This document contains code snippets demonstrating different mouse and keyboard events in Visual Basic, including: - MouseMove events that change font sizes and display coordinates - Drag and drop functionality using MouseDown and DragDrop events - DoubleClick event that prints a message - KeyDown and KeyUp events that display uppercase and lowercase keyboard keys - KeyPress event that displays ASCII code and character of keys

1. 1

2. Events
2

3. Click
Double Click
Move
Drag and Drop
mousedown/mouseup
3

4. MouseMove
Private Sub Command1_MouseMove(Button As
Integer, Shift As Integer, X As Single, Y As Single)
Command1.FontSize = 10
End Sub
____________________________________
Private Sub Form_MouseMove(Button As Integer,
Shift As Integer, X As Single, Y As Single)
Command1.FontSize = 8
End
4

5. Move
Private Sub Form_MouseMove(Button As Integer,
Shift As Integer, X As Single, Y As Single)
Label1.Caption = X
Label2.Caption = Y
End Sub
5

6. MouseMove
3210
6

7. MouseMove
Private Sub Command1_MouseMove(Button As Integer, Shift As Integer, X
As Single, Y As Single)
Text1.FontSize = Text1.FontSize + 3
Text2.FontSize = Text1.FontSize + 3
End Sub
Private Sub Command2_MouseMove(Button As Integer, Shift As Integer, X
As Single, Y As Single)
Text1.BackColor = vbRed
Text2.BackColor = vbRed
End Sub
Private Sub Form_MouseMove(Button As Integer, Shift As Integer, X As
Single, Y As Single)
Text1.Text = X
Text2.Text = Y
End Sub
7

8. Mousedown, dragdrop
4212
Private Sub Form_DragDrop(Source As Control, X As
Single, Y As Single)
Image1.Move X, Y
End Sub
Private Sub Image1_MouseDown(Button As Integer,
Shift As Integer, X As Single, Y As Single)
Image1.Drag
End Sub
8

9. doubleclick
Private Sub Form_DblClick()
Print "You have double clicked"
End Sub
9

10. Keydown, keyup
5217
Private Sub Form_KeyDown(KeyCode As Integer,
Shift As Integer)
Label1.Caption = UCase(Chr(KeyCode))
End Sub
Private Sub Form_KeyUp(KeyCode As Integer, Shift
As Integer)
Label2.Caption = LCase(Chr(KeyCode))
End Sub
10

11. Keypress
6219
Private Sub Command1_KeyPress(KeyAscii As
Integer)
Label1.Caption = KeyAscii
Label2.Caption = Chr(KeyAscii)
End Sub
End Sub
11