Undoes the last action.

Syntax

Visual Basic (Declaration)
Public Sub Undo()

Visual Basic (Usage)	Copy Code
`Dim instance As UndoManager instance.Undo()`

C#
public void Undo()

Example

C# Copy Code

C#	Copy Code
// <summary> /// tbStandard_ButtonClick - calls ExecuteDesignerAction, or the associated function /// based on the button clicked. /// </summary> private void tbStandard_ButtonClick(object sender, System.Windows.Forms.ToolBarButtonClickEventArgs e) { if((string)e.Button.Tag == "NewReport") //New Report was Clicked { this.ardMain.NewReport(); this.FillCombo(); } if((string)e.Button.Tag == "Open") //Open Report was Clicked { this.OpenReportFile(); } if((string)e.Button.Tag == "Save") //Save Report was Clicked { this.SaveReportFile(); } if((string)e.Button.Tag == "SaveAs") //SaveAs was Clicked { this.SaveAsReportFile(); } if((string)e.Button.Tag == "ReportSettings") //ReportSettings was Clicked { this.ardMain.ExecuteAction(DesignerAction.ReportSettings); } if((string)e.Button.Tag == "Undo") //Undo was Clicked { this.ardMain.UndoManager.Undo(); } if((string)e.Button.Tag == "Cut") //Cut was Clicked { this.ardMain.ExecuteAction(DesignerAction.EditCut); } if((string)e.Button.Tag == "Copy") //Copy was Clicked { this.ardMain.ExecuteAction(DesignerAction.EditCopy); } if((string)e.Button.Tag == "Paste") //Paste was Clicked { this.ardMain.ExecuteAction(DesignerAction.EditPaste); } if((string)e.Button.Tag == "Delete") //Delete was Clicked { this.ardMain.ExecuteAction(DesignerAction.EditDelete); } if((string)e.Button.Tag == "ReorderGroups") //ReorderGroups was Clicked { this.ardMain.ExecuteAction(DesignerAction.ReorderGroups); } }

// <summary>

/// tbStandard_ButtonClick - calls ExecuteDesignerAction, or the associated function

/// based on the button clicked.

/// </summary>
private void tbStandard_ButtonClick(object sender, System.Windows.Forms.ToolBarButtonClickEventArgs e)

{

   if((string)e.Button.Tag ==
"NewReport")  //New Report was Clicked

   {

       this.ardMain.NewReport();

       this.FillCombo();

   }

   if((string)e.Button.Tag ==
"Open")  //Open Report was Clicked

   {

       this.OpenReportFile();

   }

   if((string)e.Button.Tag ==
"Save")  //Save Report was Clicked

   {

       this.SaveReportFile();

   }

   if((string)e.Button.Tag ==
"SaveAs")  //SaveAs was Clicked

   {

       this.SaveAsReportFile();

   }

   if((string)e.Button.Tag ==
"ReportSettings")  //ReportSettings was Clicked

   {

       this.ardMain.ExecuteAction(DesignerAction.ReportSettings);

   }

   if((string)e.Button.Tag ==
"Undo")  //Undo was Clicked

   {

       this.ardMain.UndoManager.Undo();

   }

   if((string)e.Button.Tag ==
"Cut")  //Cut was Clicked

   {

       this.ardMain.ExecuteAction(DesignerAction.EditCut);

   }

   if((string)e.Button.Tag ==
"Copy")  //Copy was Clicked

   {

       this.ardMain.ExecuteAction(DesignerAction.EditCopy);

   }

   if((string)e.Button.Tag ==
"Paste")  //Paste was Clicked

   {

       this.ardMain.ExecuteAction(DesignerAction.EditPaste);

   }

   if((string)e.Button.Tag ==
"Delete")  //Delete was Clicked

   {

       this.ardMain.ExecuteAction(DesignerAction.EditDelete);

   }

   if((string)e.Button.Tag ==
"ReorderGroups")  //ReorderGroups was Clicked

   {

       this.ardMain.ExecuteAction(DesignerAction.ReorderGroups);

   }    

}

Visual Basic Copy Code

Visual Basic	Copy Code
'tbStandard_ButtonClick - calls ExecuteDesignerAction, or the associated function 'based on the button clicked. Private Sub tbStandard_ButtonClick(ByVal sender As Object, ByVal e As System.Windows.Forms.ToolBarButtonClickEventArgs) Handles tbStandard.ButtonClick If CStr(e.Button.Tag) = "NewReport" Then 'New Report was Clicked Me.ardMain.NewReport() Me.FillCombo() End If If CStr(e.Button.Tag) = "Open" Then 'Open Report was Clicked Me.OpenReportFile() End If If CStr(e.Button.Tag) = "Save" Then 'Save Report was Clicked Me.SaveReportFile() End If If CStr(e.Button.Tag) = "SaveAs" Then 'SaveAs was Clicked Me.SaveAsReportFile() End If If CStr(e.Button.Tag) = "ReportSettings" Then 'ReportSettings was Clicked Me.ardMain.ExecuteAction(DesignerAction.ReportSettings) End If If CStr(e.Button.Tag) = "Undo" Then 'Undo was Clicked Me.ardMain.UndoManager.Undo() End If If CStr(e.Button.Tag) = "Cut" Then 'Cut was Clicked Me.ardMain.ExecuteAction(DesignerAction.EditCut) End If If CStr(e.Button.Tag) = "Copy" Then 'Copy was Clicked Me.ardMain.ExecuteAction(DesignerAction.EditCopy) End If If CStr(e.Button.Tag) = "Paste" Then 'Paste was Clicked Me.ardMain.ExecuteAction(DesignerAction.EditPaste) End If If CStr(e.Button.Tag) = "Delete" Then 'Delete was Clicked Me.ardMain.ExecuteAction(DesignerAction.EditDelete) End If If CStr(e.Button.Tag) = "ReorderGroups" Then 'ReorderGroups was Clicked Me.ardMain.ExecuteAction(DesignerAction.ReorderGroups) End If End Sub 'tbStandard_ButtonClick

'tbStandard_ButtonClick - calls ExecuteDesignerAction, or the associated function

'based on the button clicked.

Private Sub tbStandard_ButtonClick(ByVal sender As Object, ByVal e As System.Windows.Forms.ToolBarButtonClickEventArgs) Handles tbStandard.ButtonClick

    If CStr(e.Button.Tag) = "NewReport" Then 'New Report was Clicked

        Me.ardMain.NewReport()

        Me.FillCombo()

    End If

    If CStr(e.Button.Tag) = "Open" Then 'Open Report was Clicked

        Me.OpenReportFile()

    End If

    If CStr(e.Button.Tag) = "Save" Then 'Save Report was Clicked

        Me.SaveReportFile()

    End If

    If CStr(e.Button.Tag) = "SaveAs" Then 'SaveAs was Clicked

        Me.SaveAsReportFile()

    End If

    If CStr(e.Button.Tag) = "ReportSettings" Then 'ReportSettings was Clicked

        Me.ardMain.ExecuteAction(DesignerAction.ReportSettings)

    End If

    If CStr(e.Button.Tag) = "Undo" Then 'Undo was Clicked

        Me.ardMain.UndoManager.Undo()

    End If

    If CStr(e.Button.Tag) = "Cut" Then 'Cut was Clicked

        Me.ardMain.ExecuteAction(DesignerAction.EditCut)

    End If

    If CStr(e.Button.Tag) = "Copy" Then 'Copy was Clicked

        Me.ardMain.ExecuteAction(DesignerAction.EditCopy)

    End If

    If CStr(e.Button.Tag) = "Paste" Then 'Paste was Clicked

        Me.ardMain.ExecuteAction(DesignerAction.EditPaste)

    End If

    If CStr(e.Button.Tag) = "Delete" Then 'Delete was Clicked

        Me.ardMain.ExecuteAction(DesignerAction.EditDelete)

    End If

    If CStr(e.Button.Tag) = "ReorderGroups" Then 'ReorderGroups was Clicked

        Me.ardMain.ExecuteAction(DesignerAction.ReorderGroups)

    End If

End Sub 'tbStandard_ButtonClick

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Undo Method
See Also Example

Syntax

Example

See Also

Reference