Вы можете сделать это, подключив пользовательскую форму и используя Windows API, я адаптировал некоторый код из Здесь
Обратите внимание на это авторское право:
Этот код изначально был написан Девом Ашишем. «Это не должно быть изменено или распространено, кроме как как часть приложения. «Вы можете использовать его в любом приложении» при условии, что уведомление об авторских правах останется без изменений. '' Код любезно предоставлен Девом Ашишем
(Хотя я кое-что адаптировал) В пользовательской форме поместите этот код:
Private Declare Function FindWindow Lib "user32" Alias "FindWindowA" (ByVal
lpClassName As String, ByVal lpWindowName As String) As Long
Function hWnd() As Long
Dim hWndThis As Long
If Val(Application.Version) > 8 Then
hWndThis = FindWindow(lpClassName:="ThunderDFrame", lpWindowName:=Me.Caption)
Else
hWndThis = FindWindow(lpClassName:="ThunderXFrame", lpWindowName:=Me.Caption)
End If
hWnd = hWndThis
End Function
Private Sub UserForm_Initialize()
Call sEnableDrop(Me, hWnd)
Call sHook(hWnd)
End Sub
Private Declare Function apiCallWindowProc 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
Private Declare Function apiSetWindowLong Lib "user32" _
Alias "SetWindowLongA" _
(ByVal hWnd As Long, _
ByVal nIndex As Long, _
ByVal wNewWord As Long) _
As Long
Private Declare Function apiGetWindowLong Lib "user32" _
Alias "GetWindowLongA" _
(ByVal hWnd As Long, _
ByVal nIndex As Long) _
As Long
Private Declare Sub sapiDragAcceptFiles Lib "shell32.dll" _
Alias "DragAcceptFiles" _
(ByVal hWnd As Long, _
ByVal fAccept As Long)
Private Declare Sub sapiDragFinish Lib "shell32.dll" _
Alias "DragFinish" _
(ByVal hDrop As Long)
Private Declare Function apiDragQueryFile Lib "shell32.dll" _
Alias "DragQueryFileA" _
(ByVal hDrop As Long, _
ByVal iFile As Long, _
ByVal lpszFile As String, _
ByVal cch As Long) _
As Long
Private lpPrevWndProc As Long
Private Const GWL_WNDPROC As Long = (-4)
Private Const GWL_EXSTYLE = (-20)
Private Const WM_DROPFILES = &H233
Private Const WS_EX_ACCEPTFILES = &H10&
Private hWnd_Frm As Long
Sub sDragDrop(ByVal hWnd As Long, _
ByVal Msg As Long, _
ByVal wParam As Long, _
ByVal lParam As Long)
Dim lngRet As Long, strTmp As String, intLen As Integer
Dim lngCount As Long, i As Long, strOut As String
Const cMAX_SIZE = 50
On Error Resume Next
If Msg = WM_DROPFILES Then
strTmp = String$(255, 0)
lngCount = apiDragQueryFile(wParam, &HFFFFFFFF, strTmp, Len(strTmp))
For i = 0 To lngCount - 1
strTmp = String$(cMAX_SIZE, 0)
intLen = apiDragQueryFile(wParam, i, strTmp, cMAX_SIZE)
strOut = strOut & Left$(strTmp, intLen) & ";"
Next i
strOut = Left$(strOut, Len(strOut) - 1)
Call sapiDragFinish(wParam)
MsgBox strOut
Else
lngRet = apiCallWindowProc( _
ByVal lpPrevWndProc, _
ByVal hWnd, _
ByVal Msg, _
ByVal wParam, _
ByVal lParam)
End If
End Sub
Sub sEnableDrop(frm As UserForm, hWnd As Long)
Dim lngStyle As Long, lngRet As Long
lngStyle = apiGetWindowLong(hWnd, GWL_EXSTYLE)
lngStyle = lngStyle Or WS_EX_ACCEPTFILES
lngRet = apiSetWindowLong(hWnd, GWL_EXSTYLE, lngStyle)
Call sapiDragAcceptFiles(hWnd, True)
hWnd_Frm = hWnd
End Sub
Sub sHook(hWnd As Long)
lpPrevWndProc = apiSetWindowLong(hWnd, GWL_WNDPROC, AddressOf sDragDrop)
End Sub
Sub sUnhook(hWnd As Long)
Dim lngTmp As Long
lngTmp = apiSetWindowLong(hWnd, GWL_WNDPROC, lpPrevWndProc)
lpPrevWndProc = 0
End Sub
Функция sDragDrop помещает список файлов в окно сообщений, но вы можете установить переменную для его хранения.
Конечно, поскольку это зацепление за окно, это риск для стабильности!
person
ainwood
schedule
09.07.2017