Occurs when the
ImageDirty value changes.
Syntax
Visual Basic (Declaration) | |
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Public Event ImageDirtyChanged() As EventHandler |
Visual Basic (Usage) | Copy Code |
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Dim instance As AnnAutomation
Dim handler As EventHandler
AddHandler instance.ImageDirtyChanged, handler
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Example
This example subscribes to the ImageDirtyChanged event of all automations in a manager, then proceeds to save the image as it changes.
Visual Basic | Copy Code |
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Private Sub AnnAutomation_ImageDirtyChanged(ByVal manager As AnnAutomationManager)
For Each automation As AnnAutomation In manager.Automations
AddHandler automation.ImageDirtyChanged, AddressOf automation_ImageDirtyChanged
Next automation
End Sub
Private Sub automation_ImageDirtyChanged(ByVal sender As Object, ByVal e As EventArgs)
Dim automation As AnnAutomation = CType(IIf(TypeOf sender Is AnnAutomation, sender, Nothing), AnnAutomation)
If automation.ImageDirty Then
MessageBox.Show("Image has changed and needs saving!")
automation.ImageDirty = False
Else
MessageBox.Show("Image has been saved!")
End If
End Sub |
C# | Copy Code |
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private void AnnAutomation_ImageDirtyChanged(AnnAutomationManager manager) { // subscribe to the ImageDirtyChanged event of all automations foreach(AnnAutomation automation in manager.Automations) automation.ImageDirtyChanged += new EventHandler(automation_ImageDirtyChanged); } private void automation_ImageDirtyChanged(object sender, EventArgs e) { AnnAutomation automation = sender as AnnAutomation; if(automation.ImageDirty) { MessageBox.Show("Image has changed and needs saving!"); // // add code to save the automation.Viewer.Image here // // set the ImageDirty flag to false automation.ImageDirty = false; } else MessageBox.Show("Image has been saved!"); } |
Remarks
Requirements
Target Platforms: Microsoft .NET Framework 3.0, Windows XP, Windows Vista, and Windows Server 2003 family
See Also