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fix for 38359, link drags not firing if mouse was close to an edge. we need to fake out the ESM by setting |mCurrentTarget| to where the mouse went down so event.target is correct in JS. r=saari.

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This commit is contained in:
pinkerton%netscape.com 2000-08-01 00:35:23 +00:00
parent cc711195d0
commit 3b86c7cc6c
2 changed files with 18 additions and 6 deletions
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12
content/events/src/nsEventStateManager.cpp
View File

@ -741,19 +741,25 @@ nsEventStateManager :: GenerateDragGesture ( nsIPresContext* aPresContext, nsGUI
event.isAlt = ((nsMouseEvent*)aEvent)->isAlt;
event.isMeta = ((nsMouseEvent*)aEvent)->isMeta;
// dispatch to the DOM
// Dispatch to the DOM. We have to fake out the ESM and tell it that the
// current target frame is actually where the mouseDown occurred, otherwise it
// will use the frame the mouse is currently over which may or may not be
// the same. (Note: saari and I have decided that we don't have to reset |mCurrentTarget|
// when we're through because no one else is doing anything more with this
// event and it will get reset on the very next event to the correct frame).
mCurrentTarget = mGestureDownFrame;
nsCOMPtr<nsIContent> lastContent;
if ( mGestureDownFrame ) {
mGestureDownFrame->GetContentForEvent(aPresContext, aEvent, getter_AddRefs(lastContent));
if ( lastContent )
lastContent->HandleDOMEvent(aPresContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
lastContent->HandleDOMEvent(aPresContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
}
// dispatch to the frame
if ( mGestureDownFrame )
mGestureDownFrame->HandleEvent(aPresContext, &event, &status);
StopTrackingDragGesture();
StopTrackingDragGesture();
}
}
} // GenerateDragGesture

12
layout/events/src/nsEventStateManager.cpp
View File

@ -741,19 +741,25 @@ nsEventStateManager :: GenerateDragGesture ( nsIPresContext* aPresContext, nsGUI
event.isAlt = ((nsMouseEvent*)aEvent)->isAlt;
event.isMeta = ((nsMouseEvent*)aEvent)->isMeta;
// dispatch to the DOM
// Dispatch to the DOM. We have to fake out the ESM and tell it that the
// current target frame is actually where the mouseDown occurred, otherwise it
// will use the frame the mouse is currently over which may or may not be
// the same. (Note: saari and I have decided that we don't have to reset |mCurrentTarget|
// when we're through because no one else is doing anything more with this
// event and it will get reset on the very next event to the correct frame).
mCurrentTarget = mGestureDownFrame;
nsCOMPtr<nsIContent> lastContent;
if ( mGestureDownFrame ) {
mGestureDownFrame->GetContentForEvent(aPresContext, aEvent, getter_AddRefs(lastContent));
if ( lastContent )
lastContent->HandleDOMEvent(aPresContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
lastContent->HandleDOMEvent(aPresContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
}
// dispatch to the frame
if ( mGestureDownFrame )
mGestureDownFrame->HandleEvent(aPresContext, &event, &status);
StopTrackingDragGesture();
StopTrackingDragGesture();
}
}
} // GenerateDragGesture