121 lines
3.8 KiB
C++
121 lines
3.8 KiB
C++
/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is Mozilla MathML Project.
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*
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* The Initial Developer of the Original Code is The University Of
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* Queensland. Portions created by The University Of Queensland are
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* Copyright (C) 1999 The University Of Queensland. All Rights Reserved.
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*
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* Contributor(s):
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* Roger B. Sidje <rbs@maths.uq.edu.au>
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*/
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#ifndef nsMathMLmactionFrame_h___
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#define nsMathMLmactionFrame_h___
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#include "nsCOMPtr.h"
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#include "nsMathMLContainerFrame.h"
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//
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// <maction> -- bind actions to a subexpression
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//
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//#define DEBUG_mouse 1
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#if DEBUG_mouse
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#define MOUSE(_msg) printf("maction:%p MOUSE: "#_msg" ...\n", this);
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#else
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#define MOUSE(_msg)
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#endif
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class nsMathMLmactionFrame : public nsMathMLContainerFrame,
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public nsIDOMMouseListener {
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public:
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friend nsresult NS_NewMathMLmactionFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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NS_DECL_ISUPPORTS_INHERITED
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NS_IMETHOD
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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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NS_IMETHOD
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SetInitialChildList(nsIPresContext* aPresContext,
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nsIAtom* aListName,
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nsIFrame* aChildList);
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NS_IMETHOD
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GetFrameForPoint(nsIPresContext* aPresContext,
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const nsPoint& aPoint,
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nsFramePaintLayer aWhichLayer,
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nsIFrame** aFrame);
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NS_IMETHOD
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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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PRUint32 aFlags = 0);
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NS_IMETHOD
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Place(nsIPresContext* aPresContext,
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nsIRenderingContext& aRenderingContext,
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PRBool aPlaceOrigin,
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nsHTMLReflowMetrics& aDesiredSize);
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NS_IMETHOD
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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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// nsIDOMMouseListener methods
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NS_IMETHOD MouseDown(nsIDOMEvent* aMouseEvent) { MOUSE(down) return NS_OK; }
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NS_IMETHOD MouseUp(nsIDOMEvent* aMouseEvent) { MOUSE(up) return NS_OK; }
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NS_IMETHOD MouseClick(nsIDOMEvent* aMouseEvent);// { MOUSE(click) return NS_OK; }
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NS_IMETHOD MouseDblClick(nsIDOMEvent* aMouseEvent) { MOUSE(dblclik) return NS_OK; }
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NS_IMETHOD MouseOver(nsIDOMEvent* aMouseEvent);// { MOUSE(over) return NS_OK; }
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NS_IMETHOD MouseOut(nsIDOMEvent* aMouseEvent);// { MOUSE(out) return NS_OK; }
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// nsIDOMEventListener methods
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NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent) { MOUSE(event); return NS_OK; }
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protected:
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nsMathMLmactionFrame();
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virtual ~nsMathMLmactionFrame();
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virtual PRIntn GetSkipSides() const { return 0; }
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private:
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nsIPresContext* mPresContext;
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PRInt32 mActionType;
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PRInt32 mChildCount;
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PRInt32 mSelection;
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nsIFrame* mSelectedFrame;
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nsString mRestyle;
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PRBool mWasRestyled;
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// helper to return the frame for the attribute selection="number"
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nsIFrame*
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GetSelectedFrame();
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// helper to display a message on the status bar
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static nsresult
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ShowStatus(nsIPresContext* aPresContext,
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nsString& aStatusMsg);
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};
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#endif /* nsMathMLmactionFrame_h___ */
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