/*
 * Copyright (C) 1998  Transarc Corporation.
 * All rights reserved.
 *
 */


/*
 * INCLUDES ___________________________________________________________________
 *
 */
extern "C" {
#include <afs/param.h>
#include <afs/stds.h>
}

#include "afscfg.h"		// Main header for this application
#include "resource.h"
#include "get_pw_dlg.h"


/*
 * DEFINITIONS _________________________________________________________________
 *
 */
static HWND hDlg = 0;						// HWND for this page's dialog


/*
 * PROTOTYPES _________________________________________________________________
 *
 */
static void OnInitDialog(HWND hwndDlg);
static void CheckEnableButtons();
static void SaveDlgInfo();
static void ShowPageInfo();

BOOL CALLBACK GetPwDlgProc(HWND hRHS, UINT msg, WPARAM wp, LPARAM lp);


/*
 * EXPORTED FUNCTIONS _________________________________________________________
 *
 */
BOOL GetAfsPrincipalPassword(HWND hParent, TCHAR *&pszServerPW)
{	
	int nResult = ModalDialog(IDD_GET_PW, hParent, (DLGPROC)GetPwDlgProc);
    if (nResult == IDOK) {
    	pszServerPW = g_CfgData.szServerPW;
        return TRUE;
    }

    pszServerPW = 0;

	return FALSE;
}


/*
 * Dialog Proc _________________________________________________________________
 *
 */
BOOL CALLBACK GetPwDlgProc(HWND hwndDlg, UINT msg, WPARAM wp, LPARAM lp)
{
	if (AfsAppLib_HandleHelp(IDD_GET_PW, hwndDlg, msg, wp, lp))
		return TRUE;

	switch (msg) {
		case WM_INITDIALOG:
			OnInitDialog(hwndDlg);
			break;

		case WM_COMMAND:
			switch (LOWORD(wp)) {
				case IDC_PW:
					if (HIWORD(wp) == EN_CHANGE)
						CheckEnableButtons();
					break;

				case IDCANCEL:
					EndDialog(hDlg, IDCANCEL);
					break;
					

				case IDOK:
					SaveDlgInfo();
					EndDialog(hDlg, IDOK);
					break;
			}
		break;
    }

    return FALSE;
}


/*
 * STATIC FUNCTIONS _________________________________________________________________
 *
 */

/*
 * Event Handler Functions _________________________________________________________________
 *
 */
static void OnInitDialog(HWND hwndDlg)
{
	hDlg = hwndDlg;
}


/*
 * Utility Functions _________________________________________________________________
 *
 */
static void CheckEnableButtons()
{
	BOOL bDisable = FALSE;

	TCHAR szDummy[cchRESOURCE];

	bDisable |= lstrlen(GetWndText(hDlg, IDC_PW, szDummy)) == 0;

	SetEnable(hDlg, IDOK, (ENABLE_STATE)!bDisable);
}

static void SaveDlgInfo()
{
	TCHAR szText[cchRESOURCE];
	
	lstrncpy(g_CfgData.szServerPW, GetWndText(hDlg, IDC_PW, szText), MAX_SERVER_PW_LEN);
}

static void ShowPageInfo()
{
	SetWndText(hDlg, IDC_PW, g_CfgData.szServerPW);
}