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Diffstat (limited to 'layout/forms/nsButtonFrameRenderer.h')
-rw-r--r-- | layout/forms/nsButtonFrameRenderer.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/layout/forms/nsButtonFrameRenderer.h b/layout/forms/nsButtonFrameRenderer.h new file mode 100644 index 0000000000..300f9dd1bc --- /dev/null +++ b/layout/forms/nsButtonFrameRenderer.h @@ -0,0 +1,77 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* 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/. */ + +#ifndef nsButtonFrameRenderer_h___ +#define nsButtonFrameRenderer_h___ + +#include "nsMargin.h" +#include "nsCSSRenderingBorders.h" + +class gfxContext; +class nsIFrame; +class nsDisplayList; +class nsDisplayListBuilder; +class nsPresContext; +struct nsRect; + +#define NS_BUTTON_RENDERER_FOCUS_INNER_CONTEXT_INDEX 0 +#define NS_BUTTON_RENDERER_LAST_CONTEXT_INDEX \ + NS_BUTTON_RENDERER_FOCUS_INNER_CONTEXT_INDEX + +class nsButtonFrameRenderer { + typedef mozilla::image::ImgDrawResult ImgDrawResult; + typedef mozilla::ComputedStyle ComputedStyle; + + public: + nsButtonFrameRenderer(); + ~nsButtonFrameRenderer(); + + /** + * Create display list items for the button + */ + nsresult DisplayButton(nsDisplayListBuilder* aBuilder, + nsDisplayList* aBackground, + nsDisplayList* aForeground); + + ImgDrawResult PaintInnerFocusBorder(nsDisplayListBuilder* aBuilder, + nsPresContext* aPresContext, + gfxContext& aRenderingContext, + const nsRect& aDirtyRect, + const nsRect& aRect); + + mozilla::Maybe<nsCSSBorderRenderer> CreateInnerFocusBorderRenderer( + nsDisplayListBuilder* aBuilder, nsPresContext* aPresContext, + gfxContext* aRenderingContext, const nsRect& aDirtyRect, + const nsRect& aRect, bool* aBorderIsEmpty); + + ImgDrawResult PaintBorder(nsDisplayListBuilder* aBuilder, + nsPresContext* aPresContext, + gfxContext& aRenderingContext, + const nsRect& aDirtyRect, const nsRect& aRect); + + void SetFrame(nsIFrame* aFrame, nsPresContext* aPresContext); + + void SetDisabled(bool aDisabled, bool notify); + + bool isActive(); + bool isDisabled(); + + void GetButtonInnerFocusRect(const nsRect& aRect, nsRect& aResult); + + ComputedStyle* GetComputedStyle(int32_t aIndex) const; + void SetComputedStyle(int32_t aIndex, ComputedStyle* aComputedStyle); + void ReResolveStyles(nsPresContext* aPresContext); + + nsIFrame* GetFrame(); + + private: + // cached style for optional inner focus outline (used on Windows). + RefPtr<ComputedStyle> mInnerFocusStyle; + + nsIFrame* mFrame; +}; + +#endif |