134 lines
3.1 KiB
C
134 lines
3.1 KiB
C
/*
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* tclXtTest.c --
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*
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* Contains commands for Xt notifier specific tests on Unix.
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*
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* Copyright (c) 1997 by Sun Microsystems, Inc.
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*
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* See the file "license.terms" for information on usage and redistribution
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* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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*/
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#ifndef USE_TCL_STUBS
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# define USE_TCL_STUBS
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#endif
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#include <X11/Intrinsic.h>
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#include "tcl.h"
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static Tcl_ObjCmdProc TesteventloopCmd;
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/*
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* Functions defined in tclXtNotify.c for use by users of the Xt Notifier:
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*/
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extern void InitNotifier(void);
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extern XtAppContext TclSetAppContext(XtAppContext ctx);
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/*
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*----------------------------------------------------------------------
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*
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* Tclxttest_Init --
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*
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* This procedure performs application-specific initialization. Most
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* applications, especially those that incorporate additional packages,
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* will have their own version of this procedure.
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*
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* Results:
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* Returns a standard Tcl completion code, and leaves an error message in
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* the interp's result if an error occurs.
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*
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* Side effects:
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* Depends on the startup script.
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*
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*----------------------------------------------------------------------
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*/
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DLLEXPORT int
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Tclxttest_Init(
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Tcl_Interp *interp) /* Interpreter for application. */
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{
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if (Tcl_InitStubs(interp, "8.1", 0) == NULL) {
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return TCL_ERROR;
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}
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XtToolkitInitialize();
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InitNotifier();
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Tcl_CreateObjCommand(interp, "testeventloop", TesteventloopCmd,
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NULL, NULL);
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return TCL_OK;
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}
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/*
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*----------------------------------------------------------------------
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*
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* TesteventloopCmd --
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*
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* This procedure implements the "testeventloop" command. It is used to
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* test the Tcl notifier from an "external" event loop (i.e. not
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* Tcl_DoOneEvent()).
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*
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* Results:
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* A standard Tcl result.
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*
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* Side effects:
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* None.
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*
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*----------------------------------------------------------------------
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*/
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static int
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TesteventloopCmd(
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ClientData clientData, /* Not used. */
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Tcl_Interp *interp, /* Current interpreter. */
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int objc, /* Number of arguments. */
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Tcl_Obj *const objv[]) /* Argument objects. */
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{
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static int *framePtr = NULL;/* Pointer to integer on stack frame of
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* innermost invocation of the "wait"
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* subcommand. */
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if (objc < 2) {
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Tcl_WrongNumArgs(interp, 1, objv, "option ...");
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return TCL_ERROR;
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}
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if (strcmp(Tcl_GetString(objv[1]), "done") == 0) {
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*framePtr = 1;
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} else if (strcmp(Tcl_GetString(objv[1]), "wait") == 0) {
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int *oldFramePtr;
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int done;
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int oldMode = Tcl_SetServiceMode(TCL_SERVICE_ALL);
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/*
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* Save the old stack frame pointer and set up the current frame.
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*/
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oldFramePtr = framePtr;
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framePtr = &done;
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/*
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* Enter an Xt event loop until the flag changes. Note that we do not
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* explicitly call Tcl_ServiceEvent().
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*/
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done = 0;
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while (!done) {
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XtAppProcessEvent(TclSetAppContext(NULL), XtIMAll);
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}
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(void) Tcl_SetServiceMode(oldMode);
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framePtr = oldFramePtr;
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} else {
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Tcl_AppendResult(interp, "bad option \"", Tcl_GetString(objv[1]),
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"\": must be done or wait", NULL);
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return TCL_ERROR;
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}
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return TCL_OK;
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}
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/*
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* Local Variables:
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* mode: c
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* c-basic-offset: 4
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* fill-column: 78
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* tab-width: 8
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* End:
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*/
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