wdecursr.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 77 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
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* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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****************************************************************************/


#include <windows.h>

#include "wdecursr.h"

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/* external variables                                                       */
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void WdeSetWaitCursor ( Bool use_wait )
{
    static Bool    waiting = FALSE;
    static HCURSOR old_cursor = (HCURSOR)NULL;

    if ( use_wait && !waiting ) {
        old_cursor = SetCursor ( LoadCursor ( NULL, IDC_WAIT ) );
    } else if ( !use_wait && waiting ) {
        if ( old_cursor != (HCURSOR)NULL ) {
            SetCursor ( old_cursor );
        } else {
            SetCursor ( LoadCursor ( NULL, IDC_ARROW ) );
        }
    }
}