
TRUEnever evaluated
FALSEnever evaluated
0
776 // detach from old scene's top level focus chain.-
777 oldScene->d_func()->tabFocusFirst = (focusAfter != q) ? focusAfter : 0;
(focusAfter != q)Description
TRUEnever evaluated
FALSEnever evaluated
0
778 }
never executed: end of block
0
779-
780 // detach from current focus chain; skip this widget subtree.-
781 focusBefore->d_func()->focusNext = focusAfter;-
782 focusAfter->d_func()->focusPrev = focusBefore;-
783-
784 if (newParent) {
newParentDescription
TRUEnever evaluated
FALSEnever evaluated
0
785 // attach to new parent's focus chain as the last element-
786 // in its chain.-
787 QGraphicsWidget *newFocusFirst = newParent;-
788 QGraphicsWidget *newFocusLast = newFocusFirst;-
789 QGraphicsWidget *newFocusAfter = newFocusFirst->d_func()->focusNext;-
790 do {-
791 if (!newParent->isAncestorOf(newFocusAfter))
!newParent->is...newFocusAfter)Description
TRUEnever evaluated
FALSEnever evaluated
0
792 break;
never executed: break;
0
793 newFocusLast = newFocusAfter;-
794 } while ((newFocusAfter = newFocusAfter->d_func()->focusNext));
never executed: end of block
(newFocusAfter...()->focusNext)Description
TRUEnever evaluated
FALSEnever evaluated
0
795-
796 newFocusLast->d_func()->focusNext = q;-
797 focusLast->d_func()->focusNext = newFocusAfter;-
798 newFocusAfter->d_func()->focusPrev = focusLast;-
799 focusPrev = newFocusLast;-
800 } else {
never executed: end of block
0
801 // no new parent, so just link up our own prev->last widgets.-
802 focusPrev = focusLast;-
803 focusLast->d_func()->focusNext = q;-
804 }
never executed: end of block
0
805}-
806-
807void QGraphicsWidgetPrivate::setLayout_helper(QGraphicsLayout *l)-
808{-
809 delete (this->layout);-
810 layout = l;-
811 if (!l) {
!lDescription
TRUEnever evaluated
FALSEnever evaluated
0
812 Q_Q(QGraphicsWidget);-
813 q->updateGeometry();-
814 }
never executed: end of block
0
815}
never executed: end of block
0
816-
817qreal QGraphicsWidgetPrivate::width() const-
818{-
819 Q_Q(const QGraphicsWidget);-
820 return q->geometry().width();
never executed: return q->geometry().width();
0
821}-
822-
823void QGraphicsWidgetPrivate::setWidth(qreal w)-
824{-
825 if (qIsNaN(w))
qIsNaN(w)Description
TRUEnever evaluated
FALSEnever evaluated
0
826 return;
never executed: return;
0
827 Q_Q(QGraphicsWidget);-
828 if (q->geometry().width() == w)
q->geometry().width() == wDescription
TRUEnever evaluated
FALSEnever evaluated
0
829 return;
never executed: return;
0
830-
831 q->setGeometry(QRectF(q->x(), q->y(), w, height()));-
832}
never executed: end of block
0
833-
834void QGraphicsWidgetPrivate::resetWidth()-
835{-
836 Q_Q(QGraphicsWidget);-
837 q->setGeometry(QRectF(q->x(), q->y(), 0, height()));-
838}
never executed: end of block
0
839-
840qreal QGraphicsWidgetPrivate::height() const-
841{-
842 Q_Q(const QGraphicsWidget);-
843 return q->geometry().height();
never executed: return q->geometry().height();
0
844}-
845-
846void QGraphicsWidgetPrivate::setHeight(qreal h)-
847{-
848 if (qIsNaN(h))
qIsNaN(h)Description
TRUEnever evaluated
FALSEnever evaluated
0
849 return;
never executed: return;
0
850 Q_Q(QGraphicsWidget);-
851 if (q->geometry().height() == h)
q->geometry().height() == hDescription
TRUEnever evaluated
FALSEnever evaluated
0
852 return;
never executed: return;
0
853-
854 q->setGeometry(QRectF(q->x(), q->y(), width(), h));-
855}
never executed: end of block
0
856-
857void QGraphicsWidgetPrivate::resetHeight()-
858{-
859 Q_Q(QGraphicsWidget);-
860 q->setGeometry(QRectF(q->x(), q->y(), width(), 0));-
861}
never executed: end of block
0
862-
863void QGraphicsWidgetPrivate::setGeometryFromSetPos()-
864{-
865 if (inSetGeometry)
inSetGeometryDescription
TRUEnever evaluated
FALSEnever evaluated
0
866 return;
never executed: return;
0
867 Q_Q(QGraphicsWidget);-
868 inSetPos = 1;-
869 // Ensure setGeometry is called (avoid recursion when setPos is-
870 // called from within setGeometry).-
871 q->setGeometry(QRectF(pos, q->size()));-
872 inSetPos = 0 ;-
873}
never executed: end of block
0
874-
875QT_END_NAMESPACE-
876-
877#endif //QT_NO_GRAPHICSVIEW-
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