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#if 0
static char rcsid[] = "modal.c,v 2.0 1994/05/19 02:01:20 dan Exp";
#endif
/*
* Copyright (c) 1994 Daniel Williams
*
* The X Consortium, and any party obtaining a copy of these files from
* the X Consortium, directly or indirectly, is granted, free of charge,
* a full and unrestricted irrevocable, world-wide, paid up,
* royalty-free, nonexclusive right and license to deal in this software
* and documentation files (the "Software"), including without limitation
* the rights to use, copy, modify, merge, publish, distribute,
* sublicense, and/or sell copies of the Software, and to permit persons
* who receive copies from any such party to do so. This license
* includes without limitation a license to do the foregoing actions
* under any patents of the party supplying this software to the X
* Consortium. The following conditions apply:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL DANIEL WILLIAMS OR SYSTEMS & SCIENTIFIC SOFTWARE BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
/*
* this module is derived from code in "Motif Programming Manual"
* which bears the following notice:
*
* Written by Dan Heller. Copyright 1991, O'Reilly & Associates.
* This program is freely distributable without licensing fees and
* is provided without guarantee or warrantee expressed or implied.
* This program is -not- in the public domain.
*/
#include <stdio.h>
#include <Xm/MessageB.h>
#include "mgdiff.h"
#include "externs.h"
static void ok_cb (Widget w, XtPointer closure, XtPointer call_data);
static void cancel_cb (Widget w, XtPointer closure, XtPointer call_data);
typedef enum {
Busy, Ok, Cancel
} State;
/* ARGSUSED */
static void ok_cb (Widget w, XtPointer closure, XtPointer call_data)
{
*((State *) closure) = Ok;
XtDestroyWidget (get_top_shell (w));
}
/* ARGSUSED */
static void cancel_cb (Widget w, XtPointer closure, XtPointer call_data)
{
*((State *) closure) = Cancel;
XtDestroyWidget (get_top_shell (w));
}
/*
* pop up a modal QuestionDialog and return True for user's choice of
* "OK" and False for "Cancel"
*/
int modal_question (Widget parent, char *title, char *question)
{
static Arg args[] = {{XmNdialogStyle, XmDIALOG_PRIMARY_APPLICATION_MODAL}};
XtAppContext app = XtWidgetToApplicationContext (parent);
State answer = Busy;
Widget dialog;
dialog = XmCreateQuestionDialog (parent, "question", args, XtNumber (args));
XtAddCallback (dialog, XmNokCallback, ok_cb, &answer);
XtAddCallback (dialog, XmNcancelCallback, cancel_cb, &answer);
XtVaSetValues (dialog,
XtVaTypedArg, XmNmessageString, XmRString, question, strlen (question)+1,
XtVaTypedArg, XmNdialogTitle, XmRString, title, strlen (title)+1,
NULL);
XtSetSensitive (XmMessageBoxGetChild (dialog, XmDIALOG_HELP_BUTTON), False);
XtManageChild (dialog);
while ((answer == Busy) || XtAppPending (app))
XtAppProcessEvent (app, XtIMAll);
return (answer == Ok);
}
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