[25] | 1 | /* |
---|
| 2 | * tclXtTest.c -- |
---|
| 3 | * |
---|
| 4 | * Contains commands for Xt notifier specific tests on Unix. |
---|
| 5 | * |
---|
| 6 | * Copyright (c) 1997 by Sun Microsystems, Inc. |
---|
| 7 | * |
---|
| 8 | * See the file "license.terms" for information on usage and redistribution of |
---|
| 9 | * this file, and for a DISCLAIMER OF ALL WARRANTIES. |
---|
| 10 | * |
---|
| 11 | * RCS: @(#) $Id: tclXtTest.c,v 1.6 2005/11/02 23:26:50 dkf Exp $ |
---|
| 12 | */ |
---|
| 13 | |
---|
| 14 | #include <X11/Intrinsic.h> |
---|
| 15 | #include "tcl.h" |
---|
| 16 | |
---|
| 17 | static int TesteventloopCmd(ClientData clientData, |
---|
| 18 | Tcl_Interp *interp, int argc, CONST char **argv); |
---|
| 19 | extern void InitNotifier(void); |
---|
| 20 | |
---|
| 21 | /* |
---|
| 22 | *---------------------------------------------------------------------- |
---|
| 23 | * |
---|
| 24 | * Tclxttest_Init -- |
---|
| 25 | * |
---|
| 26 | * This procedure performs application-specific initialization. Most |
---|
| 27 | * applications, especially those that incorporate additional packages, |
---|
| 28 | * will have their own version of this procedure. |
---|
| 29 | * |
---|
| 30 | * Results: |
---|
| 31 | * Returns a standard Tcl completion code, and leaves an error message in |
---|
| 32 | * the interp's result if an error occurs. |
---|
| 33 | * |
---|
| 34 | * Side effects: |
---|
| 35 | * Depends on the startup script. |
---|
| 36 | * |
---|
| 37 | *---------------------------------------------------------------------- |
---|
| 38 | */ |
---|
| 39 | |
---|
| 40 | int |
---|
| 41 | Tclxttest_Init( |
---|
| 42 | Tcl_Interp *interp) /* Interpreter for application. */ |
---|
| 43 | { |
---|
| 44 | if (Tcl_InitStubs(interp, TCL_VERSION, 0) == NULL) { |
---|
| 45 | return TCL_ERROR; |
---|
| 46 | } |
---|
| 47 | XtToolkitInitialize(); |
---|
| 48 | InitNotifier(); |
---|
| 49 | Tcl_CreateCommand(interp, "testeventloop", TesteventloopCmd, |
---|
| 50 | (ClientData) 0, NULL); |
---|
| 51 | return TCL_OK; |
---|
| 52 | } |
---|
| 53 | |
---|
| 54 | /* |
---|
| 55 | *---------------------------------------------------------------------- |
---|
| 56 | * |
---|
| 57 | * TesteventloopCmd -- |
---|
| 58 | * |
---|
| 59 | * This procedure implements the "testeventloop" command. It is used to |
---|
| 60 | * test the Tcl notifier from an "external" event loop (i.e. not |
---|
| 61 | * Tcl_DoOneEvent()). |
---|
| 62 | * |
---|
| 63 | * Results: |
---|
| 64 | * A standard Tcl result. |
---|
| 65 | * |
---|
| 66 | * Side effects: |
---|
| 67 | * None. |
---|
| 68 | * |
---|
| 69 | *---------------------------------------------------------------------- |
---|
| 70 | */ |
---|
| 71 | |
---|
| 72 | static int |
---|
| 73 | TesteventloopCmd( |
---|
| 74 | ClientData clientData, /* Not used. */ |
---|
| 75 | Tcl_Interp *interp, /* Current interpreter. */ |
---|
| 76 | int argc, /* Number of arguments. */ |
---|
| 77 | CONST char **argv) /* Argument strings. */ |
---|
| 78 | { |
---|
| 79 | static int *framePtr = NULL;/* Pointer to integer on stack frame of |
---|
| 80 | * innermost invocation of the "wait" |
---|
| 81 | * subcommand. */ |
---|
| 82 | |
---|
| 83 | if (argc < 2) { |
---|
| 84 | Tcl_AppendResult(interp, "wrong # arguments: should be \"", argv[0], |
---|
| 85 | " option ... \"", NULL); |
---|
| 86 | return TCL_ERROR; |
---|
| 87 | } |
---|
| 88 | if (strcmp(argv[1], "done") == 0) { |
---|
| 89 | *framePtr = 1; |
---|
| 90 | } else if (strcmp(argv[1], "wait") == 0) { |
---|
| 91 | int *oldFramePtr; |
---|
| 92 | int done; |
---|
| 93 | int oldMode = Tcl_SetServiceMode(TCL_SERVICE_ALL); |
---|
| 94 | |
---|
| 95 | /* |
---|
| 96 | * Save the old stack frame pointer and set up the current frame. |
---|
| 97 | */ |
---|
| 98 | |
---|
| 99 | oldFramePtr = framePtr; |
---|
| 100 | framePtr = &done; |
---|
| 101 | |
---|
| 102 | /* |
---|
| 103 | * Enter an Xt event loop until the flag changes. Note that we do not |
---|
| 104 | * explicitly call Tcl_ServiceEvent(). |
---|
| 105 | */ |
---|
| 106 | |
---|
| 107 | done = 0; |
---|
| 108 | while (!done) { |
---|
| 109 | XtAppProcessEvent(TclSetAppContext(NULL), XtIMAll); |
---|
| 110 | } |
---|
| 111 | (void) Tcl_SetServiceMode(oldMode); |
---|
| 112 | framePtr = oldFramePtr; |
---|
| 113 | } else { |
---|
| 114 | Tcl_AppendResult(interp, "bad option \"", argv[1], |
---|
| 115 | "\": must be done or wait", NULL); |
---|
| 116 | return TCL_ERROR; |
---|
| 117 | } |
---|
| 118 | return TCL_OK; |
---|
| 119 | } |
---|