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hostwin.c

/*
 * LTSP Graphical GTK Greeter
 * Copyright (2007) Oliver Grawert <ogra@ubuntu.com>, Canonical Ltd.
 * Code Licensed under GPL v2
 */

#define _GNU_SOURCE

#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <gtk/gtk.h>
#include <glib.h>
#include <string.h>
#include <glib/gi18n.h>

#include <greeter.h>

gchar host[MAXSTRSZ] = "None";
gint current_host_id = 0;
gint selected_host_id = 0;

/*
 * Local functions
 */

static void
hostwin_update_host(GtkWidget * widget, gpointer data)
{
    current_host_id = gtk_combo_box_get_active(GTK_COMBO_BOX(widget));
}

static void
hostwin_accept(GtkWidget * widget, GtkWidget * hostwin)
{
    selected_host_id = current_host_id;
    gtk_widget_destroy(hostwin);

    /*
     * We selected a new host, so we have to update the lang and session
     * windows.
     */

    lang_selected = 0;
    sess_selected = 0;
}

/*
 * External functions
 */

void
update_selected_host()
{
    g_strlcpy(host, g_list_nth_data(host_list, selected_host_id),
              MAXSTRSZ);
}

void
populate_host_combo_box(const char *hostname, GtkWidget * host_combo_box)
{
    gtk_combo_box_append_text(GTK_COMBO_BOX(host_combo_box),
                              g_strdup(hostname));
}

void
hostwin(GtkWidget * widget, GtkWindow * win)
{
    GtkWidget *hostwin, *label, *vbox, *buttonbox, *combo_host;
    GtkWidget *cancel, *accept, *frame;

    hostwin = gtk_window_new(GTK_WINDOW_POPUP);
    gtk_window_set_position((GtkWindow *) hostwin,
                            GTK_WIN_POS_CENTER_ALWAYS);
    gtk_window_set_modal((GtkWindow *) hostwin, TRUE);

    vbox = gtk_vbox_new(FALSE, 0);
    buttonbox = gtk_hbox_new(FALSE, 5);

    combo_host = gtk_combo_box_new_text();
    g_list_foreach(host_list, (GFunc) populate_host_combo_box, combo_host);

    g_signal_connect(G_OBJECT(combo_host), "changed",
                     G_CALLBACK(hostwin_update_host), NULL);

    gtk_combo_box_set_active(GTK_COMBO_BOX(combo_host), selected_host_id);
    gtk_container_set_border_width(GTK_CONTAINER(vbox), 5);

    cancel = gtk_button_new_from_stock("gtk-cancel");
    g_signal_connect(G_OBJECT(cancel), "clicked",
                     G_CALLBACK(destroy_popup), hostwin);

    accept = gtk_button_new_from_stock("gtk-apply");
    g_signal_connect(G_OBJECT(accept), "clicked",
                     G_CALLBACK(hostwin_accept), hostwin);

    gtk_box_pack_end((GtkBox *) buttonbox, (GtkWidget *) accept, FALSE,
                     FALSE, 0);
    gtk_box_pack_end((GtkBox *) buttonbox, (GtkWidget *) cancel, FALSE,
                     FALSE, 0);

    label = gtk_label_new("");
    gtk_label_set_markup((GtkLabel *) label,
                         _("Select the host for your session to use:"));

    gtk_box_pack_start((GtkBox *) vbox, (GtkWidget *) label, FALSE, FALSE,
                       0);
    gtk_box_pack_start((GtkBox *) vbox, (GtkWidget *) combo_host, FALSE,
                       FALSE, 5);
    gtk_box_pack_start((GtkBox *) vbox, (GtkWidget *) buttonbox, TRUE,
                       TRUE, 5);

    frame = gtk_frame_new("");
    gtk_frame_set_shadow_type((GtkFrame *) frame, GTK_SHADOW_OUT);
    gtk_frame_set_label_align((GtkFrame *) frame, 1.0, 0.0);

    gtk_container_add(GTK_CONTAINER(frame), vbox);
    gtk_container_add(GTK_CONTAINER(hostwin), frame);

    gtk_widget_show_all(hostwin);
}

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