gecko-dev/widget/gtk/GtkCompositorWidget.cpp

96 строки
3.0 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 "GtkCompositorWidget.h"
#include "gfxPlatformGtk.h"
#include "mozilla/layers/CompositorThread.h"
#include "mozilla/widget/InProcessCompositorWidget.h"
#include "mozilla/widget/PlatformWidgetTypes.h"
#include "nsWindow.h"
namespace mozilla {
namespace widget {
GtkCompositorWidget::GtkCompositorWidget(
const GtkCompositorWidgetInitData& aInitData,
const layers::CompositorOptions& aOptions, nsWindow* aWindow)
: CompositorWidget(aOptions), mWidget(aWindow) {
// If we have a nsWindow, then grab the already existing display connection
// If we don't, then use the init data to connect to the display
if (aWindow) {
mXDisplay = aWindow->XDisplay();
} else {
mXDisplay = XOpenDisplay(aInitData.XDisplayString().get());
}
#ifdef MOZ_WAYLAND
if (!mXDisplay) {
MOZ_RELEASE_ASSERT(
aWindow, "We're running on Wayland and but without valid nsWindow.");
mProvider.Initialize(aWindow);
} else
#endif
{
mXWindow = (Window)aInitData.XWindow();
// Grab the window's visual and depth
XWindowAttributes windowAttrs;
if (!XGetWindowAttributes(mXDisplay, mXWindow, &windowAttrs)) {
NS_WARNING("GtkCompositorWidget(): XGetWindowAttributes() failed!");
}
Visual* visual = windowAttrs.visual;
int depth = windowAttrs.depth;
// Initialize the window surface provider
mProvider.Initialize(mXDisplay, mXWindow, visual, depth,
aInitData.Shaped());
}
mClientSize = aInitData.InitialClientSize();
}
GtkCompositorWidget::~GtkCompositorWidget() {
mProvider.CleanupResources();
// If we created our own display connection, we need to destroy it
if (!mWidget && mXDisplay) {
XCloseDisplay(mXDisplay);
mXDisplay = nullptr;
}
}
already_AddRefed<gfx::DrawTarget> GtkCompositorWidget::StartRemoteDrawing() {
return nullptr;
}
void GtkCompositorWidget::EndRemoteDrawing() {}
already_AddRefed<gfx::DrawTarget>
GtkCompositorWidget::StartRemoteDrawingInRegion(
LayoutDeviceIntRegion& aInvalidRegion, layers::BufferMode* aBufferMode) {
return mProvider.StartRemoteDrawingInRegion(aInvalidRegion, aBufferMode);
}
void GtkCompositorWidget::EndRemoteDrawingInRegion(
gfx::DrawTarget* aDrawTarget, LayoutDeviceIntRegion& aInvalidRegion) {
mProvider.EndRemoteDrawingInRegion(aDrawTarget, aInvalidRegion);
}
nsIWidget* GtkCompositorWidget::RealWidget() { return mWidget; }
void GtkCompositorWidget::NotifyClientSizeChanged(
const LayoutDeviceIntSize& aClientSize) {
mClientSize = aClientSize;
}
LayoutDeviceIntSize GtkCompositorWidget::GetClientSize() { return mClientSize; }
uintptr_t GtkCompositorWidget::GetWidgetKey() {
return reinterpret_cast<uintptr_t>(mWidget);
}
} // namespace widget
} // namespace mozilla