.NET Framework Class Library
WorkflowView..::.Zoom Property

Gets or sets the zoom level of the WorkflowView.

Namespace:  System.Workflow.ComponentModel.Design
Assembly:  System.Workflow.ComponentModel (in System.Workflow.ComponentModel.dll)
Syntax
Visual Basic (Declaration) 
Public Property Zoom As Integer
Visual Basic (Usage) 
Dim instance As WorkflowView
Dim value As Integer

value = instance.Zoom

instance.Zoom = value
C# 
public int Zoom { get; set; }
Visual C++ 
public:
property int Zoom {
    int get ();
    void set (int value);
}
JScript 
public function get Zoom () : int
public function set Zoom (value : int)

Property Value

Type: System..::.Int32
The zoom level of the WorkflowView.
Exceptions
ExceptionCondition
NotSupportedException

If the zoom level is less than the minimum zoom level of the AmbientTheme

-or-

if the zoom level exceeds the maximum zoom level of the AmbientTheme.
Remarks

Use the zoom feature to enlarge or reduce the size of the components inside the WorkflowView. The AmbientTheme sets the minimum and maximum zoom levels for the WorkflowView.
Examples

The following example shows how to set the Zoom property of a WorkflowView.

This code example is part of the Workflow Monitor SDK Sample from the MainForm.cs file. For more information, see Workflow Monitor Sample.

Visual Basic 
Private Sub ToolStripComboBoxZoom_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles toolStripComboBoxZoom.SelectedIndexChanged
    If workflowViewHost.WorkflowView Is Nothing Then
        Return
    End If

    'Parse the value and set the WorkflowView zoom - set to 100% if invalid
    Dim NewZoom As String = Me.toolStripComboBoxZoom.Text.Trim()
    If NewZoom.EndsWith("%") Then
        NewZoom = NewZoom.Substring(0, NewZoom.Length - 1)
    End If

    If NewZoom.Length > 0 Then
        Try
            Me.workflowViewHost.WorkflowView.Zoom = Convert.ToInt32(NewZoom)
        Catch
            Me.workflowViewHost.WorkflowView.Zoom = 100
        End Try
    Else
        Me.workflowViewHost.WorkflowView.Zoom = 100
    End If
End Sub
C# 
private void ToolStripComboBoxZoom_SelectedIndexChanged(object sender, EventArgs e)
{
    if (workflowViewHost.WorkflowView == null) return;
    //Parse the value and set the WorkflowView zoom - set to 100% if invalid
    string newZoom = this.toolStripComboBoxZoom.Text.Trim();
    if (newZoom.EndsWith("%"))
        newZoom = newZoom.Substring(0, newZoom.Length - 1);

    if (newZoom.Length > 0)
    {
        try
        {
            this.workflowViewHost.WorkflowView.Zoom = Convert.ToInt32(newZoom);
        }
        catch
        {
            this.workflowViewHost.WorkflowView.Zoom = 100;
        }
    }
    else
        this.workflowViewHost.WorkflowView.Zoom = 100;
}
.NET Framework Security
Platforms

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
Version Information

.NET Framework

Supported in: 3.5, 3.0
See Also

Reference

WorkflowView Class
WorkflowView Members
System.Workflow.ComponentModel.Design Namespace
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