widgets/qscrollbar.cpp

Switch to Source codePreprocessed file
LineSource CodeCoverage
1 -
2 -
3 -
4 -
5 -
6 -
7 -
8bool QScrollBarPrivate::updateHoverControl(const QPoint &pos) -
9{ -
10 QScrollBar * const q = q_func(); -
11 QRect lastHoverRect = hoverRect; -
12 QStyle::SubControl lastHoverControl = hoverControl; -
13 bool doesHover = q->testAttribute(Qt::WA_Hover); -
14 if (lastHoverControl != newHoverControl(pos) && doesHover) {
never evaluated: lastHoverControl != newHoverControl(pos)
never evaluated: doesHover
0
15 q->update(lastHoverRect); -
16 q->update(hoverRect); -
17 return true;
never executed: return true;
0
18 } -
19 return !doesHover;
never executed: return !doesHover;
0
20} -
21 -
22QStyle::SubControl QScrollBarPrivate::newHoverControl(const QPoint &pos) -
23{ -
24 QScrollBar * const q = q_func(); -
25 QStyleOptionSlider opt; -
26 q->initStyleOption(&opt); -
27 opt.subControls = QStyle::SC_All; -
28 hoverControl = q->style()->hitTestComplexControl(QStyle::CC_ScrollBar, &opt, pos, q); -
29 if (hoverControl == QStyle::SC_None)
never evaluated: hoverControl == QStyle::SC_None
0
30 hoverRect = QRect();
never executed: hoverRect = QRect();
0
31 else -
32 hoverRect = q->style()->subControlRect(QStyle::CC_ScrollBar, &opt, hoverControl, q);
never executed: hoverRect = q->style()->subControlRect(QStyle::CC_ScrollBar, &opt, hoverControl, q);
0
33 return hoverControl;
never executed: return hoverControl;
0
34} -
35 -
36void QScrollBarPrivate::setTransient(bool value) -
37{ -
38 QScrollBar * const q = q_func(); -
39 if (transient != value) {
partially evaluated: transient != value
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:790
0-790
40 transient = value; -
41 if (q->isVisible()) {
never evaluated: q->isVisible()
0
42 if (q->style()->styleHint(QStyle::SH_ScrollBar_Transient, 0, q))
never evaluated: q->style()->styleHint(QStyle::SH_ScrollBar_Transient, 0, q)
0
43 q->update();
never executed: q->update();
0
44 } else if (!transient) {
never executed: }
never evaluated: !transient
0
45 q->show(); -
46 }
never executed: }
0
47 } -
48}
executed: }
Execution Count:790
790
49 -
50void QScrollBarPrivate::flash() -
51{ -
52 QScrollBar * const q = q_func(); -
53 if (!flashed && q->style()->styleHint(QStyle::SH_ScrollBar_Transient, 0, q)) {
partially evaluated: !flashed
TRUEFALSE
yes
Evaluation Count:18026
no
Evaluation Count:0
partially evaluated: q->style()->styleHint(QStyle::SH_ScrollBar_Transient, 0, q)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:18026
0-18026
54 flashed = true; -
55 q->show(); -
56 }
never executed: }
0
57}
executed: }
Execution Count:18026
18026
58 -
59void QScrollBarPrivate::activateControl(uint control, int threshold) -
60{ -
61 QAbstractSlider::SliderAction action = QAbstractSlider::SliderNoAction; -
62 switch (control) { -
63 case QStyle::SC_ScrollBarAddPage: -
64 action = QAbstractSlider::SliderPageStepAdd; -
65 break;
executed: break;
Execution Count:1
1
66 case QStyle::SC_ScrollBarSubPage: -
67 action = QAbstractSlider::SliderPageStepSub; -
68 break;
never executed: break;
0
69 case QStyle::SC_ScrollBarAddLine: -
70 action = QAbstractSlider::SliderSingleStepAdd; -
71 break;
executed: break;
Execution Count:2
2
72 case QStyle::SC_ScrollBarSubLine: -
73 action = QAbstractSlider::SliderSingleStepSub; -
74 break;
never executed: break;
0
75 case QStyle::SC_ScrollBarFirst: -
76 action = QAbstractSlider::SliderToMinimum; -
77 break;
never executed: break;
0
78 case QStyle::SC_ScrollBarLast: -
79 action = QAbstractSlider::SliderToMaximum; -
80 break;
never executed: break;
0
81 default: -
82 break;
executed: break;
Execution Count:1
1
83 } -
84 -
85 if (action) {
evaluated: action
TRUEFALSE
yes
Evaluation Count:3
yes
Evaluation Count:1
1-3
86 q_func()->setRepeatAction(action, threshold); -
87 q_func()->triggerAction(action); -
88 }
executed: }
Execution Count:3
3
89}
executed: }
Execution Count:4
4
90 -
91void QScrollBarPrivate::stopRepeatAction() -
92{ -
93 QScrollBar * const q = q_func(); -
94 QStyle::SubControl tmp = pressedControl; -
95 q->setRepeatAction(QAbstractSlider::SliderNoAction); -
96 pressedControl = QStyle::SC_None; -
97 -
98 if (tmp == QStyle::SC_ScrollBarSlider)
evaluated: tmp == QStyle::SC_ScrollBarSlider
TRUEFALSE
yes
Evaluation Count:1
yes
Evaluation Count:2
1-2
99 q->setSliderDown(false);
executed: q->setSliderDown(false);
Execution Count:1
1
100 -
101 QStyleOptionSlider opt; -
102 q->initStyleOption(&opt); -
103 q->repaint(q->style()->subControlRect(QStyle::CC_ScrollBar, &opt, tmp, q)); -
104}
executed: }
Execution Count:3
3
105void QScrollBar::initStyleOption(QStyleOptionSlider *option) const -
106{ -
107 if (!option)
partially evaluated: !option
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:99062
0-99062
108 return;
never executed: return;
0
109 -
110 const QScrollBarPrivate * const d = d_func(); -
111 option->initFrom(this); -
112 option->subControls = QStyle::SC_None; -
113 option->activeSubControls = QStyle::SC_None; -
114 option->orientation = d->orientation; -
115 option->minimum = d->minimum; -
116 option->maximum = d->maximum; -
117 option->sliderPosition = d->position; -
118 option->sliderValue = d->value; -
119 option->singleStep = d->singleStep; -
120 option->pageStep = d->pageStep; -
121 option->upsideDown = d->invertedAppearance; -
122 if (d->orientation == Qt::Horizontal)
evaluated: d->orientation == Qt::Horizontal
TRUEFALSE
yes
Evaluation Count:48967
yes
Evaluation Count:50095
48967-50095
123 option->state |= QStyle::State_Horizontal;
executed: option->state |= QStyle::State_Horizontal;
Execution Count:48967
48967
124 if ((d->flashed || !d->transient) && style()->styleHint(QStyle::SH_ScrollBar_Transient, 0, this))
partially evaluated: d->flashed
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:99062
partially evaluated: !d->transient
TRUEFALSE
yes
Evaluation Count:99062
no
Evaluation Count:0
partially evaluated: style()->styleHint(QStyle::SH_ScrollBar_Transient, 0, this)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:99062
0-99062
125 option->state |= QStyle::State_On;
never executed: option->state |= QStyle::State_On;
0
126}
executed: }
Execution Count:99062
99062
127QScrollBar::QScrollBar(QWidget *parent) -
128 : QAbstractSlider(*new QScrollBarPrivate, parent) -
129{ -
130 d_func()->orientation = Qt::Vertical; -
131 d_func()->init(); -
132}
executed: }
Execution Count:17
17
133QScrollBar::QScrollBar(Qt::Orientation orientation, QWidget *parent) -
134 : QAbstractSlider(*new QScrollBarPrivate, parent) -
135{ -
136 d_func()->orientation = orientation; -
137 d_func()->init(); -
138}
executed: }
Execution Count:10202
10202
139 -
140 -
141 -
142 -
143 -
144 -
145QScrollBar::~QScrollBar() -
146{ -
147} -
148 -
149void QScrollBarPrivate::init() -
150{ -
151 QScrollBar * const q = q_func(); -
152 invertedControls = true; -
153 pressedControl = hoverControl = QStyle::SC_None; -
154 pointerOutsidePressedControl = false; -
155 transient = q->style()->styleHint(QStyle::SH_ScrollBar_Transient, 0, q); -
156 flashed = false; -
157 q->setFocusPolicy(Qt::NoFocus); -
158 QSizePolicy sp(QSizePolicy::Minimum, QSizePolicy::Fixed, QSizePolicy::Slider); -
159 if (orientation == Qt::Vertical)
evaluated: orientation == Qt::Vertical
TRUEFALSE
yes
Evaluation Count:5117
yes
Evaluation Count:5102
5102-5117
160 sp.transpose();
executed: sp.transpose();
Execution Count:5117
5117
161 q->setSizePolicy(sp); -
162 q->setAttribute(Qt::WA_WState_OwnSizePolicy, false); -
163 q->setAttribute(Qt::WA_OpaquePaintEvent); -
164 -
165 -
166 -
167 -
168 -
169 -
170}
executed: }
Execution Count:10219
10219
171 -
172 -
173 -
174void QScrollBar::contextMenuEvent(QContextMenuEvent *event) -
175{ -
176 if (!style()->styleHint(QStyle::SH_ScrollBar_ContextMenu, 0, this)) {
never evaluated: !style()->styleHint(QStyle::SH_ScrollBar_ContextMenu, 0, this)
0
177 QAbstractSlider::contextMenuEvent(event); -
178 return ;
never executed: return ;
0
179 } -
180 -
181 -
182 bool horiz = (d_func()->orientation == Qt::Horizontal); -
183 QPointer<QMenu> menu = new QMenu(this); -
184 QAction *actScrollHere = menu->addAction(tr("Scroll here")); -
185 menu->addSeparator(); -
186 QAction *actScrollTop = menu->addAction(horiz ? tr("Left edge") : tr("Top")); -
187 QAction *actScrollBottom = menu->addAction(horiz ? tr("Right edge") : tr("Bottom")); -
188 menu->addSeparator(); -
189 QAction *actPageUp = menu->addAction(horiz ? tr("Page left") : tr("Page up")); -
190 QAction *actPageDn = menu->addAction(horiz ? tr("Page right") : tr("Page down")); -
191 menu->addSeparator(); -
192 QAction *actScrollUp = menu->addAction(horiz ? tr("Scroll left") : tr("Scroll up")); -
193 QAction *actScrollDn = menu->addAction(horiz ? tr("Scroll right") : tr("Scroll down")); -
194 QAction *actionSelected = menu->exec(event->globalPos()); -
195 delete menu; -
196 if (actionSelected == 0)
never evaluated: actionSelected == 0
0
197 ;
never executed: ;
0
198 else if (actionSelected == actScrollHere)
never evaluated: actionSelected == actScrollHere
0
199 setValue(d_func()->pixelPosToRangeValue(horiz ? event->pos().x() : event->pos().y()));
never executed: setValue(d_func()->pixelPosToRangeValue(horiz ? event->pos().x() : event->pos().y()));
0
200 else if (actionSelected == actScrollTop)
never evaluated: actionSelected == actScrollTop
0
201 triggerAction(QAbstractSlider::SliderToMinimum);
never executed: triggerAction(QAbstractSlider::SliderToMinimum);
0
202 else if (actionSelected == actScrollBottom)
never evaluated: actionSelected == actScrollBottom
0
203 triggerAction(QAbstractSlider::SliderToMaximum);
never executed: triggerAction(QAbstractSlider::SliderToMaximum);
0
204 else if (actionSelected == actPageUp)
never evaluated: actionSelected == actPageUp
0
205 triggerAction(QAbstractSlider::SliderPageStepSub);
never executed: triggerAction(QAbstractSlider::SliderPageStepSub);
0
206 else if (actionSelected == actPageDn)
never evaluated: actionSelected == actPageDn
0
207 triggerAction(QAbstractSlider::SliderPageStepAdd);
never executed: triggerAction(QAbstractSlider::SliderPageStepAdd);
0
208 else if (actionSelected == actScrollUp)
never evaluated: actionSelected == actScrollUp
0
209 triggerAction(QAbstractSlider::SliderSingleStepSub);
never executed: triggerAction(QAbstractSlider::SliderSingleStepSub);
0
210 else if (actionSelected == actScrollDn)
never evaluated: actionSelected == actScrollDn
0
211 triggerAction(QAbstractSlider::SliderSingleStepAdd);
never executed: triggerAction(QAbstractSlider::SliderSingleStepAdd);
0
212 -
213} -
214 -
215 -
216 -
217 -
218QSize QScrollBar::sizeHint() const -
219{ -
220 ensurePolished(); -
221 QStyleOptionSlider opt; -
222 initStyleOption(&opt); -
223 -
224 int scrollBarExtent = style()->pixelMetric(QStyle::PM_ScrollBarExtent, &opt, this); -
225 int scrollBarSliderMin = style()->pixelMetric(QStyle::PM_ScrollBarSliderMin, &opt, this); -
226 QSize size; -
227 if (opt.orientation == Qt::Horizontal)
evaluated: opt.orientation == Qt::Horizontal
TRUEFALSE
yes
Evaluation Count:47588
yes
Evaluation Count:48376
47588-48376
228 size = QSize(scrollBarExtent * 2 + scrollBarSliderMin, scrollBarExtent);
executed: size = QSize(scrollBarExtent * 2 + scrollBarSliderMin, scrollBarExtent);
Execution Count:47588
47588
229 else -
230 size = QSize(scrollBarExtent, scrollBarExtent * 2 + scrollBarSliderMin);
executed: size = QSize(scrollBarExtent, scrollBarExtent * 2 + scrollBarSliderMin);
Execution Count:48376
48376
231 -
232 return style()->sizeFromContents(QStyle::CT_ScrollBar, &opt, size, this) 95964
233 .expandedTo(QApplication::globalStrut());
executed: return style()->sizeFromContents(QStyle::CT_ScrollBar, &opt, size, this) .expandedTo(QApplication::globalStrut());
Execution Count:95964
95964
234 } -
235 -
236 -
237void QScrollBar::sliderChange(SliderChange change) -
238{ -
239 QAbstractSlider::sliderChange(change); -
240}
executed: }
Execution Count:30061
30061
241 -
242 -
243 -
244 -
245bool QScrollBar::event(QEvent *event) -
246{ -
247 switch(event->type()) { -
248 case QEvent::HoverEnter: -
249 case QEvent::HoverLeave: -
250 case QEvent::HoverMove: -
251 if (const QHoverEvent *he = static_cast<const QHoverEvent *>(event))
never evaluated: const QHoverEvent *he = static_cast<const QHoverEvent *>(event)
0
252 d_func()->updateHoverControl(he->pos());
never executed: d_func()->updateHoverControl(he->pos());
0
253 break;
never executed: break;
0
254 case QEvent::StyleChange: -
255 d_func()->setTransient(style()->styleHint(QStyle::SH_ScrollBar_Transient, 0, this)); -
256 break;
executed: break;
Execution Count:790
790
257 default: -
258 break;
executed: break;
Execution Count:24747
24747
259 } -
260 return QAbstractSlider::event(event);
executed: return QAbstractSlider::event(event);
Execution Count:25537
25537
261} -
262 -
263 -
264 -
265 -
266 -
267void QScrollBar::wheelEvent(QWheelEvent *event) -
268{ -
269 event->ignore(); -
270 int delta = event->delta(); -
271 -
272 -
273 -
274 -
275 -
276 if (event->orientation() == Qt::Horizontal)
evaluated: event->orientation() == Qt::Horizontal
TRUEFALSE
yes
Evaluation Count:4
yes
Evaluation Count:5
4-5
277 delta = -delta;
executed: delta = -delta;
Execution Count:4
4
278 QScrollBarPrivate * const d = d_func(); -
279 if (d->scrollByDelta(event->orientation(), event->modifiers(), delta))
evaluated: d->scrollByDelta(event->orientation(), event->modifiers(), delta)
TRUEFALSE
yes
Evaluation Count:7
yes
Evaluation Count:2
2-7
280 event->accept();
executed: event->accept();
Execution Count:7
7
281}
executed: }
Execution Count:9
9
282 -
283 -
284 -
285 -
286 -
287void QScrollBar::paintEvent(QPaintEvent *) -
288{ -
289 QScrollBarPrivate * const d = d_func(); -
290 QPainter p(this); -
291 QStyleOptionSlider opt; -
292 initStyleOption(&opt); -
293 opt.subControls = QStyle::SC_All; -
294 if (d->pressedControl) {
evaluated: d->pressedControl
TRUEFALSE
yes
Evaluation Count:1
yes
Evaluation Count:3081
1-3081
295 opt.activeSubControls = (QStyle::SubControl)d->pressedControl; -
296 if (!d->pointerOutsidePressedControl)
partially evaluated: !d->pointerOutsidePressedControl
TRUEFALSE
yes
Evaluation Count:1
no
Evaluation Count:0
0-1
297 opt.state |= QStyle::State_Sunken;
executed: opt.state |= QStyle::State_Sunken;
Execution Count:1
1
298 } else {
executed: }
Execution Count:1
1
299 opt.activeSubControls = (QStyle::SubControl)d->hoverControl; -
300 }
executed: }
Execution Count:3081
3081
301 style()->drawComplexControl(QStyle::CC_ScrollBar, &opt, &p, this); -
302 if (d->flashed && style()->styleHint(QStyle::SH_ScrollBar_Transient, 0, this)) {
partially evaluated: d->flashed
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:3082
never evaluated: style()->styleHint(QStyle::SH_ScrollBar_Transient, 0, this)
0-3082
303 d->flashed = false; -
304 update(); -
305 }
never executed: }
0
306}
executed: }
Execution Count:3082
3082
307 -
308 -
309 -
310 -
311void QScrollBar::mousePressEvent(QMouseEvent *e) -
312{ -
313 QScrollBarPrivate * const d = d_func(); -
314 -
315 if (d->repeatActionTimer.isActive())
partially evaluated: d->repeatActionTimer.isActive()
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:4
0-4
316 d->stopRepeatAction();
never executed: d->stopRepeatAction();
0
317 -
318 bool midButtonAbsPos = style()->styleHint(QStyle::SH_ScrollBar_MiddleClickAbsolutePosition, -
319 0, this); -
320 QStyleOptionSlider opt; -
321 initStyleOption(&opt); -
322 -
323 if (d->maximum == d->minimum
partially evaluated: d->maximum == d->minimum
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:4
0-4
324 || (e->buttons() & (~e->button()))
partially evaluated: (e->buttons() & (~e->button()))
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:4
0-4
325 || !(e->button() == Qt::LeftButton || (midButtonAbsPos && e->button() == Qt::MidButton)))
partially evaluated: e->button() == Qt::LeftButton
TRUEFALSE
yes
Evaluation Count:4
no
Evaluation Count:0
never evaluated: midButtonAbsPos
never evaluated: e->button() == Qt::MidButton
0-4
326 return;
never executed: return;
0
327 -
328 d->pressedControl = style()->hitTestComplexControl(QStyle::CC_ScrollBar, &opt, e->pos(), this); -
329 d->pointerOutsidePressedControl = false; -
330 -
331 QRect sr = style()->subControlRect(QStyle::CC_ScrollBar, &opt, -
332 QStyle::SC_ScrollBarSlider, this); -
333 QPoint click = e->pos(); -
334 QPoint pressValue = click - sr.center() + sr.topLeft(); -
335 d->pressValue = d->orientation == Qt::Horizontal ? d->pixelPosToRangeValue(pressValue.x()) :
evaluated: d->orientation == Qt::Horizontal
TRUEFALSE
yes
Evaluation Count:1
yes
Evaluation Count:3
1-3
336 d->pixelPosToRangeValue(pressValue.y()); -
337 if (d->pressedControl == QStyle::SC_ScrollBarSlider) {
evaluated: d->pressedControl == QStyle::SC_ScrollBarSlider
TRUEFALSE
yes
Evaluation Count:1
yes
Evaluation Count:3
1-3
338 d->clickOffset = (d_func()->orientation == Qt::Horizontal) ? (click.x()-sr.x()) : (click.y()-sr.y());
partially evaluated: (d_func()->orientation == Qt::Horizontal)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:1
0-1
339 d->snapBackPosition = d->position; -
340 }
executed: }
Execution Count:1
1
341 -
342 if ((d->pressedControl == QStyle::SC_ScrollBarAddPage
evaluated: d->pressedControl == QStyle::SC_ScrollBarAddPage
TRUEFALSE
yes
Evaluation Count:1
yes
Evaluation Count:3
1-3
343 || d->pressedControl == QStyle::SC_ScrollBarSubPage)
partially evaluated: d->pressedControl == QStyle::SC_ScrollBarSubPage
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:3
0-3
344 && ((midButtonAbsPos && e->button() == Qt::MidButton)
partially evaluated: midButtonAbsPos
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:1
never evaluated: e->button() == Qt::MidButton
0-1
345 || (style()->styleHint(QStyle::SH_ScrollBar_LeftClickAbsolutePosition, &opt, this)
partially evaluated: style()->styleHint(QStyle::SH_ScrollBar_LeftClickAbsolutePosition, &opt, this)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:1
0-1
346 && e->button() == Qt::LeftButton))) {
never evaluated: e->button() == Qt::LeftButton
0
347 int sliderLength = (d_func()->orientation == Qt::Horizontal) ? sr.width() : sr.height();
never evaluated: (d_func()->orientation == Qt::Horizontal)
0
348 setSliderPosition(d->pixelPosToRangeValue(((d_func()->orientation == Qt::Horizontal) ? e->pos().x() -
349 : e->pos().y()) - sliderLength / 2)); -
350 d->pressedControl = QStyle::SC_ScrollBarSlider; -
351 d->clickOffset = sliderLength / 2; -
352 }
never executed: }
0
353 const int initialDelay = 500; -
354 d->activateControl(d->pressedControl, initialDelay); -
355 QElapsedTimer time; -
356 time.start(); -
357 repaint(style()->subControlRect(QStyle::CC_ScrollBar, &opt, d->pressedControl, this)); -
358 if (time.elapsed() >= initialDelay && d->repeatActionTimer.isActive()) {
evaluated: time.elapsed() >= initialDelay
TRUEFALSE
yes
Evaluation Count:1
yes
Evaluation Count:3
partially evaluated: d->repeatActionTimer.isActive()
TRUEFALSE
yes
Evaluation Count:1
no
Evaluation Count:0
0-3
359 -
360 -
361 -
362 -
363 -
364 d->repeatActionTimer.start(50, this); -
365 }
executed: }
Execution Count:1
1
366 if (d->pressedControl == QStyle::SC_ScrollBarSlider)
evaluated: d->pressedControl == QStyle::SC_ScrollBarSlider
TRUEFALSE
yes
Evaluation Count:1
yes
Evaluation Count:3
1-3
367 setSliderDown(true);
executed: setSliderDown(true);
Execution Count:1
1
368}
executed: }
Execution Count:4
4
369 -
370 -
371 -
372 -
373 -
374void QScrollBar::mouseReleaseEvent(QMouseEvent *e) -
375{ -
376 QScrollBarPrivate * const d = d_func(); -
377 if (!d->pressedControl)
evaluated: !d->pressedControl
TRUEFALSE
yes
Evaluation Count:1
yes
Evaluation Count:3
1-3
378 return;
executed: return;
Execution Count:1
1
379 -
380 if (e->buttons() & (~e->button()))
partially evaluated: e->buttons() & (~e->button())
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:3
0-3
381 return;
never executed: return;
0
382 -
383 d->stopRepeatAction(); -
384}
executed: }
Execution Count:3
3
385 -
386 -
387 -
388 -
389 -
390void QScrollBar::mouseMoveEvent(QMouseEvent *e) -
391{ -
392 QScrollBarPrivate * const d = d_func(); -
393 if (!d->pressedControl)
never evaluated: !d->pressedControl
0
394 return;
never executed: return;
0
395 -
396 QStyleOptionSlider opt; -
397 initStyleOption(&opt); -
398 if (!(e->buttons() & Qt::LeftButton
never evaluated: e->buttons() & Qt::LeftButton
0
399 || ((e->buttons() & Qt::MidButton)
never evaluated: (e->buttons() & Qt::MidButton)
0
400 && style()->styleHint(QStyle::SH_ScrollBar_MiddleClickAbsolutePosition, &opt, this))))
never evaluated: style()->styleHint(QStyle::SH_ScrollBar_MiddleClickAbsolutePosition, &opt, this)
0
401 return;
never executed: return;
0
402 -
403 if (d->pressedControl == QStyle::SC_ScrollBarSlider) {
never evaluated: d->pressedControl == QStyle::SC_ScrollBarSlider
0
404 QPoint click = e->pos(); -
405 int newPosition = d->pixelPosToRangeValue(((d_func()->orientation == Qt::Horizontal) ? click.x() : click.y()) -d->clickOffset); -
406 int m = style()->pixelMetric(QStyle::PM_MaximumDragDistance, &opt, this); -
407 if (m >= 0) {
never evaluated: m >= 0
0
408 QRect r = rect(); -
409 r.adjust(-m, -m, m, m); -
410 if (! r.contains(e->pos()))
never evaluated: ! r.contains(e->pos())
0
411 newPosition = d->snapBackPosition;
never executed: newPosition = d->snapBackPosition;
0
412 }
never executed: }
0
413 setSliderPosition(newPosition); -
414 } else if (!style()->styleHint(QStyle::SH_ScrollBar_ScrollWhenPointerLeavesControl, &opt, this)) {
never evaluated: !style()->styleHint(QStyle::SH_ScrollBar_ScrollWhenPointerLeavesControl, &opt, this)
never executed: }
0
415 -
416 if (style()->styleHint(QStyle::SH_ScrollBar_RollBetweenButtons, &opt, this)
never evaluated: style()->styleHint(QStyle::SH_ScrollBar_RollBetweenButtons, &opt, this)
0
417 && d->pressedControl & (QStyle::SC_ScrollBarAddLine | QStyle::SC_ScrollBarSubLine)) {
never evaluated: d->pressedControl & (QStyle::SC_ScrollBarAddLine | QStyle::SC_ScrollBarSubLine)
0
418 QStyle::SubControl newSc = style()->hitTestComplexControl(QStyle::CC_ScrollBar, &opt, e->pos(), this); -
419 if (newSc == d->pressedControl && !d->pointerOutsidePressedControl)
never evaluated: newSc == d->pressedControl
never evaluated: !d->pointerOutsidePressedControl
0
420 return;
never executed: return;
0
421 if (newSc & (QStyle::SC_ScrollBarAddLine | QStyle::SC_ScrollBarSubLine)) {
never evaluated: newSc & (QStyle::SC_ScrollBarAddLine | QStyle::SC_ScrollBarSubLine)
0
422 d->pointerOutsidePressedControl = false; -
423 QRect scRect = style()->subControlRect(QStyle::CC_ScrollBar, &opt, newSc, this); -
424 scRect |= style()->subControlRect(QStyle::CC_ScrollBar, &opt, d->pressedControl, this); -
425 d->pressedControl = newSc; -
426 d->activateControl(d->pressedControl, 0); -
427 update(scRect); -
428 return;
never executed: return;
0
429 } -
430 }
never executed: }
0
431 -
432 -
433 -
434 QRect pr = style()->subControlRect(QStyle::CC_ScrollBar, &opt, d->pressedControl, this); -
435 if (pr.contains(e->pos()) == d->pointerOutsidePressedControl) {
never evaluated: pr.contains(e->pos()) == d->pointerOutsidePressedControl
0
436 if ((d->pointerOutsidePressedControl = !d->pointerOutsidePressedControl)) {
never evaluated: (d->pointerOutsidePressedControl = !d->pointerOutsidePressedControl)
0
437 d->pointerOutsidePressedControl = true; -
438 setRepeatAction(SliderNoAction); -
439 repaint(pr); -
440 } else {
never executed: }
0
441 d->activateControl(d->pressedControl); -
442 }
never executed: }
0
443 } -
444 }
never executed: }
0
445} -
446 -
447 -
448int QScrollBarPrivate::pixelPosToRangeValue(int pos) const -
449{ -
450 const QScrollBar * const q = q_func(); -
451 QStyleOptionSlider opt; -
452 q->initStyleOption(&opt); -
453 QRect gr = q->style()->subControlRect(QStyle::CC_ScrollBar, &opt, -
454 QStyle::SC_ScrollBarGroove, q); -
455 QRect sr = q->style()->subControlRect(QStyle::CC_ScrollBar, &opt, -
456 QStyle::SC_ScrollBarSlider, q); -
457 int sliderMin, sliderMax, sliderLength; -
458 -
459 if (orientation == Qt::Horizontal) {
evaluated: orientation == Qt::Horizontal
TRUEFALSE
yes
Evaluation Count:1
yes
Evaluation Count:3
1-3
460 sliderLength = sr.width(); -
461 sliderMin = gr.x(); -
462 sliderMax = gr.right() - sliderLength + 1; -
463 if (q->layoutDirection() == Qt::RightToLeft)
partially evaluated: q->layoutDirection() == Qt::RightToLeft
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:1
0-1
464 opt.upsideDown = !opt.upsideDown;
never executed: opt.upsideDown = !opt.upsideDown;
0
465 } else {
executed: }
Execution Count:1
1
466 sliderLength = sr.height(); -
467 sliderMin = gr.y(); -
468 sliderMax = gr.bottom() - sliderLength + 1; -
469 }
executed: }
Execution Count:3
3
470 -
471 return QStyle::sliderValueFromPosition(minimum, maximum, pos - sliderMin, 4
472 sliderMax - sliderMin, opt.upsideDown);
executed: return QStyle::sliderValueFromPosition(minimum, maximum, pos - sliderMin, sliderMax - sliderMin, opt.upsideDown);
Execution Count:4
4
473} -
474 -
475 -
476 -
477void QScrollBar::hideEvent(QHideEvent *) -
478{ -
479 QScrollBarPrivate * const d = d_func(); -
480 if (d->pressedControl) {
evaluated: d->pressedControl
TRUEFALSE
yes
Evaluation Count:1
yes
Evaluation Count:1027
1-1027
481 d->pressedControl = QStyle::SC_None; -
482 setRepeatAction(SliderNoAction); -
483 }
executed: }
Execution Count:1
1
484}
executed: }
Execution Count:1028
1028
485 -
486 -
487 -
488 -
489__attribute__((visibility("default"))) QStyleOptionSlider qt_qscrollbarStyleOption(QScrollBar *scrollbar) -
490{ -
491 QStyleOptionSlider opt; -
492 scrollbar->initStyleOption(&opt); -
493 return opt;
executed: return opt;
Execution Count:5
5
494} -
495 -
496 -
497 -
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