kernel/qtooltip.cpp

Switch to Source codePreprocessed file
LineSource CodeCoverage
1 -
2 -
3 -
4 -
5 -
6 -
7 -
8 -
9class QTipLabel : public QLabel -
10{ -
11 public: template <typename T> inline void qt_check_for_QOBJECT_macro(const T &_q_argument) const { int i = qYouForgotTheQ_OBJECT_Macro(this, &_q_argument); i = i + 1; } static const QMetaObject staticMetaObject; virtual const QMetaObject *metaObject() const; virtual void *qt_metacast(const char *); static inline QString tr(const char *s, const char *c = 0, int n = -1) { return staticMetaObject.tr(s, c, n); } __attribute__ ((__deprecated__)) static inline QString trUtf8(const char *s, const char *c = 0, int n = -1) { return staticMetaObject.tr(s, c, n); } virtual int qt_metacall(QMetaObject::Call, int, void **); private: __attribute__((visibility("hidden"))) static void qt_static_metacall(QObject *, QMetaObject::Call, int, void **); struct QPrivateSignal {}; -
12public: -
13 QTipLabel(const QString &text, QWidget *w); -
14 ~QTipLabel(); -
15 static QTipLabel *instance; -
16 -
17 bool eventFilter(QObject *, QEvent *); -
18 -
19 QBasicTimer hideTimer, expireTimer; -
20 -
21 bool fadingOut; -
22 -
23 void reuseTip(const QString &text); -
24 void hideTip(); -
25 void hideTipImmediately(); -
26 void setTipRect(QWidget *w, const QRect &r); -
27 void restartExpireTimer(); -
28 bool tipChanged(const QPoint &pos, const QString &text, QObject *o); -
29 void placeTip(const QPoint &pos, QWidget *w); -
30 -
31 static int getTipScreen(const QPoint &pos, QWidget *w); -
32protected: -
33 void timerEvent(QTimerEvent *e); -
34 void paintEvent(QPaintEvent *e); -
35 void mouseMoveEvent(QMouseEvent *e); -
36 void resizeEvent(QResizeEvent *e); -
37 -
38 -
39public : -
40 -
41 -
42 -
43 void styleSheetParentDestroyed() { -
44 setProperty("_q_stylesheet_parent", QVariant()); -
45 styleSheetParent = 0; -
46 }
never executed: }
0
47 -
48private: -
49 QWidget *styleSheetParent; -
50 -
51 -
52private: -
53 QWidget *widget; -
54 QRect rect; -
55}; -
56 -
57QTipLabel *QTipLabel::instance = 0; -
58 -
59QTipLabel::QTipLabel(const QString &text, QWidget *w) -
60 -
61 : QLabel(w, Qt::ToolTip | Qt::BypassGraphicsProxyWidget), styleSheetParent(0), widget(0) -
62 -
63 -
64 -
65{ -
66 delete instance; -
67 instance = this; -
68 setForegroundRole(QPalette::ToolTipText); -
69 setBackgroundRole(QPalette::ToolTipBase); -
70 setPalette(QToolTip::palette()); -
71 ensurePolished(); -
72 setMargin(1 + style()->pixelMetric(QStyle::PM_ToolTipLabelFrameWidth, 0, this)); -
73 setFrameStyle(QFrame::NoFrame); -
74 setAlignment(Qt::AlignLeft); -
75 setIndent(1); -
76 (static_cast<QApplication *>(QCoreApplication::instance()))->installEventFilter(this); -
77 setWindowOpacity(style()->styleHint(QStyle::SH_ToolTipLabel_Opacity, 0, this) / 255.0); -
78 setMouseTracking(true); -
79 fadingOut = false; -
80 reuseTip(text); -
81}
executed: }
Execution Count:8
8
82 -
83void QTipLabel::restartExpireTimer() -
84{ -
85 int time = 10000 + 40 * qMax(0, text().length()-100); -
86 expireTimer.start(time, this); -
87 hideTimer.stop(); -
88}
executed: }
Execution Count:8
8
89 -
90void QTipLabel::reuseTip(const QString &text) -
91{ -
92 -
93 if (styleSheetParent){
partially evaluated: styleSheetParent
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:8
0-8
94 disconnect(styleSheetParent, "2""destroyed()", -
95 QTipLabel::instance, "1""styleSheetParentDestroyed()"); -
96 styleSheetParent = 0; -
97 }
never executed: }
0
98 -
99 -
100 setWordWrap(Qt::mightBeRichText(text)); -
101 setText(text); -
102 QFontMetrics fm(font()); -
103 QSize extra(1, 0); -
104 -
105 if (fm.descent() == 2 && fm.ascent() >= 11)
partially evaluated: fm.descent() == 2
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:8
never evaluated: fm.ascent() >= 11
0-8
106 ++extra.rheight();
never executed: ++extra.rheight();
0
107 resize(sizeHint() + extra); -
108 restartExpireTimer(); -
109}
executed: }
Execution Count:8
8
110 -
111void QTipLabel::paintEvent(QPaintEvent *ev) -
112{ -
113 QStylePainter p(this); -
114 QStyleOptionFrame opt; -
115 opt.init(this); -
116 p.drawPrimitive(QStyle::PE_PanelTipLabel, opt); -
117 p.end(); -
118 -
119 QLabel::paintEvent(ev); -
120}
executed: }
Execution Count:7
7
121 -
122void QTipLabel::resizeEvent(QResizeEvent *e) -
123{ -
124 QStyleHintReturnMask frameMask; -
125 QStyleOption option; -
126 option.init(this); -
127 if (style()->styleHint(QStyle::SH_ToolTip_Mask, &option, this, &frameMask))
partially evaluated: style()->styleHint(QStyle::SH_ToolTip_Mask, &option, this, &frameMask)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:15
0-15
128 setMask(frameMask.region);
never executed: setMask(frameMask.region);
0
129 -
130 QLabel::resizeEvent(e); -
131}
executed: }
Execution Count:15
15
132 -
133void QTipLabel::mouseMoveEvent(QMouseEvent *e) -
134{ -
135 if (rect.isNull())
never evaluated: rect.isNull()
0
136 return;
never executed: return;
0
137 QPoint pos = e->globalPos(); -
138 if (widget)
never evaluated: widget
0
139 pos = widget->mapFromGlobal(pos);
never executed: pos = widget->mapFromGlobal(pos);
0
140 if (!rect.contains(pos))
never evaluated: !rect.contains(pos)
0
141 hideTip();
never executed: hideTip();
0
142 QLabel::mouseMoveEvent(e); -
143}
never executed: }
0
144 -
145QTipLabel::~QTipLabel() -
146{ -
147 instance = 0; -
148}
executed: }
Execution Count:7
7
149 -
150void QTipLabel::hideTip() -
151{ -
152 if (!hideTimer.isActive())
never evaluated: !hideTimer.isActive()
0
153 hideTimer.start(300, this);
never executed: hideTimer.start(300, this);
0
154}
never executed: }
0
155 -
156void QTipLabel::hideTipImmediately() -
157{ -
158 close(); -
159 deleteLater(); -
160}
executed: }
Execution Count:5
5
161 -
162void QTipLabel::setTipRect(QWidget *w, const QRect &r) -
163{ -
164 if (!rect.isNull() && !w)
partially evaluated: !rect.isNull()
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:8
never evaluated: !w
0-8
165 QMessageLogger("kernel/qtooltip.cpp", 275, __PRETTY_FUNCTION__).warning("QToolTip::setTipRect: Cannot pass null widget if rect is set");
never executed: QMessageLogger("kernel/qtooltip.cpp", 275, __PRETTY_FUNCTION__).warning("QToolTip::setTipRect: Cannot pass null widget if rect is set");
0
166 else{ -
167 widget = w; -
168 rect = r; -
169 }
executed: }
Execution Count:8
8
170} -
171 -
172void QTipLabel::timerEvent(QTimerEvent *e) -
173{ -
174 if (e->timerId() == hideTimer.timerId()
never evaluated: e->timerId() == hideTimer.timerId()
0
175 || e->timerId() == expireTimer.timerId()){
never evaluated: e->timerId() == expireTimer.timerId()
0
176 hideTimer.stop(); -
177 expireTimer.stop(); -
178 hideTipImmediately(); -
179 -
180 }
never executed: }
0
181}
never executed: }
0
182 -
183bool QTipLabel::eventFilter(QObject *o, QEvent *e) -
184{ -
185 switch (e->type()) { -
186 case QEvent::Leave: -
187 hideTip(); -
188 break;
never executed: break;
0
189 case QEvent::WindowActivate: -
190 case QEvent::WindowDeactivate: -
191 case QEvent::MouseButtonPress: -
192 case QEvent::MouseButtonRelease: -
193 case QEvent::MouseButtonDblClick: -
194 case QEvent::FocusIn: -
195 case QEvent::FocusOut: -
196 case QEvent::Wheel: -
197 hideTipImmediately(); -
198 break;
executed: break;
Execution Count:5
5
199 -
200 case QEvent::MouseMove: -
201 if (o == widget && !rect.isNull() && !rect.contains(static_cast<QMouseEvent*>(e)->pos()))
partially evaluated: o == widget
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:4
never evaluated: !rect.isNull()
never evaluated: !rect.contains(static_cast<QMouseEvent*>(e)->pos())
0-4
202 hideTip();
never executed: hideTip();
0
203 default: -
204 break;
executed: break;
Execution Count:190
190
205 } -
206 return false;
executed: return false;
Execution Count:195
195
207} -
208 -
209int QTipLabel::getTipScreen(const QPoint &pos, QWidget *w) -
210{ -
211 if (QApplication::desktop()->isVirtualDesktop())
partially evaluated: QApplication::desktop()->isVirtualDesktop()
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:8
0-8
212 return QApplication::desktop()->screenNumber(pos);
never executed: return QApplication::desktop()->screenNumber(pos);
0
213 else -
214 return QApplication::desktop()->screenNumber(w);
executed: return QApplication::desktop()->screenNumber(w);
Execution Count:8
8
215} -
216 -
217void QTipLabel::placeTip(const QPoint &pos, QWidget *w) -
218{ -
219 -
220 if (testAttribute(Qt::WA_StyleSheet) || (w && qobject_cast<QStyleSheetStyle *>(w->style()))) {
partially evaluated: testAttribute(Qt::WA_StyleSheet)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:8
evaluated: w
TRUEFALSE
yes
Evaluation Count:7
yes
Evaluation Count:1
partially evaluated: qobject_cast<QStyleSheetStyle *>(w->style())
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:7
0-8
221 -
222 QTipLabel::instance->setProperty("_q_stylesheet_parent", QVariant::fromValue(w)); -
223 -
224 QTipLabel::instance->setStyleSheet(QLatin1String("/* */")); -
225 -
226 -
227 QTipLabel::instance->styleSheetParent = w; -
228 if (w) {
never evaluated: w
0
229 connect(w, "2""destroyed()", -
230 QTipLabel::instance, "1""styleSheetParentDestroyed()"); -
231 }
never executed: }
0
232 }
never executed: }
0
233 QRect screen = QApplication::desktop()->screenGeometry(getTipScreen(pos, w)); -
234 -
235 -
236 QPoint p = pos; -
237 p += QPoint(2, -
238 -
239 -
240 -
241 16 -
242 -
243 ); -
244 if (p.x() + this->width() > screen.x() + screen.width())
partially evaluated: p.x() + this->width() > screen.x() + screen.width()
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:8
0-8
245 p.rx() -= 4 + this->width();
never executed: p.rx() -= 4 + this->width();
0
246 if (p.y() + this->height() > screen.y() + screen.height())
partially evaluated: p.y() + this->height() > screen.y() + screen.height()
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:8
0-8
247 p.ry() -= 24 + this->height();
never executed: p.ry() -= 24 + this->height();
0
248 if (p.y() < screen.y())
partially evaluated: p.y() < screen.y()
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:8
0-8
249 p.setY(screen.y());
never executed: p.setY(screen.y());
0
250 if (p.x() + this->width() > screen.x() + screen.width())
partially evaluated: p.x() + this->width() > screen.x() + screen.width()
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:8
0-8
251 p.setX(screen.x() + screen.width() - this->width());
never executed: p.setX(screen.x() + screen.width() - this->width());
0
252 if (p.x() < screen.x())
partially evaluated: p.x() < screen.x()
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:8
0-8
253 p.setX(screen.x());
never executed: p.setX(screen.x());
0
254 if (p.y() + this->height() > screen.y() + screen.height())
partially evaluated: p.y() + this->height() > screen.y() + screen.height()
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:8
0-8
255 p.setY(screen.y() + screen.height() - this->height());
never executed: p.setY(screen.y() + screen.height() - this->height());
0
256 this->move(p); -
257}
executed: }
Execution Count:8
8
258 -
259bool QTipLabel::tipChanged(const QPoint &pos, const QString &text, QObject *o) -
260{ -
261 if (QTipLabel::instance->text() != text)
never evaluated: QTipLabel::instance->text() != text
0
262 return true;
never executed: return true;
0
263 -
264 if (o != widget)
never evaluated: o != widget
0
265 return true;
never executed: return true;
0
266 -
267 if (!rect.isNull())
never evaluated: !rect.isNull()
0
268 return !rect.contains(pos);
never executed: return !rect.contains(pos);
0
269 else -
270 return false;
never executed: return false;
0
271} -
272void QToolTip::showText(const QPoint &pos, const QString &text, QWidget *w, const QRect &rect) -
273{ -
274 if (QTipLabel::instance && QTipLabel::instance->isVisible()){
partially evaluated: QTipLabel::instance
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:10
never evaluated: QTipLabel::instance->isVisible()
0-10
275 if (text.isEmpty()){
never evaluated: text.isEmpty()
0
276 QTipLabel::instance->hideTip(); -
277 return;
never executed: return;
0
278 } -
279 else if (!QTipLabel::instance->fadingOut){
never evaluated: !QTipLabel::instance->fadingOut
0
280 -
281 -
282 QPoint localPos = pos; -
283 if (w)
never evaluated: w
0
284 localPos = w->mapFromGlobal(pos);
never executed: localPos = w->mapFromGlobal(pos);
0
285 if (QTipLabel::instance->tipChanged(localPos, text, w)){
never evaluated: QTipLabel::instance->tipChanged(localPos, text, w)
0
286 QTipLabel::instance->reuseTip(text); -
287 QTipLabel::instance->setTipRect(w, rect); -
288 QTipLabel::instance->placeTip(pos, w); -
289 }
never executed: }
0
290 return;
never executed: return;
0
291 } -
292 } -
293 -
294 if (!text.isEmpty()){
evaluated: !text.isEmpty()
TRUEFALSE
yes
Evaluation Count:8
yes
Evaluation Count:2
2-8
295 -
296 new QTipLabel(text, w); -
297 -
298 -
299 -
300 -
301 -
302 QTipLabel::instance->setTipRect(w, rect); -
303 QTipLabel::instance->placeTip(pos, w); -
304 QTipLabel::instance->setObjectName(QLatin1String("qtooltip_label")); -
305 -
306 -
307 -
308 if (QApplication::isEffectEnabled(Qt::UI_FadeTooltip))
partially evaluated: QApplication::isEffectEnabled(Qt::UI_FadeTooltip)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:8
0-8
309 qFadeEffect(QTipLabel::instance);
never executed: qFadeEffect(QTipLabel::instance);
0
310 else if (QApplication::isEffectEnabled(Qt::UI_AnimateTooltip))
partially evaluated: QApplication::isEffectEnabled(Qt::UI_AnimateTooltip)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:8
0-8
311 qScrollEffect(QTipLabel::instance);
never executed: qScrollEffect(QTipLabel::instance);
0
312 else -
313 QTipLabel::instance->show();
executed: QTipLabel::instance->show();
Execution Count:8
8
314 -
315 -
316 -
317 } -
318}
executed: }
Execution Count:10
10
319 -
320 -
321 -
322 -
323 -
324 -
325 -
326void QToolTip::showText(const QPoint &pos, const QString &text, QWidget *w) -
327{ -
328 QToolTip::showText(pos, text, w, QRect()); -
329}
executed: }
Execution Count:10
10
330bool QToolTip::isVisible() -
331{ -
332 return (QTipLabel::instance != 0 && QTipLabel::instance->isVisible());
executed: return (QTipLabel::instance != 0 && QTipLabel::instance->isVisible());
Execution Count:24
24
333} -
334 -
335 -
336 -
337 -
338 -
339 -
340 -
341QString QToolTip::text() -
342{ -
343 if (QTipLabel::instance)
never evaluated: QTipLabel::instance
0
344 return QTipLabel::instance->text();
never executed: return QTipLabel::instance->text();
0
345 return QString();
never executed: return QString();
0
346} -
347 -
348 -
349static QPalette *tooltip_palette() { static QGlobalStatic<QPalette > thisGlobalStatic = { { (0) }, false }; if (!thisGlobalStatic.pointer.load() && !thisGlobalStatic.destroyed) { QPalette *x = new QPalette; if (!thisGlobalStatic.pointer.testAndSetOrdered(0, x)) delete x; else static QGlobalStaticDeleter<QPalette > cleanup(thisGlobalStatic); } return thisGlobalStatic.pointer.load(); }
evaluated: !thisGlobalStatic.pointer.load()
TRUEFALSE
yes
Evaluation Count:2
yes
Evaluation Count:7
partially evaluated: !thisGlobalStatic.destroyed
TRUEFALSE
yes
Evaluation Count:2
no
Evaluation Count:0
never executed: delete x;
executed: return thisGlobalStatic.pointer.load();
Execution Count:9
partially evaluated: !thisGlobalStatic.pointer.testAndSetOrdered(0, x)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:2
0-9
350 -
351 -
352 -
353 -
354 -
355 -
356 -
357QPalette QToolTip::palette() -
358{ -
359 return *tooltip_palette();
executed: return *tooltip_palette();
Execution Count:8
8
360} -
361 -
362 -
363 -
364 -
365 -
366 -
367QFont QToolTip::font() -
368{ -
369 return QApplication::font("QTipLabel");
never executed: return QApplication::font("QTipLabel");
0
370} -
371void QToolTip::setPalette(const QPalette &palette) -
372{ -
373 *tooltip_palette() = palette; -
374 if (QTipLabel::instance)
partially evaluated: QTipLabel::instance
TRUEFALSE
yes
Evaluation Count:1
no
Evaluation Count:0
0-1
375 QTipLabel::instance->setPalette(palette);
executed: QTipLabel::instance->setPalette(palette);
Execution Count:1
1
376}
executed: }
Execution Count:1
1
377 -
378 -
379 -
380 -
381 -
382 -
383void QToolTip::setFont(const QFont &font) -
384{ -
385 QApplication::setFont(font, "QTipLabel"); -
386}
never executed: }
0
387 -
388 -
389 -
390 -
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