| // Copyright 2014 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_FRAME_CUSTOM_FRAME_HEADER_H_ |
| #define ASH_FRAME_CUSTOM_FRAME_HEADER_H_ |
| |
| #include "ash/ash_export.h" |
| #include "ash/frame/frame_header.h" |
| #include "base/callback.h" |
| #include "base/macros.h" |
| #include "ui/gfx/image/image_skia.h" |
| |
| namespace ash { |
| |
| // Helper class for drawing a custom frame (such as for a themed Chrome Browser |
| // frame). |
| class ASH_EXPORT CustomFrameHeader : public FrameHeader { |
| public: |
| class AppearanceProvider { |
| public: |
| virtual ~AppearanceProvider() = default; |
| virtual SkColor GetFrameHeaderColor(bool active) = 0; |
| virtual gfx::ImageSkia GetFrameHeaderImage(bool active) = 0; |
| virtual gfx::ImageSkia GetFrameHeaderOverlayImage(bool active) = 0; |
| virtual bool IsTabletMode() const = 0; |
| }; |
| |
| // BrowserFrameHeaderAsh does not take ownership of any of the parameters. |
| // |target_widget| is the widget that the caption buttons act on. |
| // |view| is the view into which |this| will paint. |back_button| can be |
| // nullptr, and the frame will not have a back button. |
| CustomFrameHeader(views::Widget* target_widget, |
| views::View* view, |
| AppearanceProvider* appearance_provider, |
| bool incognito, |
| FrameCaptionButtonContainerView* caption_button_container); |
| ~CustomFrameHeader() override; |
| |
| protected: |
| // FrameHeader: |
| void DoPaintHeader(gfx::Canvas* canvas) override; |
| void DoSetFrameColors(SkColor active_frame_color, |
| SkColor inactive_frame_color) override; |
| AshLayoutSize GetButtonLayoutSize() const override; |
| SkColor GetTitleColor() const override; |
| SkColor GetCurrentFrameColor() const override; |
| |
| private: |
| // Paints the frame image for the |active| state based on the current value of |
| // the activation animation. |
| void PaintFrameImages(gfx::Canvas* canvas, bool active); |
| |
| AppearanceProvider* appearance_provider_ = nullptr; |
| |
| // Whether the header is for an incognito browser window. |
| bool is_incognito_ = false; |
| |
| DISALLOW_COPY_AND_ASSIGN(CustomFrameHeader); |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_FRAME_CUSTOM_FRAME_HEADER_H_ |