Devexpress中Gridcontrol查找分组 ,具体代码如下所述:
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
|
private void button1_Click( object sender, EventArgs e) { DataTable dt = new DataTable(); dt.Columns.Add( "Group" ); dt.Columns.Add( "idex" ); dt.Columns.Add( "name" ); for ( int i = 0; i < 5; i++) { DataRow dr = dt.NewRow(); dr[ "Group" ] = "<5" ; dr[ "idex" ] = i.ToString(); dr[ "name" ] = "姓名" + i.ToString(); dt.Rows.Add(dr); } for ( int i = 5; i <= 10; i++) { DataRow dr = dt.NewRow(); dr[ "Group" ] = "(5,10]" ; dr[ "idex" ] = i.ToString(); dr[ "name" ] = "姓名" + i.ToString(); dt.Rows.Add(dr); } for ( int i = 10; i <= 15; i++) { DataRow dr = dt.NewRow(); dr[ "Group" ] = "(10,15]" ; dr[ "idex" ] = i.ToString(); dr[ "name" ] = "姓名" + i.ToString(); dt.Rows.Add(dr); } gridColumnNumber.FieldName = "idex" ; gridColumnName.FieldName = "name" ; gridColumnGroup.FieldName = "Group" ; gridColumnGroup.GroupIndex = 0; gdc.DataSource = dt; gdv.ExpandAllGroups(); for ( int i = -1; gdv.IsGroupRow(i); i--) { DataRow dr = gdv.GetDataRow(gdv.GetDataRowHandleByGroupRowHandle(i)); if (dr == null ) return ; if (dr[ "Group" ].ToString() == "(5,10]" ) { gdv.CollapseAllGroups(); gdv.FocusedRowHandle = i; gdv.SetRowExpanded(i, true ); return ; } } } |
总结
以上所述是小编给的大家介绍的Devexpress中Gridcontrol查找分组 ,希望对大家有所帮助,如果大家有任何疑问欢迎给我留言,小编会及时回复大家的!
原文链接:https://www.cnblogs.com/LikeHeart/archive/2018/08/04/9293724.html