crop-monitor/assets/components/gatewaymanager/js/mgr/combos.js

/**
 * Context list combobox
 */
GatewayManager.combo.ContextList = function(config) {
    config = config || {};
    Ext.applyIf(config, {
        name: 'context'
		,hiddenName: 'context'
		,displayField: 'key'
		,valueField: 'key'
		,fields: ['key']
		,forceSelection: true
		,typeAhead: true
		,editable: true
		,allowBlank: false
		,autocomplete: true
		,url: GatewayManager.config.connectorUrl
		,baseParams: {
            action: 'mgr/contexts/getList'
			,combo: true
        }
    });
	
    GatewayManager.combo.ContextList.superclass.constructor.call(this, config);
};

Ext.extend(GatewayManager.combo.ContextList, MODx.combo.ComboBox);
Ext.reg('gatewaymanager-combo-contextlist', GatewayManager.combo.ContextList);

/**
 * Resources autocompleter combobox
 */
GatewayManager.combo.ResourcesList = function(config) {
    config = config || {};
    Ext.applyIf(config, {
        name: 'sitestart'
        ,hiddenName: 'sitestart'
        ,displayField: 'pagetitle'
        ,valueField: 'id'
        ,fields: ['id','pagetitle']
        ,forceSelection: true
        ,typeAhead: true
        ,editable: true
        ,allowBlank: true
        ,autocomplete: true
        ,queryParam: 'query'
        ,url: GatewayManager.config.connectorUrl
        ,baseParams: {
            action: 'mgr/resources/getList'
            ,combo: true
        }
    });
	
    GatewayManager.combo.ResourcesList.superclass.constructor.call(this, config);
};

Ext.extend(GatewayManager.combo.ResourcesList, MODx.combo.ComboBox);
Ext.reg('gatewaymanager-combo-resourceslist', GatewayManager.combo.ResourcesList);