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| ** Copyright (C) 2016 The Qt Company Ltd. |
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| ** This file is part of the plugins of the Qt Toolkit. |
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| ****************************************************************************/ |
| |
| #include "qfbwindow_p.h" |
| #include "qfbscreen_p.h" |
| |
| #include <QtGui/QScreen> |
| #include <qpa/qwindowsysteminterface.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| static QBasicAtomicInt winIdGenerator = Q_BASIC_ATOMIC_INITIALIZER(0); |
| |
| QFbWindow::QFbWindow(QWindow *window) |
| : QPlatformWindow(window), mBackingStore(0), mWindowState(Qt::WindowNoState) |
| { |
| mWindowId = winIdGenerator.fetchAndAddRelaxed(1) + 1; |
| } |
| |
| QFbWindow::~QFbWindow() |
| { |
| } |
| |
| QFbScreen *QFbWindow::platformScreen() const |
| { |
| return static_cast<QFbScreen *>(window()->screen()->handle()); |
| } |
| |
| void QFbWindow::setGeometry(const QRect &rect) |
| { |
| // store previous geometry for screen update |
| mOldGeometry = geometry(); |
| |
| QWindowSystemInterface::handleGeometryChange(window(), rect); |
| |
| QPlatformWindow::setGeometry(rect); |
| |
| if (mOldGeometry != rect) |
| QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(0, 0), geometry().size())); |
| } |
| |
| void QFbWindow::setVisible(bool visible) |
| { |
| QRect newGeom; |
| QFbScreen *fbScreen = platformScreen(); |
| if (visible) { |
| bool convOk = false; |
| static bool envDisableForceFullScreen = qEnvironmentVariableIntValue("QT_QPA_FB_FORCE_FULLSCREEN", &convOk) == 0 && convOk; |
| const bool platformDisableForceFullScreen = fbScreen->flags().testFlag(QFbScreen::DontForceFirstWindowToFullScreen); |
| const bool forceFullScreen = !envDisableForceFullScreen && !platformDisableForceFullScreen && fbScreen->windowCount() == 0; |
| if (forceFullScreen || (mWindowState & Qt::WindowFullScreen)) |
| newGeom = platformScreen()->geometry(); |
| else if (mWindowState & Qt::WindowMaximized) |
| newGeom = platformScreen()->availableGeometry(); |
| } |
| QPlatformWindow::setVisible(visible); |
| |
| if (visible) |
| fbScreen->addWindow(this); |
| else |
| fbScreen->removeWindow(this); |
| |
| if (!newGeom.isEmpty()) |
| setGeometry(newGeom); // may or may not generate an expose |
| |
| if (newGeom.isEmpty() || newGeom == mOldGeometry) { |
| // QWindow::isExposed() maps to QWindow::visible() by default so simply |
| // generating an expose event regardless of this being a show or hide is |
| // just what is needed here. |
| QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(0, 0), geometry().size())); |
| } |
| } |
| |
| void QFbWindow::setWindowState(Qt::WindowStates state) |
| { |
| QPlatformWindow::setWindowState(state); |
| mWindowState = state; |
| } |
| |
| void QFbWindow::setWindowFlags(Qt::WindowFlags flags) |
| { |
| mWindowFlags = flags; |
| } |
| |
| Qt::WindowFlags QFbWindow::windowFlags() const |
| { |
| return mWindowFlags; |
| } |
| |
| void QFbWindow::raise() |
| { |
| platformScreen()->raise(this); |
| QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(0, 0), geometry().size())); |
| } |
| |
| void QFbWindow::lower() |
| { |
| platformScreen()->lower(this); |
| QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(0, 0), geometry().size())); |
| } |
| |
| void QFbWindow::repaint(const QRegion ®ion) |
| { |
| const QRect currentGeometry = geometry(); |
| const QRect dirtyClient = region.boundingRect(); |
| const QRect dirtyRegion = dirtyClient.translated(currentGeometry.topLeft()); |
| const QRect oldGeometryLocal = mOldGeometry; |
| mOldGeometry = currentGeometry; |
| // If this is a move, redraw the previous location |
| if (oldGeometryLocal != currentGeometry) |
| platformScreen()->setDirty(oldGeometryLocal); |
| platformScreen()->setDirty(dirtyRegion); |
| } |
| |
| QT_END_NAMESPACE |