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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef UI_VIEWS_CONTROLS_BUTTON_IMAGE_BUTTON_H_ | 5 #ifndef UI_VIEWS_CONTROLS_BUTTON_IMAGE_BUTTON_H_ |
| 6 #define UI_VIEWS_CONTROLS_BUTTON_IMAGE_BUTTON_H_ | 6 #define UI_VIEWS_CONTROLS_BUTTON_IMAGE_BUTTON_H_ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include "base/gtest_prod_util.h" | 9 #include "base/gtest_prod_util.h" |
| 10 #include "third_party/skia/include/core/SkBitmap.h" | |
| 11 #include "ui/gfx/image/image_skia.h" | 10 #include "ui/gfx/image/image_skia.h" |
| 12 #include "ui/views/controls/button/custom_button.h" | 11 #include "ui/views/controls/button/custom_button.h" |
| 13 | 12 |
| 14 namespace views { | 13 namespace views { |
| 15 | 14 |
| 16 // An image button. | 15 // An image button. |
| 17 | 16 |
| 18 // Note that this type of button is not focusable by default and will not be | 17 // Note that this type of button is not focusable by default and will not be |
| 19 // part of the focus chain. Call set_focusable(true) to make it part of the | 18 // part of the focus chain. Call set_focusable(true) to make it part of the |
| 20 // focus chain. | 19 // focus chain. |
| (...skipping 18 matching lines...) Expand all Loading... |
| 39 // Set the image the button should use for the provided state. | 38 // Set the image the button should use for the provided state. |
| 40 virtual void SetImage(ButtonState state, const gfx::ImageSkia* image); | 39 virtual void SetImage(ButtonState state, const gfx::ImageSkia* image); |
| 41 | 40 |
| 42 // Set the background details. | 41 // Set the background details. |
| 43 void SetBackground(SkColor color, | 42 void SetBackground(SkColor color, |
| 44 const gfx::ImageSkia* image, | 43 const gfx::ImageSkia* image, |
| 45 const gfx::ImageSkia* mask); | 44 const gfx::ImageSkia* mask); |
| 46 | 45 |
| 47 // Set an |image| to draw on top of the normal / hot / pushed image. | 46 // Set an |image| to draw on top of the normal / hot / pushed image. |
| 48 // Pass NULL for no image. | 47 // Pass NULL for no image. |
| 49 void SetOverlayImage(const SkBitmap* image); | 48 void SetOverlayImage(const gfx::ImageSkia* image); |
| 50 | 49 |
| 51 // Sets how the image is laid out within the button's bounds. | 50 // Sets how the image is laid out within the button's bounds. |
| 52 void SetImageAlignment(HorizontalAlignment h_align, | 51 void SetImageAlignment(HorizontalAlignment h_align, |
| 53 VerticalAlignment v_align); | 52 VerticalAlignment v_align); |
| 54 | 53 |
| 55 // Overridden from View: | 54 // Overridden from View: |
| 56 virtual gfx::Size GetPreferredSize() OVERRIDE; | 55 virtual gfx::Size GetPreferredSize() OVERRIDE; |
| 57 virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE; | 56 virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE; |
| 58 | 57 |
| 59 // Sets preferred size, so it could be correctly positioned in layout even if | 58 // Sets preferred size, so it could be correctly positioned in layout even if |
| 60 // it is NULL. | 59 // it is NULL. |
| 61 void SetPreferredSize(const gfx::Size& preferred_size) { | 60 void SetPreferredSize(const gfx::Size& preferred_size) { |
| 62 preferred_size_ = preferred_size; | 61 preferred_size_ = preferred_size; |
| 63 } | 62 } |
| 64 | 63 |
| 65 protected: | 64 protected: |
| 66 // Returns the image to paint. This is invoked from paint and returns a value | 65 // Returns the image to paint. This is invoked from paint and returns a value |
| 67 // from images. | 66 // from images. |
| 68 virtual SkBitmap GetImageToPaint(); | 67 virtual gfx::ImageSkia GetImageToPaint(); |
| 69 | 68 |
| 70 // The images used to render the different states of this button. | 69 // The images used to render the different states of this button. |
| 71 SkBitmap images_[BS_COUNT]; | 70 gfx::ImageSkia images_[BS_COUNT]; |
| 72 | 71 |
| 73 // The background image. | 72 // The background image. |
| 74 SkBitmap background_image_; | 73 gfx::ImageSkia background_image_; |
| 75 | 74 |
| 76 // Image to draw on top of normal / hot / pushed image. Usually empty. | 75 // Image to draw on top of normal / hot / pushed image. Usually empty. |
| 77 SkBitmap overlay_image_; | 76 gfx::ImageSkia overlay_image_; |
| 78 | 77 |
| 79 private: | 78 private: |
| 80 FRIEND_TEST_ALL_PREFIXES(ImageButtonTest, Basics); | 79 FRIEND_TEST_ALL_PREFIXES(ImageButtonTest, Basics); |
| 81 | 80 |
| 82 // Image alignment. | 81 // Image alignment. |
| 83 HorizontalAlignment h_alignment_; | 82 HorizontalAlignment h_alignment_; |
| 84 VerticalAlignment v_alignment_; | 83 VerticalAlignment v_alignment_; |
| 85 gfx::Size preferred_size_; | 84 gfx::Size preferred_size_; |
| 86 | 85 |
| 87 DISALLOW_COPY_AND_ASSIGN(ImageButton); | 86 DISALLOW_COPY_AND_ASSIGN(ImageButton); |
| (...skipping 27 matching lines...) Expand all Loading... |
| 115 const gfx::ImageSkia* image) OVERRIDE; | 114 const gfx::ImageSkia* image) OVERRIDE; |
| 116 | 115 |
| 117 // Overridden from View: | 116 // Overridden from View: |
| 118 virtual bool GetTooltipText(const gfx::Point& p, | 117 virtual bool GetTooltipText(const gfx::Point& p, |
| 119 string16* tooltip) const OVERRIDE; | 118 string16* tooltip) const OVERRIDE; |
| 120 | 119 |
| 121 private: | 120 private: |
| 122 // The parent class's images_ member is used for the current images, | 121 // The parent class's images_ member is used for the current images, |
| 123 // and this array is used to hold the alternative images. | 122 // and this array is used to hold the alternative images. |
| 124 // We swap between the two when toggling. | 123 // We swap between the two when toggling. |
| 125 SkBitmap alternate_images_[BS_COUNT]; | 124 gfx::ImageSkia alternate_images_[BS_COUNT]; |
| 126 | 125 |
| 127 // True if the button is currently toggled. | 126 // True if the button is currently toggled. |
| 128 bool toggled_; | 127 bool toggled_; |
| 129 | 128 |
| 130 // The parent class's tooltip_text_ is displayed when not toggled, and | 129 // The parent class's tooltip_text_ is displayed when not toggled, and |
| 131 // this one is shown when toggled. | 130 // this one is shown when toggled. |
| 132 string16 toggled_tooltip_text_; | 131 string16 toggled_tooltip_text_; |
| 133 | 132 |
| 134 DISALLOW_COPY_AND_ASSIGN(ToggleImageButton); | 133 DISALLOW_COPY_AND_ASSIGN(ToggleImageButton); |
| 135 }; | 134 }; |
| 136 | 135 |
| 137 } // namespace views | 136 } // namespace views |
| 138 | 137 |
| 139 #endif // UI_VIEWS_CONTROLS_BUTTON_IMAGE_BUTTON_H_ | 138 #endif // UI_VIEWS_CONTROLS_BUTTON_IMAGE_BUTTON_H_ |
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