[625] | 1 | /*! |
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| 2 | * Ext JS Library 3.0.0 |
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| 3 | * Copyright(c) 2006-2009 Ext JS, LLC |
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| 4 | * licensing@extjs.com |
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| 5 | * http://www.extjs.com/license |
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| 6 | */ |
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| 7 | FeedPanel = function() { |
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| 8 | FeedPanel.superclass.constructor.call(this, { |
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| 9 | id:'feed-tree', |
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| 10 | region:'west', |
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| 11 | title:'Feeds', |
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| 12 | split:true, |
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| 13 | width: 225, |
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| 14 | minSize: 175, |
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| 15 | maxSize: 400, |
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| 16 | collapsible: true, |
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| 17 | margins:'0 0 5 5', |
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| 18 | cmargins:'0 5 5 5', |
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| 19 | rootVisible:false, |
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| 20 | lines:false, |
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| 21 | autoScroll:true, |
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| 22 | root: new Ext.tree.TreeNode('My Feeds'), |
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| 23 | collapseFirst:false, |
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| 24 | tbar: [{ |
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| 25 | iconCls:'add-feed', |
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| 26 | text:'Add Feed', |
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| 27 | handler: this.showWindow, |
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| 28 | scope: this |
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| 29 | },{ |
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| 30 | id:'delete', |
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| 31 | iconCls:'delete-icon', |
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| 32 | text:'Remove', |
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| 33 | handler: function(){ |
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| 34 | var s = this.getSelectionModel().getSelectedNode(); |
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| 35 | if(s){ |
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| 36 | this.removeFeed(s.attributes.url); |
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| 37 | } |
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| 38 | }, |
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| 39 | scope: this |
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| 40 | }] |
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| 41 | }); |
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| 42 | |
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| 43 | this.feeds = this.root.appendChild( |
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| 44 | new Ext.tree.TreeNode({ |
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| 45 | text:'My Feeds', |
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| 46 | cls:'feeds-node', |
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| 47 | expanded:true |
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| 48 | }) |
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| 49 | ); |
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| 50 | |
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| 51 | this.getSelectionModel().on({ |
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| 52 | 'beforeselect' : function(sm, node){ |
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| 53 | return node.isLeaf(); |
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| 54 | }, |
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| 55 | 'selectionchange' : function(sm, node){ |
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| 56 | if(node){ |
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| 57 | this.fireEvent('feedselect', node.attributes); |
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| 58 | } |
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| 59 | this.getTopToolbar().items.get('delete').setDisabled(!node); |
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| 60 | }, |
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| 61 | scope:this |
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| 62 | }); |
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| 63 | |
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| 64 | this.addEvents({feedselect:true}); |
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| 65 | |
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| 66 | this.on('contextmenu', this.onContextMenu, this); |
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| 67 | }; |
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| 68 | |
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| 69 | Ext.extend(FeedPanel, Ext.tree.TreePanel, { |
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| 70 | |
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| 71 | onContextMenu : function(node, e){ |
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| 72 | if(!this.menu){ // create context menu on first right click |
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| 73 | this.menu = new Ext.menu.Menu({ |
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| 74 | id:'feeds-ctx', |
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| 75 | items: [{ |
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| 76 | id:'load', |
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| 77 | iconCls:'load-icon', |
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| 78 | text:'Load Feed', |
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| 79 | scope: this, |
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| 80 | handler:function(){ |
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| 81 | this.ctxNode.select(); |
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| 82 | } |
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| 83 | },{ |
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| 84 | text:'Remove', |
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| 85 | iconCls:'delete-icon', |
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| 86 | scope: this, |
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| 87 | handler:function(){ |
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| 88 | this.ctxNode.ui.removeClass('x-node-ctx'); |
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| 89 | this.removeFeed(this.ctxNode.attributes.url); |
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| 90 | this.ctxNode = null; |
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| 91 | } |
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| 92 | },'-',{ |
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| 93 | iconCls:'add-feed', |
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| 94 | text:'Add Feed', |
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| 95 | handler: this.showWindow, |
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| 96 | scope: this |
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| 97 | }] |
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| 98 | }); |
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| 99 | this.menu.on('hide', this.onContextHide, this); |
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| 100 | } |
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| 101 | if(this.ctxNode){ |
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| 102 | this.ctxNode.ui.removeClass('x-node-ctx'); |
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| 103 | this.ctxNode = null; |
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| 104 | } |
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| 105 | if(node.isLeaf()){ |
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| 106 | this.ctxNode = node; |
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| 107 | this.ctxNode.ui.addClass('x-node-ctx'); |
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| 108 | this.menu.items.get('load').setDisabled(node.isSelected()); |
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| 109 | this.menu.showAt(e.getXY()); |
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| 110 | } |
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| 111 | }, |
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| 112 | |
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| 113 | onContextHide : function(){ |
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| 114 | if(this.ctxNode){ |
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| 115 | this.ctxNode.ui.removeClass('x-node-ctx'); |
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| 116 | this.ctxNode = null; |
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| 117 | } |
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| 118 | }, |
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| 119 | |
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| 120 | showWindow : function(btn){ |
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| 121 | if(!this.win){ |
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| 122 | this.win = new FeedWindow(); |
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| 123 | this.win.on('validfeed', this.addFeed, this); |
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| 124 | } |
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| 125 | this.win.show(btn); |
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| 126 | }, |
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| 127 | |
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| 128 | selectFeed: function(url){ |
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| 129 | this.getNodeById(url).select(); |
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| 130 | }, |
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| 131 | |
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| 132 | removeFeed: function(url){ |
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| 133 | var node = this.getNodeById(url); |
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| 134 | if(node){ |
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| 135 | node.unselect(); |
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| 136 | Ext.fly(node.ui.elNode).ghost('l', { |
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| 137 | callback: node.remove, scope: node, duration: .4 |
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| 138 | }); |
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| 139 | } |
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| 140 | }, |
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| 141 | |
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| 142 | addFeed : function(attrs, inactive, preventAnim){ |
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| 143 | var exists = this.getNodeById(attrs.url); |
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| 144 | if(exists){ |
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| 145 | if(!inactive){ |
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| 146 | exists.select(); |
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| 147 | exists.ui.highlight(); |
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| 148 | } |
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| 149 | return; |
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| 150 | } |
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| 151 | Ext.apply(attrs, { |
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| 152 | iconCls: 'feed-icon', |
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| 153 | leaf:true, |
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| 154 | cls:'feed', |
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| 155 | id: attrs.url |
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| 156 | }); |
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| 157 | var node = new Ext.tree.TreeNode(attrs); |
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| 158 | this.feeds.appendChild(node); |
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| 159 | if(!inactive){ |
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| 160 | if(!preventAnim){ |
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| 161 | Ext.fly(node.ui.elNode).slideIn('l', { |
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| 162 | callback: node.select, scope: node, duration: .4 |
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| 163 | }); |
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| 164 | }else{ |
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| 165 | node.select(); |
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| 166 | } |
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| 167 | } |
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| 168 | return node; |
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| 169 | }, |
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| 170 | |
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| 171 | // prevent the default context menu when you miss the node |
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| 172 | afterRender : function(){ |
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| 173 | FeedPanel.superclass.afterRender.call(this); |
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| 174 | this.el.on('contextmenu', function(e){ |
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| 175 | e.preventDefault(); |
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| 176 | }); |
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| 177 | } |
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| 178 | }); |
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| 179 | |
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| 180 | Ext.reg('appfeedpanel', FeedPanel); |
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