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qshapedpixmapdndwindow.cpp

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/home/qt/qt5_coco/qt5/qtbase/src/gui/kernel/qshapedpixmapdndwindow.cpp

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1 /**************************************************************************** -

2 ** -

4 ** Contact: https://www.qt.io/licensing/ -

5 ** -

6 ** This file is part of the plugins 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 The Qt Company. For licensing terms -

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15 ** information use the contact form at https://www.qt.io/contact-us. -

16 ** -

17 ** GNU Lesser General Public License Usage -

18 ** Alternatively, this file may be used under the terms of the GNU Lesser -

19 ** General Public License version 3 as published by the Free Software -

20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the -

21 ** packaging of this file. Please review the following information to -

22 ** ensure the GNU Lesser General Public License version 3 requirements -

23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -

24 ** -

25 ** GNU General Public License Usage -

26 ** Alternatively, this file may be used under the terms of the GNU -

27 ** General Public License version 2.0 or (at your option) the GNU General -

28 ** Public license version 3 or any later version approved by the KDE Free -

29 ** Qt Foundation. The licenses are as published by the Free Software -

30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -

31 ** included in the packaging of this file. Please review the following -

32 ** information to ensure the GNU General Public License requirements will -

33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and -

34 ** https://www.gnu.org/licenses/gpl-3.0.html. -

35 ** -

36 ** $QT_END_LICENSE$ -

37 ** -

38 ****************************************************************************/ -

39 -

40 #include "qshapedpixmapdndwindow_p.h" -

41 -

42 #include <QtGui/QPainter> -

43 #include <QtGui/QCursor> -

44 #include <QtGui/QGuiApplication> -

45 #include <QtGui/QPalette> -

46 #include <QtGui/QBitmap> -

47 -

48 QT_BEGIN_NAMESPACE -

49 -

50 QShapedPixmapWindow::QShapedPixmapWindow(QScreen *screen) -

51 : m_useCompositing(true) -

52 { -

53 setScreen(screen); -

54 QSurfaceFormat format; -

55 format.setAlphaBufferSize(8); -

56 setFormat(format); -

57 setFlags(Qt::ToolTip | Qt::FramelessWindowHint | Qt::X11BypassWindowManagerHint -

58 | Qt::WindowTransparentForInput | Qt::WindowDoesNotAcceptFocus); -

}

never executed: end of block

60 -

61 QShapedPixmapWindow::~QShapedPixmapWindow() -

62 { -

63 } -

64 -

65 void QShapedPixmapWindow::setPixmap(const QPixmap &pixmap) -

66 { -

67 m_pixmap = pixmap; -

if (!m_useCompositing) {

!m_useCompositing	Description
TRUE	never evaluated
FALSE	never evaluated

69 const QBitmap mask = m_pixmap.mask(); -

if (!mask.isNull()) {

!mask.isNull()	Description
TRUE	never evaluated
FALSE	never evaluated

if (!handle())

!handle()	Description
TRUE	never evaluated
FALSE	never evaluated

create();

never executed: create();

73 setMask(mask); -

}

never executed: end of block

}

never executed: end of block

}

never executed: end of block

77 -

78 void QShapedPixmapWindow::setHotspot(const QPoint &hotspot) -

79 { -

80 m_hotSpot = hotspot; -

}

never executed: end of block

82 -

83 void QShapedPixmapWindow::paintEvent(QPaintEvent *) -

84 { -

if (!m_pixmap.isNull()) {

!m_pixmap.isNull()	Description
TRUE	never evaluated
FALSE	never evaluated

86 const QRect rect(QPoint(0, 0), size()); -

87 QPainter painter(this); -

if (m_useCompositing)

m_useCompositing	Description
TRUE	never evaluated
FALSE	never evaluated

painter.setCompositionMode(QPainter::CompositionMode_Source);

never executed: painter.setCompositionMode(QPainter::CompositionMode_Source);

90 else -

painter.fillRect(rect, QGuiApplication::palette().base());

never executed: painter.fillRect(rect, QGuiApplication::palette().base());

92 painter.drawPixmap(rect, m_pixmap); -

}

never executed: end of block

}

never executed: end of block

95 -

96 void QShapedPixmapWindow::updateGeometry(const QPoint &pos) -

97 { -

98 QSize size(1, 1); -

if (!m_pixmap.isNull()) {

!m_pixmap.isNull()	Description
TRUE	never evaluated
FALSE	never evaluated

100

size = qFuzzyCompare(m_pixmap.devicePixelRatio(), qreal(1.0))

qFuzzyCompare(...), qreal(1.0))	Description
TRUE	never evaluated
FALSE	never evaluated

101 ? m_pixmap.size() -

102 : (QSizeF(m_pixmap.size()) / m_pixmap.devicePixelRatio()).toSize(); -

103

}

never executed: end of block

104 setGeometry(QRect(pos - m_hotSpot, size)); -

105

}

never executed: end of block

106 -

107 QT_END_NAMESPACE -

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