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messageTray: Fizzle out hover notifications where the values are the same

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notify::* doesn't guarantee that the value has changed, only that it
may have been. We need to ensure that we track the old value to make sure
we don't do things like overwrite timeouts if they already exist.

https://bugzilla.gnome.org/show_bug.cgi?id=695659
This commit is contained in:
Jasper St. Pierre 2013-03-11 15:36:56 -04:00
parent f864303aac
commit 91405583fd
1 changed files with 21 additions and 9 deletions
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30
js/ui/messageTray.js
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@ -1636,7 +1636,18 @@ const MessageTray = new Lang.Class({
this._traySummoned = false;
this._useLongerTrayLeftTimeout = false;
this._trayLeftTimeoutId = 0;
// pointerInTray is sort of a misnomer -- it tracks whether
// a message tray notification should expand. The value is
// partially driven by the hover state of the tray, but has
// a lot of complex state related to timeouts and the current
// state of the pointer when a notification pops up.
this._pointerInTray = false;
// This tracks this.actor.hover and is used to fizzle
// out non-changing hover notifications in onTrayHoverChanged.
this._trayHovered = false;
this._keyboardVisible = false;
this._notificationClosed = false;
this._notificationState = State.HIDDEN;
@ -2080,7 +2091,11 @@ const MessageTray = new Lang.Class({
},
_onTrayHoverChanged: function() {
if (this.actor.hover) {
if (this.actor.hover == this._trayHovered)
return;
this._trayHovered = this.actor.hover;
if (this._trayHovered) {
// No dwell inside notifications at the bottom of the screen
this._cancelTrayDwell();
@ -2088,13 +2103,6 @@ const MessageTray = new Lang.Class({
if (this._trayState == State.HIDDEN && this._notificationState == State.HIDDEN)
return;
// Don't do anything if this._useLongerTrayLeftTimeout is true, meaning the notification originally
// popped up under the pointer, but this._trayLeftTimeoutId is 0, meaning the pointer didn't leave
// the tray yet. We need to check for this case because sometimes _onTrayHoverChanged() gets called
// multiple times while this.actor.hover is true.
if (this._useLongerTrayLeftTimeout && !this._trayLeftTimeoutId)
return;
this._useLongerTrayLeftTimeout = false;
if (this._trayLeftTimeoutId) {
Mainloop.source_remove(this._trayLeftTimeoutId);
@ -2561,7 +2569,11 @@ const MessageTray = new Lang.Class({
this._notificationRemoved = false;
this._closeButton.hide();
this._pointerInTray = false;
this.actor.hover = false; // Clutter doesn't emit notify::hover when actors move
// Clutter will send a leave-event the next time the mouse
// moves, but we need to set this here now to update the
// state machine.
this.actor.hover = false;
this._notificationBin.child = null;
this._notificationWidget.hide();
},