Private MouseIsDown As Boolean = False
Private Sub TextBox1_MouseDown(ByVal sender As Object, ByVal e As _
System.Windows.Forms.MouseEventArgs) Handles TextBox1.MouseDown
' Set a flag to show that the mouse is down.
MouseIsDown = True
End Sub
Private Sub TextBox1_MouseMove(ByVal sender As Object, ByVal e As _
System.Windows.Forms.MouseEventArgs) Handles TextBox1.MouseMove
If MouseIsDown Then
' Initiate dragging.
TextBox1.DoDragDrop(TextBox1.Text, DragDropEffects.Copy)
End If
MouseIsDown = False
End Sub
Private Sub TextBox2_DragEnter(ByVal sender As Object, ByVal e As _
System.Windows.Forms.DragEventArgs) Handles TextBox2.DragEnter
' Check the format of the data being dropped.
If (e.Data.GetDataPresent(DataFormats.Text)) Then
' Display the copy cursor.
e.Effect = DragDropEffects.Copy
Else
' Display the no-drop cursor.
e.Effect = DragDropEffects.None
End If
End Sub
Private Sub TextBox2_DragDrop(ByVal sender As Object, ByVal e As _
System.Windows.Forms.DragEventArgs) Handles TextBox2.DragDrop
' Paste the text.
TextBox2.Text = e.Data.GetData(DataFormats.Text)
End Sub
xD
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As _
System.EventArgs) Handles MyBase.Load
' Enable dropping.
PictureBox2.AllowDrop = True
End Sub
Private Sub PictureBox1_MouseDown(ByVal sender As Object, ByVal e As _
System.Windows.Forms.MouseEventArgs) Handles PictureBox1.MouseDown
If Not PictureBox1.Image Is Nothing Then
' Set a flag to show that the mouse is down.
m_MouseIsDown = True
End If
End Sub
Private Sub PictureBox1_MouseMove(ByVal sender As Object, ByVal e As _
System.Windows.Forms.MouseEventArgs) Handles PictureBox1.MouseMove
If m_MouseIsDown Then
' Initiate dragging and allow either copy or move.
PictureBox1.DoDragDrop(PictureBox1.Image, DragDropEffects.Copy Or _
DragDropEffects.Move)
End If
m_MouseIsDown = False
End Sub
Private Sub PictureBox2_DragEnter(ByVal sender As Object, ByVal e As _
System.Windows.Forms.DragEventArgs) Handles PictureBox2.DragEnter
If e.Data.GetDataPresent(DataFormats.Bitmap) Then
' Check for the CTRL key.
If e.KeyState = 9 Then
e.Effect = DragDropEffects.Copy
Else
e.Effect = DragDropEffects.Move
End If
Else
e.Effect = DragDropEffects.None
End If
End Sub
Private Sub PictureBox2_DragDrop(ByVal sender As Object, ByVal e As _
System.Windows.Forms.DragEventArgs) Handles PictureBox2.DragDrop
' Assign the image to the PictureBox.
PictureBox2.Image = e.Data.GetData(DataFormats.Bitmap)
' If the CTRL key is not pressed, delete the source picture.
If Not e.KeyState = 8 Then
PictureBox1.Image = Nothing
End If
End Sub