public void ShowImage(Bitmap poBitmap)
{
// InvokeRequired compares the thread ID of the
// calling thread to the thread ID of the creating thread.
// If they are different, it will return true.
if (picResultingBitmap.InvokeRequired)
{
// The calling thread is different than the UI thread
// Create the delegate
ShowImageCaller ldShowImage = new ShowImageCaller(ShowImage);
// Invoke the delegate with an asynchronous execution
// the current thread will not block until the delegate has been executed
this.BeginInvoke(ldShowImage, new object[] { poBitmap });
}
else
{
// The calling thread is the same than the UI thread
// Add the string received as a parameter to the ListBox control
picResultingBitmap.Image = poBitmap;
}
}
public void ShowImage(System.Drawing.Image paroImage)
{
// InvokeRequired compares the thread ID of the
// calling thread to the thread ID of the creating thread.
// If they are different, it will return true.
if (this.InvokeRequired)
{
// The calling thread is different than the UI thread
// Create the delegate
ShowImageCaller ldAddThumbnail = new ShowImageCaller(ShowImage);
// Invoke the delegate
// the current thread will block until the delegate has been executed
this.Invoke(ldAddThumbnail, new object[] { paroImage });
}
else
{
// The calling thread is the same than the UI thread
// Show the image in the picture box and assign its size
picImage.Size = paroImage.Size;
picImage.Image = paroImage;
}
}
