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Length: 8506 (0x213a)
Types: TextFile
Notes: UNIX file
Names: »motifgif.c«
└─⟦a85bd4a7c⟧ Bits:30004636/disk2.imd INTERACTIVE Motif Environment Development System
└─⟦a85bd4a7c⟧ UNIX Filesystem
└─⟦this⟧ »xt/new/usr/lib/X11/examples/motifgif/motifgif.c«
#ifdef REV_INFO
#ifndef lint
static char SCCSID[] = "OSF/Motif: @(#)motifgif.c 1.1 - 89/08/30 - 11:52:29";
#endif /* lint */
#endif /* REV_INFO */
/****************************************************************************
****************************************************************************
**
** File: motifgif.c
**
** Project: Motif - gif file display program
** Written by Peter Levine, OSF.
**
** NOTE: This program is boiler-plate which calls pict
** to actually display the picture...
**
** (c) Copyright 1989 by Open Software Foundation, Inc.
** All Rights Reserved.
**
**
****************************************************************************
****************************************************************************/
/***************************************************
* *
* Revision history: *
* *
* 07/4/89 pjlevine
* *
****************************************************/
#include "motifgif.h"
#define STRING_OFFSET 14
int dialog_up = 1;
static XtResourceList resource;
char filename [256];
/***********************************************************/
void Quit()
{
printf("exiting...\n\r");
fflush(stdout);
exit(0);
}
/***********************************************************/
/* Quit */
/**********************************************************/
XtCallbackProc MenuQuit (w, client_data, call_data)
Widget w;
caddr_t client_data,
call_data;
{
exit (0);
}
/***********************************************************/
/* displayed on file selection */
/**********************************************************/
XtCallbackProc ShowFiles (w, client_data, call_data)
Widget w;
caddr_t client_data,
call_data;
{
XtManageChild (FileDialog);
XtManageChild (FileSelection);
}
/***********************************************************/
/* displayed on OK file selection */
/***********************************************************/
XtCallbackProc FileSelectOK (w, client_data, callback_data)
Widget w;
char *client_data;
XmSelectionBoxCallbackStruct *callback_data;
{
char *textstr, *extract_normal_string ();
int i;
char *buffer, *GetSource ();
char *filebuff;
filebuff = (char *) calloc (1, 256);
textstr = extract_normal_string (callback_data->value);
strcpy (filebuff, "pict -nsc ");
strcat (filebuff, textstr);
strcat (filebuff, " &");
system (filebuff);
}
/***********************************************************/
Widget CreateCascade (label, mnemonic, submenu, parent)
char *label,
mnemonic;
Widget submenu,
parent;
{
Widget widget;
int n;
Arg args[MAX_ARGS];
XmString tcs;
n = 0;
tcs = XmStringLtoRCreate (label, XmSTRING_DEFAULT_CHARSET);
XtSetArg(args[n], XmNlabelString, tcs); n++;
XtSetArg(args[n], XmNmnemonic, mnemonic); n++;
XtSetArg(args[n], XmNsubMenuId, submenu); n++;
widget = XmCreateCascadeButton (parent, "cascade", args, n);
XtManageChild(widget);
XmStringFree(tcs);
return (widget);
}
/***********************************************************/
Widget CreateDialogShell (parent, say, x, y)
Widget parent;
char *say;
Cardinal x, y;
{
static Widget widget;
int n;
Arg args[MAX_ARGS];
n = 0;
XtSetArg(args[n], XmNwidth, 400); n++;
XtSetArg(args[n], XmNheight, 400); n++;
XtSetArg(args[n], XmNx, x); n++;
XtSetArg(args[n], XmNy, y); n++;
widget = XmCreateDialogShell (parent, say, args, n);
return (widget);
}
/***********************************************************/
Widget CreateFileSelection (parent, name)
Widget parent;
char *name;
{
static Widget widget;
int n;
Arg args[MAX_ARGS];
XmString tcs;
n = 0;
tcs = XmStringLtoRCreate ("*.gif", XmSTRING_DEFAULT_CHARSET);
XtSetArg(args[n], XmNdirMask, tcs); n++;
widget = XmCreateFileSelectionBox (parent, name, args, n);
XmStringFree(tcs);
XtAddCallback (widget, XmNokCallback, FileSelectOK, NULL);
return (widget);
}
/***********************************************************/
Widget CreatePushButton (label, mnemonic, parent)
char *label,
mnemonic;
Widget parent;
{
static Widget widget;
int n;
Arg args[MAX_ARGS];
XmString tcs,
acc_text;
n = 0;
tcs = XmStringLtoRCreate(label, XmSTRING_DEFAULT_CHARSET);
acc_text = XmStringLtoRCreate("^A", XmSTRING_DEFAULT_CHARSET);
XtSetArg(args[n], XmNmnemonic, mnemonic); n++;
/* if default, extra border */
if (bit_flag & DEFAULT)
{
XtSetArg(args[n], XmNshowAsDefault, 1); n++;
}
/* if there is an accelerator associated with the button */
if (bit_flag & ACCEL)
{
XtSetArg(args[n], XmNaccelerator, "Ctrl<Key>A"); n++;
XtSetArg(args[n], XmNacceleratorText, acc_text);n++;
}
/* if the button is inactive; greyed out */
if (bit_flag & INACTIVE)
{
XtSetArg(args[n], XmNsensitive, False); n++;
}
widget = XmCreatePushButton(parent, label, args, n);
XtManageChild(widget);
XmStringFree(tcs);
if (bit_flag & ACCEL)
XmStringFree(acc_text);
bit_flag = BITSOFF;
return(widget);
}
/***************************************************************/
void main(argc, argv)
int argc;
char **argv;
{
register int n;
Arg args[MAX_ARGS];
int num_items;
Widget Dummy;
Widget XmCreateScrolledText ();
/* this will be the contents of the dialog selection box */
XmString *addrstr, *GetWidgetHierarchy ();;
MenuBar = (Widget) NULL;
signal(SIGHUP, Quit);
signal(SIGINT, Quit);
signal(SIGQUIT, Quit);
XtToolkitInitialize();
if ((display = XtOpenDisplay (NULL, NULL, argv[1], "XMclient",
NULL, 0, &argc, argv)) == NULL)
{
fprintf (stderr,"\n%s: Can't open display\n", argv[0]);
exit(1);
}
strcpy (filename, argv[0]);
strcat (filename, ".c");
printf ("filename = %s\n", filename);
n = 0;
XtSetArg(args[n], XmNwidth, WIDTH); n++;
XtSetArg(args[n], XmNheight, HEIGHT); n++;
XtSetArg(args[n], XmNallowShellResize, True); n++;
Shell = XtAppCreateShell(argv[0], NULL, applicationShellWidgetClass,
display, args, n);
n = 0;
MainWindow = XmCreateMainWindow(Shell, "MainWindow", args, n);
XtManageChild(MainWindow);
WorkRegion = XmCreateBulletinBoard (MainWindow, "s_text", args, n);
XtManageChild (WorkRegion);
CreateMenuBar ();
FileDialog = CreateDialogShell (Shell, "Picture Selection Window",300,300);
FileSelection = CreateFileSelection (FileDialog, "Select File");
XtRealizeWidget(Shell);
XtMainLoop();
}
/***********************************************************/
CreateMenuBar ()
{
int n;
Arg args[MAX_ARGS];
/*
** the menubar
*/
n = 0;
MenuBar = (Widget) XmCreateMenuBar ((Widget) MainWindow, "MenuBar",
args, n);
if (MenuBar == NULL) {
printf ("null menu bar\n\r");
exit (0);
}
XtManageChild(MenuBar);
/* create the first level pulldowns */
n = 0;
PullDown1 = XmCreatePulldownMenu (MenuBar, "File", args, n);
PullDown2 = XmCreatePulldownMenu (MenuBar, "Show", args, n);
/* create cascade buttons for menubar */
MenuBtn1 = CreateCascade ("File", 'F', PullDown1, MenuBar);
MenuBtn2 = CreateCascade ("Show", 'S', PullDown2, MenuBar);
/*
** Menu1
*/
Label1A = CreatePushButton ("Quit",'1',PullDown1);
XtAddCallback (Label1A, XmNactivateCallback, MenuQuit, NULL);
Label2A = CreatePushButton ("Show Files",'1',PullDown2);
XtAddCallback (Label2A, XmNactivateCallback, ShowFiles, NULL);
}
/* support routine to get normal string from XmString */
char *extract_normal_string(cs)
XmString cs;
{
XmStringContext context;
XmStringCharSet charset;
XmStringDirection direction;
Boolean separator;
static char *primitive_string;
XmStringInitContext (&context,cs);
XmStringGetNextSegment (context,&primitive_string,
&charset,&direction,&separator);
XmStringFreeContext (context);
return ((char *) primitive_string);
}