126 lines
3.1 KiB
C
126 lines
3.1 KiB
C
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/*++
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Copyright (c) 1991 Microsoft Corporation
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Module Name:
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ws.c
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Abstract:
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Utility program to set both the console window size and buffer size.
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Author:
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Steve Wood (stevewo) 01-Feb-1992
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Revision History:
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--*/
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#include <windows.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <ctype.h>
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#include <string.h>
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void
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Usage()
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{
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printf("Usage: ws [-w WindowColumns,WindowRows][-b BufferColumns,BufferRows]\n");
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exit(1);
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}
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__cdecl main( argc, argv )
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int argc;
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char *argv[];
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{
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int i;
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char *s;
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HANDLE ScreenHandle;
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DWORD WindowRows,WindowColumns;
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DWORD BufferRows,BufferColumns;
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COORD BufferSize;
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CONSOLE_SCREEN_BUFFER_INFO sbi;
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SMALL_RECT WindowSize;
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COORD LargestScreenSize;
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USHORT MaxRows;
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USHORT MaxCols;
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ScreenHandle = GetStdHandle(STD_OUTPUT_HANDLE);
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if (!GetConsoleScreenBufferInfo( ScreenHandle, &sbi )) {
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fprintf( stderr, "WS: Unable to read current console mode.\n" );
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exit( 1 );
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}
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BufferRows = sbi.dwSize.Y;
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BufferColumns = sbi.dwSize.X;
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WindowRows = sbi.srWindow.Bottom - sbi.srWindow.Top + 1;
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WindowColumns = sbi.srWindow.Right - sbi.srWindow.Left + 1;
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LargestScreenSize = GetLargestConsoleWindowSize( ScreenHandle );
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try {
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for (i=1; i<argc; i++) {
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s = argv[ i ];
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if (*s == '-' || *s == '/') {
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s++;
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switch( tolower( *s ) ) {
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//
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// Set window size
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//
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case 'w':
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if (sscanf( argv[++i], "%d,%d", &WindowColumns, &WindowRows ) != 2) {
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printf("Invalid usage\n");
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Usage();
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}
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break;
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//
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// Set buffer size
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//
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case 'b':
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if (sscanf( argv[++i], "%d,%d", &BufferColumns, &BufferRows ) != 2) {
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printf("Invalid usage\n");
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Usage();
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}
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break;
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default:
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Usage();
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}
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}
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else {
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printf( "Error - argv[ %u ]: %s\n", i, argv[ i ] );
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Usage();
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}
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}
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}
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except ( EXCEPTION_EXECUTE_HANDLER ) {
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Usage();
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}
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MaxRows = (USHORT)min( (int)WindowRows, (int)(sbi.dwSize.Y) );
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MaxRows = (USHORT)min( (int)MaxRows, (int)LargestScreenSize.Y );
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MaxCols = (USHORT)min( (int)WindowColumns, (int)(sbi.dwSize.X) );
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MaxCols = (USHORT)min( (int)MaxCols, (int)LargestScreenSize.X );
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WindowSize.Top = 0;
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WindowSize.Left = 0;
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WindowSize.Bottom = MaxRows - (SHORT)1;
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WindowSize.Right = MaxCols - (SHORT)1;
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SetConsoleWindowInfo( ScreenHandle, TRUE, &WindowSize );
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BufferSize.X = (SHORT)BufferColumns;
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BufferSize.Y = (SHORT)BufferRows;
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SetConsoleScreenBufferSize( ScreenHandle, BufferSize );
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printf( "WS -w %d,%d -b %d,%d\n", MaxCols, MaxRows, BufferColumns, BufferRows );
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return( 0 );
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}
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