EXTJS 带文字和图标的action column

EXTJS 5的ACTION COLUMN好像没有文字的，所以自已改了一小点原来的代码。湊和起用吧，只能说。

/**
 * 带文字和图标的action column
 *
 *
 * @author <a href='mailto:[email protected]'>xiaomingyang</a> 2016-01-19，17:08
 * @version v0.1
 */
Ext.define('Ext.grid.column.ActionText', {
    extend: 'Ext.grid.column.Column',
    alias: [
        'widget.actionTextcolumn'
    ],
    xtype : 'actionTextColumn',
    alternateClassName: 'Ext.grid.ActionTextColumn',
    stopSelection: true,
    actionIdRe: new RegExp(Ext.baseCSSPrefix + 'action-col-(\\d+)'),
    altText: '',
    menuText: '<i>操作</i>',
    sortable: false,
    innerCls: Ext.baseCSSPrefix + 'grid-cell-inner-actiontext-col',
    actionIconCls: Ext.baseCSSPrefix + 'action-col-icon',
    constructor: function(config) {
        var me = this,
            cfg = Ext.apply({}, config),

            items = cfg.items || me.items || [
                    me
                ],
            hasGetClass, i, len;
        me.origRenderer = cfg.renderer || me.renderer;
        me.origScope = cfg.scope || me.scope;
        me.renderer = me.scope = cfg.renderer = cfg.scope = null;

        cfg.items = null;
        me.callParent([
            cfg
        ]);

        me.items = items;
        for (i = 0 , len = items.length; i < len; ++i) {
            if (items[i].getClass) {
                hasGetClass = true;
                break;
            }
        }
        if (me.origRenderer || hasGetClass) {
            me.hasCustomRenderer = true;
        }
    },

    initComponent: function() {
        var me = this;
        me.callParent();
        if (me.sortable && !me.dataIndex) {
            me.sortable = false;
        }
    },

    defaultRenderer: function(v, cellValues, record, rowIdx, colIdx, store, view) {
        var me = this,
            prefix = Ext.baseCSSPrefix,
            scope = me.origScope || me,
            items = me.items,
            len = items.length,
            i = 0,
            j = 0,
            item, ret, disabled, tooltip;

        ret = Ext.isFunction(me.origRenderer) ? me.origRenderer.apply(scope, arguments) || '' : '';
        cellValues.tdCls += ' ' + Ext.baseCSSPrefix + 'action-col-cell';
        for (; i < len; i++) {
            item = items[i];
            disabled = item.disabled || (item.isDisabled ? item.isDisabled.call(item.scope || scope, view, rowIdx, colIdx, item, record) : false);
            tooltip = disabled ? null : (item.tooltip || (item.getTip ? item.getTip.apply(item.scope || scope, arguments) : null));

            if (!item.hasActionConfiguration) {

                item.stopSelection = me.stopSelection;
                item.disable = Ext.Function.bind(me.disableAction, me, [
                    i
                ], 0);
                item.enable = Ext.Function.bind(me.enableAction, me, [
                    i
                ], 0);
                item.hasActionConfiguration = true;
            }
            //ret += '<img role="button" alt="' + (item.altText || me.altText) + '" src="' + (item.icon || Ext.BLANK_IMAGE_URL) + '" class="' + me.actionIconCls + ' ' + prefix + 'action-col-' + String(i) + ' ' + (disabled ? prefix + 'item-disabled' : ' ') + (Ext.isFunction(item.getClass) ? item.getClass.apply(item.scope || scope, arguments) : (item.iconCls || me.iconCls || '')) + '"' + (tooltip ? ' data-qtip="' + tooltip + '"' : '') + ' />';
            var spacesStr = '';
            if (item.spaces) {
                for (var si = 0; si < item.spaces; si++) {
                    spacesStr += '&nbsp';
                }
            }
            var iconStr =  '<div style="float:left;"><a href="#" class="x-action-col-' + String(j)  + '"><img role="button" alt="' + (item.altText || me.altText) + '" src="' + (item.icon || Ext.BLANK_IMAGE_URL) + '" class="' + me.actionIconCls + ' ' + prefix + 'action-col-' + String(i) + ' ' + (disabled ? prefix + 'item-disabled' : ' ') + (Ext.isFunction(item.getClass) ? item.getClass.apply(item.scope || scope, arguments) : (item.iconCls || me.iconCls || '')) + '"' + (tooltip ? ' data-qtip="' + tooltip + '"' : '') + ' />' + item.showText + '</a>' + spacesStr + '</div>';
            ret += iconStr;
            j++;
        }
        return ret;
    },

    updater: function(cell, value, record, view, dataSource) {
        var cellValues = {};
        cell.firstChild.innerHTML = this.defaultRenderer(value, cellValues, record, null, null, dataSource, view);
        Ext.fly(cell).addCls(cellValues.tdCls);
    },

    enableAction: function(index, silent) {
        var me = this;
        if (!index) {
            index = 0;
        } else if (!Ext.isNumber(index)) {
            index = Ext.Array.indexOf(me.items, index);
        }
        me.items[index].disabled = false;
        me.up('tablepanel').el.select('.' + Ext.baseCSSPrefix + 'action-col-' + index).removeCls(me.disabledCls);
        if (!silent) {
            me.fireEvent('enable', me);
        }
    },

    disableAction: function(index, silent) {
        var me = this;
        if (!index) {
            index = 0;
        } else if (!Ext.isNumber(index)) {
            index = Ext.Array.indexOf(me.items, index);
        }
        me.items[index].disabled = true;
        me.up('tablepanel').el.select('.' + Ext.baseCSSPrefix + 'action-col-' + index).addCls(me.disabledCls);
        if (!silent) {
            me.fireEvent('disable', me);
        }
    },
    beforeDestroy: function() {


        this.renderer = this.items = null;
        return this.callParent(arguments);
    },

    processEvent: function(type, view, cell, recordIndex, cellIndex, e, record, row) {
        var me = this,
            target = e.getTarget(),
            key = type === 'keydown' && e.getKey(),
            match, item, disabled;
        if (key && !Ext.fly(target).findParent(view.getCellSelector())) {
            target = Ext.fly(cell).down('.' + Ext.baseCSSPrefix + 'action-col-icon', true);
        }
        if (target && (match = target.className.match(me.actionIdRe))) {
            item = me.items[parseInt(match[1], 10)];
            disabled = item.disabled || (item.isDisabled ? item.isDisabled.call(item.scope || me.origScope || me, view, recordIndex, cellIndex, item, record) : false);
            if (item && !disabled) {

                if (type === 'mousedown') {
                    if (item.stopSelection) {
                        e.preventDefault();
                    }
                    return false;
                }
                if (type === 'click' || (key === e.ENTER || key === e.SPACE)) {
                    Ext.callback(item.handler || me.handler, item.scope || me.origScope, [
                        view,
                        recordIndex,
                        cellIndex,
                        item,
                        e,
                        record,
                        row
                    ], undefined, me);


                    if (item.stopSelection !== false) {
                        return false;
                    }
                }
            }
        }
        return me.callParent(arguments);
    },
    cascade: function(fn, scope) {
        fn.call(scope || this, this);
    },

    getRefItems: function() {
        return [];
    },
    privates: {
        getFocusables: function() {


            return [];
        }
    }
});

 用例代码：

{
                xtype:'actionTextColumn',
                text : '操作',
                flex : 2,
                items: [{
                    iconCls : 'ext-grid-column-actionColumn-iconEdit',
                    showText : '修改',
                    tooltip : '修改角色',
                    spaces : 3,
                    handler: function(grid, rowIndex, colIndex, item,  e, record) {
                        var rec = grid.getStore().getAt(rowIndex);
                        _this._editRoleItem(rec);
                    }
                }, {
                    iconCls : 'ext-grid-column-actionColumn-iconView',
                    showText : '查看',
                    tooltip : '查看角色',
                    spaces : 3,
                    handler: function(grid, rowIndex, colIndex, item,  e, record) {
                        var rec = grid.getStore().getAt(rowIndex);
                        _this._viewRoleItem(rec);
                    }
                }, {
                    iconCls : 'ext-grid-column-actionColumn-iconDelete',
                    showText : '删除',
                    tooltip : '删除角色',
                    handler: function(grid, rowIndex, colIndex, item,  e, record) {
                        var rec = grid.getStore().getAt(rowIndex);
                        _this._deleteRoleItem(rec);
                    }
                }]
            }