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Improve comment about button-release-event handler

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Improve the documentation about the button-release-event handler
we put on the status-menu button at Colin's suggestion.

http://bugzilla.gnome.org/show_bug.cgi?id=593362
This commit is contained in:
Owen W. Taylor 2009-08-28 12:40:56 -04:00
parent 1340413740
commit 943c5e2edc
1 changed files with 8 additions and 3 deletions
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11
js/ui/panel.js
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@ -381,9 +381,14 @@ Panel.prototype = {
statusmenu.toggle(e);
return false;
});
// This depends on connection ordering: since we are after the Button's
// ::button-release-event handler, calling button.release() will properly
// unset the 'active' flag for this stays-pressed button
// If popping up the menu failed (because there was already a grab in
// effect from Mutter or another app), then we'll never get a ::deactivated
// signal because the menu was never activated, so we need to unhighlight
// separately when the user releases the mouse button.
//
// We depend on connection ordering; this needs to be called after Button's
// ::button-release-event handler; that will set the active flag for this
// stays-pressed button, then we unset the active flag by calling release().
statusbutton.button.connect('button-release-event', function (b, e) {
if (!statusmenu.is_active())
statusbutton.release();