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Diffstat (limited to 'WebContent/VAADIN/vaadinBootstrap.js')
| -rw-r--r-- | WebContent/VAADIN/vaadinBootstrap.js | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/WebContent/VAADIN/vaadinBootstrap.js b/WebContent/VAADIN/vaadinBootstrap.js new file mode 100644 index 0000000000..917aa2aa4a --- /dev/null +++ b/WebContent/VAADIN/vaadinBootstrap.js @@ -0,0 +1,115 @@ +(function() { + var defaults; + var apps = {}; + var themesLoaded = {}; + var widgetsetsRequested = {} + var widgetsetApps = {}; + + + var log = function() { + if (console && console.log) { + console.log(arguments); + } + } + + var loadTheme = function(url) { + log("loadTheme", url); + if(!themesLoaded[url]) { + var stylesheet = document.createElement('link'); + stylesheet.setAttribute('rel', 'stylesheet'); + stylesheet.setAttribute('type', 'text/css'); + stylesheet.setAttribute('href', url + "/styles.css"); + document.getElementsByTagName('head')[0].appendChild(stylesheet); + themesLoaded[url] = true; + } + } + + var isWidgetsetLoaded = function(widgetset) { + var className = widgetset.replace(/\./g, "_"); + return (typeof window[className]) != "undefined"; + } + + var loadWidgetset = function(basePath, widgetset) { + if (widgetsetsRequested[widgetset]) { + //TODO Tell the widgetset to load another application + return; + } + log("load widgetset", basePath, widgetset) + setTimeout(function() { + if (!isWidgetsetLoaded(widgetset)) { + alert("Failed to load the widgetset: " + url); + } + }, 15000); + + var url = basePath + widgetset + "/" + widgetset + ".nocache.js?" + new Date().getTime(); + + //document.write("<script type='text/javascript' src='"+url+"'></script>"); + + var scriptTag = document.createElement('script'); + scriptTag.setAttribute('type', 'text/javascript'); + scriptTag.setAttribute('src', url); + document.getElementsByTagName('head')[0].appendChild(scriptTag); + + widgetsetsRequested[widgetset] = true; + } + + window.vaadin = window.vaadin || { + setDefaults: function(d) { + if (defaults) { + throw "Defaults already defined"; + } + log("Got defaults", defaults) + defaults = d; + }, + initApplication: function(appId, config) { + if (apps[appId]) { + throw "Application " + appId + " already initialized"; + } + log("init application", appId, config); + var getConfig = function(name) { + var value = config[name]; + if (value === undefined) { + value = defaults[name]; + } + return value; + } + + var themeUri = getConfig('themeUri'); + if (themeUri) { + loadTheme(themeUri); + } + + var widgetsetBase = getConfig('widgetsetBase'); + var widgetset = getConfig('widgetset'); + if (widgetset && widgetsetBase) { + loadWidgetset(widgetsetBase, widgetset); + if (widgetsetApps[widgetset]) { + widgetsetApps[widgetset].push(appId); + } else { + widgetsetApps[widgetset] = [appId]; + } + } + + //Export public data + var app = { + 'getConfig': getConfig + }; + apps[appId] = app; + + return app; + }, + getApp: function(appId) { + var app = apps[appId]; + return app; + }, + popWidgetsetApp: function(widgetset) { + if (widgetsetApps[widgetset]) { + return widgetsetApps[widgetset].pop(); + } else { + return null; + } + } + }; + + log('Vaadin bootstrap loaded'); +})();
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