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comparison: layout/forms/nsMeterFrame.h
layout/forms/nsMeterFrame.h
- changeset 0
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #ifndef nsMeterFrame_h___ | |
| 7 #define nsMeterFrame_h___ | |
| 8 | |
| 9 #include "mozilla/Attributes.h" | |
| 10 #include "nsContainerFrame.h" | |
| 11 #include "nsIAnonymousContentCreator.h" | |
| 12 #include "nsCOMPtr.h" | |
| 13 | |
| 14 class nsMeterFrame : public nsContainerFrame, | |
| 15 public nsIAnonymousContentCreator | |
| 16 | |
| 17 { | |
| 18 typedef mozilla::dom::Element Element; | |
| 19 | |
| 20 public: | |
| 21 NS_DECL_QUERYFRAME_TARGET(nsMeterFrame) | |
| 22 NS_DECL_QUERYFRAME | |
| 23 NS_DECL_FRAMEARENA_HELPERS | |
| 24 | |
| 25 nsMeterFrame(nsStyleContext* aContext); | |
| 26 virtual ~nsMeterFrame(); | |
| 27 | |
| 28 virtual void DestroyFrom(nsIFrame* aDestructRoot) MOZ_OVERRIDE; | |
| 29 | |
| 30 virtual nsresult Reflow(nsPresContext* aCX, | |
| 31 nsHTMLReflowMetrics& aDesiredSize, | |
| 32 const nsHTMLReflowState& aReflowState, | |
| 33 nsReflowStatus& aStatus) MOZ_OVERRIDE; | |
| 34 | |
| 35 #ifdef DEBUG_FRAME_DUMP | |
| 36 virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE { | |
| 37 return MakeFrameName(NS_LITERAL_STRING("Meter"), aResult); | |
| 38 } | |
| 39 #endif | |
| 40 | |
| 41 virtual bool IsLeaf() const MOZ_OVERRIDE { return true; } | |
| 42 | |
| 43 // nsIAnonymousContentCreator | |
| 44 virtual nsresult CreateAnonymousContent(nsTArray<ContentInfo>& aElements) MOZ_OVERRIDE; | |
| 45 virtual void AppendAnonymousContentTo(nsBaseContentList& aElements, | |
| 46 uint32_t aFilter) MOZ_OVERRIDE; | |
| 47 | |
| 48 virtual nsresult AttributeChanged(int32_t aNameSpaceID, | |
| 49 nsIAtom* aAttribute, | |
| 50 int32_t aModType) MOZ_OVERRIDE; | |
| 51 | |
| 52 virtual nsSize ComputeAutoSize(nsRenderingContext *aRenderingContext, | |
| 53 nsSize aCBSize, nscoord aAvailableWidth, | |
| 54 nsSize aMargin, nsSize aBorder, | |
| 55 nsSize aPadding, bool aShrinkWrap) MOZ_OVERRIDE; | |
| 56 | |
| 57 virtual nscoord GetMinWidth(nsRenderingContext *aRenderingContext) MOZ_OVERRIDE; | |
| 58 virtual nscoord GetPrefWidth(nsRenderingContext *aRenderingContext) MOZ_OVERRIDE; | |
| 59 | |
| 60 virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE | |
| 61 { | |
| 62 return nsContainerFrame::IsFrameOfType(aFlags & | |
| 63 ~(nsIFrame::eReplaced | nsIFrame::eReplacedContainsBlock)); | |
| 64 } | |
| 65 | |
| 66 /** | |
| 67 * Returns whether the frame and its child should use the native style. | |
| 68 */ | |
| 69 bool ShouldUseNativeStyle() const; | |
| 70 | |
| 71 virtual Element* GetPseudoElement(nsCSSPseudoElements::Type aType) MOZ_OVERRIDE; | |
| 72 | |
| 73 protected: | |
| 74 // Helper function which reflow the anonymous div frame. | |
| 75 void ReflowBarFrame(nsIFrame* aBarFrame, | |
| 76 nsPresContext* aPresContext, | |
| 77 const nsHTMLReflowState& aReflowState, | |
| 78 nsReflowStatus& aStatus); | |
| 79 /** | |
| 80 * The div used to show the meter bar. | |
| 81 * @see nsMeterFrame::CreateAnonymousContent | |
| 82 */ | |
| 83 nsCOMPtr<Element> mBarDiv; | |
| 84 }; | |
| 85 | |
| 86 #endif |
