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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_PANELS_PANEL_BROWSER_FRAME_VIEW_H_
#define CHROME_BROWSER_UI_PANELS_PANEL_BROWSER_FRAME_VIEW_H_
#pragma once
#include "base/gtest_prod_util.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop.h"
#include "chrome/browser/ui/views/frame/browser_non_client_frame_view.h"
#include "chrome/browser/ui/views/tab_icon_view.h"
#include "ui/views/controls/button/button.h"
class Extension;
class PanelBrowserView;
class SkPaint;
namespace gfx {
class Font;
}
namespace ui {
class LinearAnimation;
}
namespace views {
class ImageButton;
class Label;
}
class PanelBrowserFrameView : public BrowserNonClientFrameView,
public views::ButtonListener,
public TabIconView::TabIconViewModel {
public:
PanelBrowserFrameView(BrowserFrame* frame, PanelBrowserView* browser_view);
virtual ~PanelBrowserFrameView();
void UpdateTitleBar();
void UpdateTitleBarMinimizeRestoreButtonVisibility();
// Returns the height of the entire nonclient top border, including the window
// frame, any title area, and any connected client edge.
int NonClientTopBorderHeight() const;
// Returns the size of the non-client area, that is, the window size minus
// the size of the client area.
gfx::Size NonClientAreaSize() const;
// Returns true if the frame window is showing only the titlebar.
bool IsShowingTitlebarOnly() const;
protected:
// Overridden from BrowserNonClientFrameView:
virtual gfx::Rect GetBoundsForTabStrip(views::View* tabstrip) const OVERRIDE;
virtual int GetHorizontalTabStripVerticalOffset(bool restored) const OVERRIDE;
virtual void UpdateThrobber(bool running) OVERRIDE;
// Overridden from views::NonClientFrameView:
virtual gfx::Rect GetBoundsForClientView() const OVERRIDE;
virtual gfx::Rect GetWindowBoundsForClientBounds(
const gfx::Rect& client_bounds) const OVERRIDE;
virtual int NonClientHitTest(const gfx::Point& point) OVERRIDE;
virtual void GetWindowMask(const gfx::Size& size, gfx::Path* window_mask)
OVERRIDE;
virtual void ResetWindowControls() OVERRIDE;
virtual void UpdateWindowIcon() OVERRIDE;
// Overridden from views::View:
virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
virtual void OnThemeChanged() OVERRIDE;
virtual gfx::Size GetMinimumSize() OVERRIDE;
virtual gfx::Size GetMaximumSize() OVERRIDE;
virtual void Layout() OVERRIDE;
virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE;
virtual bool OnMousePressed(const views::MouseEvent& event) OVERRIDE;
virtual bool OnMouseDragged(const views::MouseEvent& event) OVERRIDE;
virtual void OnMouseReleased(const views::MouseEvent& event) OVERRIDE;
virtual void OnMouseCaptureLost() OVERRIDE;
// Overridden from views::ButtonListener:
virtual void ButtonPressed(views::Button* sender, const views::Event& event)
OVERRIDE;
// Overridden from TabIconView::TabIconViewModel:
virtual bool ShouldTabIconViewAnimate() const OVERRIDE;
virtual SkBitmap GetFaviconForTabIconView() OVERRIDE;
private:
friend class PanelBrowserViewTest;
friend class NativePanelTestingWin;
enum PaintState {
NOT_PAINTED,
PAINT_AS_INACTIVE,
PAINT_AS_ACTIVE,
PAINT_FOR_ATTENTION
};
// Returns the thickness of the entire nonclient left, right, and bottom
// borders, including both the window frame and any client edge.
int NonClientBorderThickness() const;
// Returns the width of the panel that is showing only an icon.
int IconOnlyWidth() const;
// Update control styles to indicate if the titlebar is active or not.
void UpdateControlStyles(PaintState paint_state);
// Custom draw the frame.
void PaintFrameBackground(gfx::Canvas* canvas);
void PaintFrameEdge(gfx::Canvas* canvas);
void PaintClientEdge(gfx::Canvas* canvas);
// Retrieves the drawing metrics based on the current painting state.
SkColor GetTitleColor(PaintState paint_state) const;
SkBitmap* GetFrameTheme(PaintState paint_state) const;
bool UsingDefaultTheme(PaintState paint_state) const;
string16 GetTitleText() const;
bool CanResize() const;
// The client view hosted within this non-client frame view that is
// guaranteed to be freed before the client view.
// (see comments about view hierarchies in non_client_view.h)
PanelBrowserView* panel_browser_view_;
PaintState paint_state_;
views::ImageButton* close_button_;
views::ImageButton* minimize_button_;
views::ImageButton* restore_button_;
TabIconView* title_icon_;
views::Label* title_label_;
gfx::Rect client_view_bounds_;
DISALLOW_COPY_AND_ASSIGN(PanelBrowserFrameView);
};
#endif // CHROME_BROWSER_UI_PANELS_PANEL_BROWSER_FRAME_VIEW_H_
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