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/* -*- Mode: js; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
'use strict';
var Activities = {
init: function act_init() {
window.addEventListener('mozChromeEvent', this);
},
handleEvent: function act_handleEvent(evt) {
switch (evt.type) {
case 'mozChromeEvent':
var detail = evt.detail;
switch (detail.type) {
case 'activity-choice':
this.chooseActivity(detail);
break;
}
break;
}
},
chooseActivity: function chooseActivity(detail) {
this._id = detail.id;
var choices = detail.choices;
if (choices.length === 1) {
this.choose('0');
} else {
// Since the mozChromeEvent could be triggered by a 'click', and gecko
// event are synchronous make sure to exit the event loop before
// showing the list.
setTimeout((function nextTick() {
var activityName = navigator.mozL10n.get('activity-' + detail.name);
ListMenu.request(this._listItems(choices), activityName,
this.choose.bind(this), this.cancel.bind(this));
}).bind(this));
}
},
choose: function act_choose(choice) {
var returnedChoice = {
id: this._id,
type: 'activity-choice',
value: choice
};
this._sendEvent(returnedChoice);
delete this._id;
},
cancel: function act_cancel(value) {
var returnedChoice = {
id: this._id,
type: 'activity-choice',
value: -1
};
this._sendEvent(returnedChoice);
delete this._id;
},
_sendEvent: function act_sendEvent(value) {
var event = document.createEvent('CustomEvent');
event.initCustomEvent('mozContentEvent', true, true, value);
window.dispatchEvent(event);
},
_listItems: function act_listItems(choices) {
var items = [];
choices.forEach(function(choice, index) {
var app = Applications.getByManifestURL(choice.manifest);
items.push({
label: new ManifestHelper(app.manifest).name,
icon: choice.icon,
value: index
});
});
return items;
}
};
Activities.init();
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