The ImageDirtyChanged Event supports WPF/Silverlight.

The ImageDirtyChanged Event is available in LEADTOOLS Document and Medical Imaging toolkits.

Occurs when the ImageDirty value changes. Supported in Silverlight, Windows Phone 7

Syntax

Visual Basic (Declaration)
Public Event ImageDirtyChanged As EventHandler

Visual Basic (Usage)	Copy Code
Dim instance As AnnAutomation Dim handler As EventHandler AddHandler instance.ImageDirtyChanged, handler

C#
public event EventHandler ImageDirtyChanged

C++/CLI
public: event EventHandler^ ImageDirtyChanged

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
Private Sub AnnAutomation_ImageDirtyChanged(ByVal manager As AnnAutomationManager) ' subscribe to the ImageDirtyChanged event of all automations 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 = DirectCast(sender, AnnAutomation) If automation.ImageDirty Then 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!") End If End Sub

Visual Basic

Copy Code

Private Sub AnnAutomation_ImageDirtyChanged(ByVal manager As AnnAutomationManager)
   ' subscribe to the ImageDirtyChanged event of all automations
   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 = DirectCast(sender, AnnAutomation)
   If automation.ImageDirty Then
      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!")
   End If
End Sub

C#	Copy Code
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!"); }

Copy Code

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!");
}

SilverlightCSharp	Copy Code
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!"); }

SilverlightCSharp

Copy Code

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!");
}

SilverlightVB	Copy Code
Private Sub AnnAutomation_ImageDirtyChanged(ByVal manager As AnnAutomationManager) ' subscribe to the ImageDirtyChanged event of all automations 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 = TryCast(sender, AnnAutomation) If automation.ImageDirty Then 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!") End If End Sub

SilverlightVB

Copy Code

Private Sub AnnAutomation_ImageDirtyChanged(ByVal manager As AnnAutomationManager)
   ' subscribe to the ImageDirtyChanged event of all automations
   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 = TryCast(sender, AnnAutomation)
   If automation.ImageDirty Then
      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!")
   End If
End Sub

Remarks

This event will be fired after the ImageDirty value changes.

The Leadtools.Windows.Controls.ImageViewer.Source in the Viewer might change after calling any of the following methods:

You can use this event along with the ImageDirty property to update your application user interface.

Requirements

Target Platforms: Silverlight 3.0, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7, MAC OS/X (Intel Only)

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ImageDirtyChanged Event
See Also

Syntax

Example

Remarks

Requirements

See Also

Reference