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	- Add CefRequestContext::LoadExtension, CefExtension, CefExtensionHandler and related methods/interfaces. - Add chrome://extensions-support that lists supported Chrome APIs. - Add CefBrowserHost::SetAutoResizeEnabled and CefDisplayHandler::OnAutoResize to support browser resize based on preferred web contents size. - views: Add support for custom CefMenuButton popups. - cefclient: Run with `--load-extension=set_page_color` command-line flag for an extension loading example. Add `--use-views` on Windows and Linux for an even better example.
		
			
				
	
	
		
			60 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			60 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
// Copyright 2016 The Chromium Embedded Framework Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be found
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// in the LICENSE file.
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#include "libcef/browser/views/menu_button_view.h"
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#include "libcef/browser/thread_util.h"
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#include "ui/gfx/canvas.h"
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#include "ui/views/controls/menu/menu_config.h"
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namespace {
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class ButtonPressedLock : public CefMenuButtonPressedLock {
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 public:
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  explicit ButtonPressedLock(views::MenuButton* menu_button)
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      : pressed_lock_(menu_button) {}
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 private:
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  views::MenuButton::PressedLock pressed_lock_;
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  IMPLEMENT_REFCOUNTING_DELETE_ON_UIT(ButtonPressedLock);
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  DISALLOW_COPY_AND_ASSIGN(ButtonPressedLock);
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};
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}  // namespace
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CefMenuButtonView::CefMenuButtonView(CefMenuButtonDelegate* cef_delegate)
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    : ParentClass(cef_delegate) {
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  DCHECK(cef_delegate);
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}
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void CefMenuButtonView::Initialize() {
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  ParentClass::Initialize();
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  SetDrawStringsFlags(IsFocusable() ? gfx::Canvas::SHOW_PREFIX
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                                    : gfx::Canvas::HIDE_PREFIX);
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  // Use the same default font as MenuItemView.
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  SetFontList(views::MenuConfig::instance().font_list);
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}
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CefRefPtr<CefMenuButton> CefMenuButtonView::GetCefMenuButton() const {
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  CefRefPtr<CefMenuButton> menu_button = GetCefLabelButton()->AsMenuButton();
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  DCHECK(menu_button);
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  return menu_button;
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}
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void CefMenuButtonView::SetDrawStringsFlags(int flags) {
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  label()->SetDrawStringsFlags(flags);
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}
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void CefMenuButtonView::OnMenuButtonClicked(views::MenuButton* source,
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                                            const gfx::Point& point,
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                                            const ui::Event* event) {
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  cef_delegate()->OnMenuButtonPressed(GetCefMenuButton(),
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                                      CefPoint(point.x(), point.y()),
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                                      new ButtonPressedLock(source));
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}
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