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4bfe3c39fd
Backed out changeset e2ab653f688a (bug 1008917) Backed out changeset b52154d8d900 (bug 1008917) Backed out changeset 2ab5b01da4de (bug 1008917) Backed out changeset f7a38df1d44f (bug 1008917) Backed out changeset 80304bb9a572 (bug 1008917) Backed out changeset 10ed89a302e9 (bug 1008917) Backed out changeset 161c41991d46 (bug 1008917) Backed out changeset 25b2475d2368 (bug 1008917) Backed out changeset b8000b31277c (bug 1008917) Backed out changeset 9afa5e7715e1 (bug 1008917) Backed out changeset 5c380c21351f (bug 1008917)
217 lines
7.3 KiB
C++
217 lines
7.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* rendering object for HTML <frameset> elements */
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#ifndef nsHTMLFrameset_h___
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#define nsHTMLFrameset_h___
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#include "mozilla/Attributes.h"
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#include "nsContainerFrame.h"
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#include "nsColor.h"
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class nsIContent;
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class nsPresContext;
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struct nsRect;
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struct nsHTMLReflowState;
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struct nsSize;
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class nsIAtom;
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class nsHTMLFramesetBorderFrame;
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class nsHTMLFramesetFrame;
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#define NO_COLOR 0xFFFFFFFA
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// defined at HTMLFrameSetElement.h
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struct nsFramesetSpec;
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struct nsBorderColor
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{
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nscolor mLeft;
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nscolor mRight;
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nscolor mTop;
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nscolor mBottom;
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nsBorderColor() { Set(NO_COLOR); }
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~nsBorderColor() {}
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void Set(nscolor aColor) { mLeft = mRight = mTop = mBottom = aColor; }
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};
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enum nsFrameborder {
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eFrameborder_Yes = 0,
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eFrameborder_No,
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eFrameborder_Notset
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};
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struct nsFramesetDrag {
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nsHTMLFramesetFrame* mSource; // frameset whose border was dragged to cause the resize
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int32_t mIndex; // index of left col or top row of effected area
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int32_t mChange; // pos for left to right or top to bottom, neg otherwise
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bool mVertical; // vertical if true, otherwise horizontal
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nsFramesetDrag();
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void Reset(bool aVertical,
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int32_t aIndex,
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int32_t aChange,
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nsHTMLFramesetFrame* aSource);
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void UnSet();
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};
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/*******************************************************************************
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* nsHTMLFramesetFrame
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******************************************************************************/
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class nsHTMLFramesetFrame : public nsContainerFrame
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{
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public:
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NS_DECL_QUERYFRAME_TARGET(nsHTMLFramesetFrame)
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NS_DECL_QUERYFRAME
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NS_DECL_FRAMEARENA_HELPERS
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nsHTMLFramesetFrame(nsStyleContext* aContext);
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virtual ~nsHTMLFramesetFrame();
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virtual void Init(nsIContent* aContent,
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nsIFrame* aParent,
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nsIFrame* aPrevInFlow) MOZ_OVERRIDE;
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virtual nsresult SetInitialChildList(ChildListID aListID,
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nsFrameList& aChildList) MOZ_OVERRIDE;
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static bool gDragInProgress;
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void GetSizeOfChild(nsIFrame* aChild, nsSize& aSize);
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void GetSizeOfChildAt(int32_t aIndexInParent,
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nsSize& aSize,
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nsIntPoint& aCellIndex);
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virtual nsresult HandleEvent(nsPresContext* aPresContext,
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mozilla::WidgetGUIEvent* aEvent,
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nsEventStatus* aEventStatus) MOZ_OVERRIDE;
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virtual nsresult GetCursor(const nsPoint& aPoint,
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nsIFrame::Cursor& aCursor) MOZ_OVERRIDE;
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virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder,
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const nsRect& aDirtyRect,
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const nsDisplayListSet& aLists) MOZ_OVERRIDE;
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virtual nsresult Reflow(nsPresContext* aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus) MOZ_OVERRIDE;
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virtual nsIAtom* GetType() const MOZ_OVERRIDE;
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#ifdef DEBUG_FRAME_DUMP
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virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE;
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#endif
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virtual bool IsLeaf() const MOZ_OVERRIDE;
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void StartMouseDrag(nsPresContext* aPresContext,
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nsHTMLFramesetBorderFrame* aBorder,
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mozilla::WidgetGUIEvent* aEvent);
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void MouseDrag(nsPresContext* aPresContext,
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mozilla::WidgetGUIEvent* aEvent);
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void EndMouseDrag(nsPresContext* aPresContext);
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nsFrameborder GetParentFrameborder() { return mParentFrameborder; }
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void SetParentFrameborder(nsFrameborder aValue) { mParentFrameborder = aValue; }
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nsFramesetDrag& GetDrag() { return mDrag; }
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void RecalculateBorderResize();
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protected:
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void Scale(nscoord aDesired,
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int32_t aNumIndicies,
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int32_t* aIndicies,
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int32_t aNumItems,
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int32_t* aItems);
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void CalculateRowCol(nsPresContext* aPresContext,
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nscoord aSize,
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int32_t aNumSpecs,
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const nsFramesetSpec* aSpecs,
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nscoord* aValues);
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void GenerateRowCol(nsPresContext* aPresContext,
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nscoord aSize,
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int32_t aNumSpecs,
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const nsFramesetSpec* aSpecs,
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nscoord* aValues,
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nsString& aNewAttr);
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virtual void GetDesiredSize(nsPresContext* aPresContext,
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const nsHTMLReflowState& aReflowState,
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nsHTMLReflowMetrics& aDesiredSize);
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int32_t GetBorderWidth(nsPresContext* aPresContext,
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bool aTakeForcingIntoAccount);
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int32_t GetParentBorderWidth() { return mParentBorderWidth; }
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void SetParentBorderWidth(int32_t aWidth) { mParentBorderWidth = aWidth; }
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nscolor GetParentBorderColor() { return mParentBorderColor; }
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void SetParentBorderColor(nscolor aColor) { mParentBorderColor = aColor; }
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nsFrameborder GetFrameBorder();
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nsFrameborder GetFrameBorder(nsIContent* aContent);
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nscolor GetBorderColor();
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nscolor GetBorderColor(nsIContent* aFrameContent);
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bool GetNoResize(nsIFrame* aChildFrame);
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void ReflowPlaceChild(nsIFrame* aChild,
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nsPresContext* aPresContext,
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const nsHTMLReflowState& aReflowState,
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nsPoint& aOffset,
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nsSize& aSize,
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nsIntPoint* aCellIndex = 0);
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bool CanResize(bool aVertical, bool aLeft);
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bool CanChildResize(bool aVertical, bool aLeft, int32_t aChildX);
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void SetBorderResize(nsHTMLFramesetBorderFrame* aBorderFrame);
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static void FrameResizePrefCallback(const char* aPref, void* aClosure);
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nsFramesetDrag mDrag;
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nsBorderColor mEdgeColors;
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nsHTMLFramesetBorderFrame* mDragger;
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nsHTMLFramesetFrame* mTopLevelFrameset;
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nsHTMLFramesetBorderFrame** mVerBorders; // vertical borders
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nsHTMLFramesetBorderFrame** mHorBorders; // horizontal borders
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nsFrameborder* mChildFrameborder; // the frameborder attr of children
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nsBorderColor* mChildBorderColors;
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nscoord* mRowSizes; // currently computed row sizes
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nscoord* mColSizes; // currently computed col sizes
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nsIntPoint mFirstDragPoint;
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int32_t mNumRows;
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int32_t mNumCols;
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int32_t mNonBorderChildCount;
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int32_t mNonBlankChildCount;
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int32_t mEdgeVisibility;
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nsFrameborder mParentFrameborder;
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nscolor mParentBorderColor;
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int32_t mParentBorderWidth;
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int32_t mPrevNeighborOrigSize; // used during resize
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int32_t mNextNeighborOrigSize;
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int32_t mMinDrag;
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int32_t mChildCount;
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bool mForceFrameResizability;
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};
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#endif
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