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Diffstat (limited to 'webkit/pending/RenderTheme.h')
| -rw-r--r-- | webkit/pending/RenderTheme.h | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/webkit/pending/RenderTheme.h b/webkit/pending/RenderTheme.h deleted file mode 100644 index 8620600..0000000 --- a/webkit/pending/RenderTheme.h +++ /dev/null @@ -1,224 +0,0 @@ -/* - * This file is part of the theme implementation for form controls in WebCore. - * - * Copyright (C) 2005, 2006, 2007, 2008 Apple Computer, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public License - * along with this library; see the file COPYING.LIB. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - * Boston, MA 02110-1301, USA. - * - */ - -#ifndef RenderTheme_h -#define RenderTheme_h - -#include "RenderObject.h" - -namespace WebCore { - -class Element; -class PopupMenu; -class RenderMenuList; -class CSSStyleSheet; - -enum ControlState { - HoverState, - PressedState, - FocusState, - EnabledState, - CheckedState, - ReadOnlyState, - DefaultState -}; - -class RenderTheme { -public: - RenderTheme() { } - virtual ~RenderTheme() { } - - // This method is called whenever style has been computed for an element and the appearance - // property has been set to a value other than "none". The theme should map in all of the appropriate - // metrics and defaults given the contents of the style. This includes sophisticated operations like - // selection of control size based off the font, the disabling of appearance when certain other properties like - // "border" are set, or if the appearance is not supported by the theme. - void adjustStyle(CSSStyleSelector*, RenderStyle*, Element*, bool UAHasAppearance, - const BorderData&, const FillLayer&, const Color& backgroundColor); - - // This method is called once, from CSSStyleSelector::loadDefaultStyle(), to let each platform adjust - // the default CSS rules in html4.css. - static void adjustDefaultStyleSheet(CSSStyleSheet*); - - // This method is called to paint the widget as a background of the RenderObject. A widget's foreground, e.g., the - // text of a button, is always rendered by the engine itself. The boolean return value indicates - // whether the CSS border/background should also be painted. - bool paint(RenderObject*, const RenderObject::PaintInfo&, const IntRect&); - bool paintBorderOnly(RenderObject*, const RenderObject::PaintInfo&, const IntRect&); - bool paintDecorations(RenderObject*, const RenderObject::PaintInfo&, const IntRect&); - - // The remaining methods should be implemented by the platform-specific portion of the theme, e.g., - // RenderThemeMac.cpp for Mac OS X. - - // A method to obtain the baseline position for a "leaf" control. This will only be used if a baseline - // position cannot be determined by examining child content. Checkboxes and radio buttons are examples of - // controls that need to do this. - virtual int baselinePosition(const RenderObject*) const; - - // A method for asking if a control is a container or not. Leaf controls have to have some special behavior (like - // the baseline position API above). - virtual bool isControlContainer(EAppearance) const; - - // A method asking if the control changes its tint when the window has focus or not. - virtual bool controlSupportsTints(const RenderObject*) const { return false; } - - // Whether or not the control has been styled enough by the author to disable the native appearance. - virtual bool isControlStyled(const RenderStyle*, const BorderData&, const FillLayer&, const Color& backgroundColor) const; - - // A general method asking if any control tinting is supported at all. - virtual bool supportsControlTints() const { return false; } - - // Some controls may spill out of their containers (e.g., the check on an OS X checkbox). When these controls repaint, - // the theme needs to communicate this inflated rect to the engine so that it can invalidate the whole control. - virtual void adjustRepaintRect(const RenderObject*, IntRect&) { } - - // This method is called whenever a relevant state changes on a particular themed object, e.g., the mouse becomes pressed - // or a control becomes disabled. - virtual bool stateChanged(RenderObject*, ControlState) const; - - // This method is called whenever the theme changes on the system in order to flush cached resources from the - // old theme. - virtual void themeChanged() { } - - // A method asking if the theme is able to draw the focus ring. - virtual bool supportsFocusRing(const RenderStyle*) const; - - // A method asking if the theme's controls actually care about redrawing when hovered. - virtual bool supportsHover(const RenderStyle*) const { return false; } - - // The selection color. - Color activeSelectionBackgroundColor() const; - Color inactiveSelectionBackgroundColor() const; - - virtual Color platformTextSearchHighlightColor() const; - - // The platform selection color. - virtual Color platformActiveSelectionBackgroundColor() const; - virtual Color platformInactiveSelectionBackgroundColor() const; - virtual Color platformActiveSelectionForegroundColor() const; - virtual Color platformInactiveSelectionForegroundColor() const; - - // List Box selection color - virtual Color activeListBoxSelectionBackgroundColor() const; - virtual Color activeListBoxSelectionForegroundColor() const; - virtual Color inactiveListBoxSelectionBackgroundColor() const; - virtual Color inactiveListBoxSelectionForegroundColor() const; - - virtual void platformColorsDidChange(); - - virtual double caretBlinkFrequency() const { return 0.5; } - - // System fonts and colors for CSS. - virtual void systemFont(int cssValueId, Document*, FontDescription&) const = 0; - virtual Color systemColor(int cssValueId) const; - - virtual int minimumMenuListSize(RenderStyle*) const { return 0; } - - virtual void adjustButtonInnerStyle(RenderStyle* style) const { } - virtual void adjustSliderThumbSize(RenderObject*) const; - - // Methods for state querying - bool isActive(const RenderObject*) const; - bool isChecked(const RenderObject*) const; - bool isIndeterminate(const RenderObject*) const; - bool isEnabled(const RenderObject*) const; - bool isFocused(const RenderObject*) const; - bool isPressed(const RenderObject*) const; - bool isHovered(const RenderObject*) const; - bool isReadOnlyControl(const RenderObject*) const; - bool isDefault(const RenderObject*) const; - - virtual int popupInternalPaddingLeft(RenderStyle*) const { return 0; } - virtual int popupInternalPaddingRight(RenderStyle*) const { return 0; } - virtual int popupInternalPaddingTop(RenderStyle*) const { return 0; } - virtual int popupInternalPaddingBottom(RenderStyle*) const { return 0; } - - // Method for painting the caps lock indicator - virtual bool paintCapsLockIndicator(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return 0; }; - -protected: - // Methods for each appearance value. - virtual void adjustCheckboxStyle(CSSStyleSelector*, RenderStyle*, Element*) const; - virtual bool paintCheckbox(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - virtual void setCheckboxSize(RenderStyle*) const { } - - virtual void adjustRadioStyle(CSSStyleSelector*, RenderStyle*, Element*) const; - virtual bool paintRadio(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - virtual void setRadioSize(RenderStyle*) const { } - - virtual void adjustButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const; - virtual bool paintButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - virtual void setButtonSize(RenderStyle*) const { } - - virtual void adjustTextFieldStyle(CSSStyleSelector*, RenderStyle*, Element*) const; - virtual bool paintTextField(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - - virtual void adjustTextAreaStyle(CSSStyleSelector*, RenderStyle*, Element*) const; - virtual bool paintTextArea(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - - virtual void adjustMenuListStyle(CSSStyleSelector*, RenderStyle*, Element*) const; - virtual bool paintMenuList(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - - virtual void adjustMenuListButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const; - virtual bool paintMenuListButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - - virtual void adjustSliderTrackStyle(CSSStyleSelector*, RenderStyle*, Element*) const; - virtual bool paintSliderTrack(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - - virtual void adjustSliderThumbStyle(CSSStyleSelector*, RenderStyle*, Element*) const; - virtual bool paintSliderThumb(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - - virtual void adjustSearchFieldStyle(CSSStyleSelector*, RenderStyle*, Element*) const; - virtual bool paintSearchField(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - - virtual void adjustSearchFieldCancelButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const; - virtual bool paintSearchFieldCancelButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - - virtual void adjustSearchFieldDecorationStyle(CSSStyleSelector*, RenderStyle*, Element*) const; - virtual bool paintSearchFieldDecoration(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - - virtual void adjustSearchFieldResultsDecorationStyle(CSSStyleSelector*, RenderStyle*, Element*) const; - virtual bool paintSearchFieldResultsDecoration(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - - virtual void adjustSearchFieldResultsButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const; - virtual bool paintSearchFieldResultsButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - - virtual bool paintMediaFullscreenButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - virtual bool paintMediaPlayButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - virtual bool paintMediaMuteButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - virtual bool paintMediaSeekBackButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - virtual bool paintMediaSeekForwardButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - virtual bool paintMediaSliderTrack(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - virtual bool paintMediaSliderThumb(RenderObject*, const RenderObject::PaintInfo&, const IntRect&) { return true; } - -private: - mutable Color m_activeSelectionColor; - mutable Color m_inactiveSelectionColor; -}; - -// Function to obtain the theme. This is implemented in your platform-specific theme implementation to hand -// back the appropriate platform theme. -RenderTheme* theme(); - -} // namespace WebCore - -#endif // RenderTheme_h |