| // Copyright 2013 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 ASH_WM_CAPTION_BUTTONS_FRAME_CAPTION_BUTTON_H_ |
| #define ASH_WM_CAPTION_BUTTONS_FRAME_CAPTION_BUTTON_H_ |
| |
| #include "ash/ash_export.h" |
| #include "ash/wm/caption_buttons/caption_button_types.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "ui/gfx/image/image_skia.h" |
| #include "ui/views/controls/button/image_button.h" |
| |
| namespace gfx { |
| class SlideAnimation; |
| } |
| |
| namespace ash { |
| |
| // Base class for the window caption buttons (minimize, maximize, restore, |
| // close). |
| class ASH_EXPORT FrameCaptionButton : public views::ImageButton { |
| public: |
| enum Animate { |
| ANIMATE_YES, |
| ANIMATE_NO |
| }; |
| |
| enum Style { |
| // Restored tabbed browser windows. |
| STYLE_TALL_RESTORED, |
| |
| // All other restored windows. |
| STYLE_SHORT_RESTORED, |
| |
| // Maximized or fullscreen windows. |
| STYLE_SHORT_MAXIMIZED_OR_FULLSCREEN |
| }; |
| |
| static const char kViewClassName[]; |
| |
| FrameCaptionButton(views::ButtonListener* listener, CaptionButtonIcon icon); |
| virtual ~FrameCaptionButton(); |
| |
| // Sets the button's icon. If |animate| is ANIMATE_YES, the button crossfades |
| // to the new icon. |
| void SetIcon(CaptionButtonIcon icon, Animate animate); |
| |
| // Sets the button's style. The transition to the new style is not animated. |
| void SetStyle(Style style); |
| |
| // views::View overrides: |
| virtual const char* GetClassName() const OVERRIDE; |
| virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE; |
| |
| CaptionButtonIcon icon() const { |
| return icon_; |
| } |
| |
| protected: |
| // views::CustomButton overrides: |
| virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE; |
| virtual void StateChanged() OVERRIDE; |
| |
| private: |
| // Updates the button's images based on the current icon and style. |
| void UpdateImages(); |
| |
| // Sets the button's images based on the given ids. |
| void SetImages(int normal_image_id, int hot_image_id, int pushed_image_id); |
| |
| // gfx::AnimationDelegate override: |
| virtual void AnimationProgressed(const gfx::Animation* animation) OVERRIDE; |
| |
| // The button's current icon. |
| CaptionButtonIcon icon_; |
| |
| // The button's current style. |
| Style style_; |
| |
| // The scale at which the button was previously painted. |
| float last_paint_scale_; |
| |
| // The image to crossfade from. |
| gfx::ImageSkia crossfade_image_; |
| |
| scoped_ptr<gfx::SlideAnimation> animation_; |
| |
| DISALLOW_COPY_AND_ASSIGN(FrameCaptionButton); |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_WM_CAPTION_BUTTONS_FRAME_CAPTION_BUTTON_H_ |