//*************************************************************
// File name: NAMES.C
//
// Description: Profile control panel applet
// This file contains the source code for
// "Computer Names" dialog box.
//
// Microsoft Confidential
// Copyright (c) Microsoft Corporation 1992-1994
// All rights reserved
//
//*************************************************************
#include <windows.h>
#include "profile.h"
//*************************************************************
//
// NamesDlgProc()
//
// Purpose: Dialog box procedure
//
// Parameters: HWND hDlg - Window handle of dialog box
// UINT message - Window message
// WPARAM wParam - WORD parameter
// LPARAM lParam - LONG parameter
//
//
// Return: (BOOL) TRUE if message was processed
// FALSE if not
//
//*************************************************************
INT_PTR CALLBACK NamesDlgProc(HWND hDlg, UINT message,
WPARAM wParam, LPARAM lParam)
{
TCHAR szNewName [MAX_COMPUTER_NAME];
LPTSTR lpNewName;
BOOL bEnableAdd;
switch (message)
{
case WM_INITDIALOG:
//
// Add the names to the list box.
//
ParseAndAddComputerNames(hDlg, IDD_NAMESLIST, glpList);
//
// Find out if anything was added to the list.
// If so, then highlight the selected item. Otherwise,
// disable the delete buttons.
//
if (SendDlgItemMessage (hDlg, IDD_NAMESLIST, LB_GETCOUNT, 0,0)) {
SendDlgItemMessage (hDlg, IDD_NAMESLIST, LB_SETSEL, 1, lParam);
} else {
EnableWindow(GetDlgItem(hDlg, IDD_DELETE), FALSE);
EnableWindow(GetDlgItem(hDlg, IDD_CLEARALL), FALSE);
}
//
// Disable the "Add" button, and free the buffer. It will
// be created again if the users presses the OK button.
//
EnableWindow (GetDlgItem(hDlg, IDD_ADD), FALSE);
GlobalFree (glpList);
//
// Post ourselves a message so we can set the focus
// appropriately.
//
PostMessage (hDlg, WM_USER+1, 0, 0);
return TRUE;
case WM_USER+1:
//
// Set the focus to the new computer name edit control
// since most people will be starting from here.
//
SetFocus (GetDlgItem(hDlg, IDD_NEWNAME));
break;
case WM_COMMAND:
switch (LOWORD(wParam)) {
case IDD_NEWNAME:
//
// Enable the Add button if appropriate.
//
if (HIWORD(wParam) == EN_UPDATE) {
bEnableAdd = GetDlgItemText(hDlg, IDD_NEWNAME,
szNewName, MAX_COMPUTER_NAME);
EnableWindow (GetDlgItem (hDlg, IDD_ADD), bEnableAdd);
if (bEnableAdd) {
SetDefButton (hDlg, IDD_ADD);
} else {
SetDefButton (hDlg, IDOK);
}
}
break;
case IDD_ADD:
//
// Retrieve the new name from the edit control
//
GetDlgItemText(hDlg, IDD_NEWNAME,
szNewName, MAX_COMPUTER_NAME);
//
// Check to see if the user entered the new computer
// name with a \\ infront of it. If so, remove it.
//
lpNewName = szNewName;
if ( (szNewName[0] == TEXT('\\')) &&
(szNewName[1] == TEXT('\\')) ) {
lpNewName += 2;
}
//
// Add the new name if it doesn't already exist.
//
if (SendDlgItemMessage (hDlg, IDD_NAMESLIST, LB_FINDSTRINGEXACT,
0, (LPARAM) lpNewName) == LB_ERR) {
SendDlgItemMessage (hDlg, IDD_NAMESLIST, LB_ADDSTRING,
0, (LPARAM) lpNewName);
}
//
// Erase the contents of the edit control, and set the
// focus back to the edit control for quick entry of
// names.
//
SetWindowText (GetDlgItem(hDlg, IDD_NEWNAME), NULL);
SetFocus (GetDlgItem(hDlg, IDD_NEWNAME));
SetDefButton (hDlg, IDOK);
//
// Enable the delete buttons.
//
EnableWindow (GetDlgItem(hDlg, IDD_DELETE), TRUE);
EnableWindow (GetDlgItem(hDlg, IDD_CLEARALL), TRUE);
break;
case IDD_DELETE:
{
INT iSel [MAX_NUM_COMPUTERS];
INT iCount, i;
//
// Retrieve an array of selected items.
//
iCount = (int)SendDlgItemMessage (hDlg, IDD_NAMESLIST, LB_GETSELITEMS,
MAX_NUM_COMPUTERS, (LPARAM) iSel);
if (iCount == LB_ERR) {
break;
}
//
// Now loop through the array and delete the items.
// Note that we have to do this from the bottom up,
// or the index's would be wrong as items are deleted
// from the top of the list.
//
for (i = iCount-1; i >= 0; i--) {
SendDlgItemMessage (hDlg, IDD_NAMESLIST, LB_DELETESTRING,
iSel[i], 0);
}
//
// Find out if anything is left in the list.
// If not, then disable the delete buttons.
//
if (!SendDlgItemMessage (hDlg, IDD_NAMESLIST,
LB_GETCOUNT, 0,0)) {
EnableWindow(GetDlgItem(hDlg, IDD_DELETE), FALSE);
EnableWindow(GetDlgItem(hDlg, IDD_CLEARALL), FALSE);
}
}
break;
case IDD_CLEARALL:
//
// User requested to empty the entire list.
//
SendDlgItemMessage (hDlg, IDD_NAMESLIST, LB_RESETCONTENT,
0, 0);
EnableWindow(GetDlgItem(hDlg, IDD_DELETE), FALSE);
EnableWindow(GetDlgItem(hDlg, IDD_CLEARALL), FALSE);
break;
case IDOK:
{
BOOL bFound;
TCHAR szProfile[MAX_ERROR_MSG];
TCHAR szErrorMsg [MAX_ERROR_MSG];
//
// Make sure the user doesn't still have a name
// in the "New Name" field that he forgot to "add"
//
if (GetDlgItemText(hDlg, IDD_NEWNAME,
szNewName, MAX_COMPUTER_NAME)) {
LoadString (hInstance, IDS_NAME, szProfile, MAX_ERROR_MSG);
LoadString (hInstance, IDS_ADDNAME, szErrorMsg, MAX_ERROR_MSG);
if (MessageBox (hDlg, szErrorMsg, szProfile,
MB_YESNO | MB_ICONQUESTION) == IDYES) {
//
// User would like to add the name before leaving.
// Check to see if the user entered the new computer
// name with a \\ infront of it. If so, remove it.
//
lpNewName = szNewName;
if ( (szNewName[0] == TEXT('\\')) &&
(szNewName[1] == TEXT('\\')) ) {
lpNewName += 2;
}
//
// Check for duplicates first, then add the name
// if it doesn't exist.
//
if (SendDlgItemMessage (hDlg, IDD_NAMESLIST,
LB_FINDSTRINGEXACT,
0,
(LPARAM) lpNewName) == LB_ERR) {
SendDlgItemMessage (hDlg, IDD_NAMESLIST,
LB_ADDSTRING,
0,
(LPARAM) lpNewName);
}
}
}
//
// Create the list of names to be passed back.
//
glpList = CreateList (hDlg, IDD_NAMESLIST, NULL, &bFound);
EndDialog(hDlg, TRUE);
return TRUE;
}
case IDCANCEL:
//
// Close the dialog box.
//
EndDialog(hDlg, FALSE);
return TRUE;
case IDD_NAMESHELP:
//
// User requested help
//
WinHelp (hDlg, szHelpFileName, HELP_CONTEXT,
NAMES_HELP_CONTEXT);
break;
default:
break;
}
break;
default:
//
// User requested help via the F1 key.
//
if (message == uiShellHelp) {
WinHelp (hDlg, szHelpFileName, HELP_CONTENTS, 0);
}
break;
}
return FALSE;
}
//*************************************************************
//
// SetDefButton()
//
// Purpose: Sets the default button
//
// Parameters: HWND hDlg - Window handle of dialog box
// INT idButton - ID of button
//
// Return: void
//
//*************************************************************
void SetDefButton(HWND hwndDlg, INT idButton)
{
LRESULT lr;
if (HIWORD(lr = SendMessage(hwndDlg, DM_GETDEFID, 0, 0)) == DC_HASDEFID)
{
HWND hwndOldDefButton = GetDlgItem(hwndDlg, LOWORD(lr));
//
// If we are setting the default button to the button which is
// already default, then exit now.
//
if (LOWORD(lr) == idButton) {
return;
}
SendMessage (hwndOldDefButton,
BM_SETSTYLE,
MAKEWPARAM(BS_PUSHBUTTON, 0),
MAKELPARAM(TRUE, 0));
}
SendMessage( hwndDlg, DM_SETDEFID, idButton, 0L );
SendMessage( GetDlgItem(hwndDlg, idButton),
BM_SETSTYLE,
MAKEWPARAM( BS_DEFPUSHBUTTON, 0 ),
MAKELPARAM( TRUE, 0 ));
}