.Net 定义全局快捷键

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, Nothing, Keys.Delete)
RegisterHotKey(Handle, 1, Nothing, Keys.F4)
'fsModifiers取值  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)
UnRegisterHotKey(Handle, 1)
End Sub

Protected Overrides Sub WndProc(ByRef m As Message)
If m.Msg = 786 Then

If m.WParam.ToInt32 = 0 Then
MessageBox.Show("del")
ElseIf m.WParam.ToInt32 = 1 Then
MessageBox.Show("f4")

End If

End If

MyBase.WndProc(m)
End Sub