Infragistics(R) NetAdvantage(R) Windows Forms
CancelableAutoSizeEditEventArgs Class
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Infragistics.Win.UltraWinGrid Namespace : CancelableAutoSizeEditEventArgs Class

Event parameters used for events that take AutoSizeEdit as their arguments and are cancelable

Syntax

Visual Basic (Declaration) 
Public Class CancelableAutoSizeEditEventArgs 
   Inherits System.ComponentModel.CancelEventArgs
C# 
public class CancelableAutoSizeEditEventArgs : System.ComponentModel.CancelEventArgs 

Example

Following code enables auto-size edit feature of the UltraGrid and shows you how to control some aspects of it using BeforeAutoSizeEdit event.

For an overview of how to handle events in Visual Basic or Visual C#, see Event Handlers in Visual Basic and Visual C#. For specific information and code examples illustrating how to consume events in your application, see Consuming Events in the .NET Framework Developer's Guide.

Visual BasicCopy Code
Imports Infragistics.Shared
Imports Infragistics.Win
Imports Infragistics.Win.UltraWinGrid

  Private Sub Button6_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles button6.Click

      ' Following code enables auto-size-edit feature on the Address column.
      ' It also makes the column multiline.

      Me.ultraGrid1.DisplayLayout.Bands(0).Columns("Address").AutoSizeEdit = DefaultableBoolean.True
      Me.ultraGrid1.DisplayLayout.Bands(0).Columns("Address").CellMultiLine = DefaultableBoolean.True

  End Sub

  Private Sub UltraGrid1_BeforeAutoSizeEdit(ByVal sender As Object, ByVal e As Infragistics.Win.UltraWinGrid.CancelableAutoSizeEditEventArgs) Handles ultraGrid1.BeforeAutoSizeEdit

      ' BeforeAutoSizeEdit gets fired when a cell in a column with AutoSizeEdit set to True
      ' is going into edit mode.

      ' Set the start width of the edit control. This is the width the edit control in the 
      ' cell will start out with.
      If Me.ultraGrid1.ActiveCell.Column.Width < 250 Then
          e.StartWidth = 250
      End If

      If Me.ultraGrid1.ActiveCell.Column.CellMultiLine = DefaultableBoolean.True And Me.ultraGrid1.ActiveCell.Row.Height < 100 Then
          e.StartHeight = 100
      End If

      ' Set the max width and height. The UltraGrid will not resize the edit control
      ' larger than max height and max width.
      e.MaxHeight = 400
      e.MaxWidth = 400

      ' One can cancel auto-size-edit in which case the cell will do regular editing.
      Dim cancelAutoSizeEdit As Boolean = False
      If cancelAutoSizeEdit Then e.Cancel = True

  End Sub
C#Copy Code
using Infragistics.Shared;
using Infragistics.Win;
using Infragistics.Win.UltraWinGrid;
using System.Diagnostics;

private void button6_Click(object sender, System.EventArgs e)
{

	// Following code enables auto-size-edit feature on the Address column.
	// It also makes the column multiline.

	this.ultraGrid1.DisplayLayout.Bands[0].Columns["Address"].AutoSizeEdit  = DefaultableBoolean.True;
	this.ultraGrid1.DisplayLayout.Bands[0].Columns["Address"].CellMultiLine = DefaultableBoolean.True;

}

private void ultraGrid1_BeforeAutoSizeEdit(object sender, Infragistics.Win.UltraWinGrid.CancelableAutoSizeEditEventArgs e)
{

	// BeforeAutoSizeEdit gets fired when a cell in a column with AutoSizeEdit set to True
	// is going into edit mode.

	// Set the start width of the edit control. This is the width the edit control in the 
	// cell will start out with.
	if ( this.ultraGrid1.ActiveCell.Column.Width < 250 )
		e.StartWidth = 250;

	if ( this.ultraGrid1.ActiveCell.Column.CellMultiLine == DefaultableBoolean.True &&
		this.ultraGrid1.ActiveCell.Row.Height < 100 )
		e.StartHeight = 100;

	// Set the max width and height. The UltraGrid will not resize the edit control
	// larger than max height and max width.
	e.MaxHeight = 400;
	e.MaxWidth = 400;

	// One can cancel auto-size-edit in which case the cell will do regular editing.
	bool cancelAutoSizeEdit = false;
	if ( cancelAutoSizeEdit )
		e.Cancel = true;

}

See Also