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39
40 #include "qfbwindow_p.h"
41 #include "qfbscreen_p.h"
42
43 #include <QtGui/QScreen>
44 #include <qpa/qwindowsysteminterface.h>
45
46 QT_BEGIN_NAMESPACE
47
48 static QBasicAtomicInt winIdGenerator = Q_BASIC_ATOMIC_INITIALIZER(0);
49
QFbWindow(QWindow * window)50 QFbWindow::QFbWindow(QWindow *window)
51 : QPlatformWindow(window), mBackingStore(0), mWindowState(Qt::WindowNoState)
52 {
53 mWindowId = winIdGenerator.fetchAndAddRelaxed(1) + 1;
54 }
55
~QFbWindow()56 QFbWindow::~QFbWindow()
57 {
58 }
59
platformScreen() const60 QFbScreen *QFbWindow::platformScreen() const
61 {
62 return static_cast<QFbScreen *>(window()->screen()->handle());
63 }
64
setGeometry(const QRect & rect)65 void QFbWindow::setGeometry(const QRect &rect)
66 {
67 // store previous geometry for screen update
68 mOldGeometry = geometry();
69
70 QWindowSystemInterface::handleGeometryChange(window(), rect);
71
72 QPlatformWindow::setGeometry(rect);
73
74 if (mOldGeometry != rect)
75 QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(0, 0), geometry().size()));
76 }
77
setVisible(bool visible)78 void QFbWindow::setVisible(bool visible)
79 {
80 QRect newGeom;
81 QFbScreen *fbScreen = platformScreen();
82 if (visible) {
83 bool convOk = false;
84 static bool envDisableForceFullScreen = qEnvironmentVariableIntValue("QT_QPA_FB_FORCE_FULLSCREEN", &convOk) == 0 && convOk;
85 const bool platformDisableForceFullScreen = fbScreen->flags().testFlag(QFbScreen::DontForceFirstWindowToFullScreen);
86 const bool forceFullScreen = !envDisableForceFullScreen && !platformDisableForceFullScreen && fbScreen->windowCount() == 0;
87 if (forceFullScreen || (mWindowState & Qt::WindowFullScreen))
88 newGeom = platformScreen()->geometry();
89 else if (mWindowState & Qt::WindowMaximized)
90 newGeom = platformScreen()->availableGeometry();
91 }
92 QPlatformWindow::setVisible(visible);
93
94 if (visible)
95 fbScreen->addWindow(this);
96 else
97 fbScreen->removeWindow(this);
98
99 if (!newGeom.isEmpty())
100 setGeometry(newGeom); // may or may not generate an expose
101
102 if (newGeom.isEmpty() || newGeom == mOldGeometry) {
103 // QWindow::isExposed() maps to QWindow::visible() by default so simply
104 // generating an expose event regardless of this being a show or hide is
105 // just what is needed here.
106 QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(0, 0), geometry().size()));
107 }
108 }
109
setWindowState(Qt::WindowStates state)110 void QFbWindow::setWindowState(Qt::WindowStates state)
111 {
112 QPlatformWindow::setWindowState(state);
113 mWindowState = state;
114 }
115
setWindowFlags(Qt::WindowFlags flags)116 void QFbWindow::setWindowFlags(Qt::WindowFlags flags)
117 {
118 mWindowFlags = flags;
119 }
120
windowFlags() const121 Qt::WindowFlags QFbWindow::windowFlags() const
122 {
123 return mWindowFlags;
124 }
125
raise()126 void QFbWindow::raise()
127 {
128 platformScreen()->raise(this);
129 QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(0, 0), geometry().size()));
130 }
131
lower()132 void QFbWindow::lower()
133 {
134 platformScreen()->lower(this);
135 QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(0, 0), geometry().size()));
136 }
137
repaint(const QRegion & region)138 void QFbWindow::repaint(const QRegion ®ion)
139 {
140 const QRect currentGeometry = geometry();
141 const QRect dirtyClient = region.boundingRect();
142 const QRect dirtyRegion = dirtyClient.translated(currentGeometry.topLeft());
143 const QRect oldGeometryLocal = mOldGeometry;
144 mOldGeometry = currentGeometry;
145 // If this is a move, redraw the previous location
146 if (oldGeometryLocal != currentGeometry)
147 platformScreen()->setDirty(oldGeometryLocal);
148 platformScreen()->setDirty(dirtyRegion);
149 }
150
151 QT_END_NAMESPACE
152