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a11y: initialize atspi on demand

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Only call atspi.init if needed. This is also more
coherent with the listener registration, that is
only done when needed.

https://bugzilla.gnome.org/show_bug.cgi?id=730118
This commit is contained in:
Alejandro Piñeiro 2014-05-29 14:12:16 +02:00
parent 5a8a293614
commit bf0c7f731d
1 changed files with 13 additions and 5 deletions
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18
js/ui/focusCaretTracker.js
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@ -32,11 +32,9 @@ const FocusCaretTracker = new Lang.Class({
Name: 'FocusCaretTracker',
_init: function() {
Atspi.init();
Atspi.set_timeout(250, 250);
this._atspiListener = Atspi.EventListener.new(Lang.bind(this, this._onChanged));
this._atspiInited = false;
this._focusListenerRegistered = false;
this._caretListenerRegistered = false;
},
@ -48,12 +46,20 @@ const FocusCaretTracker = new Lang.Class({
this.emit('caret-moved', event);
},
_initAtspi: function() {
if (!this._atspiInited) {
Atspi.init();
Atspi.set_timeout(250, 250);
this._atspiInited = true;
}
},
registerFocusListener: function() {
if (this._focusListenerRegistered)
return;
// Ignore the return value, we get an exception if they fail
// And they should never fail
this._initAtspi();
this._atspiListener.register(STATECHANGED + ':focused');
this._atspiListener.register(STATECHANGED + ':selected');
this._focusListenerRegistered = true;
@ -63,6 +69,8 @@ const FocusCaretTracker = new Lang.Class({
if (this._caretListenerRegistered)
return;
this._initAtspi();
this._atspiListener.register(CARETMOVED);
this._caretListenerRegistered = true;
},