/// <summary>
/// Initializes a new instance of the ColumnCollectionEditor class
/// using the specified collection type
/// </summary>
/// <param name="type">The type of the collection for this editor to edit</param>
public I3ColumnCollectionEditor(Type type) : base(type)
{
this.columns = null;
this.previewColumnModel = new I3ColumnModel();
this.previewColumnModel.Columns.Add(new I3TextColumn("Column", 116));
this.previewTableModel = new I3TableModel();
this.previewTableModel.Rows.Add(new I3Row());
//I3Cell cell = new I3Cell();
//cell.Editable = false;
//cell.ToolTipText = "This is a Cell ToolTip";
//this.previewTableModel.Rows[0].Cells.Add(cell);
this.previewTableModel.DefaultRowHeight = 20;
this.previewTable = new I3Table();
this.previewTable.EnableColumnHeaderContextMenu = false;
this.previewTable.Preview = true;
this.previewTable.Size = new Size(120, 274);
this.previewTable.Location = new Point(0, 24);
this.previewTable.GridLines = I3GridLines.Both;
this.previewTable.TabStop = false;
this.previewTable.EnableToolTips = true;
this.previewTable.ColumnModel = this.previewColumnModel;
this.previewTable.TableModel = this.previewTableModel;
this.previewLabel = new Label();
this.previewLabel.Name = "previewLabel";
this.previewLabel.Text = "нц└└:";
this.previewLabel.Size = new Size(140, 16);
this.previewLabel.Location = new Point(0, 8);
}
/// <summary>
/// Edits the value of the specified object using the specified
/// service provider and context
/// </summary>
/// <param name="context">An ITypeDescriptorContext that can be
/// used to gain additional context information</param>
/// <param name="isp">A service provider object through which
/// editing services can be obtained</param>
/// <param name="value">The object to edit the value of</param>
/// <returns>The new value of the object. If the value of the
/// object has not changed, this should return the same object
/// it was passed</returns>
public override object EditValue(ITypeDescriptorContext context, IServiceProvider isp, object value)
{
this.columns = (I3ColumnCollection)value;
// for some reason (might be beacause Column is an
// abstract class) the table doesn't get redrawn
// when a columns property changes, but we can get
// around that by subscribing to the columns
// PropertyChange event and passing the message on
// to the table ourselves. we need to do this for
// all the existing columns in the collection
for (int i = 0; i < this.columns.Count; i++)
{
this.columns[i].PropertyChanged += new I3ColumnEventHandler(column_PropertyChanged);
}
I3ColumnModel model = (I3ColumnModel)context.Instance;
I3Table oldTable = model.Table;
if (oldTable != null)
{
oldTable.ColumnModel = null;
}
this.previewTable.ColumnModel = model;
this.CheckCells();
object returnObject = base.EditValue(context, isp, value);
if (oldTable != null)
{
oldTable.ColumnModel = model;
}
this.previewTable.ColumnModel = null;
if (model.Table != null)
{
model.Table.PerformLayout();
model.Table.Refresh();
}
return(returnObject);
}
