b38dea0597
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
10 lines
No EOL
4.7 KiB
JavaScript
10 lines
No EOL
4.7 KiB
JavaScript
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define(['require','modules/apps_cache','shared/manifest_helper','modules/settings_cache','modules/mvvm/list_view','./layout_template'],function(require){'use strict';var AppsCache=require('modules/apps_cache');var ManifestHelper=require('shared/manifest_helper');var SettingsCache=require('modules/settings_cache');var ListView=require('modules/mvvm/list_view');var template=require('./layout_template');var THEME_SELECTED='theme.selected';var WALLPAPER_LIST='/wallpaper.json';var WALLPAPER_KEY='wallpaper.image';var Themes=function ctor_themes(){return{_container:null,_settings:null,_selectedTheme:null,_previousTheme:null,_themes:null,_config:{},onInit:function th_onInit(panel){this._container=panel.querySelector('.theme-list');this._settings=navigator.mozSettings;},onBeforeShow:function th_onBeforeShow(){this._themes=[];this.getInstalledThemes((this.setTheme));},getInstalledThemes:function th_getInstalledThemes(callback){AppsCache.apps().then(function(apps){apps=apps.filter(function(app){var manifest=app.manifest||app.updateManifest;return manifest&&manifest.type&&manifest.type==='certified'&&manifest.role&&manifest.role==='theme';});for(var app in apps){var manifest=new ManifestHelper(apps[app].manifest);var theme={'name':manifest.name,'manifestURL':apps[app].manifestURL,'onclick':callback.bind(this)};this._themes.push(theme);}
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this._themes.sort(function(a,b){return a.name.localeCompare(b.name);});this.renderThemes();}.bind(this));},renderThemes:function th_renderThemes(){this._listView=ListView(this._container,this._themes,template);this.updateRadioButtons();},updateRadioButtons:function th_updateRadioButtons(){var currentSetting=SettingsCache.cache;if(!currentSetting){return;}
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var theme=this._selectedTheme=currentSetting[THEME_SELECTED];this._updateRow(theme,true);},_doSetTheme:function th_doSetTheme(theme){if(this._selectedTheme===theme){return Promise.resolve();}
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return new Promise((function(resolve,reject){var setting={};this._previousTheme=this._selectedTheme;setting[THEME_SELECTED]=this._selectedTheme=theme;var req=this._settings.createLock().set(setting);req.onsuccess=(function(){this.getWallpaperPath().then((this.loadWallpaper).bind(this)).then((this.setWallpaper).bind(this)).then((this.saveConfig).bind(this)).then(resolve,reject);}).bind(this);req.onerror=reject;}).bind(this));},setTheme:function th_setTheme(theme){this.disableSelection();return this._doSetTheme(theme).then(this.enableSelection.bind(this),this.rollbackTheme.bind(this));},rollbackTheme:function th_rollbackTheme(){this._config={};if(this._previousTheme===this._selectedTheme||this._previousTheme===null){return Promise.reject('No previous theme to rollback');}
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var previous=''+this._previousTheme;var current=''+this._selectedTheme;return this._doSetTheme(this._previousTheme).then((function(){this._updateRow(previous,true);this._updateRow(current,false);this.enableSelection();}).bind(this));},_updateRow:function th_updateRow(theme,checked){var rule='gaia-radio[value="'+theme+'"]';var node=this._container.querySelector(rule);if(node){node.checked=!!checked;}},disableSelection:function th_disableSelection(){var nodes=this._container.querySelectorAll('gaia-radio:not([value="'+
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this._selectedTheme+'"])');if(nodes){Array.prototype.slice.call(nodes).forEach(function(node){node.parentNode.parentNode.classList.add('disabled');});}},enableSelection:function th_enableSelection(){var nodes=this._container.querySelectorAll('gaia-radio');if(nodes){Array.prototype.slice.call(nodes).forEach(function(node){node.parentNode.parentNode.classList.remove('disabled');});}},getWallpaperPath:function th_getWallpaper(){var url=this._selectedTheme.substring(0,this._selectedTheme.lastIndexOf('/'))+WALLPAPER_LIST;var xhr=new XMLHttpRequest({mozSystem:true});xhr.open('GET',url,true);xhr.responseType='json';return new Promise(function(resolve,reject){xhr.onload=function successGettingWallpaperList(){if(xhr.status!==200){reject(xhr.status);return;}
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var filename=xhr.response.homescreen;resolve(filename);};xhr.send(null);});},loadWallpaper:function th_loadWallpaper(filename){if(!filename){return Promise.resolve(null);}
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var url=this._selectedTheme.substring(0,this._selectedTheme.lastIndexOf('/'))+filename;var xhr=new XMLHttpRequest({mozSystem:true});xhr.open('GET',url,true);xhr.responseType='blob';return new Promise(function(resolve,reject){xhr.onload=function(){if(xhr.status!==200){reject(xhr.status);return;}
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resolve(xhr.response);};xhr.send(null);});},setWallpaper:function th_setWallpaper(blob){this._config[WALLPAPER_KEY]=blob;return Promise.resolve(this._config);},saveConfig:function th_saveConfig(){var self=this;return new Promise(function(resolve,reject){var request=self._settings.createLock().set(self._config);request.onerror=reject;request.onsuccess=resolve;});}};};return Themes;}); |