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Bug 369260. Thunderbird crash because accessibility cache is not invalidated for inner content window when containing chrome window closes. r=ginn.chen

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This commit is contained in:
aaronleventhal%moonset.net 2007-02-16 03:26:38 +00:00
parent ad35697de6
commit bc2efea38c
1 changed files with 4 additions and 1 deletions
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5
accessible/src/base/nsRootAccessible.cpp
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@ -324,6 +324,7 @@ nsresult nsRootAccessible::AddEventListeners()
GetChromeEventHandler(getter_AddRefs(target));
if (target) {
target->AddEventListener(NS_LITERAL_STRING("pagehide"), this, PR_TRUE);
target->AddEventListener(NS_LITERAL_STRING("unload"), this, PR_TRUE);
}
if (!mCaretAccessible) {
@ -360,6 +361,7 @@ nsresult nsRootAccessible::RemoveEventListeners()
GetChromeEventHandler(getter_AddRefs(target));
if (target) {
target->RemoveEventListener(NS_LITERAL_STRING("pagehide"), this, PR_TRUE);
target->RemoveEventListener(NS_LITERAL_STRING("unload"), this, PR_TRUE);
}
if (mCaretAccessible) {
@ -591,7 +593,8 @@ nsresult nsRootAccessible::HandleEventWithTarget(nsIDOMEvent* aEvent,
nsIAccessibilityService *accService = GetAccService();
NS_ENSURE_TRUE(accService, NS_ERROR_FAILURE);
if (eventType.LowerCaseEqualsLiteral("pagehide")) {
if (eventType.LowerCaseEqualsLiteral("pagehide") ||
eventType.LowerCaseEqualsLiteral("unload")) {
// pagehide event can be fired under several conditions, such as HTML
// document going away, closing a window/dialog, and wizard page changing.
// We only destroy the accessible object when it's a document accessible,