基本信息
源码名称:DevExpress控件GridControl全选功能以及DataGridView 全选源码下载
源码大小:0.38M
文件格式:.rar
开发语言:C#
更新时间:2014-01-23
   友情提示:(无需注册或充值,赞助后即可获取资源下载链接)

     嘿,亲!知识可是无价之宝呢,但咱这精心整理的资料也耗费了不少心血呀。小小地破费一下,绝对物超所值哦!如有下载和支付问题,请联系我们QQ(微信同号):813200300

本次赞助数额为: 2 元 
   源码介绍



using System;
using System.Collections.Generic;
using System.Text;
using System.Drawing;
using DevExpress.XtraEditors.Repository;
using System.Windows.Forms;
using System.Data;

namespace TestGridViewCheck
{
    public class DevControlHelper
    {
        public static void DrawCheckBox(DevExpress.XtraGrid.Views.Grid.ColumnHeaderCustomDrawEventArgs e, bool chk)
        {
            RepositoryItemCheckEdit repositoryCheck = e.Column.ColumnEdit as RepositoryItemCheckEdit;
            if (repositoryCheck != null)
            {
                Graphics g = e.Graphics;
                Rectangle r = e.Bounds;

                DevExpress.XtraEditors.ViewInfo.CheckEditViewInfo info;
                DevExpress.XtraEditors.Drawing.CheckEditPainter painter;
                DevExpress.XtraEditors.Drawing.ControlGraphicsInfoArgs args;
                info = repositoryCheck.CreateViewInfo() as DevExpress.XtraEditors.ViewInfo.CheckEditViewInfo;

                painter = repositoryCheck.CreatePainter() as DevExpress.XtraEditors.Drawing.CheckEditPainter;
                info.EditValue = chk;
                info.Bounds = r;
                info.CalcViewInfo(g);
                args = new DevExpress.XtraEditors.Drawing.ControlGraphicsInfoArgs(info, new DevExpress.Utils.Drawing.GraphicsCache(g), r);
                painter.Draw(args);
                args.Cache.Dispose();
            }
        }

        public static bool ClickGridCheckBox(DevExpress.XtraGrid.Views.Grid.GridView gridView, string fieldName, bool currentStatus)
        {
            bool result = false;
            if (gridView != null)
            {
                gridView.ClearSorting();//禁止排序

                gridView.PostEditor();
                DevExpress.XtraGrid.Views.Grid.ViewInfo.GridHitInfo info;
                Point pt = gridView.GridControl.PointToClient(Control.MousePosition);
                info = gridView.CalcHitInfo(pt);
                if (info.InColumn && info.Column != null && info.Column.FieldName == fieldName)
                {
                    for (int i = 0; i < gridView.RowCount; i  )
                    {
                        gridView.SetRowCellValue(i, fieldName, !currentStatus);
                    }
                    return true;
                }
            }
            return result;
        }
    }
}