buenos dias estimados expertos, tengo una inquietud que me gustaria me la pudieran resolver
tengo un inputbox el cual uso para meterle una contraseña donde obviamente si es la contraseña correcta me deja continuar con los procesos de lo contrario se sale del proceso, mi pregunta es si a la hora de estar escribiendo sobre el inputbox la contraseña ¿me puede mostrar los caracteres como asterisco para que el usuario no vea los caracteres correctos de la contraseña?, ¿como seria el codigo para hacer que el inputbox no permita ver la contraseña?, algo parecido a la propiedad de passwordchar para un textbox pero que sea para un inputbox
de antemano muchas gracias y cualquier duda estoy a la orden.
nota: estuve leyendo algunos articulos y por ahi encontré este codigo
Option Explicit
'//////////////////////////////////////////////////////////////////// 'Password masked inputbox 'Allows you to hide characters entered in a VBA Inputbox. ' 'Code written by Daniel Klann 'http://www.danielklann.com/ 'March 2003
'API functions to be used Private Declare Function CallNextHookEx _ Lib "user32" ( _ ByVal hHook As Long, _ ByVal ncode As Long, _ ByVal wParam As Long, _ lParam As Any) _ As Long
Private Declare Function GetModuleHandle _ Lib "kernel32" _ Alias "GetModuleHandleA" ( _ ByVal lpModuleName As String) _ As Long
Private Declare Function SetWindowsHookEx _ Lib "user32" _ Alias "SetWindowsHookExA" ( _ ByVal idHook As Long, _ ByVal lpfn As Long, _ ByVal hmod As Long, _ ByVal dwThreadId As Long) _ As Long
Private Declare Function UnhookWindowsHookEx _ Lib "user32" ( _ ByVal hHook As Long) _ As Long
Private Declare Function SendDlgItemMessage _ Lib "user32" Alias "SendDlgItemMessageA" ( _ ByVal hDlg As Long, _ ByVal nIDDlgItem As Long, _ ByVal wMsg As Long, _ ByVal wParam As Long, _ ByVal lParam As Long) _ As Long
Private Declare Function GetClassName _ Lib "user32" _ Alias "GetClassNameA" ( _ ByVal hwnd As Long, _ ByVal lpClassName As String, _ ByVal nMaxCount As Long) _ As Long
Private Declare Function GetCurrentThreadId _ Lib "kernel32" () _ As Long
'Constants to be used in our API functions Private Const EM_SETPASSWORDCHAR = &HCC Private Const WH_CBT = 5 Private Const HCBT_ACTIVATE = 5 Private Const HC_ACTION = 0
Private hHook As Long
Public Function NewProc(ByVal lngCode As Long, _ ByVal wParam As Long, _ ByVal lParam As Long) As Long
Dim RetVal Dim strClassName As String, lngBuffer As Long
If lngCode < HC_ACTION Then NewProc = CallNextHookEx(hHook, lngCode, wParam, lParam) Exit Function End If
strClassName = String$(256, " ") lngBuffer = 255
If lngCode = HCBT_ACTIVATE Then 'A window has been activated RetVal = GetClassName(wParam, strClassName, lngBuffer) If Left$(strClassName, RetVal) = "#32770" Then 'Class name of the Inputbox 'This changes the edit control so that it display the password character *. 'You can change the Asc("*") as you please. SendDlgItemMessage wParam, &H1324, EM_SETPASSWORDCHAR, Asc("*"), &H0 End If End If
'This line will ensure that any other hooks that may be in place are 'called correctly. CallNextHookEx hHook, lngCode, wParam, lParam
End Function
'// Make it public = avail to ALL Modules '// Lets simulate the VBA Input Function Public Function InputBoxDK(Prompt As String, Optional Title As String, _ Optional Default As String, _ Optional Xpos As Long, _ Optional Ypos As Long, _ Optional Helpfile As String, _ Optional Context As Long) As String
Dim lngModHwnd As Long, lngThreadID As Long
'// Lets handle any Errors JIC! due to HookProc> App hang! On Error GoTo ExitProperly lngThreadID = GetCurrentThreadId lngModHwnd = GetModuleHandle(vbNullString)
hHook = SetWindowsHookEx(WH_CBT, AddressOf NewProc, lngModHwnd, lngThreadID) If Xpos Then InputBoxDK = InputBox(Prompt, Title, Default, Xpos, Ypos, Helpfile, Context) Else InputBoxDK = InputBox(Prompt, Title, Default, , , Helpfile, Context) End If
ExitProperly: UnhookWindowsHookEx hHook
End Function
Sub TestDKInputBox() Dim x
x = InputBoxDK("Ingrese su Contraseña aqui.", "Contraseña Requerida") If x = "" Then End If x <> "123" Then MsgBox "No ingreso la contraseña correcta ." End End If
MsgBox "Welcome Creator!", vbExclamation
End Sub
Option Explicit
'//////////////////////////////////////////////////////////////////// 'Password masked inputbox 'Allows you to hide characters entered in a VBA Inputbox. ' 'Code written by Daniel Klann 'http://www.danielklann.com/ 'March 2003
'API functions to be used Private Declare Function CallNextHookEx _ Lib "user32" ( _ ByVal hHook As Long, _ ByVal ncode As Long, _ ByVal wParam As Long, _ lParam As Any) _ As Long
Private Declare Function GetModuleHandle _ Lib "kernel32" _ Alias "GetModuleHandleA" ( _ ByVal lpModuleName As String) _ As Long
Private Declare Function SetWindowsHookEx _ Lib "user32" _ Alias "SetWindowsHookExA" ( _ ByVal idHook As Long, _ ByVal lpfn As Long, _ ByVal hmod As Long, _ ByVal dwThreadId As Long) _ As Long
Private Declare Function UnhookWindowsHookEx _ Lib "user32" ( _ ByVal hHook As Long) _ As Long
Private Declare Function SendDlgItemMessage _ Lib "user32" Alias "SendDlgItemMessageA" ( _ ByVal hDlg As Long, _ ByVal nIDDlgItem As Long, _ ByVal wMsg As Long, _ ByVal wParam As Long, _ ByVal lParam As Long) _ As Long
Private Declare Function GetClassName _ Lib "user32" _ Alias "GetClassNameA" ( _ ByVal hwnd As Long, _ ByVal lpClassName As String, _ ByVal nMaxCount As Long) _ As Long
Private Declare Function GetCurrentThreadId _ Lib "kernel32" () _ As Long
'Constants to be used in our API functions Private Const EM_SETPASSWORDCHAR = &HCC Private Const WH_CBT = 5 Private Const HCBT_ACTIVATE = 5 Private Const HC_ACTION = 0
Private hHook As Long
Public Function NewProc(ByVal lngCode As Long, _ ByVal wParam As Long, _ ByVal lParam As Long) As Long
Dim RetVal Dim strClassName As String, lngBuffer As Long
If lngCode < HC_ACTION Then NewProc = CallNextHookEx(hHook, lngCode, wParam, lParam) Exit Function End If
strClassName = String$(256, " ") lngBuffer = 255
If lngCode = HCBT_ACTIVATE Then 'A window has been activated RetVal = GetClassName(wParam, strClassName, lngBuffer) If Left$(strClassName, RetVal) = "#32770" Then 'Class name of the Inputbox 'This changes the edit control so that it display the password character *. 'You can change the Asc("*") as you please. SendDlgItemMessage wParam, &H1324, EM_SETPASSWORDCHAR, Asc("*"), &H0 End If End If
'This line will ensure that any other hooks that may be in place are 'called correctly. CallNextHookEx hHook, lngCode, wParam, lParam
End Function
'// Make it public = avail to ALL Modules '// Lets simulate the VBA Input Function Public Function InputBoxDK(Prompt As String, Optional Title As String, _ Optional Default As String, _ Optional Xpos As Long, _ Optional Ypos As Long, _ Optional Helpfile As String, _ Optional Context As Long) As String
Dim lngModHwnd As Long, lngThreadID As Long
'// Lets handle any Errors JIC! due to HookProc> App hang! On Error GoTo ExitProperly lngThreadID = GetCurrentThreadId lngModHwnd = GetModuleHandle(vbNullString)
hHook = SetWindowsHookEx(WH_CBT, AddressOf NewProc, lngModHwnd, lngThreadID) If Xpos Then InputBoxDK = InputBox(Prompt, Title, Default, Xpos, Ypos, Helpfile, Context) Else InputBoxDK = InputBox(Prompt, Title, Default, , , Helpfile, Context) End If
ExitProperly: UnhookWindowsHookEx hHook
End Function
Sub TestDKInputBox() Dim x
x = InputBoxDK("Ingrese su Contraseña aqui.", "Contraseña Requerida") If x = "" Then End If x <> "123" Then MsgBox "No ingreso la contraseña correcta ." End End If
MsgBox "Welcome Creator!", vbExclamation
End Sub
[/PHP]
que a mi parecer esta muy complicado, ¿habra algo mas sencillo de adaptar?
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buenos dias estimados expertos, tengo una inquietud que me gustaria me la pudieran resolver
tengo un inputbox el cual uso para meterle una contraseña donde obviamente si es la contraseña correcta me deja continuar con los procesos de lo contrario se sale del proceso, mi pregunta es si a la hora de estar escribiendo sobre el inputbox la contraseña ¿me puede mostrar los caracteres como asterisco para que el usuario no vea los caracteres correctos de la contraseña?, ¿como seria el codigo para hacer que el inputbox no permita ver la contraseña?, algo parecido a la propiedad de passwordchar para un textbox pero que sea para un inputbox
de antemano muchas gracias y cualquier duda estoy a la orden.
nota: estuve leyendo algunos articulos y por ahi encontré este codigo
que a mi parecer esta muy complicado, ¿habra algo mas sencillo de adaptar?