add extjs 6.0.1 sources

[extjs.git] / extjs / packages / core / src / util / sizemonitor / Scroll.js

/**\r
 * @private\r
 */\r
Ext.define('Ext.util.sizemonitor.Scroll', {\r
\r
    extend: 'Ext.util.sizemonitor.Abstract',\r
\r
    getElementConfig: function() {\r
        return {\r
            reference: 'detectorsContainer',\r
            classList: [Ext.baseCSSPrefix + 'size-monitors', 'scroll'],\r
            children: [\r
                {\r
                    reference: 'expandMonitor',\r
                    className: 'expand'\r
                },\r
                {\r
                    reference: 'shrinkMonitor',\r
                    className: 'shrink'\r
                }\r
            ]\r
        };\r
    },\r
\r
    constructor: function(config) {\r
        this.onScroll = Ext.Function.bind(this.onScroll, this);\r
\r
        this.callParent(arguments);\r
    },\r
\r
    bindListeners: function(bind) {\r
        var method = bind ? 'addEventListener' : 'removeEventListener';\r
\r
        this.expandMonitor[method]('scroll', this.onScroll, true);\r
        this.shrinkMonitor[method]('scroll', this.onScroll, true);\r
    },\r
\r
    forceRefresh: function() {\r
        Ext.TaskQueue.requestRead('refresh', this, [true]);\r
    },\r
\r
    onScroll: function() {\r
        Ext.TaskQueue.requestRead('refresh', this);\r
    },\r
\r
    refreshMonitors: function() {\r
        var expandMonitor = this.expandMonitor,\r
            shrinkMonitor = this.shrinkMonitor,\r
            end = 1000000;\r
\r
        if (expandMonitor && !expandMonitor.destroyed) {\r
            expandMonitor.scrollLeft = end;\r
            expandMonitor.scrollTop = end;\r
        }\r
\r
        if (shrinkMonitor && !shrinkMonitor.destroyed) {\r
            shrinkMonitor.scrollLeft = end;\r
            shrinkMonitor.scrollTop = end;\r
        }\r
    }\r
});\r