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Fire onScroll after the scrolling has happened. Bug 179857, r=jkeiser, sr=jst

This commit is contained in:
bzbarsky%mit.edu 2002-11-14 20:00:13 +00:00
Родитель 452aea1fbe
Коммит 8d74297dfa
2 изменённых файлов: 26 добавлений и 24 удалений
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25
layout/generic/nsGfxScrollFrame.cpp
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@ -989,14 +989,6 @@ nsGfxScrollFrameInner::AttributeChanged(nsIDocument *aDocument,
targetContent = vcontent;
}
nsScrollbarEvent event;
event.eventStructType = NS_SCROLLBAR_EVENT;
event.message = NS_SCROLL_EVENT;
event.flags = 0;
nsEventStatus status = nsEventStatus_eIgnore;
nsCOMPtr<nsIPresShell> presShell;
mOuter->mPresContext->GetShell(getter_AddRefs(presShell));
// Make sure the scrollbars indeed moved before firing the event.
// I think it is OK to prevent the call to ScrollbarChanged()
// if we didn't actually move. The following check is the first
@ -1009,13 +1001,22 @@ nsGfxScrollFrameInner::AttributeChanged(nsIDocument *aDocument,
if ((x*mOnePixel) == curPosX && (y*mOnePixel) == curPosY)
return NS_OK;
// Fire the onScroll event.
if (presShell && targetFrame && targetContent)
presShell->HandleEventWithTarget(&event, targetFrame, targetContent,
NS_EVENT_FLAG_INIT, &status);
s->RemoveScrollPositionListener(this);
ScrollbarChanged(mOuter->mPresContext, x*mOnePixel, y*mOnePixel);
s->AddScrollPositionListener(this);
// Fire the onScroll event now that we have scrolled
nsCOMPtr<nsIPresShell> presShell;
mOuter->mPresContext->GetShell(getter_AddRefs(presShell));
if (presShell && targetFrame && targetContent) {
nsScrollbarEvent event;
event.eventStructType = NS_SCROLLBAR_EVENT;
event.message = NS_SCROLL_EVENT;
event.flags = 0;
nsEventStatus status = nsEventStatus_eIgnore;
presShell->HandleEventWithTarget(&event, targetFrame,
targetContent,
NS_EVENT_FLAG_INIT, &status);
}
}
}
}

25
layout/html/base/src/nsGfxScrollFrame.cpp
Просмотреть файл

@ -989,14 +989,6 @@ nsGfxScrollFrameInner::AttributeChanged(nsIDocument *aDocument,
targetContent = vcontent;
}
nsScrollbarEvent event;
event.eventStructType = NS_SCROLLBAR_EVENT;
event.message = NS_SCROLL_EVENT;
event.flags = 0;
nsEventStatus status = nsEventStatus_eIgnore;
nsCOMPtr<nsIPresShell> presShell;
mOuter->mPresContext->GetShell(getter_AddRefs(presShell));
// Make sure the scrollbars indeed moved before firing the event.
// I think it is OK to prevent the call to ScrollbarChanged()
// if we didn't actually move. The following check is the first
@ -1009,13 +1001,22 @@ nsGfxScrollFrameInner::AttributeChanged(nsIDocument *aDocument,
if ((x*mOnePixel) == curPosX && (y*mOnePixel) == curPosY)
return NS_OK;
// Fire the onScroll event.
if (presShell && targetFrame && targetContent)
presShell->HandleEventWithTarget(&event, targetFrame, targetContent,
NS_EVENT_FLAG_INIT, &status);
s->RemoveScrollPositionListener(this);
ScrollbarChanged(mOuter->mPresContext, x*mOnePixel, y*mOnePixel);
s->AddScrollPositionListener(this);
// Fire the onScroll event now that we have scrolled
nsCOMPtr<nsIPresShell> presShell;
mOuter->mPresContext->GetShell(getter_AddRefs(presShell));
if (presShell && targetFrame && targetContent) {
nsScrollbarEvent event;
event.eventStructType = NS_SCROLLBAR_EVENT;
event.message = NS_SCROLL_EVENT;
event.flags = 0;
nsEventStatus status = nsEventStatus_eIgnore;
presShell->HandleEventWithTarget(&event, targetFrame,
targetContent,
NS_EVENT_FLAG_INIT, &status);
}
}
}
}