| OLD | NEW |
| 1 /* | 1 /* |
| 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. | 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
| 6 * are met: | 6 * are met: |
| 7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
| 8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
| 10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
| (...skipping 20 matching lines...) Expand all Loading... |
| 31 #include "platform/PlatformExport.h" | 31 #include "platform/PlatformExport.h" |
| 32 #include "platform/ThemeTypes.h" | 32 #include "platform/ThemeTypes.h" |
| 33 #include "platform/fonts/FontDescription.h" | 33 #include "platform/fonts/FontDescription.h" |
| 34 #include "platform/geometry/IntRect.h" | 34 #include "platform/geometry/IntRect.h" |
| 35 #include "platform/graphics/Color.h" | 35 #include "platform/graphics/Color.h" |
| 36 #include "wtf/Forward.h" | 36 #include "wtf/Forward.h" |
| 37 | 37 |
| 38 namespace blink { | 38 namespace blink { |
| 39 | 39 |
| 40 class GraphicsContext; | 40 class GraphicsContext; |
| 41 class ScrollView; | 41 class ScrollableArea; |
| 42 | 42 |
| 43 // Unlike other platform classes, Theme does extensively use virtual functions.
This design allows a platform to switch between multiple themes at runtime. | 43 // Unlike other platform classes, Theme does extensively use virtual functions.
This design allows a platform to switch between multiple themes at runtime. |
| 44 class PLATFORM_EXPORT Theme { | 44 class PLATFORM_EXPORT Theme { |
| 45 public: | 45 public: |
| 46 Theme() { } | 46 Theme() { } |
| 47 virtual ~Theme() { } | 47 virtual ~Theme() { } |
| 48 | 48 |
| 49 // A method to obtain the baseline position adjustment for a "leaf" control.
This will only be used if a baseline | 49 // A method to obtain the baseline position adjustment for a "leaf" control.
This will only be used if a baseline |
| 50 // position cannot be determined by examining child content. Checkboxes and
radio buttons are examples of | 50 // position cannot be determined by examining child content. Checkboxes and
radio buttons are examples of |
| 51 // controls that need to do this. The adjustment is an offset that adds to
the baseline, e.g., marginTop() + height() + |offset|. | 51 // controls that need to do this. The adjustment is an offset that adds to
the baseline, e.g., marginTop() + height() + |offset|. |
| (...skipping 35 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 87 virtual LengthSize minimumControlSize(ControlPart, const FontDescription&, f
loat /*zoomFactor*/) const { return LengthSize(Length(0, Fixed), Length(0, Fixed
)); } | 87 virtual LengthSize minimumControlSize(ControlPart, const FontDescription&, f
loat /*zoomFactor*/) const { return LengthSize(Length(0, Fixed), Length(0, Fixed
)); } |
| 88 | 88 |
| 89 // Allows the theme to modify the existing padding/border. | 89 // Allows the theme to modify the existing padding/border. |
| 90 virtual LengthBox controlPadding(ControlPart, const FontDescription&, const
LengthBox& zoomedBox, float zoomFactor) const; | 90 virtual LengthBox controlPadding(ControlPart, const FontDescription&, const
LengthBox& zoomedBox, float zoomFactor) const; |
| 91 virtual LengthBox controlBorder(ControlPart, const FontDescription&, const L
engthBox& zoomedBox, float zoomFactor) const; | 91 virtual LengthBox controlBorder(ControlPart, const FontDescription&, const L
engthBox& zoomedBox, float zoomFactor) const; |
| 92 | 92 |
| 93 // Whether or not whitespace: pre should be forced on always. | 93 // Whether or not whitespace: pre should be forced on always. |
| 94 virtual bool controlRequiresPreWhiteSpace(ControlPart) const { return false;
} | 94 virtual bool controlRequiresPreWhiteSpace(ControlPart) const { return false;
} |
| 95 | 95 |
| 96 // Method for painting a control. The rect is in zoomed coordinates. | 96 // Method for painting a control. The rect is in zoomed coordinates. |
| 97 virtual void paint(ControlPart, ControlStates, GraphicsContext*, const IntRe
ct& /*zoomedRect*/, float /*zoomFactor*/, ScrollView*) const { } | 97 virtual void paint(ControlPart, ControlStates, GraphicsContext*, const IntRe
ct& /*zoomedRect*/, float /*zoomFactor*/, ScrollableArea*) const { } |
| 98 | 98 |
| 99 // Some controls may spill out of their containers (e.g., the check on an OS
X checkbox). When these controls repaint, | 99 // Some controls may spill out of their containers (e.g., the check on an OS
X checkbox). When these controls repaint, |
| 100 // the theme needs to communicate this inflated rect to the engine so that i
t can invalidate the whole control. | 100 // the theme needs to communicate this inflated rect to the engine so that i
t can invalidate the whole control. |
| 101 // The rect passed in is in zoomed coordinates, so the inflation should take
that into account and make sure the inflation | 101 // The rect passed in is in zoomed coordinates, so the inflation should take
that into account and make sure the inflation |
| 102 // amount is also scaled by the zoomFactor. | 102 // amount is also scaled by the zoomFactor. |
| 103 virtual void inflateControlPaintRect(ControlPart, ControlStates, IntRect& /*
zoomedRect*/, float /*zoomFactor*/) const { } | 103 virtual void inflateControlPaintRect(ControlPart, ControlStates, IntRect& /*
zoomedRect*/, float /*zoomFactor*/) const { } |
| 104 | 104 |
| 105 private: | 105 private: |
| 106 mutable Color m_activeSelectionColor; | 106 mutable Color m_activeSelectionColor; |
| 107 mutable Color m_inactiveSelectionColor; | 107 mutable Color m_inactiveSelectionColor; |
| 108 }; | 108 }; |
| 109 | 109 |
| 110 PLATFORM_EXPORT Theme* platformTheme(); | 110 PLATFORM_EXPORT Theme* platformTheme(); |
| 111 | 111 |
| 112 } // namespace blink | 112 } // namespace blink |
| 113 | 113 |
| 114 #endif // Theme_h | 114 #endif // Theme_h |
| OLD | NEW |