Возможно ли? Пишу портабельную прогу. Все нативные DLL запускаются из памяти, только OCX остались снаружи.
Можно с ними также как с нативными DLL, обработал импорт и вызвал функцию, без сохранения на диск конечно.
Jack Ferre писал(а):2 jangle
Не поделитесь файликом модуля, с помощью которого можно вызывать функции из длл?
Хакер писал(а):делать магию
Jack Ferre писал(а):В таком случае не понимаю смысл пихать в ресурсы dll-ки, если их потом оттуда вытаскивает другая (или вы их скрываете ?).
Кривоус Анатолий писал(а):(вот проблема будет в ручном парсинге библиотеки типов)
Хакер писал(а):А зачем? Что мешает нормально положить TLB себе в ресурсы?
Set Ctl = ControlAdd(Path, CLSID, ProgID, Name, Container)
FORM1:
Dim ExcelApp As Object
Private Sub Command1_Click()
Set ExcelApp = CreateObject("excel.application")
Advise ExcelApp
ExcelApp.Visible = True
ExcelApp.WorkBooks.Add
End Sub
Option Explicit
Type CSink
Interfaces As Long
RefCount As Long
EventIID As UUID
End Type
Private IID_IUnknown As UUID
Private IID_IDispatch As UUID
Dim vtable(0 To 6) As Long
Private Function EventSink_QueryInterface(This As CSink, RIID As UUID, lObj As Long) As Long
On Error GoTo ErrLine
If IsEqualGUID(RIID, IID_IUnknown) Then
lObj = VarPtr(This)
This.RefCount = This.RefCount + 1
ElseIf IsEqualGUID(RIID, IID_IDispatch) Then
lObj = VarPtr(This)
This.RefCount = This.RefCount + 1
ElseIf IsEqualGUID(RIID, This.EventIID) Then
lObj = VarPtr(This)
This.RefCount = This.RefCount + 1
Else
lObj = 0
EventSink_QueryInterface = E_NOINTERFACE
End If
ErrLine:
End Function
Private Function EventSink_AddRef(This As CSink) As Long
This.RefCount = This.RefCount + 1
EventSink_AddRef = This.RefCount
End Function
Private Function EventSink_Release(This As CSink) As Long
This.RefCount = This.RefCount - 1
EventSink_Release = This.RefCount
If This.RefCount = 0 Then GlobalFree VarPtr(This)
End Function
Private Function EventSink_GetTypeInfoCount(This As CSink, pctinfo As Long) As Long
pctinfo = 0 ' Not implemented
EventSink_GetTypeInfoCount = E_NOTIMPL
End Function
Private Function EventSink_GetTypeInfo(This As CSink, ByVal iTInfo As Long, ByVal lcid As Long, ppTInfo As Long) As Long
ppTInfo = 0
EventSink_GetTypeInfo = E_NOTIMPL
End Function
Private Function EventSink_GetIDsOfNames(This As CSink, RIID As UUID, rgszNames As Long, ByVal cNames As Long, ByVal lcid As Long, rgDispId As Long) As Long
EventSink_GetIDsOfNames = E_NOTIMPL
End Function
Private Function EventSink_Invoke(This As CSink, ByVal dispIdMember As Long, RIID As olelib.UUID, ByVal lcid As Long, ByVal wFlags As Integer, ByVal pDispParams As Long, ByVal pVarResult As Long, pExcepInfo As olelib.EXCEPINFO, puArgErr As Long) As Long
Dim a() As Variant
OnEvent dispIdMember
EventSink_Invoke = S_OK ' This method never fails
End Function
Private Function AddrOf(ByVal Add As Long) As Long
AddrOf = Add
End Function
Private Function OnEvent(ByVal dispIdMember As Long) As Long
Form1.List1.AddItem "事件ID:" & dispIdMember
End Function
Public Function CreateSink(EventIID As UUID) As Object
Dim lEventSinkPtr As Long, lOldProt As Long
vtable(0) = AddrOf(AddressOf EventSink_QueryInterface)
vtable(1) = AddrOf(AddressOf EventSink_AddRef)
vtable(2) = AddrOf(AddressOf EventSink_Release)
vtable(3) = AddrOf(AddressOf EventSink_GetTypeInfoCount)
vtable(4) = AddrOf(AddressOf EventSink_GetTypeInfo)
vtable(5) = AddrOf(AddressOf EventSink_GetIDsOfNames)
vtable(6) = AddrOf(AddressOf EventSink_Invoke)
Dim EventSink As CSink
With EventSink
.Interfaces = VarPtr(vtable(0))
.RefCount = 1
.EventIID = EventIID
End With
lEventSinkPtr = GlobalAlloc(GPTR, LenB(EventSink))
If lEventSinkPtr Then
MoveMemory ByVal lEventSinkPtr, EventSink, LenB(EventSink)
MoveMemory CreateSink, lEventSinkPtr, 4
CLSIDFromString IIDSTR_IUnknown, IID_IUnknown
CLSIDFromString IIDSTR_IDispatch, IID_IDispatch
Else
Err.Raise 7, "CreateEventSink"
End If
End Function
Sub Advise(EventObject As Object, Optional SourceIID As String)
On Error GoTo ErrLine
Dim oCPC As IConnectionPointContainer
Dim oEnm As IEnumConnectionPoints
Dim oCP As IConnectionPoint
Dim oUnk As olelib.IUnknown
Dim tIID As UUID
Dim lCookie As Long
Set oCPC = EventObject
If LenB(SourceIID) = 0 Then
Set oEnm = oCPC.EnumConnectionPoints
oEnm.Next 1, oCP
oCP.GetConnectionInterface tIID
Else
CLSIDFromString SourceIID, tIID
Set oCP = oCPC.FindConnectionPoint(tIID)
End If
Set oUnk = CreateSink(tIID)
lCookie = oCP.Advise(oUnk)
Exit Sub
Disconnect:
oCP.Unadvise lCookie
ErrLine:
End Sub
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