Desktop
/* $Id: password.c,v 1.1 2011/07/27 01:08:18 khorben Exp $ */
/* Copyright (c) 2011 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Desktop Locker */
/* 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, version 3 of the License.
*
* 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, see <http://www.gnu.org/licenses/>. */
#include <System.h>
#include <string.h>
#include "Locker.h"
/* Password */
/* private */
/* types */
typedef struct _Password
{
guint source;
/* widgets */
GtkWidget * widget;
GtkWidget * password;
GtkWidget * button;
GtkWidget * wrong;
} Password;
/* prototypes */
/* plug-in */
static GtkWidget * _password_init(LockerPlugin * plugin);
static void _password_destroy(LockerPlugin * plugin);
static void _password_action(LockerPlugin * plugin, LockerAction action);
/* callbacks */
static void _password_on_password_activate(gpointer data);
static gboolean _password_on_password_wrong(gpointer data);
static gboolean _password_on_timeout(gpointer data);
/* public */
/* variables */
/* plug-in */
LockerPlugin plugin =
{
NULL,
"Password",
_password_init,
_password_destroy,
_password_action,
NULL
};
/* private */
/* functions */
/* password_init */
static GtkWidget * _password_init(LockerPlugin * plugin)
{
Password * password;
PangoFontDescription * font;
GdkColor white = { 0x0, 0xffff, 0xffff, 0xffff };
GdkColor red = { 0x0, 0xffff, 0x0000, 0x0000 };
GtkWidget * hbox;
GtkWidget * widget;
if((password = object_new(sizeof(*password))) == NULL)
return NULL;
plugin->priv = password;
password->source = 0;
font = pango_font_description_new();
pango_font_description_set_weight(font, PANGO_WEIGHT_BOLD);
password->widget = gtk_vbox_new(FALSE, 4);
hbox = gtk_hbox_new(FALSE, 4);
/* label */
widget = gtk_label_new("Enter password:");
gtk_misc_set_alignment(GTK_MISC(widget), 1.0, 0.5);
gtk_widget_modify_fg(widget, GTK_STATE_NORMAL, &white);
gtk_widget_modify_font(widget, font);
gtk_box_pack_start(GTK_BOX(hbox), widget, TRUE, TRUE, 0);
/* entry */
password->password = gtk_entry_new();
gtk_entry_set_visibility(GTK_ENTRY(password->password), FALSE);
g_signal_connect_swapped(password->password, "activate", G_CALLBACK(
_password_on_password_activate), plugin);
gtk_box_pack_start(GTK_BOX(hbox), password->password, FALSE, TRUE, 0);
/* button */
password->button = gtk_button_new_from_stock(GTK_STOCK_OK);
g_signal_connect_swapped(password->button, "clicked", G_CALLBACK(
_password_on_password_activate), plugin);
gtk_box_pack_start(GTK_BOX(hbox), password->button, FALSE, TRUE, 0);
widget = gtk_label_new(NULL);
gtk_misc_set_alignment(GTK_MISC(widget), 0.0, 0.5);
gtk_box_pack_start(GTK_BOX(hbox), widget, TRUE, TRUE, 0);
gtk_box_pack_start(GTK_BOX(password->widget), hbox, FALSE, TRUE, 0);
gtk_widget_show_all(password->widget);
/* wrong */
password->wrong = gtk_label_new("Wrong password!");
gtk_widget_modify_fg(password->wrong, GTK_STATE_NORMAL, &red);
gtk_widget_modify_font(password->wrong, font);
gtk_box_pack_start(GTK_BOX(password->widget), password->wrong, FALSE,
TRUE, 0);
pango_font_description_free(font);
return password->widget;
}
/* password_destroy */
static void _password_destroy(LockerPlugin * plugin)
{
Password * password = plugin->priv;
if(password->source != 0)
g_source_remove(password->source);
object_delete(password);
}
/* password_action */
static void _password_action(LockerPlugin * plugin, LockerAction action)
{
Password * password = plugin->priv;
switch(action)
{
case LOCKER_ACTION_LOCK:
gtk_entry_set_text(GTK_ENTRY(password->password), "");
gtk_widget_grab_focus(password->password);
if(password->source != 0)
g_source_remove(password->source);
password->source = g_timeout_add(30000,
_password_on_timeout, plugin);
break;
default:
break;
}
}
/* callbacks */
/* password_on_password_activate */
static void _password_on_password_activate(gpointer data)
{
LockerPlugin * plugin = data;
LockerPluginHelper * helper = plugin->helper;
Password * password = plugin->priv;
gchar const * text;
if(password->source != 0)
g_source_remove(password->source);
password->source = 0;
gtk_widget_set_sensitive(password->password, FALSE);
gtk_widget_set_sensitive(password->button, FALSE);
text = gtk_entry_get_text(GTK_ENTRY(password->password));
/* FIXME really check */
if(strcmp(text, "password") == 0)
{
helper->action(helper->locker, LOCKER_ACTION_UNLOCK);
return;
}
helper->error(helper->locker, "Authentication failed", 1);
gtk_widget_show(password->wrong);
password->source = g_timeout_add(10000, _password_on_password_wrong,
plugin);
}
/* password_on_password_wrong */
static gboolean _password_on_password_wrong(gpointer data)
{
LockerPlugin * plugin = data;
LockerPluginHelper * helper = plugin->helper;
Password * password = plugin->priv;
password->source = 0;
gtk_widget_hide(password->wrong);
helper->action(helper->locker, LOCKER_ACTION_ACTIVATE);
gtk_widget_set_sensitive(password->password, TRUE);
gtk_widget_set_sensitive(password->button, TRUE);
return FALSE;
}
/* password_on_timeout */
static gboolean _password_on_timeout(gpointer data)
{
LockerPlugin * plugin = data;
LockerPluginHelper * helper = plugin->helper;
Password * password = plugin->priv;
password->source = 0;
helper->action(helper->locker, LOCKER_ACTION_ACTIVATE);
return FALSE;
}