112 lines
3.3 KiB
Text
112 lines
3.3 KiB
Text
#include "atom/browser/osr_window.h"
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#include <algorithm>
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#include <limits>
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#include <utility>
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#include <iostream>
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#import <Cocoa/Cocoa.h>
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#include "base/compiler_specific.h"
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#include "base/strings/utf_string_conversions.h"
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#include "content/common/view_messages.h"
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#include "ui/accelerated_widget_mac/accelerated_widget_mac.h"
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#include "ui/events/latency_info.h"
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NSView* atom::OffScreenWindow::AcceleratedWidgetGetNSView() const {
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return [window_ contentView];
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}
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void atom::OffScreenWindow::AcceleratedWidgetGetVSyncParameters(
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base::TimeTicks* timebase, base::TimeDelta* interval) const {
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*timebase = base::TimeTicks();
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*interval = base::TimeDelta();
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}
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void atom::OffScreenWindow::AcceleratedWidgetSwapCompleted() {
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}
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void atom::OffScreenWindow::SetActive(bool active) {
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}
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void atom::OffScreenWindow::ShowDefinitionForSelection() {
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}
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bool atom::OffScreenWindow::SupportsSpeech() const {
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return false;
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}
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void atom::OffScreenWindow::SpeakSelection() {
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}
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bool atom::OffScreenWindow::IsSpeaking() const {
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return false;
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}
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void atom::OffScreenWindow::StopSpeaking() {
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}
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void atom::OffScreenWindow::SelectionChanged(
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const base::string16& text,
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size_t offset,
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const gfx::Range& range) {
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if (range.is_empty() || text.empty()) {
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selected_text_.clear();
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} else {
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size_t pos = range.GetMin() - offset;
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size_t n = range.length();
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DCHECK(pos + n <= text.length()) << "The text can not fully cover range.";
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if (pos >= text.length()) {
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DCHECK(false) << "The text can not cover range.";
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return;
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}
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selected_text_ = base::UTF16ToUTF8(text.substr(pos, n));
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}
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RenderWidgetHostViewBase::SelectionChanged(text, offset, range);
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}
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void atom::OffScreenWindow::CreatePlatformWidget() {
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// Create a borderless non-visible 1x1 window.
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window_ = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 1, 1)
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styleMask:NSBorderlessWindowMask
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backing:NSBackingStoreBuffered
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defer:NO];
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// Create a CALayer which is used by BrowserCompositorViewMac for rendering.
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background_layer_ = [[[CALayer alloc] init] retain];
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[background_layer_ setBackgroundColor:CGColorGetConstantColor(kCGColorClear)];
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NSView* content_view = [window_ contentView];
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[content_view setLayer:background_layer_];
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[content_view setWantsLayer:YES];
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browser_compositor_ = content::BrowserCompositorMac::Create();
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compositor_.reset(browser_compositor_->compositor());
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compositor_->SetRootLayer(root_layer_.get());
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browser_compositor_->accelerated_widget_mac()->SetNSView(this);
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browser_compositor_->compositor()->SetVisible(true);
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// CEF needs the browser compositor to remain responsive whereas normal
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// rendering on OS X does not. This effectively reverts the changes from
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// https://crbug.com/463988#c6
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compositor_->SetLocksWillTimeOut(true);
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browser_compositor_->Unsuspend();
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}
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// void atom::OffScreenWindow::PlatformDestroyCompositorWidget() {
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// DCHECK(window_);
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//
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// browser_compositor_->Destroy();
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//
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// [window_ close];
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// window_ = nil;
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// [background_layer_ release];
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// background_layer_ = nil;
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//
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// browser_compositor_.reset();
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//
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// delete accelerated_widget_helper_;
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// accelerated_widget_helper_ = nullptr;
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// }
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