os/persistentdata/persistentstorage/sqlite3api/TEST/TCL/tcldistribution/unix/tclXtTest.c
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
sl@0
     1
/* 
sl@0
     2
 * tclXtTest.c --
sl@0
     3
 *
sl@0
     4
 *	Contains commands for Xt notifier specific tests on Unix.
sl@0
     5
 *
sl@0
     6
 * Copyright (c) 1997 by Sun Microsystems, Inc.
sl@0
     7
 *
sl@0
     8
 * See the file "license.terms" for information on usage and redistribution
sl@0
     9
 * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
sl@0
    10
 *
sl@0
    11
 * RCS: @(#) $Id: tclXtTest.c,v 1.5 2002/08/05 03:24:41 dgp Exp $
sl@0
    12
 */
sl@0
    13
sl@0
    14
#include <X11/Intrinsic.h>
sl@0
    15
#include "tcl.h"
sl@0
    16
sl@0
    17
static int	TesteventloopCmd _ANSI_ARGS_((ClientData clientData,
sl@0
    18
		    Tcl_Interp *interp, int argc, CONST char **argv));
sl@0
    19
extern void	InitNotifier _ANSI_ARGS_((void));
sl@0
    20
sl@0
    21

sl@0
    22
/*
sl@0
    23
 *----------------------------------------------------------------------
sl@0
    24
 *
sl@0
    25
 * Tclxttest_Init --
sl@0
    26
 *
sl@0
    27
 *	This procedure performs application-specific initialization.
sl@0
    28
 *	Most applications, especially those that incorporate additional
sl@0
    29
 *	packages, will have their own version of this procedure.
sl@0
    30
 *
sl@0
    31
 * Results:
sl@0
    32
 *	Returns a standard Tcl completion code, and leaves an error
sl@0
    33
 *	message in the interp's result if an error occurs.
sl@0
    34
 *
sl@0
    35
 * Side effects:
sl@0
    36
 *	Depends on the startup script.
sl@0
    37
 *
sl@0
    38
 *----------------------------------------------------------------------
sl@0
    39
 */
sl@0
    40
sl@0
    41
int
sl@0
    42
Tclxttest_Init(interp)
sl@0
    43
    Tcl_Interp *interp;		/* Interpreter for application. */
sl@0
    44
{
sl@0
    45
    if (Tcl_InitStubs(interp, TCL_VERSION, 0) == NULL) {
sl@0
    46
	return TCL_ERROR;
sl@0
    47
    }
sl@0
    48
    XtToolkitInitialize();
sl@0
    49
    InitNotifier();
sl@0
    50
    Tcl_CreateCommand(interp, "testeventloop", TesteventloopCmd,
sl@0
    51
            (ClientData) 0, (Tcl_CmdDeleteProc *) NULL);
sl@0
    52
    return TCL_OK;
sl@0
    53
}
sl@0
    54

sl@0
    55
/*
sl@0
    56
 *----------------------------------------------------------------------
sl@0
    57
 *
sl@0
    58
 * TesteventloopCmd --
sl@0
    59
 *
sl@0
    60
 *	This procedure implements the "testeventloop" command. It is
sl@0
    61
 *	used to test the Tcl notifier from an "external" event loop
sl@0
    62
 *	(i.e. not Tcl_DoOneEvent()).
sl@0
    63
 *
sl@0
    64
 * Results:
sl@0
    65
 *	A standard Tcl result.
sl@0
    66
 *
sl@0
    67
 * Side effects:
sl@0
    68
 *	None.
sl@0
    69
 *
sl@0
    70
 *----------------------------------------------------------------------
sl@0
    71
 */
sl@0
    72
sl@0
    73
static int
sl@0
    74
TesteventloopCmd(clientData, interp, argc, argv)
sl@0
    75
    ClientData clientData;		/* Not used. */
sl@0
    76
    Tcl_Interp *interp;			/* Current interpreter. */
sl@0
    77
    int argc;				/* Number of arguments. */
sl@0
    78
    CONST char **argv;			/* Argument strings. */
sl@0
    79
{
sl@0
    80
    static int *framePtr = NULL; /* Pointer to integer on stack frame of
sl@0
    81
				  * innermost invocation of the "wait"
sl@0
    82
				  * subcommand. */
sl@0
    83
sl@0
    84
   if (argc < 2) {
sl@0
    85
	Tcl_AppendResult(interp, "wrong # arguments: should be \"", argv[0],
sl@0
    86
                " option ... \"", (char *) NULL);
sl@0
    87
        return TCL_ERROR;
sl@0
    88
    }
sl@0
    89
    if (strcmp(argv[1], "done") == 0) {
sl@0
    90
	*framePtr = 1;
sl@0
    91
    } else if (strcmp(argv[1], "wait") == 0) {
sl@0
    92
	int *oldFramePtr;
sl@0
    93
	int done;
sl@0
    94
	int oldMode = Tcl_SetServiceMode(TCL_SERVICE_ALL);
sl@0
    95
sl@0
    96
	/*
sl@0
    97
	 * Save the old stack frame pointer and set up the current frame.
sl@0
    98
	 */
sl@0
    99
sl@0
   100
	oldFramePtr = framePtr;
sl@0
   101
	framePtr = &done;
sl@0
   102
sl@0
   103
	/*
sl@0
   104
	 * Enter an Xt event loop until the flag changes.
sl@0
   105
	 * Note that we do not explicitly call Tcl_ServiceEvent().
sl@0
   106
	 */
sl@0
   107
sl@0
   108
	done = 0;
sl@0
   109
	while (!done) {
sl@0
   110
	    XtAppProcessEvent(TclSetAppContext(NULL), XtIMAll);
sl@0
   111
	}
sl@0
   112
	(void) Tcl_SetServiceMode(oldMode);
sl@0
   113
	framePtr = oldFramePtr;
sl@0
   114
    } else {
sl@0
   115
	Tcl_AppendResult(interp, "bad option \"", argv[1],
sl@0
   116
		"\": must be done or wait", (char *) NULL);
sl@0
   117
	return TCL_ERROR;
sl@0
   118
    }
sl@0
   119
    return TCL_OK;
sl@0
   120
}