| // Copyright (c) 2016 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_FRAME_WINDOWS_10_CAPTION_BUTTON_H_ |
| #define CHROME_BROWSER_UI_VIEWS_FRAME_WINDOWS_10_CAPTION_BUTTON_H_ |
| |
| #include "chrome/browser/ui/view_ids.h" |
| #include "ui/gfx/canvas.h" |
| #include "ui/views/controls/button/button.h" |
| |
| class GlassBrowserFrameView; |
| |
| class Windows10CaptionButton : public views::Button { |
| public: |
| Windows10CaptionButton(GlassBrowserFrameView* frame_view, |
| ViewID button_type, |
| const base::string16& accessible_name); |
| |
| // views::Button: |
| gfx::Size CalculatePreferredSize() const override; |
| void OnPaintBackground(gfx::Canvas* canvas) override; |
| void PaintButtonContents(gfx::Canvas* canvas) override; |
| |
| private: |
| // Returns the amount we should visually reserve on the left (right in RTL) |
| // for spacing between buttons. We do this instead of repositioning the |
| // buttons to avoid the sliver of deadspace that would result. |
| int GetBetweenButtonSpacing() const; |
| |
| // Returns the order in which this button will be displayed (with 0 being |
| // drawn farthest to the left, and larger indices being drawn to the right of |
| // smaller indices). |
| int GetButtonDisplayOrderIndex() const; |
| |
| // The base color to use for the button symbols and background blending. Uses |
| // the more readable of black and white. |
| SkColor GetBaseColor() const; |
| |
| // Paints the minimize/maximize/restore/close icon for the button. |
| void PaintSymbol(gfx::Canvas* canvas); |
| |
| GlassBrowserFrameView* frame_view_; |
| ViewID button_type_; |
| |
| DISALLOW_COPY_AND_ASSIGN(Windows10CaptionButton); |
| }; |
| |
| #endif // CHROME_BROWSER_UI_VIEWS_FRAME_WINDOWS_10_CAPTION_BUTTON_H_ |