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' The example uses the Tag property to change the backcolor of a picture
' box based upon the Tag of the control that is dragged over it.
 
' To try this example:
' 1. Choose New Project from the File menu
' 2. Choose New Form from the File menu to create a form with three picture
'    box controls
' 3. Set picture box properties:
'    • For Picture1, Dragmode = 1 (Automatic), Tag = Pic1
'    • For Picture2, Dragmode = 1 (Automatic), Tag = Pic2
' 4. Press Alt+F4 to return to the programming environment
' 5. Copy the code example below to the form module
' 6. Press F5 to run the example
 
 SUB Picture3_DragOver (Source AS CONTROL, X AS SINGLE, Y AS SINGLE, _
     State AS INTEGER)
     CONST ENTER = 0, LEAVE = 1, OVER = 2
     IF State = ENTER THEN
          ' Select based on Tag since CtlName is not available at run time
          SELECT CASE Source.Tag
          CASE "Pic1"
               Picture3.BackColor = 4
          CASE "Pic2"
               Picture3.BackColor = 10
          END SELECT
     ELSEIF State = LEAVE THEN
          Source.BackColor = Picture3.BackColor
     END IF
 END SUB