using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Windows.Forms;
using DevExpress.XtraGrid.Columns;
using DevExpress.XtraGrid.Views.Base;
using DevExpress.XtraGrid.Views.BandedGrid;
using DevExpress.XtraEditors.Repository;
namespace XtraGridDemo1
{
public partial class Form1 : DevExpress.XtraEditors.XtraForm
{
public Form1()
{
InitializeComponent();
//首先拖到窗体上一个GridControl，在表格上点击“Click here to change view”链接，在弹出菜单中选择“convert to”-->“AdvBandedGridView”。
InitGrid();
}
///初始化表格
private void InitGrid()
{
// advBandedGridView1是表格上的默认视图，注意这里声明的是：BandedGridView
BandedGridView view = advBandedGridView1 as BandedGridView;
view.BeginUpdate(); //开始视图的编辑，防止触发其他事件
view.BeginDataUpdate(); //开始数据的编辑
view.Bands.Clear();
//修改附加选项
view.OptionsView.ShowColumnHeaders = false; //因为有Band列了，所以把ColumnHeader隐藏
view.OptionsView.ShowGroupPanel = false; //如果没必要分组，就把它去掉
view.OptionsView.EnableAppearanceEvenRow = false; //是否启用偶数行外观
view.OptionsView.EnableAppearanceOddRow = true; //是否启用奇数行外观
view.OptionsView.ShowFilterPanelMode = ShowFilterPanelMode.Never; //是否显示过滤面板
view.OptionsCustomization.AllowColumnMoving = false; //是否允许移动列
view.OptionsCustomization.AllowColumnResizing = false; //是否允许调整列宽
view.OptionsCustomization.AllowGroup = false; //是否允许分组
view.OptionsCustomization.AllowFilter = false; //是否允许过滤
view.OptionsCustomization.AllowSort = true; //是否允许排序
view.OptionsSelection.EnableAppearanceFocusedCell = true; //???
view.OptionsBehavior.Editable = true; //是否允许用户编辑单元格
//添加列标题
GridBand bandID = view.Bands.AddBand("ID");
bandID.Visible = false; //隐藏ID列
GridBand bandName = view.Bands.AddBand("姓名");
GridBand bandSex = view.Bands.AddBand("性别");
GridBand bandBirth = view.Bands.AddBand("出生日期");
GridBand bandScore = view.Bands.AddBand("分数");
GridBand bandMath = bandScore.Children.AddBand("数学");
GridBand bandChinese = bandScore.Children.AddBand("语文");
GridBand bandEnglish = bandScore.Children.AddBand("英语");
GridBand bandSubTotal = bandScore.Children.AddBand("小计");
GridBand bandRemark = view.Bands.AddBand("备注");
//列标题对齐方式
bandName.AppearanceHeader.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Center;
bandSex.AppearanceHeader.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Center;
bandBirth.AppearanceHeader.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Center;
bandScore.AppearanceHeader.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Center;
bandMath.AppearanceHeader.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Center;
bandChinese.AppearanceHeader.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Center;
bandEnglish.AppearanceHeader.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Center;
bandSubTotal.AppearanceHeader.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Center;
bandRemark.AppearanceHeader.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Center;
//模拟几个数据
ListlistDataSource = new List ();
listDataSource.Add(new Record(1, "张三","男",Convert.ToDateTime("1989-5-6") ,115.5f,101,96,""));
listDataSource.Add(new Record(2, "李四", "女", Convert.ToDateTime("1987-12-23"), 92, 85, 87, ""));
listDataSource.Add(new Record(3, "王五", "女", Convert.ToDateTime("1990-2-11"), 88, 69, 41.5f, ""));
listDataSource.Add(new Record(4, "赵六", "男", Convert.ToDateTime("1988-9-1"), 119, 108, 110, "备注行"));
//绑定数据源并显示
gridControl1.DataSource = listDataSource;
gridControl1.MainView.PopulateColumns();
//[小计]这一列因为没绑定数据源，所以需要手动添加
//(有点复杂，慢慢看吧)
string[] fieldNames = new string[] { "SubTotal" };
GridColumn column; //声明单列
column = view.Columns.AddField(fieldNames[0]); //添加一个数据字段
column.VisibleIndex = view.Columns.Count -1; //设置该列在编辑视图时的显示位置(倒数第二列)
column.UnboundType = DevExpress.Data.UnboundColumnType.Decimal;
column.OptionsColumn.AllowEdit = false; //此列不可编辑
column.Visible = true;
view.Columns.Add(column); //视图中添加一列
//绑定事件，当[分数]改变时[小计]也跟着变
//(好像只有在绑定事件里才能改变该单元格数值，直接修改无效)
view.CustomUnboundColumnData += new
DevExpress.XtraGrid.Views.Base.CustomColumnDataEventHandler(advBandedGridView1_CustomUnboundColumnData);
//[性别]列绑定ComboBox
RepositoryItemComboBox riCombo = new RepositoryItemComboBox();
riCombo.Items.AddRange(new string[] {"男", "女"});
gridControl1.RepositoryItems.Add(riCombo);
view.Columns["Sex"].ColumnEdit = riCombo;
//[出生年月]列绑定Date
RepositoryItemDateEdit riDate = new RepositoryItemDateEdit();
gridControl1.RepositoryItems.Add(riDate);
view.Columns["Birth"].ColumnEdit = riDate;
//[分数]列绑定SpinEdit
RepositoryItemSpinEdit riSpin = new RepositoryItemSpinEdit();
gridControl1.RepositoryItems.Add(riSpin);
view.Columns["Math"].ColumnEdit = riSpin;
view.Columns["Chinese"].ColumnEdit = riSpin;
view.Columns["English"].ColumnEdit = riSpin;
//[备注]列绑定MemoExEdit
RepositoryItemMemoExEdit riMemoEx = new RepositoryItemMemoExEdit();
gridControl1.RepositoryItems.Add(riMemoEx);
view.Columns["Remark"].ColumnEdit = riMemoEx;
//小计列添加汇总
view.OptionsView.ShowFooter = true; //显示表格页脚
view.Columns["SubTotal"].SummaryItem.FieldName = "SubTotal";
view.Columns["SubTotal"].SummaryItem.DisplayFormat = "{0:f2}";
view.Columns["SubTotal"].SummaryItem.SummaryType = DevExpress.Data.SummaryItemType.Average;
//将标题列和数据列对应
view.Columns["ID"].OwnerBand = bandID;
view.Columns["Name"].OwnerBand = bandName;
view.Columns["Sex"].OwnerBand = bandSex;
view.Columns["Birth"].OwnerBand = bandBirth;
view.Columns["Math"].OwnerBand = bandMath;
view.Columns["Chinese"].OwnerBand = bandChinese;
view.Columns["English"].OwnerBand = bandEnglish;
view.Columns["SubTotal"].OwnerBand = bandSubTotal;
view.Columns["Remark"].OwnerBand = bandRemark;
view.EndDataUpdate();//结束数据的编辑
view.EndUpdate(); //结束视图的编辑
}
// 计算小计
private float calcSubTotal(float math, float chinese, float english)
{
return math + chinese + english;
}
private void advBandedGridView1_CustomUnboundColumnData(object sender, CustomColumnDataEventArgs e)
{
ColumnView colView = sender as ColumnView;
if (e.Column.FieldName == "SubTotal" && e.IsGetData) e.Value = calcSubTotal(
Convert.ToSingle(colView.GetRowCellValue(e.RowHandle, colView.Columns["Math"])),
Convert.ToSingle(colView.GetRowCellValue(e.RowHandle, colView.Columns["Chinese"])),
Convert.ToSingle(colView.GetRowCellValue(e.RowHandle, colView.Columns["English"])));
}
#region 运行时绑定到实现Ilist接口的数据源
public class Record
{
int id;
DateTime birth;
string name, sex, remark;
float math, chinese, english;
public Record(int id, string name, string sex, DateTime birth, float math, float chinese, float english, string remark)
{
this.id = id;
this.name = name;
this.sex = sex;
this.birth = birth;
this.math = math;
this.chinese = chinese;
this.english = english;
this.remark = remark;
}
public int ID { get { return id; } }
public string Name
{
get { return name; }
set { name = value; }
}
public string Sex
{
get { return sex; }
set { sex = value; }
}
public DateTime Birth
{
get { return birth; }
set { birth = value; }
}
public float Math
{
get { return math; }
set { math = value; }
}
public float Chinese
{
get { return chinese; }
set { chinese = value; }
}
public float English
{
get { return english; }
set { english = value; }
}
public string Remark
{
get { return remark; }
set { remark = value; }
}
}
#endregion
}
}
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