Publish Vulpes Preview 15 sources for desktop, Android and Tundra
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
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207
assets/webapps/system.gaiamobile.org/js/attention_toaster.js
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207
assets/webapps/system.gaiamobile.org/js/attention_toaster.js
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/* global Service */
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'use strict';
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(function(exports) {
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var toasterEvents = ['init', 'open', 'complete', 'terminate', 'close'];
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var toasterStateTable = {
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'uninit': ['closed', null, null, null, null],
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'closed': [null, 'opening', null, 'uninit', null],
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'opening': [null, null, 'opened', 'uninit', null],
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'opened': [null, null, null, 'uninit', 'closing'],
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'closing': [null, 'opening', 'closed', 'uninit', null]
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};
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/**
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* AttentionToaster is a sub component of AttentionWindow
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* to help the attention window instance to play like a notification toaster
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* and control the toaster's transition state.
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* @param {AppWindow} app The app window installing this sub component.
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*/
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var AttentionToaster = function(app) {
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this.app = app;
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};
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AttentionToaster.prototype = {
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_currentToasterState: 'uninit',
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TOASTER_TIMEOUT: 5000,
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RESPAWN_TIMEOUT: 45000,
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start: function() {
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this.app.element.addEventListener('_closed', this);
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this.app.element.addEventListener('_requestopen', this);
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this.app.element.addEventListener('transitionend', this);
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this.app.element.addEventListener('_secure-appclosed', this);
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this.app.element.addEventListener('_secure-appopened', this);
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this.app.element.addEventListener('_lockscreen-appclosed', this);
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this.app.element.addEventListener('_lockscreen-appopened', this);
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},
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stop: function() {
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this.app.element.removeEventListener('_closed', this);
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this.app.element.removeEventListener('_requestopen', this);
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this.app.element.removeEventListener('transitionend', this);
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this.app.element.removeEventListener('_secure-appclosed', this);
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this.app.element.removeEventListener('_secure-appopened', this);
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this.app.element.removeEventListener('_lockscreen-appclosed', this);
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this.app.element.removeEventListener('_lockscreen-appopened', this);
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},
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shouldProcess: function() {
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return this.app && this.app.element && !this.app.isHidden() &&
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!this.app.isActive() && !this.app.isDead();
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},
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handleEvent: function(evt) {
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if (!this.shouldProcess()) {
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this.app.debug('should not process');
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return;
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}
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switch (evt.type) {
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case '_lockscreen-appclosed':
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case '_secure-appopened':
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this.processStateChange('close', evt.type);
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break;
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case '_requestopen':
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this.processStateChange('terminate', evt.type);
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break;
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case 'transitionend':
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if (evt.target !== this.app.element) {
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return;
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}
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this.processStateChange('complete', evt.type);
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break;
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case '_closed':
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window.requestAnimationFrame(() => {
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this.processStateChange('init', evt.type);
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});
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break;
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case '_lockscreen-appopened':
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case '_secure-appclosed':
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this.processStateChange('open', evt.type);
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break;
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}
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},
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processStateChange: function(event, reason) {
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if (!this.shouldProcess()) {
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this.app.debug('should not process ' + event);
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return;
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}
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var eventIndex = toasterEvents.indexOf(event);
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var nextState =
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toasterStateTable[this._currentToasterState][eventIndex];
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this.app.debug(this._currentToasterState + ' -> ' + nextState);
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if (!nextState) {
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return;
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}
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this.app.debug('[toaster] ' +
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this._currentToasterState + '->' + nextState +
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':' + event + ',' + reason);
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this._currentToasterState = nextState;
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this.app.element.setAttribute('toaster-transition-state',
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this._currentToasterState);
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if (typeof(this['_enter_' + nextState]) == 'function') {
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this['_enter_' + nextState](event);
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}
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},
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_enter_closing: function() {
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if (!this.app || !this.app.element ||
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(Service && Service.query('locked') &&
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!Service.query('getTopMostWindow').isFullScreen())) {
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return;
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}
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this.app.element.classList.remove('displayed');
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},
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_enter_closed: function(evt) {
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if (!this.app || !this.app.element) {
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return;
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}
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if (evt == 'init') {
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this.becomeToaster();
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this.app.tryWaitForFullRepaint(function() {
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this.processStateChange('open', 'repainted');
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}.bind(this));
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} else if (evt == 'complete') {
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this.app && this.app.setVisible(false);
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this.respawnTimer = window.setTimeout(function() {
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this.processStateChange('open', 'respawn');
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}.bind(this), this.RESPAWN_TIMEOUT);
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}
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},
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_enter_opened: function() {
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if (!this.app || !this.app.element) {
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return;
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}
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this.app && this.app.setVisible(true);
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this._toasterTimer = window.setTimeout(function() {
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if (Service && Service.query('locked') &&
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!Service.query('getTopMostWindow').isFullScreen()) {
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return;
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}
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this.processStateChange('close', 'timeout');
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}.bind(this), this.TOASTER_TIMEOUT);
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},
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_enter_opening: function() {
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if (!this.app || !this.app.element) {
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return;
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}
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window.clearTimeout(this.respawnTimer);
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this.respawnTimer = null;
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this.app.setVisible(true);
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this.app.element.classList.add('displayed');
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},
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_enter_uninit: function() {
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if (!this.app || !this.app.element) {
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return;
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}
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if (this._toasterTimer) {
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window.clearTimeout(this._toasterTimer);
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this._toasterTimer = null;
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}
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this.recoverLayout();
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},
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recoverLayout: function() {
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if (this.app && this.app.resized) {
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this.app.element.classList.remove('displayed');
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this.app.element.classList.remove('toaster-mode');
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this.app.resized = false;
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this.app.publish('recovering');
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this.app._resize();
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}
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},
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becomeToaster: function() {
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if (!this.shouldProcess()) {
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return;
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}
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// Override the resized height anyway
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this.app.element.style.height = this.app.closedHeight + 'px';
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this.app.element.classList.add('toaster-mode');
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this.app.resized = true;
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}
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};
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exports.AttentionToaster = AttentionToaster;
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}(window));
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