/*
 * Copyright (c) 2001-2003, Raphael Manfredi, Richard Eckart
 *
 * GUI filtering functions.
 *
 *----------------------------------------------------------------------
 * This file is part of gtk-gnutella.
 *
 *  gtk-gnutella 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.
 *
 *  gtk-gnutella 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 gtk-gnutella; if not, write to the Free Software
 *  Foundation, Inc.:
 *      51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *----------------------------------------------------------------------
 */

#include "common.h"

#include "gtk/gui.h"
#include "nodes_cb.h"

#include "gtk/gtkcolumnchooser.h"
#include "gtk/nodes_common.h"
#include "gtk/settings.h"
#include "gtk/search.h"

#include "if/gui_property_priv.h"
#include "if/bridge/ui2c.h"
#include "if/core/sockets.h"	/* For SOCK_F_G2 */

#include "lib/override.h"		/* Must be the last header included */

struct nid;

static void
update_sensitivity(gboolean sensitive)
{
	static const struct {
		const gchar *name;
	} items[] = {
		{ "popup_nodes_disconnect" },
		{ "popup_nodes_browse_host" },
	};
	guint i;

	for (i = 0; i < N_ITEMS(items); i++) {
		gtk_widget_set_sensitive(gui_popup_nodes_lookup(items[i].name),
			sensitive);
	}
	gtk_widget_set_sensitive(
		gui_main_window_lookup("button_nodes_disconnect"), sensitive);
}

void
on_clist_nodes_select_row
    (GtkCList *clist, gint row, gint col, GdkEvent *event, gpointer user_data)
{
    on_clist_nodes_unselect_row(clist, row, col, event, user_data);
}

void
on_clist_nodes_unselect_row(GtkCList *clist, gint unused_row,
		gint unused_col, GdkEvent *unused_event, gpointer unused_udata)
{
	(void) unused_row;
	(void) unused_col;
	(void) unused_event;
	(void) unused_udata;

	update_sensitivity(clist->selection != NULL);
}

gboolean
on_clist_nodes_button_press_event(GtkWidget *unused_widget,
		GdkEventButton *event, gpointer unused_udata)
{
    gint row;
    gint col;
    GtkCList *clist_nodes = GTK_CLIST
        (gui_main_window_lookup("clist_nodes"));

	(void) unused_widget;
	(void) unused_udata;

    if (event->button != 3)
		return FALSE;

	update_sensitivity(clist_nodes->selection != NULL);

    if (
		!gtk_clist_get_selection_info(clist_nodes,
			event->x, event->y, &row, &col)
	)
		return FALSE;

    gtk_menu_popup(GTK_MENU(gui_popup_nodes()), NULL, NULL, NULL, NULL,
        event->button, event->time);

	return TRUE;
}

static void
remove_selected_nodes(void)
{
    GtkCList *clist = GTK_CLIST(gui_main_window_lookup("clist_nodes"));
    GSList *node_list;

    g_assert(clist != NULL);

    node_list = clist_collect_data(clist, TRUE, NULL);
    guc_node_remove_nodes_by_id(node_list);
    g_slist_free(node_list);
}

static void
add_node(void)
{
    GtkEditable *editable = GTK_EDITABLE(gui_main_window_lookup("entry_host"));
    gchar *addr;

    addr = STRTRACK(gtk_editable_get_chars(editable, 0, -1));
    nodes_gui_common_connect_by_name(addr);
    G_FREE_NULL(addr);
    gtk_entry_set_text(GTK_ENTRY(editable), "");
}

void
on_popup_nodes_disconnect_activate(GtkMenuItem *unused_menuitem,
		gpointer unused_udata)
{
	(void) unused_menuitem;
	(void) unused_udata;
    remove_selected_nodes();
}

void
on_button_nodes_disconnect_clicked(GtkButton *unused_button,
	gpointer unused_udata)
{
	(void) unused_button;
	(void) unused_udata;
    remove_selected_nodes();
}

void
on_button_nodes_add_clicked(GtkButton *unused_button, gpointer unused_udata)
{
	(void) unused_button;
	(void) unused_udata;
    add_node();
}

void
on_entry_host_activate(GtkEditable *unused_editable, gpointer unused_udata)
{
	(void) unused_editable;
	(void) unused_udata;
    add_node();
}

void
on_entry_host_changed(GtkEditable *editable, gpointer unused_udata)
{
	gchar *e;

	(void) unused_udata;
	e = STRTRACK(gtk_editable_get_chars(editable, 0, -1));
	g_strstrip(e);
	gtk_widget_set_sensitive(gui_main_window_lookup("button_nodes_add"),
        	e[0] != '\0');
	G_FREE_NULL(e);
}

/**
 *  Creates and pops up the column chooser for the ``clist_nodes''.
 */
void
on_popup_nodes_config_cols_activate(GtkMenuItem *unused_menuitem,
	gpointer unused_udata)
{
    GtkWidget *cc;

	(void) unused_menuitem;
	(void) unused_udata;

    cc = gtk_column_chooser_new(gui_main_window_lookup("clist_nodes"));
    gtk_menu_popup(GTK_MENU(cc), NULL, NULL, NULL, NULL, 1,
		gtk_get_current_event_time());

    /* GtkColumnChooser takes care of cleaning up itself */
}

/**
 * Initiates a browse host request to the currently selected host.
 */
void
on_popup_nodes_browse_host_activate(GtkMenuItem *unused_menuitem,
	gpointer unused_udata)
{
    GtkCList *clist = GTK_CLIST(gui_main_window_lookup("clist_nodes"));
    GSList *sl, *node_list;

    g_assert(clist != NULL);

	(void) unused_menuitem;
	(void) unused_udata;

    node_list = clist_collect_data(clist, TRUE, NULL);

	for (sl = node_list; sl != NULL; sl = g_slist_next(sl)) {
		const struct nid *handle = sl->data;
		gnet_node_info_t *info = guc_node_get_info(handle);

		if (!info)
			continue;

		if (!info->is_pseudo) {
			search_gui_new_browse_host(NULL, info->gnet_addr, info->gnet_port,
				&info->gnet_guid, NULL, info->is_g2 ? SOCK_F_G2 : 0);
		}
		guc_node_free_info(info);
	}
}

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