зеркало из https://github.com/mozilla/pjs.git
1793 строки
59 KiB
C++
1793 строки
59 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "nsCOMPtr.h"
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#include "nsFrameSetFrame.h"
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#include "nsIHTMLContent.h"
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#include "nsLeafFrame.h"
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#include "nsHTMLContainerFrame.h"
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#include "nsIWebShell.h"
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#include "nsIPresContext.h"
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#include "nsIPresShell.h"
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#include "nsHTMLIIDs.h"
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#include "nsIComponentManager.h"
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#include "nsIStreamListener.h"
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#include "nsIURL.h"
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#include "nsIDocument.h"
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#include "nsIView.h"
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#include "nsIViewManager.h"
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#include "nsWidgetsCID.h"
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#include "nsViewsCID.h"
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#include "nsHTMLAtoms.h"
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#include "nsIScrollableView.h"
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#include "nsStyleCoord.h"
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#include "nsStyleConsts.h"
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#include "nsIStyleContext.h"
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#include "nsIDocumentLoader.h"
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#include "nsGenericHTMLElement.h"
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#include "nsHTMLParts.h"
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#include "nsILookAndFeel.h"
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#include "nsWidgetsCID.h"
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#include "nsIComponentManager.h"
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// masks for mEdgeVisibility
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#define LEFT_VIS 0x0001
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#define RIGHT_VIS 0x0002
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#define TOP_VIS 0x0004
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#define BOTTOM_VIS 0x0008
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#define ALL_VIS 0x000F
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#define NONE_VIS 0x0000
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static PRInt32 LEFT_EDGE = -1;
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static PRInt32 RIGHT_EDGE = 1000000;
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static NS_DEFINE_IID(kIFramesetFrameIID, NS_IFRAMESETFRAME_IID);
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static NS_DEFINE_IID(kLookAndFeelCID, NS_LOOKANDFEEL_CID);
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static NS_DEFINE_IID(kILookAndFeelIID, NS_ILOOKANDFEEL_IID);
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/*******************************************************************************
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* nsFramesetDrag
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******************************************************************************/
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nsFramesetDrag::nsFramesetDrag()
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{
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UnSet();
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}
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nsFramesetDrag::nsFramesetDrag(PRBool aVertical,
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PRInt32 aIndex,
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PRInt32 aChange,
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nsHTMLFramesetFrame* aSource)
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{
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mVertical = aVertical;
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mIndex = aIndex;
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mChange = aChange;
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mSource = aSource;
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}
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void nsFramesetDrag::Reset(PRBool aVertical,
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PRInt32 aIndex,
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PRInt32 aChange,
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nsHTMLFramesetFrame* aSource)
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{
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mVertical = aVertical;
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mIndex = aIndex;
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mChange = aChange;
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mSource = aSource;
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mActive = PR_TRUE;
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}
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void nsFramesetDrag::UnSet()
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{
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mVertical = PR_TRUE;
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mIndex = -1;
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mChange = 0;
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mSource = nsnull;
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mActive = PR_FALSE;
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}
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/*******************************************************************************
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* nsHTMLFramesetBorderFrame
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******************************************************************************/
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class nsHTMLFramesetBorderFrame : public nsLeafFrame {
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public:
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NS_IMETHOD GetFrameName(nsString& aResult) const;
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NS_IMETHOD HandleEvent(nsIPresContext& aPresContext,
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nsGUIEvent* aEvent,
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nsEventStatus& aEventStatus);
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NS_IMETHOD GetFrameForPoint(const nsPoint& aPoint,
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nsIFrame** aFrame);
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NS_IMETHOD GetCursor(nsIPresContext& aPresContext,
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nsPoint& aPoint,
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PRInt32& aCursor);
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NS_IMETHOD Paint(nsIPresContext& aPresContext,
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nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect,
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nsFramePaintLayer aWhichLayer);
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NS_IMETHOD Reflow(nsIPresContext& aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus);
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PRBool GetVisibility() { return mVisibility; }
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void SetVisibility(PRBool aVisibility);
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void SetColor(nscolor aColor);
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protected:
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nsHTMLFramesetBorderFrame(PRInt32 aWidth, PRBool aVertical, PRBool aVisible);
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virtual ~nsHTMLFramesetBorderFrame();
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virtual void GetDesiredSize(nsIPresContext* aPresContext,
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const nsHTMLReflowState& aReflowState,
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nsHTMLReflowMetrics& aDesiredSize);
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PRInt32 mWidth;
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PRBool mVertical;
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PRBool mVisibility;
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nscolor mColor;
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// the prev and next neighbors are indexes into the row (for a horizontal border) or col (for
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// a vertical border) of nsHTMLFramesetFrames or nsHTMLFrames
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PRInt32 mPrevNeighbor;
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PRInt32 mNextNeighbor;
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PRBool mCanResize;
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friend class nsHTMLFramesetFrame;
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};
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/*******************************************************************************
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* nsHTMLFramesetBlankFrame
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******************************************************************************/
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class nsHTMLFramesetBlankFrame : public nsLeafFrame {
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public:
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NS_IMETHOD List(FILE* out = stdout, PRInt32 aIndent = 0) const;
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NS_IMETHOD Paint(nsIPresContext& aPresContext,
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nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect,
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nsFramePaintLayer aWhichLayer);
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NS_IMETHOD Reflow(nsIPresContext& aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus);
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protected:
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virtual ~nsHTMLFramesetBlankFrame();
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virtual void GetDesiredSize(nsIPresContext* aPresContext,
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const nsHTMLReflowState& aReflowState,
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nsHTMLReflowMetrics& aDesiredSize);
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friend class nsHTMLFramesetFrame;
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friend class nsHTMLFrameset;
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};
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/*******************************************************************************
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* nsHTMLFramesetFrame
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******************************************************************************/
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PRInt32 nsHTMLFramesetFrame::gMaxNumRowColSpecs = 25;
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PRBool nsHTMLFramesetFrame::gDragInProgress = PR_FALSE;
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nsHTMLFramesetFrame::nsHTMLFramesetFrame()
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: nsHTMLContainerFrame()
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{
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mNumRows = 0;
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mRowSpecs = nsnull;
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mRowSizes = nsnull;
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mNumCols = 0;
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mColSpecs = nsnull;
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mColSizes = nsnull;
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mEdgeVisibility = 0;
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mParentFrameborder = eFrameborder_Yes; // default
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mParentBorderWidth = -1; // default not set
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mParentBorderColor = NO_COLOR; // default not set
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mFirstDragPoint.x = mFirstDragPoint.y = 0;
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mMinDrag = 0;
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mNonBorderChildCount = 0;
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mNonBlankChildCount = 0;
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mDragger = nsnull;
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mChildCount = 0;
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mTopLevelFrameset = nsnull;
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mEdgeColors.Set(NO_COLOR);
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}
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nsHTMLFramesetFrame::~nsHTMLFramesetFrame()
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{
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if (mRowSizes) delete [] mRowSizes;
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if (mRowSpecs) delete [] mRowSpecs;
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if (mColSizes) delete [] mColSizes;
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if (mColSpecs) delete [] mColSpecs;
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mRowSizes = mColSizes = nsnull;
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mRowSpecs = mColSpecs = nsnull;
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}
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nsresult nsHTMLFramesetFrame::QueryInterface(const nsIID& aIID,
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void** aInstancePtr)
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{
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if (NULL == aInstancePtr) {
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return NS_ERROR_NULL_POINTER;
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} else if (aIID.Equals(kIFramesetFrameIID)) {
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*aInstancePtr = (void*)this;
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return NS_OK;
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}
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return nsHTMLContainerFrame::QueryInterface(aIID, aInstancePtr);
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}
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NS_IMETHODIMP
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nsHTMLFramesetFrame::Init(nsIPresContext& aPresContext,
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nsIContent* aContent,
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nsIFrame* aParent,
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nsIStyleContext* aContext,
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nsIFrame* aPrevInFlow)
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{
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nsHTMLContainerFrame::Init(aPresContext, aContent, aParent,
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aContext, aPrevInFlow);
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// find the highest ancestor that is a frameset
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nsresult rv = NS_OK;
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nsIFrame* parentFrame = nsnull;
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GetParent((nsIFrame**)&parentFrame);
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mTopLevelFrameset = (nsHTMLFramesetFrame*)this;
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while (parentFrame) {
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nsHTMLFramesetFrame* frameset;
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rv = parentFrame->QueryInterface(kIFramesetFrameIID, (void**)&frameset);
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if (NS_SUCCEEDED(rv)) {
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mTopLevelFrameset = frameset;
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parentFrame->GetParent((nsIFrame**)&parentFrame);
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} else {
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break;
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}
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}
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return rv;
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}
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// XXX should this try to allocate twips based on an even pixel boundary?
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void nsHTMLFramesetFrame::Scale(nscoord aDesired,
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PRInt32 aNumIndicies,
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PRInt32* aIndicies,
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PRInt32* aItems)
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{
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PRInt32 actual = 0;
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PRInt32 i, j;
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// get the actual total
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for (i = 0; i < aNumIndicies; i++) {
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j = aIndicies[i];
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actual += aItems[j];
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}
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float factor = (float)aDesired / (float)actual;
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actual = 0;
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// scale the items up or down
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for (i = 0; i < aNumIndicies; i++) {
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j = aIndicies[i];
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aItems[j] = NSToCoordRound((float)aItems[j] * factor);
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actual += aItems[j];
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}
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if ((aNumIndicies > 0) && (aDesired != actual)) {
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PRInt32 unit = (aDesired > actual) ? 1 : -1;
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i = 0;
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while (aDesired != actual) {
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j = aIndicies[i];
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aItems[j] += unit;
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actual += unit;
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i++;
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}
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}
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}
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/**
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* Translate the rows/cols specs into an array of integer sizes for
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* each cell in the frameset. Sizes are allocated based on the priorities of the
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* specifier - fixed sizes have the highest priority, percentage sizes have the next
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* highest priority and relative sizes have the lowest.
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*/
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void nsHTMLFramesetFrame::CalculateRowCol(nsIPresContext* aPresContext,
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nscoord aSize,
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PRInt32 aNumSpecs,
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nsFramesetSpec* aSpecs,
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nscoord* aValues)
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{
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PRInt32 fixedTotal = 0;
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PRInt32 numFixed = 0;
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PRInt32* fixed = new PRInt32[aNumSpecs];
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PRInt32 numPercent = 0;
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PRInt32* percent = new PRInt32[aNumSpecs];
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PRInt32 relativeSums = 0;
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PRInt32 numRelative = 0;
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PRInt32* relative= new PRInt32[aNumSpecs];
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float p2t;
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aPresContext->GetScaledPixelsToTwips(&p2t);
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PRInt32 i, j;
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// initialize the fixed, percent, relative indices, allocate the fixed sizes and zero the others
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for (i = 0; i < aNumSpecs; i++) {
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aValues[i] = 0;
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switch (aSpecs[i].mUnit) {
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case eFramesetUnit_Fixed:
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aValues[i] = NSToCoordRound(p2t * aSpecs[i].mValue);
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fixedTotal += aValues[i];
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fixed[numFixed] = i;
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numFixed++;
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break;
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case eFramesetUnit_Percent:
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percent[numPercent] = i;
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numPercent++;
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break;
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case eFramesetUnit_Relative:
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relative[numRelative] = i;
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numRelative++;
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relativeSums += aSpecs[i].mValue;
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break;
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}
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}
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// scale the fixed sizes if they total too much (or too little and there aren't any percent or relative)
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if ((fixedTotal > aSize) || ((fixedTotal < aSize) && (0 == numPercent) && (0 == numRelative))) {
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Scale(aSize, numFixed, fixed, aValues);
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delete [] fixed; delete [] percent; delete [] relative;
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return;
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}
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PRInt32 percentMax = aSize - fixedTotal;
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PRInt32 percentTotal = 0;
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// allocate the percentage sizes from what is left over from the fixed allocation
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for (i = 0; i < numPercent; i++) {
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j = percent[i];
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aValues[j] = NSToCoordRound((float)aSpecs[j].mValue * (float)aSize / 100.0f);
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percentTotal += aValues[j];
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}
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// scale the percent sizes if they total too much (or too little and there aren't any relative)
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if ((percentTotal > percentMax) || ((percentTotal < percentMax) && (0 == numRelative))) {
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Scale(percentMax, numPercent, percent, aValues);
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delete [] fixed; delete [] percent; delete [] relative;
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return;
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}
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PRInt32 relativeMax = percentMax - percentTotal;
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PRInt32 relativeTotal = 0;
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// allocate the relative sizes from what is left over from the percent allocation
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for (i = 0; i < numRelative; i++) {
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j = relative[i];
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aValues[j] = NSToCoordRound((float)aSpecs[j].mValue * (float)relativeMax / (float)relativeSums);
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relativeTotal += aValues[j];
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}
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// scale the relative sizes if they take up too much or too little
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if (relativeTotal != relativeMax) {
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Scale(relativeMax, numRelative, relative, aValues);
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}
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delete [] fixed; delete [] percent; delete [] relative;
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}
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/**
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* Translate the rows/cols integer sizes into an array of specs for
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* each cell in the frameset. Reverse of CalculateRowCol() behaviour.
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* This allows us to maintain the user size info through reflows.
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*/
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void nsHTMLFramesetFrame::GenerateRowCol(nsIPresContext* aPresContext,
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nscoord aSize,
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PRInt32 aNumSpecs,
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nsFramesetSpec* aSpecs,
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nscoord* aValues)
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{
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float t2p;
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aPresContext->GetTwipsToPixels(&t2p);
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PRInt32 i;
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for (i = 0; i < aNumSpecs; i++) {
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switch (aSpecs[i].mUnit) {
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case eFramesetUnit_Fixed:
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aSpecs[i].mValue = NSToCoordRound(t2p * aValues[i]);
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break;
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case eFramesetUnit_Percent: // XXX Only accurate to 1%, need 1 pixel
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aSpecs[i].mValue = (100*aValues[i])/aSize;
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break;
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case eFramesetUnit_Relative:
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aSpecs[i].mValue = aValues[i];
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break;
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}
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}
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}
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PRInt32 nsHTMLFramesetFrame::GetBorderWidth(nsIPresContext* aPresContext)
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{
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float p2t;
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aPresContext->GetScaledPixelsToTwips(&p2t);
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nsHTMLValue htmlVal;
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nsIHTMLContent* content = nsnull;
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mContent->QueryInterface(kIHTMLContentIID, (void**)&content);
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if (nsnull != content) {
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if (NS_CONTENT_ATTR_HAS_VALUE == (content->GetHTMLAttribute(nsHTMLAtoms::border, htmlVal))) {
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nsHTMLUnit unit = htmlVal.GetUnit();
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PRInt32 intVal = 0;
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if (eHTMLUnit_Pixel == unit) {
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intVal = htmlVal.GetPixelValue();
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} else if (eHTMLUnit_Integer == unit) {
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intVal = htmlVal.GetIntValue();
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}
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if (intVal < 0) {
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intVal = 0;
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}
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NS_RELEASE(content);
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return NSIntPixelsToTwips(intVal, p2t);
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}
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NS_RELEASE(content);
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}
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if (mParentBorderWidth >= 0) {
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return mParentBorderWidth;
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}
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return NSIntPixelsToTwips(6, p2t);
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}
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PRIntn
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nsHTMLFramesetFrame::GetSkipSides() const
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{
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return 0;
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}
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void
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nsHTMLFramesetFrame::GetDesiredSize(nsIPresContext* aPresContext,
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const nsHTMLReflowState& aReflowState,
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nsHTMLReflowMetrics& aDesiredSize)
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{
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nsHTMLFramesetFrame* framesetParent = GetFramesetParent(this);
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if (nsnull == framesetParent) {
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nsRect area;
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aPresContext->GetVisibleArea(area);
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aDesiredSize.width = area.width;
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aDesiredSize.height= area.height;
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} else {
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nsSize size;
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framesetParent->GetSizeOfChild(this, size);
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aDesiredSize.width = size.width;
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aDesiredSize.height = size.height;
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}
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aDesiredSize.ascent = aDesiredSize.height;
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aDesiredSize.descent = 0;
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}
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nsHTMLFramesetFrame* nsHTMLFramesetFrame::GetFramesetParent(nsIFrame* aChild)
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{
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nsHTMLFramesetFrame* parent = nsnull;
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nsIContent* content = nsnull;
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aChild->GetContent(&content);
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if (nsnull != content) {
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nsIContent* contentParent = nsnull;
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content->GetParent(contentParent);
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if (nsnull != contentParent) {
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nsIHTMLContent* contentParent2 = nsnull;
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contentParent->QueryInterface(kIHTMLContentIID, (void**)&contentParent2);
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if (nsnull != contentParent2) {
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nsIAtom* tag;
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contentParent2->GetTag(tag);
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if (nsHTMLAtoms::frameset == tag) {
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aChild->GetParent((nsIFrame**)&parent);
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}
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NS_IF_RELEASE(tag);
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NS_RELEASE(contentParent2);
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}
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NS_RELEASE(contentParent);
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}
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NS_RELEASE(content);
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}
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return parent;
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}
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// only valid for non border children
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void nsHTMLFramesetFrame::GetSizeOfChildAt(PRInt32 aIndexInParent,
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nsSize& aSize,
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nsPoint& aCellIndex)
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{
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PRInt32 row = aIndexInParent / mNumCols;
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PRInt32 col = aIndexInParent - (row * mNumCols); // remainder from dividing index by mNumCols
|
|
if ((row < mNumRows) && (col < mNumCols)) {
|
|
aSize.width = mColSizes[col];
|
|
aSize.height = mRowSizes[row];
|
|
aCellIndex.x = col;
|
|
aCellIndex.y = row;
|
|
} else {
|
|
aSize.width = aSize.height = aCellIndex.x = aCellIndex.y = 0;
|
|
}
|
|
}
|
|
|
|
// only valid for non border children
|
|
void nsHTMLFramesetFrame::GetSizeOfChild(nsIFrame* aChild,
|
|
nsSize& aSize)
|
|
{
|
|
// Reflow only creates children frames for <frameset> and <frame> content.
|
|
// this assumption is used here
|
|
int i = 0;
|
|
for (nsIFrame* child = mFrames.FirstChild(); child;
|
|
child->GetNextSibling(&child)) {
|
|
if (aChild == child) {
|
|
nsPoint ignore;
|
|
GetSizeOfChildAt(i, aSize, ignore);
|
|
return;
|
|
}
|
|
i++;
|
|
}
|
|
aSize.width = 0;
|
|
aSize.height = 0;
|
|
}
|
|
|
|
|
|
NS_METHOD nsHTMLFramesetFrame::HandleEvent(nsIPresContext& aPresContext,
|
|
nsGUIEvent* aEvent,
|
|
nsEventStatus& aEventStatus)
|
|
{
|
|
if (mDragger) {
|
|
// the nsFramesetBorderFrame has captured NS_MOUSE_DOWN
|
|
switch (aEvent->message) {
|
|
case NS_MOUSE_MOVE:
|
|
MouseDrag(aPresContext, aEvent);
|
|
break;
|
|
case NS_MOUSE_LEFT_BUTTON_UP:
|
|
EndMouseDrag();
|
|
break;
|
|
}
|
|
aEventStatus = nsEventStatus_eConsumeNoDefault;
|
|
} else {
|
|
aEventStatus = nsEventStatus_eIgnore;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
#if 0
|
|
PRBool
|
|
nsHTMLFramesetFrame::IsGrabbingMouse()
|
|
{
|
|
PRBool result = PR_FALSE;
|
|
nsIView* view;
|
|
GetView(&view);
|
|
if (view) {
|
|
nsIViewManager* viewMan;
|
|
view->GetViewManager(viewMan);
|
|
if (viewMan) {
|
|
nsIView* grabber;
|
|
viewMan->GetMouseEventGrabber(grabber);
|
|
if (grabber == view) {
|
|
// the nsFramesetBorderFrame has captured NS_MOUSE_DOWN
|
|
result = PR_TRUE;
|
|
}
|
|
NS_RELEASE(viewMan);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
#endif
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLFramesetFrame::GetCursor(nsIPresContext& aPresContext,
|
|
nsPoint& aPoint,
|
|
PRInt32& aCursor)
|
|
{
|
|
if (mDragger) {
|
|
aCursor = (mDragger->mVertical) ? NS_STYLE_CURSOR_W_RESIZE : NS_STYLE_CURSOR_N_RESIZE;
|
|
} else {
|
|
aCursor = NS_STYLE_CURSOR_DEFAULT;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLFramesetFrame::GetFrameForPoint(const nsPoint& aPoint,
|
|
nsIFrame** aFrame)
|
|
{
|
|
//XXX Temporary to deal with event handling in both this and FramsetBorderFrame
|
|
if (mDragger) {
|
|
*aFrame = this;
|
|
return NS_OK;
|
|
} else {
|
|
return nsContainerFrame::GetFrameForPoint(aPoint, aFrame);
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLFramesetFrame::Paint(nsIPresContext& aPresContext,
|
|
nsIRenderingContext& aRenderingContext,
|
|
const nsRect& aDirtyRect,
|
|
nsFramePaintLayer aWhichLayer)
|
|
{
|
|
//printf("frameset paint %X (%d,%d,%d,%d) \n", this, aDirtyRect.x, aDirtyRect.y, aDirtyRect.width, aDirtyRect.height);
|
|
return nsHTMLContainerFrame::Paint(aPresContext, aRenderingContext,
|
|
aDirtyRect, aWhichLayer);
|
|
}
|
|
|
|
void nsHTMLFramesetFrame::ParseRowCol(nsIAtom* aAttrType, PRInt32& aNumSpecs, nsFramesetSpec** aSpecs)
|
|
{
|
|
nsHTMLValue value;
|
|
nsAutoString rowsCols;
|
|
nsIHTMLContent* content = nsnull;
|
|
mContent->QueryInterface(kIHTMLContentIID, (void**)&content);
|
|
if (nsnull != content) {
|
|
if (NS_CONTENT_ATTR_HAS_VALUE == content->GetHTMLAttribute(aAttrType, value)) {
|
|
if (eHTMLUnit_String == value.GetUnit()) {
|
|
value.GetStringValue(rowsCols);
|
|
nsFramesetSpec* specs = new nsFramesetSpec[gMaxNumRowColSpecs];
|
|
aNumSpecs = ParseRowColSpec(rowsCols, gMaxNumRowColSpecs, specs);
|
|
*aSpecs = new nsFramesetSpec[aNumSpecs];
|
|
for (int i = 0; i < aNumSpecs; i++) {
|
|
(*aSpecs)[i] = specs[i];
|
|
}
|
|
delete [] specs;
|
|
NS_RELEASE(content);
|
|
return;
|
|
}
|
|
}
|
|
NS_RELEASE(content);
|
|
}
|
|
aNumSpecs = 1;
|
|
*aSpecs = new nsFramesetSpec[1];
|
|
aSpecs[0]->mUnit = eFramesetUnit_Relative;
|
|
aSpecs[0]->mValue = 1;
|
|
}
|
|
|
|
/**
|
|
* Translate a "rows" or "cols" spec into an array of nsFramesetSpecs
|
|
*/
|
|
PRInt32
|
|
nsHTMLFramesetFrame::ParseRowColSpec(nsString& aSpec,
|
|
PRInt32 aMaxNumValues,
|
|
nsFramesetSpec* aSpecs)
|
|
{
|
|
static const PRUnichar ASTER('*');
|
|
static const PRUnichar PERCENT('%');
|
|
static const PRUnichar COMMA(',');
|
|
|
|
aSpec.Trim(" \n\r\t"); // remove leading and trailing whitespace
|
|
|
|
// Count the commas
|
|
PRInt32 commaX = aSpec.FindChar(COMMA);
|
|
PRInt32 count = 1;
|
|
while (commaX >= 0) {
|
|
count++;
|
|
commaX = aSpec.FindChar(COMMA, PR_FALSE,commaX + 1);
|
|
}
|
|
|
|
if (count > aMaxNumValues) {
|
|
NS_ASSERTION(0, "Not enough space for values");
|
|
count = aMaxNumValues;
|
|
}
|
|
|
|
// Parse each comma separated token
|
|
|
|
PRInt32 start = 0;
|
|
PRInt32 specLen = aSpec.Length();
|
|
|
|
for (PRInt32 i = 0; i < count; i++) {
|
|
// Find our comma
|
|
commaX = aSpec.FindChar(COMMA, PR_FALSE,start);
|
|
PRInt32 end = (commaX < 0) ? specLen : commaX;
|
|
|
|
// Note: If end == start then it means that the token has no
|
|
// data in it other than a terminating comma (or the end of the spec)
|
|
aSpecs[i].mUnit = eFramesetUnit_Fixed;
|
|
if (end > start) {
|
|
PRInt32 numberEnd = end - 1;
|
|
PRUnichar ch = aSpec.CharAt(numberEnd);
|
|
if (ASTER == ch) {
|
|
aSpecs[i].mUnit = eFramesetUnit_Relative;
|
|
numberEnd--;
|
|
} else if (PERCENT == ch) {
|
|
aSpecs[i].mUnit = eFramesetUnit_Percent;
|
|
numberEnd--;
|
|
}
|
|
|
|
// Translate value to an integer
|
|
nsString token("");
|
|
aSpec.Mid(token, start, 1 + numberEnd - start);
|
|
//aValues[i] = nsCRT::atoi(token); XXX this is broken, consequently the next 3 lines?
|
|
char* tokenIso = token.ToNewCString();
|
|
aSpecs[i].mValue = atoi(tokenIso);
|
|
nsCRT::free(tokenIso);
|
|
if (eFramesetUnit_Percent == aSpecs[i].mUnit) {
|
|
if (aSpecs[i].mValue <= 0) {
|
|
aSpecs[i].mValue = 100 / count;
|
|
}
|
|
}
|
|
if (aSpecs[i].mValue < 1) aSpecs[i].mValue = 1;
|
|
|
|
start = end + 1;
|
|
}
|
|
}
|
|
return count;
|
|
}
|
|
|
|
void
|
|
nsHTMLFramesetFrame::ReflowPlaceChild(nsIFrame* aChild,
|
|
nsIPresContext& aPresContext,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsPoint& aOffset,
|
|
nsSize& aSize,
|
|
nsPoint* aCellIndex)
|
|
{
|
|
if (mDrag.mActive && aCellIndex && ChildIsFrameset(aChild)) {
|
|
nsIContent* childContent;
|
|
aChild->GetContent(&childContent);
|
|
if (childContent) {
|
|
nsIAtom* tag;
|
|
childContent->GetTag(tag);
|
|
if (nsHTMLAtoms::frameset == tag) {
|
|
nsHTMLFramesetFrame* childFS = (nsHTMLFramesetFrame*)aChild;
|
|
PRBool vertical = PR_TRUE;
|
|
PRInt32 side = RIGHT_EDGE;
|
|
if (mDrag.mVertical) {
|
|
if (mDrag.mIndex == aCellIndex->x) {
|
|
childFS->mColSizes[childFS->mNumCols-1] += mDrag.mChange;
|
|
} else if (mDrag.mIndex == RIGHT_EDGE) {
|
|
childFS->mColSizes[childFS->mNumCols-1] += mDrag.mChange;
|
|
} else if (mDrag.mIndex+1 == aCellIndex->x) {
|
|
side = LEFT_EDGE;
|
|
childFS->mColSizes[0] -= mDrag.mChange;
|
|
} else if (mDrag.mIndex == LEFT_EDGE) {
|
|
side = LEFT_EDGE;
|
|
childFS->mColSizes[0] -= mDrag.mChange;
|
|
}
|
|
} else {
|
|
vertical = PR_FALSE;
|
|
if (mDrag.mIndex == aCellIndex->y) {
|
|
childFS->mRowSizes[childFS->mNumRows-1] += mDrag.mChange;
|
|
} else if (mDrag.mIndex == RIGHT_EDGE) {
|
|
childFS->mRowSizes[childFS->mNumRows-1] += mDrag.mChange;
|
|
} else if (mDrag.mIndex+1 == aCellIndex->y) {
|
|
side = LEFT_EDGE;
|
|
childFS->mRowSizes[0] -= mDrag.mChange;
|
|
} else if (mDrag.mIndex == LEFT_EDGE) {
|
|
side = LEFT_EDGE;
|
|
childFS->mRowSizes[0] -= mDrag.mChange;
|
|
}
|
|
}
|
|
childFS->GetDrag().Reset(vertical, side, mDrag.mChange, mDrag.mSource);
|
|
}
|
|
NS_IF_RELEASE(tag);
|
|
NS_RELEASE(childContent);
|
|
}
|
|
}
|
|
|
|
// reflow and place the child
|
|
nsIHTMLReflow* htmlReflow;
|
|
if (NS_OK == aChild->QueryInterface(kIHTMLReflowIID, (void**)&htmlReflow)) {
|
|
nsHTMLReflowState reflowState(aPresContext, aReflowState, aChild, aSize);
|
|
nsHTMLReflowMetrics metrics(nsnull);
|
|
metrics.width = aSize.width;
|
|
metrics.height= aSize.height;
|
|
nsReflowStatus status;
|
|
|
|
ReflowChild(aChild, aPresContext, metrics, reflowState, status);
|
|
NS_ASSERTION(NS_FRAME_IS_COMPLETE(status), "bad status");
|
|
|
|
// Place and size the child
|
|
nsRect rect(aOffset.x, aOffset.y, aSize.width, aSize.height);
|
|
aChild->SetRect(rect);
|
|
htmlReflow->DidReflow(aPresContext, NS_FRAME_REFLOW_FINISHED); // this call is needed
|
|
}
|
|
}
|
|
|
|
static
|
|
nsFrameborder GetFrameBorderHelper(nsIHTMLContent* aContent,
|
|
PRBool aStandardMode)
|
|
{
|
|
if (nsnull != aContent) {
|
|
nsHTMLValue value;
|
|
if (NS_CONTENT_ATTR_HAS_VALUE == (aContent->GetHTMLAttribute(nsHTMLAtoms::frameborder, value))) {
|
|
if (eHTMLUnit_Enumerated == value.GetUnit()) {
|
|
PRInt32 intValue;
|
|
intValue = value.GetIntValue();
|
|
if (!aStandardMode) {
|
|
if (NS_STYLE_FRAME_YES == intValue) {
|
|
intValue = NS_STYLE_FRAME_1;
|
|
}
|
|
else if (NS_STYLE_FRAME_NO == intValue) {
|
|
intValue = NS_STYLE_FRAME_0;
|
|
}
|
|
}
|
|
if (NS_STYLE_FRAME_0 == intValue) {
|
|
return eFrameborder_No;
|
|
}
|
|
else if (NS_STYLE_FRAME_1 == intValue) {
|
|
return eFrameborder_Yes;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return eFrameborder_Notset;
|
|
}
|
|
|
|
nsFrameborder nsHTMLFramesetFrame::GetFrameBorder(PRBool aStandardMode)
|
|
{
|
|
nsFrameborder result = eFrameborder_Notset;
|
|
nsIHTMLContent* content = nsnull;
|
|
mContent->QueryInterface(kIHTMLContentIID, (void**) &content);
|
|
if (nsnull != content) {
|
|
result = GetFrameBorderHelper(content, aStandardMode);
|
|
NS_RELEASE(content);
|
|
}
|
|
if (eFrameborder_Notset == result) {
|
|
return mParentFrameborder;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
nsFrameborder nsHTMLFramesetFrame::GetFrameBorder(nsIContent* aContent,
|
|
PRBool aStandardMode)
|
|
{
|
|
nsFrameborder result = eFrameborder_Notset;
|
|
nsIHTMLContent* content = nsnull;
|
|
aContent->QueryInterface(kIHTMLContentIID, (void**) &content);
|
|
if (nsnull != content) {
|
|
result = GetFrameBorderHelper(content, aStandardMode);
|
|
NS_RELEASE(content);
|
|
}
|
|
if (eFrameborder_Notset == result) {
|
|
return GetFrameBorder(aStandardMode);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
nscolor nsHTMLFramesetFrame::GetBorderColor()
|
|
{
|
|
nscolor result = NO_COLOR;
|
|
nsIHTMLContent* content = nsnull;
|
|
mContent->QueryInterface(kIHTMLContentIID, (void**)&content);
|
|
if (nsnull != content) {
|
|
nsHTMLValue value;
|
|
if (NS_CONTENT_ATTR_HAS_VALUE == (content->GetHTMLAttribute(nsHTMLAtoms::bordercolor, value))) {
|
|
if ((eHTMLUnit_Color == value.GetUnit()) ||
|
|
(eHTMLUnit_ColorName == value.GetUnit())) {
|
|
result = value.GetColorValue();
|
|
}
|
|
}
|
|
NS_RELEASE(content);
|
|
}
|
|
if (NO_COLOR == result) {
|
|
return mParentBorderColor;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
nscolor nsHTMLFramesetFrame::GetBorderColor(nsIContent* aContent)
|
|
{
|
|
nscolor result = NO_COLOR;
|
|
nsIHTMLContent* content = nsnull;
|
|
aContent->QueryInterface(kIHTMLContentIID, (void**)&content);
|
|
if (nsnull != content) {
|
|
nsHTMLValue value;
|
|
if (NS_CONTENT_ATTR_HAS_VALUE == (content->GetHTMLAttribute(nsHTMLAtoms::bordercolor, value))) {
|
|
if ((eHTMLUnit_Color == value.GetUnit()) ||
|
|
(eHTMLUnit_ColorName == value.GetUnit())) {
|
|
result = value.GetColorValue();
|
|
}
|
|
}
|
|
NS_RELEASE(content);
|
|
}
|
|
if (NO_COLOR == result) {
|
|
return GetBorderColor();
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
#define FRAMESET 0
|
|
#define FRAME 1
|
|
#define BLANK 2
|
|
|
|
|
|
static NS_DEFINE_IID(kViewCID, NS_VIEW_CID);
|
|
static NS_DEFINE_IID(kIViewIID, NS_IVIEW_IID);
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLFramesetFrame::Reflow(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
//printf("FramesetFrame2::Reflow %X (%d,%d) \n", this, aReflowState.availableWidth, aReflowState.availableHeight);
|
|
// Always get the size so that the caller knows how big we are
|
|
GetDesiredSize(&aPresContext, aReflowState, aDesiredSize);
|
|
PRBool firstTime = (0 == mNumRows);
|
|
|
|
if (firstTime) {
|
|
// create the view. a view is needed since it needs to be a mouse grabber
|
|
|
|
nsIView* view;
|
|
nsresult result = nsComponentManager::CreateInstance(kViewCID, nsnull, kIViewIID,
|
|
(void **)&view);
|
|
nsCOMPtr<nsIPresShell> presShell;
|
|
aPresContext.GetShell(getter_AddRefs(presShell));
|
|
nsCOMPtr<nsIViewManager> viewMan;
|
|
presShell->GetViewManager(getter_AddRefs(viewMan));
|
|
|
|
nsIFrame* parWithView;
|
|
nsIView *parView;
|
|
GetParentWithView(&parWithView);
|
|
parWithView->GetView(&parView);
|
|
nsRect boundBox(0, 0, aDesiredSize.width, aDesiredSize.height);
|
|
result = view->Init(viewMan, boundBox, parView, nsnull);
|
|
viewMan->InsertChild(parView, view, 0);
|
|
SetView(view);
|
|
|
|
// parse the rows= cols= data
|
|
ParseRowCol(nsHTMLAtoms::rows, mNumRows, &mRowSpecs);
|
|
ParseRowCol(nsHTMLAtoms::cols, mNumCols, &mColSpecs);
|
|
mRowSizes = new nscoord[mNumRows];
|
|
mColSizes = new nscoord[mNumCols];
|
|
}
|
|
PRInt32 numCells = mNumRows*mNumCols;
|
|
|
|
nscoord width = (aDesiredSize.width <= aReflowState.availableWidth)
|
|
? aDesiredSize.width : aReflowState.availableWidth;
|
|
nscoord height = (aDesiredSize.height <= aReflowState.availableHeight)
|
|
? aDesiredSize.height : aReflowState.availableHeight;
|
|
// subtract out the width of all of the potential borders. There are
|
|
// only borders between <frame>s. There are none on the edges (e.g the
|
|
// leftmost <frame> has no left border).
|
|
PRInt32 borderWidth = GetBorderWidth(&aPresContext);
|
|
width -= (mNumCols - 1) * borderWidth;
|
|
height -= (mNumRows - 1) * borderWidth;
|
|
|
|
if (!mDrag.mActive && ( (firstTime) ||
|
|
( (mRect.width != 0) && (mRect.height != 0) &&
|
|
(aDesiredSize.width != 0) && (aDesiredSize.height != 0) &&
|
|
((aDesiredSize.width != mRect.width) || (aDesiredSize.height != mRect.height))) ) ) {
|
|
CalculateRowCol(&aPresContext, width, mNumCols, mColSpecs, mColSizes);
|
|
CalculateRowCol(&aPresContext, height, mNumRows, mRowSpecs, mRowSizes);
|
|
}
|
|
|
|
PRBool* verBordersVis; // vertical borders visibility
|
|
nsHTMLFramesetBorderFrame** verBorders; // vertical borders
|
|
nscolor* verBorderColors;
|
|
PRBool* horBordersVis; // horizontal borders visibility
|
|
nsHTMLFramesetBorderFrame** horBorders; // horizontal borders
|
|
nscolor* horBorderColors;
|
|
PRInt32* childTypes; // frameset/frame distinction of children
|
|
nsFrameborder* childFrameborder; // the frameborder attr of children
|
|
nsFrameborder frameborder;
|
|
frameborder = GetFrameBorder(PR_FALSE);
|
|
nsBorderColor* childBorderColors;
|
|
nscolor borderColor;
|
|
if (firstTime) {
|
|
verBorders = new nsHTMLFramesetBorderFrame*[mNumCols]; // 1 more than number of ver borders
|
|
verBordersVis = new PRBool[mNumCols];
|
|
verBorderColors = new nscolor[mNumCols];
|
|
for (int verX = 0; verX < mNumCols; verX++) {
|
|
verBorders[verX] = nsnull;
|
|
verBordersVis[verX] = PR_FALSE;
|
|
verBorderColors[verX] = NO_COLOR;
|
|
}
|
|
|
|
horBorders = new nsHTMLFramesetBorderFrame*[mNumRows]; // 1 more than number of hor borders
|
|
horBordersVis = new PRBool[mNumRows];
|
|
horBorderColors = new nscolor[mNumRows];
|
|
for (int horX = 0; horX < mNumRows; horX++) {
|
|
horBorders[horX] = nsnull;
|
|
horBordersVis[horX] = PR_FALSE;
|
|
horBorderColors[horX] = NO_COLOR;
|
|
}
|
|
childTypes = new PRInt32[numCells];
|
|
childFrameborder = new nsFrameborder[numCells];
|
|
childBorderColors = new nsBorderColor[numCells];
|
|
borderColor = GetBorderColor();
|
|
}
|
|
|
|
// create the children frames; skip content which isn't <frameset> or <frame>
|
|
nsIFrame* lastChild = nsnull;
|
|
if (firstTime) {
|
|
mChildCount = 0; // number of <frame> or <frameset> children
|
|
if (nsnull != mContent) {
|
|
nsIFrame* frame;
|
|
PRInt32 numChildren; // number of any type of children
|
|
mContent->ChildCount(numChildren);
|
|
for (int childX = 0; childX < numChildren; childX++) {
|
|
if (mChildCount == numCells) { // we have more <frame> or <frameset> than cells
|
|
break;
|
|
}
|
|
nsIContent* childCon;
|
|
mContent->ChildAt(childX, childCon);
|
|
nsIHTMLContent* child = nsnull;
|
|
childCon->QueryInterface(kIHTMLContentIID, (void**)&child);
|
|
NS_RELEASE(childCon);
|
|
if (nsnull == child) {
|
|
continue;
|
|
}
|
|
nsIAtom* tag;
|
|
child->GetTag(tag);
|
|
if ((nsHTMLAtoms::frameset == tag) || (nsHTMLAtoms::frame == tag)) {
|
|
nsIStyleContext* kidSC;
|
|
nsresult result;
|
|
|
|
aPresContext.ResolveStyleContextFor(child, mStyleContext,
|
|
PR_FALSE, &kidSC);
|
|
if (nsHTMLAtoms::frameset == tag) {
|
|
result = NS_NewHTMLFramesetFrame(&frame);
|
|
frame->Init(aPresContext, child, this, kidSC, nsnull);
|
|
|
|
childTypes[mChildCount] = FRAMESET;
|
|
nsHTMLFramesetFrame* childFrame = (nsHTMLFramesetFrame*)frame;
|
|
childFrame->SetParentFrameborder(frameborder);
|
|
childFrame->SetParentBorderWidth(borderWidth);
|
|
childFrame->SetParentBorderColor(borderColor);
|
|
childBorderColors[mChildCount].Set(childFrame->GetBorderColor());
|
|
} else { // frame
|
|
result = NS_NewHTMLFrameOuterFrame(&frame);
|
|
frame->Init(aPresContext, child, this, kidSC, nsnull);
|
|
|
|
childTypes[mChildCount] = FRAME;
|
|
//
|
|
childFrameborder[mChildCount] = GetFrameBorder(child, PR_FALSE);
|
|
childBorderColors[mChildCount].Set(GetBorderColor(child));
|
|
}
|
|
NS_RELEASE(kidSC);
|
|
|
|
if (NS_OK != result) {
|
|
NS_RELEASE(tag);
|
|
NS_RELEASE(child);
|
|
return result;
|
|
}
|
|
|
|
if (nsnull == lastChild) {
|
|
mFrames.SetFrames(frame);
|
|
} else {
|
|
lastChild->SetNextSibling(frame);
|
|
}
|
|
lastChild = frame;
|
|
mChildCount++;
|
|
}
|
|
NS_RELEASE(child);
|
|
NS_IF_RELEASE(tag);
|
|
}
|
|
mNonBlankChildCount = mChildCount;
|
|
// add blank frames for frameset cells that had no content provided
|
|
for (int blankX = mChildCount; blankX < numCells; blankX++) {
|
|
// XXX the blank frame is using the content of its parent - at some point it
|
|
// should just have null content, if we support that
|
|
nsHTMLFramesetBlankFrame* blankFrame = new nsHTMLFramesetBlankFrame;
|
|
nsIStyleContext* pseudoStyleContext;
|
|
aPresContext.ResolvePseudoStyleContextFor(mContent, nsHTMLAtoms::framesetBlankPseudo,
|
|
mStyleContext, PR_FALSE,
|
|
&pseudoStyleContext);
|
|
if(blankFrame)
|
|
blankFrame->Init(aPresContext, mContent, this, pseudoStyleContext, nsnull);
|
|
NS_RELEASE(pseudoStyleContext);
|
|
|
|
if (nsnull == lastChild) {
|
|
mFrames.SetFrames(blankFrame);
|
|
} else {
|
|
lastChild->SetNextSibling(blankFrame);
|
|
}
|
|
lastChild = blankFrame;
|
|
childTypes[mChildCount] = BLANK;
|
|
childBorderColors[mChildCount].Set(NO_COLOR);
|
|
mChildCount++;
|
|
}
|
|
mNonBorderChildCount = mChildCount;
|
|
}
|
|
}
|
|
|
|
// reflow the children
|
|
PRInt32 lastRow = 0;
|
|
PRInt32 lastCol = 0;
|
|
PRInt32 borderChildX = mNonBorderChildCount; // index of border children
|
|
nsHTMLFramesetBorderFrame* borderFrame = nsnull;
|
|
nsPoint offset(0,0);
|
|
nsSize size, lastSize;
|
|
nsIFrame* child = mFrames.FirstChild();
|
|
|
|
for (PRInt32 childX = 0; childX < mNonBorderChildCount; childX++) {
|
|
nsPoint cellIndex;
|
|
GetSizeOfChildAt(childX, size, cellIndex);
|
|
|
|
if (lastRow != cellIndex.y) { // changed to next row
|
|
offset.x = 0;
|
|
offset.y += lastSize.height;
|
|
if ((borderWidth > 0) && (eFrameborder_No != frameborder)) {
|
|
if (firstTime) { // create horizontal border
|
|
borderFrame = new nsHTMLFramesetBorderFrame(borderWidth, PR_FALSE, PR_FALSE);
|
|
nsIStyleContext* pseudoStyleContext;
|
|
aPresContext.ResolvePseudoStyleContextFor(mContent, nsHTMLAtoms::horizontalFramesetBorderPseudo,
|
|
mStyleContext, PR_FALSE,
|
|
&pseudoStyleContext);
|
|
borderFrame->Init(aPresContext, mContent, this, pseudoStyleContext, nsnull);
|
|
NS_RELEASE(pseudoStyleContext);
|
|
|
|
mChildCount++;
|
|
lastChild->SetNextSibling(borderFrame);
|
|
lastChild = borderFrame;
|
|
horBorders[cellIndex.y-1] = borderFrame;
|
|
// set the neighbors for determining drag boundaries
|
|
borderFrame->mPrevNeighbor = lastRow;
|
|
borderFrame->mNextNeighbor = cellIndex.y;
|
|
} else {
|
|
borderFrame = (nsHTMLFramesetBorderFrame*)mFrames.FrameAt(borderChildX);
|
|
borderChildX++;
|
|
}
|
|
nsSize borderSize(aDesiredSize.width, borderWidth);
|
|
ReflowPlaceChild(borderFrame, aPresContext, aReflowState, offset, borderSize);
|
|
offset.y += borderWidth;
|
|
}
|
|
} else {
|
|
if ((cellIndex.x > 0) && (borderWidth > 0)) { // moved to next col in same row
|
|
if (0 == cellIndex.y) { // in 1st row
|
|
if (firstTime) { // create vertical border
|
|
borderFrame = new nsHTMLFramesetBorderFrame(borderWidth, PR_TRUE, PR_FALSE);
|
|
nsIStyleContext* pseudoStyleContext;
|
|
aPresContext.ResolvePseudoStyleContextFor(mContent, nsHTMLAtoms::verticalFramesetBorderPseudo,
|
|
mStyleContext,
|
|
PR_FALSE,
|
|
&pseudoStyleContext);
|
|
borderFrame->Init(aPresContext, mContent, this, pseudoStyleContext, nsnull);
|
|
NS_RELEASE(pseudoStyleContext);
|
|
|
|
mChildCount++;
|
|
lastChild->SetNextSibling(borderFrame);
|
|
lastChild = borderFrame;
|
|
verBorders[cellIndex.x-1] = borderFrame;
|
|
// set the neighbors for determining drag boundaries
|
|
borderFrame->mPrevNeighbor = lastCol;
|
|
borderFrame->mNextNeighbor = cellIndex.x;
|
|
} else {
|
|
borderFrame = (nsHTMLFramesetBorderFrame*)mFrames.FrameAt(borderChildX);
|
|
borderChildX++;
|
|
}
|
|
nsSize borderSize(borderWidth, aDesiredSize.height);
|
|
ReflowPlaceChild(borderFrame, aPresContext, aReflowState, offset, borderSize);
|
|
}
|
|
offset.x += borderWidth;
|
|
}
|
|
}
|
|
|
|
ReflowPlaceChild(child, aPresContext, aReflowState, offset, size, &cellIndex);
|
|
|
|
if (firstTime) {
|
|
PRInt32 childVis;
|
|
if (FRAMESET == childTypes[childX]) {
|
|
nsHTMLFramesetFrame* childFS = (nsHTMLFramesetFrame*)child;
|
|
childVis = childFS->mEdgeVisibility;
|
|
childBorderColors[childX] = childFS->mEdgeColors;
|
|
} else if (FRAME == childTypes[childX]) {
|
|
if (eFrameborder_Yes == childFrameborder[childX]) {
|
|
childVis = ALL_VIS;
|
|
} else if (eFrameborder_No == childFrameborder[childX]) {
|
|
childVis = NONE_VIS;
|
|
} else { // notset
|
|
childVis = (eFrameborder_No == frameborder) ? NONE_VIS : ALL_VIS;
|
|
}
|
|
} else { // blank
|
|
childVis = NONE_VIS;
|
|
}
|
|
nsBorderColor childColors = childBorderColors[childX];
|
|
// set the visibility, color of our edge borders based on children
|
|
if (0 == cellIndex.x) {
|
|
if (!(mEdgeVisibility & LEFT_VIS)) {
|
|
mEdgeVisibility |= (LEFT_VIS & childVis);
|
|
}
|
|
if (NO_COLOR == mEdgeColors.mLeft) {
|
|
mEdgeColors.mLeft = childColors.mLeft;
|
|
}
|
|
}
|
|
if (0 == cellIndex.y) {
|
|
if (!(mEdgeVisibility & TOP_VIS)) {
|
|
mEdgeVisibility |= (TOP_VIS & childVis);
|
|
}
|
|
if (NO_COLOR == mEdgeColors.mTop) {
|
|
mEdgeColors.mTop = childColors.mTop;
|
|
}
|
|
}
|
|
if (mNumCols-1 == cellIndex.x) {
|
|
if (!(mEdgeVisibility & RIGHT_VIS)) {
|
|
mEdgeVisibility |= (RIGHT_VIS & childVis);
|
|
}
|
|
if (NO_COLOR == mEdgeColors.mRight) {
|
|
mEdgeColors.mRight = childColors.mRight;
|
|
}
|
|
}
|
|
if (mNumRows-1 == cellIndex.y) {
|
|
if (!(mEdgeVisibility & BOTTOM_VIS)) {
|
|
mEdgeVisibility |= (BOTTOM_VIS & childVis);
|
|
}
|
|
if (NO_COLOR == mEdgeColors.mBottom) {
|
|
mEdgeColors.mBottom = childColors.mBottom;
|
|
}
|
|
}
|
|
// set the visibility of borders that the child may affect
|
|
if (childVis & RIGHT_VIS) {
|
|
verBordersVis[cellIndex.x] = PR_TRUE;
|
|
}
|
|
if (childVis & BOTTOM_VIS) {
|
|
horBordersVis[cellIndex.y] = PR_TRUE;
|
|
}
|
|
if ((cellIndex.x > 0) && (childVis & LEFT_VIS)) {
|
|
verBordersVis[cellIndex.x-1] = PR_TRUE;
|
|
}
|
|
if ((cellIndex.y > 0) && (childVis & TOP_VIS)) {
|
|
horBordersVis[cellIndex.y-1] = PR_TRUE;
|
|
}
|
|
// set the colors of borders that the child may affect
|
|
if (NO_COLOR == verBorderColors[cellIndex.x]) {
|
|
verBorderColors[cellIndex.x] = childBorderColors[childX].mRight;
|
|
}
|
|
if (NO_COLOR == horBorderColors[cellIndex.y]) {
|
|
horBorderColors[cellIndex.y] = childBorderColors[childX].mBottom;
|
|
}
|
|
if ((cellIndex.x > 0) && (NO_COLOR == verBorderColors[cellIndex.x-1])) {
|
|
verBorderColors[cellIndex.x-1] = childBorderColors[childX].mLeft;
|
|
}
|
|
if ((cellIndex.y > 0) && (NO_COLOR == horBorderColors[cellIndex.y-1])) {
|
|
horBorderColors[cellIndex.y-1] = childBorderColors[childX].mTop;
|
|
}
|
|
}
|
|
lastRow = cellIndex.y;
|
|
lastCol = cellIndex.x;
|
|
lastSize = size;
|
|
offset.x += size.width;
|
|
child->GetNextSibling(&child);
|
|
}
|
|
|
|
if (firstTime) {
|
|
nscolor childColor;
|
|
// set the visibility, color, mouse sensitivity of borders
|
|
for (int verX = 0; verX < mNumCols-1; verX++) {
|
|
if (verBorders[verX]) {
|
|
verBorders[verX]->SetVisibility(verBordersVis[verX]);
|
|
SetBorderResize(childTypes, verBorders[verX]);
|
|
childColor = (NO_COLOR == verBorderColors[verX]) ? borderColor : verBorderColors[verX];
|
|
verBorders[verX]->SetColor(childColor);
|
|
}
|
|
}
|
|
for (int horX = 0; horX < mNumRows-1; horX++) {
|
|
if (horBorders[horX]) {
|
|
horBorders[horX]->SetVisibility(horBordersVis[horX]);
|
|
SetBorderResize(childTypes, horBorders[horX]);
|
|
childColor = (NO_COLOR == horBorderColors[horX]) ? borderColor : horBorderColors[horX];
|
|
horBorders[horX]->SetColor(childColor);
|
|
}
|
|
}
|
|
|
|
delete[] verBordersVis;
|
|
delete[] verBorders;
|
|
delete[] verBorderColors;
|
|
delete[] horBordersVis;
|
|
delete[] horBorders;
|
|
delete[] horBorderColors;
|
|
delete[] childTypes;
|
|
delete[] childFrameborder;
|
|
delete[] childBorderColors;
|
|
}
|
|
|
|
if (nsnull != aDesiredSize.maxElementSize) {
|
|
aDesiredSize.maxElementSize->width = aDesiredSize.width;
|
|
aDesiredSize.maxElementSize->height = aDesiredSize.height;
|
|
}
|
|
|
|
aStatus = NS_FRAME_COMPLETE;
|
|
mDrag.UnSet();
|
|
return NS_OK;
|
|
}
|
|
|
|
PRBool
|
|
nsHTMLFramesetFrame::ChildIsFrameset(nsIFrame* aChild)
|
|
{
|
|
nsIFrame* childFrame = nsnull;
|
|
aChild->QueryInterface(kIFramesetFrameIID, (void**)&childFrame);
|
|
if (childFrame) {
|
|
return PR_TRUE;
|
|
}
|
|
return PR_FALSE;
|
|
}
|
|
|
|
|
|
PRBool
|
|
nsHTMLFramesetFrame::CanResize(PRBool aVertical,
|
|
PRBool aLeft)
|
|
{
|
|
nsIFrame* child;
|
|
PRInt32 childX;
|
|
PRInt32 startX;
|
|
if (aVertical) {
|
|
startX = (aLeft) ? 0 : mNumCols-1;
|
|
for (childX = startX; childX < mNonBorderChildCount; childX += mNumCols) {
|
|
child = mFrames.FrameAt(childX);
|
|
if (!CanChildResize(aVertical, aLeft, childX, ChildIsFrameset(child))) {
|
|
return PR_FALSE;
|
|
}
|
|
}
|
|
} else {
|
|
startX = (aLeft) ? 0 : (mNumRows - 1) * mNumCols;
|
|
PRInt32 endX = startX + mNumCols;
|
|
for (childX = startX; childX < endX; childX++) {
|
|
child = mFrames.FrameAt(childX);
|
|
if (!CanChildResize(aVertical, aLeft, childX, ChildIsFrameset(child))) {
|
|
return PR_FALSE;
|
|
}
|
|
}
|
|
}
|
|
return PR_TRUE;
|
|
}
|
|
|
|
PRBool
|
|
nsHTMLFramesetFrame::GetNoResize(nsIFrame* aChildFrame)
|
|
{
|
|
PRBool result = PR_FALSE;
|
|
nsIContent* content = nsnull;
|
|
aChildFrame->GetContent(&content);
|
|
if (nsnull != content) {
|
|
nsIHTMLContent* htmlContent = nsnull;
|
|
content->QueryInterface(kIHTMLContentIID, (void**)&htmlContent);
|
|
if (nsnull != htmlContent) {
|
|
nsHTMLValue value;
|
|
if (NS_CONTENT_ATTR_HAS_VALUE == htmlContent->GetHTMLAttribute(nsHTMLAtoms::noresize, value)) {
|
|
result = PR_TRUE;
|
|
}
|
|
NS_RELEASE(htmlContent);
|
|
}
|
|
NS_RELEASE(content);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
PRBool
|
|
nsHTMLFramesetFrame::CanChildResize(PRBool aVertical,
|
|
PRBool aLeft,
|
|
PRInt32 aChildX,
|
|
PRBool aFrameset)
|
|
{
|
|
nsIFrame* child = mFrames.FrameAt(aChildX);
|
|
if (aFrameset) {
|
|
return ((nsHTMLFramesetFrame*)child)->CanResize(aVertical, aLeft);
|
|
} else {
|
|
return !GetNoResize(child);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsHTMLFramesetFrame::SetBorderResize(PRInt32* aChildTypes,
|
|
nsHTMLFramesetBorderFrame* aBorderFrame)
|
|
{
|
|
if (aBorderFrame->mVertical) {
|
|
for (int rowX = 0; rowX < mNumRows; rowX++) {
|
|
PRInt32 childX = aBorderFrame->mPrevNeighbor + (rowX * mNumCols);
|
|
if (!CanChildResize(PR_TRUE, PR_FALSE, childX, (FRAMESET == aChildTypes[childX])) ||
|
|
!CanChildResize(PR_TRUE, PR_TRUE, childX+1,(FRAMESET == aChildTypes[childX+1]))) {
|
|
aBorderFrame->mCanResize = PR_FALSE;
|
|
}
|
|
}
|
|
} else {
|
|
PRInt32 childX = aBorderFrame->mPrevNeighbor * mNumCols;
|
|
PRInt32 endX = childX + mNumCols;
|
|
for (; childX < endX; childX++) {
|
|
if (!CanChildResize(PR_FALSE, PR_FALSE, childX, (FRAMESET == aChildTypes[childX]))) {
|
|
aBorderFrame->mCanResize = PR_FALSE;
|
|
}
|
|
}
|
|
endX = endX + mNumCols;
|
|
for (; childX < endX; childX++) {
|
|
if (!CanChildResize(PR_FALSE, PR_TRUE, childX, (FRAMESET == aChildTypes[childX]))) {
|
|
aBorderFrame->mCanResize = PR_FALSE;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLFramesetFrame::VerifyTree() const
|
|
{
|
|
// XXX Completely disabled for now; once pseud-frames are reworked
|
|
// then we can turn it back on.
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsHTMLFramesetFrame::StartMouseDrag(nsIPresContext& aPresContext,
|
|
nsHTMLFramesetBorderFrame* aBorder,
|
|
nsGUIEvent* aEvent)
|
|
{
|
|
if (mMinDrag == 0) {
|
|
float p2t;
|
|
aPresContext.GetPixelsToTwips(&p2t);
|
|
mMinDrag = NSIntPixelsToTwips(2, p2t); // set min drag and min frame size to 2 pixels
|
|
}
|
|
|
|
#if 0
|
|
PRInt32 index;
|
|
IndexOf(aBorder, index);
|
|
NS_ASSERTION((nsnull != aBorder) && (index >= 0), "invalid dragger");
|
|
#endif
|
|
nsIView* view;
|
|
GetView(&view);
|
|
if (view) {
|
|
nsIViewManager* viewMan;
|
|
view->GetViewManager(viewMan);
|
|
if (viewMan) {
|
|
PRBool ignore;
|
|
viewMan->GrabMouseEvents(view, ignore);
|
|
NS_RELEASE(viewMan);
|
|
mDragger = aBorder;
|
|
|
|
//XXX This should go away! Border should have own view instead
|
|
view->SetViewFlags(NS_VIEW_PUBLIC_FLAG_DONT_CHECK_CHILDREN);
|
|
|
|
// The point isn't in frameset coords, but we're using it to compute
|
|
// moves relative to the start position.
|
|
mFirstDragPoint.MoveTo(aEvent->point.x, aEvent->point.y);
|
|
|
|
// Store the original frame sizes
|
|
if (mDragger->mVertical) {
|
|
mPrevNeighborOrigSize = mColSizes[mDragger->mPrevNeighbor];
|
|
mNextNeighborOrigSize = mColSizes[mDragger->mNextNeighbor];
|
|
} else {
|
|
mPrevNeighborOrigSize = mRowSizes[mDragger->mPrevNeighbor];
|
|
mNextNeighborOrigSize = mRowSizes[mDragger->mNextNeighbor];
|
|
}
|
|
|
|
gDragInProgress = PR_TRUE;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
nsHTMLFramesetFrame::MouseDrag(nsIPresContext& aPresContext,
|
|
nsGUIEvent* aEvent)
|
|
{
|
|
PRInt32 change; // measured positive from left-to-right or top-to-bottom
|
|
if (mDragger->mVertical) {
|
|
change = aEvent->point.x - mFirstDragPoint.x;
|
|
if (change > mNextNeighborOrigSize - mMinDrag) {
|
|
change = mNextNeighborOrigSize - mMinDrag;
|
|
} else if (change <= mMinDrag - mPrevNeighborOrigSize) {
|
|
change = mMinDrag - mPrevNeighborOrigSize;
|
|
}
|
|
mColSizes[mDragger->mPrevNeighbor] = mPrevNeighborOrigSize + change;
|
|
mColSizes[mDragger->mNextNeighbor] = mNextNeighborOrigSize - change;
|
|
|
|
// Recompute the specs from the new sizes.
|
|
nscoord width = mRect.width - (mNumCols - 1) * GetBorderWidth(&aPresContext);
|
|
GenerateRowCol(&aPresContext, width, mNumCols, mColSpecs, mColSizes);
|
|
} else {
|
|
change = aEvent->point.y - mFirstDragPoint.y;
|
|
if (change > mNextNeighborOrigSize - mMinDrag) {
|
|
change = mNextNeighborOrigSize - mMinDrag;
|
|
} else if (change <= mMinDrag - mPrevNeighborOrigSize) {
|
|
change = mMinDrag - mPrevNeighborOrigSize;
|
|
}
|
|
mRowSizes[mDragger->mPrevNeighbor] = mPrevNeighborOrigSize + change;
|
|
mRowSizes[mDragger->mNextNeighbor] = mNextNeighborOrigSize - change;
|
|
|
|
// Recompute the specs from the new sizes.
|
|
nscoord height = mRect.height - (mNumRows - 1) * GetBorderWidth(&aPresContext);
|
|
GenerateRowCol(&aPresContext, height, mNumRows, mRowSpecs, mRowSizes);
|
|
}
|
|
|
|
if (change != 0) {
|
|
mDrag.Reset(mDragger->mVertical, mDragger->mPrevNeighbor, change, this);
|
|
nsCOMPtr<nsIPresShell> shell;
|
|
aPresContext.GetShell(getter_AddRefs(shell));
|
|
shell->ResizeReflow(mTopLevelFrameset->mRect.width, mTopLevelFrameset->mRect.height);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsHTMLFramesetFrame::EndMouseDrag()
|
|
{
|
|
nsIView* view;
|
|
GetView(&view);
|
|
if (view) {
|
|
nsIViewManager* viewMan;
|
|
view->GetViewManager(viewMan);
|
|
if (viewMan) {
|
|
mDragger = nsnull;
|
|
PRBool ignore;
|
|
viewMan->GrabMouseEvents(nsnull, ignore);
|
|
NS_RELEASE(viewMan);
|
|
//XXX This should go away! Border should have own view instead
|
|
view->ClearViewFlags(NS_VIEW_PUBLIC_FLAG_DONT_CHECK_CHILDREN);
|
|
}
|
|
}
|
|
gDragInProgress = PR_FALSE;
|
|
}
|
|
|
|
nsresult
|
|
NS_NewHTMLFramesetFrame(nsIFrame** aNewFrame)
|
|
{
|
|
NS_PRECONDITION(aNewFrame, "null OUT ptr");
|
|
if (nsnull == aNewFrame) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
nsHTMLFramesetFrame* it = new nsHTMLFramesetFrame;
|
|
if (!it) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
*aNewFrame = it;
|
|
return NS_OK;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
* nsHTMLFramesetBorderFrame
|
|
******************************************************************************/
|
|
nsHTMLFramesetBorderFrame::nsHTMLFramesetBorderFrame(PRInt32 aWidth,
|
|
PRBool aVertical,
|
|
PRBool aVisibility)
|
|
: nsLeafFrame(), mWidth(aWidth), mVertical(aVertical), mVisibility(aVisibility)
|
|
{
|
|
mCanResize = PR_TRUE;
|
|
mColor = NO_COLOR;
|
|
mPrevNeighbor = 0;
|
|
mNextNeighbor = 0;
|
|
}
|
|
|
|
nsHTMLFramesetBorderFrame::~nsHTMLFramesetBorderFrame()
|
|
{
|
|
//printf("nsHTMLFramesetBorderFrame destructor %p \n", this);
|
|
}
|
|
|
|
void nsHTMLFramesetBorderFrame::GetDesiredSize(nsIPresContext* aPresContext,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsHTMLReflowMetrics& aDesiredSize)
|
|
{
|
|
aDesiredSize.width = aReflowState.availableWidth;
|
|
aDesiredSize.height = aReflowState.availableHeight;
|
|
aDesiredSize.ascent = aDesiredSize.width;
|
|
aDesiredSize.descent = 0;
|
|
}
|
|
|
|
void nsHTMLFramesetBorderFrame::SetVisibility(PRBool aVisibility)
|
|
{
|
|
mVisibility = aVisibility;
|
|
}
|
|
|
|
void nsHTMLFramesetBorderFrame::SetColor(nscolor aColor)
|
|
{
|
|
mColor = aColor;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLFramesetBorderFrame::Reflow(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
GetDesiredSize(&aPresContext, aReflowState, aDesiredSize);
|
|
aStatus = NS_FRAME_COMPLETE;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_METHOD
|
|
nsHTMLFramesetBorderFrame::Paint(nsIPresContext& aPresContext,
|
|
nsIRenderingContext& aRenderingContext,
|
|
const nsRect& aDirtyRect,
|
|
nsFramePaintLayer aWhichLayer)
|
|
{
|
|
if (NS_FRAME_PAINT_LAYER_FOREGROUND != aWhichLayer) {
|
|
return NS_OK;
|
|
}
|
|
//printf("border frame paint %X (%d,%d,%d,%d) \n", this, aDirtyRect.x, aDirtyRect.y, aDirtyRect.width, aDirtyRect.height);
|
|
nscolor WHITE = NS_RGB(255, 255, 255);
|
|
nscolor bgColor = NS_RGB(200,200,200);
|
|
nscolor fgColor = NS_RGB(0,0,0);
|
|
nscolor hltColor = NS_RGB(255,255,255);
|
|
nscolor sdwColor = NS_RGB(128,128,128);
|
|
|
|
nsILookAndFeel * lookAndFeel;
|
|
if (NS_OK == nsComponentManager::CreateInstance(kLookAndFeelCID, nsnull, kILookAndFeelIID, (void**)&lookAndFeel)) {
|
|
lookAndFeel->GetColor(nsILookAndFeel::eColor_WidgetBackground, bgColor);
|
|
lookAndFeel->GetColor(nsILookAndFeel::eColor_WidgetForeground, fgColor);
|
|
lookAndFeel->GetColor(nsILookAndFeel::eColor_Widget3DShadow, sdwColor);
|
|
lookAndFeel->GetColor(nsILookAndFeel::eColor_Widget3DHighlight, hltColor);
|
|
NS_RELEASE(lookAndFeel);
|
|
}
|
|
|
|
float t2p;
|
|
aPresContext.GetTwipsToPixels(&t2p);
|
|
nscoord widthInPixels = NSTwipsToIntPixels(mWidth, t2p);
|
|
float p2t;
|
|
aPresContext.GetPixelsToTwips(&p2t);
|
|
nscoord pixelWidth = NSIntPixelsToTwips(1, p2t);
|
|
|
|
if (widthInPixels <= 0) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nscoord x0 = 0;
|
|
nscoord y0 = 0;
|
|
nscoord x1 = (mVertical) ? x0 : mRect.width;
|
|
nscoord y1 = (mVertical) ? mRect.height : x0;
|
|
|
|
nscolor color = WHITE;
|
|
if (mVisibility) {
|
|
color = (NO_COLOR == mColor) ? bgColor : mColor;
|
|
}
|
|
aRenderingContext.SetColor(color);
|
|
// draw grey or white first
|
|
for (int i = 0; i < widthInPixels; i++) {
|
|
aRenderingContext.DrawLine (x0, y0, x1, y1);
|
|
if (mVertical) {
|
|
x0 += pixelWidth;
|
|
x1 = x0;
|
|
} else {
|
|
y0 += pixelWidth;
|
|
y1 = y0;
|
|
}
|
|
}
|
|
|
|
if (!mVisibility) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (widthInPixels >= 5) {
|
|
aRenderingContext.SetColor(hltColor);
|
|
x0 = (mVertical) ? pixelWidth : 0;
|
|
y0 = (mVertical) ? 0 : pixelWidth;
|
|
x1 = (mVertical) ? x0 : mRect.width;
|
|
y1 = (mVertical) ? mRect.height : y0;
|
|
aRenderingContext.DrawLine(x0, y0, x1, y1);
|
|
}
|
|
|
|
if (widthInPixels >= 2) {
|
|
aRenderingContext.SetColor(sdwColor);
|
|
x0 = (mVertical) ? mRect.width - (2 * pixelWidth) : 0;
|
|
y0 = (mVertical) ? 0 : mRect.height - (2 * pixelWidth);
|
|
x1 = (mVertical) ? x0 : mRect.width;
|
|
y1 = (mVertical) ? mRect.height : y0;
|
|
aRenderingContext.DrawLine(x0, y0, x1, y1);
|
|
}
|
|
|
|
if (widthInPixels >= 1) {
|
|
aRenderingContext.SetColor(fgColor);
|
|
x0 = (mVertical) ? mRect.width - pixelWidth : 0;
|
|
y0 = (mVertical) ? 0 : mRect.height - pixelWidth;
|
|
x1 = (mVertical) ? x0 : mRect.width;
|
|
y1 = (mVertical) ? mRect.height : y0;
|
|
aRenderingContext.DrawLine(x0, y0, x1, y1);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLFramesetBorderFrame::HandleEvent(nsIPresContext& aPresContext,
|
|
nsGUIEvent* aEvent,
|
|
nsEventStatus& aEventStatus)
|
|
{
|
|
aEventStatus = nsEventStatus_eIgnore;
|
|
|
|
//XXX Mouse setting logic removed. The remaining logic should also move.
|
|
if (!mCanResize) {
|
|
return NS_OK;
|
|
}
|
|
|
|
switch (aEvent->message) {
|
|
case NS_MOUSE_LEFT_BUTTON_DOWN:
|
|
nsHTMLFramesetFrame* parentFrame = nsnull;
|
|
GetParent((nsIFrame**)&parentFrame);
|
|
parentFrame->StartMouseDrag(aPresContext, this, aEvent);
|
|
aEventStatus = nsEventStatus_eConsumeNoDefault;
|
|
break;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLFramesetBorderFrame::GetFrameForPoint(const nsPoint& aPoint,
|
|
nsIFrame** aFrame)
|
|
{
|
|
*aFrame = this;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLFramesetBorderFrame::GetCursor(nsIPresContext& aPresContext,
|
|
nsPoint& aPoint,
|
|
PRInt32& aCursor)
|
|
{
|
|
if (!mCanResize) {
|
|
aCursor = NS_STYLE_CURSOR_DEFAULT;
|
|
} else {
|
|
aCursor = (mVertical) ? NS_STYLE_CURSOR_W_RESIZE : NS_STYLE_CURSOR_N_RESIZE;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLFramesetBorderFrame::GetFrameName(nsString& aResult) const
|
|
{
|
|
return MakeFrameName("FramesetBorder", aResult);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
* nsHTMLFramesetBlankFrame
|
|
******************************************************************************/
|
|
|
|
nsHTMLFramesetBlankFrame::~nsHTMLFramesetBlankFrame()
|
|
{
|
|
//printf("nsHTMLFramesetBlankFrame destructor %p \n", this);
|
|
}
|
|
|
|
void nsHTMLFramesetBlankFrame::GetDesiredSize(nsIPresContext* aPresContext,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsHTMLReflowMetrics& aDesiredSize)
|
|
{
|
|
aDesiredSize.width = aReflowState.availableWidth;
|
|
aDesiredSize.height = aReflowState.availableHeight;
|
|
aDesiredSize.ascent = aDesiredSize.width;
|
|
aDesiredSize.descent = 0;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLFramesetBlankFrame::Reflow(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
GetDesiredSize(&aPresContext, aReflowState, aDesiredSize);
|
|
aStatus = NS_FRAME_COMPLETE;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_METHOD
|
|
nsHTMLFramesetBlankFrame::Paint(nsIPresContext& aPresContext,
|
|
nsIRenderingContext& aRenderingContext,
|
|
const nsRect& aDirtyRect,
|
|
nsFramePaintLayer aWhichLayer)
|
|
{
|
|
if (NS_FRAME_PAINT_LAYER_FOREGROUND != aWhichLayer) {
|
|
return NS_OK;
|
|
}
|
|
nscolor white = NS_RGB(255,255,255);
|
|
aRenderingContext.SetColor (white);
|
|
// XXX FillRect doesn't seem to work
|
|
//aRenderingContext.FillRect (mRect);
|
|
|
|
float p2t;
|
|
aPresContext.GetPixelsToTwips(&p2t);
|
|
nscoord x0 = 0;
|
|
nscoord y0 = 0;
|
|
nscoord x1 = x0;
|
|
nscoord y1 = mRect.height;
|
|
nscoord pixel = NSIntPixelsToTwips(1, p2t);
|
|
|
|
aRenderingContext.SetColor(white);
|
|
for (int i = 0; i < mRect.width; i += pixel) {
|
|
aRenderingContext.DrawLine (x0, y0, x1, y1);
|
|
x0 += NSIntPixelsToTwips(1, p2t);
|
|
x1 = x0;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP nsHTMLFramesetBlankFrame::List(FILE* out,
|
|
PRInt32 aIndent) const
|
|
{
|
|
for (PRInt32 i = aIndent; --i >= 0; ) fputs(" ", out); // Indent
|
|
fprintf(out, "%p BLANK \n", this);
|
|
return nsLeafFrame::List(out, aIndent);
|
|
}
|
|
|