The Tor Browser / file comparison
comparison: layout/xul/nsTextBoxFrame.h
layout/xul/nsTextBoxFrame.h
- branch
- TOR_BUG_3246
- changeset 6
- 8bccb770b82d
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| -1:000000000000 | 0:5ec525d9fc66 |
|---|---|
| 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 #ifndef nsTextBoxFrame_h___ | |
| 6 #define nsTextBoxFrame_h___ | |
| 7 | |
| 8 #include "mozilla/Attributes.h" | |
| 9 #include "nsLeafBoxFrame.h" | |
| 10 | |
| 11 class nsAccessKeyInfo; | |
| 12 class nsAsyncAccesskeyUpdate; | |
| 13 | |
| 14 typedef nsLeafBoxFrame nsTextBoxFrameSuper; | |
| 15 class nsTextBoxFrame : public nsTextBoxFrameSuper | |
| 16 { | |
| 17 public: | |
| 18 NS_DECL_QUERYFRAME_TARGET(nsTextBoxFrame) | |
| 19 NS_DECL_QUERYFRAME | |
| 20 NS_DECL_FRAMEARENA_HELPERS | |
| 21 | |
| 22 virtual nsSize GetPrefSize(nsBoxLayoutState& aBoxLayoutState) MOZ_OVERRIDE; | |
| 23 virtual nsSize GetMinSize(nsBoxLayoutState& aBoxLayoutState) MOZ_OVERRIDE; | |
| 24 virtual nscoord GetBoxAscent(nsBoxLayoutState& aBoxLayoutState) MOZ_OVERRIDE; | |
| 25 NS_IMETHOD DoLayout(nsBoxLayoutState& aBoxLayoutState) MOZ_OVERRIDE; | |
| 26 virtual void MarkIntrinsicWidthsDirty() MOZ_OVERRIDE; | |
| 27 | |
| 28 enum CroppingStyle { CropNone, CropLeft, CropRight, CropCenter }; | |
| 29 | |
| 30 friend nsIFrame* NS_NewTextBoxFrame(nsIPresShell* aPresShell, nsStyleContext* aContext); | |
| 31 | |
| 32 virtual void Init(nsIContent* aContent, | |
| 33 nsIFrame* aParent, | |
| 34 nsIFrame* asPrevInFlow) MOZ_OVERRIDE; | |
| 35 | |
| 36 virtual void DestroyFrom(nsIFrame* aDestructRoot) MOZ_OVERRIDE; | |
| 37 | |
| 38 virtual nsresult AttributeChanged(int32_t aNameSpaceID, | |
| 39 nsIAtom* aAttribute, | |
| 40 int32_t aModType) MOZ_OVERRIDE; | |
| 41 | |
| 42 #ifdef DEBUG_FRAME_DUMP | |
| 43 virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE; | |
| 44 #endif | |
| 45 | |
| 46 void UpdateAttributes(nsIAtom* aAttribute, | |
| 47 bool& aResize, | |
| 48 bool& aRedraw); | |
| 49 | |
| 50 virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder, | |
| 51 const nsRect& aDirtyRect, | |
| 52 const nsDisplayListSet& aLists) MOZ_OVERRIDE; | |
| 53 | |
| 54 virtual ~nsTextBoxFrame(); | |
| 55 | |
| 56 void PaintTitle(nsRenderingContext& aRenderingContext, | |
| 57 const nsRect& aDirtyRect, | |
| 58 nsPoint aPt, | |
| 59 const nscolor* aOverrideColor); | |
| 60 | |
| 61 nsRect GetComponentAlphaBounds(); | |
| 62 | |
| 63 virtual bool ComputesOwnOverflowArea() MOZ_OVERRIDE; | |
| 64 | |
| 65 void GetCroppedTitle(nsString& aTitle) const { aTitle = mCroppedTitle; } | |
| 66 | |
| 67 protected: | |
| 68 friend class nsAsyncAccesskeyUpdate; | |
| 69 friend class nsDisplayXULTextBox; | |
| 70 // Should be called only by nsAsyncAccesskeyUpdate. | |
| 71 // Returns true if accesskey was updated. | |
| 72 bool UpdateAccesskey(nsWeakFrame& aWeakThis); | |
| 73 void UpdateAccessTitle(); | |
| 74 void UpdateAccessIndex(); | |
| 75 | |
| 76 // REVIEW: SORRY! Couldn't resist devirtualizing these | |
| 77 void LayoutTitle(nsPresContext* aPresContext, | |
| 78 nsRenderingContext& aRenderingContext, | |
| 79 const nsRect& aRect); | |
| 80 | |
| 81 void CalculateUnderline(nsRenderingContext& aRenderingContext); | |
| 82 | |
| 83 void CalcTextSize(nsBoxLayoutState& aBoxLayoutState); | |
| 84 | |
| 85 void CalcDrawRect(nsRenderingContext &aRenderingContext); | |
| 86 | |
| 87 nsTextBoxFrame(nsIPresShell* aShell, nsStyleContext* aContext); | |
| 88 | |
| 89 nscoord CalculateTitleForWidth(nsPresContext* aPresContext, | |
| 90 nsRenderingContext& aRenderingContext, | |
| 91 nscoord aWidth); | |
| 92 | |
| 93 void GetTextSize(nsPresContext* aPresContext, | |
| 94 nsRenderingContext& aRenderingContext, | |
| 95 const nsString& aString, | |
| 96 nsSize& aSize, | |
| 97 nscoord& aAscent); | |
| 98 | |
| 99 nsresult RegUnregAccessKey(bool aDoReg); | |
| 100 | |
| 101 private: | |
| 102 | |
| 103 bool AlwaysAppendAccessKey(); | |
| 104 bool InsertSeparatorBeforeAccessKey(); | |
| 105 | |
| 106 void DrawText(nsRenderingContext& aRenderingContext, | |
| 107 const nsRect& aDirtyRect, | |
| 108 const nsRect& aTextRect, | |
| 109 const nscolor* aOverrideColor); | |
| 110 | |
| 111 nsString mTitle; | |
| 112 nsString mCroppedTitle; | |
| 113 nsString mAccessKey; | |
| 114 nsSize mTextSize; | |
| 115 nsRect mTextDrawRect; | |
| 116 nsAccessKeyInfo* mAccessKeyInfo; | |
| 117 | |
| 118 CroppingStyle mCropType; | |
| 119 nscoord mAscent; | |
| 120 bool mNeedsRecalc; | |
| 121 bool mNeedsReflowCallback; | |
| 122 | |
| 123 static bool gAlwaysAppendAccessKey; | |
| 124 static bool gAccessKeyPrefInitialized; | |
| 125 static bool gInsertSeparatorBeforeAccessKey; | |
| 126 static bool gInsertSeparatorPrefInitialized; | |
| 127 | |
| 128 }; // class nsTextBoxFrame | |
| 129 | |
| 130 #endif /* nsTextBoxFrame_h___ */ |
