WebCore/rendering/RenderThemeMac.h
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/rendering/RenderThemeMac.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,237 @@
+/*
+ * This file is part of the theme implementation for form controls in WebCore.
+ *
+ * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010 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 RenderThemeMac_h
+#define RenderThemeMac_h
+
+#import "RenderTheme.h"
+#import <wtf/HashMap.h>
+#import <wtf/RetainPtr.h>
+
+class RenderProgress;
+
+#ifdef __OBJC__
+@class WebCoreRenderThemeNotificationObserver;
+#else
+class WebCoreRenderThemeNotificationObserver;
+#endif
+
+namespace WebCore {
+
+class RenderStyle;
+
+class RenderThemeMac : public RenderTheme {
+public:
+    static PassRefPtr<RenderTheme> create();
+
+    // A method asking if the control changes its tint when the window has focus or not.
+    virtual bool controlSupportsTints(const RenderObject*) const;
+
+    // A general method asking if any control tinting is supported at all.
+    virtual bool supportsControlTints() const { return true; }
+
+    virtual void adjustRepaintRect(const RenderObject*, IntRect&);
+
+    virtual bool isControlStyled(const RenderStyle*, const BorderData&,
+                                 const FillLayer&, const Color& backgroundColor) const;
+
+    virtual Color platformActiveSelectionBackgroundColor() const;
+    virtual Color platformInactiveSelectionBackgroundColor() const;
+    virtual Color platformActiveListBoxSelectionBackgroundColor() const;
+    virtual Color platformActiveListBoxSelectionForegroundColor() const;
+    virtual Color platformInactiveListBoxSelectionBackgroundColor() const;
+    virtual Color platformInactiveListBoxSelectionForegroundColor() const;
+    virtual Color platformFocusRingColor() const;
+
+    virtual ScrollbarControlSize scrollbarControlSizeForPart(ControlPart) { return SmallScrollbar; }
+    
+    virtual void platformColorsDidChange();
+
+    // System fonts.
+    virtual void systemFont(int cssValueId, FontDescription&) const;
+
+    virtual int minimumMenuListSize(RenderStyle*) const;
+
+    virtual void adjustSliderThumbSize(RenderObject*) const;
+    
+    virtual int popupInternalPaddingLeft(RenderStyle*) const;
+    virtual int popupInternalPaddingRight(RenderStyle*) const;
+    virtual int popupInternalPaddingTop(RenderStyle*) const;
+    virtual int popupInternalPaddingBottom(RenderStyle*) const;
+    
+    virtual bool paintCapsLockIndicator(RenderObject*, const PaintInfo&, const IntRect&);
+
+#if ENABLE(METER_TAG)
+    virtual IntSize meterSizeForBounds(const RenderMeter*, const IntRect&) const;
+    virtual bool paintMeter(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool supportsMeter(ControlPart, bool isHorizontal) const;
+#endif
+
+#if ENABLE(PROGRESS_TAG)
+    // Returns the repeat interval of the animation for the progress bar.
+    virtual double animationRepeatIntervalForProgressBar(RenderProgress*) const;
+    // Returns the duration of the animation for the progress bar.
+    virtual double animationDurationForProgressBar(RenderProgress*) const;
+#endif
+
+    virtual Color systemColor(int cssValueId) const;
+    // Controls color values returned from platformFocusRingColor(). systemColor() will be used when false.
+    virtual bool usesTestModeFocusRingColor() const;
+    // A view associated to the contained document. Subclasses may not have such a view and return a fake.
+    virtual NSView* documentViewFor(RenderObject*) const;
+protected:
+    RenderThemeMac();
+    virtual ~RenderThemeMac();
+
+    virtual bool supportsSelectionForegroundColors() const { return false; }
+
+    virtual bool paintTextField(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual void adjustTextFieldStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
+
+    virtual bool paintTextArea(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual void adjustTextAreaStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
+
+    virtual bool paintMenuList(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual void adjustMenuListStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
+
+    virtual bool paintMenuListButton(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual void adjustMenuListButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
+
+#if ENABLE(PROGRESS_TAG)
+    virtual void adjustProgressBarStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
+    virtual bool paintProgressBar(RenderObject*, const PaintInfo&, const IntRect&);
+#endif
+
+    virtual bool paintSliderTrack(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual void adjustSliderTrackStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
+
+    virtual bool paintSliderThumb(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual void adjustSliderThumbStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
+
+    virtual bool paintSearchField(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual void adjustSearchFieldStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
+
+    virtual void adjustSearchFieldCancelButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
+    virtual bool paintSearchFieldCancelButton(RenderObject*, const PaintInfo&, const IntRect&);
+
+    virtual void adjustSearchFieldDecorationStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
+    virtual bool paintSearchFieldDecoration(RenderObject*, const PaintInfo&, const IntRect&);
+
+    virtual void adjustSearchFieldResultsDecorationStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
+    virtual bool paintSearchFieldResultsDecoration(RenderObject*, const PaintInfo&, const IntRect&);
+
+    virtual void adjustSearchFieldResultsButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
+    virtual bool paintSearchFieldResultsButton(RenderObject*, const PaintInfo&, const IntRect&);
+
+#if ENABLE(VIDEO)
+    virtual bool paintMediaFullscreenButton(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaPlayButton(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaMuteButton(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaSeekBackButton(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaSeekForwardButton(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaSliderTrack(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaSliderThumb(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaRewindButton(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaReturnToRealtimeButton(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaToggleClosedCaptionsButton(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaControlsBackground(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaCurrentTime(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaTimeRemaining(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaVolumeSliderContainer(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaVolumeSliderTrack(RenderObject*, const PaintInfo&, const IntRect&);
+    virtual bool paintMediaVolumeSliderThumb(RenderObject*, const PaintInfo&, const IntRect&);
+
+    // Media controls
+    virtual String extraMediaControlsStyleSheet();
+
+    virtual bool shouldRenderMediaControlPart(ControlPart, Element*);
+    virtual void adjustMediaSliderThumbSize(RenderObject*) const;
+    virtual IntPoint volumeSliderOffsetFromMuteButton(Node*, const IntSize&) const;
+#endif
+
+private:
+
+    IntRect inflateRect(const IntRect&, const IntSize&, const int* margins, float zoomLevel = 1.0f) const;
+
+    FloatRect convertToPaintingRect(const RenderObject* inputRenderer, const RenderObject* partRenderer, const FloatRect& inputRect, const IntRect& r) const;
+    
+    // Get the control size based off the font.  Used by some of the controls (like buttons).
+    NSControlSize controlSizeForFont(RenderStyle*) const;
+    NSControlSize controlSizeForSystemFont(RenderStyle*) const;
+    void setControlSize(NSCell*, const IntSize* sizes, const IntSize& minSize, float zoomLevel = 1.0f);
+    void setSizeFromFont(RenderStyle*, const IntSize* sizes) const;
+    IntSize sizeForFont(RenderStyle*, const IntSize* sizes) const;
+    IntSize sizeForSystemFont(RenderStyle*, const IntSize* sizes) const;
+    void setFontFromControlSize(CSSStyleSelector*, RenderStyle*, NSControlSize) const;
+
+    void updateCheckedState(NSCell*, const RenderObject*);
+    void updateEnabledState(NSCell*, const RenderObject*);
+    void updateFocusedState(NSCell*, const RenderObject*);
+    void updatePressedState(NSCell*, const RenderObject*);
+    // An optional hook for subclasses to update the control tint of NSCell.
+    virtual void updateActiveState(NSCell*, const RenderObject*) {}
+
+    // Helpers for adjusting appearance and for painting
+
+    void setPopupButtonCellState(const RenderObject*, const IntRect&);
+    const IntSize* popupButtonSizes() const;
+    const int* popupButtonMargins() const;
+    const int* popupButtonPadding(NSControlSize) const;
+    void paintMenuListButtonGradients(RenderObject*, const PaintInfo&, const IntRect&);
+    const IntSize* menuListSizes() const;
+
+    const IntSize* searchFieldSizes() const;
+    const IntSize* cancelButtonSizes() const;
+    const IntSize* resultsButtonSizes() const;
+    void setSearchCellState(RenderObject*, const IntRect&);
+    void setSearchFieldSize(RenderStyle*) const;
+    
+    NSPopUpButtonCell* popupButton() const;
+    NSSearchFieldCell* search() const;
+    NSMenu* searchMenuTemplate() const;
+    NSSliderCell* sliderThumbHorizontal() const;
+    NSSliderCell* sliderThumbVertical() const;
+
+#if ENABLE(METER_TAG)
+    NSLevelIndicatorStyle levelIndicatorStyleFor(ControlPart) const;
+    NSLevelIndicatorCell* levelIndicatorFor(const RenderMeter*) const;
+#endif
+
+private:
+    mutable RetainPtr<NSPopUpButtonCell> m_popupButton;
+    mutable RetainPtr<NSSearchFieldCell> m_search;
+    mutable RetainPtr<NSMenu> m_searchMenuTemplate;
+    mutable RetainPtr<NSSliderCell> m_sliderThumbHorizontal;
+    mutable RetainPtr<NSSliderCell> m_sliderThumbVertical;
+    mutable RetainPtr<NSLevelIndicatorCell> m_levelIndicator;
+
+    bool m_isSliderThumbHorizontalPressed;
+    bool m_isSliderThumbVerticalPressed;
+
+    mutable HashMap<int, RGBA32> m_systemColorCache;
+
+    RetainPtr<WebCoreRenderThemeNotificationObserver> m_notificationObserver;
+};
+
+} // namespace WebCore
+
+#endif // RenderThemeMac_h