DTCloud列表视图扩展一个button

1、extend_tree_button.js
弹出提示语方法：
效果：

self.displayNotification({title:'操作提示', message: '请先选择数据', type: 'danger' });

dtcloud.define('talent_map.tree_view_button', function (require) {
    "use strict";
    var core = require('web.core');
    var ListController = require('web.ListController');
    var ListView = require('web.ListView');
    var viewRegistry = require('web.view_registry');
 
    var qweb = core.qweb;
 
    var AddListViewController = ListController.extend({
        buttons_template: 'AddsListView.buttons',
        /**
         * Extends the renderButtons function of ListView by adding an event listener
         * on the bill upload button.
         *
         * @override
         */
        renderButtons: function () {
            this._super.apply(this, arguments); // Possibly sets this.$buttons
            if (this.$buttons) {
                var self = this;
                this.$buttons.on('click', '.o_button_add_tree_btn', function () {
                    var actived_ids = [];
                    var select_value = $('tbody .o_list_record_selector input');
                    var state = self.model.get(self.handle, {raw: true});                    //这里是获取列表中选中的record
                    for (var i=0;i<select_value.length;i++){
                        if (select_value[i].checked===true){
                           actived_ids.push(state.res_ids[i]);
                        }
                    }
                    if (actived_ids.length){
                        self.do_action({
                            type: 'ir.actions.act_window',
                            res_model: 'talent.blacklist.library.wizard',//向导模型
                            target: 'new',
                            views: [[false, 'form']],
                            context: {active_ids:actived_ids,operator_type:'remove',default_operator_type:'remove'},
                        });
                    }else{
                       self.displayNotification({title:'操作提示', message: '请先选择数据', type: 'danger' });
                    }
                });
            }
        }
    });
 
    //注册你的插件
    var AddsListView = ListView.extend({
        config: _.extend({}, ListView.prototype.config, {
            Controller: AddListViewController,
        }),
    });
 
    viewRegistry.add('add_buttons_tree', AddsListView);
});