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vb按热键启动应用程序

2012-07-22 09:50:35| 分类：编程-VB | 标签： |举报 |字号大中小订阅

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'模块声明 :

' 模块声明
Option Explicit

Declare Function SetWindowLong Lib "user32" Alias "SetWindowLongA" (ByVal hwnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
Declare Function GetWindowLong Lib "user32" Alias "GetWindowLongA" (ByVal hwnd As Long, ByVal nIndex As Long) As Long
Declare Function CallWindowProc Lib "user32" Alias "CallWindowProcA" (ByVal lpPrevWndFunc As Long, ByVal hwnd As Long, ByVal Msg As Long, ByVal wParam As Long, ByVal lParam As Long) As Long
Declare Function RegisterHotKey Lib "user32" (ByVal hwnd As Long, ByVal id As Long, ByVal fsModifiers As Long, ByVal vk As Long) As Long
Declare Function UnregisterHotKey Lib "user32" (ByVal hwnd As Long, ByVal id As Long) As Long

Public Const WM_HOTKEY = &H312
Public Const MOD_ALT = &H1
Public Const MOD_CONTROL = &H2
Public Const MOD_SHIFT = &H4
Public Const GWL_WNDPROC = (-4)

Public preWinProc As Long
Public Modifiers As Long, uVirtKey As Long, idHotKey As Long

Private Type taLong
    ll As Long
End Type
Private Type t2Int
    lWord As Integer
    hword As Integer
End Type
Public Function wndproc(ByVal hwnd As Long, ByVal Msg As Long, ByVal wParam As Long, ByVal lParam As Long) As Long
    If Msg = WM_HOTKEY Then
        If wParam = idHotKey Then
            Dim lp As taLong, i2 As t2Int
            lp.ll = lParam
            LSet i2 = lp
            If (i2.lWord = Modifiers) And i2.hword = uVirtKey Then
                'Debug.Print "HotKey Shift-Alt-G Pressed "
                Form1.WindowState = 0
            End If
        End If
    End If
    wndproc = CallWindowProc(preWinProc, hwnd, Msg, wParam, lParam)
End Function

窗体代码:

'窗体代码
Option Explicit

Sub Form_Load()
    Dim ret As Long
    preWinProc = GetWindowLong(Me.hwnd, GWL_WNDPROC)
    ret = SetWindowLong(Me.hwnd, GWL_WNDPROC, AddressOf wndproc)
    idHotKey = 1
    uVirtKey = vbKeyF11 '
    ret = RegisterHotKey(Me.hwnd, idHotKey, Modifiers, uVirtKey)
End Sub

Private Sub Form_Unload(Cancel As Integer)
Dim ret As Long

ret = SetWindowLong(Me.hwnd, GWL_WNDPROC, preWinProc)
Call UnregisterHotKey(Me.hwnd, uVirtKey)
End Sub

摘自：网络整理

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历史上的今天

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<#--引用记录--> <#--博主推荐--> <#--随机阅读--> <#--首页推荐--> <#--历史上的今天--> <#--被推荐日志--> <#--上一篇，下一篇--> <#-- 热度 -->

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<#-- 网易新闻广告 --> <#--右边模块结构--> <#--评论模块结构--> <#--引用模块结构--> <#--博主发起的投票-->

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