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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_UI_VIEWS_CHROME_VIEWS_DELEGATE_H_
#define CHROME_BROWSER_UI_VIEWS_CHROME_VIEWS_DELEGATE_H_
#include "base/callback.h"
#include "base/compiler_specific.h"
#include "base/location.h"
#include "base/macros.h"
#include "build/build_config.h"
#include "ui/accessibility/ax_enums.h"
#include "ui/views/views_delegate.h"
class ScopedKeepAlive;
class ChromeViewsDelegate : public views::ViewsDelegate {
public:
ChromeViewsDelegate();
~ChromeViewsDelegate() override;
// views::ViewsDelegate:
void SaveWindowPlacement(const views::Widget* window,
const std::string& window_name,
const gfx::Rect& bounds,
ui::WindowShowState show_state) override;
bool GetSavedWindowPlacement(const views::Widget* widget,
const std::string& window_name,
gfx::Rect* bounds,
ui::WindowShowState* show_state) const override;
void NotifyAccessibilityEvent(views::View* view,
ui::AXEvent event_type) override;
ProcessMenuAcceleratorResult ProcessAcceleratorWhileMenuShowing(
const ui::Accelerator& accelerator) override;
#if defined(OS_WIN)
HICON GetDefaultWindowIcon() const override;
HICON GetSmallWindowIcon() const override;
#elif defined(OS_LINUX) && !defined(OS_CHROMEOS)
gfx::ImageSkia* GetDefaultWindowIcon() const override;
#endif
#if defined(USE_ASH)
views::NonClientFrameView* CreateDefaultNonClientFrameView(
views::Widget* widget) override;
#endif
void AddRef() override;
void ReleaseRef() override;
void OnBeforeWidgetInit(
views::Widget::InitParams* params,
views::internal::NativeWidgetDelegate* delegate) override;
#if defined(OS_LINUX) && !defined(OS_CHROMEOS)
bool WindowManagerProvidesTitleBar(bool maximized) override;
#endif
ui::ContextFactory* GetContextFactory() override;
std::string GetApplicationName() override;
#if defined(OS_WIN)
int GetAppbarAutohideEdges(HMONITOR monitor,
const base::Closure& callback) override;
#endif
scoped_refptr<base::TaskRunner> GetBlockingPoolTaskRunner() override;
private:
#if defined(OS_WIN)
typedef std::map<HMONITOR, int> AppbarAutohideEdgeMap;
// Callback on main thread with the edges. |returned_edges| is the value that
// was returned from the call to GetAutohideEdges() that initiated the lookup.
void OnGotAppbarAutohideEdges(const base::Closure& callback,
HMONITOR monitor,
int returned_edges,
int edges);
#endif
// Function to retrieve default opacity value mainly based on platform
// and desktop context.
views::Widget::InitParams::WindowOpacity GetOpacityForInitParams(
const views::Widget::InitParams& params);
scoped_ptr<ScopedKeepAlive> keep_alive_;
#if defined(OS_WIN)
AppbarAutohideEdgeMap appbar_autohide_edge_map_;
// If true we're in the process of notifying a callback from
// GetAutohideEdges().start a new query.
bool in_autohide_edges_callback_;
base::WeakPtrFactory<ChromeViewsDelegate> weak_factory_;
#endif
DISALLOW_COPY_AND_ASSIGN(ChromeViewsDelegate);
};
#endif // CHROME_BROWSER_UI_VIEWS_CHROME_VIEWS_DELEGATE_H_
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