46 lines
		
	
	
	
		
			1 KiB
			
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			46 lines
		
	
	
	
		
			1 KiB
			
		
	
	
	
		
			C++
		
	
	
	
	
	
// Copyright (c) 2016 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include <windows.h>
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#include "atom/browser/osr_render_widget_host_view.h"
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namespace atom {
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class DummyWindowWin : public gfx::WindowImpl {
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 public:
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  DummyWindowWin() {
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    // Create a hidden 1x1 borderless window.
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    set_window_style(WS_POPUP | WS_SYSMENU);
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    Init(NULL, gfx::Rect(0, 0, 1, 1));
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  }
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  ~DummyWindowWin() override {
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    DestroyWindow(hwnd());
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  }
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 private:
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  CR_BEGIN_MSG_MAP_EX(DummyWindowWin)
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    CR_MSG_WM_PAINT(OnPaint)
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  CR_END_MSG_MAP()
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  void OnPaint(HDC dc) {
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    ValidateRect(hwnd(), NULL);
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  }
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  DISALLOW_COPY_AND_ASSIGN(DummyWindowWin);
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};
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void OffScreenRenderWidgetHostView::CreatePlatformWidget() {
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  DCHECK(!window_);
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  window_.reset(new DummyWindowWin());
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  compositor_widget_ = window_->hwnd();
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}
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void OffScreenRenderWidgetHostView::DestroyPlatformWidget() {
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  window_.reset(NULL);
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  compositor_widget_ = gfx::kNullAcceleratedWidget;
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}
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}  // namespace atom
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