快捷键设置

[sunny8226]

在程序运行的任何时候，如果按下所设置的快捷键则弹出另一个窗体，如何实现？

我在没有任何控件的窗体的form-keydown事件里做判断是可以实现的，但一旦加如控件就不能触发该事件。请各位帮忙。

[MY2000]

'Module Code:
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
MsgBox "abcde"
End If
End If
End If
'如果不是热键信息则调用原来的程序
Wndproc = CallWindowProc(preWinProc, hwnd, Msg, wParam, lParam)

End Function
===========================================
'Form Code:
Option Explicit

Private Sub Form_Load()
Dim ret As Long

'记录原来的window程序地址
preWinProc = GetWindowLong(Me.hwnd, GWL_WNDPROC)
'用自定义程序代替原来的window程序
ret = SetWindowLong(Me.hwnd, GWL_WNDPROC, AddressOf Wndproc)

idHotKey = 1
Modifiers = MOD_ALT '+ MOD_CONTROL 'Alt+Ctrl 键
uVirtKey = vbKeyF4 'F4键
ret = RegisterHotKey(Me.hwnd, idHotKey, Modifiers, uVirtKey)
End Sub

Private Sub Form_Unload(Cancel As Integer)
Dim ret As Long
'取消Message的截取，使之送往原来的windows程序
ret = SetWindowLong(Me.hwnd, GWL_WNDPROC, preWinProc)
Call UnregisterHotKey(Me.hwnd, uVirtKey)

End Sub
+++++++++++++++++++++++++++
天啊！我又抄了些垃圾！

[trickster]

把窗体的KeyPreview属性设成True就可以了。
这样即使焦点在一个文本框里也一样能触发窗体的键盘事件

[sunny8226]

有新问题：
Toolbar已经绑定imagelist的图象，想在程序运行是动态的改变为另一个图象，怎么实现？

[科学家]

在所有的控件里面都加上这个事件---实在不行的话！这样不管哪个控件获得焦点都不怕了，哈！

[sunny8226]

已经知道了/