VNCViewer

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/* $Id$ */

/* This file is part of DeforaOS Desktop VNCViewer */

/* Originally based on:

* GTK VNC Widget

* This library is free software; you can redistribute it and/or

* modify it under the terms of the GNU Lesser General Public

* License as published by the Free Software Foundation; either

* version 2.0 of the License, or (at your option) any later version.

* This library 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

* Lesser General Public License for more details.

* You should have received a copy of the GNU Lesser General Public

* License along with this library; if not, write to the Free Software

* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

#include <locale.h>

#include <libintl.h>

#include <gtk/gtk.h>

#include <vncdisplay.h>

#include <vncutil.h>

#include "vncviewer.h"

#include "../config.h"

#define _(string) gettext(string)

/* constants */

#ifndef PROGNAME_VNCVIEWER

# define PROGNAME_VNCVIEWER "vncviewer"

#endif

#ifndef PREFIX

# define PREFIX "/usr/local"

#endif

#ifndef DATADIR

# define DATADIR PREFIX "/share"

#endif

#ifndef LOCALEDIR

# define LOCALEDIR DATADIR "/locale"

#endif

static gchar **args = NULL;

static const GOptionEntry options [] =

{

G_OPTION_REMAINING, '\0', 0, G_OPTION_ARG_STRING_ARRAY, &args,

NULL, "[hostname][:display]" },

{ NULL, 0, 0, G_OPTION_ARG_NONE, NULL, NULL, 0 }

};

/* vncviewer_error */

static int _vncviewer_error(char const * message, int ret)

{

fputs(PROGNAME_VNCVIEWER ": ", stderr);

perror(message);

return ret;

}

/* vncviewer_get_hostname */

static char * _vncviewer_get_hostname(void)

{

GtkWidget * dialog;

GtkWidget * box;

GtkWidget * widget;

GtkWidget * content;

char * hostname = NULL;

dialog = gtk_message_dialog_new(NULL, 0, GTK_MESSAGE_QUESTION,

GTK_BUTTONS_NONE,

#if GTK_CHECK_VERSION(2, 6, 0)

"%s", PACKAGE);

gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),

#endif

_("Please choose a hostname to connect to"));

#if GTK_CHECK_VERSION(2, 10, 0)

gtk_message_dialog_set_image(GTK_MESSAGE_DIALOG(dialog),

gtk_image_new_from_icon_name("gnome-remote-desktop",

GTK_ICON_SIZE_DIALOG));

#endif

gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_QUIT,

GTK_RESPONSE_REJECT);

gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CONNECT,

GTK_RESPONSE_ACCEPT);

gtk_dialog_set_default_response(GTK_DIALOG(dialog),

GTK_RESPONSE_ACCEPT);

gtk_window_set_title(GTK_WINDOW(dialog), PACKAGE);

#if GTK_CHECK_VERSION(3, 0, 0)

box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 4);

#else

box = gtk_hbox_new(FALSE, 4);

#endif

widget = gtk_label_new(_("Hostname: "));

gtk_box_pack_start(GTK_BOX(box), widget, FALSE, TRUE, 0);

widget = gtk_entry_new();

gtk_entry_set_activates_default(GTK_ENTRY(widget), TRUE);

gtk_box_pack_start(GTK_BOX(box), widget, TRUE, TRUE, 0);

gtk_widget_show_all(box);

content = gtk_bin_get_child(GTK_BIN(dialog));

gtk_container_add(GTK_CONTAINER(content), box);

if(gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT)

hostname = g_strdup(gtk_entry_get_text(GTK_ENTRY(widget)));

gtk_widget_destroy(dialog);

return hostname;

}

/* main */

static gboolean _main_on_idle(gpointer data);

int main(int argc, char **argv)

{

gchar *name;

GOptionContext *context;

GError *error = NULL;

if(setlocale(LC_ALL, "") == NULL)

_vncviewer_error("setlocale", 1);

bindtextdomain(PACKAGE, LOCALEDIR);

textdomain(PACKAGE);

name = g_strdup_printf("- %s %s",

_("Simple VNC Client on Gtk-VNC"),

vnc_util_get_version_string());

/* Setup command line options */

context = g_option_context_new (name);

g_option_context_add_main_entries (context, options, NULL);

g_option_context_add_group (context, gtk_get_option_group (TRUE));

g_option_context_add_group (context, vnc_display_get_option_group ());

g_option_context_parse (context, &argc, &argv, &error);

if (error) {

g_print ("%s\n", error->message);

g_error_free (error);

return 1;

}

if (!args || (g_strv_length(args) != 1)) {

g_idle_add(_main_on_idle, NULL);

} else {

vncviewer(args);

}

gtk_main();

return 0;

}

static gboolean _main_on_idle(gpointer data)

{

gchar * hostname;

gchar * args[2] = { NULL, NULL };

(void) data;

if((hostname = _vncviewer_get_hostname()) == NULL)

gtk_main_quit();

else

{

args[0] = hostname;

vncviewer(args);

}

return FALSE;

}