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e3f57c4d94
gecko-dev/widget/qt/nsWindow.cpp
Wes Kocher e3f57c4d94 Backed out 9 changesets (bug 602787) on suspicion of breaking mochitest-metro on a CLOSED TREE 
Backed out changeset 1730bcae2c45 (bug 602787)
Backed out changeset 70606b9b1e42 (bug 602787)
Backed out changeset 57ca2861ea30 (bug 602787)
Backed out changeset 3b9f1062d915 (bug 602787)
Backed out changeset 3ee56eacc84b (bug 602787)
Backed out changeset 1c35693be3d3 (bug 602787)
Backed out changeset ef095c3aef98 (bug 602787)
Backed out changeset 4827bdae97fd (bug 602787)
Backed out changeset fa0f355e7871 (bug 602787)
2013-10-22 13:11:53 -04:00

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim:expandtab:shiftwidth=4:tabstop=4:
*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/MiscEvents.h"
#include "mozilla/MouseEvents.h"
#include "mozilla/TextEvents.h"
#include "mozilla/TouchEvents.h"
#include "mozilla/Util.h"
#include <QApplication>
#include <QDesktopWidget>
#include <QtGui/QCursor>
#include <QIcon>
#include <QGraphicsScene>
#include <QGraphicsView>
#include <QGraphicsSceneContextMenuEvent>
#include <QGraphicsSceneDragDropEvent>
#include <QGraphicsSceneMouseEvent>
#include <QGraphicsSceneHoverEvent>
#include <QGraphicsSceneWheelEvent>
#include <QGraphicsSceneResizeEvent>
#include <QStyleOptionGraphicsItem>
#include <QPaintEngine>
#include <QMimeData>
#include "mozqglwidgetwrapper.h"
#include <QtCore/QDebug>
#include <QtCore/QEvent>
#include <QtCore/QVariant>
#include <algorithm>
#if (QT_VERSION >= QT_VERSION_CHECK(4, 6, 0))
#include <QPinchGesture>
#include <QGestureRecognizer>
#include "mozSwipeGesture.h"
static Qt::GestureType gSwipeGestureId = Qt::CustomGesture;
// How many milliseconds mouseevents are blocked after receiving
// multitouch.
static const float GESTURES_BLOCK_MOUSE_FOR = 200;
#ifdef MOZ_ENABLE_QTMOBILITY
#include <QtSensors/QOrientationSensor>
using namespace QtMobility;
#endif // MOZ_ENABLE_QTMOBILITY
#endif // QT version check 4.6
#ifdef MOZ_X11
#include <X11/Xlib.h>
#endif //MOZ_X11
#include "nsXULAppAPI.h"
#include "prlink.h"
#include "nsWindow.h"
#include "mozqwidget.h"
#ifdef MOZ_ENABLE_QTMOBILITY
#include "mozqorientationsensorfilter.h"
#endif
#include "nsIdleService.h"
#include "nsRenderingContext.h"
#include "nsIRollupListener.h"
#include "nsWidgetsCID.h"
#include "nsQtKeyUtils.h"
#include "mozilla/Services.h"
#include "mozilla/Preferences.h"
#include "mozilla/Likely.h"
#include "mozilla/layers/LayersTypes.h"
#include "nsIWidgetListener.h"
#include "nsIStringBundle.h"
#include "nsGfxCIID.h"
#include "imgIContainer.h"
#include "nsGfxCIID.h"
#include "nsIInterfaceRequestorUtils.h"
#include "nsAutoPtr.h"
#include "gfxQtPlatform.h"
#ifdef MOZ_X11
#include "gfxXlibSurface.h"
#endif
#include "gfxQPainterSurface.h"
#include "gfxContext.h"
#include "gfxImageSurface.h"
#include "nsIDOMSimpleGestureEvent.h" //Gesture support
#include "nsIDOMWheelEvent.h"
#ifdef MOZ_X11
#include "keysym2ucs.h"
#endif
#include "gfxUtils.h"
#include "Layers.h"
#include "GLContextProvider.h"
#include "LayerManagerOGL.h"
#include "nsFastStartupQt.h"
// If embedding clients want to create widget without real parent window
// then nsIBaseWindow->Init() should have parent argument equal to PARENTLESS_WIDGET
#define PARENTLESS_WIDGET (void*)0x13579
#include "nsShmImage.h"
extern "C" {
#define PIXMAN_DONT_DEFINE_STDINT
#include "pixman.h"
}
using namespace mozilla;
using namespace mozilla::widget;
using mozilla::gl::GLContext;
using mozilla::layers::LayerManagerOGL;
// Cached offscreen surface
static nsRefPtr<gfxASurface> gBufferSurface;
#ifdef MOZ_HAVE_SHMIMAGE
// If we're using xshm rendering, mThebesSurface wraps gShmImage
nsRefPtr<nsShmImage> gShmImage;
#endif
static int gBufferPixmapUsageCount = 0;
static gfxIntSize gBufferMaxSize(0, 0);
// initialization static functions
static nsresult initialize_prefs (void);
static NS_DEFINE_IID(kCDragServiceCID, NS_DRAGSERVICE_CID);
#define NS_WINDOW_TITLE_MAX_LENGTH 4095
#define kWindowPositionSlop 20
// Qt
static const int WHEEL_DELTA = 120;
static bool gGlobalsInitialized = false;
static bool
is_mouse_in_window (MozQWidget* aWindow, double aMouseX, double aMouseY);
static bool sAltGrModifier = false;
#ifdef MOZ_ENABLE_QTMOBILITY
static QOrientationSensor *gOrientation = nullptr;
static MozQOrientationSensorFilter gOrientationFilter;
#endif
static bool
isContextMenuKeyEvent(const QKeyEvent *qe)
{
uint32_t kc = QtKeyCodeToDOMKeyCode(qe->key());
if (qe->modifiers() & (Qt::ControlModifier | Qt::AltModifier | Qt::MetaModifier))
return false;
bool isShift = qe->modifiers() & Qt::ShiftModifier;
return (kc == NS_VK_F10 && isShift) ||
(kc == NS_VK_CONTEXT_MENU && !isShift);
}
static void
InitKeyEvent(WidgetKeyboardEvent &aEvent, QKeyEvent *aQEvent)
{
aEvent.InitBasicModifiers(aQEvent->modifiers() & Qt::ControlModifier,
aQEvent->modifiers() & Qt::AltModifier,
aQEvent->modifiers() & Qt::ShiftModifier,
aQEvent->modifiers() & Qt::MetaModifier);
aEvent.time = 0;
if (sAltGrModifier) {
aEvent.modifiers |= (MODIFIER_CONTROL | MODIFIER_ALT);
}
// The transformations above and in qt for the keyval are not invertible
// so link to the QKeyEvent (which will vanish soon after return from the
// event callback) to give plugins access to hardware_keycode and state.
// (An XEvent would be nice but the QKeyEvent is good enough.)
aEvent.pluginEvent = (void *)aQEvent;
}
nsWindow::nsWindow()
{
LOG(("%s [%p]\n", __PRETTY_FUNCTION__, (void *)this));
mIsTopLevel = false;
mIsDestroyed = false;
mIsShown = false;
mEnabled = true;
mWidget = nullptr;
mIsVisible = false;
mActivatePending = false;
mWindowType = eWindowType_child;
mSizeState = nsSizeMode_Normal;
mLastSizeMode = nsSizeMode_Normal;
mPluginType = PluginType_NONE;
mQCursor = Qt::ArrowCursor;
mNeedsResize = false;
mNeedsMove = false;
mListenForResizes = false;
mNeedsShow = false;
mGesturesCancelled = false;
mTimerStarted = false;
mPinchEvent.needDispatch = false;
mMoveEvent.needDispatch = false;
if (!gGlobalsInitialized) {
gfxPlatform::GetPlatform();
gGlobalsInitialized = true;
// It's OK if either of these fail, but it may not be one day.
initialize_prefs();
}
memset(mKeyDownFlags, 0, sizeof(mKeyDownFlags));
mIsTransparent = false;
mCursor = eCursor_standard;
gBufferPixmapUsageCount++;
#if (QT_VERSION > QT_VERSION_CHECK(4,6,0))
if (gSwipeGestureId == Qt::CustomGesture) {
// QGestureRecognizer takes ownership
MozSwipeGestureRecognizer* swipeRecognizer = new MozSwipeGestureRecognizer;
gSwipeGestureId = QGestureRecognizer::registerRecognizer(swipeRecognizer);
}
#endif
}
static inline gfxImageFormat
_depth_to_gfximage_format(int32_t aDepth)
{
switch (aDepth) {
case 32:
return gfxImageFormatARGB32;
case 24:
return gfxImageFormatRGB24;
case 16:
return gfxImageFormatRGB16_565;
default:
return gfxImageFormatUnknown;
}
}
static inline QImage::Format
_gfximage_to_qformat(gfxImageFormat aFormat)
{
switch (aFormat) {
case gfxImageFormatARGB32:
return QImage::Format_ARGB32_Premultiplied;
case gfxImageFormatRGB24:
return QImage::Format_ARGB32;
case gfxImageFormatRGB16_565:
return QImage::Format_RGB16;
default:
return QImage::Format_Invalid;
}
}
static bool
UpdateOffScreenBuffers(int aDepth, QSize aSize, QWidget* aWidget = nullptr)
{
gfxIntSize size(aSize.width(), aSize.height());
if (gBufferSurface) {
if (gBufferMaxSize.width < size.width ||
gBufferMaxSize.height < size.height) {
gBufferSurface = nullptr;
} else
return true;
}
gBufferMaxSize.width = std::max(gBufferMaxSize.width, size.width);
gBufferMaxSize.height = std::max(gBufferMaxSize.height, size.height);
// Check if system depth has related gfxImage format
gfxImageFormat format =
_depth_to_gfximage_format(aDepth);
// Use fallback RGB24 format, Qt will do conversion for us
if (format == gfxImageFormatUnknown)
format = gfxImageFormatRGB24;
#ifdef MOZ_HAVE_SHMIMAGE
if (aWidget) {
if (gfxPlatform::GetPlatform()->ScreenReferenceSurface()->GetType() ==
gfxSurfaceTypeImage) {
gShmImage = nsShmImage::Create(gBufferMaxSize,
DefaultVisualOfScreen(gfxQtPlatform::GetXScreen(aWidget)),
aDepth);
gBufferSurface = gShmImage->AsSurface();
return true;
}
}
#endif
gBufferSurface = gfxPlatform::GetPlatform()->
CreateOffscreenSurface(gBufferMaxSize, gfxASurface::ContentFromFormat(format));
return true;
}
nsWindow::~nsWindow()
{
LOG(("%s [%p]\n", __PRETTY_FUNCTION__, (void *)this));
Destroy();
}
/* static */ void
nsWindow::ReleaseGlobals()
{
}
NS_IMPL_ISUPPORTS_INHERITED1(nsWindow, nsBaseWidget, nsISupportsWeakReference)
NS_IMETHODIMP
nsWindow::ConfigureChildren(const nsTArray<nsIWidget::Configuration>& aConfigurations)
{
for (uint32_t i = 0; i < aConfigurations.Length(); ++i) {
const Configuration& configuration = aConfigurations[i];
nsWindow* w = static_cast<nsWindow*>(configuration.mChild);
NS_ASSERTION(w->GetParent() == this,
"Configured widget is not a child");
if (w->mBounds.Size() != configuration.mBounds.Size()) {
w->Resize(configuration.mBounds.x, configuration.mBounds.y,
configuration.mBounds.width, configuration.mBounds.height,
true);
} else if (w->mBounds.TopLeft() != configuration.mBounds.TopLeft()) {
w->Move(configuration.mBounds.x, configuration.mBounds.y);
}
}
return NS_OK;
}
NS_IMETHODIMP
nsWindow::Destroy(void)
{
if (mIsDestroyed || !mWidget)
return NS_OK;
LOG(("nsWindow::Destroy [%p]\n", (void *)this));
mIsDestroyed = true;
if (gBufferPixmapUsageCount &&
--gBufferPixmapUsageCount == 0) {
gBufferSurface = nullptr;
#ifdef MOZ_HAVE_SHMIMAGE
gShmImage = nullptr;
#endif
#ifdef MOZ_ENABLE_QTMOBILITY
if (gOrientation) {
gOrientation->removeFilter(&gOrientationFilter);
gOrientation->stop();
delete gOrientation;
gOrientation = nullptr;
}
#endif
}
/** Need to clean our LayerManager up while still alive */
if (mLayerManager) {
nsRefPtr<GLContext> gl = nullptr;
if (mLayerManager->GetBackendType() == mozilla::layers::LAYERS_OPENGL) {
LayerManagerOGL *ogllm = static_cast<LayerManagerOGL*>(mLayerManager.get());
gl = ogllm->gl();
}
mLayerManager->Destroy();
if (gl) {
gl->MarkDestroyed();
}
}
mLayerManager = nullptr;
// It is safe to call DestroyeCompositor several times (here and
// in the parent class) since it will take effect only once.
// The reason we call it here is because on gtk platforms we need
// to destroy the compositor before we destroy the gdk window (which
// destroys the the gl context attached to it).
DestroyCompositor();
ClearCachedResources();
nsIRollupListener* rollupListener = nsBaseWidget::GetActiveRollupListener();
if (rollupListener) {
nsCOMPtr<nsIWidget> rollupWidget = rollupListener->GetRollupWidget();
if (static_cast<nsIWidget *>(this) == rollupWidget) {
rollupListener->Rollup(0, nullptr);
}
}
Show(false);
// walk the list of children and call destroy on them. Have to be
// careful, though -- calling destroy on a kid may actually remove
// it from our child list, losing its sibling links.
for (nsIWidget* kid = mFirstChild; kid; ) {
nsIWidget* next = kid->GetNextSibling();
kid->Destroy();
kid = next;
}
// Destroy thebes surface now. Badness can happen if we destroy
// the surface after its X Window.
mThebesSurface = nullptr;
QWidget *view = nullptr;
QGraphicsScene *scene = nullptr;
if (mWidget) {
if (mIsTopLevel) {
view = GetViewWidget();
scene = mWidget->scene();
}
mWidget->dropReceiver();
// Call deleteLater instead of delete; Qt still needs the object
// to be valid even after sending it a Close event. We could
// also set WA_DeleteOnClose, but this gives us more control.
mWidget->deleteLater();
}
mWidget = nullptr;
OnDestroy();
// tear down some infrastructure after all event handling is finished
delete scene;
delete view;
return NS_OK;
}
void
nsWindow::ClearCachedResources()
{
if (mLayerManager &&
mLayerManager->GetBackendType() == mozilla::layers::LAYERS_BASIC) {
statimLayerManager->ClearCachedResources();
}
for (nsIWidget* kid = mFirstChild; kid; ) {
nsIWidget* next = kid->GetNextSibling();
static_cast<nsWindow*>(kid)->ClearCachedResources();
kid = next;
}
}
NS_IMETHODIMP
nsWindow::SetParent(nsIWidget *aNewParent)
{
NS_ENSURE_ARG_POINTER(aNewParent);
nsCOMPtr<nsIWidget> kungFuDeathGrip(this);
nsIWidget* parent = GetParent();
if (parent) {
parent->RemoveChild(this);
}
ReparentNativeWidget(aNewParent);
aNewParent->AddChild(this);
return NS_OK;
}
NS_IMETHODIMP
nsWindow::ReparentNativeWidget(nsIWidget *aNewParent)
{
NS_PRECONDITION(aNewParent, "");
MozQWidget* newParent = static_cast<MozQWidget*>(aNewParent->GetNativeData(NS_NATIVE_WINDOW));
NS_ASSERTION(newParent, "Parent widget has a null native window handle");
if (mWidget) {
mWidget->setParentItem(newParent);
}
return NS_OK;
}
NS_IMETHODIMP
nsWindow::SetModal(bool aModal)
{
LOG(("nsWindow::SetModal [%p] %d, widget[%p]\n", (void *)this, aModal, mWidget));
if (mWidget)
mWidget->setModal(aModal);
return NS_OK;
}
bool
nsWindow::IsVisible() const
{
return mIsShown;
}
NS_IMETHODIMP
nsWindow::ConstrainPosition(bool aAllowSlop, int32_t *aX, int32_t *aY)
{
if (mWidget) {
int32_t screenWidth = QApplication::desktop()->width();
int32_t screenHeight = QApplication::desktop()->height();
if (aAllowSlop) {
if (*aX < (kWindowPositionSlop - mBounds.width))
*aX = kWindowPositionSlop - mBounds.width;
if (*aX > (screenWidth - kWindowPositionSlop))
*aX = screenWidth - kWindowPositionSlop;
if (*aY < (kWindowPositionSlop - mBounds.height))
*aY = kWindowPositionSlop - mBounds.height;
if (*aY > (screenHeight - kWindowPositionSlop))
*aY = screenHeight - kWindowPositionSlop;
} else {
if (*aX < 0)
*aX = 0;
if (*aX > (screenWidth - mBounds.width))
*aX = screenWidth - mBounds.width;
if (*aY < 0)
*aY = 0;
if (*aY > (screenHeight - mBounds.height))
*aY = screenHeight - mBounds.height;
}
}
return NS_OK;
}
NS_IMETHODIMP
nsWindow::Move(double aX, double aY)
{
LOG(("nsWindow::Move [%p] %f %f\n", (void *)this,
aX, aY));
int32_t x = NSToIntRound(aX);
int32_t y = NSToIntRound(aY);
if (mIsTopLevel) {
SetSizeMode(nsSizeMode_Normal);
}
if (x == mBounds.x && y == mBounds.y)
return NS_OK;
mNeedsMove = false;
// update the bounds
QPointF pos( x, y );
if (mIsTopLevel) {
QWidget *widget = GetViewWidget();
NS_ENSURE_TRUE(widget, NS_OK);
widget->move(x, y);
}
else if (mWidget) {
// the position of the widget is set relative to the parent
// so we map the coordinates accordingly
pos = mWidget->mapFromScene(pos);
pos = mWidget->mapToParent(pos);
mWidget->setPos(pos);
}
mBounds.x = pos.x();
mBounds.y = pos.y();
NotifyRollupGeometryChange();
return NS_OK;
}
NS_IMETHODIMP
nsWindow::PlaceBehind(nsTopLevelWidgetZPlacement aPlacement,
nsIWidget *aWidget,
bool aActivate)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
nsWindow::SetSizeMode(int32_t aMode)
{
nsresult rv;
LOG(("nsWindow::SetSizeMode [%p] %d\n", (void *)this, aMode));
if (aMode != nsSizeMode_Minimized) {
GetViewWidget()->activateWindow();
}
// Save the requested state.
rv = nsBaseWidget::SetSizeMode(aMode);
// return if there's no shell or our current state is the same as
// the mode we were just set to.
if (!mWidget || mSizeState == mSizeMode) {
return rv;
}
QWidget *widget = GetViewWidget();
NS_ENSURE_TRUE(widget, NS_ERROR_FAILURE);
switch (aMode) {
case nsSizeMode_Maximized:
widget->showMaximized();
break;
case nsSizeMode_Minimized:
widget->showMinimized();
break;
case nsSizeMode_Fullscreen:
widget->showFullScreen();
break;
default:
// nsSizeMode_Normal, really.
widget->showNormal();
break;
}
mSizeState = mSizeMode;
return rv;
}
// Helper function to recursively find the first parent item that
// is still visible (QGraphicsItem can be hidden even if they are
// set to visible if one of their ancestors is invisible)
static void find_first_visible_parent(QGraphicsItem* aItem, QGraphicsItem*& aVisibleItem)
{
NS_ENSURE_TRUE_VOID(aItem);
aVisibleItem = nullptr;
QGraphicsItem* parItem = nullptr;
while (!aVisibleItem) {
if (aItem->isVisible())
aVisibleItem = aItem;
else {
parItem = aItem->parentItem();
if (parItem)
aItem = parItem;
else {
aItem->setVisible(true);
aVisibleItem = aItem;
}
}
}
}
NS_IMETHODIMP
nsWindow::SetFocus(bool aRaise)
{
// Make sure that our owning widget has focus. If it doesn't try to
// grab it. Note that we don't set our focus flag in this case.
LOGFOCUS((" SetFocus [%p]\n", (void *)this));
if (!mWidget)
return NS_ERROR_FAILURE;
if (mWidget->hasFocus())
return NS_OK;
// Because QGraphicsItem cannot get the focus if they are
// invisible, we look up the chain, for the lowest visible
// parent and focus that one
QGraphicsItem* realFocusItem = nullptr;
find_first_visible_parent(mWidget, realFocusItem);
if (!realFocusItem || realFocusItem->hasFocus())
return NS_OK;
if (aRaise) {
// the raising has to happen on the view widget
QWidget *widget = GetViewWidget();
if (widget)
widget->raise();
realFocusItem->setFocus(Qt::ActiveWindowFocusReason);
}
else
realFocusItem->setFocus(Qt::OtherFocusReason);
// XXXndeakin why is this here? It should dispatch only when the OS
// notifies us.
DispatchActivateEvent();
return NS_OK;
}
NS_IMETHODIMP
nsWindow::GetScreenBounds(nsIntRect &aRect)
{
aRect = nsIntRect(nsIntPoint(0, 0), mBounds.Size());
if (mIsTopLevel) {
QWidget *widget = GetViewWidget();
NS_ENSURE_TRUE(widget, NS_OK);
QPoint pos = widget->pos();
aRect.MoveTo(pos.x(), pos.y());
}
else {
aRect.MoveTo(WidgetToScreenOffset());
}
LOG(("GetScreenBounds %d %d | %d %d | %d %d\n",
aRect.x, aRect.y,
mBounds.width, mBounds.height,
aRect.width, aRect.height));
return NS_OK;
}
NS_IMETHODIMP
nsWindow::SetForegroundColor(const nscolor &aColor)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
nsWindow::SetBackgroundColor(const nscolor &aColor)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
nsWindow::SetCursor(nsCursor aCursor)
{
if (mCursor == aCursor)
return NS_OK;
mCursor = aCursor;
if (mWidget)
mWidget->SetCursor(mCursor);
return NS_OK;
}
NS_IMETHODIMP
nsWindow::SetCursor(imgIContainer* aCursor,
uint32_t aHotspotX, uint32_t aHotspotY)
{
return NS_ERROR_NOT_AVAILABLE;
}
NS_IMETHODIMP
nsWindow::Invalidate(const nsIntRect &aRect)
{
LOGDRAW(("Invalidate (rect) [%p,%p]: %d %d %d %d\n", (void *)this,
(void*)mWidget,aRect.x, aRect.y, aRect.width, aRect.height));
if (!mWidget)
return NS_OK;
mDirtyScrollArea = mDirtyScrollArea.united(QRect(aRect.x, aRect.y, aRect.width, aRect.height));
mWidget->update(aRect.x, aRect.y, aRect.width, aRect.height);
return NS_OK;
}
// Returns the graphics view widget for this nsWindow by iterating
// the chain of parents until a toplevel window with a view/scene is found.
// (This function always returns something or asserts if the precondition
// is not met)
QWidget* nsWindow::GetViewWidget()
{
NS_ASSERTION(mWidget, "Calling GetViewWidget without mWidget created");
if (!mWidget || !mWidget->scene() || !mWidget->scene()->views().size())
return nullptr;
NS_ASSERTION(mWidget->scene()->views().size() == 1, "Not exactly one view for our scene!");
return mWidget->scene()->views()[0];
}
void*
nsWindow::GetNativeData(uint32_t aDataType)
{
switch (aDataType) {
case NS_NATIVE_WINDOW:
case NS_NATIVE_WIDGET: {
if (!mWidget)
return nullptr;
return mWidget;
break;
}
case NS_NATIVE_PLUGIN_PORT:
return SetupPluginPort();
break;
case NS_NATIVE_DISPLAY:
{
#ifdef MOZ_X11
return gfxQtPlatform::GetXDisplay(GetViewWidget());
#else
return nullptr;
#endif
}
break;
case NS_NATIVE_GRAPHIC: {
return nullptr;
break;
}
case NS_NATIVE_SHELLWIDGET: {
QWidget* widget = nullptr;
if (mWidget && mWidget->scene())
widget = mWidget->scene()->views()[0]->viewport();
return (void *) widget;
}
case NS_NATIVE_SHAREABLE_WINDOW: {
QWidget *widget = GetViewWidget();
return widget ? (void*)widget->winId() : nullptr;
}
default:
NS_WARNING("nsWindow::GetNativeData called with bad value");
return nullptr;
}
}
NS_IMETHODIMP
nsWindow::SetTitle(const nsAString& aTitle)
{
QString qStr(QString::fromUtf16(aTitle.BeginReading(), aTitle.Length()));
if (mIsTopLevel) {
QWidget *widget = GetViewWidget();
if (widget)
widget->setWindowTitle(qStr);
}
else if (mWidget)
mWidget->setWindowTitle(qStr);
return NS_OK;
}
NS_IMETHODIMP
nsWindow::SetIcon(const nsAString& aIconSpec)
{
if (!mWidget)
return NS_OK;
nsCOMPtr<nsIFile> iconFile;
nsAutoCString path;
nsTArray<nsCString> iconList;
// Look for icons with the following suffixes appended to the base name.
// The last two entries (for the old XPM format) will be ignored unless
// no icons are found using the other suffixes. XPM icons are depricated.
const char extensions[6][7] = { ".png", "16.png", "32.png", "48.png",
".xpm", "16.xpm" };
for (uint32_t i = 0; i < ArrayLength(extensions); i++) {
// Don't bother looking for XPM versions if we found a PNG.
if (i == ArrayLength(extensions) - 2 && iconList.Length())
break;
nsAutoString extension;
extension.AppendASCII(extensions[i]);
ResolveIconName(aIconSpec, extension, getter_AddRefs(iconFile));
if (iconFile) {
iconFile->GetNativePath(path);
iconList.AppendElement(path);
}
}
// leave the default icon intact if no matching icons were found
if (iconList.Length() == 0)
return NS_OK;
return SetWindowIconList(iconList);
}
nsIntPoint
nsWindow::WidgetToScreenOffset()
{
NS_ENSURE_TRUE(mWidget, nsIntPoint(0,0));
QPointF origin(0, 0);
origin = mWidget->mapToScene(origin);
return nsIntPoint(origin.x(), origin.y());
}
NS_IMETHODIMP
nsWindow::EnableDragDrop(bool aEnable)
{
mWidget->setAcceptDrops(aEnable);
return NS_OK;
}
NS_IMETHODIMP
nsWindow::CaptureMouse(bool aCapture)
{
LOG(("CaptureMouse %p\n", (void *)this));
if (!mWidget)
return NS_OK;
QWidget *widget = GetViewWidget();
NS_ENSURE_TRUE(widget, NS_ERROR_FAILURE);
if (aCapture)
widget->grabMouse();
else
widget->releaseMouse();
return NS_OK;
}
NS_IMETHODIMP
nsWindow::CaptureRollupEvents(nsIRollupListener *aListener,
bool aDoCapture)
{
if (!mWidget)
return NS_OK;
LOG(("CaptureRollupEvents %p\n", (void *)this));
gRollupListener = aDoCapture ? aListener : nullptr;
return NS_OK;
}
bool
nsWindow::CheckForRollup(double aMouseX, double aMouseY,
bool aIsWheel)
{
nsIRollupListener* rollupListener = GetActiveRollupListener();
nsCOMPtr<nsIWidget> rollupWidget;
if (rollupListener) {
rollupWidget = rollupListener->GetRollupWidget();
}
if (!rollupWidget) {
nsBaseWidget::gRollupListener = nullptr;
return false;
}
bool retVal = false;
MozQWidget *currentPopup =
(MozQWidget *)rollupWidget->GetNativeData(NS_NATIVE_WINDOW);
if (!is_mouse_in_window(currentPopup, aMouseX, aMouseY)) {
bool rollup = true;
if (aIsWheel) {
rollup = rollupListener->ShouldRollupOnMouseWheelEvent();
retVal = true;
}
// if we're dealing with menus, we probably have submenus and
// we don't want to rollup if the clickis in a parent menu of
// the current submenu
uint32_t popupsToRollup = UINT32_MAX;
if (rollupListener) {
nsAutoTArray<nsIWidget*, 5> widgetChain;
uint32_t sameTypeCount = rollupListener->GetSubmenuWidgetChain(&widgetChain);
for (uint32_t i=0; i<widgetChain.Length(); ++i) {
nsIWidget* widget = widgetChain[i];
MozQWidget* currWindow =
(MozQWidget*) widget->GetNativeData(NS_NATIVE_WINDOW);
if (is_mouse_in_window(currWindow, aMouseX, aMouseY)) {
if (i < sameTypeCount) {
rollup = false;
}
else {
popupsToRollup = sameTypeCount;
}
break;
}
} // foreach parent menu widget
} // if rollup listener knows about menus
// if we've determined that we should still rollup, do it.
if (rollup) {
retVal = rollupListener->Rollup(popupsToRollup, nullptr);
}
}
return retVal;
}
/* static */
bool
is_mouse_in_window (MozQWidget* aWindow, double aMouseX, double aMouseY)
{
return aWindow->geometry().contains( aMouseX, aMouseY );
}
NS_IMETHODIMP
nsWindow::GetAttention(int32_t aCycleCount)
{
LOG(("nsWindow::GetAttention [%p]\n", (void *)this));
return NS_ERROR_NOT_IMPLEMENTED;
}
#ifdef MOZ_X11
static already_AddRefed<gfxASurface>
GetSurfaceForQWidget(QWidget* aDrawable)
{
nsRefPtr<gfxASurface> result =
new gfxXlibSurface(gfxQtPlatform::GetXDisplay(aDrawable),
aDrawable->winId(),
DefaultVisualOfScreen(gfxQtPlatform::GetXScreen(aDrawable)),
gfxIntSize(aDrawable->size().width(),
aDrawable->size().height()));
return result.forget();
}
#endif
bool
nsWindow::DoPaint(QPainter* aPainter, const QStyleOptionGraphicsItem* aOption, QWidget* aWidget)
{
if (mIsDestroyed) {
LOG(("Expose event on destroyed window [%p] window %p\n",
(void *)this, mWidget));
return false;
}
// Call WillPaintWindow to allow scripts etc. to run before we paint
{
if (mWidgetListener)
mWidgetListener->WillPaintWindow(this);
}
if (!mWidget)
return false;
QRectF r;
if (aOption)
r = aOption->exposedRect;
else
r = mWidget->boundingRect();
if (r.isEmpty())
return nsEventStatus_eIgnore;
if (!mDirtyScrollArea.isEmpty())
mDirtyScrollArea = QRegion();
bool painted = false;
nsIntRect rect(r.x(), r.y(), r.width(), r.height());
nsFastStartup* startup = nsFastStartup::GetSingleton();
if (startup) {
startup->RemoveFakeLayout();
}
if (GetLayerManager(nullptr)->GetBackendType() == mozilla::layers::LAYERS_OPENGL) {
aPainter->beginNativePainting();
nsIntRegion region(rect);
static_cast<mozilla::layers::LayerManagerOGL*>(GetLayerManager(nullptr))->
SetClippingRegion(region);
gfxMatrix matr;
matr.Translate(gfxPoint(aPainter->transform().dx(), aPainter->transform().dy()));
#ifdef MOZ_ENABLE_QTMOBILITY
// This is needed for rotate transformation on MeeGo
// This will work very slow if pixman does not handle rotation very well
matr.Rotate((M_PI/180) * gOrientationFilter.GetWindowRotationAngle());
static_cast<mozilla::layers::LayerManagerOGL*>(GetLayerManager(nullptr))->
SetWorldTransform(matr);
#endif //MOZ_ENABLE_QTMOBILITY
if (mWidgetListener)
painted = mWidgetListener->PaintWindow(this, region);
aPainter->endNativePainting();
if (mWidgetListener)
mWidgetListener->DidPaintWindow();
return painted;
}
gfxQtPlatform::RenderMode renderMode = gfxQtPlatform::GetPlatform()->GetRenderMode();
int depth = aPainter->device()->depth();
nsRefPtr<gfxASurface> targetSurface = nullptr;
if (renderMode == gfxQtPlatform::RENDER_BUFFERED) {
// Prepare offscreen buffers iamge or xlib, depends from paintEngineType
if (!UpdateOffScreenBuffers(depth, QSize(r.width(), r.height())))
return false;
targetSurface = gBufferSurface;
#ifdef CAIRO_HAS_QT_SURFACE
} else if (renderMode == gfxQtPlatform::RENDER_QPAINTER) {
targetSurface = new gfxQPainterSurface(aPainter);
#endif
} else if (renderMode == gfxQtPlatform::RENDER_DIRECT) {
if (!UpdateOffScreenBuffers(depth, aWidget->size(), aWidget)) {
return false;
}
targetSurface = gBufferSurface;
}
if (MOZ_UNLIKELY(!targetSurface))
return false;
nsRefPtr<gfxContext> ctx = new gfxContext(targetSurface);
// We will paint to 0, 0 position in offscrenn buffer
if (renderMode == gfxQtPlatform::RENDER_BUFFERED) {
ctx->Translate(gfxPoint(-r.x(), -r.y()));
}
else if (renderMode == gfxQtPlatform::RENDER_DIRECT) {
gfxMatrix matr;
matr.Translate(gfxPoint(aPainter->transform().dx(), aPainter->transform().dy()));
#ifdef MOZ_ENABLE_QTMOBILITY
// This is needed for rotate transformation on MeeGo
// This will work very slow if pixman does not handle rotation very well
matr.Rotate((M_PI/180) * gOrientationFilter.GetWindowRotationAngle());
NS_ASSERTION(PIXMAN_VERSION > PIXMAN_VERSION_ENCODE(0, 21, 2) ||
!gOrientationFilter.GetWindowRotationAngle(),
"Old pixman and rotate transform, it is going to be slow");
#endif //MOZ_ENABLE_QTMOBILITY
ctx->SetMatrix(matr);
}
{
AutoLayerManagerSetup
setupLayerManager(this, ctx, mozilla::layers::BUFFER_NONE);
if (mWidgetListener) {
nsIntRegion region(rect);
painted = mWidgetListener->PaintWindow(this, region);
}
}
// DispatchEvent can Destroy us (bug 378273), avoid doing any paint
// operations below if that happened - it will lead to XError and exit().
if (MOZ_UNLIKELY(mIsDestroyed))
return painted;
if (!painted)
return false;
LOGDRAW(("[%p] draw done\n", this));
// Handle buffered painting mode
if (renderMode == gfxQtPlatform::RENDER_BUFFERED) {
#if defined(MOZ_X11) && defined(Q_WS_X11)
if (gBufferSurface->GetType() == gfxSurfaceTypeXlib) {
// Paint offscreen pixmap to QPainter
static QPixmap gBufferPixmap;
Drawable draw = static_cast<gfxXlibSurface*>(gBufferSurface.get())->XDrawable();
if (gBufferPixmap.handle() != draw)
gBufferPixmap = QPixmap::fromX11Pixmap(draw, QPixmap::ExplicitlyShared);
XSync(static_cast<gfxXlibSurface*>(gBufferSurface.get())->XDisplay(), False);
aPainter->drawPixmap(QPoint(rect.x, rect.y), gBufferPixmap,
QRect(0, 0, rect.width, rect.height));
} else
#endif
if (gBufferSurface->GetType() == gfxSurfaceTypeImage) {
// in raster mode we can just wrap gBufferImage as QImage and paint directly
gfxImageSurface *imgs = static_cast<gfxImageSurface*>(gBufferSurface.get());
QImage img(imgs->Data(),
imgs->Width(),
imgs->Height(),
imgs->Stride(),
_gfximage_to_qformat(imgs->Format()));
aPainter->drawImage(QPoint(rect.x, rect.y), img,
QRect(0, 0, rect.width, rect.height));
}
} else if (renderMode == gfxQtPlatform::RENDER_DIRECT) {
QRect trans = aPainter->transform().mapRect(r).toRect();
#ifdef MOZ_X11
if (gBufferSurface->GetType() == gfxSurfaceTypeXlib) {
nsRefPtr<gfxASurface> widgetSurface = GetSurfaceForQWidget(aWidget);
nsRefPtr<gfxContext> ctx = new gfxContext(widgetSurface);
ctx->SetSource(gBufferSurface);
ctx->Rectangle(gfxRect(trans.x(), trans.y(), trans.width(), trans.height()), true);
ctx->Clip();
ctx->Fill();
} else
#endif
if (gBufferSurface->GetType() == gfxSurfaceTypeImage) {
#ifdef MOZ_HAVE_SHMIMAGE
if (gShmImage) {
gShmImage->Put(aWidget, trans);
} else
#endif
{
// Qt should take care about optimized rendering on QImage into painter device (gl/fb/image et.c.)
gfxImageSurface *imgs = static_cast<gfxImageSurface*>(gBufferSurface.get());
QImage img(imgs->Data(),
imgs->Width(),
imgs->Height(),
imgs->Stride(),
_gfximage_to_qformat(imgs->Format()));
aPainter->drawImage(trans, img, trans);
}
}
}
ctx = nullptr;
targetSurface = nullptr;
if (mWidgetListener)
mWidgetListener->DidPaintWindow();
// check the return value!
return painted;
}
nsEventStatus
nsWindow::OnMoveEvent(QGraphicsSceneHoverEvent *aEvent)
{
LOG(("configure event [%p] %d %d\n", (void *)this,
aEvent->pos().x(), aEvent->pos().y()));
// can we shortcut?
if (!mWidget || !mWidgetListener)
return nsEventStatus_eIgnore;
if ((mBounds.x == aEvent->pos().x() &&
mBounds.y == aEvent->pos().y()))
{
return nsEventStatus_eIgnore;
}
bool moved = mWidgetListener->WindowMoved(this, aEvent->pos().x(), aEvent->pos().y());
return moved ? nsEventStatus_eConsumeNoDefault : nsEventStatus_eIgnore;
}
nsEventStatus
nsWindow::OnResizeEvent(QGraphicsSceneResizeEvent *aEvent)
{
nsIntRect rect;
// Generate XPFE resize event
GetBounds(rect);
rect.width = aEvent->newSize().width();
rect.height = aEvent->newSize().height();
mBounds.width = rect.width;
mBounds.height = rect.height;
nsEventStatus status;
DispatchResizeEvent(rect, status);
return status;
}
nsEventStatus
nsWindow::OnCloseEvent(QCloseEvent *aEvent)
{
if (!mWidgetListener)
return nsEventStatus_eIgnore;
mWidgetListener->RequestWindowClose(this);
return nsEventStatus_eConsumeNoDefault;
}
nsEventStatus
nsWindow::OnEnterNotifyEvent(QGraphicsSceneHoverEvent *aEvent)
{
WidgetMouseEvent event(true, NS_MOUSE_ENTER, this, WidgetMouseEvent::eReal);
event.refPoint.x = nscoord(aEvent->pos().x());
event.refPoint.y = nscoord(aEvent->pos().y());
LOG(("OnEnterNotify: %p\n", (void *)this));
return DispatchEvent(&event);
}
nsEventStatus
nsWindow::OnLeaveNotifyEvent(QGraphicsSceneHoverEvent *aEvent)
{
WidgetMouseEvent event(true, NS_MOUSE_EXIT, this, WidgetMouseEvent::eReal);
event.refPoint.x = nscoord(aEvent->pos().x());
event.refPoint.y = nscoord(aEvent->pos().y());
LOG(("OnLeaveNotify: %p\n", (void *)this));
return DispatchEvent(&event);
}
// Block the mouse events if user was recently executing gestures;
// otherwise there will be also some panning during/after gesture
#if (QT_VERSION >= QT_VERSION_CHECK(4, 6, 0))
#define CHECK_MOUSE_BLOCKED { \
if (mLastMultiTouchTime.isValid()) { \
if (mLastMultiTouchTime.elapsed() < GESTURES_BLOCK_MOUSE_FOR) \
return nsEventStatus_eIgnore; \
else \
mLastMultiTouchTime = QTime(); \
} \
}
#else
define CHECK_MOUSE_BLOCKED {}
#endif
nsEventStatus
nsWindow::OnMotionNotifyEvent(QPointF aPos, Qt::KeyboardModifiers aModifiers)
{
UserActivity();
CHECK_MOUSE_BLOCKED
mMoveEvent.pos = aPos;
mMoveEvent.modifiers = aModifiers;
mMoveEvent.needDispatch = true;
DispatchMotionToMainThread();
return nsEventStatus_eIgnore;
}
void
nsWindow::InitButtonEvent(WidgetMouseEvent& aMoveEvent,
QGraphicsSceneMouseEvent* aEvent,
int aClickCount)
{
aMoveEvent.refPoint.x = nscoord(aEvent->pos().x());
aMoveEvent.refPoint.y = nscoord(aEvent->pos().y());
aMoveEvent.InitBasicModifiers(aEvent->modifiers() & Qt::ControlModifier,
aEvent->modifiers() & Qt::AltModifier,
aEvent->modifiers() & Qt::ShiftModifier,
aEvent->modifiers() & Qt::MetaModifier);
aMoveEvent.clickCount = aClickCount;
}
nsEventStatus
nsWindow::OnButtonPressEvent(QGraphicsSceneMouseEvent *aEvent)
{
// The user has done something.
UserActivity();
CHECK_MOUSE_BLOCKED
QPointF pos = aEvent->pos();
// we check against the widgets geometry, so use parent coordinates
// for the check
if (mWidget)
pos = mWidget->mapToParent(pos);
if (CheckForRollup( pos.x(), pos.y(), false))
return nsEventStatus_eIgnore;
uint16_t domButton;
switch (aEvent->button()) {
case Qt::MidButton:
domButton = WidgetMouseEvent::eMiddleButton;
break;
case Qt::RightButton:
domButton = WidgetMouseEvent::eRightButton;
break;
default:
domButton = WidgetMouseEvent::eLeftButton;
break;
}
WidgetMouseEvent event(true, NS_MOUSE_BUTTON_DOWN, this,
WidgetMouseEvent::eReal);
event.button = domButton;
InitButtonEvent(event, aEvent, 1);
LOG(("%s [%p] button: %d\n", __PRETTY_FUNCTION__, (void*)this, domButton));
nsEventStatus status = DispatchEvent(&event);
// right menu click on linux should also pop up a context menu
if (domButton == WidgetMouseEvent::eRightButton &&
MOZ_LIKELY(!mIsDestroyed)) {
WidgetMouseEvent contextMenuEvent(true, NS_CONTEXTMENU, this,
WidgetMouseEvent::eReal);
InitButtonEvent(contextMenuEvent, aEvent, 1);
DispatchEvent(&contextMenuEvent, status);
}
return status;
}
nsEventStatus
nsWindow::OnButtonReleaseEvent(QGraphicsSceneMouseEvent *aEvent)
{
UserActivity();
CHECK_MOUSE_BLOCKED
// The user has done something.
UserActivity();
uint16_t domButton;
switch (aEvent->button()) {
case Qt::MidButton:
domButton = WidgetMouseEvent::eMiddleButton;
break;
case Qt::RightButton:
domButton = WidgetMouseEvent::eRightButton;
break;
default:
domButton = WidgetMouseEvent::eLeftButton;
break;
}
LOG(("%s [%p] button: %d\n", __PRETTY_FUNCTION__, (void*)this, domButton));
WidgetMouseEvent event(true, NS_MOUSE_BUTTON_UP, this,
WidgetMouseEvent::eReal);
event.button = domButton;
InitButtonEvent(event, aEvent, 1);
nsEventStatus status = DispatchEvent(&event);
return status;
}
nsEventStatus
nsWindow::OnMouseDoubleClickEvent(QGraphicsSceneMouseEvent *aEvent)
{
uint32_t eventType;
switch (aEvent->button()) {
case Qt::MidButton:
eventType = WidgetMouseEvent::eMiddleButton;
break;
case Qt::RightButton:
eventType = WidgetMouseEvent::eRightButton;
break;
default:
eventType = WidgetMouseEvent::eLeftButton;
break;
}
WidgetMouseEvent event(true, NS_MOUSE_DOUBLECLICK, this,
WidgetMouseEvent::eReal);
event.button = eventType;
InitButtonEvent(event, aEvent, 2);
//pressed
return DispatchEvent(&event);
}
nsEventStatus
nsWindow::OnFocusInEvent(QEvent *aEvent)
{
LOGFOCUS(("OnFocusInEvent [%p]\n", (void *)this));
if (!mWidget)
return nsEventStatus_eIgnore;
DispatchActivateEventOnTopLevelWindow();
LOGFOCUS(("Events sent from focus in event [%p]\n", (void *)this));
return nsEventStatus_eIgnore;
}
nsEventStatus
nsWindow::OnFocusOutEvent(QEvent *aEvent)
{
LOGFOCUS(("OnFocusOutEvent [%p]\n", (void *)this));
if (!mWidget)
return nsEventStatus_eIgnore;
DispatchDeactivateEventOnTopLevelWindow();
LOGFOCUS(("Done with container focus out [%p]\n", (void *)this));
return nsEventStatus_eIgnore;
}
inline bool
is_latin_shortcut_key(quint32 aKeyval)
{
return ((Qt::Key_0 <= aKeyval && aKeyval <= Qt::Key_9) ||
(Qt::Key_A <= aKeyval && aKeyval <= Qt::Key_Z));
}
nsEventStatus
nsWindow::DispatchCommandEvent(nsIAtom* aCommand)
{
WidgetCommandEvent event(true, nsGkAtoms::onAppCommand, aCommand, this);
nsEventStatus status;
DispatchEvent(&event, status);
return status;
}
nsEventStatus
nsWindow::DispatchContentCommandEvent(int32_t aMsg)
{
WidgetContentCommandEvent event(true, aMsg, this);
nsEventStatus status;
DispatchEvent(&event, status);
return status;
}
nsEventStatus
nsWindow::OnKeyPressEvent(QKeyEvent *aEvent)
{
LOGFOCUS(("OnKeyPressEvent [%p]\n", (void *)this));
// The user has done something.
UserActivity();
if (aEvent->key() == Qt::Key_AltGr) {
sAltGrModifier = true;
}
#ifdef MOZ_X11
// before we dispatch a key, check if it's the context menu key.
// If so, send a context menu key event instead.
if (isContextMenuKeyEvent(aEvent)) {
WidgetMouseEvent contextMenuEvent(true, NS_CONTEXTMENU, this,
WidgetMouseEvent::eReal,
WidgetMouseEvent::eContextMenuKey);
//keyEventToContextMenuEvent(&event, &contextMenuEvent);
return DispatchEvent(&contextMenuEvent);
}
uint32_t domCharCode = 0;
uint32_t domKeyCode = QtKeyCodeToDOMKeyCode(aEvent->key());
// get keymap and modifier map from the Xserver
Display *display = mozilla::DefaultXDisplay();
int x_min_keycode = 0, x_max_keycode = 0, xkeysyms_per_keycode;
XDisplayKeycodes(display, &x_min_keycode, &x_max_keycode);
XModifierKeymap *xmodmap = XGetModifierMapping(display);
if (!xmodmap)
return nsEventStatus_eIgnore;
KeySym *xkeymap = XGetKeyboardMapping(display, x_min_keycode, x_max_keycode - x_min_keycode,
&xkeysyms_per_keycode);
if (!xkeymap) {
XFreeModifiermap(xmodmap);
return nsEventStatus_eIgnore;
}
// create modifier masks
qint32 shift_mask = 0, shift_lock_mask = 0, caps_lock_mask = 0, num_lock_mask = 0;
for (int i = 0; i < 8 * xmodmap->max_keypermod; ++i) {
qint32 maskbit = 1 << (i / xmodmap->max_keypermod);
KeyCode modkeycode = xmodmap->modifiermap[i];
if (modkeycode == NoSymbol) {
continue;
}
quint32 mapindex = (modkeycode - x_min_keycode) * xkeysyms_per_keycode;
for (int j = 0; j < xkeysyms_per_keycode; ++j) {
KeySym modkeysym = xkeymap[mapindex + j];
switch (modkeysym) {
case XK_Num_Lock:
num_lock_mask |= maskbit;
break;
case XK_Caps_Lock:
caps_lock_mask |= maskbit;
break;
case XK_Shift_Lock:
shift_lock_mask |= maskbit;
break;
case XK_Shift_L:
case XK_Shift_R:
shift_mask |= maskbit;
break;
}
}
}
// indicate whether is down or not
bool shift_state = ((shift_mask & aEvent->nativeModifiers()) != 0) ^
(bool)(shift_lock_mask & aEvent->nativeModifiers());
bool capslock_state = (bool)(caps_lock_mask & aEvent->nativeModifiers());
// try to find a keysym that we can translate to a DOMKeyCode
// this is needed because some of Qt's keycodes cannot be translated
// TODO: use US keyboard keymap instead of localised keymap
if (!domKeyCode &&
aEvent->nativeScanCode() >= (quint32)x_min_keycode &&
aEvent->nativeScanCode() <= (quint32)x_max_keycode) {
int index = (aEvent->nativeScanCode() - x_min_keycode) * xkeysyms_per_keycode;
for(int i = 0; (i < xkeysyms_per_keycode) && (domKeyCode == (quint32)NoSymbol); ++i) {
domKeyCode = QtKeyCodeToDOMKeyCode(xkeymap[index + i]);
}
}
// store character in domCharCode
if (aEvent->text().length() && aEvent->text()[0].isPrint())
domCharCode = (int32_t) aEvent->text()[0].unicode();
KeyNameIndex keyNameIndex =
domCharCode ? KEY_NAME_INDEX_PrintableKey :
QtKeyCodeToDOMKeyNameIndex(aEvent->key());
// If the key isn't autorepeat, we need to send the initial down event
if (!aEvent->isAutoRepeat() && !IsKeyDown(domKeyCode)) {
// send the key down event
SetKeyDownFlag(domKeyCode);
WidgetKeyboardEvent downEvent(true, NS_KEY_DOWN, this);
InitKeyEvent(downEvent, aEvent);
downEvent.keyCode = domKeyCode;
downEvent.mKeyNameIndex = keyNameIndex;
nsEventStatus status = DispatchEvent(&downEvent);
// DispatchEvent can Destroy us (bug 378273)
if (MOZ_UNLIKELY(mIsDestroyed)) {
qWarning() << "Returning[" << __LINE__ << "]: " << "Window destroyed";
return status;
}
// If prevent default on keydown, don't dispatch keypress event
if (status == nsEventStatus_eConsumeNoDefault) {
return nsEventStatus_eConsumeNoDefault;
}
}
// Don't pass modifiers as NS_KEY_PRESS events.
// Instead of selectively excluding some keys from NS_KEY_PRESS events,
// we instead selectively include (as per MSDN spec
// ( http://msdn.microsoft.com/en-us/library/system.windows.forms.control.keypress%28VS.71%29.aspx );
// no official spec covers KeyPress events).
if (aEvent->key() == Qt::Key_Shift ||
aEvent->key() == Qt::Key_Control ||
aEvent->key() == Qt::Key_Meta ||
aEvent->key() == Qt::Key_Alt ||
aEvent->key() == Qt::Key_AltGr) {
return nsEventStatus_eIgnore;
}
// Look for specialized app-command keys
switch (aEvent->key()) {
case Qt::Key_Back:
return DispatchCommandEvent(nsGkAtoms::Back);
case Qt::Key_Forward:
return DispatchCommandEvent(nsGkAtoms::Forward);
case Qt::Key_Refresh:
return DispatchCommandEvent(nsGkAtoms::Reload);
case Qt::Key_Stop:
return DispatchCommandEvent(nsGkAtoms::Stop);
case Qt::Key_Search:
return DispatchCommandEvent(nsGkAtoms::Search);
case Qt::Key_Favorites:
return DispatchCommandEvent(nsGkAtoms::Bookmarks);
case Qt::Key_HomePage:
return DispatchCommandEvent(nsGkAtoms::Home);
case Qt::Key_Copy:
case Qt::Key_F16: // F16, F20, F18, F14 are old keysyms for Copy Cut Paste Undo
return DispatchContentCommandEvent(NS_CONTENT_COMMAND_COPY);
case Qt::Key_Cut:
case Qt::Key_F20:
return DispatchContentCommandEvent(NS_CONTENT_COMMAND_CUT);
case Qt::Key_Paste:
case Qt::Key_F18:
case Qt::Key_F9:
return DispatchContentCommandEvent(NS_CONTENT_COMMAND_PASTE);
case Qt::Key_F14:
return DispatchContentCommandEvent(NS_CONTENT_COMMAND_UNDO);
}
// Qt::Key_Redo and Qt::Key_Undo are not available yet.
if (aEvent->nativeVirtualKey() == 0xff66) {
return DispatchContentCommandEvent(NS_CONTENT_COMMAND_REDO);
}
if (aEvent->nativeVirtualKey() == 0xff65) {
return DispatchContentCommandEvent(NS_CONTENT_COMMAND_UNDO);
}
WidgetKeyboardEvent event(true, NS_KEY_PRESS, this);
InitKeyEvent(event, aEvent);
// If there is no charcode attainable from the text, try to
// generate it from the keycode. Check shift state for case
// Also replace the charcode if ControlModifier is the only
// pressed Modifier
if ((!domCharCode) &&
(QApplication::keyboardModifiers() &
(Qt::ControlModifier | Qt::AltModifier | Qt::MetaModifier))) {
// get a character from X11 key map
KeySym keysym = aEvent->nativeVirtualKey();
if (keysym) {
domCharCode = (uint32_t) keysym2ucs(keysym);
if (domCharCode == -1 || !QChar((quint32)domCharCode).isPrint()) {
domCharCode = 0;
}
}
// if Ctrl is pressed and domCharCode is not a ASCII character
if (domCharCode > 0xFF && (QApplication::keyboardModifiers() & Qt::ControlModifier)) {
// replace Unicode character
int index = (aEvent->nativeScanCode() - x_min_keycode) * xkeysyms_per_keycode;
for (int i = 0; i < xkeysyms_per_keycode; ++i) {
if (xkeymap[index + i] <= 0xFF && !shift_state) {
domCharCode = (uint32_t) QChar::toLower((uint) xkeymap[index + i]);
break;
}
}
}
} else { // The key event should cause a character input.
// At that time, we need to reset the modifiers
// because nsEditor will not accept a key event
// for text input if one or more modifiers are set.
event.modifiers &= ~(MODIFIER_CONTROL |
MODIFIER_ALT |
MODIFIER_META);
}
KeySym keysym = NoSymbol;
int index = (aEvent->nativeScanCode() - x_min_keycode) * xkeysyms_per_keycode;
for (int i = 0; i < xkeysyms_per_keycode; ++i) {
if (xkeymap[index + i] == aEvent->nativeVirtualKey()) {
if ((i % 2) == 0) { // shifted char
keysym = xkeymap[index + i + 1];
break;
} else { // unshifted char
keysym = xkeymap[index + i - 1];
break;
}
}
if (xkeysyms_per_keycode - 1 == i) {
qWarning() << "Symbol '" << aEvent->nativeVirtualKey() << "' not found";
}
}
QChar unshiftedChar(domCharCode);
long ucs = keysym2ucs(keysym);
ucs = ucs == -1 ? 0 : ucs;
QChar shiftedChar((uint)ucs);
// append alternativeCharCodes if modifier is pressed
// append an additional alternativeCharCodes if domCharCode is not a Latin character
// and if one of these modifiers is pressed (i.e. Ctrl, Alt, Meta)
if (domCharCode &&
(QApplication::keyboardModifiers() &
(Qt::ControlModifier | Qt::AltModifier | Qt::MetaModifier))) {
event.charCode = domCharCode;
event.keyCode = 0;
AlternativeCharCode altCharCode(0, 0);
// if character has a lower and upper representation
if ((unshiftedChar.isUpper() || unshiftedChar.isLower()) &&
unshiftedChar.toLower() == shiftedChar.toLower()) {
if (shift_state ^ capslock_state) {
altCharCode.mUnshiftedCharCode = (uint32_t) QChar::toUpper((uint)domCharCode);
altCharCode.mShiftedCharCode = (uint32_t) QChar::toLower((uint)domCharCode);
} else {
altCharCode.mUnshiftedCharCode = (uint32_t) QChar::toLower((uint)domCharCode);
altCharCode.mShiftedCharCode = (uint32_t) QChar::toUpper((uint)domCharCode);
}
} else {
altCharCode.mUnshiftedCharCode = (uint32_t) unshiftedChar.unicode();
altCharCode.mShiftedCharCode = (uint32_t) shiftedChar.unicode();
}
// append alternative char code to event
if ((altCharCode.mUnshiftedCharCode && altCharCode.mUnshiftedCharCode != domCharCode) ||
(altCharCode.mShiftedCharCode && altCharCode.mShiftedCharCode != domCharCode)) {
event.alternativeCharCodes.AppendElement(altCharCode);
}
// check if the alternative char codes are latin-1
if (altCharCode.mUnshiftedCharCode > 0xFF || altCharCode.mShiftedCharCode > 0xFF) {
altCharCode.mUnshiftedCharCode = altCharCode.mShiftedCharCode = 0;
// find latin char for keycode
KeySym keysym = NoSymbol;
int index = (aEvent->nativeScanCode() - x_min_keycode) * xkeysyms_per_keycode;
// find first shifted and unshifted Latin-Char in XKeyMap
for (int i = 0; i < xkeysyms_per_keycode; ++i) {
keysym = xkeymap[index + i];
if (keysym && keysym <= 0xFF) {
if ((shift_state && (i % 2 == 1)) ||
(!shift_state && (i % 2 == 0))) {
altCharCode.mUnshiftedCharCode = altCharCode.mUnshiftedCharCode ?
altCharCode.mUnshiftedCharCode :
keysym;
} else {
altCharCode.mShiftedCharCode = altCharCode.mShiftedCharCode ?
altCharCode.mShiftedCharCode :
keysym;
}
if (altCharCode.mUnshiftedCharCode && altCharCode.mShiftedCharCode) {
break;
}
}
}
if (altCharCode.mUnshiftedCharCode || altCharCode.mShiftedCharCode) {
event.alternativeCharCodes.AppendElement(altCharCode);
}
}
} else {
event.charCode = domCharCode;
}
if (xmodmap) {
XFreeModifiermap(xmodmap);
}
if (xkeymap) {
XFree(xkeymap);
}
event.keyCode = domCharCode ? 0 : domKeyCode;
event.mKeyNameIndex = keyNameIndex;
// send the key press event
return DispatchEvent(&event);
#else
//:TODO: fix shortcuts hebrew for non X11,
//see Bug 562195##51
// before we dispatch a key, check if it's the context menu key.
// If so, send a context menu key event instead.
if (isContextMenuKeyEvent(aEvent)) {
WidgetMouseEvent contextMenuEvent(true, NS_CONTEXTMENU, this,
WidgetMouseEvent::eReal,
WidgetMouseEvent::eContextMenuKey);
//keyEventToContextMenuEvent(&event, &contextMenuEvent);
return DispatchEvent(&contextMenuEvent);
}
uint32_t domCharCode = 0;
uint32_t domKeyCode = QtKeyCodeToDOMKeyCode(aEvent->key());
if (aEvent->text().length() && aEvent->text()[0].isPrint())
domCharCode = (int32_t) aEvent->text()[0].unicode();
KeyNameIndex keyNameIndex =
domCharCode ? KEY_NAME_INDEX_PrintableKey :
QtKeyCodeToDOMKeyNameIndex(aEvent->key());
// If the key isn't autorepeat, we need to send the initial down event
if (!aEvent->isAutoRepeat() && !IsKeyDown(domKeyCode)) {
// send the key down event
SetKeyDownFlag(domKeyCode);
WidgetKeyboardEvent downEvent(true, NS_KEY_DOWN, this);
InitKeyEvent(downEvent, aEvent);
downEvent.keyCode = domKeyCode;
downEvent.mKeyNameIndex = keyNameIndex;
nsEventStatus status = DispatchEvent(&downEvent);
// If prevent default on keydown, don't dispatch keypress event
if (status == nsEventStatus_eConsumeNoDefault) {
return nsEventStatus_eConsumeNoDefault;
}
}
WidgetKeyboardEvent event(true, NS_KEY_PRESS, this);
InitKeyEvent(event, aEvent);
event.charCode = domCharCode;
event.keyCode = domCharCode ? 0 : domKeyCode;
event.mKeyNameIndex = keyNameIndex;
// send the key press event
return DispatchEvent(&event);
#endif
}
nsEventStatus
nsWindow::OnKeyReleaseEvent(QKeyEvent *aEvent)
{
LOGFOCUS(("OnKeyReleaseEvent [%p]\n", (void *)this));
// The user has done something.
UserActivity();
if (isContextMenuKeyEvent(aEvent)) {
// er, what do we do here? DoDefault or NoDefault?
return nsEventStatus_eConsumeDoDefault;
}
uint32_t domKeyCode = QtKeyCodeToDOMKeyCode(aEvent->key());
#ifdef MOZ_X11
if (!domKeyCode) {
// get keymap from the Xserver
Display *display = mozilla::DefaultXDisplay();
int x_min_keycode = 0, x_max_keycode = 0, xkeysyms_per_keycode;
XDisplayKeycodes(display, &x_min_keycode, &x_max_keycode);
KeySym *xkeymap = XGetKeyboardMapping(display, x_min_keycode, x_max_keycode - x_min_keycode,
&xkeysyms_per_keycode);
if (aEvent->nativeScanCode() >= (quint32)x_min_keycode &&
aEvent->nativeScanCode() <= (quint32)x_max_keycode) {
int index = (aEvent->nativeScanCode() - x_min_keycode) * xkeysyms_per_keycode;
for(int i = 0; (i < xkeysyms_per_keycode) && (domKeyCode == (quint32)NoSymbol); ++i) {
domKeyCode = QtKeyCodeToDOMKeyCode(xkeymap[index + i]);
}
}
if (xkeymap) {
XFree(xkeymap);
}
}
#endif // MOZ_X11
// send the key event as a key up event
WidgetKeyboardEvent event(true, NS_KEY_UP, this);
InitKeyEvent(event, aEvent);
if (aEvent->key() == Qt::Key_AltGr) {
sAltGrModifier = false;
}
event.keyCode = domKeyCode;
event.mKeyNameIndex =
(aEvent->text().length() && aEvent->text()[0].isPrint()) ?
KEY_NAME_INDEX_PrintableKey :
QtKeyCodeToDOMKeyNameIndex(aEvent->key());
// unset the key down flag
ClearKeyDownFlag(event.keyCode);
return DispatchEvent(&event);
}
nsEventStatus
nsWindow::OnScrollEvent(QGraphicsSceneWheelEvent *aEvent)
{
// check to see if we should rollup
WidgetWheelEvent wheelEvent(true, NS_WHEEL_WHEEL, this);
wheelEvent.deltaMode = nsIDOMWheelEvent::DOM_DELTA_LINE;
// negative values for aEvent->delta indicate downward scrolling;
// this is opposite Gecko usage.
// TODO: Store the unused delta values due to fraction round and add it
// to next event. The stored values should be reset by other
// direction scroll event.
int32_t delta = (int)(aEvent->delta() / WHEEL_DELTA) * -3;
switch (aEvent->orientation()) {
case Qt::Vertical:
wheelEvent.deltaY = wheelEvent.lineOrPageDeltaY = delta;
break;
case Qt::Horizontal:
wheelEvent.deltaX = wheelEvent.lineOrPageDeltaX = delta;
break;
default:
Q_ASSERT(0);
break;
}
wheelEvent.refPoint.x = nscoord(aEvent->scenePos().x());
wheelEvent.refPoint.y = nscoord(aEvent->scenePos().y());
wheelEvent.InitBasicModifiers(aEvent->modifiers() & Qt::ControlModifier,
aEvent->modifiers() & Qt::AltModifier,
aEvent->modifiers() & Qt::ShiftModifier,
aEvent->modifiers() & Qt::MetaModifier);
wheelEvent.time = 0;
return DispatchEvent(&wheelEvent);
}
nsEventStatus
nsWindow::showEvent(QShowEvent *)
{
LOG(("%s [%p]\n", __PRETTY_FUNCTION__,(void *)this));
mIsVisible = true;
return nsEventStatus_eConsumeDoDefault;
}
nsEventStatus
nsWindow::hideEvent(QHideEvent *)
{
LOG(("%s [%p]\n", __PRETTY_FUNCTION__,(void *)this));
mIsVisible = false;
return nsEventStatus_eConsumeDoDefault;
}
//Gestures are only supported in 4.6.0 >
#if (QT_VERSION >= QT_VERSION_CHECK(4, 6, 0))
nsEventStatus nsWindow::OnTouchEvent(QTouchEvent *event, bool &handled)
{
handled = false;
const QList<QTouchEvent::TouchPoint> &touchPoints = event->touchPoints();
if (event->type() == QEvent::TouchBegin) {
handled = true;
for (int i = touchPoints.count() -1; i >= 0; i--) {
QPointF fpos = touchPoints[i].pos();
WidgetGestureNotifyEvent gestureNotifyEvent(true,
NS_GESTURENOTIFY_EVENT_START, this);
gestureNotifyEvent.refPoint = LayoutDeviceIntPoint(fpos.x(), fpos.y());
DispatchEvent(&gestureNotifyEvent);
}
}
else if (event->type() == QEvent::TouchEnd) {
mGesturesCancelled = false;
mPinchEvent.needDispatch = false;
}
if (touchPoints.count() > 0) {
// Remember start touch point in order to use it for
// distance calculation in NS_SIMPLE_GESTURE_MAGNIFY_UPDATE
mPinchEvent.touchPoint = touchPoints.at(0).pos();
}
return nsEventStatus_eIgnore;
}
nsEventStatus
nsWindow::OnGestureEvent(QGestureEvent* event, bool &handled) {
handled = false;
if (mGesturesCancelled) {
return nsEventStatus_eIgnore;
}
nsEventStatus result = nsEventStatus_eIgnore;
QGesture* gesture = event->gesture(Qt::PinchGesture);
if (gesture) {
QPinchGesture* pinch = static_cast<QPinchGesture*>(gesture);
handled = true;
mPinchEvent.centerPoint =
mWidget->mapFromScene(event->mapToGraphicsScene(pinch->centerPoint()));
nsIntPoint centerPoint(mPinchEvent.centerPoint.x(),
mPinchEvent.centerPoint.y());
if (pinch->state() == Qt::GestureStarted) {
event->accept();
mPinchEvent.startDistance = DistanceBetweenPoints(mPinchEvent.centerPoint, mPinchEvent.touchPoint) * 2;
mPinchEvent.prevDistance = mPinchEvent.startDistance;
result = DispatchGestureEvent(NS_SIMPLE_GESTURE_MAGNIFY_START,
0, 0, centerPoint);
}
else if (pinch->state() == Qt::GestureUpdated) {
mPinchEvent.needDispatch = true;
mPinchEvent.delta = 0;
DispatchMotionToMainThread();
}
else if (pinch->state() == Qt::GestureFinished) {
double distance = DistanceBetweenPoints(mPinchEvent.centerPoint, mPinchEvent.touchPoint) * 2;
double delta = distance - mPinchEvent.startDistance;
result = DispatchGestureEvent(NS_SIMPLE_GESTURE_MAGNIFY,
0, delta, centerPoint);
mPinchEvent.needDispatch = false;
}
else {
handled = false;
}
//Disable mouse events when gestures are used, because they cause problems with
//Fennec
mLastMultiTouchTime.start();
}
gesture = event->gesture(gSwipeGestureId);
if (gesture) {
if (gesture->state() == Qt::GestureStarted) {
event->accept();
}
if (gesture->state() == Qt::GestureFinished) {
event->accept();
handled = true;
MozSwipeGesture* swipe = static_cast<MozSwipeGesture*>(gesture);
nsIntPoint hotspot;
hotspot.x = swipe->hotSpot().x();
hotspot.y = swipe->hotSpot().y();
// Cancel pinch gesture
mGesturesCancelled = true;
mPinchEvent.needDispatch = false;
double distance = DistanceBetweenPoints(swipe->hotSpot(), mPinchEvent.touchPoint) * 2;
double delta = distance - mPinchEvent.startDistance;
DispatchGestureEvent(NS_SIMPLE_GESTURE_MAGNIFY, 0, delta / 2, hotspot);
result = DispatchGestureEvent(NS_SIMPLE_GESTURE_SWIPE,
swipe->Direction(), 0, hotspot);
}
mLastMultiTouchTime.start();
}
return result;
}
nsEventStatus
nsWindow::DispatchGestureEvent(uint32_t aMsg, uint32_t aDirection,
double aDelta, const nsIntPoint& aRefPoint)
{
WidgetSimpleGestureEvent mozGesture(true, aMsg, this, 0, 0.0);
mozGesture.direction = aDirection;
mozGesture.delta = aDelta;
mozGesture.refPoint = LayoutDeviceIntPoint::FromUntyped(aRefPoint);
Qt::KeyboardModifiers modifiers = QApplication::keyboardModifiers();
mozGesture.InitBasicModifiers(modifiers & Qt::ControlModifier,
modifiers & Qt::AltModifier,
modifiers & Qt::ShiftModifier,
false);
mozGesture.button = 0;
mozGesture.time = 0;
return DispatchEvent(&mozGesture);
}
double
nsWindow::DistanceBetweenPoints(const QPointF &aFirstPoint, const QPointF &aSecondPoint)
{
double result = 0;
double deltaX = abs(aFirstPoint.x() - aSecondPoint.x());
double deltaY = abs(aFirstPoint.y() - aSecondPoint.y());
result = sqrt(deltaX*deltaX + deltaY*deltaY);
return result;
}
#endif //qt version check
void
nsWindow::ThemeChanged()
{
NotifyThemeChanged();
}
nsEventStatus
nsWindow::OnDragMotionEvent(QGraphicsSceneDragDropEvent *aEvent)
{
LOG(("nsWindow::OnDragMotionSignal\n"));
WidgetMouseEvent event(true, NS_DRAGDROP_OVER, 0, WidgetMouseEvent::eReal);
return nsEventStatus_eIgnore;
}
nsEventStatus
nsWindow::OnDragLeaveEvent(QGraphicsSceneDragDropEvent *aEvent)
{
// XXX Do we want to pass this on only if the event's subwindow is null?
LOG(("nsWindow::OnDragLeaveSignal(%p)\n", this));
WidgetMouseEvent event(true, NS_DRAGDROP_EXIT, this,
WidgetMouseEvent::eReal);
return DispatchEvent(&event);
}
nsEventStatus
nsWindow::OnDragDropEvent(QGraphicsSceneDragDropEvent *aDropEvent)
{
if (aDropEvent->proposedAction() == Qt::CopyAction)
{
printf("text version of the data: %s\n", aDropEvent->mimeData()->text().toUtf8().data());
aDropEvent->acceptProposedAction();
}
LOG(("nsWindow::OnDragDropSignal\n"));
WidgetMouseEvent event(true, NS_DRAGDROP_OVER, 0, WidgetMouseEvent::eReal);
return nsEventStatus_eIgnore;
}
nsEventStatus
nsWindow::OnDragEnter(QGraphicsSceneDragDropEvent *aDragEvent)
{
// Is it some format we think we can support?
if ( aDragEvent->mimeData()->hasFormat(kURLMime)
|| aDragEvent->mimeData()->hasFormat(kURLDataMime)
|| aDragEvent->mimeData()->hasFormat(kURLDescriptionMime)
|| aDragEvent->mimeData()->hasFormat(kHTMLMime)
|| aDragEvent->mimeData()->hasFormat(kUnicodeMime)
|| aDragEvent->mimeData()->hasFormat(kTextMime)
)
{
aDragEvent->acceptProposedAction();
}
// XXX Do we want to pass this on only if the event's subwindow is null?
LOG(("nsWindow::OnDragEnter(%p)\n", this));
WidgetMouseEvent event(true, NS_DRAGDROP_ENTER, this,
WidgetMouseEvent::eReal);
return DispatchEvent(&event);
}
static void
GetBrandName(nsXPIDLString& brandName)
{
nsCOMPtr<nsIStringBundleService> bundleService =
mozilla::services::GetStringBundleService();
nsCOMPtr<nsIStringBundle> bundle;
if (bundleService)
bundleService->CreateBundle(
"chrome://branding/locale/brand.properties",
getter_AddRefs(bundle));
if (bundle)
bundle->GetStringFromName(
NS_LITERAL_STRING("brandShortName").get(),
getter_Copies(brandName));
if (brandName.IsEmpty())
brandName.Assign(NS_LITERAL_STRING("Mozilla"));
}
nsresult
nsWindow::Create(nsIWidget *aParent,
nsNativeWidget aNativeParent,
const nsIntRect &aRect,
nsDeviceContext *aContext,
nsWidgetInitData *aInitData)
{
// only set the base parent if we're not going to be a dialog or a
// toplevel
nsIWidget *baseParent = aParent;
if (aInitData &&
(aInitData->mWindowType == eWindowType_dialog ||
aInitData->mWindowType == eWindowType_toplevel ||
aInitData->mWindowType == eWindowType_invisible)) {
baseParent = nullptr;
// also drop native parent for toplevel windows
aNativeParent = nullptr;
}
// initialize all the common bits of this class
BaseCreate(baseParent, aRect, aContext, aInitData);
// and do our common creation
mParent = aParent;
// save our bounds
mBounds = aRect;
// find native parent
MozQWidget *parent = nullptr;
if (aParent != nullptr)
parent = static_cast<MozQWidget*>(aParent->GetNativeData(NS_NATIVE_WIDGET));
// ok, create our QGraphicsWidget
mWidget = createQWidget(parent, aNativeParent, aInitData);
if (!mWidget)
return NS_ERROR_OUT_OF_MEMORY;
LOG(("Create: nsWindow [%p] [%p]\n", (void *)this, (void *)mWidget));
// resize so that everything is set to the right dimensions
Resize(mBounds.x, mBounds.y, mBounds.width, mBounds.height, false);
// check if we should listen for resizes
mListenForResizes = (aNativeParent ||
(aInitData && aInitData->mListenForResizes));
return NS_OK;
}
already_AddRefed<nsIWidget>
nsWindow::CreateChild(const nsIntRect& aRect,
nsDeviceContext* aContext,
nsWidgetInitData* aInitData,
bool /*aForceUseIWidgetParent*/)
{
//We need to force parent widget, otherwise GetTopLevelWindow doesn't work
return nsBaseWidget::CreateChild(aRect,
aContext,
aInitData,
true); // Force parent
}
NS_IMETHODIMP
nsWindow::SetWindowClass(const nsAString &xulWinType)
{
if (!mWidget)
return NS_ERROR_FAILURE;
nsXPIDLString brandName;
GetBrandName(brandName);
#ifdef MOZ_X11
XClassHint *class_hint = XAllocClassHint();
if (!class_hint)
return NS_ERROR_OUT_OF_MEMORY;
const char *role = nullptr;
class_hint->res_name = ToNewCString(xulWinType);
if (!class_hint->res_name) {
XFree(class_hint);
return NS_ERROR_OUT_OF_MEMORY;
}
class_hint->res_class = ToNewCString(brandName);
if (!class_hint->res_class) {
nsMemory::Free(class_hint->res_name);
XFree(class_hint);
return NS_ERROR_OUT_OF_MEMORY;
}
// Parse res_name into a name and role. Characters other than
// [A-Za-z0-9_-] are converted to '_'. Anything after the first
// colon is assigned to role; if there's no colon, assign the
// whole thing to both role and res_name.
for (char *c = class_hint->res_name; *c; c++) {
if (':' == *c) {
*c = 0;
role = c + 1;
}
else if (!isascii(*c) || (!isalnum(*c) && ('_' != *c) && ('-' != *c)))
*c = '_';
}
class_hint->res_name[0] = toupper(class_hint->res_name[0]);
if (!role) role = class_hint->res_name;
QWidget *widget = GetViewWidget();
// If widget not show, handle might be null
if (widget && widget->winId())
XSetClassHint(gfxQtPlatform::GetXDisplay(widget),
widget->winId(),
class_hint);
nsMemory::Free(class_hint->res_class);
nsMemory::Free(class_hint->res_name);
XFree(class_hint);
#endif
return NS_OK;
}
void
nsWindow::NativeResize(int32_t aWidth, int32_t aHeight, bool aRepaint)
{
LOG(("nsWindow::NativeResize [%p] %d %d\n", (void *)this,
aWidth, aHeight));
mNeedsResize = false;
if (mIsTopLevel) {
QGraphicsView *widget = qobject_cast<QGraphicsView*>(GetViewWidget());
NS_ENSURE_TRUE_VOID(widget);
// map from in-scene widget to scene, from scene to view.
QRect r = widget->mapFromScene(mWidget->mapToScene(QRect(0, 0, aWidth, aHeight))).boundingRect();
// going from QPolygon to QRect includes the points, adding one to width and height
r.adjust(0, 0, -1, -1);
widget->resize(r.width(), r.height());
}
else {
mWidget->resize(aWidth, aHeight);
}
if (aRepaint)
mWidget->update();
}
void
nsWindow::NativeResize(int32_t aX, int32_t aY,
int32_t aWidth, int32_t aHeight,
bool aRepaint)
{
LOG(("nsWindow::NativeResize [%p] %d %d %d %d\n", (void *)this,
aX, aY, aWidth, aHeight));
mNeedsResize = false;
mNeedsMove = false;
if (mIsTopLevel) {
QGraphicsView *widget = qobject_cast<QGraphicsView*>(GetViewWidget());
NS_ENSURE_TRUE_VOID(widget);
// map from in-scene widget to scene, from scene to view.
QRect r = widget->mapFromScene(mWidget->mapToScene(QRect(aX, aY, aWidth, aHeight))).boundingRect();
// going from QPolygon to QRect includes the points, adding one to width and height
r.adjust(0, 0, -1, -1);
widget->setGeometry(r.x(), r.y(), r.width(), r.height());
}
else {
mWidget->setGeometry(aX, aY, aWidth, aHeight);
}
if (aRepaint)
mWidget->update();
}
void
nsWindow::NativeShow(bool aAction)
{
if (aAction) {
QWidget *widget = GetViewWidget();
// On e10s, we never want the child process or plugin process
// to go fullscreen because if we do the window because visible
// do to disabled Qt-Xembed
if (widget &&
!widget->isVisible())
MakeFullScreen(mSizeMode == nsSizeMode_Fullscreen);
mWidget->show();
// unset our flag now that our window has been shown
mNeedsShow = false;
}
else
mWidget->hide();
}
NS_IMETHODIMP
nsWindow::SetHasTransparentBackground(bool aTransparent)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
nsWindow::GetHasTransparentBackground(bool& aTransparent)
{
aTransparent = mIsTransparent;
return NS_OK;
}
void *
nsWindow::SetupPluginPort(void)
{
NS_WARNING("Not implemented");
return nullptr;
}
nsresult
nsWindow::SetWindowIconList(const nsTArray<nsCString> &aIconList)
{
QIcon icon;
for (uint32_t i = 0; i < aIconList.Length(); ++i) {
const char *path = aIconList[i].get();
LOG(("window [%p] Loading icon from %s\n", (void *)this, path));
icon.addFile(path);
}
QWidget *widget = GetViewWidget();
NS_ENSURE_TRUE(widget, NS_ERROR_FAILURE);
widget->setWindowIcon(icon);
return NS_OK;
}
void
nsWindow::SetDefaultIcon(void)
{
SetIcon(NS_LITERAL_STRING("default"));
}
void nsWindow::QWidgetDestroyed()
{
mWidget = nullptr;
}
NS_IMETHODIMP
nsWindow::MakeFullScreen(bool aFullScreen)
{
QWidget *widget = GetViewWidget();
NS_ENSURE_TRUE(widget, NS_ERROR_FAILURE);
if (aFullScreen) {
if (mSizeMode != nsSizeMode_Fullscreen)
mLastSizeMode = mSizeMode;
mSizeMode = nsSizeMode_Fullscreen;
widget->showFullScreen();
}
else {
mSizeMode = mLastSizeMode;
switch (mSizeMode) {
case nsSizeMode_Maximized:
widget->showMaximized();
break;
case nsSizeMode_Minimized:
widget->showMinimized();
break;
case nsSizeMode_Normal:
widget->showNormal();
break;
default:
widget->showNormal();
break;
}
}
NS_ASSERTION(mLastSizeMode != nsSizeMode_Fullscreen,
"mLastSizeMode should never be fullscreen");
return nsBaseWidget::MakeFullScreen(aFullScreen);
}
NS_IMETHODIMP
nsWindow::HideWindowChrome(bool aShouldHide)
{
if (!mWidget) {
// Nothing to hide
return NS_ERROR_FAILURE;
}
// Sawfish, metacity, and presumably other window managers get
// confused if we change the window decorations while the window
// is visible.
bool wasVisible = false;
if (mWidget->isVisible()) {
NativeShow(false);
wasVisible = true;
}
if (wasVisible) {
NativeShow(true);
}
// For some window managers, adding or removing window decorations
// requires unmapping and remapping our toplevel window. Go ahead
// and flush the queue here so that we don't end up with a BadWindow
// error later when this happens (when the persistence timer fires
// and GetWindowPos is called)
QWidget *widget = GetViewWidget();
NS_ENSURE_TRUE(widget, NS_ERROR_FAILURE);
#ifdef MOZ_X11
XSync(gfxQtPlatform::GetXDisplay(widget), False);
#endif
return NS_OK;
}
//////////////////////////////////////////////////////////////////////
// These are all of our drag and drop operations
void
nsWindow::InitDragEvent(WidgetMouseEvent& aEvent)
{
// set the keyboard modifiers
}
// This will update the drag action based on the information in the
// drag context.
/* static */
nsresult
initialize_prefs(void)
{
// check to see if we should set our raise pref
return NS_OK;
}
inline bool
is_context_menu_key(const WidgetKeyboardEvent& aKeyEvent)
{
return ((aKeyEvent.keyCode == NS_VK_F10 && aKeyEvent.IsShift() &&
!aKeyEvent.IsControl() && !aKeyEvent.IsMeta() &&
!aKeyEvent.IsAlt()) ||
(aKeyEvent.keyCode == NS_VK_CONTEXT_MENU && !aKeyEvent.IsShift() &&
!aKeyEvent.IsControl() && !aKeyEvent.IsMeta() &&
!aKeyEvent.IsAlt()));
}
void
key_event_to_context_menu_event(WidgetMouseEvent& aEvent,
QKeyEvent* aGdkEvent)
{
aEvent.refPoint = LayoutDeviceIntPoint(0, 0);
aEvent.modifiers = 0;
aEvent.time = 0;
aEvent.clickCount = 1;
}
// nsChildWindow class
nsChildWindow::nsChildWindow()
{
}
nsChildWindow::~nsChildWindow()
{
}
nsPopupWindow::nsPopupWindow()
{
#ifdef DEBUG_WIDGETS
qDebug("===================== popup!");
#endif
}
nsPopupWindow::~nsPopupWindow()
{
}
NS_IMETHODIMP_(bool)
nsWindow::HasGLContext()
{
return MozQGLWidgetWrapper::hasGLContext(qobject_cast<QGraphicsView*>(GetViewWidget()));
}
MozQWidget*
nsWindow::createQWidget(MozQWidget *parent,
nsNativeWidget nativeParent,
nsWidgetInitData *aInitData)
{
const char *windowName = nullptr;
Qt::WindowFlags flags = Qt::Widget;
QWidget *parentWidget = (parent && parent->getReceiver()) ?
parent->getReceiver()->GetViewWidget() : nullptr;
#ifdef DEBUG_WIDGETS
qDebug("NEW WIDGET\n\tparent is %p (%s)", (void*)parent,
parent ? qPrintable(parent->objectName()) : "null");
#endif
// ok, create our windows
switch (mWindowType) {
case eWindowType_dialog:
windowName = "topLevelDialog";
mIsTopLevel = true;
flags |= Qt::Dialog;
break;
case eWindowType_popup:
windowName = "topLevelPopup";
break;
case eWindowType_toplevel:
windowName = "topLevelWindow";
mIsTopLevel = true;
break;
case eWindowType_invisible:
windowName = "topLevelInvisible";
break;
case eWindowType_child:
case eWindowType_plugin:
default: // sheet
windowName = "paintArea";
break;
}
MozQWidget* parentQWidget = nullptr;
if (parent) {
parentQWidget = parent;
} else if (nativeParent && nativeParent != PARENTLESS_WIDGET) {
parentQWidget = static_cast<MozQWidget*>(nativeParent);
}
MozQWidget * widget = new MozQWidget(this, parentQWidget);
if (!widget)
return nullptr;
widget->setObjectName(QString(windowName));
// make only child and plugin windows focusable
if (eWindowType_child == mWindowType || eWindowType_plugin == mWindowType) {
widget->setFlag(QGraphicsItem::ItemIsFocusable);
widget->setFocusPolicy(Qt::WheelFocus);
}
// create a QGraphicsView if this is a new toplevel window
if (mIsTopLevel) {
QGraphicsView* newView =
nsFastStartup::GetStartupGraphicsView(parentWidget, widget);
if (mWindowType == eWindowType_dialog) {
newView->setWindowModality(Qt::WindowModal);
}
if (gfxQtPlatform::GetPlatform()->GetRenderMode() == gfxQtPlatform::RENDER_DIRECT) {
// Disable double buffer and system background rendering
#if defined(MOZ_X11) && (QT_VERSION < QT_VERSION_CHECK(5,0,0))
newView->viewport()->setAttribute(Qt::WA_PaintOnScreen, true);
#endif
newView->viewport()->setAttribute(Qt::WA_NoSystemBackground, true);
}
// Enable gestures:
#if (QT_VERSION >= QT_VERSION_CHECK(4, 6, 0))
#if defined MOZ_ENABLE_MEEGOTOUCH
// Disable default Gesture filters (speedup filtering)
newView->viewport()->ungrabGesture(Qt::PanGesture);
newView->viewport()->ungrabGesture(Qt::TapGesture);
newView->viewport()->ungrabGesture(Qt::TapAndHoldGesture);
newView->viewport()->ungrabGesture(Qt::SwipeGesture);
#endif
// Enable required filters
newView->viewport()->grabGesture(Qt::PinchGesture);
newView->viewport()->grabGesture(gSwipeGestureId);
#endif
newView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
newView->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
#if (QT_VERSION >= QT_VERSION_CHECK(4, 6, 0))
// Top level widget is just container, and should not be painted
widget->setFlag(QGraphicsItem::ItemHasNoContents);
#endif
#ifdef MOZ_X11
if (newView->effectiveWinId()) {
XSetWindowBackgroundPixmap(mozilla::DefaultXDisplay(),
newView->effectiveWinId(), None);
}
#endif
}
if (mWindowType == eWindowType_popup) {
widget->setZValue(100);
// XXX is this needed for Qt?
// gdk does not automatically set the cursor for "temporary"
// windows, which are what gtk uses for popups.
SetCursor(eCursor_standard);
} else if (mIsTopLevel) {
SetDefaultIcon();
}
#if (QT_VERSION >= QT_VERSION_CHECK(4, 6, 0))
#if defined MOZ_ENABLE_MEEGOTOUCH
// Disable default Gesture filters (speedup filtering)
widget->ungrabGesture(Qt::PanGesture);
widget->ungrabGesture(Qt::TapGesture);
widget->ungrabGesture(Qt::TapAndHoldGesture);
widget->ungrabGesture(Qt::SwipeGesture);
#endif
widget->grabGesture(Qt::PinchGesture);
widget->grabGesture(gSwipeGestureId);
#endif
return widget;
}
// return the gfxASurface for rendering to this widget
gfxASurface*
nsWindow::GetThebesSurface()
{
/* This is really a dummy surface; this is only used when doing reflow, because
* we need a RenderingContext to measure text against.
*/
if (mThebesSurface)
return mThebesSurface;
#ifdef CAIRO_HAS_QT_SURFACE
gfxQtPlatform::RenderMode renderMode = gfxQtPlatform::GetPlatform()->GetRenderMode();
if (renderMode == gfxQtPlatform::RENDER_QPAINTER) {
mThebesSurface = new gfxQPainterSurface(gfxIntSize(1, 1), GFX_CONTENT_COLOR);
}
#endif
if (!mThebesSurface) {
gfxImageFormat imageFormat = gfxImageFormatRGB24;
mThebesSurface = new gfxImageSurface(gfxIntSize(1, 1), imageFormat);
}
return mThebesSurface;
}
NS_IMETHODIMP
nsWindow::BeginResizeDrag(WidgetGUIEvent* aEvent,
int32_t aHorizontal,
int32_t aVertical)
{
NS_ENSURE_ARG_POINTER(aEvent);
if (aEvent->eventStructType != NS_MOUSE_EVENT) {
// you can only begin a resize drag with a mouse event
return NS_ERROR_INVALID_ARG;
}
if (aEvent->AsMouseEvent()->button != WidgetMouseEvent::eLeftButton) {
// you can only begin a resize drag with the left mouse button
return NS_ERROR_INVALID_ARG;
}
return NS_OK;
}
nsEventStatus
nsWindow::contextMenuEvent(QGraphicsSceneContextMenuEvent *)
{
return nsEventStatus_eIgnore;
}
nsEventStatus
nsWindow::imComposeEvent(QInputMethodEvent *event, bool &handled)
{
// XXX Needs to check whether this widget has been destroyed or not after
// each DispatchEvent().
WidgetCompositionEvent start(true, NS_COMPOSITION_START, this);
DispatchEvent(&start);
nsAutoString compositionStr(event->commitString().utf16());
if (!compositionStr.IsEmpty()) {
WidgetCompositionEvent update(true, NS_COMPOSITION_UPDATE, this);
update.data = compositionStr;
DispatchEvent(&update);
}
WidgetTextEvent text(true, NS_TEXT_TEXT, this);
text.theText = compositionStr;
DispatchEvent(&text);
WidgetCompositionEvent end(true, NS_COMPOSITION_END, this);
end.data = compositionStr;
DispatchEvent(&end);
return nsEventStatus_eIgnore;
}
nsIWidget *
nsWindow::GetParent(void)
{
return mParent;
}
float
nsWindow::GetDPI()
{
QDesktopWidget* rootWindow = QApplication::desktop();
double heightInches = rootWindow->heightMM()/25.4;
if (heightInches < 0.25) {
// Something's broken, but we'd better not crash.
return 96.0f;
}
return float(rootWindow->height()/heightInches);
}
void
nsWindow::DispatchActivateEvent(void)
{
if (mWidgetListener)
mWidgetListener->WindowActivated();
}
void
nsWindow::DispatchDeactivateEvent(void)
{
if (mWidgetListener)
mWidgetListener->WindowDeactivated();
}
void
nsWindow::DispatchActivateEventOnTopLevelWindow(void)
{
nsWindow * topLevelWindow = static_cast<nsWindow*>(GetTopLevelWidget());
if (topLevelWindow != nullptr)
topLevelWindow->DispatchActivateEvent();
}
void
nsWindow::DispatchDeactivateEventOnTopLevelWindow(void)
{
nsWindow * topLevelWindow = static_cast<nsWindow*>(GetTopLevelWidget());
if (topLevelWindow != nullptr)
topLevelWindow->DispatchDeactivateEvent();
}
void
nsWindow::DispatchResizeEvent(nsIntRect &aRect, nsEventStatus &aStatus)
{
aStatus = nsEventStatus_eIgnore;
if (mWidgetListener &&
mWidgetListener->WindowResized(this, aRect.width, aRect.height))
aStatus = nsEventStatus_eConsumeNoDefault;
}
NS_IMETHODIMP
nsWindow::DispatchEvent(WidgetGUIEvent* aEvent, nsEventStatus& aStatus)
{
#ifdef DEBUG
debug_DumpEvent(stdout, aEvent->widget, aEvent,
nsAutoCString("something"), 0);
#endif
aStatus = nsEventStatus_eIgnore;
// send it to the standard callback
if (mWidgetListener)
aStatus = mWidgetListener->HandleEvent(aEvent, mUseAttachedEvents);
return NS_OK;
}
NS_IMETHODIMP
nsWindow::Show(bool aState)
{
LOG(("nsWindow::Show [%p] state %d\n", (void *)this, aState));
if (aState == mIsShown)
return NS_OK;
// Clear our cached resources when the window is hidden.
if (mIsShown && !aState) {
ClearCachedResources();
}
mIsShown = aState;
#ifdef MOZ_ENABLE_QTMOBILITY
if (mWidget &&
(mWindowType == eWindowType_toplevel ||
mWindowType == eWindowType_dialog ||
mWindowType == eWindowType_popup))
{
if (!gOrientation) {
gOrientation = new QOrientationSensor();
gOrientation->addFilter(&gOrientationFilter);
gOrientation->start();
if (!gOrientation->isActive()) {
qWarning("Orientationsensor didn't start!");
}
gOrientationFilter.filter(gOrientation->reading());
QObject::connect((QObject*) &gOrientationFilter, SIGNAL(orientationChanged()),
mWidget, SLOT(orientationChanged()));
}
}
#endif
if ((aState && !AreBoundsSane()) || !mWidget) {
LOG(("\tbounds are insane or window hasn't been created yet\n"));
mNeedsShow = true;
return NS_OK;
}
if (aState) {
if (mNeedsMove) {
NativeResize(mBounds.x, mBounds.y, mBounds.width, mBounds.height,
false);
} else if (mNeedsResize) {
NativeResize(mBounds.width, mBounds.height, false);
}
}
else
// If someone is hiding this widget, clear any needing show flag.
mNeedsShow = false;
NativeShow(aState);
return NS_OK;
}
NS_IMETHODIMP
nsWindow::Resize(double aWidth, double aHeight, bool aRepaint)
{
mBounds.width = NSToIntRound(aWidth);
mBounds.height = NSToIntRound(aHeight);
if (!mWidget)
return NS_OK;
if (mIsShown) {
if (AreBoundsSane()) {
if (mIsTopLevel || mNeedsShow)
NativeResize(mBounds.x, mBounds.y,
mBounds.width, mBounds.height, aRepaint);
else
NativeResize(mBounds.width, mBounds.height, aRepaint);
// Does it need to be shown because it was previously insane?
if (mNeedsShow)
NativeShow(true);
}
else {
// If someone has set this so that the needs show flag is false
// and it needs to be hidden, update the flag and hide the
// window. This flag will be cleared the next time someone
// hides the window or shows it. It also prevents us from
// calling NativeShow(false) excessively on the window which
// causes unneeded X traffic.
if (!mNeedsShow) {
mNeedsShow = true;
NativeShow(false);
}
}
}
else if (AreBoundsSane() && mListenForResizes) {
// For widgets that we listen for resizes for (widgets created
// with native parents) we apparently _always_ have to resize. I
// dunno why, but apparently we're lame like that.
NativeResize(mBounds.width, mBounds.height, aRepaint);
}
else {
mNeedsResize = true;
}
// synthesize a resize event if this isn't a toplevel
if (mIsTopLevel || mListenForResizes) {
nsEventStatus status;
DispatchResizeEvent(mBounds, status);
}
NotifyRollupGeometryChange();
return NS_OK;
}
NS_IMETHODIMP
nsWindow::Resize(double aX, double aY, double aWidth, double aHeight,
bool aRepaint)
{
mBounds.x = NSToIntRound(aX);
mBounds.y = NSToIntRound(aY);
mBounds.width = NSToIntRound(aWidth);
mBounds.height = NSToIntRound(aHeight);
mPlaced = true;
if (!mWidget)
return NS_OK;
// Has this widget been set to visible?
if (mIsShown) {
// Are the bounds sane?
if (AreBoundsSane()) {
// Yep? Resize the window
NativeResize(mBounds.x, mBounds.y, mBounds.width, mBounds.height,
aRepaint);
// Does it need to be shown because it was previously insane?
if (mNeedsShow)
NativeShow(true);
}
else {
// If someone has set this so that the needs show flag is false
// and it needs to be hidden, update the flag and hide the
// window. This flag will be cleared the next time someone
// hides the window or shows it. It also prevents us from
// calling NativeShow(false) excessively on the window which
// causes unneeded X traffic.
if (!mNeedsShow) {
mNeedsShow = true;
NativeShow(false);
}
}
}
// If the widget hasn't been shown, mark the widget as needing to be
// resized before it is shown
else if (AreBoundsSane() && mListenForResizes) {
// For widgets that we listen for resizes for (widgets created
// with native parents) we apparently _always_ have to resize. I
// dunno why, but apparently we're lame like that.
NativeResize(mBounds.x, mBounds.y, mBounds.width, mBounds.height,
aRepaint);
}
else {
mNeedsResize = true;
mNeedsMove = true;
}
if (mIsTopLevel || mListenForResizes) {
// synthesize a resize event
nsEventStatus status;
DispatchResizeEvent(mBounds, status);
}
if (aRepaint)
mWidget->update();
NotifyRollupGeometryChange();
return NS_OK;
}
NS_IMETHODIMP
nsWindow::Enable(bool aState)
{
mEnabled = aState;
return NS_OK;
}
bool
nsWindow::IsEnabled() const
{
return mEnabled;
}
void
nsWindow::OnDestroy(void)
{
if (mOnDestroyCalled)
return;
mOnDestroyCalled = true;
// release references to children and device context
nsBaseWidget::OnDestroy();
// let go of our parent
mParent = nullptr;
nsCOMPtr<nsIWidget> kungFuDeathGrip = this;
NotifyWindowDestroyed();
}
bool
nsWindow::AreBoundsSane(void)
{
if (mBounds.width > 0 && mBounds.height > 0)
return true;
return false;
}
NS_IMETHODIMP_(void)
nsWindow::SetInputContext(const InputContext& aContext,
const InputContextAction& aAction)
{
NS_ENSURE_TRUE_VOID(mWidget);
// SetSoftwareKeyboardState uses mInputContext,
// so, before calling that, record aContext in mInputContext.
mInputContext = aContext;
switch (mInputContext.mIMEState.mEnabled) {
case IMEState::ENABLED:
case IMEState::PASSWORD:
case IMEState::PLUGIN:
SetSoftwareKeyboardState(true, aAction);
break;
default:
SetSoftwareKeyboardState(false, aAction);
break;
}
}
NS_IMETHODIMP_(InputContext)
nsWindow::GetInputContext()
{
mInputContext.mIMEState.mOpen = IMEState::OPEN_STATE_NOT_SUPPORTED;
// Our qt widget looks like using only one context per process.
// However, it's better to set the context's pointer.
#if (QT_VERSION < QT_VERSION_CHECK(5, 0, 0))
mInputContext.mNativeIMEContext = qApp->inputContext();
#else
mInputContext.mNativeIMEContext = qApp->inputMethod();
#endif
return mInputContext;
}
void
nsWindow::SetSoftwareKeyboardState(bool aOpen,
const InputContextAction& aAction)
{
if (aOpen) {
NS_ENSURE_TRUE_VOID(mInputContext.mIMEState.mEnabled !=
IMEState::DISABLED);
// Ensure that opening the virtual keyboard is allowed for this specific
// InputContext depending on the content.ime.strict.policy pref
if (mInputContext.mIMEState.mEnabled != IMEState::PLUGIN &&
Preferences::GetBool("content.ime.strict_policy", false) &&
!aAction.ContentGotFocusByTrustedCause() &&
!aAction.UserMightRequestOpenVKB()) {
return;
}
}
if (aOpen) {
// VKB open need to be delayed in order to give
// to plugins chance prevent VKB from opening
int32_t openDelay =
Preferences::GetInt("ui.vkb.open.delay", 200);
MozQWidget::requestVKB(openDelay, mWidget);
} else {
MozQWidget::hideVKB();
}
return;
}
void
nsWindow::UserActivity()
{
if (!mIdleService) {
mIdleService = do_GetService("@mozilla.org/widget/idleservice;1");
}
if (mIdleService) {
mIdleService->ResetIdleTimeOut(0);
}
}
uint32_t
nsWindow::GetGLFrameBufferFormat()
{
if (mLayerManager &&
mLayerManager->GetBackendType() == mozilla::layers::LAYERS_OPENGL) {
return MozQGLWidgetWrapper::isRGBAContext() ? LOCAL_GL_RGBA : LOCAL_GL_RGB;
}
return LOCAL_GL_NONE;
}
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