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Annotation of mstools/samples/console/contitle.c, revision 1.1.1.1

1.1       root        1: #include <windows.h>
                      2: #include <stdio.h>
                      3: #include "console.h"
                      4: 
                      5: /********************************************************************
                      6: * FUNCTION: demoGetTitle(HANDLE hConOut)                            *
                      7: *                                                                   *
                      8: * PURPOSE: demonstrate GetConsoleTitle and SetConsoleTitle. Read and*
                      9: *          display the console title, then set the console title.   *
                     10: *                                                                   *
                     11: * INPUT: handle to write to                                         *
                     12: ********************************************************************/
                     13: 
                     14: void demoGetTitle(HANDLE hConOut)
                     15: {
                     16:   BOOL bSuccess;
                     17:   CHAR szTitleBuf[256]; /* buffer for the current console title */
                     18:   CHAR szTemp[256];
                     19:   HANDLE hStdIn; /* standard input handle */
                     20:   DWORD dwStdInMode; /* standard input handle mode */
                     21:   DWORD dwBytesRead;
                     22: 
                     23:   setConTitle(__FILE__);
                     24:   hStdIn = GetStdHandle(STD_INPUT_HANDLE);
                     25:   PERR((int) hStdIn != -1,"GetStdHandle");
                     26:   /* save the console mode */
                     27:   bSuccess = GetConsoleMode(hStdIn, &dwStdInMode);
                     28:   PERR(bSuccess, "GetConsoleMode");
                     29:   /* turn on line input mode so we can enter a string. */
                     30:   /* when turning on ENABLE_LINE_INPUT, you MUST also turn on */
                     31:   /* ENABLE_ECHO_INPUT. */
                     32:   bSuccess = SetConsoleMode(hStdIn, dwStdInMode | ENABLE_LINE_INPUT |
                     33:       ENABLE_ECHO_INPUT);
                     34:   PERR(bSuccess, "SetConsoleMode");
                     35:   myPuts(hConOut, "Let's get the console title with GetConsoleTitle.");
                     36:   /* get the console title */
                     37:   dwBytesRead = GetConsoleTitle(szTitleBuf, sizeof(szTitleBuf));
                     38:   PERR(dwBytesRead, "GetConsoleTitle");
                     39:   sprintf(szTemp, "The console title is: %s", szTitleBuf);
                     40:   myPuts(hConOut, szTemp);
                     41:   myPuts(hConOut, "\nNow let's set a new console title with SetConsoleTitle.");
                     42:   myPuts(hConOut, "\nEnter a new console title:");
                     43:   bSuccess = ReadFile(hStdIn, szTitleBuf, 256, &dwBytesRead, NULL);
                     44:   PERR(bSuccess, "ReadFile");
                     45:   /* null terminate the string - less two for cr/lf */
                     46:   szTitleBuf[dwBytesRead - 2] = 0;
                     47:   bSuccess = SetConsoleTitle(szTitleBuf);
                     48:   PERR(bSuccess, "SetConsoleTitle");
                     49:   /* restore the console title to the original mode */
                     50:   bSuccess = SetConsoleMode(hStdIn, dwStdInMode);
                     51:   PERR(bSuccess, "SetConsoleMode");
                     52:   myPuts(hConOut, "\nHit enter to return...");
                     53:   myGetchar();
                     54:   return;
                     55: }

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