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33bb32f549
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-o -iname "*.h" \
-o -iname "*.c" \
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convert MOZ_OVERRIDE override
convert MOZ_FINAL final
219 lines
7.4 KiB
C++
219 lines
7.4 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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explicit nsHTMLFramesetFrame(nsStyleContext* aContext);
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virtual ~nsHTMLFramesetFrame();
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virtual void Init(nsIContent* aContent,
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nsContainerFrame* aParent,
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nsIFrame* aPrevInFlow) override;
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virtual void SetInitialChildList(ChildListID aListID,
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nsFrameList& aChildList) override;
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static bool gDragInProgress;
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void GetSizeOfChild(nsIFrame* aChild, mozilla::WritingMode aWM,
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mozilla::LogicalSize& aSize);
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void GetSizeOfChildAt(int32_t aIndexInParent,
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mozilla::WritingMode aWM,
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mozilla::LogicalSize& 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) override;
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virtual nsresult GetCursor(const nsPoint& aPoint,
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nsIFrame::Cursor& aCursor) override;
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virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder,
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const nsRect& aDirtyRect,
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const nsDisplayListSet& aLists) override;
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virtual void Reflow(nsPresContext* aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus) override;
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virtual nsIAtom* GetType() const override;
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#ifdef DEBUG_FRAME_DUMP
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virtual nsresult GetFrameName(nsAString& aResult) const override;
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#endif
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virtual bool IsLeaf() const 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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mozilla::LayoutDeviceIntPoint 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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