我想在VBA7.0中创建一个非模态弹出对话框。到目前为止,最有希望的途径似乎是CreateDialog。
首先,我尝试了CreateDialogW并接受了Entry point not found for CreateDialogW in DLL。
打开DLL后,我验证了这个函数没有列出。上面链接的MSDN引用显示了User32作为该函数的DLL,并列出了函数名CreateDialogW和CreateDialogA (分别为Unicode/ansi),但它们没有在我的计算机上的这个DLL中列出(Win 7专业,64位)。
因此,查看DLL中的函数列表,我看到了函数 (每个版本的Ansi和Unicode )。
我一直试图遵循MSDN,并将C示例转换为VB,但我遗漏了一些东西,我有点卡住了,因为我不知道自己做错了什么。代码编译和运行时没有错误,但是API调用不会发生任何事情--它会执行,但是什么也不会发生。
如果有人能给我指点正确的方向,我会非常感激的。我现在的解决办法糟透了,我真的很想把这个项目扣动起来。
Option Explicit
'Reference conversion of C to VB type declarations here
'http://msdn.microsoft.com/en-us/library/aa261773(v=vs.60).aspx
'Declare function to Win API CreateDialog function
'http://msdn.microsoft.com/en-us/library/ms645434(v=vs.85).aspx
Private Declare PtrSafe Function CreateDialog Lib "User32.dll" Alias "CreateDialogParamW" _
(ByVal lpTemplateName As LongPtr, _
ByRef lpDialogFunc As DIALOGPROC, _
ByVal dwInitParam As Long, _
Optional ByVal hInstance As Long, _
Optional ByVal hWndParent As Long) _
As Long
'Windows Style Constants
'http://msdn.microsoft.com/en-us/library/windows/desktop/ms632600(v=vs.85).aspx
Public Const WS_BORDER As Long = &H800000
Public Const WS_CAPTION As Long = &HC00000
Public Const WS_CHILD As Long = &H40000000
Public Const WS_CHILDWINDOW As Long = &H40000000
Public Const WS_CLIPCHILDREN As Long = &H2000000
Public Const WS_CLIPSIBLINGS As Long = &H4000000
Public Const WS_DISABLED As Long = &H8000000
Public Const WS_DLGFRAME As Long = &H400000
Public Const WS_GROUP As Long = &H20000
Public Const WS_HSCROLL As Long = &H100000
Public Const WS_ICONIC As Long = &H20000000
Public Const WS_MAXIMIZE As Long = &H1000000
Public Const WS_MAXIMIZEBOX As Long = &H10000
Public Const WS_MINIMIZE As Long = &H20000000
Public Const WS_MINIMIZEBOX As Long = &H20000
Public Const WS_OVERLAPPED As Long = &H0
Public Const WS_POPUP As Long = &H80000000
Public Const WS_SIZEBOX As Long = &H40000
Public Const WS_SYSMENU As Long = &H80000
Public Const WS_TABSTOP As Long = &H10000
Public Const WS_THICKFRAME As Long = &H40000
Public Const WS_TILED As Long = &H0
Public Const WS_VISIBLE As Long = &H10000000
Public Const WS_VSCROLL As Long = &H200000
Public Const WS_OVERLAPPEDWINDOW As Long = (WS_OVERLAPPED + WS_CAPTION + WS_SYSMENU + WS_THICKFRAME + WS_MINIMIZEBOX + WS_MAXIMIZEBOX)
Public Const WS_TILEDWINDOW As Long = (WS_OVERLAPPED + WS_CAPTION + WS_SYSMENU + WS_THICKFRAME + WS_MINIMIZEBOX + WS_MAXIMIZEBOX)
Public Const WS_POPUPWINDOW As Long = (WS_POPUP + WS_BORDER + WS_SYSMENU)
'Declare custom type for lpDialogFunc argument
'http://msdn.microsoft.com/en-us/library/windows/desktop/ms645469(v=vs.85).aspx
Public Type DIALOGPROC
hwndDlg As Long
uMsg As LongPtr
wparam As Long
lparam As Long
End Type
'MAKEINTRESOURCE Macro emulation
'http://msdn.microsoft.com/en-us/library/windows/desktop/ms648029(v=vs.85).aspx
'Bitwise function example found here: http://support.microsoft.com/kb/112651
'VB conversion found here: https://groups.google.com/forum/#!topic/microsoft.public.vb.winapi/UaK3S-bJaiQ _
modified with strong typing and to use string pointers for VB7
Private Function MAKEINTRESOURCE(ByVal lID As Long) As LongPtr
MAKEINTRESOURCE = StrPtr("#" & CStr(MAKELONG(lID, 0)))
End Function
Private Function MAKELONG(ByRef wLow As Long, ByRef wHi As Long)
'Declare variables
Dim LoLO As Long
Dim HiLO As Long
Dim LoHI As Long
Dim HiHI As Long
'Get the HIGH and LOW order words from the long integer value
GetHiLoWord wLow, LoLO, HiLO
GetHiLoWord wHi, LoHI, HiHI
If (wHi And &H8000&) Then
MAKELONG = (((wHi And &H7FFF&) * 65536) Or (wLow And &HFFFF&)) Or &H80000000
Else
MAKELONG = LoLO Or (&H10000 * LoHI)
'MAKELONG = ((wHi * 65535) + wLow)
End If
End Function
Private Function GetHiLoWord(lparam As Long, LOWORD As Long, HIWORD As Long)
'This is the LOWORD of the lParam:
LOWORD = lparam And &HFFFF&
'LOWORD now equals 65,535 or &HFFFF
'This is the HIWORD of the lParam:
HIWORD = lparam \ &H10000 And &HFFFF&
'HIWORD now equals 30,583 or &H7777
GetHiLoWord = 1
End Function
Public Function TstDialog()
Dim dpDialog As DIALOGPROC
dpDialog.hwndDlg = 0
dpDialog.uMsg = StrPtr("TEST")
dpDialog.lparam = 0
dpDialog.wparam = 0
CreateDialog hInstance:=0, lpTemplateName:=MAKEINTRESOURCE(WS_POPUPWINDOW + WS_VISIBLE), lpDialogFunc:=dpDialog, dwInitParam:=&H110
End Function发布于 2014-11-18 22:25:52
我不想从深入和深入的研究中减少,但是在VBA中动态创建无模式对话框是可能的。这是最初的问题,在提问者勇敢地用CreateDialog潜入兔子洞之前。因此,这个答案是针对在VBA中动态创建无模型对话框的最初问题,而不是如何使用CreateDialog。我在那儿帮不上忙。
如前所述,可以使用UserForm创建非模态对话框,但我们不希望无用的表单乱扔项目。我所完成的工作使用了Microsoft扩展性库。简而言之,我们创建一个类,该类在构造时向项目添加一个通用用户表单,并在终止时删除该userform。
还要注意,这是使用Excel进行测试的。我没有SolidWorks,所以我不能在那里测试它。
作为一个类模块做的很简单。
Option Explicit
Private pUserForm As VBIDE.VBComponent
Private Sub Class_Initialize()
' Add the userform when created '
Set pUserForm = ThisWorkbook.VBProject.VBComponents.Add(VBIDE.vbext_ct_MSForm)
End Sub
Private Sub Class_Terminate()
' remove the userform when instance is deleted '
ThisWorkbook.VBProject.VBComponenets.Remove pUserForm
End Sub
Public Property Get UserForm() As VBIDE.VBComponent
' allow crude access to modify the userform '
' ideally this will be replaced with more useful methods '
Set UserForm = pUserForm
End Property
Public Sub Show(ByVal mode As Integer)
VBA.UserForms.Add(pUserForm.Name).Show mode
End Sub理想情况下,这个类将得到更好的开发,并允许更容易地访问修改表单,但就目前而言,它是一个解决方案。
测试
Private Sub TestModelessLocal()
Dim localDialog As New Dialog
localDialog.UserForm.Properties("Caption") = "Hello World"
localDialog.Show vbModeless
End Sub当localDialog离开作用域时,您应该会看到一个窗口出现并消失。在您的UserForm1中创建并删除了一个VBProject。
此测试将创建一个持久对话框。不幸的是,UserForm1将保留在您的VBProject中,因为globalDialog仍然是定义的。重置项目不会删除用户表单。
Dim globalDialog As Dialog
Private Sub TestModeless()
Set globalDialog = New Dialog
globalDialog.UserForm.Properties("Caption") = "Hello World"
globalDialog.Show vbModeless
'Set globalDialog = Nothing closes window and removes the userform '
'Set gloablDialog = new Dialog should delete userform1 after added userform2'
End Sub因此,不要在模块范围内使用这个。
总之,这是一个丑陋的解决方案,但它远没有阿舍尔试图做的那么丑陋。
https://stackoverflow.com/questions/26810426
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