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1 | /**************************************************************************** | - |
2 | ** | - |
3 | ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). | - |
4 | ** Contact: http://www.qt-project.org/legal | - |
5 | ** | - |
6 | ** This file is part of the QtGui module of the Qt Toolkit. | - |
7 | ** | - |
8 | ** $QT_BEGIN_LICENSE:LGPL$ | - |
9 | ** Commercial License Usage | - |
10 | ** Licensees holding valid commercial Qt licenses may use this file in | - |
11 | ** accordance with the commercial license agreement provided with the | - |
12 | ** Software or, alternatively, in accordance with the terms contained in | - |
13 | ** a written agreement between you and Digia. For licensing terms and | - |
14 | ** conditions see http://qt.digia.com/licensing. For further information | - |
15 | ** use the contact form at http://qt.digia.com/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 as published by the Free Software | - |
20 | ** Foundation and appearing in the file LICENSE.LGPL included in the | - |
21 | ** packaging of this file. Please review the following information to | - |
22 | ** ensure the GNU Lesser General Public License version 2.1 requirements | - |
23 | ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. | - |
24 | ** | - |
25 | ** In addition, as a special exception, Digia gives you certain additional | - |
26 | ** rights. These rights are described in the Digia Qt LGPL Exception | - |
27 | ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. | - |
28 | ** | - |
29 | ** GNU General Public License Usage | - |
30 | ** Alternatively, this file may be used under the terms of the GNU | - |
31 | ** General Public License version 3.0 as published by the Free Software | - |
32 | ** Foundation and appearing in the file LICENSE.GPL included in the | - |
33 | ** packaging of this file. Please review the following information to | - |
34 | ** ensure the GNU General Public License version 3.0 requirements will be | - |
35 | ** met: http://www.gnu.org/copyleft/gpl.html. | - |
36 | ** | - |
37 | ** | - |
38 | ** $QT_END_LICENSE$ | - |
39 | ** | - |
40 | ****************************************************************************/ | - |
41 | | - |
42 | | - |
43 | #include "qplatformdefs.h" | - |
44 | | - |
45 | #include "qwidgetbackingstore_p.h" | - |
46 | | - |
47 | #include <QtCore/qglobal.h> | - |
48 | #include <QtCore/qdebug.h> | - |
49 | #include <QtCore/qvarlengtharray.h> | - |
50 | #include <QtGui/qevent.h> | - |
51 | #include <QtWidgets/qapplication.h> | - |
52 | #include <QtGui/qpaintengine.h> | - |
53 | #include <QtWidgets/qgraphicsproxywidget.h> | - |
54 | | - |
55 | #include <private/qwidget_p.h> | - |
56 | #include <private/qapplication_p.h> | - |
57 | #include <private/qpaintengine_raster_p.h> | - |
58 | #include <private/qgraphicseffect_p.h> | - |
59 | | - |
60 | #if defined(Q_OS_WIN) && !defined(QT_NO_PAINT_DEBUG) | - |
61 | # include <QtCore/qt_windows.h> | - |
62 | # include <qpa/qplatformnativeinterface.h> | - |
63 | #endif | - |
64 | | - |
65 | QT_BEGIN_NAMESPACE | - |
66 | | - |
67 | extern QRegion qt_dirtyRegion(QWidget *); | - |
68 | | - |
69 | /* | - |
70 | A version of QRect::intersects() that does not normalize the rects. | - |
71 | */ | - |
72 | static inline bool qRectIntersects(const QRect &r1, const QRect &r2) | - |
73 | { | - |
74 | return (qMax(r1.left(), r2.left()) <= qMin(r1.right(), r2.right()) never executed: return (qMax(r1.left(), r2.left()) <= qMin(r1.right(), r2.right()) && qMax(r1.top(), r2.top()) <= qMin(r1.bottom(), r2.bottom())); | 0 |
75 | && qMax(r1.top(), r2.top()) <= qMin(r1.bottom(), r2.bottom())); never executed: return (qMax(r1.left(), r2.left()) <= qMin(r1.right(), r2.right()) && qMax(r1.top(), r2.top()) <= qMin(r1.bottom(), r2.bottom())); | 0 |
76 | } | - |
77 | | - |
78 | /** | - |
79 | * Flushes the contents of the \a backingStore into the screen area of \a widget. | - |
80 | * \a tlwOffset is the position of the top level widget relative to the window surface. | - |
81 | * \a region is the region to be updated in \a widget coordinates. | - |
82 | */ | - |
83 | static inline void qt_flush(QWidget *widget, const QRegion ®ion, QBackingStore *backingStore, | - |
84 | QWidget *tlw, const QPoint &tlwOffset) | - |
85 | { | - |
86 | Q_ASSERT(widget); executed (the execution status of this line is deduced): qt_noop(); | - |
87 | Q_ASSERT(!region.isEmpty()); executed (the execution status of this line is deduced): qt_noop(); | - |
88 | Q_ASSERT(backingStore); executed (the execution status of this line is deduced): qt_noop(); | - |
89 | Q_ASSERT(tlw); executed (the execution status of this line is deduced): qt_noop(); | - |
90 | | - |
91 | #if !defined(QT_NO_PAINT_DEBUG) | - |
92 | static int flushUpdate = qgetenv("QT_FLUSH_UPDATE").toInt(); | - |
93 | if (flushUpdate > 0) | - |
94 | QWidgetBackingStore::showYellowThing(widget, region, flushUpdate * 10, false); | - |
95 | #endif | - |
96 | | - |
97 | //The performance hit by doing this should be negligible. However, be aware that | - |
98 | //using this FPS when you have > 1 windowsurface can give you inaccurate FPS | - |
99 | static bool fpsDebug = qgetenv("QT_DEBUG_FPS").toInt(); | - |
100 | if (fpsDebug) { partially evaluated: fpsDebug no Evaluation Count:0 | yes Evaluation Count:8021 |
| 0-8021 |
101 | static QTime time = QTime::currentTime(); | - |
102 | static int frames = 0; | - |
103 | | - |
104 | frames++; never executed (the execution status of this line is deduced): frames++; | - |
105 | | - |
106 | if(time.elapsed() > 5000) { never evaluated: time.elapsed() > 5000 | 0 |
107 | double fps = double(frames * 1000) /time.restart(); never executed (the execution status of this line is deduced): double fps = double(frames * 1000) /time.restart(); | - |
108 | fprintf(stderr,"FPS: %.1f\n",fps); never executed (the execution status of this line is deduced): fprintf(stderr,"FPS: %.1f\n",fps); | - |
109 | frames = 0; never executed (the execution status of this line is deduced): frames = 0; | - |
110 | } | 0 |
111 | } | 0 |
112 | | - |
113 | if (tlw->testAttribute(Qt::WA_DontShowOnScreen) || widget->testAttribute(Qt::WA_DontShowOnScreen)) evaluated: tlw->testAttribute(Qt::WA_DontShowOnScreen) yes Evaluation Count:1 | yes Evaluation Count:8020 |
partially evaluated: widget->testAttribute(Qt::WA_DontShowOnScreen) no Evaluation Count:0 | yes Evaluation Count:8020 |
| 0-8020 |
114 | return; executed: return; Execution Count:1 | 1 |
115 | | - |
116 | if (widget != tlw) evaluated: widget != tlw yes Evaluation Count:23 | yes Evaluation Count:7997 |
| 23-7997 |
117 | backingStore->flush(region, widget->windowHandle(), tlwOffset + widget->mapTo(tlw, QPoint())); executed: backingStore->flush(region, widget->windowHandle(), tlwOffset + widget->mapTo(tlw, QPoint())); Execution Count:23 | 23 |
118 | else | - |
119 | backingStore->flush(region, widget->windowHandle(), tlwOffset); executed: backingStore->flush(region, widget->windowHandle(), tlwOffset); Execution Count:7997 | 7997 |
120 | } | - |
121 | | - |
122 | #ifndef QT_NO_PAINT_DEBUG | - |
123 | #ifdef Q_OS_WIN | - |
124 | | - |
125 | static void showYellowThing_win(QWidget *widget, const QRegion ®ion, int msec) | - |
126 | { | - |
127 | // We expect to be passed a native parent. | - |
128 | QWindow *nativeWindow = widget->windowHandle(); | - |
129 | if (!nativeWindow) | - |
130 | return; | - |
131 | void *hdcV = QGuiApplication::platformNativeInterface()->nativeResourceForWindow(QByteArrayLiteral("getDC"), nativeWindow); | - |
132 | if (!hdcV) | - |
133 | return; | - |
134 | const HDC hdc = reinterpret_cast<HDC>(hdcV); | - |
135 | | - |
136 | HBRUSH brush; | - |
137 | static int i = 0; | - |
138 | switch (i) { | - |
139 | case 0: | - |
140 | brush = CreateSolidBrush(RGB(255, 255, 0)); | - |
141 | break; | - |
142 | case 1: | - |
143 | brush = CreateSolidBrush(RGB(255, 200, 55)); | - |
144 | break; | - |
145 | case 2: | - |
146 | brush = CreateSolidBrush(RGB(200, 255, 55)); | - |
147 | break; | - |
148 | case 3: | - |
149 | brush = CreateSolidBrush(RGB(200, 200, 0)); | - |
150 | break; | - |
151 | } | - |
152 | i = (i + 1) & 3; | - |
153 | | - |
154 | foreach (const QRect &rect, region.rects()) { | - |
155 | RECT winRect; | - |
156 | SetRect(&winRect, rect.left(), rect.top(), rect.right(), rect.bottom()); | - |
157 | FillRect(hdc, &winRect, brush); | - |
158 | } | - |
159 | DeleteObject(brush); | - |
160 | QGuiApplication::platformNativeInterface()->nativeResourceForWindow(QByteArrayLiteral("releaseDC"), nativeWindow); | - |
161 | ::Sleep(msec); | - |
162 | } | - |
163 | #endif // Q_OS_WIN | - |
164 | | - |
165 | void QWidgetBackingStore::showYellowThing(QWidget *widget, const QRegion &toBePainted, int msec, bool unclipped) | - |
166 | { | - |
167 | QRegion paintRegion = toBePainted; | - |
168 | QRect widgetRect = widget->rect(); | - |
169 | | - |
170 | if (!widget->internalWinId()) { | - |
171 | QWidget *nativeParent = widget->nativeParentWidget(); | - |
172 | const QPoint offset = widget->mapTo(nativeParent, QPoint(0, 0)); | - |
173 | paintRegion.translate(offset); | - |
174 | widgetRect.translate(offset); | - |
175 | widget = nativeParent; | - |
176 | } | - |
177 | | - |
178 | #ifdef Q_OS_WIN | - |
179 | Q_UNUSED(unclipped); | - |
180 | showYellowThing_win(widget, paintRegion, msec); | - |
181 | #else | - |
182 | //flags to fool painter | - |
183 | bool paintUnclipped = widget->testAttribute(Qt::WA_PaintUnclipped); | - |
184 | if (unclipped && !widget->d_func()->paintOnScreen()) | - |
185 | widget->setAttribute(Qt::WA_PaintUnclipped); | - |
186 | | - |
187 | const bool setFlag = !widget->testAttribute(Qt::WA_WState_InPaintEvent); | - |
188 | if (setFlag) | - |
189 | widget->setAttribute(Qt::WA_WState_InPaintEvent); | - |
190 | | - |
191 | //setup the engine | - |
192 | QPaintEngine *pe = widget->paintEngine(); | - |
193 | if (pe) { | - |
194 | pe->setSystemClip(paintRegion); | - |
195 | { | - |
196 | QPainter p(widget); | - |
197 | p.setClipRegion(paintRegion); | - |
198 | static int i = 0; | - |
199 | switch (i) { | - |
200 | case 0: | - |
201 | p.fillRect(widgetRect, QColor(255,255,0)); | - |
202 | break; | - |
203 | case 1: | - |
204 | p.fillRect(widgetRect, QColor(255,200,55)); | - |
205 | break; | - |
206 | case 2: | - |
207 | p.fillRect(widgetRect, QColor(200,255,55)); | - |
208 | break; | - |
209 | case 3: | - |
210 | p.fillRect(widgetRect, QColor(200,200,0)); | - |
211 | break; | - |
212 | } | - |
213 | i = (i+1) & 3; | - |
214 | p.end(); | - |
215 | } | - |
216 | } | - |
217 | | - |
218 | if (setFlag) | - |
219 | widget->setAttribute(Qt::WA_WState_InPaintEvent, false); | - |
220 | | - |
221 | //restore | - |
222 | widget->setAttribute(Qt::WA_PaintUnclipped, paintUnclipped); | - |
223 | | - |
224 | if (pe) | - |
225 | pe->setSystemClip(QRegion()); | - |
226 | | - |
227 | #if defined(Q_OS_UNIX) | - |
228 | ::usleep(1000 * msec); | - |
229 | #endif | - |
230 | #endif // !Q_OS_WIN | - |
231 | } | - |
232 | | - |
233 | bool QWidgetBackingStore::flushPaint(QWidget *widget, const QRegion &rgn) | - |
234 | { | - |
235 | if (!widget) | - |
236 | return false; | - |
237 | | - |
238 | int delay = 0; | - |
239 | if (widget->testAttribute(Qt::WA_WState_InPaintEvent)) { | - |
240 | static int flushPaintEvent = qgetenv("QT_FLUSH_PAINT_EVENT").toInt(); | - |
241 | if (!flushPaintEvent) | - |
242 | return false; | - |
243 | delay = flushPaintEvent; | - |
244 | } else { | - |
245 | static int flushPaint = qgetenv("QT_FLUSH_PAINT").toInt(); | - |
246 | if (!flushPaint) | - |
247 | return false; | - |
248 | delay = flushPaint; | - |
249 | } | - |
250 | | - |
251 | QWidgetBackingStore::showYellowThing(widget, rgn, delay * 10, true); | - |
252 | return true; | - |
253 | } | - |
254 | | - |
255 | void QWidgetBackingStore::unflushPaint(QWidget *widget, const QRegion &rgn) | - |
256 | { | - |
257 | if (widget->d_func()->paintOnScreen() || rgn.isEmpty()) | - |
258 | return; | - |
259 | | - |
260 | QWidget *tlw = widget->window(); | - |
261 | QTLWExtra *tlwExtra = tlw->d_func()->maybeTopData(); | - |
262 | if (!tlwExtra) | - |
263 | return; | - |
264 | | - |
265 | const QPoint offset = widget->mapTo(tlw, QPoint()); | - |
266 | qt_flush(widget, rgn, tlwExtra->backingStoreTracker->store, tlw, offset); | - |
267 | } | - |
268 | #endif // QT_NO_PAINT_DEBUG | - |
269 | | - |
270 | /* | - |
271 | Moves the whole rect by (dx, dy) in widget's coordinate system. | - |
272 | Doesn't generate any updates. | - |
273 | */ | - |
274 | bool QWidgetBackingStore::bltRect(const QRect &rect, int dx, int dy, QWidget *widget) | - |
275 | { | - |
276 | const QPoint pos(tlwOffset + widget->mapTo(tlw, rect.topLeft())); executed (the execution status of this line is deduced): const QPoint pos(tlwOffset + widget->mapTo(tlw, rect.topLeft())); | - |
277 | const QRect tlwRect(QRect(pos, rect.size())); executed (the execution status of this line is deduced): const QRect tlwRect(QRect(pos, rect.size())); | - |
278 | if (fullUpdatePending || dirty.intersects(tlwRect)) partially evaluated: fullUpdatePending no Evaluation Count:0 | yes Evaluation Count:13142 |
evaluated: dirty.intersects(tlwRect) yes Evaluation Count:11167 | yes Evaluation Count:1975 |
| 0-13142 |
279 | return false; // We don't want to scroll junk. executed: return false; Execution Count:11167 | 11167 |
280 | return store->scroll(tlwRect, dx, dy); executed: return store->scroll(tlwRect, dx, dy); Execution Count:1975 | 1975 |
281 | } | - |
282 | | - |
283 | void QWidgetBackingStore::releaseBuffer() | - |
284 | { | - |
285 | if (store) | 0 |
286 | store->resize(QSize()); never executed: store->resize(QSize()); | 0 |
287 | } | 0 |
288 | | - |
289 | /*! | - |
290 | Prepares the window surface to paint a\ toClean region of the \a widget and | - |
291 | updates the BeginPaintInfo struct accordingly. | - |
292 | | - |
293 | The \a toClean region might be clipped by the window surface. | - |
294 | */ | - |
295 | void QWidgetBackingStore::beginPaint(QRegion &toClean, QWidget *widget, QBackingStore *backingStore, | - |
296 | BeginPaintInfo *returnInfo, bool toCleanIsInTopLevelCoordinates) | - |
297 | { | - |
298 | Q_UNUSED(widget); executed (the execution status of this line is deduced): (void)widget;; | - |
299 | Q_UNUSED(toCleanIsInTopLevelCoordinates); executed (the execution status of this line is deduced): (void)toCleanIsInTopLevelCoordinates;; | - |
300 | | - |
301 | // Always flush repainted areas. | - |
302 | dirtyOnScreen += toClean; executed (the execution status of this line is deduced): dirtyOnScreen += toClean; | - |
303 | | - |
304 | #ifdef QT_NO_PAINT_DEBUG | - |
305 | backingStore->beginPaint(toClean); executed (the execution status of this line is deduced): backingStore->beginPaint(toClean); | - |
306 | #else | - |
307 | returnInfo->wasFlushed = QWidgetBackingStore::flushPaint(tlw, toClean); | - |
308 | // Avoid deadlock with QT_FLUSH_PAINT: the server will wait for | - |
309 | // the BackingStore lock, so if we hold that, the server will | - |
310 | // never release the Communication lock that we are waiting for in | - |
311 | // sendSynchronousCommand | - |
312 | if (!returnInfo->wasFlushed) | - |
313 | backingStore->beginPaint(toClean); | - |
314 | #endif | - |
315 | | - |
316 | Q_UNUSED(returnInfo); executed (the execution status of this line is deduced): (void)returnInfo;; | - |
317 | } executed: } Execution Count:6183 | 6183 |
318 | | - |
319 | void QWidgetBackingStore::endPaint(const QRegion &cleaned, QBackingStore *backingStore, | - |
320 | BeginPaintInfo *beginPaintInfo) | - |
321 | { | - |
322 | #ifndef QT_NO_PAINT_DEBUG | - |
323 | if (!beginPaintInfo->wasFlushed) | - |
324 | backingStore->endPaint(); | - |
325 | else | - |
326 | QWidgetBackingStore::unflushPaint(tlw, cleaned); | - |
327 | #else | - |
328 | Q_UNUSED(beginPaintInfo); executed (the execution status of this line is deduced): (void)beginPaintInfo;; | - |
329 | Q_UNUSED(cleaned); executed (the execution status of this line is deduced): (void)cleaned;; | - |
330 | backingStore->endPaint(); executed (the execution status of this line is deduced): backingStore->endPaint(); | - |
331 | #endif | - |
332 | | - |
333 | flush(); executed (the execution status of this line is deduced): flush(); | - |
334 | } executed: } Execution Count:6183 | 6183 |
335 | | - |
336 | /*! | - |
337 | Returns the region (in top-level coordinates) that needs repaint and/or flush. | - |
338 | | - |
339 | If the widget is non-zero, only the dirty region for the widget is returned | - |
340 | and the region will be in widget coordinates. | - |
341 | */ | - |
342 | QRegion QWidgetBackingStore::dirtyRegion(QWidget *widget) const | - |
343 | { | - |
344 | const bool widgetDirty = widget && widget != tlw; never evaluated: widget never evaluated: widget != tlw | 0 |
345 | const QRect tlwRect(topLevelRect()); never executed (the execution status of this line is deduced): const QRect tlwRect(topLevelRect()); | - |
346 | const QRect surfaceGeometry(tlwRect.topLeft(), store->size()); never executed (the execution status of this line is deduced): const QRect surfaceGeometry(tlwRect.topLeft(), store->size()); | - |
347 | if (fullUpdatePending || (surfaceGeometry != tlwRect && surfaceGeometry.size() != tlwRect.size())) { never evaluated: fullUpdatePending never evaluated: surfaceGeometry != tlwRect never evaluated: surfaceGeometry.size() != tlwRect.size() | 0 |
348 | if (widgetDirty) { never evaluated: widgetDirty | 0 |
349 | const QRect dirtyTlwRect = QRect(QPoint(), tlwRect.size()); never executed (the execution status of this line is deduced): const QRect dirtyTlwRect = QRect(QPoint(), tlwRect.size()); | - |
350 | const QPoint offset(widget->mapTo(tlw, QPoint())); never executed (the execution status of this line is deduced): const QPoint offset(widget->mapTo(tlw, QPoint())); | - |
351 | const QRect dirtyWidgetRect(dirtyTlwRect & widget->rect().translated(offset)); never executed (the execution status of this line is deduced): const QRect dirtyWidgetRect(dirtyTlwRect & widget->rect().translated(offset)); | - |
352 | return dirtyWidgetRect.translated(-offset); never executed: return dirtyWidgetRect.translated(-offset); | 0 |
353 | } | - |
354 | return QRect(QPoint(), tlwRect.size()); never executed: return QRect(QPoint(), tlwRect.size()); | 0 |
355 | } | - |
356 | | - |
357 | // Calculate the region that needs repaint. | - |
358 | QRegion r(dirty); never executed (the execution status of this line is deduced): QRegion r(dirty); | - |
359 | for (int i = 0; i < dirtyWidgets.size(); ++i) { never evaluated: i < dirtyWidgets.size() | 0 |
360 | QWidget *w = dirtyWidgets.at(i); never executed (the execution status of this line is deduced): QWidget *w = dirtyWidgets.at(i); | - |
361 | if (widgetDirty && w != widget && !widget->isAncestorOf(w)) never evaluated: widgetDirty never evaluated: w != widget never evaluated: !widget->isAncestorOf(w) | 0 |
362 | continue; never executed: continue; | 0 |
363 | r += w->d_func()->dirty.translated(w->mapTo(tlw, QPoint())); never executed (the execution status of this line is deduced): r += w->d_func()->dirty.translated(w->mapTo(tlw, QPoint())); | - |
364 | } | 0 |
365 | | - |
366 | // Append the region that needs flush. | - |
367 | r += dirtyOnScreen; never executed (the execution status of this line is deduced): r += dirtyOnScreen; | - |
368 | | - |
369 | if (dirtyOnScreenWidgets) { // Only in use with native child widgets. never evaluated: dirtyOnScreenWidgets | 0 |
370 | for (int i = 0; i < dirtyOnScreenWidgets->size(); ++i) { never evaluated: i < dirtyOnScreenWidgets->size() | 0 |
371 | QWidget *w = dirtyOnScreenWidgets->at(i); never executed (the execution status of this line is deduced): QWidget *w = dirtyOnScreenWidgets->at(i); | - |
372 | if (widgetDirty && w != widget && !widget->isAncestorOf(w)) never evaluated: widgetDirty never evaluated: w != widget never evaluated: !widget->isAncestorOf(w) | 0 |
373 | continue; never executed: continue; | 0 |
374 | QWidgetPrivate *wd = w->d_func(); never executed (the execution status of this line is deduced): QWidgetPrivate *wd = w->d_func(); | - |
375 | Q_ASSERT(wd->needsFlush); never executed (the execution status of this line is deduced): qt_noop(); | - |
376 | r += wd->needsFlush->translated(w->mapTo(tlw, QPoint())); never executed (the execution status of this line is deduced): r += wd->needsFlush->translated(w->mapTo(tlw, QPoint())); | - |
377 | } | 0 |
378 | } | 0 |
379 | | - |
380 | if (widgetDirty) { never evaluated: widgetDirty | 0 |
381 | // Intersect with the widget geometry and translate to its coordinates. | - |
382 | const QPoint offset(widget->mapTo(tlw, QPoint())); never executed (the execution status of this line is deduced): const QPoint offset(widget->mapTo(tlw, QPoint())); | - |
383 | r &= widget->rect().translated(offset); never executed (the execution status of this line is deduced): r &= widget->rect().translated(offset); | - |
384 | r.translate(-offset); never executed (the execution status of this line is deduced): r.translate(-offset); | - |
385 | } | 0 |
386 | return r; never executed: return r; | 0 |
387 | } | - |
388 | | - |
389 | /*! | - |
390 | Returns the static content inside the \a parent if non-zero; otherwise the static content | - |
391 | for the entire backing store is returned. The content will be clipped to \a withinClipRect | - |
392 | if non-empty. | - |
393 | */ | - |
394 | QRegion QWidgetBackingStore::staticContents(QWidget *parent, const QRect &withinClipRect) const | - |
395 | { | - |
396 | if (!parent && tlw->testAttribute(Qt::WA_StaticContents)) { partially evaluated: !parent no Evaluation Count:0 | yes Evaluation Count:3338 |
never evaluated: tlw->testAttribute(Qt::WA_StaticContents) | 0-3338 |
397 | const QSize surfaceGeometry(store->size()); never executed (the execution status of this line is deduced): const QSize surfaceGeometry(store->size()); | - |
398 | QRect surfaceRect(0, 0, surfaceGeometry.width(), surfaceGeometry.height()); never executed (the execution status of this line is deduced): QRect surfaceRect(0, 0, surfaceGeometry.width(), surfaceGeometry.height()); | - |
399 | if (!withinClipRect.isEmpty()) never evaluated: !withinClipRect.isEmpty() | 0 |
400 | surfaceRect &= withinClipRect; never executed: surfaceRect &= withinClipRect; | 0 |
401 | return QRegion(surfaceRect); never executed: return QRegion(surfaceRect); | 0 |
402 | } | - |
403 | | - |
404 | QRegion region; executed (the execution status of this line is deduced): QRegion region; | - |
405 | if (parent && parent->d_func()->children.isEmpty()) partially evaluated: parent yes Evaluation Count:3338 | no Evaluation Count:0 |
evaluated: parent->d_func()->children.isEmpty() yes Evaluation Count:2017 | yes Evaluation Count:1321 |
| 0-3338 |
406 | return region; executed: return region; Execution Count:2017 | 2017 |
407 | | - |
408 | const bool clipToRect = !withinClipRect.isEmpty(); executed (the execution status of this line is deduced): const bool clipToRect = !withinClipRect.isEmpty(); | - |
409 | const int count = staticWidgets.count(); executed (the execution status of this line is deduced): const int count = staticWidgets.count(); | - |
410 | for (int i = 0; i < count; ++i) { partially evaluated: i < count no Evaluation Count:0 | yes Evaluation Count:1321 |
| 0-1321 |
411 | QWidget *w = staticWidgets.at(i); never executed (the execution status of this line is deduced): QWidget *w = staticWidgets.at(i); | - |
412 | QWidgetPrivate *wd = w->d_func(); never executed (the execution status of this line is deduced): QWidgetPrivate *wd = w->d_func(); | - |
413 | if (!wd->isOpaque || !wd->extra || wd->extra->staticContentsSize.isEmpty() never evaluated: !wd->isOpaque never evaluated: !wd->extra never evaluated: wd->extra->staticContentsSize.isEmpty() | 0 |
414 | || !w->isVisible() || (parent && !parent->isAncestorOf(w))) { never evaluated: !w->isVisible() never evaluated: parent never evaluated: !parent->isAncestorOf(w) | 0 |
415 | continue; never executed: continue; | 0 |
416 | } | - |
417 | | - |
418 | QRect rect(0, 0, wd->extra->staticContentsSize.width(), wd->extra->staticContentsSize.height()); never executed (the execution status of this line is deduced): QRect rect(0, 0, wd->extra->staticContentsSize.width(), wd->extra->staticContentsSize.height()); | - |
419 | const QPoint offset = w->mapTo(parent ? parent : tlw, QPoint()); never executed (the execution status of this line is deduced): const QPoint offset = w->mapTo(parent ? parent : tlw, QPoint()); | - |
420 | if (clipToRect) never evaluated: clipToRect | 0 |
421 | rect &= withinClipRect.translated(-offset); never executed: rect &= withinClipRect.translated(-offset); | 0 |
422 | if (rect.isEmpty()) never evaluated: rect.isEmpty() | 0 |
423 | continue; never executed: continue; | 0 |
424 | | - |
425 | rect &= wd->clipRect(); never executed (the execution status of this line is deduced): rect &= wd->clipRect(); | - |
426 | if (rect.isEmpty()) never evaluated: rect.isEmpty() | 0 |
427 | continue; never executed: continue; | 0 |
428 | | - |
429 | QRegion visible(rect); never executed (the execution status of this line is deduced): QRegion visible(rect); | - |
430 | wd->clipToEffectiveMask(visible); never executed (the execution status of this line is deduced): wd->clipToEffectiveMask(visible); | - |
431 | if (visible.isEmpty()) never evaluated: visible.isEmpty() | 0 |
432 | continue; never executed: continue; | 0 |
433 | wd->subtractOpaqueSiblings(visible, 0, /*alsoNonOpaque=*/true); never executed (the execution status of this line is deduced): wd->subtractOpaqueSiblings(visible, 0, true); | - |
434 | | - |
435 | visible.translate(offset); never executed (the execution status of this line is deduced): visible.translate(offset); | - |
436 | region += visible; never executed (the execution status of this line is deduced): region += visible; | - |
437 | } | 0 |
438 | | - |
439 | return region; executed: return region; Execution Count:1321 | 1321 |
440 | } | - |
441 | | - |
442 | static inline void sendUpdateRequest(QWidget *widget, bool updateImmediately) | - |
443 | { | - |
444 | if (!widget) partially evaluated: !widget no Evaluation Count:0 | yes Evaluation Count:11567 |
| 0-11567 |
445 | return; | 0 |
446 | | - |
447 | if (updateImmediately) { evaluated: updateImmediately yes Evaluation Count:266 | yes Evaluation Count:11301 |
| 266-11301 |
448 | QEvent event(QEvent::UpdateRequest); executed (the execution status of this line is deduced): QEvent event(QEvent::UpdateRequest); | - |
449 | QApplication::sendEvent(widget, &event); executed (the execution status of this line is deduced): QApplication::sendEvent(widget, &event); | - |
450 | } else { executed: } Execution Count:266 | 266 |
451 | QApplication::postEvent(widget, new QEvent(QEvent::UpdateRequest), Qt::LowEventPriority); executed (the execution status of this line is deduced): QApplication::postEvent(widget, new QEvent(QEvent::UpdateRequest), Qt::LowEventPriority); | - |
452 | } executed: } Execution Count:11301 | 11301 |
453 | } | - |
454 | | - |
455 | /*! | - |
456 | Marks the region of the widget as dirty (if not already marked as dirty) and | - |
457 | posts an UpdateRequest event to the top-level widget (if not already posted). | - |
458 | | - |
459 | If updateImmediately is true, the event is sent immediately instead of posted. | - |
460 | | - |
461 | If invalidateBuffer is true, all widgets intersecting with the region will be dirty. | - |
462 | | - |
463 | If the widget paints directly on screen, the event is sent to the widget | - |
464 | instead of the top-level widget, and invalidateBuffer is completely ignored. | - |
465 | | - |
466 | ### Qt 4.6: Merge into a template function (after MSVC isn't supported anymore). | - |
467 | */ | - |
468 | void QWidgetBackingStore::markDirty(const QRegion &rgn, QWidget *widget, bool updateImmediately, | - |
469 | bool invalidateBuffer) | - |
470 | { | - |
471 | Q_ASSERT(tlw->d_func()->extra); executed (the execution status of this line is deduced): qt_noop(); | - |
472 | Q_ASSERT(tlw->d_func()->extra->topextra); executed (the execution status of this line is deduced): qt_noop(); | - |
473 | Q_ASSERT(!tlw->d_func()->extra->topextra->inTopLevelResize); executed (the execution status of this line is deduced): qt_noop(); | - |
474 | Q_ASSERT(widget->isVisible() && widget->updatesEnabled()); executed (the execution status of this line is deduced): qt_noop(); | - |
475 | Q_ASSERT(widget->window() == tlw); executed (the execution status of this line is deduced): qt_noop(); | - |
476 | Q_ASSERT(!rgn.isEmpty()); executed (the execution status of this line is deduced): qt_noop(); | - |
477 | | - |
478 | #ifndef QT_NO_GRAPHICSEFFECT | - |
479 | widget->d_func()->invalidateGraphicsEffectsRecursively(); executed (the execution status of this line is deduced): widget->d_func()->invalidateGraphicsEffectsRecursively(); | - |
480 | #endif //QT_NO_GRAPHICSEFFECT | - |
481 | | - |
482 | if (widget->d_func()->paintOnScreen()) { evaluated: widget->d_func()->paintOnScreen() yes Evaluation Count:6 | yes Evaluation Count:30373 |
| 6-30373 |
483 | if (widget->d_func()->dirty.isEmpty()) { evaluated: widget->d_func()->dirty.isEmpty() yes Evaluation Count:3 | yes Evaluation Count:3 |
| 3 |
484 | widget->d_func()->dirty = rgn; executed (the execution status of this line is deduced): widget->d_func()->dirty = rgn; | - |
485 | sendUpdateRequest(widget, updateImmediately); executed (the execution status of this line is deduced): sendUpdateRequest(widget, updateImmediately); | - |
486 | return; executed: return; Execution Count:3 | 3 |
487 | } else if (qt_region_strictContains(widget->d_func()->dirty, widget->rect())) { partially evaluated: qt_region_strictContains(widget->d_func()->dirty, widget->rect()) yes Evaluation Count:3 | no Evaluation Count:0 |
| 0-3 |
488 | if (updateImmediately) partially evaluated: updateImmediately no Evaluation Count:0 | yes Evaluation Count:3 |
| 0-3 |
489 | sendUpdateRequest(widget, updateImmediately); never executed: sendUpdateRequest(widget, updateImmediately); | 0 |
490 | return; // Already dirty. executed: return; Execution Count:3 | 3 |
491 | } | - |
492 | | - |
493 | const bool eventAlreadyPosted = !widget->d_func()->dirty.isEmpty(); never executed (the execution status of this line is deduced): const bool eventAlreadyPosted = !widget->d_func()->dirty.isEmpty(); | - |
494 | widget->d_func()->dirty += rgn; never executed (the execution status of this line is deduced): widget->d_func()->dirty += rgn; | - |
495 | if (!eventAlreadyPosted || updateImmediately) never evaluated: !eventAlreadyPosted never evaluated: updateImmediately | 0 |
496 | sendUpdateRequest(widget, updateImmediately); never executed: sendUpdateRequest(widget, updateImmediately); | 0 |
497 | return; | 0 |
498 | } | - |
499 | | - |
500 | if (fullUpdatePending) { partially evaluated: fullUpdatePending no Evaluation Count:0 | yes Evaluation Count:30373 |
| 0-30373 |
501 | if (updateImmediately) never evaluated: updateImmediately | 0 |
502 | sendUpdateRequest(tlw, updateImmediately); never executed: sendUpdateRequest(tlw, updateImmediately); | 0 |
503 | return; | 0 |
504 | } | - |
505 | | - |
506 | const QPoint offset = widget->mapTo(tlw, QPoint()); executed (the execution status of this line is deduced): const QPoint offset = widget->mapTo(tlw, QPoint()); | - |
507 | const QRect widgetRect = widget->d_func()->effectiveRectFor(widget->rect()); executed (the execution status of this line is deduced): const QRect widgetRect = widget->d_func()->effectiveRectFor(widget->rect()); | - |
508 | if (qt_region_strictContains(dirty, widgetRect.translated(offset))) { evaluated: qt_region_strictContains(dirty, widgetRect.translated(offset)) yes Evaluation Count:23275 | yes Evaluation Count:7098 |
| 7098-23275 |
509 | if (updateImmediately) partially evaluated: updateImmediately no Evaluation Count:0 | yes Evaluation Count:23275 |
| 0-23275 |
510 | sendUpdateRequest(tlw, updateImmediately); never executed: sendUpdateRequest(tlw, updateImmediately); | 0 |
511 | return; // Already dirty. executed: return; Execution Count:23275 | 23275 |
512 | } | - |
513 | | - |
514 | if (invalidateBuffer) { evaluated: invalidateBuffer yes Evaluation Count:691 | yes Evaluation Count:6407 |
| 691-6407 |
515 | const bool eventAlreadyPosted = !dirty.isEmpty(); executed (the execution status of this line is deduced): const bool eventAlreadyPosted = !dirty.isEmpty(); | - |
516 | #ifndef QT_NO_GRAPHICSEFFECT | - |
517 | if (widget->d_func()->graphicsEffect) partially evaluated: widget->d_func()->graphicsEffect no Evaluation Count:0 | yes Evaluation Count:691 |
| 0-691 |
518 | dirty += widget->d_func()->effectiveRectFor(rgn.boundingRect()).translated(offset); never executed: dirty += widget->d_func()->effectiveRectFor(rgn.boundingRect()).translated(offset); | 0 |
519 | else | - |
520 | #endif //QT_NO_GRAPHICSEFFECT | - |
521 | dirty += rgn.translated(offset); executed: dirty += rgn.translated(offset); Execution Count:691 | 691 |
522 | if (!eventAlreadyPosted || updateImmediately) evaluated: !eventAlreadyPosted yes Evaluation Count:149 | yes Evaluation Count:542 |
partially evaluated: updateImmediately no Evaluation Count:0 | yes Evaluation Count:542 |
| 0-542 |
523 | sendUpdateRequest(tlw, updateImmediately); executed: sendUpdateRequest(tlw, updateImmediately); Execution Count:149 | 149 |
524 | return; executed: return; Execution Count:691 | 691 |
525 | } | - |
526 | | - |
527 | if (dirtyWidgets.isEmpty()) { evaluated: dirtyWidgets.isEmpty() yes Evaluation Count:1072 | yes Evaluation Count:5335 |
| 1072-5335 |
528 | addDirtyWidget(widget, rgn); executed (the execution status of this line is deduced): addDirtyWidget(widget, rgn); | - |
529 | sendUpdateRequest(tlw, updateImmediately); executed (the execution status of this line is deduced): sendUpdateRequest(tlw, updateImmediately); | - |
530 | return; executed: return; Execution Count:1072 | 1072 |
531 | } | - |
532 | | - |
533 | if (widget->d_func()->inDirtyList) { evaluated: widget->d_func()->inDirtyList yes Evaluation Count:3550 | yes Evaluation Count:1785 |
| 1785-3550 |
534 | if (!qt_region_strictContains(widget->d_func()->dirty, widgetRect)) { evaluated: !qt_region_strictContains(widget->d_func()->dirty, widgetRect) yes Evaluation Count:2609 | yes Evaluation Count:941 |
| 941-2609 |
535 | #ifndef QT_NO_GRAPHICSEFFECT | - |
536 | if (widget->d_func()->graphicsEffect) partially evaluated: widget->d_func()->graphicsEffect no Evaluation Count:0 | yes Evaluation Count:2609 |
| 0-2609 |
537 | widget->d_func()->dirty += widget->d_func()->effectiveRectFor(rgn.boundingRect()); never executed: widget->d_func()->dirty += widget->d_func()->effectiveRectFor(rgn.boundingRect()); | 0 |
538 | else | - |
539 | #endif //QT_NO_GRAPHICSEFFECT | - |
540 | widget->d_func()->dirty += rgn; executed: widget->d_func()->dirty += rgn; Execution Count:2609 | 2609 |
541 | } | - |
542 | } else { executed: } Execution Count:3550 | 3550 |
543 | addDirtyWidget(widget, rgn); executed (the execution status of this line is deduced): addDirtyWidget(widget, rgn); | - |
544 | } executed: } Execution Count:1785 | 1785 |
545 | | - |
546 | if (updateImmediately) partially evaluated: updateImmediately no Evaluation Count:0 | yes Evaluation Count:5335 |
| 0-5335 |
547 | sendUpdateRequest(tlw, updateImmediately); never executed: sendUpdateRequest(tlw, updateImmediately); | 0 |
548 | } executed: } Execution Count:5335 | 5335 |
549 | | - |
550 | /*! | - |
551 | This function is equivalent to calling markDirty(QRegion(rect), ...), but | - |
552 | is more efficient as it eliminates QRegion operations/allocations and can | - |
553 | use the rect more precisely for additional cut-offs. | - |
554 | | - |
555 | ### Qt 4.6: Merge into a template function (after MSVC isn't supported anymore). | - |
556 | */ | - |
557 | void QWidgetBackingStore::markDirty(const QRect &rect, QWidget *widget, bool updateImmediately, | - |
558 | bool invalidateBuffer) | - |
559 | { | - |
560 | Q_ASSERT(tlw->d_func()->extra); executed (the execution status of this line is deduced): qt_noop(); | - |
561 | Q_ASSERT(tlw->d_func()->extra->topextra); executed (the execution status of this line is deduced): qt_noop(); | - |
562 | Q_ASSERT(!tlw->d_func()->extra->topextra->inTopLevelResize); executed (the execution status of this line is deduced): qt_noop(); | - |
563 | Q_ASSERT(widget->isVisible() && widget->updatesEnabled()); executed (the execution status of this line is deduced): qt_noop(); | - |
564 | Q_ASSERT(widget->window() == tlw); executed (the execution status of this line is deduced): qt_noop(); | - |
565 | Q_ASSERT(!rect.isEmpty()); executed (the execution status of this line is deduced): qt_noop(); | - |
566 | | - |
567 | #ifndef QT_NO_GRAPHICSEFFECT | - |
568 | widget->d_func()->invalidateGraphicsEffectsRecursively(); executed (the execution status of this line is deduced): widget->d_func()->invalidateGraphicsEffectsRecursively(); | - |
569 | #endif //QT_NO_GRAPHICSEFFECT | - |
570 | | - |
571 | if (widget->d_func()->paintOnScreen()) { evaluated: widget->d_func()->paintOnScreen() yes Evaluation Count:6 | yes Evaluation Count:99330 |
| 6-99330 |
572 | if (widget->d_func()->dirty.isEmpty()) { partially evaluated: widget->d_func()->dirty.isEmpty() yes Evaluation Count:6 | no Evaluation Count:0 |
| 0-6 |
573 | widget->d_func()->dirty = QRegion(rect); executed (the execution status of this line is deduced): widget->d_func()->dirty = QRegion(rect); | - |
574 | sendUpdateRequest(widget, updateImmediately); executed (the execution status of this line is deduced): sendUpdateRequest(widget, updateImmediately); | - |
575 | return; executed: return; Execution Count:6 | 6 |
576 | } else if (qt_region_strictContains(widget->d_func()->dirty, rect)) { never evaluated: qt_region_strictContains(widget->d_func()->dirty, rect) | 0 |
577 | if (updateImmediately) never evaluated: updateImmediately | 0 |
578 | sendUpdateRequest(widget, updateImmediately); never executed: sendUpdateRequest(widget, updateImmediately); | 0 |
579 | return; // Already dirty. | 0 |
580 | } | - |
581 | | - |
582 | const bool eventAlreadyPosted = !widget->d_func()->dirty.isEmpty(); never executed (the execution status of this line is deduced): const bool eventAlreadyPosted = !widget->d_func()->dirty.isEmpty(); | - |
583 | widget->d_func()->dirty += rect; never executed (the execution status of this line is deduced): widget->d_func()->dirty += rect; | - |
584 | if (!eventAlreadyPosted || updateImmediately) never evaluated: !eventAlreadyPosted never evaluated: updateImmediately | 0 |
585 | sendUpdateRequest(widget, updateImmediately); never executed: sendUpdateRequest(widget, updateImmediately); | 0 |
586 | return; | 0 |
587 | } | - |
588 | | - |
589 | if (fullUpdatePending) { partially evaluated: fullUpdatePending no Evaluation Count:0 | yes Evaluation Count:99330 |
| 0-99330 |
590 | if (updateImmediately) never evaluated: updateImmediately | 0 |
591 | sendUpdateRequest(tlw, updateImmediately); never executed: sendUpdateRequest(tlw, updateImmediately); | 0 |
592 | return; | 0 |
593 | } | - |
594 | | - |
595 | const QRect widgetRect = widget->d_func()->effectiveRectFor(rect); executed (the execution status of this line is deduced): const QRect widgetRect = widget->d_func()->effectiveRectFor(rect); | - |
596 | const QRect translatedRect(widgetRect.translated(widget->mapTo(tlw, QPoint()))); executed (the execution status of this line is deduced): const QRect translatedRect(widgetRect.translated(widget->mapTo(tlw, QPoint()))); | - |
597 | if (qt_region_strictContains(dirty, translatedRect)) { evaluated: qt_region_strictContains(dirty, translatedRect) yes Evaluation Count:61658 | yes Evaluation Count:37672 |
| 37672-61658 |
598 | if (updateImmediately) evaluated: updateImmediately yes Evaluation Count:43 | yes Evaluation Count:61615 |
| 43-61615 |
599 | sendUpdateRequest(tlw, updateImmediately); executed: sendUpdateRequest(tlw, updateImmediately); Execution Count:43 | 43 |
600 | return; // Already dirty executed: return; Execution Count:61658 | 61658 |
601 | } | - |
602 | | - |
603 | if (invalidateBuffer) { evaluated: invalidateBuffer yes Evaluation Count:6211 | yes Evaluation Count:31461 |
| 6211-31461 |
604 | const bool eventAlreadyPosted = !dirty.isEmpty(); executed (the execution status of this line is deduced): const bool eventAlreadyPosted = !dirty.isEmpty(); | - |
605 | dirty += translatedRect; executed (the execution status of this line is deduced): dirty += translatedRect; | - |
606 | if (!eventAlreadyPosted || updateImmediately) evaluated: !eventAlreadyPosted yes Evaluation Count:4383 | yes Evaluation Count:1828 |
partially evaluated: updateImmediately no Evaluation Count:0 | yes Evaluation Count:1828 |
| 0-4383 |
607 | sendUpdateRequest(tlw, updateImmediately); executed: sendUpdateRequest(tlw, updateImmediately); Execution Count:4383 | 4383 |
608 | return; executed: return; Execution Count:6211 | 6211 |
609 | } | - |
610 | | - |
611 | if (dirtyWidgets.isEmpty()) { evaluated: dirtyWidgets.isEmpty() yes Evaluation Count:5724 | yes Evaluation Count:25737 |
| 5724-25737 |
612 | addDirtyWidget(widget, rect); executed (the execution status of this line is deduced): addDirtyWidget(widget, rect); | - |
613 | sendUpdateRequest(tlw, updateImmediately); executed (the execution status of this line is deduced): sendUpdateRequest(tlw, updateImmediately); | - |
614 | return; executed: return; Execution Count:5724 | 5724 |
615 | } | - |
616 | | - |
617 | if (widget->d_func()->inDirtyList) { evaluated: widget->d_func()->inDirtyList yes Evaluation Count:21356 | yes Evaluation Count:4381 |
| 4381-21356 |
618 | if (!qt_region_strictContains(widget->d_func()->dirty, widgetRect)) evaluated: !qt_region_strictContains(widget->d_func()->dirty, widgetRect) yes Evaluation Count:8082 | yes Evaluation Count:13274 |
| 8082-13274 |
619 | widget->d_func()->dirty += widgetRect; executed: widget->d_func()->dirty += widgetRect; Execution Count:8082 | 8082 |
620 | } else { executed: } Execution Count:21356 | 21356 |
621 | addDirtyWidget(widget, rect); executed (the execution status of this line is deduced): addDirtyWidget(widget, rect); | - |
622 | } executed: } Execution Count:4381 | 4381 |
623 | | - |
624 | if (updateImmediately) evaluated: updateImmediately yes Evaluation Count:187 | yes Evaluation Count:25550 |
| 187-25550 |
625 | sendUpdateRequest(tlw, updateImmediately); executed: sendUpdateRequest(tlw, updateImmediately); Execution Count:187 | 187 |
626 | } executed: } Execution Count:25737 | 25737 |
627 | | - |
628 | /*! | - |
629 | Marks the \a region of the \a widget as dirty on screen. The \a region will be copied from | - |
630 | the backing store to the \a widget's native parent next time flush() is called. | - |
631 | | - |
632 | Paint on screen widgets are ignored. | - |
633 | */ | - |
634 | void QWidgetBackingStore::markDirtyOnScreen(const QRegion ®ion, QWidget *widget, const QPoint &topLevelOffset) | - |
635 | { | - |
636 | if (!widget || widget->d_func()->paintOnScreen() || region.isEmpty()) partially evaluated: !widget no Evaluation Count:0 | yes Evaluation Count:16253 |
partially evaluated: widget->d_func()->paintOnScreen() no Evaluation Count:0 | yes Evaluation Count:16253 |
evaluated: region.isEmpty() yes Evaluation Count:1577 | yes Evaluation Count:14676 |
| 0-16253 |
637 | return; executed: return; Execution Count:1577 | 1577 |
638 | | - |
639 | #if defined(Q_WS_MAC) | - |
640 | if (!widget->testAttribute(Qt::WA_WState_InPaintEvent)) | - |
641 | dirtyOnScreen += region.translated(topLevelOffset); | - |
642 | return; | - |
643 | #endif | - |
644 | | - |
645 | // Top-level. | - |
646 | if (widget == tlw) { evaluated: widget == tlw yes Evaluation Count:1513 | yes Evaluation Count:13163 |
| 1513-13163 |
647 | if (!widget->testAttribute(Qt::WA_WState_InPaintEvent)) partially evaluated: !widget->testAttribute(Qt::WA_WState_InPaintEvent) yes Evaluation Count:1513 | no Evaluation Count:0 |
| 0-1513 |
648 | dirtyOnScreen += region; executed: dirtyOnScreen += region; Execution Count:1513 | 1513 |
649 | return; executed: return; Execution Count:1513 | 1513 |
650 | } | - |
651 | | - |
652 | // Alien widgets. | - |
653 | if (!widget->internalWinId() && !widget->isWindow()) { evaluated: !widget->internalWinId() yes Evaluation Count:13130 | yes Evaluation Count:33 |
partially evaluated: !widget->isWindow() yes Evaluation Count:13130 | no Evaluation Count:0 |
| 0-13130 |
654 | QWidget *nativeParent = widget->nativeParentWidget(); // Alien widgets with the top-level as the native parent (common case). executed (the execution status of this line is deduced): QWidget *nativeParent = widget->nativeParentWidget(); | - |
655 | if (nativeParent == tlw) { evaluated: nativeParent == tlw yes Evaluation Count:13128 | yes Evaluation Count:2 |
| 2-13128 |
656 | if (!widget->testAttribute(Qt::WA_WState_InPaintEvent)) evaluated: !widget->testAttribute(Qt::WA_WState_InPaintEvent) yes Evaluation Count:13127 | yes Evaluation Count:1 |
| 1-13127 |
657 | dirtyOnScreen += region.translated(topLevelOffset); executed: dirtyOnScreen += region.translated(topLevelOffset); Execution Count:13127 | 13127 |
658 | return; executed: return; Execution Count:13128 | 13128 |
659 | } | - |
660 | | - |
661 | // Alien widgets with native parent != tlw. | - |
662 | QWidgetPrivate *nativeParentPrivate = nativeParent->d_func(); executed (the execution status of this line is deduced): QWidgetPrivate *nativeParentPrivate = nativeParent->d_func(); | - |
663 | if (!nativeParentPrivate->needsFlush) partially evaluated: !nativeParentPrivate->needsFlush no Evaluation Count:0 | yes Evaluation Count:2 |
| 0-2 |
664 | nativeParentPrivate->needsFlush = new QRegion; never executed: nativeParentPrivate->needsFlush = new QRegion; | 0 |
665 | const QPoint nativeParentOffset = widget->mapTo(nativeParent, QPoint()); executed (the execution status of this line is deduced): const QPoint nativeParentOffset = widget->mapTo(nativeParent, QPoint()); | - |
666 | *nativeParentPrivate->needsFlush += region.translated(nativeParentOffset); executed (the execution status of this line is deduced): *nativeParentPrivate->needsFlush += region.translated(nativeParentOffset); | - |
667 | appendDirtyOnScreenWidget(nativeParent); executed (the execution status of this line is deduced): appendDirtyOnScreenWidget(nativeParent); | - |
668 | return; executed: return; Execution Count:2 | 2 |
669 | } | - |
670 | | - |
671 | // Native child widgets. | - |
672 | QWidgetPrivate *widgetPrivate = widget->d_func(); executed (the execution status of this line is deduced): QWidgetPrivate *widgetPrivate = widget->d_func(); | - |
673 | if (!widgetPrivate->needsFlush) evaluated: !widgetPrivate->needsFlush yes Evaluation Count:10 | yes Evaluation Count:23 |
| 10-23 |
674 | widgetPrivate->needsFlush = new QRegion; executed: widgetPrivate->needsFlush = new QRegion; Execution Count:10 | 10 |
675 | *widgetPrivate->needsFlush += region; executed (the execution status of this line is deduced): *widgetPrivate->needsFlush += region; | - |
676 | appendDirtyOnScreenWidget(widget); executed (the execution status of this line is deduced): appendDirtyOnScreenWidget(widget); | - |
677 | } executed: } Execution Count:33 | 33 |
678 | | - |
679 | void QWidgetBackingStore::removeDirtyWidget(QWidget *w) | - |
680 | { | - |
681 | if (!w) partially evaluated: !w no Evaluation Count:0 | yes Evaluation Count:80499 |
| 0-80499 |
682 | return; | 0 |
683 | | - |
684 | dirtyWidgetsRemoveAll(w); executed (the execution status of this line is deduced): dirtyWidgetsRemoveAll(w); | - |
685 | dirtyOnScreenWidgetsRemoveAll(w); executed (the execution status of this line is deduced): dirtyOnScreenWidgetsRemoveAll(w); | - |
686 | resetWidget(w); executed (the execution status of this line is deduced): resetWidget(w); | - |
687 | | - |
688 | QWidgetPrivate *wd = w->d_func(); executed (the execution status of this line is deduced): QWidgetPrivate *wd = w->d_func(); | - |
689 | const int n = wd->children.count(); executed (the execution status of this line is deduced): const int n = wd->children.count(); | - |
690 | for (int i = 0; i < n; ++i) { evaluated: i < n yes Evaluation Count:95534 | yes Evaluation Count:80499 |
| 80499-95534 |
691 | if (QWidget *child = qobject_cast<QWidget*>(wd->children.at(i))) evaluated: QWidget *child = qobject_cast<QWidget*>(wd->children.at(i)) yes Evaluation Count:56637 | yes Evaluation Count:38897 |
| 38897-56637 |
692 | removeDirtyWidget(child); executed: removeDirtyWidget(child); Execution Count:56637 | 56637 |
693 | } executed: } Execution Count:95534 | 95534 |
694 | } executed: } Execution Count:80499 | 80499 |
695 | | - |
696 | void QWidgetBackingStore::updateLists(QWidget *cur) | - |
697 | { | - |
698 | if (!cur) partially evaluated: !cur no Evaluation Count:0 | yes Evaluation Count:19428 |
| 0-19428 |
699 | return; | 0 |
700 | | - |
701 | QList<QObject*> children = cur->children(); executed (the execution status of this line is deduced): QList<QObject*> children = cur->children(); | - |
702 | for (int i = 0; i < children.size(); ++i) { evaluated: i < children.size() yes Evaluation Count:27487 | yes Evaluation Count:19428 |
| 19428-27487 |
703 | QWidget *child = qobject_cast<QWidget*>(children.at(i)); executed (the execution status of this line is deduced): QWidget *child = qobject_cast<QWidget*>(children.at(i)); | - |
704 | if (!child) evaluated: !child yes Evaluation Count:10563 | yes Evaluation Count:16924 |
| 10563-16924 |
705 | continue; executed: continue; Execution Count:10563 | 10563 |
706 | | - |
707 | updateLists(child); executed (the execution status of this line is deduced): updateLists(child); | - |
708 | } executed: } Execution Count:16924 | 16924 |
709 | | - |
710 | if (cur->testAttribute(Qt::WA_StaticContents)) evaluated: cur->testAttribute(Qt::WA_StaticContents) yes Evaluation Count:6 | yes Evaluation Count:19422 |
| 6-19422 |
711 | addStaticWidget(cur); executed: addStaticWidget(cur); Execution Count:6 | 6 |
712 | } executed: } Execution Count:19428 | 19428 |
713 | | - |
714 | QWidgetBackingStore::QWidgetBackingStore(QWidget *topLevel) | - |
715 | : tlw(topLevel), dirtyOnScreenWidgets(0), fullUpdatePending(0) | - |
716 | { | - |
717 | store = tlw->backingStore(); executed (the execution status of this line is deduced): store = tlw->backingStore(); | - |
718 | Q_ASSERT(store); executed (the execution status of this line is deduced): qt_noop(); | - |
719 | | - |
720 | // Ensure all existing subsurfaces and static widgets are added to their respective lists. | - |
721 | updateLists(topLevel); executed (the execution status of this line is deduced): updateLists(topLevel); | - |
722 | } executed: } Execution Count:2504 | 2504 |
723 | | - |
724 | QWidgetBackingStore::~QWidgetBackingStore() | - |
725 | { | - |
726 | for (int c = 0; c < dirtyWidgets.size(); ++c) { evaluated: c < dirtyWidgets.size() yes Evaluation Count:7 | yes Evaluation Count:2503 |
| 7-2503 |
727 | resetWidget(dirtyWidgets.at(c)); executed (the execution status of this line is deduced): resetWidget(dirtyWidgets.at(c)); | - |
728 | } executed: } Execution Count:7 | 7 |
729 | | - |
730 | delete dirtyOnScreenWidgets; executed (the execution status of this line is deduced): delete dirtyOnScreenWidgets; | - |
731 | dirtyOnScreenWidgets = 0; executed (the execution status of this line is deduced): dirtyOnScreenWidgets = 0; | - |
732 | } executed: } Execution Count:2503 | 2503 |
733 | | - |
734 | //parent's coordinates; move whole rect; update parent and widget | - |
735 | //assume the screen blt has already been done, so we don't need to refresh that part | - |
736 | void QWidgetPrivate::moveRect(const QRect &rect, int dx, int dy) | - |
737 | { | - |
738 | Q_Q(QWidget); executed (the execution status of this line is deduced): QWidget * const q = q_func(); | - |
739 | if (!q->isVisible() || (dx == 0 && dy == 0)) partially evaluated: !q->isVisible() no Evaluation Count:0 | yes Evaluation Count:388 |
evaluated: dx == 0 yes Evaluation Count:215 | yes Evaluation Count:173 |
partially evaluated: dy == 0 no Evaluation Count:0 | yes Evaluation Count:215 |
| 0-388 |
740 | return; | 0 |
741 | | - |
742 | QWidget *tlw = q->window(); executed (the execution status of this line is deduced): QWidget *tlw = q->window(); | - |
743 | QTLWExtra* x = tlw->d_func()->topData(); executed (the execution status of this line is deduced): QTLWExtra* x = tlw->d_func()->topData(); | - |
744 | if (x->inTopLevelResize) partially evaluated: x->inTopLevelResize no Evaluation Count:0 | yes Evaluation Count:388 |
| 0-388 |
745 | return; | 0 |
746 | | - |
747 | static int accelEnv = -1; | - |
748 | if (accelEnv == -1) { evaluated: accelEnv == -1 yes Evaluation Count:27 | yes Evaluation Count:361 |
| 27-361 |
749 | accelEnv = qgetenv("QT_NO_FAST_MOVE").toInt() == 0; executed (the execution status of this line is deduced): accelEnv = qgetenv("QT_NO_FAST_MOVE").toInt() == 0; | - |
750 | } executed: } Execution Count:27 | 27 |
751 | | - |
752 | QWidget *pw = q->parentWidget(); executed (the execution status of this line is deduced): QWidget *pw = q->parentWidget(); | - |
753 | QPoint toplevelOffset = pw->mapTo(tlw, QPoint()); executed (the execution status of this line is deduced): QPoint toplevelOffset = pw->mapTo(tlw, QPoint()); | - |
754 | QWidgetPrivate *pd = pw->d_func(); executed (the execution status of this line is deduced): QWidgetPrivate *pd = pw->d_func(); | - |
755 | QRect clipR(pd->clipRect()); executed (the execution status of this line is deduced): QRect clipR(pd->clipRect()); | - |
756 | const QRect newRect(rect.translated(dx, dy)); executed (the execution status of this line is deduced): const QRect newRect(rect.translated(dx, dy)); | - |
757 | QRect destRect = rect.intersected(clipR); executed (the execution status of this line is deduced): QRect destRect = rect.intersected(clipR); | - |
758 | if (destRect.isValid()) evaluated: destRect.isValid() yes Evaluation Count:350 | yes Evaluation Count:38 |
| 38-350 |
759 | destRect = destRect.translated(dx, dy).intersected(clipR); executed: destRect = destRect.translated(dx, dy).intersected(clipR); Execution Count:350 | 350 |
760 | const QRect sourceRect(destRect.translated(-dx, -dy)); executed (the execution status of this line is deduced): const QRect sourceRect(destRect.translated(-dx, -dy)); | - |
761 | const QRect parentRect(rect & clipR); executed (the execution status of this line is deduced): const QRect parentRect(rect & clipR); | - |
762 | | - |
763 | bool accelerateMove = accelEnv && isOpaque partially evaluated: accelEnv yes Evaluation Count:388 | no Evaluation Count:0 |
evaluated: isOpaque yes Evaluation Count:75 | yes Evaluation Count:313 |
| 0-388 |
764 | #ifndef QT_NO_GRAPHICSVIEW executed (the execution status of this line is deduced):
| - |
765 | // No accelerate move for proxy widgets. executed (the execution status of this line is deduced):
| - |
766 | && !tlw->d_func()->extra->proxyWidget partially evaluated: !tlw->d_func()->extra->proxyWidget yes Evaluation Count:75 | no Evaluation Count:0 |
| 0-75 |
767 | #endif executed (the execution status of this line is deduced):
| - |
768 | && !isOverlapped(sourceRect) && !isOverlapped(destRect); evaluated: !isOverlapped(sourceRect) yes Evaluation Count:70 | yes Evaluation Count:5 |
partially evaluated: !isOverlapped(destRect) yes Evaluation Count:70 | no Evaluation Count:0 |
| 0-70 |
769 | | - |
770 | if (!accelerateMove) { evaluated: !accelerateMove yes Evaluation Count:318 | yes Evaluation Count:70 |
| 70-318 |
771 | QRegion parentR(effectiveRectFor(parentRect)); executed (the execution status of this line is deduced): QRegion parentR(effectiveRectFor(parentRect)); | - |
772 | if (!extra || !extra->hasMask) { evaluated: !extra yes Evaluation Count:84 | yes Evaluation Count:234 |
evaluated: !extra->hasMask yes Evaluation Count:214 | yes Evaluation Count:20 |
| 20-234 |
773 | parentR -= newRect; executed (the execution status of this line is deduced): parentR -= newRect; | - |
774 | } else { executed: } Execution Count:298 | 298 |
775 | // invalidateBuffer() excludes anything outside the mask | - |
776 | parentR += newRect & clipR; executed (the execution status of this line is deduced): parentR += newRect & clipR; | - |
777 | } executed: } Execution Count:20 | 20 |
778 | pd->invalidateBuffer(parentR); executed (the execution status of this line is deduced): pd->invalidateBuffer(parentR); | - |
779 | invalidateBuffer((newRect & clipR).translated(-data.crect.topLeft())); executed (the execution status of this line is deduced): invalidateBuffer((newRect & clipR).translated(-data.crect.topLeft())); | - |
780 | } else { executed: } Execution Count:318 | 318 |
781 | | - |
782 | QWidgetBackingStore *wbs = x->backingStoreTracker.data(); executed (the execution status of this line is deduced): QWidgetBackingStore *wbs = x->backingStoreTracker.data(); | - |
783 | QRegion childExpose(newRect & clipR); executed (the execution status of this line is deduced): QRegion childExpose(newRect & clipR); | - |
784 | | - |
785 | if (sourceRect.isValid() && wbs->bltRect(sourceRect, dx, dy, pw)) evaluated: sourceRect.isValid() yes Evaluation Count:65 | yes Evaluation Count:5 |
evaluated: wbs->bltRect(sourceRect, dx, dy, pw) yes Evaluation Count:15 | yes Evaluation Count:50 |
| 5-65 |
786 | childExpose -= destRect; executed: childExpose -= destRect; Execution Count:15 | 15 |
787 | | - |
788 | if (!pw->updatesEnabled()) evaluated: !pw->updatesEnabled() yes Evaluation Count:1 | yes Evaluation Count:69 |
| 1-69 |
789 | return; executed: return; Execution Count:1 | 1 |
790 | | - |
791 | const bool childUpdatesEnabled = q->updatesEnabled(); executed (the execution status of this line is deduced): const bool childUpdatesEnabled = q->updatesEnabled(); | - |
792 | if (childUpdatesEnabled && !childExpose.isEmpty()) { partially evaluated: childUpdatesEnabled yes Evaluation Count:69 | no Evaluation Count:0 |
evaluated: !childExpose.isEmpty() yes Evaluation Count:55 | yes Evaluation Count:14 |
| 0-69 |
793 | childExpose.translate(-data.crect.topLeft()); executed (the execution status of this line is deduced): childExpose.translate(-data.crect.topLeft()); | - |
794 | wbs->markDirty(childExpose, q); executed (the execution status of this line is deduced): wbs->markDirty(childExpose, q); | - |
795 | isMoved = true; executed (the execution status of this line is deduced): isMoved = true; | - |
796 | } executed: } Execution Count:55 | 55 |
797 | | - |
798 | QRegion parentExpose(parentRect); executed (the execution status of this line is deduced): QRegion parentExpose(parentRect); | - |
799 | parentExpose -= newRect; executed (the execution status of this line is deduced): parentExpose -= newRect; | - |
800 | if (extra && extra->hasMask) partially evaluated: extra yes Evaluation Count:69 | no Evaluation Count:0 |
partially evaluated: extra->hasMask no Evaluation Count:0 | yes Evaluation Count:69 |
| 0-69 |
801 | parentExpose += QRegion(newRect) - extra->mask.translated(data.crect.topLeft()); never executed: parentExpose += QRegion(newRect) - extra->mask.translated(data.crect.topLeft()); | 0 |
802 | | - |
803 | if (!parentExpose.isEmpty()) { evaluated: !parentExpose.isEmpty() yes Evaluation Count:56 | yes Evaluation Count:13 |
| 13-56 |
804 | wbs->markDirty(parentExpose, pw); executed (the execution status of this line is deduced): wbs->markDirty(parentExpose, pw); | - |
805 | pd->isMoved = true; executed (the execution status of this line is deduced): pd->isMoved = true; | - |
806 | } executed: } Execution Count:56 | 56 |
807 | | - |
808 | if (childUpdatesEnabled) { partially evaluated: childUpdatesEnabled yes Evaluation Count:69 | no Evaluation Count:0 |
| 0-69 |
809 | QRegion needsFlush(sourceRect); executed (the execution status of this line is deduced): QRegion needsFlush(sourceRect); | - |
810 | needsFlush += destRect; executed (the execution status of this line is deduced): needsFlush += destRect; | - |
811 | wbs->markDirtyOnScreen(needsFlush, pw, toplevelOffset); executed (the execution status of this line is deduced): wbs->markDirtyOnScreen(needsFlush, pw, toplevelOffset); | - |
812 | } executed: } Execution Count:69 | 69 |
813 | } executed: } Execution Count:69 | 69 |
814 | } | - |
815 | | - |
816 | //widget's coordinates; scroll within rect; only update widget | - |
817 | void QWidgetPrivate::scrollRect(const QRect &rect, int dx, int dy) | - |
818 | { | - |
819 | Q_Q(QWidget); executed (the execution status of this line is deduced): QWidget * const q = q_func(); | - |
820 | QWidget *tlw = q->window(); executed (the execution status of this line is deduced): QWidget *tlw = q->window(); | - |
821 | QTLWExtra* x = tlw->d_func()->topData(); executed (the execution status of this line is deduced): QTLWExtra* x = tlw->d_func()->topData(); | - |
822 | if (x->inTopLevelResize) partially evaluated: x->inTopLevelResize no Evaluation Count:0 | yes Evaluation Count:14649 |
| 0-14649 |
823 | return; | 0 |
824 | | - |
825 | QWidgetBackingStore *wbs = x->backingStoreTracker.data(); executed (the execution status of this line is deduced): QWidgetBackingStore *wbs = x->backingStoreTracker.data(); | - |
826 | if (!wbs) partially evaluated: !wbs no Evaluation Count:0 | yes Evaluation Count:14649 |
| 0-14649 |
827 | return; | 0 |
828 | | - |
829 | static int accelEnv = -1; | - |
830 | if (accelEnv == -1) { evaluated: accelEnv == -1 yes Evaluation Count:16 | yes Evaluation Count:14633 |
| 16-14633 |
831 | accelEnv = qgetenv("QT_NO_FAST_SCROLL").toInt() == 0; executed (the execution status of this line is deduced): accelEnv = qgetenv("QT_NO_FAST_SCROLL").toInt() == 0; | - |
832 | } executed: } Execution Count:16 | 16 |
833 | | - |
834 | QRect scrollRect = rect & clipRect(); executed (the execution status of this line is deduced): QRect scrollRect = rect & clipRect(); | - |
835 | bool overlapped = false; executed (the execution status of this line is deduced): bool overlapped = false; | - |
836 | bool accelerateScroll = accelEnv && isOpaque partially evaluated: accelEnv yes Evaluation Count:14649 | no Evaluation Count:0 |
partially evaluated: isOpaque yes Evaluation Count:14649 | no Evaluation Count:0 |
| 0-14649 |
837 | && !(overlapped = isOverlapped(scrollRect.translated(data.crect.topLeft()))); partially evaluated: !(overlapped = isOverlapped(scrollRect.translated(data.crect.topLeft()))) yes Evaluation Count:14649 | no Evaluation Count:0 |
| 0-14649 |
838 | | - |
839 | if (!accelerateScroll) { partially evaluated: !accelerateScroll no Evaluation Count:0 | yes Evaluation Count:14649 |
| 0-14649 |
840 | if (overlapped) { never evaluated: overlapped | 0 |
841 | QRegion region(scrollRect); never executed (the execution status of this line is deduced): QRegion region(scrollRect); | - |
842 | subtractOpaqueSiblings(region); never executed (the execution status of this line is deduced): subtractOpaqueSiblings(region); | - |
843 | invalidateBuffer(region); never executed (the execution status of this line is deduced): invalidateBuffer(region); | - |
844 | }else { | 0 |
845 | invalidateBuffer(scrollRect); never executed (the execution status of this line is deduced): invalidateBuffer(scrollRect); | - |
846 | } | 0 |
847 | } else { | - |
848 | const QPoint toplevelOffset = q->mapTo(tlw, QPoint()); executed (the execution status of this line is deduced): const QPoint toplevelOffset = q->mapTo(tlw, QPoint()); | - |
849 | const QRect destRect = scrollRect.translated(dx, dy) & scrollRect; executed (the execution status of this line is deduced): const QRect destRect = scrollRect.translated(dx, dy) & scrollRect; | - |
850 | const QRect sourceRect = destRect.translated(-dx, -dy); executed (the execution status of this line is deduced): const QRect sourceRect = destRect.translated(-dx, -dy); | - |
851 | | - |
852 | QRegion childExpose(scrollRect); executed (the execution status of this line is deduced): QRegion childExpose(scrollRect); | - |
853 | if (sourceRect.isValid()) { evaluated: sourceRect.isValid() yes Evaluation Count:13077 | yes Evaluation Count:1572 |
| 1572-13077 |
854 | if (wbs->bltRect(sourceRect, dx, dy, q)) evaluated: wbs->bltRect(sourceRect, dx, dy, q) yes Evaluation Count:1876 | yes Evaluation Count:11201 |
| 1876-11201 |
855 | childExpose -= destRect; executed: childExpose -= destRect; Execution Count:1876 | 1876 |
856 | } executed: } Execution Count:13077 | 13077 |
857 | | - |
858 | if (inDirtyList) { evaluated: inDirtyList yes Evaluation Count:8959 | yes Evaluation Count:5690 |
| 5690-8959 |
859 | if (rect == q->rect()) { partially evaluated: rect == q->rect() yes Evaluation Count:8959 | no Evaluation Count:0 |
| 0-8959 |
860 | dirty.translate(dx, dy); executed (the execution status of this line is deduced): dirty.translate(dx, dy); | - |
861 | } else { executed: } Execution Count:8959 | 8959 |
862 | QRegion dirtyScrollRegion = dirty.intersected(scrollRect); never executed (the execution status of this line is deduced): QRegion dirtyScrollRegion = dirty.intersected(scrollRect); | - |
863 | if (!dirtyScrollRegion.isEmpty()) { never evaluated: !dirtyScrollRegion.isEmpty() | 0 |
864 | dirty -= dirtyScrollRegion; never executed (the execution status of this line is deduced): dirty -= dirtyScrollRegion; | - |
865 | dirtyScrollRegion.translate(dx, dy); never executed (the execution status of this line is deduced): dirtyScrollRegion.translate(dx, dy); | - |
866 | dirty += dirtyScrollRegion; never executed (the execution status of this line is deduced): dirty += dirtyScrollRegion; | - |
867 | } | 0 |
868 | } | 0 |
869 | } | - |
870 | | - |
871 | if (!q->updatesEnabled()) partially evaluated: !q->updatesEnabled() no Evaluation Count:0 | yes Evaluation Count:14649 |
| 0-14649 |
872 | return; | 0 |
873 | | - |
874 | if (!childExpose.isEmpty()) { evaluated: !childExpose.isEmpty() yes Evaluation Count:14646 | yes Evaluation Count:3 |
| 3-14646 |
875 | wbs->markDirty(childExpose, q); executed (the execution status of this line is deduced): wbs->markDirty(childExpose, q); | - |
876 | isScrolled = true; executed (the execution status of this line is deduced): isScrolled = true; | - |
877 | } executed: } Execution Count:14646 | 14646 |
878 | | - |
879 | // Instead of using native scroll-on-screen, we copy from | - |
880 | // backingstore, giving only one screen update for each | - |
881 | // scroll, and a solid appearance | - |
882 | wbs->markDirtyOnScreen(destRect, q, toplevelOffset); executed (the execution status of this line is deduced): wbs->markDirtyOnScreen(destRect, q, toplevelOffset); | - |
883 | } executed: } Execution Count:14649 | 14649 |
884 | } | - |
885 | | - |
886 | static inline bool discardSyncRequest(QWidget *tlw, QTLWExtra *tlwExtra) | - |
887 | { | - |
888 | if (!tlw || !tlwExtra || !tlw->testAttribute(Qt::WA_Mapped) || !tlw->isVisible()) partially evaluated: !tlw no Evaluation Count:0 | yes Evaluation Count:13107 |
evaluated: !tlwExtra yes Evaluation Count:2 | yes Evaluation Count:13105 |
evaluated: !tlw->testAttribute(Qt::WA_Mapped) yes Evaluation Count:3251 | yes Evaluation Count:9854 |
evaluated: !tlw->isVisible() yes Evaluation Count:31 | yes Evaluation Count:9823 |
| 0-13107 |
889 | return true; executed: return true; Execution Count:3284 | 3284 |
890 | | - |
891 | return false; executed: return false; Execution Count:9823 | 9823 |
892 | } | - |
893 | | - |
894 | /*! | - |
895 | Synchronizes the \a exposedRegion of the \a exposedWidget with the backing store. | - |
896 | | - |
897 | If there's nothing to repaint, the area is flushed and painting does not occur; | - |
898 | otherwise the area is marked as dirty on screen and will be flushed right after | - |
899 | we are done with all painting. | - |
900 | */ | - |
901 | void QWidgetBackingStore::sync(QWidget *exposedWidget, const QRegion &exposedRegion) | - |
902 | { | - |
903 | QTLWExtra *tlwExtra = tlw->d_func()->maybeTopData(); executed (the execution status of this line is deduced): QTLWExtra *tlwExtra = tlw->d_func()->maybeTopData(); | - |
904 | if (discardSyncRequest(tlw, tlwExtra) || tlwExtra->inTopLevelResize) evaluated: discardSyncRequest(tlw, tlwExtra) yes Evaluation Count:31 | yes Evaluation Count:3327 |
partially evaluated: tlwExtra->inTopLevelResize no Evaluation Count:0 | yes Evaluation Count:3327 |
| 0-3327 |
905 | return; executed: return; Execution Count:31 | 31 |
906 | | - |
907 | if (!exposedWidget || !exposedWidget->internalWinId() || !exposedWidget->isVisible() partially evaluated: !exposedWidget no Evaluation Count:0 | yes Evaluation Count:3327 |
partially evaluated: !exposedWidget->internalWinId() no Evaluation Count:0 | yes Evaluation Count:3327 |
partially evaluated: !exposedWidget->isVisible() no Evaluation Count:0 | yes Evaluation Count:3327 |
| 0-3327 |
908 | || !exposedWidget->updatesEnabled() || exposedRegion.isEmpty()) { evaluated: !exposedWidget->updatesEnabled() yes Evaluation Count:2 | yes Evaluation Count:3325 |
partially evaluated: exposedRegion.isEmpty() no Evaluation Count:0 | yes Evaluation Count:3325 |
| 0-3325 |
909 | return; executed: return; Execution Count:2 | 2 |
910 | } | - |
911 | | - |
912 | // Nothing to repaint. | - |
913 | if (!isDirty()) { evaluated: !isDirty() yes Evaluation Count:1815 | yes Evaluation Count:1510 |
| 1510-1815 |
914 | qt_flush(exposedWidget, exposedRegion, store, tlw, tlwOffset); executed (the execution status of this line is deduced): qt_flush(exposedWidget, exposedRegion, store, tlw, tlwOffset); | - |
915 | return; executed: return; Execution Count:1815 | 1815 |
916 | } | - |
917 | | - |
918 | if (exposedWidget != tlw) evaluated: exposedWidget != tlw yes Evaluation Count:10 | yes Evaluation Count:1500 |
| 10-1500 |
919 | markDirtyOnScreen(exposedRegion, exposedWidget, exposedWidget->mapTo(tlw, QPoint())); executed: markDirtyOnScreen(exposedRegion, exposedWidget, exposedWidget->mapTo(tlw, QPoint())); Execution Count:10 | 10 |
920 | else | - |
921 | markDirtyOnScreen(exposedRegion, exposedWidget, QPoint()); executed: markDirtyOnScreen(exposedRegion, exposedWidget, QPoint()); Execution Count:1500 | 1500 |
922 | sync(); executed (the execution status of this line is deduced): sync(); | - |
923 | } executed: } Execution Count:1510 | 1510 |
924 | | - |
925 | /*! | - |
926 | Synchronizes the backing store, i.e. dirty areas are repainted and flushed. | - |
927 | */ | - |
928 | void QWidgetBackingStore::sync() | - |
929 | { | - |
930 | QTLWExtra *tlwExtra = tlw->d_func()->maybeTopData(); executed (the execution status of this line is deduced): QTLWExtra *tlwExtra = tlw->d_func()->maybeTopData(); | - |
931 | if (discardSyncRequest(tlw, tlwExtra)) { evaluated: discardSyncRequest(tlw, tlwExtra) yes Evaluation Count:3248 | yes Evaluation Count:6488 |
| 3248-6488 |
932 | // If the top-level is minimized, it's not visible on the screen so we can delay the | - |
933 | // update until it's shown again. In order to do that we must keep the dirty states. | - |
934 | // These will be cleared when we receive the first expose after showNormal(). | - |
935 | // However, if the widget is not visible (isVisible() returns false), everything will | - |
936 | // be invalidated once the widget is shown again, so clear all dirty states. | - |
937 | if (!tlw->isVisible()) { evaluated: !tlw->isVisible() yes Evaluation Count:86 | yes Evaluation Count:3162 |
| 86-3162 |
938 | dirty = QRegion(); executed (the execution status of this line is deduced): dirty = QRegion(); | - |
939 | for (int i = 0; i < dirtyWidgets.size(); ++i) partially evaluated: i < dirtyWidgets.size() no Evaluation Count:0 | yes Evaluation Count:86 |
| 0-86 |
940 | resetWidget(dirtyWidgets.at(i)); never executed: resetWidget(dirtyWidgets.at(i)); | 0 |
941 | dirtyWidgets.clear(); executed (the execution status of this line is deduced): dirtyWidgets.clear(); | - |
942 | fullUpdatePending = false; executed (the execution status of this line is deduced): fullUpdatePending = false; | - |
943 | } executed: } Execution Count:86 | 86 |
944 | return; executed: return; Execution Count:3248 | 3248 |
945 | } | - |
946 | | - |
947 | const bool updatesDisabled = !tlw->updatesEnabled(); executed (the execution status of this line is deduced): const bool updatesDisabled = !tlw->updatesEnabled(); | - |
948 | bool repaintAllWidgets = false; executed (the execution status of this line is deduced): bool repaintAllWidgets = false; | - |
949 | | - |
950 | const bool inTopLevelResize = tlwExtra->inTopLevelResize; executed (the execution status of this line is deduced): const bool inTopLevelResize = tlwExtra->inTopLevelResize; | - |
951 | const QRect tlwRect(topLevelRect()); executed (the execution status of this line is deduced): const QRect tlwRect(topLevelRect()); | - |
952 | const QRect surfaceGeometry(tlwRect.topLeft(), store->size()); executed (the execution status of this line is deduced): const QRect surfaceGeometry(tlwRect.topLeft(), store->size()); | - |
953 | if ((fullUpdatePending || inTopLevelResize || surfaceGeometry.size() != tlwRect.size()) && !updatesDisabled) { partially evaluated: fullUpdatePending no Evaluation Count:0 | yes Evaluation Count:6488 |
partially evaluated: inTopLevelResize no Evaluation Count:0 | yes Evaluation Count:6488 |
evaluated: surfaceGeometry.size() != tlwRect.size() yes Evaluation Count:54 | yes Evaluation Count:6434 |
partially evaluated: !updatesDisabled yes Evaluation Count:54 | no Evaluation Count:0 |
| 0-6488 |
954 | if (hasStaticContents()) { partially evaluated: hasStaticContents() no Evaluation Count:0 | yes Evaluation Count:54 |
| 0-54 |
955 | // Repaint existing dirty area and newly visible area. | - |
956 | const QRect clipRect(0, 0, surfaceGeometry.width(), surfaceGeometry.height()); never executed (the execution status of this line is deduced): const QRect clipRect(0, 0, surfaceGeometry.width(), surfaceGeometry.height()); | - |
957 | const QRegion staticRegion(staticContents(0, clipRect)); never executed (the execution status of this line is deduced): const QRegion staticRegion(staticContents(0, clipRect)); | - |
958 | QRegion newVisible(0, 0, tlwRect.width(), tlwRect.height()); never executed (the execution status of this line is deduced): QRegion newVisible(0, 0, tlwRect.width(), tlwRect.height()); | - |
959 | newVisible -= staticRegion; never executed (the execution status of this line is deduced): newVisible -= staticRegion; | - |
960 | dirty += newVisible; never executed (the execution status of this line is deduced): dirty += newVisible; | - |
961 | store->setStaticContents(staticRegion); never executed (the execution status of this line is deduced): store->setStaticContents(staticRegion); | - |
962 | } else { | 0 |
963 | // Repaint everything. | - |
964 | dirty = QRegion(0, 0, tlwRect.width(), tlwRect.height()); executed (the execution status of this line is deduced): dirty = QRegion(0, 0, tlwRect.width(), tlwRect.height()); | - |
965 | for (int i = 0; i < dirtyWidgets.size(); ++i) evaluated: i < dirtyWidgets.size() yes Evaluation Count:15 | yes Evaluation Count:54 |
| 15-54 |
966 | resetWidget(dirtyWidgets.at(i)); executed: resetWidget(dirtyWidgets.at(i)); Execution Count:15 | 15 |
967 | dirtyWidgets.clear(); executed (the execution status of this line is deduced): dirtyWidgets.clear(); | - |
968 | repaintAllWidgets = true; executed (the execution status of this line is deduced): repaintAllWidgets = true; | - |
969 | } executed: } Execution Count:54 | 54 |
970 | } | - |
971 | | - |
972 | if (inTopLevelResize || surfaceGeometry.size() != tlwRect.size()) partially evaluated: inTopLevelResize no Evaluation Count:0 | yes Evaluation Count:6488 |
evaluated: surfaceGeometry.size() != tlwRect.size() yes Evaluation Count:54 | yes Evaluation Count:6434 |
| 0-6488 |
973 | store->resize(tlwRect.size()); executed: store->resize(tlwRect.size()); Execution Count:54 | 54 |
974 | | - |
975 | if (updatesDisabled) partially evaluated: updatesDisabled no Evaluation Count:0 | yes Evaluation Count:6488 |
| 0-6488 |
976 | return; | 0 |
977 | | - |
978 | // Contains everything that needs repaint. | - |
979 | QRegion toClean(dirty); executed (the execution status of this line is deduced): QRegion toClean(dirty); | - |
980 | | - |
981 | // Loop through all update() widgets and remove them from the list before they are | - |
982 | // painted (in case someone calls update() in paintEvent). If the widget is opaque | - |
983 | // and does not have transparent overlapping siblings, append it to the | - |
984 | // opaqueNonOverlappedWidgets list and paint it directly without composition. | - |
985 | QVarLengthArray<QWidget *, 32> opaqueNonOverlappedWidgets; executed (the execution status of this line is deduced): QVarLengthArray<QWidget *, 32> opaqueNonOverlappedWidgets; | - |
986 | for (int i = 0; i < dirtyWidgets.size(); ++i) { evaluated: i < dirtyWidgets.size() yes Evaluation Count:9594 | yes Evaluation Count:6488 |
| 6488-9594 |
987 | QWidget *w = dirtyWidgets.at(i); executed (the execution status of this line is deduced): QWidget *w = dirtyWidgets.at(i); | - |
988 | QWidgetPrivate *wd = w->d_func(); executed (the execution status of this line is deduced): QWidgetPrivate *wd = w->d_func(); | - |
989 | if (wd->data.in_destructor) partially evaluated: wd->data.in_destructor no Evaluation Count:0 | yes Evaluation Count:9594 |
| 0-9594 |
990 | continue; never executed: continue; | 0 |
991 | | - |
992 | // Clip with mask() and clipRect(). | - |
993 | wd->dirty &= wd->clipRect(); executed (the execution status of this line is deduced): wd->dirty &= wd->clipRect(); | - |
994 | wd->clipToEffectiveMask(wd->dirty); executed (the execution status of this line is deduced): wd->clipToEffectiveMask(wd->dirty); | - |
995 | | - |
996 | // Subtract opaque siblings and children. | - |
997 | bool hasDirtySiblingsAbove = false; executed (the execution status of this line is deduced): bool hasDirtySiblingsAbove = false; | - |
998 | // We know for sure that the widget isn't overlapped if 'isMoved' is true. | - |
999 | if (!wd->isMoved) evaluated: !wd->isMoved yes Evaluation Count:9570 | yes Evaluation Count:24 |
| 24-9570 |
1000 | wd->subtractOpaqueSiblings(wd->dirty, &hasDirtySiblingsAbove); executed: wd->subtractOpaqueSiblings(wd->dirty, &hasDirtySiblingsAbove); Execution Count:9570 | 9570 |
1001 | // Scrolled and moved widgets must draw all children. | - |
1002 | if (!wd->isScrolled && !wd->isMoved) evaluated: !wd->isScrolled yes Evaluation Count:8226 | yes Evaluation Count:1368 |
evaluated: !wd->isMoved yes Evaluation Count:8202 | yes Evaluation Count:24 |
| 24-8226 |
1003 | wd->subtractOpaqueChildren(wd->dirty, w->rect()); executed: wd->subtractOpaqueChildren(wd->dirty, w->rect()); Execution Count:8202 | 8202 |
1004 | | - |
1005 | if (wd->dirty.isEmpty()) { evaluated: wd->dirty.isEmpty() yes Evaluation Count:579 | yes Evaluation Count:9015 |
| 579-9015 |
1006 | resetWidget(w); executed (the execution status of this line is deduced): resetWidget(w); | - |
1007 | continue; executed: continue; Execution Count:579 | 579 |
1008 | } | - |
1009 | | - |
1010 | const QRegion widgetDirty(w != tlw ? wd->dirty.translated(w->mapTo(tlw, QPoint())) executed (the execution status of this line is deduced): const QRegion widgetDirty(w != tlw ? wd->dirty.translated(w->mapTo(tlw, QPoint())) | - |
1011 | : wd->dirty); executed (the execution status of this line is deduced): : wd->dirty); | - |
1012 | toClean += widgetDirty; executed (the execution status of this line is deduced): toClean += widgetDirty; | - |
1013 | | - |
1014 | #ifndef QT_NO_GRAPHICSVIEW | - |
1015 | if (tlw->d_func()->extra->proxyWidget) { evaluated: tlw->d_func()->extra->proxyWidget yes Evaluation Count:1 | yes Evaluation Count:9014 |
| 1-9014 |
1016 | resetWidget(w); executed (the execution status of this line is deduced): resetWidget(w); | - |
1017 | continue; executed: continue; Execution Count:1 | 1 |
1018 | } | - |
1019 | #endif | - |
1020 | | - |
1021 | if (!hasDirtySiblingsAbove && wd->isOpaque && !dirty.intersects(widgetDirty.boundingRect())) { evaluated: !hasDirtySiblingsAbove yes Evaluation Count:8994 | yes Evaluation Count:20 |
evaluated: wd->isOpaque yes Evaluation Count:7481 | yes Evaluation Count:1513 |
evaluated: !dirty.intersects(widgetDirty.boundingRect()) yes Evaluation Count:6368 | yes Evaluation Count:1113 |
| 20-8994 |
1022 | opaqueNonOverlappedWidgets.append(w); executed (the execution status of this line is deduced): opaqueNonOverlappedWidgets.append(w); | - |
1023 | } else { executed: } Execution Count:6368 | 6368 |
1024 | resetWidget(w); executed (the execution status of this line is deduced): resetWidget(w); | - |
1025 | dirty += widgetDirty; executed (the execution status of this line is deduced): dirty += widgetDirty; | - |
1026 | } executed: } Execution Count:2646 | 2646 |
1027 | } | - |
1028 | dirtyWidgets.clear(); executed (the execution status of this line is deduced): dirtyWidgets.clear(); | - |
1029 | | - |
1030 | fullUpdatePending = false; executed (the execution status of this line is deduced): fullUpdatePending = false; | - |
1031 | | - |
1032 | if (toClean.isEmpty()) { evaluated: toClean.isEmpty() yes Evaluation Count:299 | yes Evaluation Count:6189 |
| 299-6189 |
1033 | // Nothing to repaint. However, we might have newly exposed areas on the | - |
1034 | // screen if this function was called from sync(QWidget *, QRegion)), so | - |
1035 | // we have to make sure those are flushed. | - |
1036 | flush(); executed (the execution status of this line is deduced): flush(); | - |
1037 | return; executed: return; Execution Count:299 | 299 |
1038 | } | - |
1039 | | - |
1040 | #ifndef QT_NO_GRAPHICSVIEW | - |
1041 | if (tlw->d_func()->extra->proxyWidget) { evaluated: tlw->d_func()->extra->proxyWidget yes Evaluation Count:6 | yes Evaluation Count:6183 |
| 6-6183 |
1042 | updateStaticContentsSize(); executed (the execution status of this line is deduced): updateStaticContentsSize(); | - |
1043 | dirty = QRegion(); executed (the execution status of this line is deduced): dirty = QRegion(); | - |
1044 | const QVector<QRect> rects(toClean.rects()); executed (the execution status of this line is deduced): const QVector<QRect> rects(toClean.rects()); | - |
1045 | for (int i = 0; i < rects.size(); ++i) evaluated: i < rects.size() yes Evaluation Count:6 | yes Evaluation Count:6 |
| 6 |
1046 | tlw->d_func()->extra->proxyWidget->update(rects.at(i)); executed: tlw->d_func()->extra->proxyWidget->update(rects.at(i)); Execution Count:6 | 6 |
1047 | return; executed: return; Execution Count:6 | 6 |
1048 | } | - |
1049 | #endif | - |
1050 | | - |
1051 | BeginPaintInfo beginPaintInfo; executed (the execution status of this line is deduced): BeginPaintInfo beginPaintInfo; | - |
1052 | beginPaint(toClean, tlw, store, &beginPaintInfo); executed (the execution status of this line is deduced): beginPaint(toClean, tlw, store, &beginPaintInfo); | - |
1053 | if (beginPaintInfo.nothingToPaint) { partially evaluated: beginPaintInfo.nothingToPaint no Evaluation Count:0 | yes Evaluation Count:6183 |
| 0-6183 |
1054 | for (int i = 0; i < opaqueNonOverlappedWidgets.size(); ++i) never evaluated: i < opaqueNonOverlappedWidgets.size() | 0 |
1055 | resetWidget(opaqueNonOverlappedWidgets[i]); never executed: resetWidget(opaqueNonOverlappedWidgets[i]); | 0 |
1056 | dirty = QRegion(); never executed (the execution status of this line is deduced): dirty = QRegion(); | - |
1057 | return; | 0 |
1058 | } | - |
1059 | | - |
1060 | // Must do this before sending any paint events because | - |
1061 | // the size may change in the paint event. | - |
1062 | updateStaticContentsSize(); executed (the execution status of this line is deduced): updateStaticContentsSize(); | - |
1063 | const QRegion dirtyCopy(dirty); executed (the execution status of this line is deduced): const QRegion dirtyCopy(dirty); | - |
1064 | dirty = QRegion(); executed (the execution status of this line is deduced): dirty = QRegion(); | - |
1065 | | - |
1066 | // Paint opaque non overlapped widgets. | - |
1067 | for (int i = 0; i < opaqueNonOverlappedWidgets.size(); ++i) { evaluated: i < opaqueNonOverlappedWidgets.size() yes Evaluation Count:6368 | yes Evaluation Count:6183 |
| 6183-6368 |
1068 | QWidget *w = opaqueNonOverlappedWidgets[i]; executed (the execution status of this line is deduced): QWidget *w = opaqueNonOverlappedWidgets[i]; | - |
1069 | QWidgetPrivate *wd = w->d_func(); executed (the execution status of this line is deduced): QWidgetPrivate *wd = w->d_func(); | - |
1070 | | - |
1071 | int flags = QWidgetPrivate::DrawRecursive; executed (the execution status of this line is deduced): int flags = QWidgetPrivate::DrawRecursive; | - |
1072 | // Scrolled and moved widgets must draw all children. | - |
1073 | if (!wd->isScrolled && !wd->isMoved) evaluated: !wd->isScrolled yes Evaluation Count:5044 | yes Evaluation Count:1324 |
evaluated: !wd->isMoved yes Evaluation Count:5030 | yes Evaluation Count:14 |
| 14-5044 |
1074 | flags |= QWidgetPrivate::DontDrawOpaqueChildren; executed: flags |= QWidgetPrivate::DontDrawOpaqueChildren; Execution Count:5030 | 5030 |
1075 | if (w == tlw) evaluated: w == tlw yes Evaluation Count:987 | yes Evaluation Count:5381 |
| 987-5381 |
1076 | flags |= QWidgetPrivate::DrawAsRoot; executed: flags |= QWidgetPrivate::DrawAsRoot; Execution Count:987 | 987 |
1077 | | - |
1078 | QRegion toBePainted(wd->dirty); executed (the execution status of this line is deduced): QRegion toBePainted(wd->dirty); | - |
1079 | resetWidget(w); executed (the execution status of this line is deduced): resetWidget(w); | - |
1080 | | - |
1081 | QPoint offset(tlwOffset); executed (the execution status of this line is deduced): QPoint offset(tlwOffset); | - |
1082 | if (w != tlw) evaluated: w != tlw yes Evaluation Count:5381 | yes Evaluation Count:987 |
| 987-5381 |
1083 | offset += w->mapTo(tlw, QPoint()); executed: offset += w->mapTo(tlw, QPoint()); Execution Count:5381 | 5381 |
1084 | wd->drawWidget(store->paintDevice(), toBePainted, offset, flags, 0, this); executed (the execution status of this line is deduced): wd->drawWidget(store->paintDevice(), toBePainted, offset, flags, 0, this); | - |
1085 | } executed: } Execution Count:6368 | 6368 |
1086 | | - |
1087 | // Paint the rest with composition. | - |
1088 | if (repaintAllWidgets || !dirtyCopy.isEmpty()) { evaluated: repaintAllWidgets yes Evaluation Count:49 | yes Evaluation Count:6134 |
evaluated: !dirtyCopy.isEmpty() yes Evaluation Count:2976 | yes Evaluation Count:3158 |
| 49-6134 |
1089 | const int flags = QWidgetPrivate::DrawAsRoot | QWidgetPrivate::DrawRecursive; executed (the execution status of this line is deduced): const int flags = QWidgetPrivate::DrawAsRoot | QWidgetPrivate::DrawRecursive; | - |
1090 | tlw->d_func()->drawWidget(store->paintDevice(), dirtyCopy, tlwOffset, flags, 0, this); executed (the execution status of this line is deduced): tlw->d_func()->drawWidget(store->paintDevice(), dirtyCopy, tlwOffset, flags, 0, this); | - |
1091 | } executed: } Execution Count:3025 | 3025 |
1092 | | - |
1093 | endPaint(toClean, store, &beginPaintInfo); executed (the execution status of this line is deduced): endPaint(toClean, store, &beginPaintInfo); | - |
1094 | } executed: } Execution Count:6183 | 6183 |
1095 | | - |
1096 | /*! | - |
1097 | Flushes the contents of the backing store into the top-level widget. | - |
1098 | If the \a widget is non-zero, the content is flushed to the \a widget. | - |
1099 | If the \a surface is non-zero, the content of the \a surface is flushed. | - |
1100 | */ | - |
1101 | void QWidgetBackingStore::flush(QWidget *widget) | - |
1102 | { | - |
1103 | if (!dirtyOnScreen.isEmpty()) { evaluated: !dirtyOnScreen.isEmpty() yes Evaluation Count:6183 | yes Evaluation Count:299 |
| 299-6183 |
1104 | QWidget *target = widget ? widget : tlw; partially evaluated: widget no Evaluation Count:0 | yes Evaluation Count:6183 |
| 0-6183 |
1105 | qt_flush(target, dirtyOnScreen, store, tlw, tlwOffset); executed (the execution status of this line is deduced): qt_flush(target, dirtyOnScreen, store, tlw, tlwOffset); | - |
1106 | dirtyOnScreen = QRegion(); executed (the execution status of this line is deduced): dirtyOnScreen = QRegion(); | - |
1107 | } executed: } Execution Count:6183 | 6183 |
1108 | | - |
1109 | if (!dirtyOnScreenWidgets || dirtyOnScreenWidgets->isEmpty()) evaluated: !dirtyOnScreenWidgets yes Evaluation Count:6452 | yes Evaluation Count:30 |
evaluated: dirtyOnScreenWidgets->isEmpty() yes Evaluation Count:14 | yes Evaluation Count:16 |
| 14-6452 |
1110 | return; executed: return; Execution Count:6466 | 6466 |
1111 | | - |
1112 | for (int i = 0; i < dirtyOnScreenWidgets->size(); ++i) { evaluated: i < dirtyOnScreenWidgets->size() yes Evaluation Count:23 | yes Evaluation Count:16 |
| 16-23 |
1113 | QWidget *w = dirtyOnScreenWidgets->at(i); executed (the execution status of this line is deduced): QWidget *w = dirtyOnScreenWidgets->at(i); | - |
1114 | QWidgetPrivate *wd = w->d_func(); executed (the execution status of this line is deduced): QWidgetPrivate *wd = w->d_func(); | - |
1115 | Q_ASSERT(wd->needsFlush); executed (the execution status of this line is deduced): qt_noop(); | - |
1116 | qt_flush(w, *wd->needsFlush, store, tlw, tlwOffset); executed (the execution status of this line is deduced): qt_flush(w, *wd->needsFlush, store, tlw, tlwOffset); | - |
1117 | *wd->needsFlush = QRegion(); executed (the execution status of this line is deduced): *wd->needsFlush = QRegion(); | - |
1118 | } executed: } Execution Count:23 | 23 |
1119 | dirtyOnScreenWidgets->clear(); executed (the execution status of this line is deduced): dirtyOnScreenWidgets->clear(); | - |
1120 | } executed: } Execution Count:16 | 16 |
1121 | | - |
1122 | static inline bool discardInvalidateBufferRequest(QWidget *widget, QTLWExtra *tlwExtra) | - |
1123 | { | - |
1124 | Q_ASSERT(widget); executed (the execution status of this line is deduced): qt_noop(); | - |
1125 | if (QApplication::closingDown()) partially evaluated: QApplication::closingDown() no Evaluation Count:0 | yes Evaluation Count:53479 |
| 0-53479 |
1126 | return true; never executed: return true; | 0 |
1127 | | - |
1128 | if (!tlwExtra || tlwExtra->inTopLevelResize || !tlwExtra->backingStore) evaluated: !tlwExtra yes Evaluation Count:10326 | yes Evaluation Count:43153 |
partially evaluated: tlwExtra->inTopLevelResize no Evaluation Count:0 | yes Evaluation Count:43153 |
evaluated: !tlwExtra->backingStore yes Evaluation Count:9684 | yes Evaluation Count:33469 |
| 0-43153 |
1129 | return true; executed: return true; Execution Count:20010 | 20010 |
1130 | | - |
1131 | if (!widget->isVisible() || !widget->updatesEnabled()) evaluated: !widget->isVisible() yes Evaluation Count:17273 | yes Evaluation Count:16196 |
evaluated: !widget->updatesEnabled() yes Evaluation Count:501 | yes Evaluation Count:15695 |
| 501-17273 |
1132 | return true; executed: return true; Execution Count:17774 | 17774 |
1133 | | - |
1134 | return false; executed: return false; Execution Count:15695 | 15695 |
1135 | } | - |
1136 | | - |
1137 | /*! | - |
1138 | Invalidates the buffer when the widget is resized. | - |
1139 | Static areas are never invalidated unless absolutely needed. | - |
1140 | */ | - |
1141 | void QWidgetPrivate::invalidateBuffer_resizeHelper(const QPoint &oldPos, const QSize &oldSize) | - |
1142 | { | - |
1143 | Q_Q(QWidget); executed (the execution status of this line is deduced): QWidget * const q = q_func(); | - |
1144 | Q_ASSERT(!q->isWindow()); executed (the execution status of this line is deduced): qt_noop(); | - |
1145 | Q_ASSERT(q->parentWidget()); executed (the execution status of this line is deduced): qt_noop(); | - |
1146 | | - |
1147 | const bool staticContents = q->testAttribute(Qt::WA_StaticContents); executed (the execution status of this line is deduced): const bool staticContents = q->testAttribute(Qt::WA_StaticContents); | - |
1148 | const bool sizeDecreased = (data.crect.width() < oldSize.width()) evaluated: (data.crect.width() < oldSize.width()) yes Evaluation Count:1065 | yes Evaluation Count:2844 |
| 1065-2844 |
1149 | || (data.crect.height() < oldSize.height()); evaluated: (data.crect.height() < oldSize.height()) yes Evaluation Count:1091 | yes Evaluation Count:1753 |
| 1091-1753 |
1150 | | - |
1151 | const QPoint offset(data.crect.x() - oldPos.x(), data.crect.y() - oldPos.y()); executed (the execution status of this line is deduced): const QPoint offset(data.crect.x() - oldPos.x(), data.crect.y() - oldPos.y()); | - |
1152 | const bool parentAreaExposed = !offset.isNull() || sizeDecreased; evaluated: !offset.isNull() yes Evaluation Count:565 | yes Evaluation Count:3344 |
evaluated: sizeDecreased yes Evaluation Count:1793 | yes Evaluation Count:1551 |
| 565-3344 |
1153 | const QRect newWidgetRect(q->rect()); executed (the execution status of this line is deduced): const QRect newWidgetRect(q->rect()); | - |
1154 | const QRect oldWidgetRect(0, 0, oldSize.width(), oldSize.height()); executed (the execution status of this line is deduced): const QRect oldWidgetRect(0, 0, oldSize.width(), oldSize.height()); | - |
1155 | | - |
1156 | if (!staticContents || graphicsEffect) { evaluated: !staticContents yes Evaluation Count:3903 | yes Evaluation Count:6 |
partially evaluated: graphicsEffect no Evaluation Count:0 | yes Evaluation Count:6 |
| 0-3903 |
1157 | QRegion staticChildren; executed (the execution status of this line is deduced): QRegion staticChildren; | - |
1158 | QWidgetBackingStore *bs = 0; executed (the execution status of this line is deduced): QWidgetBackingStore *bs = 0; | - |
1159 | if (offset.isNull() && (bs = maybeBackingStore())) evaluated: offset.isNull() yes Evaluation Count:3338 | yes Evaluation Count:565 |
partially evaluated: (bs = maybeBackingStore()) yes Evaluation Count:3338 | no Evaluation Count:0 |
| 0-3338 |
1160 | staticChildren = bs->staticContents(q, oldWidgetRect); executed: staticChildren = bs->staticContents(q, oldWidgetRect); Execution Count:3338 | 3338 |
1161 | const bool hasStaticChildren = !staticChildren.isEmpty(); executed (the execution status of this line is deduced): const bool hasStaticChildren = !staticChildren.isEmpty(); | - |
1162 | | - |
1163 | if (hasStaticChildren) { partially evaluated: hasStaticChildren no Evaluation Count:0 | yes Evaluation Count:3903 |
| 0-3903 |
1164 | QRegion dirty(newWidgetRect); never executed (the execution status of this line is deduced): QRegion dirty(newWidgetRect); | - |
1165 | dirty -= staticChildren; never executed (the execution status of this line is deduced): dirty -= staticChildren; | - |
1166 | invalidateBuffer(dirty); never executed (the execution status of this line is deduced): invalidateBuffer(dirty); | - |
1167 | } else { | 0 |
1168 | // Entire widget needs repaint. | - |
1169 | invalidateBuffer(newWidgetRect); executed (the execution status of this line is deduced): invalidateBuffer(newWidgetRect); | - |
1170 | } executed: } Execution Count:3903 | 3903 |
1171 | | - |
1172 | if (!parentAreaExposed) evaluated: !parentAreaExposed yes Evaluation Count:1549 | yes Evaluation Count:2354 |
| 1549-2354 |
1173 | return; executed: return; Execution Count:1549 | 1549 |
1174 | | - |
1175 | // Invalidate newly exposed area of the parent. | - |
1176 | if (!graphicsEffect && extra && extra->hasMask) { partially evaluated: !graphicsEffect yes Evaluation Count:2354 | no Evaluation Count:0 |
evaluated: extra yes Evaluation Count:1667 | yes Evaluation Count:687 |
evaluated: extra->hasMask yes Evaluation Count:1 | yes Evaluation Count:1666 |
| 0-2354 |
1177 | QRegion parentExpose(extra->mask.translated(oldPos)); executed (the execution status of this line is deduced): QRegion parentExpose(extra->mask.translated(oldPos)); | - |
1178 | parentExpose &= QRect(oldPos, oldSize); executed (the execution status of this line is deduced): parentExpose &= QRect(oldPos, oldSize); | - |
1179 | if (hasStaticChildren) partially evaluated: hasStaticChildren no Evaluation Count:0 | yes Evaluation Count:1 |
| 0-1 |
1180 | parentExpose -= data.crect; // Offset is unchanged, safe to do this. never executed: parentExpose -= data.crect; | 0 |
1181 | q->parentWidget()->d_func()->invalidateBuffer(parentExpose); executed (the execution status of this line is deduced): q->parentWidget()->d_func()->invalidateBuffer(parentExpose); | - |
1182 | } else { executed: } Execution Count:1 | 1 |
1183 | if (hasStaticChildren && !graphicsEffect) { partially evaluated: hasStaticChildren no Evaluation Count:0 | yes Evaluation Count:2353 |
never evaluated: !graphicsEffect | 0-2353 |
1184 | QRegion parentExpose(QRect(oldPos, oldSize)); never executed (the execution status of this line is deduced): QRegion parentExpose(QRect(oldPos, oldSize)); | - |
1185 | parentExpose -= data.crect; // Offset is unchanged, safe to do this. never executed (the execution status of this line is deduced): parentExpose -= data.crect; | - |
1186 | q->parentWidget()->d_func()->invalidateBuffer(parentExpose); never executed (the execution status of this line is deduced): q->parentWidget()->d_func()->invalidateBuffer(parentExpose); | - |
1187 | } else { | 0 |
1188 | q->parentWidget()->d_func()->invalidateBuffer(effectiveRectFor(QRect(oldPos, oldSize))); executed (the execution status of this line is deduced): q->parentWidget()->d_func()->invalidateBuffer(effectiveRectFor(QRect(oldPos, oldSize))); | - |
1189 | } executed: } Execution Count:2353 | 2353 |
1190 | } | - |
1191 | return; executed: return; Execution Count:2354 | 2354 |
1192 | } | - |
1193 | | - |
1194 | // Move static content to its new position. | - |
1195 | if (!offset.isNull()) { partially evaluated: !offset.isNull() no Evaluation Count:0 | yes Evaluation Count:6 |
| 0-6 |
1196 | if (sizeDecreased) { never evaluated: sizeDecreased | 0 |
1197 | const QSize minSize(qMin(oldSize.width(), data.crect.width()), never executed (the execution status of this line is deduced): const QSize minSize(qMin(oldSize.width(), data.crect.width()), | - |
1198 | qMin(oldSize.height(), data.crect.height())); never executed (the execution status of this line is deduced): qMin(oldSize.height(), data.crect.height())); | - |
1199 | moveRect(QRect(oldPos, minSize), offset.x(), offset.y()); never executed (the execution status of this line is deduced): moveRect(QRect(oldPos, minSize), offset.x(), offset.y()); | - |
1200 | } else { | 0 |
1201 | moveRect(QRect(oldPos, oldSize), offset.x(), offset.y()); never executed (the execution status of this line is deduced): moveRect(QRect(oldPos, oldSize), offset.x(), offset.y()); | - |
1202 | } | 0 |
1203 | } | - |
1204 | | - |
1205 | // Invalidate newly visible area of the widget. | - |
1206 | if (!sizeDecreased || !oldWidgetRect.contains(newWidgetRect)) { evaluated: !sizeDecreased yes Evaluation Count:2 | yes Evaluation Count:4 |
evaluated: !oldWidgetRect.contains(newWidgetRect) yes Evaluation Count:1 | yes Evaluation Count:3 |
| 1-4 |
1207 | QRegion newVisible(newWidgetRect); executed (the execution status of this line is deduced): QRegion newVisible(newWidgetRect); | - |
1208 | newVisible -= oldWidgetRect; executed (the execution status of this line is deduced): newVisible -= oldWidgetRect; | - |
1209 | invalidateBuffer(newVisible); executed (the execution status of this line is deduced): invalidateBuffer(newVisible); | - |
1210 | } executed: } Execution Count:3 | 3 |
1211 | | - |
1212 | if (!parentAreaExposed) evaluated: !parentAreaExposed yes Evaluation Count:2 | yes Evaluation Count:4 |
| 2-4 |
1213 | return; executed: return; Execution Count:2 | 2 |
1214 | | - |
1215 | // Invalidate newly exposed area of the parent. | - |
1216 | const QRect oldRect(oldPos, oldSize); executed (the execution status of this line is deduced): const QRect oldRect(oldPos, oldSize); | - |
1217 | if (extra && extra->hasMask) { partially evaluated: extra yes Evaluation Count:4 | no Evaluation Count:0 |
partially evaluated: extra->hasMask no Evaluation Count:0 | yes Evaluation Count:4 |
| 0-4 |
1218 | QRegion parentExpose(oldRect); never executed (the execution status of this line is deduced): QRegion parentExpose(oldRect); | - |
1219 | parentExpose &= extra->mask.translated(oldPos); never executed (the execution status of this line is deduced): parentExpose &= extra->mask.translated(oldPos); | - |
1220 | parentExpose -= (extra->mask.translated(data.crect.topLeft()) & data.crect); never executed (the execution status of this line is deduced): parentExpose -= (extra->mask.translated(data.crect.topLeft()) & data.crect); | - |
1221 | q->parentWidget()->d_func()->invalidateBuffer(parentExpose); never executed (the execution status of this line is deduced): q->parentWidget()->d_func()->invalidateBuffer(parentExpose); | - |
1222 | } else { | 0 |
1223 | QRegion parentExpose(oldRect); executed (the execution status of this line is deduced): QRegion parentExpose(oldRect); | - |
1224 | parentExpose -= data.crect; executed (the execution status of this line is deduced): parentExpose -= data.crect; | - |
1225 | q->parentWidget()->d_func()->invalidateBuffer(parentExpose); executed (the execution status of this line is deduced): q->parentWidget()->d_func()->invalidateBuffer(parentExpose); | - |
1226 | } executed: } Execution Count:4 | 4 |
1227 | } | - |
1228 | | - |
1229 | /*! | - |
1230 | Invalidates the \a rgn (in widget's coordinates) of the backing store, i.e. | - |
1231 | all widgets intersecting with the region will be repainted when the backing store | - |
1232 | is synced. | - |
1233 | | - |
1234 | ### Qt 4.6: Merge into a template function (after MSVC isn't supported anymore). | - |
1235 | */ | - |
1236 | void QWidgetPrivate::invalidateBuffer(const QRegion &rgn) | - |
1237 | { | - |
1238 | Q_Q(QWidget); executed (the execution status of this line is deduced): QWidget * const q = q_func(); | - |
1239 | | - |
1240 | QTLWExtra *tlwExtra = q->window()->d_func()->maybeTopData(); executed (the execution status of this line is deduced): QTLWExtra *tlwExtra = q->window()->d_func()->maybeTopData(); | - |
1241 | if (discardInvalidateBufferRequest(q, tlwExtra) || rgn.isEmpty()) evaluated: discardInvalidateBufferRequest(q, tlwExtra) yes Evaluation Count:1917 | yes Evaluation Count:2558 |
evaluated: rgn.isEmpty() yes Evaluation Count:270 | yes Evaluation Count:2288 |
| 270-2558 |
1242 | return; executed: return; Execution Count:2187 | 2187 |
1243 | | - |
1244 | QRegion wrgn(rgn); executed (the execution status of this line is deduced): QRegion wrgn(rgn); | - |
1245 | wrgn &= clipRect(); executed (the execution status of this line is deduced): wrgn &= clipRect(); | - |
1246 | if (!graphicsEffect && extra && extra->hasMask) partially evaluated: !graphicsEffect yes Evaluation Count:2288 | no Evaluation Count:0 |
evaluated: extra yes Evaluation Count:2265 | yes Evaluation Count:23 |
partially evaluated: extra->hasMask no Evaluation Count:0 | yes Evaluation Count:2265 |
| 0-2288 |
1247 | wrgn &= extra->mask; never executed: wrgn &= extra->mask; | 0 |
1248 | if (wrgn.isEmpty()) evaluated: wrgn.isEmpty() yes Evaluation Count:193 | yes Evaluation Count:2095 |
| 193-2095 |
1249 | return; executed: return; Execution Count:193 | 193 |
1250 | | - |
1251 | tlwExtra->backingStoreTracker->markDirty(wrgn, q, false, true); executed (the execution status of this line is deduced): tlwExtra->backingStoreTracker->markDirty(wrgn, q, false, true); | - |
1252 | } executed: } Execution Count:2095 | 2095 |
1253 | | - |
1254 | /*! | - |
1255 | This function is equivalent to calling invalidateBuffer(QRegion(rect), ...), but | - |
1256 | is more efficient as it eliminates QRegion operations/allocations and can | - |
1257 | use the rect more precisely for additional cut-offs. | - |
1258 | | - |
1259 | ### Qt 4.6: Merge into a template function (after MSVC isn't supported anymore). | - |
1260 | */ | - |
1261 | void QWidgetPrivate::invalidateBuffer(const QRect &rect) | - |
1262 | { | - |
1263 | Q_Q(QWidget); executed (the execution status of this line is deduced): QWidget * const q = q_func(); | - |
1264 | | - |
1265 | QTLWExtra *tlwExtra = q->window()->d_func()->maybeTopData(); executed (the execution status of this line is deduced): QTLWExtra *tlwExtra = q->window()->d_func()->maybeTopData(); | - |
1266 | if (discardInvalidateBufferRequest(q, tlwExtra) || rect.isEmpty()) evaluated: discardInvalidateBufferRequest(q, tlwExtra) yes Evaluation Count:35867 | yes Evaluation Count:13137 |
evaluated: rect.isEmpty() yes Evaluation Count:382 | yes Evaluation Count:12755 |
| 382-35867 |
1267 | return; executed: return; Execution Count:36249 | 36249 |
1268 | | - |
1269 | QRect wRect(rect); executed (the execution status of this line is deduced): QRect wRect(rect); | - |
1270 | wRect &= clipRect(); executed (the execution status of this line is deduced): wRect &= clipRect(); | - |
1271 | if (wRect.isEmpty()) evaluated: wRect.isEmpty() yes Evaluation Count:107 | yes Evaluation Count:12648 |
| 107-12648 |
1272 | return; executed: return; Execution Count:107 | 107 |
1273 | | - |
1274 | if (graphicsEffect || !extra || !extra->hasMask) { partially evaluated: graphicsEffect no Evaluation Count:0 | yes Evaluation Count:12648 |
evaluated: !extra yes Evaluation Count:2435 | yes Evaluation Count:10213 |
evaluated: !extra->hasMask yes Evaluation Count:10160 | yes Evaluation Count:53 |
| 0-12648 |
1275 | tlwExtra->backingStoreTracker->markDirty(wRect, q, false, true); executed (the execution status of this line is deduced): tlwExtra->backingStoreTracker->markDirty(wRect, q, false, true); | - |
1276 | return; executed: return; Execution Count:12595 | 12595 |
1277 | } | - |
1278 | | - |
1279 | QRegion wRgn(extra->mask); executed (the execution status of this line is deduced): QRegion wRgn(extra->mask); | - |
1280 | wRgn &= wRect; executed (the execution status of this line is deduced): wRgn &= wRect; | - |
1281 | if (wRgn.isEmpty()) partially evaluated: wRgn.isEmpty() no Evaluation Count:0 | yes Evaluation Count:53 |
| 0-53 |
1282 | return; | 0 |
1283 | | - |
1284 | tlwExtra->backingStoreTracker->markDirty(wRgn, q, false, true); executed (the execution status of this line is deduced): tlwExtra->backingStoreTracker->markDirty(wRgn, q, false, true); | - |
1285 | } executed: } Execution Count:53 | 53 |
1286 | | - |
1287 | void QWidgetPrivate::repaint_sys(const QRegion &rgn) | - |
1288 | { | - |
1289 | if (data.in_destructor) partially evaluated: data.in_destructor no Evaluation Count:0 | yes Evaluation Count:13 |
| 0-13 |
1290 | return; | 0 |
1291 | | - |
1292 | Q_Q(QWidget); executed (the execution status of this line is deduced): QWidget * const q = q_func(); | - |
1293 | if (discardSyncRequest(q, maybeTopData())) evaluated: discardSyncRequest(q, maybeTopData()) yes Evaluation Count:5 | yes Evaluation Count:8 |
| 5-8 |
1294 | return; executed: return; Execution Count:5 | 5 |
1295 | | - |
1296 | if (q->testAttribute(Qt::WA_StaticContents)) { partially evaluated: q->testAttribute(Qt::WA_StaticContents) no Evaluation Count:0 | yes Evaluation Count:8 |
| 0-8 |
1297 | if (!extra) | 0 |
1298 | createExtra(); never executed: createExtra(); | 0 |
1299 | extra->staticContentsSize = data.crect.size(); never executed (the execution status of this line is deduced): extra->staticContentsSize = data.crect.size(); | - |
1300 | } | 0 |
1301 | | - |
1302 | QPaintEngine *engine = q->paintEngine(); executed (the execution status of this line is deduced): QPaintEngine *engine = q->paintEngine(); | - |
1303 | | - |
1304 | // QGLWidget does not support partial updates if: | - |
1305 | // 1) The context is double buffered | - |
1306 | // 2) The context is single buffered and auto-fill background is enabled. | - |
1307 | const bool noPartialUpdateSupport = (engine && (engine->type() == QPaintEngine::OpenGL partially evaluated: engine no Evaluation Count:0 | yes Evaluation Count:8 |
never evaluated: engine->type() == QPaintEngine::OpenGL | 0-8 |
1308 | || engine->type() == QPaintEngine::OpenGL2)) never evaluated: engine->type() == QPaintEngine::OpenGL2 | 0 |
1309 | && (usesDoubleBufferedGLContext || q->autoFillBackground()); never evaluated: usesDoubleBufferedGLContext never evaluated: q->autoFillBackground() | 0 |
1310 | QRegion toBePainted(noPartialUpdateSupport ? q->rect() : rgn); executed (the execution status of this line is deduced): QRegion toBePainted(noPartialUpdateSupport ? q->rect() : rgn); | - |
1311 | | - |
1312 | #ifdef Q_WS_MAC | - |
1313 | // No difference between update() and repaint() on the Mac. | - |
1314 | update_sys(toBePainted); | - |
1315 | return; | - |
1316 | #endif | - |
1317 | | - |
1318 | toBePainted &= clipRect(); executed (the execution status of this line is deduced): toBePainted &= clipRect(); | - |
1319 | clipToEffectiveMask(toBePainted); executed (the execution status of this line is deduced): clipToEffectiveMask(toBePainted); | - |
1320 | if (toBePainted.isEmpty()) partially evaluated: toBePainted.isEmpty() no Evaluation Count:0 | yes Evaluation Count:8 |
| 0-8 |
1321 | return; // Nothing to repaint. | 0 |
1322 | | - |
1323 | #ifndef QT_NO_PAINT_DEBUG | - |
1324 | bool flushed = QWidgetBackingStore::flushPaint(q, toBePainted); | - |
1325 | #endif | - |
1326 | | - |
1327 | drawWidget(q, toBePainted, QPoint(), QWidgetPrivate::DrawAsRoot | QWidgetPrivate::DrawPaintOnScreen, 0); executed (the execution status of this line is deduced): drawWidget(q, toBePainted, QPoint(), QWidgetPrivate::DrawAsRoot | QWidgetPrivate::DrawPaintOnScreen, 0); | - |
1328 | | - |
1329 | #ifndef QT_NO_PAINT_DEBUG | - |
1330 | if (flushed) | - |
1331 | QWidgetBackingStore::unflushPaint(q, toBePainted); | - |
1332 | #endif | - |
1333 | | - |
1334 | if (q->paintingActive()) partially evaluated: q->paintingActive() no Evaluation Count:0 | yes Evaluation Count:8 |
| 0-8 |
1335 | qWarning("QWidget::repaint: It is dangerous to leave painters active on a widget outside of the PaintEvent"); never executed: QMessageLogger("kernel/qwidgetbackingstore.cpp", 1335, __PRETTY_FUNCTION__).warning("QWidget::repaint: It is dangerous to leave painters active on a widget outside of the PaintEvent"); | 0 |
1336 | } executed: } Execution Count:8 | 8 |
1337 | | - |
1338 | | - |
1339 | QT_END_NAMESPACE | - |
1340 | | - |
| | |