Form mouse move event : Mouse Event « Event « VB.Net Tutorial






Form mouse move event
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms

public class FormRefresh
   public Shared Sub Main
        Application.Run(New Form1)
   End Sub
End class

Public Class Form1
    Private MouseX As Integer
    Private MouseY As Integer

    Dim rectangle1 As Rectangle = New Rectangle(15, 35, 80, 80)

    Private Sub Form1_MouseMove(ByVal sender As Object, _
          ByVal e As System.Windows.Forms.MouseEventArgs) _
          Handles Me.MouseMove
        MouseX = e.X
        MouseY = e.Y

        Me.Invalidate()

    End Sub

    Private Sub Form1_Paint(ByVal sender As Object, _
          ByVal e As System.Windows.Forms.PaintEventArgs) _
          Handles Me.Paint
          
          rectangle1.X = MouseX
          rectangle1.Y = MouseY
        Dim canvas As Graphics = e.Graphics  
        canvas.DrawRectangle(Pens.DarkRed, rectangle1)
    End Sub
End Class


<Global.Microsoft.VisualBasic.CompilerServices.DesignerGenerated()> _
Partial Class Form1
    Inherits System.Windows.Forms.Form

    'Form overrides dispose to clean up the component list.
    <System.Diagnostics.DebuggerNonUserCode()> _
    Protected Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing AndAlso components IsNot Nothing Then
            components.Dispose()
        End If
        MyBase.Dispose(disposing)
    End Sub

    'Required by the Windows Form Designer
    Private components As System.ComponentModel.IContainer

    'NOTE: The following procedure is required by the Windows Form Designer
    'It can be modified using the Windows Form Designer.  
    'Do not modify it using the code editor.
    <System.Diagnostics.DebuggerStepThrough()> _
    Private Sub InitializeComponent()
        Me.SuspendLayout()
        '
        'Form1
        '
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(469, 387)
        Me.Name = "Form1"
        Me.Text = "Redrawing by Invalidating"
        Me.ResumeLayout(False)

    End Sub

End Class








11.7.Mouse Event
11.7.1.Mouse Events IllustationMouse Events Illustation
11.7.2.Mouse move eventMouse move event
11.7.3.Form mouse move eventForm mouse move event
11.7.4.Mouse Enter and LeaveMouse Enter and Leave
11.7.5.Double and single clickDouble and single click