vb.net里最简单的全局热键代码

’以下代码，可以让你的程序在没有激活地状态下，按下F4让你的程序处理活动状态，并可添加你想要的功能。

’vb.net 2012调试通过

Public Class Form1

    Public Declare Auto Function RegisterHotKey Lib "user32.dll" Alias "RegisterHotKey" (ByVal hwnd As IntPtr, ByVal id As Integer, ByVal fsModifiers As Integer, ByVal vk As Integer) As Boolean

    Public Declare Auto Function UnRegisterHotKey Lib "user32.dll" Alias "UnregisterHotKey" (ByVal hwnd As IntPtr, ByVal id As Integer) As Boolean

    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

        '注册全局热键 

        RegisterHotKey(Handle, 0, 0, Keys.F4)

        '第3个参数意义： 0=nothing 1 -alt 2-ctrl 3-ctrl+alt 4-shift 5-alt+shift 6-ctrl+shift 7-ctrl+shift+alt

    End Sub

    Private Sub Form1_Closed(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.Closed

        UnRegisterHotKey(Handle, 0)

    End Sub

    Protected Overrides Sub WndProc(ByRef m As Message)

        If m.Msg = 786 Then

            Me.Activate()

‘你想要的其它功能请添加到这里。

        End If

        MyBase.WndProc(m)

    End Sub

End Class