зеркало из https://github.com/mozilla/gecko-dev.git
Fix for bug 9140, prevent recursion of mouseover/out events. r:vidur
This commit is contained in:
joki%netscape.com
Родитель
cf284aa411
Коммит
2919db4ef3
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@ -1251,7 +1251,113 @@ nsEventStateManager::GenerateMouseEnterExit(nsIPresContext* aPresContext, nsGUIE
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if (mLastMouseOverContent.get() != targetContent.get()) {
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if (mLastMouseOverFrame) {
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//Before firing mouseout, check for recursion
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if (mLastMouseOverContent.get() != mFirstMouseOutEventContent.get()) {
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//Store the first mouseOut event we fire and don't refire mouseOut
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//to that element while the first mouseOut is still ongoing.
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mFirstMouseOutEventContent = mLastMouseOverContent;
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if (mLastMouseOverFrame) {
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//fire mouseout
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nsEventStatus status = nsEventStatus_eIgnore;
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nsMouseEvent event;
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event.eventStructType = NS_MOUSE_EVENT;
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event.message = NS_MOUSE_EXIT;
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event.widget = aEvent->widget;
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event.clickCount = 0;
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event.point = aEvent->point;
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event.refPoint = aEvent->refPoint;
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event.isShift = ((nsMouseEvent*)aEvent)->isShift;
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event.isControl = ((nsMouseEvent*)aEvent)->isControl;
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event.isAlt = ((nsMouseEvent*)aEvent)->isAlt;
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event.isMeta = ((nsMouseEvent*)aEvent)->isMeta;
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mCurrentTargetContent = mLastMouseOverContent;
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NS_IF_ADDREF(mCurrentTargetContent);
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mCurrentRelatedContent = targetContent;
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NS_IF_ADDREF(mCurrentRelatedContent);
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//XXX This event should still go somewhere!!
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if (mLastMouseOverContent) {
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mLastMouseOverContent->HandleDOMEvent(aPresContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
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}
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//Now dispatch to the frame
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if (mLastMouseOverFrame) {
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//XXX Get the new frame
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mLastMouseOverFrame->HandleEvent(aPresContext, &event, &status);
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}
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NS_IF_RELEASE(mCurrentTargetContent);
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NS_IF_RELEASE(mCurrentRelatedContent);
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mFirstMouseOutEventContent = nsnull;
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}
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}
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//Before firing mouseover, check for recursion
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if (targetContent.get() != mFirstMouseOverEventContent.get()) {
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//Store the first mouseOver event we fire and don't refire mouseOver
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//to that element while the first mouseOver is still ongoing.
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mFirstMouseOverEventContent = targetContent;
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//fire mouseover
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nsEventStatus status = nsEventStatus_eIgnore;
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nsMouseEvent event;
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event.eventStructType = NS_MOUSE_EVENT;
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event.message = NS_MOUSE_ENTER;
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event.widget = aEvent->widget;
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event.clickCount = 0;
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event.point = aEvent->point;
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event.refPoint = aEvent->refPoint;
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event.isShift = ((nsMouseEvent*)aEvent)->isShift;
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event.isControl = ((nsMouseEvent*)aEvent)->isControl;
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event.isAlt = ((nsMouseEvent*)aEvent)->isAlt;
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event.isMeta = ((nsMouseEvent*)aEvent)->isMeta;
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mCurrentTargetContent = targetContent;
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NS_IF_ADDREF(mCurrentTargetContent);
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mCurrentRelatedContent = mLastMouseOverContent;
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NS_IF_ADDREF(mCurrentRelatedContent);
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//XXX This event should still go somewhere!!
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if (targetContent) {
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targetContent->HandleDOMEvent(aPresContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
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}
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if (nsEventStatus_eConsumeNoDefault != status) {
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SetContentState(targetContent, NS_EVENT_STATE_HOVER);
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}
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//Now dispatch to the frame
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if (mCurrentTarget) {
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//XXX Get the new frame
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mCurrentTarget->HandleEvent(aPresContext, &event, &status);
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}
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NS_IF_RELEASE(mCurrentTargetContent);
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NS_IF_RELEASE(mCurrentRelatedContent);
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mLastMouseOverFrame = mCurrentTarget;
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mLastMouseOverContent = targetContent;
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mFirstMouseOverEventContent = nsnull;
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}
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}
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}
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break;
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case NS_MOUSE_EXIT:
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{
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//This is actually the window mouse exit event.
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if (nsnull != mLastMouseOverFrame) {
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//Before firing mouseout, check for recursion
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if (mLastMouseOverContent.get() != mFirstMouseOutEventContent.get()) {
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//Store the first mouseOut event we fire and don't refire mouseOut
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//to that element while the first mouseOut is still ongoing.
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mFirstMouseOutEventContent = mLastMouseOverContent;
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//fire mouseout
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nsEventStatus status = nsEventStatus_eIgnore;
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nsMouseEvent event;
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@ -1268,105 +1374,29 @@ nsEventStateManager::GenerateMouseEnterExit(nsIPresContext* aPresContext, nsGUIE
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mCurrentTargetContent = mLastMouseOverContent;
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NS_IF_ADDREF(mCurrentTargetContent);
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mCurrentRelatedContent = targetContent;
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NS_IF_ADDREF(mCurrentRelatedContent);
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mCurrentRelatedContent = nsnull;
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//XXX This event should still go somewhere!!
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if (nsnull != mLastMouseOverContent) {
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if (mLastMouseOverContent) {
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mLastMouseOverContent->HandleDOMEvent(aPresContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
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if (nsEventStatus_eConsumeNoDefault != status) {
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SetContentState(nsnull, NS_EVENT_STATE_HOVER);
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}
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}
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//Now dispatch to the frame
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if (mLastMouseOverFrame) {
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if (nsnull != mLastMouseOverFrame) {
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//XXX Get the new frame
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mLastMouseOverFrame->HandleEvent(aPresContext, &event, &status);
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mLastMouseOverFrame = nsnull;
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mLastMouseOverContent = nsnull;
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}
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NS_IF_RELEASE(mCurrentTargetContent);
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NS_IF_RELEASE(mCurrentRelatedContent);
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mFirstMouseOutEventContent = nsnull;
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}
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//fire mouseover
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nsEventStatus status = nsEventStatus_eIgnore;
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nsMouseEvent event;
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event.eventStructType = NS_MOUSE_EVENT;
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event.message = NS_MOUSE_ENTER;
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event.widget = aEvent->widget;
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event.clickCount = 0;
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event.point = aEvent->point;
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event.refPoint = aEvent->refPoint;
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event.isShift = ((nsMouseEvent*)aEvent)->isShift;
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event.isControl = ((nsMouseEvent*)aEvent)->isControl;
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event.isAlt = ((nsMouseEvent*)aEvent)->isAlt;
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event.isMeta = ((nsMouseEvent*)aEvent)->isMeta;
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mCurrentTargetContent = targetContent;
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NS_IF_ADDREF(mCurrentTargetContent);
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mCurrentRelatedContent = mLastMouseOverContent;
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NS_IF_ADDREF(mCurrentRelatedContent);
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//XXX This event should still go somewhere!!
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if (targetContent) {
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targetContent->HandleDOMEvent(aPresContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
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}
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if (nsEventStatus_eConsumeNoDefault != status) {
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SetContentState(targetContent, NS_EVENT_STATE_HOVER);
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}
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//Now dispatch to the frame
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if (mCurrentTarget) {
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//XXX Get the new frame
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mCurrentTarget->HandleEvent(aPresContext, &event, &status);
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}
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NS_IF_RELEASE(mCurrentTargetContent);
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NS_IF_RELEASE(mCurrentRelatedContent);
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mLastMouseOverFrame = mCurrentTarget;
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mLastMouseOverContent = targetContent;
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}
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}
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break;
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case NS_MOUSE_EXIT:
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{
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//This is actually the window mouse exit event.
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if (nsnull != mLastMouseOverFrame) {
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//fire mouseout
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nsEventStatus status = nsEventStatus_eIgnore;
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nsMouseEvent event;
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event.eventStructType = NS_MOUSE_EVENT;
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event.message = NS_MOUSE_EXIT;
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event.widget = aEvent->widget;
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event.clickCount = 0;
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event.point = aEvent->point;
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event.refPoint = aEvent->refPoint;
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event.isShift = ((nsMouseEvent*)aEvent)->isShift;
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event.isControl = ((nsMouseEvent*)aEvent)->isControl;
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event.isAlt = ((nsMouseEvent*)aEvent)->isAlt;
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event.isMeta = ((nsMouseEvent*)aEvent)->isMeta;
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mCurrentTargetContent = mLastMouseOverContent;
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NS_IF_ADDREF(mCurrentTargetContent);
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mCurrentRelatedContent = nsnull;
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if (mLastMouseOverContent) {
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mLastMouseOverContent->HandleDOMEvent(aPresContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
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if (nsEventStatus_eConsumeNoDefault != status) {
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SetContentState(nsnull, NS_EVENT_STATE_HOVER);
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}
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}
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//Now dispatch to the frame
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if (nsnull != mLastMouseOverFrame) {
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//XXX Get the new frame
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mLastMouseOverFrame->HandleEvent(aPresContext, &event, &status);
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mLastMouseOverFrame = nsnull;
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mLastMouseOverContent = nsnull;
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}
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NS_IF_RELEASE(mCurrentTargetContent);
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}
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}
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break;
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@ -147,8 +147,12 @@ protected:
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PRInt32 mCurrentTabIndex;
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nsIWidget * mLastWindowToHaveFocus; // last native window to get focus via the evs
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PRBool mConsumeFocusEvents;
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//Anti-recursive stack controls
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nsIContent* mFirstBlurEvent;
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nsIContent* mFirstFocusEvent;
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nsCOMPtr<nsIContent> mFirstMouseOverEventContent;
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nsCOMPtr<nsIContent> mFirstMouseOutEventContent;
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nsIPresContext* mPresContext; // Not refcnted
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nsIDocument* mDocument; // [OWNER], but doesn't need to be.
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@ -1251,7 +1251,113 @@ nsEventStateManager::GenerateMouseEnterExit(nsIPresContext* aPresContext, nsGUIE
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if (mLastMouseOverContent.get() != targetContent.get()) {
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if (mLastMouseOverFrame) {
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//Before firing mouseout, check for recursion
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if (mLastMouseOverContent.get() != mFirstMouseOutEventContent.get()) {
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//Store the first mouseOut event we fire and don't refire mouseOut
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//to that element while the first mouseOut is still ongoing.
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mFirstMouseOutEventContent = mLastMouseOverContent;
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if (mLastMouseOverFrame) {
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//fire mouseout
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nsEventStatus status = nsEventStatus_eIgnore;
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nsMouseEvent event;
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event.eventStructType = NS_MOUSE_EVENT;
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event.message = NS_MOUSE_EXIT;
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event.widget = aEvent->widget;
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event.clickCount = 0;
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event.point = aEvent->point;
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event.refPoint = aEvent->refPoint;
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event.isShift = ((nsMouseEvent*)aEvent)->isShift;
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event.isControl = ((nsMouseEvent*)aEvent)->isControl;
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event.isAlt = ((nsMouseEvent*)aEvent)->isAlt;
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event.isMeta = ((nsMouseEvent*)aEvent)->isMeta;
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mCurrentTargetContent = mLastMouseOverContent;
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NS_IF_ADDREF(mCurrentTargetContent);
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mCurrentRelatedContent = targetContent;
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NS_IF_ADDREF(mCurrentRelatedContent);
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//XXX This event should still go somewhere!!
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if (mLastMouseOverContent) {
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mLastMouseOverContent->HandleDOMEvent(aPresContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
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}
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//Now dispatch to the frame
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if (mLastMouseOverFrame) {
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//XXX Get the new frame
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mLastMouseOverFrame->HandleEvent(aPresContext, &event, &status);
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}
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NS_IF_RELEASE(mCurrentTargetContent);
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NS_IF_RELEASE(mCurrentRelatedContent);
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mFirstMouseOutEventContent = nsnull;
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}
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}
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//Before firing mouseover, check for recursion
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if (targetContent.get() != mFirstMouseOverEventContent.get()) {
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//Store the first mouseOver event we fire and don't refire mouseOver
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//to that element while the first mouseOver is still ongoing.
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mFirstMouseOverEventContent = targetContent;
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//fire mouseover
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nsEventStatus status = nsEventStatus_eIgnore;
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nsMouseEvent event;
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event.eventStructType = NS_MOUSE_EVENT;
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event.message = NS_MOUSE_ENTER;
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event.widget = aEvent->widget;
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event.clickCount = 0;
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event.point = aEvent->point;
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event.refPoint = aEvent->refPoint;
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event.isShift = ((nsMouseEvent*)aEvent)->isShift;
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event.isControl = ((nsMouseEvent*)aEvent)->isControl;
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event.isAlt = ((nsMouseEvent*)aEvent)->isAlt;
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event.isMeta = ((nsMouseEvent*)aEvent)->isMeta;
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mCurrentTargetContent = targetContent;
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NS_IF_ADDREF(mCurrentTargetContent);
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mCurrentRelatedContent = mLastMouseOverContent;
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NS_IF_ADDREF(mCurrentRelatedContent);
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//XXX This event should still go somewhere!!
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if (targetContent) {
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targetContent->HandleDOMEvent(aPresContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
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}
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if (nsEventStatus_eConsumeNoDefault != status) {
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SetContentState(targetContent, NS_EVENT_STATE_HOVER);
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}
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//Now dispatch to the frame
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if (mCurrentTarget) {
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//XXX Get the new frame
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mCurrentTarget->HandleEvent(aPresContext, &event, &status);
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}
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NS_IF_RELEASE(mCurrentTargetContent);
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NS_IF_RELEASE(mCurrentRelatedContent);
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mLastMouseOverFrame = mCurrentTarget;
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mLastMouseOverContent = targetContent;
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mFirstMouseOverEventContent = nsnull;
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}
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}
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}
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break;
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case NS_MOUSE_EXIT:
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{
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//This is actually the window mouse exit event.
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if (nsnull != mLastMouseOverFrame) {
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//Before firing mouseout, check for recursion
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if (mLastMouseOverContent.get() != mFirstMouseOutEventContent.get()) {
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//Store the first mouseOut event we fire and don't refire mouseOut
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//to that element while the first mouseOut is still ongoing.
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mFirstMouseOutEventContent = mLastMouseOverContent;
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//fire mouseout
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nsEventStatus status = nsEventStatus_eIgnore;
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nsMouseEvent event;
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@ -1268,105 +1374,29 @@ nsEventStateManager::GenerateMouseEnterExit(nsIPresContext* aPresContext, nsGUIE
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mCurrentTargetContent = mLastMouseOverContent;
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NS_IF_ADDREF(mCurrentTargetContent);
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mCurrentRelatedContent = targetContent;
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NS_IF_ADDREF(mCurrentRelatedContent);
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mCurrentRelatedContent = nsnull;
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//XXX This event should still go somewhere!!
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if (nsnull != mLastMouseOverContent) {
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if (mLastMouseOverContent) {
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mLastMouseOverContent->HandleDOMEvent(aPresContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
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if (nsEventStatus_eConsumeNoDefault != status) {
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SetContentState(nsnull, NS_EVENT_STATE_HOVER);
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}
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}
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//Now dispatch to the frame
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if (mLastMouseOverFrame) {
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if (nsnull != mLastMouseOverFrame) {
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//XXX Get the new frame
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mLastMouseOverFrame->HandleEvent(aPresContext, &event, &status);
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mLastMouseOverFrame = nsnull;
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mLastMouseOverContent = nsnull;
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}
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NS_IF_RELEASE(mCurrentTargetContent);
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NS_IF_RELEASE(mCurrentRelatedContent);
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mFirstMouseOutEventContent = nsnull;
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}
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//fire mouseover
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nsEventStatus status = nsEventStatus_eIgnore;
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nsMouseEvent event;
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event.eventStructType = NS_MOUSE_EVENT;
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event.message = NS_MOUSE_ENTER;
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event.widget = aEvent->widget;
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event.clickCount = 0;
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event.point = aEvent->point;
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event.refPoint = aEvent->refPoint;
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event.isShift = ((nsMouseEvent*)aEvent)->isShift;
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event.isControl = ((nsMouseEvent*)aEvent)->isControl;
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event.isAlt = ((nsMouseEvent*)aEvent)->isAlt;
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event.isMeta = ((nsMouseEvent*)aEvent)->isMeta;
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mCurrentTargetContent = targetContent;
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NS_IF_ADDREF(mCurrentTargetContent);
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mCurrentRelatedContent = mLastMouseOverContent;
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NS_IF_ADDREF(mCurrentRelatedContent);
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//XXX This event should still go somewhere!!
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if (targetContent) {
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targetContent->HandleDOMEvent(aPresContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
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}
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if (nsEventStatus_eConsumeNoDefault != status) {
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SetContentState(targetContent, NS_EVENT_STATE_HOVER);
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}
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//Now dispatch to the frame
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if (mCurrentTarget) {
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//XXX Get the new frame
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mCurrentTarget->HandleEvent(aPresContext, &event, &status);
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}
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NS_IF_RELEASE(mCurrentTargetContent);
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NS_IF_RELEASE(mCurrentRelatedContent);
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mLastMouseOverFrame = mCurrentTarget;
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mLastMouseOverContent = targetContent;
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}
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}
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break;
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case NS_MOUSE_EXIT:
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{
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//This is actually the window mouse exit event.
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if (nsnull != mLastMouseOverFrame) {
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//fire mouseout
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nsEventStatus status = nsEventStatus_eIgnore;
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nsMouseEvent event;
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event.eventStructType = NS_MOUSE_EVENT;
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event.message = NS_MOUSE_EXIT;
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event.widget = aEvent->widget;
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event.clickCount = 0;
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event.point = aEvent->point;
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event.refPoint = aEvent->refPoint;
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event.isShift = ((nsMouseEvent*)aEvent)->isShift;
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event.isControl = ((nsMouseEvent*)aEvent)->isControl;
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event.isAlt = ((nsMouseEvent*)aEvent)->isAlt;
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event.isMeta = ((nsMouseEvent*)aEvent)->isMeta;
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mCurrentTargetContent = mLastMouseOverContent;
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NS_IF_ADDREF(mCurrentTargetContent);
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mCurrentRelatedContent = nsnull;
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if (mLastMouseOverContent) {
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mLastMouseOverContent->HandleDOMEvent(aPresContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
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||||
if (nsEventStatus_eConsumeNoDefault != status) {
|
||||
SetContentState(nsnull, NS_EVENT_STATE_HOVER);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//Now dispatch to the frame
|
||||
if (nsnull != mLastMouseOverFrame) {
|
||||
//XXX Get the new frame
|
||||
mLastMouseOverFrame->HandleEvent(aPresContext, &event, &status);
|
||||
mLastMouseOverFrame = nsnull;
|
||||
mLastMouseOverContent = nsnull;
|
||||
}
|
||||
|
||||
NS_IF_RELEASE(mCurrentTargetContent);
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
|
|
|||
|
|
@ -147,8 +147,12 @@ protected:
|
|||
PRInt32 mCurrentTabIndex;
|
||||
nsIWidget * mLastWindowToHaveFocus; // last native window to get focus via the evs
|
||||
PRBool mConsumeFocusEvents;
|
||||
|
||||
//Anti-recursive stack controls
|
||||
nsIContent* mFirstBlurEvent;
|
||||
nsIContent* mFirstFocusEvent;
|
||||
nsCOMPtr<nsIContent> mFirstMouseOverEventContent;
|
||||
nsCOMPtr<nsIContent> mFirstMouseOutEventContent;
|
||||
|
||||
nsIPresContext* mPresContext; // Not refcnted
|
||||
nsIDocument* mDocument; // [OWNER], but doesn't need to be.
|
||||
|
|
|
|||
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