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  • DevExpress GridControl使用方法总结

    一、如何解决单击记录整行选中的问题

    View->OptionsBehavior->EditorShowMode 设置为:Click

    二、如何新增一条记录

    (1)、gridView.AddNewRow()

    (2)、实现gridView_InitNewRow事件

    三、如何解决GridControl记录能获取而没有显示出来的问题

    gridView.populateColumns();

    四、如何让行只能选择而不能编辑(或编辑某一单元格)

    (1)、View->OptionsBehavior->EditorShowMode 设置为:Click

    (2)、View->OptionsBehavior->Editable 设置为:false

    五、如何禁用GridControl中单击列弹出右键菜单

    设置Run Design->OptionsMenu->EnableColumnMenu 设置为:false

    六、如何隐藏GridControl的GroupPanel表头

    设置Run Design->OptionsView->ShowGroupPanel 设置为:false

    七、如何禁用GridControl中列头的过滤器

    过滤器如下图所示:

    DevExpress GridControl使用方法总结

    设置 Run Design->OptionsCustomization->AllowFilter 设置为:false

    八、如何在查询得到0条记录时显示自定义的字符提示/显示

    如图所示:

    DevExpress GridControl使用方法总结

    方法如下:

    //When no Records Are Being Displayed
    private void gridView1_CustomDrawEmptyForeground(object sender, CustomDrawEventArgs e)
    {
         //方法一(此方法为GridView设置了数据源绑定时,可用) 
         ColumnView columnView = sender as ColumnView;
         BindingSource bindingSource = this.gridView1.DataSource as BindingSource;
         if(bindingSource.Count == 0)
         {
              string str = "没有查询到你所想要的数据!";
              Font f = new Font("宋体", 10, FontStyle.Bold);
              Rectangle r = new Rectangle(e.Bounds.Top + 5, e.Bounds.Left + 5, e.Bounds.Right - 5, e.Bounds.Height - 5);
              e.Graphics.DrawString(str, f, Brushes.Black, r);
         }
         //方法二(此方法为GridView没有设置数据源绑定时,使用,一般使用此种方法)  
         if (this._flag)
         {
              if (this.gridView1.RowCount == 0)
              {
                   string str = "没有查询到你所想要的数据!";
                   Font f = new Font("宋体", 10, FontStyle.Bold);
                   Rectangle r = new Rectangle(e.Bounds.Left + 5, e.Bounds.Top + 5, e.Bounds.Width - 5, e.Bounds.Height - 5);
                   e.Graphics.DrawString(str, f, Brushes.Black, r);
              }
         }
    }

    九、如何显示水平滚动条?

    设置this.gridView.OptionsView.ColumnAutoWidth = false;

    十、如何定位到第一条数据/记录?

    设置 this.gridView.MoveFirst()

    十一、如何定位到下一条数据/记录?

    设置 this.gridView.MoveNext()

    十二、如何定位到最后一条数据/记录? http://www.errorinfo.cn

    设置 this.gridView.MoveLast()

    十三、设置成一次选择一行,并且不能被编辑

    this.gridView1.FocusRectStyle = DevExpress.XtraGrid.Views.Grid.DrawFocusRectStyle.RowFocus;
    this.gridView1.OptionsBehavior.Editable = false;
    this.gridView1.OptionsSelection.EnableAppearanceFocusedCell = false;

    十四、如何显示行号?

    this.gridView1.IndicatorWidth = 40; 
    //显示行的序号 
    private void gridView1_CustomDrawRowIndicator(object sender, RowIndicatorCustomDrawEventArgs e)
    {
         if (e.Info.IsRowIndicator && e.RowHandle>=0)
         {
              e.Info.DisplayText = (e.RowHandle + 1).ToString();
         }
    }

    十五、如何让各列头禁止移动?

    设置gridView1.OptionsCustomization.AllowColumnMoving = false;

    十六、如何让各列头禁止排序?

    设置gridView1.OptionsCustomization.AllowSort = false;

    十七、如何禁止各列头改变列宽?

    设置gridView1.OptionsCustomization.AllowColumnResizing = false;

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  • 原文地址:https://www.cnblogs.com/duwamish/p/6737213.html
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