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Added ContentChanged() member function

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This commit is contained in:
troy 1998-05-08 04:45:37 +00:00
parent d328fd0462
commit b3c5708bd1
4 changed files with 40 additions and 0 deletions
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14
layout/base/public/nsIFrame.h
View File

@ -316,6 +316,20 @@ public:
nsIContent* aChild,
PRInt32 aIndexInParent) = 0;
/**
* This call is invoked when content is changed in the content tree.
* The first frame that maps that content is asked to deal with the
* change by generating an incremental reflow command which will be
* to reflow the frame tree.
*
* @param aIndexInParent the index in the content container where
* the new content was deleted.
*/
NS_IMETHOD ContentChanged(nsIPresShell* aShell,
nsIPresContext* aPresContext,
nsIContent* aChild,
nsISupports* aSubContent) = 0;
/**
* Return the reflow metrics for this frame. If the frame is a
* container then the values for ascent and descent are computed

8
layout/base/src/nsFrame.cpp
View File

@ -716,6 +716,14 @@ NS_METHOD nsFrame::ContentDeleted(nsIPresShell* aShell,
return NS_OK;
}
NS_METHOD nsFrame::ContentChanged(nsIPresShell* aShell,
nsIPresContext* aPresContext,
nsIContent* aChild,
nsISupports* aSubContent)
{
return NS_OK;
}
NS_METHOD nsFrame::GetReflowMetrics(nsIPresContext* aPresContext,
nsReflowMetrics& aMetrics)
{

4
layout/base/src/nsFrame.h
View File

@ -122,6 +122,10 @@ public:
nsIContent* aContainer,
nsIContent* aChild,
PRInt32 aIndexInParent);
NS_IMETHOD ContentChanged(nsIPresShell* aShell,
nsIPresContext* aPresContext,
nsIContent* aChild,
nsISupports* aSubContent);
NS_IMETHOD GetReflowMetrics(nsIPresContext* aPresContext,
nsReflowMetrics& aMetrics);

14
layout/generic/nsIFrame.h
View File

@ -316,6 +316,20 @@ public:
nsIContent* aChild,
PRInt32 aIndexInParent) = 0;
/**
* This call is invoked when content is changed in the content tree.
* The first frame that maps that content is asked to deal with the
* change by generating an incremental reflow command which will be
* to reflow the frame tree.
*
* @param aIndexInParent the index in the content container where
* the new content was deleted.
*/
NS_IMETHOD ContentChanged(nsIPresShell* aShell,
nsIPresContext* aPresContext,
nsIContent* aChild,
nsISupports* aSubContent) = 0;
/**
* Return the reflow metrics for this frame. If the frame is a
* container then the values for ascent and descent are computed