怎么实现像QQ热键设置一样的热键程序,最好能给个实例参考
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- VB编程如何实现查找并替换文本文件中指定的字符串?
Private Const WM_SETHOTKEY = &H32
Private Const HOTKEYF_SHIFT = &H1
Private Const HOTKEYF_CONTROL = &H2
Private Const HOTKEYF_ALT = &H4
Private Const HOTKEYF_EXT = &H8
Private Declare Function SendMessageAny Lib "User32" Alias "SendMessageA" (ByVal hWnd As Long, ByVal msg As Long, ByVal wParam As Long, lParam As Any) As Long
Private Type t2Byte
lByte As Byte
hByte As Byte
End TypePrivate Type tInteger
aint As Integer
End TypeDim ii As tInteger, bb As t2Byte '用来指定程序的快捷键Private Sub Form_Load()
bb.hByte = HOTKEYF_CONTROL Or HOTKEYF_SHIFT: bb.lByte = vbKeyT
LSet ii = bb: wParam = CLng(ii.aint)
i = SendMessageAny(Me.hWnd, WM_SETHOTKEY, wParam, 0) '指定Ctl-Shift-T 为hotkey
End Sub
2
Private Declare Function RegisterHotKey Lib "user32" (ByVal hWnd As Long, ByVal id As Long, ByVal fsModifiers As Long, ByVal vk As Long) As Long
Private Declare Function UnregisterHotKey Lib "user32" (ByVal hWnd As Long, ByVal id As Long) As Long
Private Declare Function PeekMessage Lib "user32" Alias "PeekMessageA" (lpMsg As Msg, ByVal hWnd As Long, ByVal wMsgFilterMin As Long, ByVal wMsgFilterMax As Long, ByVal wRemoveMsg As Long) As Long
Private Declare Function WaitMessage Lib "user32" () As Long
' 声明结构
Private Type POINTAPI
x As Long
y As Long
End Type
Private Type Msg
hWnd As Long
Message As Long
wParam As Long
lParam As Long
time As Long
pt As POINTAPI
End Type
' 声明常数
Private Const MOD_ALT = &H1
Private Const MOD_CONTROL = &H2
Private Const MOD_SHIFT = &H4
Private Const PM_REMOVE = &H1
Private Const WM_HOTKEY = &H312Private HotKey_Fg As BooleanPrivate Sub Form_Load()
Dim Message As Msg
'注册 Ctrl+Y 为热键
RegisterHotKey Me.hWnd, &HBFFF&, MOD_CONTROL, vbKeyY
'RegisterHotKey Me.hWnd, &HBFF2&, MOD_CONTROL, vbKeyU
Me.Show
Form1.Hide
'等待处理消息
HotKey_Fg = False
Do While Not HotKey_Fg
'等待消息
WaitMessage
'检查是否热键被按下
If PeekMessage(Message, Me.hWnd, WM_HOTKEY, WM_HOTKEY, PM_REMOVE) Then
Shell "calc.exe", vbNormalFocus
'Form1.Show 1
End If
'转让控制权,允许操作系统处理其他事件
DoEvents
Loop
End SubPrivate Sub Form_Unload(Cancel As Integer)
HotKey_Fg = True
'撤销热键的注册
Call UnregisterHotKey(Me.hWnd, &HBFFF&)
End Sub
可以用ctrl或者shift的,即使窗口不在当前也可以