wangtao
/
fireInternet


			
				
					
						
						
							123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188
							<!DOCTYPE html>
<html>
<head>
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
  <title>The source code</title>
  <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
  <script type="text/javascript" src="../resources/prettify/prettify.js"></script>
  <style type="text/css">
    .highlight { display: block; background-color: #ddd; }
  </style>
  <script type="text/javascript">
    function highlight() {
      document.getElementById(location.hash.replace(/#/, "")).className = "highlight";
    }
  </script>
</head>
<body onload="prettyPrint(); highlight();">
  <pre class="prettyprint lang-js"><span id='Ext-grid-LockingView'>/**
</span> * This class is used internally to provide a single interface when using
 * a locking grid. Internally, the locking grid creates two separate grids,
 * so this class is used to map calls appropriately.
 * @private
 */
Ext.define('Ext.grid.LockingView', {

    mixins: {
        observable: 'Ext.util.Observable'
    },

    eventRelayRe: /^(beforeitem|beforecontainer|item|container|cell)/,

    constructor: function(config){
        var me = this,
            eventNames = [],
            eventRe = me.eventRelayRe,
            locked = config.locked.getView(),
            normal = config.normal.getView(),
            events,
            event;

        Ext.apply(me, {
            lockedView: locked,
            normalView: normal,
            lockedGrid: config.locked,
            normalGrid: config.normal,
            panel: config.panel
        });
        me.mixins.observable.constructor.call(me, config);

        // relay events
        events = locked.events;
        for (event in events) {
            if (events.hasOwnProperty(event) &amp;&amp; eventRe.test(event)) {
                eventNames.push(event);
            }
        }
        me.relayEvents(locked, eventNames);
        me.relayEvents(normal, eventNames);

        normal.on({
            scope: me,
            itemmouseleave: me.onItemMouseLeave,
            itemmouseenter: me.onItemMouseEnter
        });

        locked.on({
            scope: me,
            itemmouseleave: me.onItemMouseLeave,
            itemmouseenter: me.onItemMouseEnter
        });
    },

    getGridColumns: function() {
        var cols = this.lockedGrid.headerCt.getGridColumns();
        return cols.concat(this.normalGrid.headerCt.getGridColumns());
    },

    getEl: function(column){
        return this.getViewForColumn(column).getEl();
    },

    getViewForColumn: function(column) {
        var view = this.lockedView,
            inLocked;

        view.headerCt.cascade(function(col){
            if (col === column) {
                inLocked = true;
                return false;
            }
        });

        return inLocked ? view : this.normalView;
    },

    onItemMouseEnter: function(view, record){
        var me = this,
            locked = me.lockedView,
            other = me.normalView,
            item;

        if (view.trackOver) {
            if (view !== locked) {
                other = locked;
            }
            item = other.getNode(record);
            other.highlightItem(item);
        }
    },

    onItemMouseLeave: function(view, record){
        var me = this,
            locked = me.lockedView,
            other = me.normalView;

        if (view.trackOver) {
            if (view !== locked) {
                other = locked;
            }
            other.clearHighlight();
        }
    },

    relayFn: function(name, args){
        args = args || [];

        var view = this.lockedView;
        view[name].apply(view, args || []);
        view = this.normalView;
        view[name].apply(view, args || []);
    },

    getSelectionModel: function(){
        return this.panel.getSelectionModel();
    },

    getStore: function(){
        return this.panel.store;
    },

    getNode: function(nodeInfo){
        // default to the normal view
        return this.normalView.getNode(nodeInfo);
    },

    getCell: function(record, column){
        var view = this.getViewForColumn(column),
            row;

        row = view.getNode(record);
        return Ext.fly(row).down(column.getCellSelector());
    },

    getRecord: function(node){
        var result = this.lockedView.getRecord(node);
        if (!node) {
            result = this.normalView.getRecord(node);
        }
        return result;
    },

    addElListener: function(eventName, fn, scope){
        this.relayFn('addElListener', arguments);
    },

    refreshNode: function(){
        this.relayFn('refreshNode', arguments);
    },

    refresh: function(){
        this.relayFn('refresh', arguments);
    },

    bindStore: function(){
        this.relayFn('bindStore', arguments);
    },

    addRowCls: function(){
        this.relayFn('addRowCls', arguments);
    },

    removeRowCls: function(){
        this.relayFn('removeRowCls', arguments);
    }

});</pre>
</body>
</html>