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Form1.cs
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Form1.cs
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using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using DevExpress.XtraGrid.Views.Grid;
using DevExpress.XtraGrid.Views.Grid.ViewInfo;
namespace WindowsApplication1
{
/// <summary>
/// Summary description for Form1.
/// </summary>
public class Form1 : System.Windows.Forms.Form
{
private DevExpress.XtraGrid.GridControl gridControl1;
private DevExpress.XtraGrid.Views.Grid.GridView gridView1;
private DevExpress.XtraGrid.Columns.GridColumn colProduct;
private DevExpress.XtraGrid.Columns.GridColumn colInStock;
private DevExpress.XtraEditors.Repository.RepositoryItemCheckEdit InStockCheckEdit;
private DevExpress.XtraEditors.Repository.RepositoryItemCheckEdit MachineCheckEdit;
private DevExpress.XtraGrid.Columns.GridColumn gridColumn1;
private DevExpress.XtraGrid.Columns.GridColumn gridColumn2;
private DevExpress.XtraGrid.Columns.GridColumn gridColumn3;
/// <summary>
/// Required designer variable.
/// </summary>
private System.ComponentModel.Container components = null;
public Form1()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
//
// TODO: Add any constructor code after InitializeComponent call
//
}
/// <summary>
/// Clean up any resources being used.
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}
#region Windows Form Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
DevExpress.XtraGrid.GridLevelNode gridLevelNode1 = new DevExpress.XtraGrid.GridLevelNode();
this.gridControl1 = new DevExpress.XtraGrid.GridControl();
this.gridView1 = new DevExpress.XtraGrid.Views.Grid.GridView();
this.colProduct = new DevExpress.XtraGrid.Columns.GridColumn();
this.colInStock = new DevExpress.XtraGrid.Columns.GridColumn();
this.InStockCheckEdit = new DevExpress.XtraEditors.Repository.RepositoryItemCheckEdit();
this.gridColumn1 = new DevExpress.XtraGrid.Columns.GridColumn();
this.gridColumn2 = new DevExpress.XtraGrid.Columns.GridColumn();
this.gridColumn3 = new DevExpress.XtraGrid.Columns.GridColumn();
this.MachineCheckEdit = new DevExpress.XtraEditors.Repository.RepositoryItemCheckEdit();
((System.ComponentModel.ISupportInitialize)(this.gridControl1)).BeginInit();
((System.ComponentModel.ISupportInitialize)(this.gridView1)).BeginInit();
((System.ComponentModel.ISupportInitialize)(this.InStockCheckEdit)).BeginInit();
((System.ComponentModel.ISupportInitialize)(this.MachineCheckEdit)).BeginInit();
this.SuspendLayout();
//
// gridControl1
//
this.gridControl1.Dock = System.Windows.Forms.DockStyle.Fill;
gridLevelNode1.RelationName = "Level1";
this.gridControl1.LevelTree.Nodes.AddRange(new DevExpress.XtraGrid.GridLevelNode[] {
gridLevelNode1});
this.gridControl1.Location = new System.Drawing.Point(0, 0);
this.gridControl1.MainView = this.gridView1;
this.gridControl1.Name = "gridControl1";
this.gridControl1.RepositoryItems.AddRange(new DevExpress.XtraEditors.Repository.RepositoryItem[] {
this.InStockCheckEdit,
this.MachineCheckEdit});
this.gridControl1.Size = new System.Drawing.Size(610, 354);
this.gridControl1.TabIndex = 0;
this.gridControl1.ViewCollection.AddRange(new DevExpress.XtraGrid.Views.Base.BaseView[] {
this.gridView1});
//
// gridView1
//
this.gridView1.Columns.AddRange(new DevExpress.XtraGrid.Columns.GridColumn[] {
this.colProduct,
this.colInStock,
this.gridColumn1,
this.gridColumn2,
this.gridColumn3});
this.gridView1.GridControl = this.gridControl1;
this.gridView1.GroupCount = 1;
this.gridView1.Name = "gridView1";
this.gridView1.SortInfo.AddRange(new DevExpress.XtraGrid.Columns.GridColumnSortInfo[] {
new DevExpress.XtraGrid.Columns.GridColumnSortInfo(this.gridColumn1, DevExpress.Data.ColumnSortOrder.Ascending)});
this.gridView1.CustomUnboundColumnData += new DevExpress.XtraGrid.Views.Base.CustomColumnDataEventHandler(this.gridView1_CustomUnboundColumnData);
this.gridView1.Click += new System.EventHandler(this.gridView1_Click);
//
// colProduct
//
this.colProduct.Caption = "Product";
this.colProduct.FieldName = "Product";
this.colProduct.Name = "colProduct";
this.colProduct.Visible = true;
this.colProduct.VisibleIndex = 0;
//
// colInStock
//
this.colInStock.Caption = "Selected (unbound)";
this.colInStock.ColumnEdit = this.InStockCheckEdit;
this.colInStock.FieldName = "UnboundChecked";
this.colInStock.Name = "colInStock";
this.colInStock.OptionsColumn.AllowEdit = false;
this.colInStock.UnboundType = DevExpress.Data.UnboundColumnType.Boolean;
this.colInStock.Visible = true;
this.colInStock.VisibleIndex = 1;
//
// InStockCheckEdit
//
this.InStockCheckEdit.AutoHeight = false;
this.InStockCheckEdit.CheckStyle = DevExpress.XtraEditors.Controls.CheckStyles.Radio;
this.InStockCheckEdit.Name = "InStockCheckEdit";
//
// gridColumn1
//
this.gridColumn1.Caption = "CategoryID";
this.gridColumn1.FieldName = "CategoryID";
this.gridColumn1.Name = "gridColumn1";
this.gridColumn1.Visible = true;
this.gridColumn1.VisibleIndex = 2;
//
// gridColumn2
//
this.gridColumn2.Caption = "Selected (readonly)";
this.gridColumn2.FieldName = "Selected";
this.gridColumn2.Name = "gridColumn2";
this.gridColumn2.OptionsColumn.ReadOnly = true;
this.gridColumn2.Visible = true;
this.gridColumn2.VisibleIndex = 2;
//
// gridColumn3
//
this.gridColumn3.Caption = "ItemDescription";
this.gridColumn3.FieldName = "ItemDescription";
this.gridColumn3.Name = "gridColumn3";
this.gridColumn3.Visible = true;
this.gridColumn3.VisibleIndex = 3;
//
// MachineCheckEdit
//
this.MachineCheckEdit.AutoHeight = false;
this.MachineCheckEdit.Name = "MachineCheckEdit";
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(610, 354);
this.Controls.Add(this.gridControl1);
this.Name = "Form1";
this.Text = "Form1";
this.Load += new System.EventHandler(this.Form1_Load);
((System.ComponentModel.ISupportInitialize)(this.gridControl1)).EndInit();
((System.ComponentModel.ISupportInitialize)(this.gridView1)).EndInit();
((System.ComponentModel.ISupportInitialize)(this.InStockCheckEdit)).EndInit();
((System.ComponentModel.ISupportInitialize)(this.MachineCheckEdit)).EndInit();
this.ResumeLayout(false);
}
#endregion
/// <summary>
/// The main entry point for the application.
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new Form1());
}
Hashtable selectedItems = new Hashtable();
private void Form1_Load(object sender, System.EventArgs e)
{
DataTable myTable = new DataTable();
myTable.Columns.Add("CategoryID", typeof(int));
myTable.Columns.Add("Selected", typeof(bool));
myTable.Columns.Add("ItemDescription", typeof(string));
myTable.Rows.Add(new object[] { 1, false, "A" });
myTable.Rows.Add(new object[] { 1, false, "B" });
myTable.Rows.Add(new object[] { 2, false, "C" });
myTable.Rows.Add(new object[] { 2, false, "D" });
gridControl1.DataSource = myTable;
gridView1.ExpandAllGroups();
}
private void gridView1_Click(object sender, System.EventArgs e) {
GridView view = (GridView)sender;
GridHitInfo hit = view.CalcHitInfo(view.GridControl.PointToClient(MousePosition));
if(hit.InRowCell && hit.Column.FieldName == "UnboundChecked"){
DataRow row = gridView1.GetDataRow(hit.RowHandle);
object key = row["CategoryID"];
DataRow prevRow = (DataRow)selectedItems[key];
if (row == prevRow) return;
if(prevRow != null)
prevRow["Selected"] = false;
view.RefreshRow(FindRowHandleByDataRow(view,prevRow));
selectedItems[key] = view.GetDataRow(hit.RowHandle);
view.GetDataRow(hit.RowHandle)["Selected"] = true;
view.RefreshRow(hit.RowHandle);
}
}
private int FindRowHandleByDataRow(DevExpress.XtraGrid.Views.Grid.GridView view, DataRow row)
{
for (int i = 0; i < view.DataRowCount; i++)
{
DataRow r = view.GetDataRow(i);
if (r == row)
return i;
}
return DevExpress.XtraGrid.GridControl.InvalidRowHandle;
}
private void gridView1_CustomUnboundColumnData(object sender, DevExpress.XtraGrid.Views.Base.CustomColumnDataEventArgs e) {
if(e.Column.FieldName == "UnboundChecked") {
if (e.IsGetData)
{
DataRowView row = ((DataView)((GridView)sender).DataSource)[e.ListSourceRowIndex];
object key = row["CategoryID"];
DataRow selectedRow = (DataRow)selectedItems[key];
e.Value = (row.Row == selectedRow);
}
}
}
}
}