User editable dashboards... implementation in progress

git-svn-id: http://svn.code.sf.net/p/itop/code/trunk@1997 a333f486-631f-4898-b8df-5754b55c2be0

js/dashlet.js

@@ -0,0 +1,79 @@
+// jQuery UI style "widget" for editing an iTop "dashlet"
+$(function()
+{
+	// the widget definition, where "itop" is the namespace,
+	// "dashlet" the widget name
+	$.widget( "itop.dashlet",
+	{
+		// default options
+		options:
+		{
+			dashlet_id: '',
+			dashlet_class: ''
+		},
+	
+		// the constructor
+		_create: function()
+		{
+			var me = this; 
+
+			this.element
+			.addClass('itop-dashlet')
+			.bind('click.itop-dashlet', function(event) { me._on_click(event); } );
+		},
+	
+		// called when created, and later when changing options
+		_refresh: function()
+		{
+		},
+		// events bound via _bind are removed automatically
+		// revert other modifications here
+		destroy: function()
+		{
+			this.element
+			.removeClass('itop-dashlet')
+			.unbind('click.itop-dashlet');
+
+			// call the original destroy method since we overwrote it
+			$.Widget.prototype.destroy.call( this );			
+		},
+		// _setOptions is called with a hash of all options that are changing
+		_setOptions: function()
+		{
+			// in 1.9 would use _superApply
+			$.Widget.prototype._setOptions.apply( this, arguments );
+		},
+		// _setOption is called for each individual option that is changing
+		_setOption: function( key, value )
+		{
+			// in 1.9 would use _super
+			$.Widget.prototype._setOption.call( this, key, value );
+		},
+		_select: function()
+		{
+			this.element.addClass('dashlet-selected');
+			$('#event_bus').trigger('dashlet-selected', {'dashlet_id': this.options.dashlet_id, 'dashlet_class': this.options.dashlet_class})
+		},
+		_deselect: function()
+		{
+			this.element.removeClass('dashlet-selected');			
+		},
+		_on_click: function(event)
+		{
+			var sCurrentId = this.element.attr('id');
+			
+			$(':itop-dashlet').each(function(){
+				var sId = $(this).attr('id');
+				var oWidget = $(this).data('dashlet');
+				if (oWidget)
+				{
+					if (sCurrentId != sId)
+					{
+						oWidget._deselect();
+					}
+				}
+			});
+			this._select();
+		}
+	});	
+});