首页 > 代码库 > Ext如何动态添加一行组件

Ext如何动态添加一行组件

用的column布局,点击一个按钮能添加一行组件,如文本框,有下拉框等。

如:

效果:

实现方法如下:

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
/*!
 * Ext JS Library 3.4.0
 * Copyright(c) 2006-2011 Sencha Inc.
 * licensing@sencha.com
 * http://www.sencha.com/license
 */
Ext.onReady(function(){
                      // 添加按钮
    var newDept_action = new Ext.Action({
        cls: ‘x-btn-text-icon bmenu‘,
        icon: ‘icon-add‘,
        text: ‘添加新的部门(新的一行)‘,
        handler: function(){
            id = id + 1;
             
            //添加新的fieldSet
            var org_fieldSet = new Ext.Panel({           
                //column布局控件开始               
                id: ‘org_fieldSet_‘ + id,
                layout: ‘column‘,
                border: false,
                items: [//组件开始
                {
                    columnWidth: .2,
                    layout: ‘form‘,
                    border: false,
                    items: [{
                        //为空
                        blankText: ‘组织名称不能为空‘,
                        emptyText: ‘‘,
                        editable: false,
                        triggerAction: ‘all‘,
                        allowBlank: false,
                        //为空                       
                        xtype: ‘textfield‘,
                        fieldLabel: ‘组织名称‘,
                        id: ‘org_field_orgName_‘ + id,
                        name: ‘org_field_orgName_‘ + id,
                        anchor: ‘90%‘
                     
                    }]
                } //组件结束
, //组件开始
                {
                    columnWidth: .2,
                    layout: ‘form‘,
                    border: false,
                    items: [{
                        //为空
                        blankText: ‘上级部门不能为空‘,
                        emptyText: ‘‘,
                         
                         
                        editable: false,
                        triggerAction: ‘all‘,
                        allowBlank: false,
                        //为空
                         
                        xtype: ‘textfield‘,
                        fieldLabel: ‘上级部门‘,
                        id: ‘org_field_orgParent_‘ + id,
                         
                        anchor: ‘90%‘
                     
                     
                    }]
                } //组件结束
, //按钮开始
                {
                    columnWidth: .2,
                    layout: ‘form‘,
                    border: false,
                    items: [{
                     
                        xtype: ‘button‘,
                        text: ‘选择上级部门‘,
                        scope: this,
                        handler: function(){
                         
                         
                         
                         
                        }
                    }]
                } //按钮结束
, //组件开始
                {
                 
                 
                    columnWidth: .2,
                    layout: ‘form‘,
                    border: false,
                    items: [{
                        //为空
                        blankText: ‘上级部门不能为空‘,
                        emptyText: ‘‘,
                         
                         
                        editable: false,
                        triggerAction: ‘all‘,
                        allowBlank: false,
                        //为空
                        //xtype: ‘hidden‘,
                        xtype: ‘textfield‘,
                        fieldLabel: ‘本部门ID‘,
                         
                        value: ‘org_field_orgId_‘ + id,
                        anchor: ‘90%‘
                     
                     
                    }]
                } //组件结束
, //按钮开始
                {
                    columnWidth: .2,
                    layout: ‘form‘,
                    border: false,
                    items: [{
                     
                        xtype: ‘button‘,
                        text: ‘删除‘,
                        value: id,
                        scope: this,
                         
                         
                        handler: function(obj){
                            var del_id = obj.value;
                            //var field_1 = Ext.getCmp(‘org_field_orgName_‘ + del_id);
                            var fieldSet_1 = Ext.getCmp(‘org_fieldSet_‘ + del_id);
                            //删除一行
                            simple.remove(fieldSet_1, true);
                             
                        }
                    }]
                } //按钮结束
]
             
                //column布局控件结束
            });
            //添加fieldSet
            simple.add(org_fieldSet);
            //重新剧新
            simple.doLayout();
             
        },
        iconCls: ‘blist‘
    });
  var first_Org_fieldSet = new Ext.Panel({
     
        //column布局控件开始
         
        id: ‘org_fieldSet_‘ + id,
        layout: ‘column‘,
        border: false,
        items: [//组件开始
        {
            columnWidth: .2,
            layout: ‘form‘,
            border: false,
            items: [{
                //为空
                blankText: ‘组织名称不能为空‘,
                emptyText: ‘‘,
                 
                 
                editable: false,
                triggerAction: ‘all‘,
                allowBlank: false,
                //为空
                 
                xtype: ‘textfield‘,
                fieldLabel: ‘组织名称‘,
                id: ‘org_field_orgName_‘ + id,
                name: ‘org_field_orgName_‘ + id,
                anchor: ‘90%‘
             
            }]
        } //组件结束
, //组件开始
        {
            columnWidth: .2,
            layout: ‘form‘,
            border: false,
            items: [{
                //为空
                blankText: ‘上级部门不能为空‘,
                emptyText: ‘‘,
                 
                 
                editable: false,
                triggerAction: ‘all‘,
                allowBlank: false,
                //为空
                 
                xtype: ‘textfield‘,
                fieldLabel: ‘上级部门‘,
                id: ‘org_field_orgParent_‘ + id,
                 
                anchor: ‘90%‘
             
             
            }]
        } //组件结束
, //按钮开始
        {
            columnWidth: .2,
            layout: ‘form‘,
            border: false,
            items: [{
             
                xtype: ‘button‘,
                text: ‘选择上级部门‘,
                scope: this,
                handler: function(){
                 
                 
                 
                 
                }
            }]
        } //按钮结束
, //组件开始
        {
         
         
            columnWidth: .2,
            layout: ‘form‘,
            border: false,
            items: [{
                //为空
                blankText: ‘上级部门不能为空‘,
                emptyText: ‘‘,
                 
                 
                editable: false,
                triggerAction: ‘all‘,
                allowBlank: false,
                //为空
                //xtype: ‘hidden‘,
                xtype: ‘textfield‘,
                fieldLabel: ‘本部门ID‘,
                 
                value: ‘org_field_orgId_‘ + id,
                anchor: ‘90%‘
             
             
            }]
        } //组件结束
, //按钮开始
        {
            columnWidth: .2,
            layout: ‘form‘,
            border: false,
            items: [{
             
                xtype: ‘button‘,
                text: ‘删除‘,
                value: id,
                scope: this,
                 
                 
                handler: function(obj){
                    var del_id = obj.value;
                    //var field_1 = Ext.getCmp(‘org_field_orgName_‘ + del_id);
                    var fieldSet_1 = Ext.getCmp(‘org_fieldSet_‘ + del_id);
                     
                     
                     
                    simple.remove(fieldSet_1, true);
                     
                     
                     
                }
            }]
        } //按钮结束
]
     
        //column布局控件结束
    });
  //定义表单
    var simple = new Ext.FormPanel({
        labelAlign: ‘left‘,
        title: ‘添加子部门‘,
        buttonAlign: ‘right‘,
        bodyStyle: ‘padding:5px‘,
        //width: 600,
        autoHeight: true,
        autoWidth: true,
        //
        frame: true,
        labelWidth: 80,
        // items: [ ]        ,
        buttons: [{
            text: ‘保存‘,
            type: ‘submit‘,
            //定义表单提交事件
            handler: function(){
             
             
                if (simple.form.isValid()) {//验证合法后使用加载进度条
                    Ext.MessageBox.show({
                        title: ‘请稍等‘,
                        msg: ‘正在加载...‘,
                        progressText: ‘‘,
                        width: 300,
                        progress: true,
                        closable: false,
                        animEl: ‘loding‘
                    });
                    //控制进度速度
                    var f = function(v){
                        return function(){
                            var i = v / 11;
                            Ext.MessageBox.updateProgress(i, ‘‘);
                        };
                    };
                     
                    for (var i = 1; i < 13; i++) {
                        setTimeout(f(i), i * 150);
                    }
                     
                    //提交到服务器操作
                    simple.form.doAction(‘submit‘, {
                        url: newSaveOrgFrameUrl,//文件路径
                        method: ‘post‘,//提交方法post或get
                        params: ‘‘,
                        //提交成功的回调函数
                        success: function(form, action){
                            if (action.result.msg == ‘ok‘) {
                             
                             
                             
                                Ext.MessageBox.show({
                                    title: ‘系统提示信息‘,
                                    msg: ‘添加成功!‘,
                                    buttons: Ext.MessageBox.OK,
                                    icon: Ext.MessageBox.INFO,
                                    fn: function(btn, text){
                                     
                                     
                                     
                                    }
                                });
                            }
                            else {
                                Ext.Msg.alert(‘添加错误‘, action.result.msg);
                            }
                        },
                        //提交失败的回调函数
                        failure: function(){
                            Ext.Msg.alert(‘错误‘, ‘服务器出现错误请稍后再试!‘);
                        }
                    });
                }
            }
        }, {
            text: ‘重置‘,
            handler: function(){
                simple.form.reset();
            }//重置表单
        }, {
            text: ‘取消‘,
            handler: function(){
                win.close();
            }//重置表单
        }]
    });
    //添加第一个fieldSet
    simple.add(first_Org_fieldSet);
   //菜单面板
    var panel = new Ext.Panel({
        bodyStyle: ‘width:100%‘,
        autoWidth: true,
        autoHeight: true,
        //autoScroll: true,
        renderTo: Ext.getBody(),
        //
         
        title: ‘‘,
        bodyStyle: ‘padding:10px;‘,
        tbar: [{
            xtype: ‘tbseparator‘
        }, newDept_action, { // <-- Add the action directly to a toolbar
            xtype: ‘tbseparator‘
        }],
        items: [simple]
     
    });
     
   // return panel;
     simple.render(document.body);
  
});

  最后要感谢熊熊之家的博客:http://hi.baidu.com/freshman0502/blog/item/dba3a1d3742d13d8a9ec9ae7.html