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Bug 544779 - Add script runners for selection/text notification, r=masayuki a=blocking-fennec

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--HG--
extra : rebase_source : 66f740001fee159d72d9a307d15ddbc3f02a5fbf
This commit is contained in:
Jim Chen 2010-08-04 12:22:50 -07:00
parent 9ccd63412b
commit d8c6f67e64
1 changed files with 47 additions and 4 deletions
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51
content/events/src/nsIMEStateManager.cpp
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@ -382,6 +382,23 @@ NS_IMPL_ISUPPORTS2(nsTextStateManager,
nsIMutationObserver,
nsISelectionListener)
// Helper class, used for selection change notification
class SelectionChangeEvent : public nsRunnable {
public:
SelectionChangeEvent(nsIWidget *widget)
: mWidget(widget)
{
}
NS_IMETHOD Run() {
mWidget->OnIMESelectionChange();
return NS_OK;
}
private:
nsCOMPtr<nsIWidget> mWidget;
};
nsresult
nsTextStateManager::NotifySelectionChanged(nsIDOMDocument* aDoc,
nsISelection* aSel,
@ -391,11 +408,33 @@ nsTextStateManager::NotifySelectionChanged(nsIDOMDocument* aDoc,
nsresult rv = aSel->GetRangeCount(&count);
NS_ENSURE_SUCCESS(rv, rv);
if (count > 0) {
mWidget->OnIMESelectionChange();
nsContentUtils::AddScriptRunner(new SelectionChangeEvent(mWidget));
}
return NS_OK;
}
// Helper class, used for text change notification
class TextChangeEvent : public nsRunnable {
public:
TextChangeEvent(nsIWidget *widget,
PRUint32 start, PRUint32 oldEnd, PRUint32 newEnd)
: mWidget(widget)
, mStart(start)
, mOldEnd(oldEnd)
, mNewEnd(newEnd)
{
}
NS_IMETHOD Run() {
mWidget->OnIMETextChange(mStart, mOldEnd, mNewEnd);
return NS_OK;
}
private:
nsCOMPtr<nsIWidget> mWidget;
PRUint32 mStart, mOldEnd, mNewEnd;
};
void
nsTextStateManager::CharacterDataChanged(nsIDocument* aDocument,
nsIContent* aContent,
@ -412,7 +451,9 @@ nsTextStateManager::CharacterDataChanged(nsIDocument* aDocument,
PRUint32 oldEnd = offset + aInfo->mChangeEnd - aInfo->mChangeStart;
PRUint32 newEnd = offset + aInfo->mReplaceLength;
mWidget->OnIMETextChange(offset, oldEnd, newEnd);
nsContentUtils::AddScriptRunner(
new TextChangeEvent(mWidget, offset, oldEnd, newEnd));
}
void
@ -433,7 +474,8 @@ nsTextStateManager::NotifyContentAdded(nsINode* aContainer,
// fire notification
if (newOffset)
mWidget->OnIMETextChange(offset, offset, offset + newOffset);
nsContentUtils::AddScriptRunner(
new TextChangeEvent(mWidget, offset, offset, offset + newOffset));
}
void
@ -481,7 +523,8 @@ nsTextStateManager::ContentRemoved(nsIDocument* aDocument,
// fire notification
if (childOffset)
mWidget->OnIMETextChange(offset, offset + childOffset, offset);
nsContentUtils::AddScriptRunner(
new TextChangeEvent(mWidget, offset, offset + childOffset, offset));
}
static nsINode* GetRootEditableNode(nsPresContext* aPresContext,