CHOSECOM.C

/***************************************************************************** 
 * 
 *  ChoseCom.c - This module handles the Dialog user interactions for the 
 *    choose computers within a log file 
 * 
 *  Microsoft Confidential 
 *  Copyright 1992 - 1998 Microsoft Corporation 
 * 
 ****************************************************************************/ 
 
  
//==========================================================================// 
//                                  Includes                                // 
//==========================================================================// 
 
 
#include "perfmon.h"       // basic defns, windows.h 
 
#include "dlgs.h"          // common dialog control IDs 
#include "playback.h"      // for PlayingBackLog 
#include "pmhelpid.h"      // Help IDs 
#include "utils.h"         // for CallWinHelp 
 
static LPTSTR  lpChooseComputerText ; 
static DWORD   TextLength ; 
 
//==========================================================================// 
//                              Message Handlers                            // 
//==========================================================================// 
 
 
void static OnInitDialog (HDLG hDlg) 
   { 
   // build the listbox of computers wintin the log file 
   BuildLogComputerList (hDlg, IDD_CHOOSECOMPUTERLISTBOX) ; 
 
   // set the scroll limit on the edit box 
   EditSetLimit (GetDlgItem(hDlg, IDD_CHOOSECOMPUTERNAME), TextLength-1) ; 
 
   dwCurrentDlgID = HC_PM_idDlgLogComputerList ; 
 
   WindowCenter (hDlg) ; 
   }  // OnInitDialog 
 
void static OnOK (HDLG hDlg) 
   { 
 
   GetDlgItemText (hDlg, 
      IDD_CHOOSECOMPUTERNAME, 
      lpChooseComputerText, 
      TextLength-1) ; 
 
   }  // OnOK 
 
void OnComputerSelectionChanged (HWND hDlg) 
   { 
   TCHAR localComputerName [MAX_COMPUTERNAME_LENGTH + 3] ; 
   int   SelectedIndex ; 
   HWND  hWndLB = GetDlgItem (hDlg, IDD_CHOOSECOMPUTERLISTBOX) ; 
 
   // get the listbox selection and put it in the editbox 
   SelectedIndex = LBSelection (hWndLB) ; 
   if (SelectedIndex != LB_ERR) 
      { 
      localComputerName[0] = TEXT('\0') ; 
      if (LBString (hWndLB, SelectedIndex, localComputerName) != LB_ERR && 
         localComputerName[0]) 
         { 
         SetDlgItemText (hDlg, IDD_CHOOSECOMPUTERNAME, localComputerName) ; 
         } 
      } 
   }  // OnComputerSelectionChanged 
 
BOOL FAR PASCAL ChooseLogComputerDlgProc(HWND hDlg, WORD msg, DWORD wParam, LONG lParam) 
   { 
 
   switch (msg) 
      { 
      case WM_INITDIALOG: 
         OnInitDialog (hDlg) ; 
         break ; 
 
      case WM_COMMAND: 
         switch (LOWORD(wParam)) 
            { 
            case IDOK: 
               OnOK (hDlg) ; 
               dwCurrentDlgID = 0 ; 
               EndDialog (hDlg, TRUE) ; 
               return (TRUE) ; 
               break ; 
 
            case IDCANCEL: 
               dwCurrentDlgID = 0 ; 
               EndDialog (hDlg, FALSE) ; 
               return (TRUE) ; 
 
            case ID_HELP: 
               CallWinHelp (dwCurrentDlgID) ; 
               break ; 
 
            case IDD_CHOOSECOMPUTERLISTBOX: 
               if (HIWORD (wParam) == LBN_SELCHANGE) 
                  OnComputerSelectionChanged (hDlg) ; 
               break ; 
 
            default: 
               break; 
 
            } 
         break ; 
 
 
      default: 
         break ; 
      } 
 
   return (FALSE) ; 
   }  // ChooseLogComputerDlgProc 
 
 
BOOL GetLogFileComputer (HWND hWndParent, LPTSTR lpComputerName, DWORD BufferSize) 
   { 
   BOOL  bSuccess ; 
   DWORD LocalDlgID = dwCurrentDlgID ; 
 
   // initialize some globals 
   *lpComputerName = TEXT('\0') ; 
   lpChooseComputerText = lpComputerName ; 
   TextLength = BufferSize ; 
 
   bSuccess = DialogBox (hInstance, 
      idDlgChooseComputer, 
      hWndParent, 
      (DLGPROC)ChooseLogComputerDlgProc) ; 
 
   dwCurrentDlgID = LocalDlgID ; 
 
   if (*lpComputerName == '\0') 
      { 
      bSuccess = FALSE ; 
      } 
 
   return (bSuccess) ; 
   }  // GetLogFileComputer