mirror of
https://github.com/UnickSoft/graphonline.git
synced 2026-06-16 22:01:00 +00:00
first commit
This commit is contained in:
/usr/bin/nano
+336
@@ -0,0 +1,336 @@
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(function() {
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var exports = this;
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var IcePluginManager = function(ice_instance) {
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this.plugins = {},
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this.pluginConstructors = {},
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this.keyPressListeners = {},
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this.activePlugin = null,
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this.pluginSets = {},
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this.activePluginSet = null,
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this._ice = ice_instance;
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};
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IcePluginManager.prototype = {
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getPluginNames: function() {
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var plugins = [];
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for (var name in this.plugins) {
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plugins.push(name);
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}
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return plugins;
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},
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addPluginObject: function(pluginName, pluginObj) {
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this.plugins[pluginName] = pluginObj;
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},
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addPlugin: function(name, pluginConstructor) {
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if (typeof pluginConstructor !== 'function') {
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throw Error('IcePluginException: plugin must be a constructor function');
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}
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if (ice.dom.isset(this.pluginConstructors[name]) === false) {
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this.pluginConstructors[name] = pluginConstructor;
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}
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},
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loadPlugins: function(plugins, callback) {
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if (plugins.length === 0) {
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callback.call(this);
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} else {
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var plugin = plugins.shift();
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if (typeof plugin === 'object') {
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plugin = plugin.name;
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}
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if (ice.dom.isset(ice._plugin[plugin]) === true) {
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this.addPlugin(plugin, ice._plugin[plugin]);
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this.loadPlugins(plugins, callback);
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} else {
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throw new Error('plugin was not included in the page: ' + plugin);
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}
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}
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},
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_enableSet: function(name) {
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this.activePluginSet = name;
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var pSetLen = this.pluginSets[name].length;
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for (var i = 0; i < pSetLen; i++) {
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var plugin = this.pluginSets[name][i];
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var pluginName = '';
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if (typeof plugin === 'object') {
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pluginName = plugin.name;
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} else {
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pluginName = plugin;
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}
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var pluginConstructor = this.pluginConstructors[pluginName];
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if (pluginConstructor) {
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var pluginObj = new pluginConstructor(this._ice);
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this.plugins[pluginName] = pluginObj;
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if (ice.dom.isset(plugin.settings) === true) {
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pluginObj.setSettings(plugin.settings);
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}
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pluginObj.start();
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}
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}
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},
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setActivePlugin: function(name) {
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this.activePlugin = name;
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},
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getActivePlugin: function() {
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return this.activePlugin;
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},
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_getPluginName: function(pluginConstructor) {
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var fn = pluginConstructor.toString();
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var start = 'function '.length;
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var name = fn.substr(start, (fn.indexOf('(') - start));
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return name;
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},
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/**
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* Removes specified plugin.
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*/
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removePlugin: function(plugin) {
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if (this.plugins[plugin]) {
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// Call the remove fn of the plugin incase it needs to do cleanup.
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this.plugins[plugin].remove();
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}
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},
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/**
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* Returns the plugin object for specified plugin name.
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*/
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getPlugin: function(name) {
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return this.plugins[name];
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},
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/**
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* Add a new set of plugins.
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*/
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usePlugins: function(name, plugins, callback) {
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var self = this;
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if (ice.dom.isset(plugins) === true) {
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this.pluginSets[name] = plugins;
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} else {
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this.pluginSets[name] = [];
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}
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var clone = this.pluginSets[name].concat([]);
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this.loadPlugins(clone, function() {
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self._enableSet(name);
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if(callback) callback.call(this);
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});
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},
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disablePlugin: function(name) {
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this.plugins[name].disable();
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},
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isPluginElement: function(element) {
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for (var i in this.plugins) {
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if (this.plugins[i].isPluginElement) {
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if (this.plugins[i].isPluginElement(element) === true) {
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return true;
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}
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}
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}
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return false;
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},
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fireKeyPressed: function(e) {
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if (this._fireKeyPressFns(e, 'all_keys') === false) {
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return false;
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}
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var eKeys = [];
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if (e.ctrlKey === true || e.metaKey === true) {
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eKeys.push('ctrl');
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}
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if (e.shiftKey === true) {
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eKeys.push('shift');
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}
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if (e.altKey === true) {
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eKeys.push('alt');
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}
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switch (e.keyCode) {
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case 13:
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eKeys.push('enter');
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break;
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case ice.dom.DOM_VK_LEFT:
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eKeys.push('left');
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break;
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case ice.dom.DOM_VK_RIGHT:
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eKeys.push('right');
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break;
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case ice.dom.DOM_VK_UP:
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eKeys.push('up');
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break;
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case ice.dom.DOM_VK_DOWN:
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eKeys.push('down');
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break;
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case 9:
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eKeys.push('tab');
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break;
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case ice.dom.DOM_VK_DELETE:
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eKeys.push('delete');
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break;
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default:
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var code;
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if (e.keyCode) {
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code = e.keyCode;
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} else if (e.which) {
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code = e.which;
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}
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// Other characters (a-z0-9..).
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if (code) {
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eKeys.push(String.fromCharCode(code).toLowerCase());
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}
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break;
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}//end switch
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var eKeysStr = eKeys.sort().join('+');
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return this._fireKeyPressFns(e, eKeysStr);
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},
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_fireKeyPressFns: function(e, eKeysStr) {
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if (this.keyPressListeners[eKeysStr]) {
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var ln = this.keyPressListeners[eKeysStr].length;
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for (var i = 0; i < ln; i++) {
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var listener = this.keyPressListeners[eKeysStr][i];
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var eventFn = listener.fn;
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var plugin = listener.plugin;
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var data = listener.data;
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if (eventFn) {
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if (ice.dom.isFn(eventFn) === true) {
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if (eventFn.call(plugin, e, data) === true) {
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ice.dom.preventDefault(e);
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return false;
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}
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} else if (plugin[eventFn] && plugin[eventFn].call(plugin, e, data) === true) {
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ice.dom.preventDefault(e);
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return false;
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}
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}
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}
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}
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return true;
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},
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fireSelectionChanged: function(range) {
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for (var i in this.plugins) {
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this.plugins[i].selectionChanged(range);
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}
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},
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fireNodeInserted: function(node, range) {
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for (var i in this.plugins) {
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if (this.plugins[i].nodeInserted(node, range) === false) {
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return false;
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}
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}
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},
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fireNodeCreated: function(node, option) {
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for (var i in this.plugins) {
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if (this.plugins[i].nodeCreated(node, option) === false) {
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return false;
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}
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}
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},
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fireCaretPositioned: function() {
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for (var i in this.plugins) {
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this.plugins[i].caretPositioned()
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}
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},
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fireClicked: function(e) {
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var val = true;
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for (var i in this.plugins) {
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if (this.plugins[i].clicked(e) === false) {
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val = false;
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}
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}
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return val;
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},
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fireMouseDown: function(e) {
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var val = true;
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for (var i in this.plugins) {
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if (this.plugins[i].mouseDown(e) === false) {
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val = false;
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}
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}
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return val;
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},
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fireKeyDown: function(e) {
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var val = true;
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for (var i in this.plugins) {
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if (this.plugins[i].keyDown(e) === false) {
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val = false;
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}
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}
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return val;
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},
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fireKeyPress: function(e) {
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var val = true;
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for (var i in this.plugins) {
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if (this.plugins[i].keyPress(e) === false) {
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val = false;
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}
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}
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return val;
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},
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fireEnabled: function(enabled) {
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for (var i in this.plugins) {
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this.plugins[i].setEnabled(enabled);
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}
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},
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fireDisabled: function(disabled) {
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for (var i in this.plugins) {
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this.plugins[i].setDisabled(disabled);
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}
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},
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fireCaretUpdated: function() {
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for (var i in this.plugins) {
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if (this.plugins[i].caretUpdated) {
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this.plugins[i].caretUpdated();
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}
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}
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}
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};
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exports._plugin = {};
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exports.IcePluginManager = IcePluginManager;
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}).call(this.ice);
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