hexchat/src/fe-gtk/servlistgui.c

/* X-Chat
 * Copyright (C) 2004-2008 Peter Zelezny.
 *
 * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>

#include <gdk/gdkkeysyms.h>

#include "../common/hexchat.h"
#include "../common/hexchatc.h"
#include "../common/servlist.h"
#include "../common/cfgfiles.h"
#include "../common/fe.h"
#include "../common/util.h"

#include "fe-gtk.h"
#include "gtkutil.h"
#include "menu.h"
#include "pixmaps.h"
#include "fkeys.h"

#define SERVLIST_X_PADDING 4			/* horizontal paddig in the network editor */
#define SERVLIST_Y_PADDING 0			/* vertical padding in the network editor */

/* servlistgui.c globals */
static GtkWidget *serverlist_win = NULL;
static GtkWidget *networks_tree;		/* network TreeView */

static int netlist_win_width = 0;		/* don't hardcode pixels, just use as much as needed by default, save if resized */
static int netlist_win_height = 0;
static int netedit_win_width = 0;
static int netedit_win_height = 0;

static int netedit_active_tab = 0;

/* global user info */
static GtkWidget *entry_nick1;
static GtkWidget *entry_nick2;
static GtkWidget *entry_nick3;
static GtkWidget *entry_guser;
/* static GtkWidget *entry_greal; */

enum {
		SERVER_TREE,
		CHANNEL_TREE,
		CMD_TREE,
		N_TREES,
};

/* edit area */
static GtkWidget *edit_win;
static GtkWidget *edit_entry_nick;
static GtkWidget *edit_entry_nick2;
static GtkWidget *edit_entry_user;
static GtkWidget *edit_entry_real;
static GtkWidget *edit_entry_pass;
static GtkWidget *edit_label_nick;
static GtkWidget *edit_label_nick2;
static GtkWidget *edit_label_real;
static GtkWidget *edit_label_user;
static GtkWidget *edit_trees[N_TREES];

static ircnet *selected_net = NULL;
static ircserver *selected_serv = NULL;
static commandentry *selected_cmd = NULL;
static favchannel *selected_chan = NULL;
static session *servlist_sess;

static void servlist_network_row_cb (GtkTreeSelection *sel, gpointer user_data);
static GtkWidget *servlist_open_edit (GtkWidget *parent, ircnet *net);


static const char *pages[]=
{
	IRC_DEFAULT_CHARSET,
	"CP1252 (Windows-1252)",
	"ISO-8859-15 (Western Europe)",
	"ISO-8859-2 (Central Europe)",
	"ISO-8859-7 (Greek)",
	"ISO-8859-8 (Hebrew)",
	"ISO-8859-9 (Turkish)",
	"ISO-2022-JP (Japanese)",
	"SJIS (Japanese)",
	"CP949 (Korean)",
	"KOI8-R (Cyrillic)",
	"CP1251 (Cyrillic)",
	"CP1256 (Arabic)",
	"CP1257 (Baltic)",
	"GB18030 (Chinese)",
	"TIS-620 (Thai)",
	NULL
};

/* This is our dictionary for authentication types. Keep these in sync with
 * login_types[]! This allows us to re-order the login type dropdown in the
 * network list without breaking config compatibility.
 *
 * Also make sure inbound_nickserv_login() won't break, i.e. if you add a new
 * type that is NickServ-based, add it there as well so that HexChat knows to
 * treat it as such.
 */
static int login_types_conf[] =
{
	LOGIN_DEFAULT,			/* default entry - we don't use this but it makes indexing consistent with login_types[] so it's nice */
	LOGIN_SASL,
#ifdef USE_OPENSSL
	LOGIN_SASLEXTERNAL,
#endif
	LOGIN_PASS,
	LOGIN_MSG_NICKSERV,
	LOGIN_NICKSERV,
#ifdef USE_OPENSSL
	LOGIN_CHALLENGEAUTH,
#endif
	LOGIN_CUSTOM
#if 0
	LOGIN_NS,
	LOGIN_MSG_NS,
	LOGIN_AUTH,
#endif
};

static const char *login_types[]=
{
	"Default",
	"SASL (username + password)",
#ifdef USE_OPENSSL
	"SASL EXTERNAL (cert)",
#endif
	"Server Password (/PASS password)",
	"NickServ (/MSG NickServ + password)",
	"NickServ (/NICKSERV + password)",
#ifdef USE_OPENSSL
	"Challenge Auth (username + password)",
#endif
	"Custom... (connect commands)",
#if 0
	"NickServ (/NS + password)",
	"NickServ (/MSG NS + password)",
	"AUTH (/AUTH nickname password)",
#endif
	NULL
};

/* poor man's IndexOf() - find the dropdown string index that belongs to the given config value */
static int
servlist_get_login_desc_index (int conf_value)
{
	int i;
	int length = sizeof (login_types_conf) / sizeof (login_types_conf[0]);		/* the number of elements in the conf array */

	for (i = 0; i < length; i++)
	{
		if (login_types_conf[i] == conf_value)
		{
			return i;
		}
	}

	return 0;	/* make the compiler happy */
}

static void
servlist_select_and_show (GtkTreeView *treeview, GtkTreeIter *iter,
								  GtkListStore *store)
{
	GtkTreePath *path;
	GtkTreeSelection *sel;

	sel = gtk_tree_view_get_selection (treeview);

	/* select this network */
	gtk_tree_selection_select_iter (sel, iter);
	/* and make sure it's visible */
	path = gtk_tree_model_get_path (GTK_TREE_MODEL (store), iter);
	if (path)
	{
		gtk_tree_view_scroll_to_cell (treeview, path, NULL, TRUE, 0.5, 0.5);
		gtk_tree_view_set_cursor (treeview, path, NULL, FALSE);
		gtk_tree_path_free (path);
	}
}

static void
servlist_channels_populate (ircnet *net, GtkWidget *treeview)
{
	GtkListStore *store;
	GtkTreeIter iter;
	int i;
	favchannel *favchan;
	GSList *list = net->favchanlist;

	store = (GtkListStore *)gtk_tree_view_get_model (GTK_TREE_VIEW (treeview));
	gtk_list_store_clear (store);

	i = 0;
	while (list)
	{
		favchan = list->data;
		gtk_list_store_append (store, &iter);
		gtk_list_store_set (store, &iter, 0, favchan->name, 1, favchan->key, 2, TRUE, -1);

		if (net->selected == i)
		{
			/* select this server */
			servlist_select_and_show (GTK_TREE_VIEW (treeview), &iter, store);
		}

		i++;
		list = list->next;
	}
}

static void
servlist_servers_populate (ircnet *net, GtkWidget *treeview)
{
	GtkListStore *store;
	GtkTreeIter iter;
	int i;
	ircserver *serv;
	GSList *list = net->servlist;

	store = (GtkListStore *)gtk_tree_view_get_model (GTK_TREE_VIEW (treeview));
	gtk_list_store_clear (store);

	i = 0;
	while (list)
	{
		serv = list->data;
		gtk_list_store_append (store, &iter);
		gtk_list_store_set (store, &iter, 0, serv->hostname, 1, 1, -1);

		if (net->selected == i)
		{
			/* select this server */
			servlist_select_and_show (GTK_TREE_VIEW (treeview), &iter, store);
		}

		i++;
		list = list->next;
	}
}

static void
servlist_commands_populate (ircnet *net, GtkWidget *treeview)
{
	GtkListStore *store;
	GtkTreeIter iter;
	int i;
	commandentry *entry;
	GSList *list = net->commandlist;

	store = (GtkListStore *)gtk_tree_view_get_model (GTK_TREE_VIEW (treeview));
	gtk_list_store_clear (store);

	i = 0;
	while (list)
	{
		entry = list->data;
		gtk_list_store_append (store, &iter);
		gtk_list_store_set (store, &iter, 0, entry->command, 1, 1, -1);

		if (net->selected == i)
		{
			/* select this server */
			servlist_select_and_show (GTK_TREE_VIEW (treeview), &iter, store);
		}

		i++;
		list = list->next;
	}
}

static void
servlist_networks_populate_ (GtkWidget *treeview, GSList *netlist, gboolean favorites)
{
	GtkListStore *store;
	GtkTreeIter iter;
	int i;
	ircnet *net;

	if (!netlist)
	{
		net = servlist_net_add (_("New Network"), "", FALSE);
		servlist_server_add (net, "newserver/6667");
		netlist = network_list;
	}
	store = (GtkListStore *)gtk_tree_view_get_model (GTK_TREE_VIEW (treeview));
	gtk_list_store_clear (store);

	i = 0;
	while (netlist)
	{
		net = netlist->data;
		if (!favorites || (net->flags & FLAG_FAVORITE))
		{
			if (favorites)
				gtk_list_store_insert_with_values (store, &iter, 0x7fffffff, 0, net->name, 1, 1, 2, 400, -1);
			else
				gtk_list_store_insert_with_values (store, &iter, 0x7fffffff, 0, net->name, 1, 1, 2, (net->flags & FLAG_FAVORITE) ? 800 : 400, -1);
			if (i == prefs.hex_gui_slist_select)
			{
				/* select this network */
				servlist_select_and_show (GTK_TREE_VIEW (treeview), &iter, store);
				selected_net = net;
			}
		}
		i++;
		netlist = netlist->next;
	}
}

static void
servlist_networks_populate (GtkWidget *treeview, GSList *netlist)
{
	servlist_networks_populate_ (treeview, netlist, prefs.hex_gui_slist_fav);
}

static void
servlist_server_row_cb (GtkTreeSelection *sel, gpointer user_data)
{
	GtkTreeModel *model;
	GtkTreeIter iter;
	ircserver *serv;
	char *servname;
	int pos;

	if (!selected_net)
		return;

	if (gtk_tree_selection_get_selected (sel, &model, &iter))
	{
		gtk_tree_model_get (model, &iter, 0, &servname, -1);
		serv = servlist_server_find (selected_net, servname, &pos);
		g_free (servname);
		if (serv)
			selected_net->selected = pos;
		selected_serv = serv;
	}
}

static void
servlist_command_row_cb (GtkTreeSelection *sel, gpointer user_data)
{
	GtkTreeModel *model;
	GtkTreeIter iter;
	commandentry *cmd;
	char *cmdname;
	int pos;

	if (!selected_net)
		return;

	if (gtk_tree_selection_get_selected (sel, &model, &iter))
	{
		gtk_tree_model_get (model, &iter, 0, &cmdname, -1);
		cmd = servlist_command_find (selected_net, cmdname, &pos);
		g_free (cmdname);
		if (cmd)
			selected_net->selected = pos;
		selected_cmd = cmd;
	}
}

static void
servlist_channel_row_cb (GtkTreeSelection *sel, gpointer user_data)
{
	GtkTreeModel *model;
	GtkTreeIter iter;
	favchannel *channel;
	char *channame;
	int pos;

	if (!selected_net)
		return;

	if (gtk_tree_selection_get_selected (sel, &model, &iter))
	{
		gtk_tree_model_get (model, &iter, 0, &channame, -1);
		channel = servlist_favchan_find (selected_net, channame, &pos);
		g_free (channame);
		if (channel)
			selected_net->selected = pos;
		selected_chan = channel;
	}
}

static void
servlist_start_editing (GtkTreeView *tree)
{
	GtkTreeSelection *sel;
	GtkTreeModel *model;
	GtkTreeIter iter;
	GtkTreePath *path;

	sel = gtk_tree_view_get_selection (tree);

	if (gtk_tree_selection_get_selected (sel, &model, &iter))
	{
		path = gtk_tree_model_get_path (GTK_TREE_MODEL (model), &iter);
		if (path)
		{
			gtk_tree_view_set_cursor (tree, path,
									gtk_tree_view_get_column (tree, 0), TRUE);
			gtk_tree_path_free (path);
		}
	}
}

static void
servlist_addserver (void)
{
	GtkTreeIter iter;
	GtkListStore *store;

	if (!selected_net)
		return;

	store = GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (edit_trees[SERVER_TREE])));
	servlist_server_add (selected_net, "newserver/6667");

	gtk_list_store_append (store, &iter);
	gtk_list_store_set (store, &iter, 0, "newserver/6667", 1, TRUE, -1);

	/* select this server */
	servlist_select_and_show (GTK_TREE_VIEW (edit_trees[SERVER_TREE]), &iter, store);
	servlist_start_editing (GTK_TREE_VIEW (edit_trees[SERVER_TREE]));

	servlist_server_row_cb (gtk_tree_view_get_selection (GTK_TREE_VIEW (networks_tree)), NULL);
}

static void
servlist_addcommand (void)
{
	GtkTreeIter iter;
	GtkListStore *store;

	if (!selected_net)
		return;

	store = GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (edit_trees[CMD_TREE])));
	servlist_command_add (selected_net, "ECHO hello");

	gtk_list_store_append (store, &iter);
	gtk_list_store_set (store, &iter, 0, "ECHO hello", 1, TRUE, -1);

	servlist_select_and_show (GTK_TREE_VIEW (edit_trees[CMD_TREE]), &iter, store);
	servlist_start_editing (GTK_TREE_VIEW (edit_trees[CMD_TREE]));

	servlist_command_row_cb (gtk_tree_view_get_selection (GTK_TREE_VIEW (networks_tree)), NULL);
}

static void
servlist_addchannel (void)
{
	GtkTreeIter iter;
	GtkListStore *store;

	if (!selected_net)
		return;

	store = GTK_LIST_STORE(gtk_tree_view_get_model (GTK_TREE_VIEW (edit_trees[CHANNEL_TREE])));
	servlist_favchan_add (selected_net, "#channel");

	gtk_list_store_append (store, &iter);
	gtk_list_store_set (store, &iter, 0, "#channel", 1, "", 2, TRUE, -1);

	/* select this server */
	servlist_select_and_show (GTK_TREE_VIEW (edit_trees[CHANNEL_TREE]), &iter, store);
	servlist_start_editing (GTK_TREE_VIEW (edit_trees[CHANNEL_TREE]));

	servlist_channel_row_cb (gtk_tree_view_get_selection (GTK_TREE_VIEW (networks_tree)), NULL);
}

static void
servlist_addnet_cb (GtkWidget *item, GtkTreeView *treeview)
{
	GtkTreeIter iter;
	GtkListStore *store;
	ircnet *net;

	net = servlist_net_add (_("New Network"), "", TRUE);
	net->encoding = g_strdup (IRC_DEFAULT_CHARSET);
	servlist_server_add (net, "newserver/6667");

	store = (GtkListStore *)gtk_tree_view_get_model (treeview);
	gtk_list_store_prepend (store, &iter);
	gtk_list_store_set (store, &iter, 0, net->name, 1, 1, -1);

	/* select this network */
	servlist_select_and_show (GTK_TREE_VIEW (networks_tree), &iter, store);
	servlist_start_editing (GTK_TREE_VIEW (networks_tree));

	servlist_network_row_cb (gtk_tree_view_get_selection (GTK_TREE_VIEW (networks_tree)), NULL);
}

static void
servlist_deletenetwork (ircnet *net)
{
	GtkTreeSelection *sel;
	GtkTreeModel *model;
	GtkTreeIter iter;

	/* remove from GUI */
	sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (networks_tree));
	if (gtk_tree_selection_get_selected (sel, &model, &iter))
		gtk_list_store_remove (GTK_LIST_STORE (model), &iter);

	/* remove from list */
	servlist_net_remove (net);

	/* force something to be selected */
	gtk_tree_model_get_iter_first (model, &iter);
	servlist_select_and_show (GTK_TREE_VIEW (networks_tree), &iter,
									  GTK_LIST_STORE (model));
	servlist_network_row_cb (sel, NULL);
}

static void
servlist_deletenetdialog_cb (GtkDialog *dialog, gint arg1, ircnet *net)
{
	gtk_widget_destroy (GTK_WIDGET (dialog));
	if (arg1 == GTK_RESPONSE_OK)
		servlist_deletenetwork (net);
}

static GSList *
servlist_move_item (GtkTreeView *view, GSList *list, gpointer item, int delta)
{
	GtkTreeModel *store;
	GtkTreeIter iter1, iter2;
	GtkTreeSelection *sel;
	GtkTreePath *path;
	int pos;

	/* Keep tree in sync w/ list, there has to be an easier way to get iters */
	sel = gtk_tree_view_get_selection (view);
	gtk_tree_selection_get_selected (sel, &store, &iter1);
	path = gtk_tree_model_get_path (store, &iter1);
	if (delta == 1)
		gtk_tree_path_next (path);
	else
		gtk_tree_path_prev (path);
	gtk_tree_model_get_iter (store, &iter2, path);
	gtk_tree_path_free (path);
	
	pos = g_slist_index (list, item);
	if (pos >= 0)
	{
		pos += delta;
		if (pos >= 0)
		{
			list = g_slist_remove (list, item);
			list = g_slist_insert (list, item, pos);

			gtk_list_store_swap (GTK_LIST_STORE (store), &iter1, &iter2);
		}
	}
	
	return list;
}

static gboolean
servlist_net_keypress_cb (GtkWidget *wid, GdkEventKey *evt, gpointer tree)
{
	gboolean handled = FALSE;
	
	if (!selected_net || prefs.hex_gui_slist_fav)
		return FALSE;

	if (evt->state & STATE_SHIFT)
	{
		if (evt->keyval == GDK_KEY_Up)
		{
			handled = TRUE;
			network_list = servlist_move_item (GTK_TREE_VIEW (tree), network_list, selected_net, -1);
		}
		else if (evt->keyval == GDK_KEY_Down)
		{
			handled = TRUE;
			network_list = servlist_move_item (GTK_TREE_VIEW (tree), network_list, selected_net, +1);
		}
	}

	return handled;
}

static gint
servlist_compare (ircnet *net1, ircnet *net2)
{
	gchar *net1_casefolded, *net2_casefolded;
	int result=0;

	net1_casefolded=g_utf8_casefold(net1->name,-1),
	net2_casefolded=g_utf8_casefold(net2->name,-1),

	result=g_utf8_collate(net1_casefolded,net2_casefolded);

	g_free(net1_casefolded);
	g_free(net2_casefolded);

	return result;

}

static void
servlist_sort (GtkWidget *button, gpointer none)
{
	network_list=g_slist_sort(network_list,(GCompareFunc)servlist_compare);
	servlist_networks_populate (networks_tree, network_list);
}

static gboolean
servlist_has_selection (GtkTreeView *tree)
{
	GtkTreeSelection *sel;
	GtkTreeModel *model;
	GtkTreeIter iter;

	/* make sure something is selected */
	sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree));
	return gtk_tree_selection_get_selected (sel, &model, &iter);
}

static void
servlist_favor (GtkWidget *button, gpointer none)
{
	GtkTreeSelection *sel;
	GtkTreeModel *model;
	GtkTreeIter iter;

	if (!selected_net)
		return;

	sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (networks_tree));
	if (gtk_tree_selection_get_selected (sel, &model, &iter))
	{
		if (selected_net->flags & FLAG_FAVORITE)
		{
			gtk_list_store_set (GTK_LIST_STORE (model), &iter, 2, 400, -1);
			selected_net->flags &= ~FLAG_FAVORITE;
		}
		else
		{
			gtk_list_store_set (GTK_LIST_STORE (model), &iter, 2, 800, -1);
			selected_net->flags |= FLAG_FAVORITE;
		}
	}
}

static void
servlist_update_from_entry (char **str, GtkWidget *entry)
{
	g_free (*str);

	if (gtk_entry_get_text (GTK_ENTRY (entry))[0] == 0)
		*str = NULL;
	else
		*str = g_strdup (gtk_entry_get_text (GTK_ENTRY (entry)));
}

static void
servlist_edit_update (ircnet *net)
{
	servlist_update_from_entry (&net->nick, edit_entry_nick);
	servlist_update_from_entry (&net->nick2, edit_entry_nick2);
	servlist_update_from_entry (&net->user, edit_entry_user);
	servlist_update_from_entry (&net->real, edit_entry_real);
	servlist_update_from_entry (&net->pass, edit_entry_pass);
}

static void
servlist_edit_close_cb (GtkWidget *button, gpointer userdata)
{
	if (selected_net)
		servlist_edit_update (selected_net);

	gtk_widget_destroy (edit_win);
	edit_win = NULL;
}

static gint
servlist_editwin_delete_cb (GtkWidget *win, GdkEventAny *event, gpointer none)
{
	servlist_edit_close_cb (NULL, NULL);
	return FALSE;
}

static gboolean
servlist_configure_cb (GtkWindow *win, GdkEventConfigure *event, gpointer none)
{
	/* remember the window size */
	gtk_window_get_size (win, &netlist_win_width, &netlist_win_height);
	return FALSE;
}

static gboolean
servlist_edit_configure_cb (GtkWindow *win, GdkEventConfigure *event, gpointer none)
{
	/* remember the window size */
	gtk_window_get_size (win, &netedit_win_width, &netedit_win_height);
	return FALSE;
}

static void
servlist_edit_cb (GtkWidget *but, gpointer none)
{
	if (!servlist_has_selection (GTK_TREE_VIEW (networks_tree)))
		return;

	edit_win = servlist_open_edit (serverlist_win, selected_net);
	gtkutil_set_icon (edit_win);
	servlist_servers_populate (selected_net, edit_trees[SERVER_TREE]);
	servlist_channels_populate (selected_net, edit_trees[CHANNEL_TREE]);
	servlist_commands_populate (selected_net, edit_trees[CMD_TREE]);
	g_signal_connect (G_OBJECT (edit_win), "delete_event",
						 	G_CALLBACK (servlist_editwin_delete_cb), 0);
	g_signal_connect (G_OBJECT (edit_win), "configure_event",
							G_CALLBACK (servlist_edit_configure_cb), 0);
	gtk_widget_show (edit_win);
}

static void
servlist_deletenet_cb (GtkWidget *item, ircnet *net)
{
	GtkWidget *dialog;

	if (!servlist_has_selection (GTK_TREE_VIEW (networks_tree)))
		return;

	net = selected_net;
	if (!net)
		return;
	dialog = gtk_message_dialog_new (GTK_WINDOW (serverlist_win),
												GTK_DIALOG_DESTROY_WITH_PARENT |
												GTK_DIALOG_MODAL,
												GTK_MESSAGE_QUESTION,
												GTK_BUTTONS_OK_CANCEL,
							_("Really remove network \"%s\" and all its servers?"),
												net->name);
	g_signal_connect (dialog, "response",
							G_CALLBACK (servlist_deletenetdialog_cb), net);
	gtk_window_set_position (GTK_WINDOW (dialog), GTK_WIN_POS_MOUSE);
	gtk_widget_show (dialog);
}

static void
servlist_deleteserver (ircserver *serv, GtkTreeModel *model)
{
	GtkTreeSelection *sel;
	GtkTreeIter iter;

	/* don't remove the last server */
	if (selected_net && g_slist_length (selected_net->servlist) < 2)
		return;

	/* remove from GUI */
	sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (edit_trees[SERVER_TREE]));
	if (gtk_tree_selection_get_selected (sel, &model, &iter))
		gtk_list_store_remove (GTK_LIST_STORE (model), &iter);

	/* remove from list */
	if (selected_net)
		servlist_server_remove (selected_net, serv);
}

static void
servlist_editbutton_cb (GtkWidget *item, GtkNotebook *notebook)
{
	servlist_start_editing (GTK_TREE_VIEW (edit_trees[gtk_notebook_get_current_page(notebook)]));
}

static void
servlist_deleteserver_cb (void)
{
	GtkTreeSelection *sel;
	GtkTreeModel *model;
	GtkTreeIter iter;
	char *servname;
	ircserver *serv;
	int pos;

	/* find the selected item in the GUI */
	model = gtk_tree_view_get_model (GTK_TREE_VIEW (edit_trees[SERVER_TREE]));
	sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (edit_trees[SERVER_TREE]));

	if (gtk_tree_selection_get_selected (sel, &model, &iter))
	{
		gtk_tree_model_get (model, &iter, 0, &servname, -1);
		serv = servlist_server_find (selected_net, servname, &pos);
		g_free (servname);
		if (serv)
		{
			servlist_deleteserver (serv, model);
		}
	}
}

static void
servlist_deletecommand (commandentry *entry, GtkTreeModel *model)
{
	GtkTreeSelection *sel;
	GtkTreeIter iter;

	/* remove from GUI */
	sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (edit_trees[CMD_TREE]));
	if (gtk_tree_selection_get_selected (sel, &model, &iter))
	{
		gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
	}

	/* remove from list */
	if (selected_net)
	{
		servlist_command_remove (selected_net, entry);
	}
}

static void
servlist_deletecommand_cb (void)
{
	GtkTreeSelection *sel;
	GtkTreeModel *model;
	GtkTreeIter iter;
	char *command;
	commandentry *entry;
	int pos;

	/* find the selected item in the GUI */
	model = gtk_tree_view_get_model (GTK_TREE_VIEW (edit_trees[CMD_TREE]));
	sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (edit_trees[CMD_TREE]));

	if (gtk_tree_selection_get_selected (sel, &model, &iter))
	{
		gtk_tree_model_get (model, &iter, 0, &command, -1);			/* query the content of the selection */
		entry = servlist_command_find (selected_net, command, &pos);
		g_free (command);
		if (entry)
		{
			servlist_deletecommand (entry, model);
		}
	}
}

static void
servlist_deletechannel (favchannel *favchan, GtkTreeModel *model)
{
	GtkTreeSelection *sel;
	GtkTreeIter iter;

	/* remove from GUI */
	sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (edit_trees[CHANNEL_TREE]));
	if (gtk_tree_selection_get_selected (sel, &model, &iter))
	{
		gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
	}

	/* remove from list */
	if (selected_net)
	{
		servlist_favchan_remove (selected_net, favchan);
	}
}

static void
servlist_deletechannel_cb (void)
{
	GtkTreeSelection *sel;
	GtkTreeModel *model;
	GtkTreeIter iter;
	char *name;
	char *key;
	favchannel *favchan;
	int pos;

	/* find the selected item in the GUI */
	model = gtk_tree_view_get_model (GTK_TREE_VIEW (edit_trees[CHANNEL_TREE]));
	sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (edit_trees[CHANNEL_TREE]));

	if (gtk_tree_selection_get_selected (sel, &model, &iter))
	{
		gtk_tree_model_get (model, &iter, 0, &name, 1, &key, -1);			/* query the content of the selection */
		favchan = servlist_favchan_find (selected_net, name, &pos);
		g_free (name);
		if (favchan)
		{
			servlist_deletechannel (favchan, model);
		}
	}
}

static ircnet *
servlist_find_selected_net (GtkTreeSelection *sel)
{
	GtkTreeModel *model;
	GtkTreeIter iter;
	char *netname;
	int pos;
	ircnet *net = NULL;

	if (gtk_tree_selection_get_selected (sel, &model, &iter))
	{
		gtk_tree_model_get (model, &iter, 0, &netname, -1);
		net = servlist_net_find (netname, &pos, strcmp);
		g_free (netname);
		if (net)
			prefs.hex_gui_slist_select = pos;
	}

	return net;
}

static void
servlist_network_row_cb (GtkTreeSelection *sel, gpointer user_data)
{
	ircnet *net;

	selected_net = NULL;

	net = servlist_find_selected_net (sel);
	if (net)
		selected_net = net;
}

static int
servlist_savegui (void)
{
	char *sp;
	const char *nick1, *nick2;

	/* check for blank username, ircd will not allow this */
	if (gtk_entry_get_text (GTK_ENTRY (entry_guser))[0] == 0)
		return 1;

	/* if (gtk_entry_get_text (GTK_ENTRY (entry_greal))[0] == 0)
		return 1; */

	nick1 = gtk_entry_get_text (GTK_ENTRY (entry_nick1));
	nick2 = gtk_entry_get_text (GTK_ENTRY (entry_nick2));

	/* ensure unique nicknames */
	if (!rfc_casecmp (nick1, nick2))
		return 2;

	safe_strcpy (prefs.hex_irc_nick1, nick1, sizeof(prefs.hex_irc_nick1));
	safe_strcpy (prefs.hex_irc_nick2, nick2, sizeof(prefs.hex_irc_nick2));
	safe_strcpy (prefs.hex_irc_nick3, gtk_entry_get_text (GTK_ENTRY (entry_nick3)), sizeof(prefs.hex_irc_nick3));
	safe_strcpy (prefs.hex_irc_user_name, gtk_entry_get_text (GTK_ENTRY (entry_guser)), sizeof(prefs.hex_irc_user_name));