On Mon, 2007-03-12 at 12:08 -0700, Rick Jones wrote:
> I see that goption can uatomagically handle --help and the like. I'd
> like to emit a usage string when someone gives a bogus option - is there
> a call one can make to just print the same stuff that goption does on
> its own with --help, or do I have to mess about with error hooks?
>
> http://developer.gnome.org/doc/API/2.0/glib/glib-Commandline-option-parser.html
> didn't mention one - before I use something I find from source I'd want
> to check that it was simply an oversight in the api docs :)
>
> thanks,
>
> rick jones
> _______________________________________________
> gtk-app-devel-list mailing list
> gtk-app-devel-list@gnome.org
> http://mail.gnome.org/mailman/listinfo/gtk-app-devel-list
Rick,
The link you supplied gave a partial example that works. However, here
is a full example; notice the if statement around
g_option_context_parse().
BEGIN EXAMPLE
--------------------
/* gapc_notify.c 20070123
libnotify messaging routine for Linux scripting languages.
output a titled message box to the graphical screen for 10 seconds
Copyright (C) 2007 James Scott, Jr. <[EMAIL PROTECTED]>
Compile Requirements: { tested on FC6 }
libnotify-0.4.2
libnotify-devel-0.4.2
gtk-2.6+
glib-2.6+
Compile Command:
$ gcc `pkg-config --cflags --libs libnotify` -o gapc_notify
gapc_notify.c
Usage:
$ ./gapc_notify -s 5 -t "title of messagebox" -m "message in the box"
or
$ ./gapc_notify --help
GPL2
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <libnotify/notify.h>
#include <stdio.h>
#include <unistd.h>
static gchar *gd_pch_title;
static gchar *gd_pch_body;
static gchar *gd_pch_icon;
static gint gd_i_seconds;
int main(int argc, char * argv[] )
{
NotifyNotification *nctx;
GError *gerror = NULL;
GOptionContext *context = NULL;
GOptionEntry entries[] = {
{"title", 't', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_STRING,
&gd_pch_title,
"Title text on msg box", "Uninterruptible Power Supply"},
{"message", 'm', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_STRING,
&gd_pch_body,
"Message body text", "message"},
{"icon-name", 'i', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_STRING,
&gd_pch_icon,
"icon to include next to message",
"gtk-dialog-info ...-warning ...-error"},
{"show-seconds", 's', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_INT,
&gd_i_seconds,
"seconds to display message", "10"},
{NULL}
};
/* Get command line parms */
context = g_option_context_new (
" - APCUPSD Commandline Notification Utility"
" GPL2 [2007] <[EMAIL PROTECTED]>");
g_option_context_add_main_entries(context, entries, NULL);
g_option_context_set_ignore_unknown_options(context, FALSE);
if (!(g_option_context_parse(context, &argc, &argv, &gerror))) {
g_warning ("Parse command line failed: %s", gerror->message);
g_option_context_free(context);
g_error_free(gerror);
return (1);
}
if (gd_pch_title == NULL) {
gd_pch_title = "Uninterruptible Power Supply";
}
if (gd_pch_body == NULL) {
gd_pch_body = "message";
}
if (gd_pch_icon == NULL) {
gd_pch_icon = "gtk-dialog-info";
}
if (gd_i_seconds < 1 ) {
gd_i_seconds = 10;
}
notify_init("gapc_notify");
nctx = notify_notification_new (gd_pch_title, gd_pch_body,
gd_pch_icon, NULL);
notify_notification_set_timeout (nctx, (gd_i_seconds * 1000) ); //
10 seconds
if (!notify_notification_show (nctx, NULL))
{
fprintf(stderr, "failed to send notification\n");
return 2;
}
g_object_unref(G_OBJECT(nctx));
notify_uninit();
return 0;
}
--------------------
END EXAMPLE
James Scott, Jr.
Registered Linux User #270764
FC6 on Dual AMD-MP 2400+
Author: {gfhcm, gkrellfah2,gapcmon,giw}.sourceforge.net
http://mysite.verizon.net/skoona/index.html
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