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Reworking internal event code to use nsIFrame::GetFrameForPoint

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Adding new functionality through nsEventStateManager (cursor change, enter/exit events, tab navig)


git-svn-id: svn://10.0.0.236/trunk@14864 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
joki%netscape.com
1998-11-18 05:25:26 +00:00
parent f48f2d5568
commit f1462f4d55
89 changed files with 1584 additions and 1266 deletions
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104
mozilla/layout/forms/nsImageControlFrame.cpp
View File

@@ -46,8 +46,9 @@
enum nsMouseState {
eMouseNone,
eMouseEnter,
eMouseExit,
eMouseDown,
eMouseExit
eMouseUp
};
static NS_DEFINE_IID(kIFormControlFrameIID, NS_IFORMCONTROLFRAME_IID);
@@ -198,8 +199,8 @@ nsImageControlFrame::SetInitialChildList(nsIPresContext& aPresContext,
NS_METHOD
nsImageControlFrame::HandleEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus)
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus)
{
if (nsFormFrame::GetDisabled(this)) { // XXX cache disabled
return NS_OK;
@@ -208,79 +209,34 @@ nsImageControlFrame::HandleEvent(nsIPresContext& aPresContext,
aEventStatus = nsEventStatus_eIgnore;
nsresult result = NS_OK;
nsIView* view;
GetView(view);
if (view) {
nsIViewManager* viewMan;
view->GetViewManager(viewMan);
if (viewMan) {
nsIView* grabber;
viewMan->GetMouseEventGrabber(grabber);
if ((grabber == view) || (nsnull == grabber)) {
nsIWidget* window;
PRBool ignore;
switch (aEvent->message) {
case NS_MOUSE_LEFT_BUTTON_DOWN:
mLastMouseState = eMouseDown;
mGotFocus = PR_TRUE;
aEventStatus = nsEventStatus_eConsumeNoDefault;
return NS_OK;
break;
case NS_MOUSE_LEFT_BUTTON_UP:
{
if (eMouseDown == mLastMouseState) {
nsEventStatus status = nsEventStatus_eIgnore;
nsMouseEvent event;
event.eventStructType = NS_MOUSE_EVENT;
event.message = NS_MOUSE_LEFT_CLICK;
mContent->HandleDOMEvent(aPresContext, &event, nsnull, DOM_EVENT_INIT, status);
float t2p = aPresContext.GetTwipsToPixels();
mLastClickPoint.x = NSTwipsToIntPixels(aEvent->point.x - mTranslatedRect.x, t2p);
mLastClickPoint.y = NSTwipsToIntPixels(aEvent->point.y - mTranslatedRect.y, t2p);
switch (aEvent->message) {
case NS_MOUSE_ENTER: // not implemented yet on frames, 1st mouse move simulates it
mLastMouseState = eMouseEnter;
break;
case NS_MOUSE_LEFT_BUTTON_DOWN:
mLastMouseState = eMouseDown;
mGotFocus = PR_TRUE;
break;
case NS_MOUSE_MOVE:
//printf ("%d mRect=(%d,%d,%d,%d), x=%d, y=%d \n", foo++, mRect.x, mRect.y, mRect.width, mRect.height, aEvent->point.x, aEvent->point.y);
if (nsnull == grabber) { // simulated mouse enter
GetTranslatedRect(mTranslatedRect);
//printf("%d enter\n", foo++);
viewMan->GrabMouseEvents(view, ignore);
GetWindow(window);
if (window) {
mPreviousCursor = window->GetCursor();
window->SetCursor(eCursor_select); // set it to something else to work around bug
window->SetCursor(eCursor_standard);
NS_RELEASE(window);
}
mLastMouseState = eMouseEnter;
// simulated mouse exit
} else if (!mTranslatedRect.Contains(aEvent->point)) {
viewMan->GrabMouseEvents(nsnull, ignore);
GetWindow(window);
if (window) {
window->SetCursor(mPreviousCursor);
NS_RELEASE(window);
}
mLastMouseState = eMouseExit;
}
break;
case NS_MOUSE_LEFT_BUTTON_UP:
{
if (eMouseDown == mLastMouseState) {
nsEventStatus status = nsEventStatus_eIgnore;
nsMouseEvent event;
event.eventStructType = NS_MOUSE_EVENT;
event.message = NS_MOUSE_LEFT_CLICK;
mContent->HandleDOMEvent(aPresContext, &event, nsnull, DOM_EVENT_INIT, status);
float t2p = aPresContext.GetTwipsToPixels();
mLastClickPoint.x = NSTwipsToIntPixels(aEvent->point.x - mTranslatedRect.x, t2p);
mLastClickPoint.y = NSTwipsToIntPixels(aEvent->point.y - mTranslatedRect.y, t2p);
if (nsEventStatus_eConsumeNoDefault != status) {
MouseClicked(&aPresContext);
}
mLastMouseState = eMouseEnter;
}
break;
}
case NS_MOUSE_EXIT: // doesn't work for frames, yet
break;
if (nsEventStatus_eConsumeNoDefault != status) {
MouseClicked(&aPresContext);
}
aEventStatus = nsEventStatus_eConsumeNoDefault;
NS_RELEASE(viewMan);
return NS_OK;
}
}
mLastMouseState = eMouseUp;
aEventStatus = nsEventStatus_eConsumeNoDefault;
return NS_OK;
break;
}
}
return ImageFrame::HandleEvent(aPresContext, aEvent, aEventStatus);