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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsITheme.h"
#include "nsCOMPtr.h"
#include "nsIAtom.h"
#include "nsIObserver.h"
#include "nsNativeTheme.h"
#include <gtk/gtk.h>
#include "gtkdrawing.h"
class nsNativeThemeGTK: private nsNativeTheme,
public nsITheme,
public nsIObserver {
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSIOBSERVER
// The nsITheme interface.
NS_IMETHOD DrawWidgetBackground(nsRenderingContext* aContext,
nsIFrame* aFrame, uint8_t aWidgetType,
const nsRect& aRect,
const nsRect& aDirtyRect);
NS_IMETHOD GetWidgetBorder(nsDeviceContext* aContext, nsIFrame* aFrame,
uint8_t aWidgetType, nsIntMargin* aResult);
virtual NS_HIDDEN_(bool) GetWidgetPadding(nsDeviceContext* aContext,
nsIFrame* aFrame,
uint8_t aWidgetType,
nsIntMargin* aResult);
virtual NS_HIDDEN_(bool) GetWidgetOverflow(nsDeviceContext* aContext,
nsIFrame* aFrame,
uint8_t aWidgetType,
nsRect* aOverflowRect);
NS_IMETHOD GetMinimumWidgetSize(nsRenderingContext* aContext,
nsIFrame* aFrame, uint8_t aWidgetType,
nsIntSize* aResult, bool* aIsOverridable);
NS_IMETHOD WidgetStateChanged(nsIFrame* aFrame, uint8_t aWidgetType,
nsIAtom* aAttribute, bool* aShouldRepaint);
NS_IMETHOD ThemeChanged();
NS_IMETHOD_(bool) ThemeSupportsWidget(nsPresContext* aPresContext,
nsIFrame* aFrame,
uint8_t aWidgetType);
NS_IMETHOD_(bool) WidgetIsContainer(uint8_t aWidgetType);
NS_IMETHOD_(bool) ThemeDrawsFocusForWidget(uint8_t aWidgetType) MOZ_OVERRIDE;
bool ThemeNeedsComboboxDropmarker();
virtual Transparency GetWidgetTransparency(nsIFrame* aFrame,
uint8_t aWidgetType);
nsNativeThemeGTK();
virtual ~nsNativeThemeGTK();
private:
gint GetTabMarginPixels(nsIFrame* aFrame);
bool GetGtkWidgetAndState(uint8_t aWidgetType, nsIFrame* aFrame,
GtkThemeWidgetType& aGtkWidgetType,
GtkWidgetState* aState, gint* aWidgetFlags);
bool GetExtraSizeForWidget(nsIFrame* aFrame, uint8_t aWidgetType,
nsIntMargin* aExtra);
void RefreshWidgetWindow(nsIFrame* aFrame);
uint8_t mDisabledWidgetTypes[32];
uint8_t mSafeWidgetStates[1024]; // 256 widgets * 32 bits per widget
static const char* sDisabledEngines[];
};
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