214 lines
6.9 KiB
C
214 lines
6.9 KiB
C
/*
|
|
* $Xorg: xmore.c,v 1.1 2004/04/30 02:05:54 gisburn Exp $
|
|
*
|
|
Copyright 2004 Roland Mainz <roland.mainz@nrubsig.org>
|
|
|
|
Permission to use, copy, modify, distribute, and sell this software and its
|
|
documentation for any purpose is hereby granted without fee, provided that
|
|
the above copyright notice appear in all copies and that both that
|
|
copyright notice and this permission notice appear in supporting
|
|
documentation.
|
|
|
|
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 THE
|
|
OPEN GROUP 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.
|
|
|
|
Except as contained in this notice, the name of The Open Group shall not be
|
|
used in advertising or otherwise to promote the sale, use or other dealings
|
|
in this Software without prior written authorization from The Open Group.
|
|
*
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
# include "config.h"
|
|
#endif
|
|
|
|
/* Force ANSI C prototypes from X11 headers */
|
|
#ifndef FUNCPROTO
|
|
#define FUNCPROTO 15
|
|
#endif /* !FUNCPROTO */
|
|
|
|
#include <X11/StringDefs.h>
|
|
#include <X11/Intrinsic.h>
|
|
#include <X11/Shell.h>
|
|
#include <X11/Xaw/Form.h>
|
|
#include <X11/Xaw/List.h>
|
|
#include <X11/Xaw/Command.h>
|
|
#include <X11/Xaw/AsciiText.h>
|
|
#include <X11/Xaw/Cardinals.h>
|
|
|
|
#include "xmore.h"
|
|
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <limits.h>
|
|
|
|
/* Global vars */
|
|
static Widget toplevel = NULL;
|
|
static Widget text = NULL;
|
|
static const char *ProgramName; /* program name (from argv[0]) */
|
|
static const char *viewFileName; /* file to browse (from argv[1]) */
|
|
|
|
/* prototypes */
|
|
static void quitAction(Widget w, XEvent *event, String *params, Cardinal *num_params);
|
|
static void quitXtProc(Widget w, XtPointer client_data, XtPointer callData);
|
|
|
|
static XrmOptionDescRec options[] = {
|
|
{
|
|
"-v", "*verbose", XrmoptionNoArg, (XPointer) "on" },
|
|
};
|
|
|
|
|
|
static XtActionsRec actions[] = {
|
|
{ "quit", quitAction },
|
|
};
|
|
|
|
/* See xmore.h */
|
|
static XMoreResourceData userOptions;
|
|
|
|
#define Offset(field) XtOffsetOf(XMoreResourceData, field)
|
|
|
|
static XtResource resources[] = {
|
|
{"verbose", "Verbose", XtRBoolean, sizeof(Boolean), Offset(verbose), XtRImmediate, (XtPointer)False},
|
|
{"textfont", XtCFont, XtRFontSet, sizeof(XFontSet), Offset(textfont), XtRString, STANDARDFONT},
|
|
};
|
|
|
|
|
|
static String fallback_resources[] = {
|
|
#ifdef NOTYET
|
|
"*iconPixmap: xmore32",
|
|
"*iconMask: xmore32",
|
|
#endif /* NOTYET */
|
|
"*textfont: " STANDARDFONT,
|
|
"*international: True", /* set this globally for ALL widgets to avoid wierd crashes */
|
|
"*text.Translations: #override \\n\\"
|
|
"\tCtrl<Key>S: no-op(RingBell)\\n\\"
|
|
"\tCtrl<Key>R: no-op(RingBell)\\n\\"
|
|
"\t<Key>space: next-page()\\n\\"
|
|
"\t<Key>F: next-page()\\n\\"
|
|
"\tCtrl<Key>B: previous-page()\\n\\"
|
|
"\t<Key>B: previous-page()\\n\\"
|
|
"\t<Key>K: scroll-one-line-down()\\n\\"
|
|
"\t<Key>Y: scroll-one-line-down()\\n\\"
|
|
"\t<Key>Return: scroll-one-line-up()\\n\\"
|
|
"\t<Key>J: scroll-one-line-up()\\n\\"
|
|
"\t<Key>E: scroll-one-line-up()\\n\\"
|
|
"\t<Key>q: quit()\\n",
|
|
"*text.baseTranslations: #override \\n\\"
|
|
"\t<Key>space: next-page()\\n\\"
|
|
"\t<Key>F: next-page()\\n\\"
|
|
"\tCtrl<Key>B: previous-page()\\n\\"
|
|
"\t<Key>K: scroll-one-line-down()\\n\\"
|
|
"\t<Key>Y: scroll-one-line-down()\\n\\"
|
|
"\t<Key>Return: scroll-one-line-up()\\n\\"
|
|
"\t<Key>J: scroll-one-line-up()\\n\\"
|
|
"\t<Key>E: scroll-one-line-up()\\n\\"
|
|
"\t<Key>q: quit()\\n",
|
|
NULL,
|
|
};
|
|
|
|
static void
|
|
quitAction(Widget w, _X_UNUSED XEvent *event,
|
|
_X_UNUSED String *params, _X_UNUSED Cardinal *num_params)
|
|
{
|
|
XtAppSetExitFlag(XtWidgetToApplicationContext(w));
|
|
}
|
|
|
|
static void
|
|
quitXtProc(Widget w, _X_UNUSED XtPointer client_data,
|
|
_X_UNUSED XtPointer callData)
|
|
{
|
|
XtCallActionProc(w, "quit", NULL, NULL, 0);
|
|
}
|
|
|
|
_X_NORETURN _X_COLD
|
|
static void
|
|
usage(FILE *out, int exitval)
|
|
{
|
|
fprintf(out,
|
|
"usage: %s [ x options ] [-help|-version] filename\n",
|
|
ProgramName);
|
|
exit(exitval);
|
|
}
|
|
|
|
int main( int argc, char *argv[] )
|
|
{
|
|
XtAppContext app;
|
|
Widget form;
|
|
Widget quitbutton;
|
|
int n;
|
|
Arg args[8];
|
|
|
|
ProgramName = argv[0];
|
|
|
|
/* Handle args that don't require opening a display */
|
|
for (int i = 1; i < argc; i++) {
|
|
const char *argn = argv[i];
|
|
/* accept single or double dash for -help & -version */
|
|
if (argn[0] == '-' && argn[1] == '-') {
|
|
argn++;
|
|
}
|
|
if (strcmp (argn, "-help") == 0) {
|
|
usage(stdout, EXIT_SUCCESS);
|
|
}
|
|
if (strcmp (argn, "-version") == 0) {
|
|
puts(PACKAGE_STRING);
|
|
exit(EXIT_SUCCESS);
|
|
}
|
|
}
|
|
|
|
XtSetLanguageProc(NULL, NULL, NULL);
|
|
toplevel = XtOpenApplication(&app, "XMore",
|
|
options, XtNumber(options),
|
|
&argc, argv, fallback_resources,
|
|
sessionShellWidgetClass, NULL, ZERO);
|
|
|
|
if (argc != 2)
|
|
{
|
|
fputs("Unknown argument(s):", stderr);
|
|
for (int i = 1; i < argc; i++) {
|
|
fprintf(stderr, " %s", argv[i]);
|
|
}
|
|
fputs("\n\n", stderr);
|
|
usage(stderr, EXIT_FAILURE);
|
|
}
|
|
|
|
XtGetApplicationResources(toplevel, (XtPointer)&userOptions, resources,
|
|
XtNumber(resources), NULL, 0);
|
|
|
|
XtAppAddActions(app, actions, XtNumber(actions));
|
|
|
|
viewFileName = argv[1];
|
|
|
|
form = XtCreateManagedWidget("form", formWidgetClass, toplevel, NULL, 0);
|
|
|
|
n = 0;
|
|
XtSetArg(args[n], XtNtype, XawAsciiFile); n++;
|
|
XtSetArg(args[n], XtNstring, viewFileName); n++;
|
|
XtSetArg(args[n], XtNwidth, 700); n++;
|
|
XtSetArg(args[n], XtNheight, 300); n++;
|
|
XtSetArg(args[n], XtNscrollHorizontal, XawtextScrollAlways); n++;
|
|
XtSetArg(args[n], XtNscrollVertical, XawtextScrollAlways); n++;
|
|
XtSetArg(args[n], XtNfontSet, userOptions.textfont); n++;
|
|
text = XtCreateManagedWidget("text", asciiTextWidgetClass, form, args, n);
|
|
|
|
n = 0;
|
|
XtSetArg(args[n], XtNfromHoriz, NULL); n++;
|
|
XtSetArg(args[n], XtNfromVert, text); n++;
|
|
XtSetArg(args[n], XtNlabel, "Quit"); n++;
|
|
quitbutton = XtCreateManagedWidget("quit", commandWidgetClass, form, args, n);
|
|
XtAddCallback(quitbutton, XtNcallback, quitXtProc, NULL);
|
|
|
|
XtRealizeWidget(toplevel);
|
|
|
|
XtAppMainLoop(app);
|
|
|
|
return EXIT_SUCCESS;
|
|
}
|
|
|