AUTHDLG.C

// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF 
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO 
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A 
// PARTICULAR PURPOSE. 
// 
// Copyright 1993 - 1998 Microsoft Corporation.  All Rights Reserved. 
// 
//  MODULE:   authdlg.c 
// 
//  PURPOSE:   Displays the "AuthDlg" dialog box 
// 
//  FUNCTIONS: 
//    AuthDlg           - Processes messages for "AuthDlg" dialog box. 
//    MsgAuthDlgInit    - To initialize the authdlg box with version info 
//                      from resources. 
//    MsgAuthDlgCommand - Process WM_COMMAND message sent to the authdlg box. 
//    CmdAuthDlgOK      - Free the authdlg box and signal continue with dial. 
//    CmdAuthDlgCancel  - Free the authdlg box. 
// 
//  COMMENTS: 
//    Dialog Box to get authentication information 
// 
// 
 
#include <windows.h>            // required for all Windows applications 
#include <windowsx.h> 
#ifdef WIN16 
#include "win16ext.h"           // required only for win16 applications 
#endif 
#include "globals.h"            // prototypes specific to this application 
#include <ras.h> 
#include <raserror.h> 
#include "authdlg.h" 
 
LRESULT MsgAuthDlgInit(HWND, UINT, WPARAM, LPARAM); 
LRESULT MsgAuthDlgCommand(HWND, UINT, WPARAM, LPARAM); 
LRESULT CmdAuthDlgOK(HWND, WORD, WORD, HWND); 
LRESULT CmdAuthDlgCancel(HWND, WORD, WORD, HWND); 
 
 
// AuthDlg dialog message table definition. 
MSD rgmsdAuthDlg[] = 
{ 
    {WM_COMMAND,      MsgAuthDlgCommand}, 
    {WM_INITDIALOG,   MsgAuthDlgInit} 
}; 
 
MSDI msdiAuthDlg = 
{ 
    sizeof(rgmsdAuthDlg) / sizeof(MSD), 
    rgmsdAuthDlg, 
    edwpNone 
}; 
 
// AuthDlg dialog command table definition. 
CMD rgcmdAuthDlg[] = 
{ 
    {IDOK,     CmdAuthDlgOK}, 
    {IDCANCEL, CmdAuthDlgCancel} 
}; 
 
CMDI cmdiAuthDlg = 
{ 
    sizeof(rgcmdAuthDlg) / sizeof(CMD), 
    rgcmdAuthDlg, 
    edwpNone 
}; 
 
// Module specific "globals"  Used when a variable needs to be 
// accessed in more than on handler function. 
 
// 
//  FUNCTION: AuthDlg(HWND, UINT, WPARAM, LPARAM) 
// 
//  PURPOSE:  Processes messages for "AuthDlg" dialog box. 
// 
//  PARAMETERS: 
//    hdlg - window handle of the dialog box 
//    wMessage - type of message 
//    wparam - message-specific information 
//    lparam - message-specific information 
// 
//  RETURN VALUE: 
//    TRUE - message handled 
//    FALSE - message not handled 
// 
//  COMMENTS: 
//    Dispatches message to appropriate handler 
// 
 
LRESULT CALLBACK AuthDlg(HWND hdlg, UINT uMessage, WPARAM wparam, LPARAM lparam) 
{ 
    return DispMessage(&msdiAuthDlg, hdlg, uMessage, wparam, lparam); 
} 
 
 
// 
//  FUNCTION: MsgAuthDlgInit(HWND, UINT, WPARAM, LPARAM) 
// 
//  PURPOSE: To initialize the authdlg box 
// 
//  PARAMETERS: 
//    hwnd - The window handing the message. 
//    uMessage - The message number. WM_INITDIALOG. 
//    wparam - Message specific data (unused). 
//    lparam - Message specific data (unused). 
// 
//  RETURN VALUE: 
//    Always returns TRUE - message handled. 
// 
//  COMMENTS: 
//    Registers window message for RAS event. 
//    Makes call to RasDial with appropriate params. 
// 
 
LRESULT MsgAuthDlgInit(HWND hdlg, UINT uMessage, WPARAM wparam, LPARAM lparam) 
{ 
    // Set text limits on edit controls 
    SendDlgItemMessage(hdlg, IDE_USERNAME, EM_LIMITTEXT, (WPARAM) UNLEN, 0L ); 
    SendDlgItemMessage(hdlg, IDE_PASSWORD, EM_LIMITTEXT, (WPARAM) PWLEN, 0L ); 
    SendDlgItemMessage(hdlg, IDE_DOMAIN,   EM_LIMITTEXT, (WPARAM) DNLEN, 0L ); 
 
    // reset password 
    g_szPassword[0] = '\0'; 
 
    // Set default text in edit controls 
    SendDlgItemMessage(hdlg, IDE_USERNAME, WM_SETTEXT, (WPARAM) 0, (LPARAM)(LPSTR) g_szUserName ); 
    SendDlgItemMessage(hdlg, IDE_PASSWORD, WM_SETTEXT, (WPARAM) 0, (LPARAM)(LPSTR) g_szPassword ); 
    SendDlgItemMessage(hdlg, IDE_DOMAIN,   WM_SETTEXT, (WPARAM) 0, (LPARAM)(LPSTR) g_szDomain ); 
 
    // Center the dialog over the application window 
    CenterWindow(hdlg, GetWindow(hdlg, GW_OWNER)); 
 
    return TRUE; 
} 
 
 
// 
//  FUNCTION: MsgAuthDlgCommand(HWND, UINT, WPARAM, LPARAM) 
// 
//  PURPOSE: Process WM_COMMAND message sent to the authdlg box. 
// 
//  PARAMETERS: 
//    hwnd - The window handing the message. 
//    uMessage - The message number. (unused). 
//    wparam - Message specific data (unused). 
//    lparam - Message specific data (unused). 
// 
//  RETURN VALUE: 
//    Always returns TRUE - message handled. 
// 
//  COMMENTS: 
//    Uses this DispCommand function defined in wndproc.c combined 
//    with the cmdiAuthDlg structure defined in this file to handle 
//    the command messages for the authdlg dialog box. 
// 
 
LRESULT MsgAuthDlgCommand(HWND   hwnd, 
                        UINT   uMessage, 
                        WPARAM wparam, 
                        LPARAM lparam) 
{ 
    return DispCommand(&cmdiAuthDlg, hwnd, wparam, lparam); 
} 
 
// 
//  FUNCTION: CmdAuthDlgOK(HWND, WORD, WORD,  HWND) 
// 
//  PURPOSE: Free the authdlg box and related data. 
// 
//  PARAMETERS: 
//    hwnd - The window handling the command. 
//    wCommand - The command to be handle. IDOK. 
//    wNotify - The notification to be handled (unused). 
//    hwndCtrl - NULL (unused). 
// 
//  RETURN VALUE: 
//    Always returns TRUE. 
// 
//  COMMENTS: 
//    Calls EndDialog to finish the dialog session. 
// 
 
LRESULT CmdAuthDlgOK(HWND hdlg, WORD wCommand, WORD wNotify, HWND hwndCtrl) 
{ 
    // Get text entered by the user 
    SendDlgItemMessage(hdlg, IDE_USERNAME, WM_GETTEXT, (WPARAM) UNLEN+1, (LPARAM)(LPSTR) g_szUserName ); 
    SendDlgItemMessage(hdlg, IDE_PASSWORD, WM_GETTEXT, (WPARAM) PWLEN+1, (LPARAM)(LPSTR) g_szPassword ); 
    SendDlgItemMessage(hdlg, IDE_DOMAIN,   WM_GETTEXT, (WPARAM) DNLEN+1, (LPARAM)(LPSTR) g_szDomain ); 
 
    EndDialog(hdlg, TRUE);          // Exit the dialog 
    return TRUE; 
} 
 
// 
//  FUNCTION: CmdAuthDlgCancel(HWND, WORD, WORD,  HWND) 
// 
//  PURPOSE: Free the authdlg box and related data. 
// 
//  PARAMETERS: 
//    hwnd - The window handling the command. 
//    wCommand - The command to be handled. IDCANCEL. 
//    wNotify - The notification to be handled (unused). 
//    hwndCtrl - NULL (unused). 
// 
//  RETURN VALUE: 
//    Always returns TRUE. 
// 
//  COMMENTS: 
//    Calls EndDialog to finish the dialog session. 
// 
 
LRESULT CmdAuthDlgCancel(HWND hdlg, WORD wCommand, WORD wNotify, HWND hwndCtrl) 
{ 
    EndDialog(hdlg, FALSE);          // Exit the dialog 
    return TRUE; 
}