2 * Copyright (C) 2010-2011 Robert Ancell.
3 * Author: Robert Ancell <robert.ancell@canonical.com>
5 * This program is free software: you can redistribute it and/or modify it under
6 * the terms of the GNU General Public License as published by the Free Software
7 * Foundation, either version 3 of the License, or (at your option) any later
8 * version. See http://www.gnu.org/copyleft/gpl.html the full text of the
14 #include <glib/gi18n.h>
16 #include <gdk-pixbuf/gdk-pixbuf.h>
17 #include <gdk-pixbuf-xlib/gdk-pixbuf-xlib.h>
19 #include "lightdm/greeter.h"
21 static LdmGreeter *greeter;
22 static GtkWidget *window, *message_label, *user_view;
23 static GdkPixbuf *background_pixbuf = NULL;
24 static GtkWidget *prompt_box, *prompt_label, *prompt_entry, *session_combo;
25 static gchar *theme_name;
33 if (!gtk_combo_box_get_active_iter (GTK_COMBO_BOX (session_combo), &iter))
34 return g_strdup (ldm_greeter_get_default_session_hint (greeter));
36 gtk_tree_model_get (gtk_combo_box_get_model (GTK_COMBO_BOX (session_combo)), &iter, 1, &session, -1);
42 set_session (const gchar *session)
44 GtkTreeModel *model = gtk_combo_box_get_model (GTK_COMBO_BOX (session_combo));
47 if (!gtk_tree_model_get_iter_first (model, &iter))
54 gtk_tree_model_get (model, &iter, 1, &s, -1);
55 matched = strcmp (s, session) == 0;
59 gtk_combo_box_set_active_iter (GTK_COMBO_BOX (session_combo), &iter);
62 } while (gtk_tree_model_iter_next (model, &iter));
66 start_authentication (const gchar *username)
68 gtk_widget_hide (message_label);
69 gtk_label_set_text (GTK_LABEL (message_label), "");
71 if (strcmp (username, "*other") == 0)
73 ldm_greeter_login_with_user_prompt (greeter);
75 else if (strcmp (username, "*guest") == 0)
77 ldm_greeter_login_as_guest (greeter);
82 user = ldm_greeter_get_user_by_name (greeter, username);
84 set_session (ldm_user_get_session (user));
86 set_session (ldm_greeter_get_default_session_hint (greeter));
88 ldm_greeter_login (greeter, username);
92 void user_treeview_row_activated_cb (GtkWidget *widget, GtkTreePath *path, GtkTreeViewColumn *column);
95 user_treeview_row_activated_cb (GtkWidget *widget, GtkTreePath *path, GtkTreeViewColumn *column)
97 GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW (user_view));
101 gtk_tree_model_get_iter (GTK_TREE_MODEL (model), &iter, path);
102 gtk_tree_model_get (GTK_TREE_MODEL (model), &iter, 0, &user, -1);
103 start_authentication (user);
110 GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW (user_view));
114 if (gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (user_view)),
117 gtk_tree_model_get (GTK_TREE_MODEL (model), &iter, 0, &user, -1);
118 start_authentication (user);
125 gboolean user_treeview_button_press_event_cb (GtkWidget *widget, GdkEventButton *event);
128 user_treeview_button_press_event_cb (GtkWidget *widget, GdkEventButton *event)
130 /* Do it in the idle loop so the selection is done first */
131 g_idle_add (idle_select_cb, NULL);
135 void login_cb (GtkWidget *widget);
138 login_cb (GtkWidget *widget)
140 gtk_widget_set_sensitive (prompt_entry, FALSE);
141 if (!ldm_greeter_get_in_authentication (greeter))
142 start_authentication (gtk_entry_get_text (GTK_ENTRY (prompt_entry)));
144 ldm_greeter_respond (greeter, gtk_entry_get_text (GTK_ENTRY (prompt_entry)));
145 gtk_entry_set_text (GTK_ENTRY (prompt_entry), "");
148 void cancel_cb (GtkWidget *widget);
151 cancel_cb (GtkWidget *widget)
153 ldm_greeter_cancel_authentication (greeter);
157 show_prompt_cb (LdmGreeter *greeter, const gchar *text, LdmPromptType type)
159 gtk_label_set_text (GTK_LABEL (prompt_label), text);
160 gtk_widget_set_sensitive (prompt_entry, TRUE);
161 gtk_entry_set_text (GTK_ENTRY (prompt_entry), "");
162 gtk_entry_set_visibility (GTK_ENTRY (prompt_entry), type != LDM_PROMPT_TYPE_SECRET);
163 gtk_widget_show (prompt_box);
164 gtk_widget_grab_focus (prompt_entry);
168 show_message_cb (LdmGreeter *greeter, const gchar *text, LdmMessageType type)
170 gtk_label_set_text (GTK_LABEL (message_label), text);
171 gtk_widget_show (message_label);
175 authentication_complete_cb (LdmGreeter *greeter)
177 gtk_widget_hide (prompt_box);
178 gtk_label_set_text (GTK_LABEL (prompt_label), "");
179 gtk_entry_set_text (GTK_ENTRY (prompt_entry), "");
181 gtk_widget_grab_focus (user_view);
183 if (ldm_greeter_get_is_authenticated (greeter))
185 gchar *session = get_session ();
186 ldm_greeter_start_session (greeter, session);
191 gtk_label_set_text (GTK_LABEL (message_label), "Failed to authenticate");
192 gtk_widget_show (message_label);
197 autologin_timer_expired_cb (LdmGreeter *greeter)
199 set_session (ldm_greeter_get_default_session_hint (greeter));
200 if (ldm_greeter_get_autologin_guest_hint (greeter))
201 ldm_greeter_login_as_guest (greeter);
202 else if (ldm_greeter_get_autologin_user_hint (greeter))
203 ldm_greeter_login (greeter, ldm_greeter_get_autologin_user_hint (greeter));
206 void suspend_cb (GtkWidget *widget, LdmGreeter *greeter);
209 suspend_cb (GtkWidget *widget, LdmGreeter *greeter)
211 ldm_greeter_suspend (greeter);
214 void hibernate_cb (GtkWidget *widget, LdmGreeter *greeter);
217 hibernate_cb (GtkWidget *widget, LdmGreeter *greeter)
219 ldm_greeter_hibernate (greeter);
223 center_window (GtkWindow *window)
225 GtkAllocation allocation;
228 gint screen_width, screen_height;
230 gtk_widget_get_allocation (GTK_WIDGET (window), &allocation);
231 display = gdk_display_get_default ();
232 screen = gdk_display_get_default_screen (display);
233 screen_width = gdk_screen_get_width (screen);
234 screen_height = gdk_screen_get_height (screen);
235 gtk_window_move (GTK_WINDOW (window),
236 (screen_width - allocation.width) / 2,
237 (screen_height - allocation.height) / 2);
240 void restart_cb (GtkWidget *widget, LdmGreeter *greeter);
243 restart_cb (GtkWidget *widget, LdmGreeter *greeter)
247 dialog = gtk_message_dialog_new (NULL,
248 GTK_DIALOG_MODAL | GTK_DIALOG_NO_SEPARATOR,
251 "%s", _("Are you sure you want to close all programs and restart the computer?"));
252 gtk_message_dialog_set_image (GTK_MESSAGE_DIALOG (dialog), gtk_image_new_from_icon_name ("system-restart", GTK_ICON_SIZE_DIALOG));
253 gtk_dialog_add_buttons (GTK_DIALOG (dialog), _("Cancel"), FALSE, _("Restart"), TRUE, NULL);
254 gtk_widget_show_all (dialog);
255 center_window (GTK_WINDOW (dialog));
257 if (gtk_dialog_run (GTK_DIALOG (dialog)))
258 ldm_greeter_restart (greeter);
259 gtk_widget_destroy (dialog);
262 void shutdown_cb (GtkWidget *widget, LdmGreeter *greeter);
265 shutdown_cb (GtkWidget *widget, LdmGreeter *greeter)
269 dialog = gtk_message_dialog_new (NULL,
270 GTK_DIALOG_MODAL | GTK_DIALOG_NO_SEPARATOR,
273 "%s", _("Are you sure you want to close all programs and shutdown the computer?"));
274 gtk_message_dialog_set_image (GTK_MESSAGE_DIALOG (dialog), gtk_image_new_from_icon_name ("system-shutdown", GTK_ICON_SIZE_DIALOG));
275 gtk_dialog_add_buttons (GTK_DIALOG (dialog), _("Cancel"), FALSE, _("Shutdown"), TRUE, NULL);
276 gtk_widget_show_all (dialog);
277 center_window (GTK_WINDOW (dialog));
279 if (gtk_dialog_run (GTK_DIALOG (dialog)))
280 ldm_greeter_shutdown (greeter);
281 gtk_widget_destroy (dialog);
285 fade_timer_cb (gpointer data)
289 opacity = gtk_window_get_opacity (GTK_WINDOW (window));
296 gtk_window_set_opacity (GTK_WINDOW (window), opacity);
302 user_added_cb (LdmGreeter *greeter, LdmUser *user)
307 model = gtk_tree_view_get_model (GTK_TREE_VIEW (user_view));
309 gtk_list_store_append (GTK_LIST_STORE (model), &iter);
310 gtk_list_store_set (GTK_LIST_STORE (model), &iter,
311 0, ldm_user_get_name (user),
312 1, ldm_user_get_display_name (user),
318 get_user_iter (const gchar *username, GtkTreeIter *iter)
322 model = gtk_tree_view_get_model (GTK_TREE_VIEW (user_view));
324 if (!gtk_tree_model_get_iter_first (model, iter))
331 gtk_tree_model_get (model, iter, 0, &name, -1);
332 matched = strcmp (name, username) == 0;
336 } while (gtk_tree_model_iter_next (model, iter));
342 user_changed_cb (LdmGreeter *greeter, LdmUser *user)
347 if (!get_user_iter (ldm_user_get_name (user), &iter))
350 model = gtk_tree_view_get_model (GTK_TREE_VIEW (user_view));
351 gtk_list_store_set (GTK_LIST_STORE (model), &iter,
352 0, ldm_user_get_name (user),
353 1, ldm_user_get_display_name (user),
359 user_removed_cb (LdmGreeter *greeter, LdmUser *user)
364 if (!get_user_iter (ldm_user_get_name (user), &iter))
367 model = gtk_tree_view_get_model (GTK_TREE_VIEW (user_view));
368 gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
372 quit_cb (LdmGreeter *greeter, const gchar *username)
374 /* Fade out the greeter */
375 g_timeout_add (40, (GSourceFunc) fade_timer_cb, NULL);
378 void a11y_font_cb (GtkWidget *widget);
381 a11y_font_cb (GtkWidget *widget)
383 if (gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (widget)))
384 g_object_set (gtk_settings_get_default (), "gtk-font-name", "Ubuntu 20", NULL);
386 g_object_set (gtk_settings_get_default (), "gtk-font-name", "Ubuntu 10", NULL);
389 void a11y_contrast_cb (GtkWidget *widget);
392 a11y_contrast_cb (GtkWidget *widget)
394 if (gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (widget)))
395 g_object_set (gtk_settings_get_default (), "gtk-theme-name", "HighContrastInverse", NULL);
397 g_object_set (gtk_settings_get_default (), "gtk-theme-name", theme_name, NULL);
401 sigterm_cb (int signum)
406 gboolean draw_background_cb (GtkWidget *widget, GdkEventExpose *event);
409 draw_background_cb (GtkWidget *widget, GdkEventExpose *event)
412 GtkAllocation allocation;
414 context = gdk_cairo_create (GDK_DRAWABLE (gtk_widget_get_window (widget)));
416 gtk_widget_get_allocation (GTK_WIDGET (window), &allocation);
417 if (background_pixbuf)
418 gdk_cairo_set_source_pixbuf (context, background_pixbuf, 0.0, 0.0);
420 cairo_set_source_rgb (context, 0, 0, 0);
421 cairo_fill (context);
423 cairo_destroy (context);
429 connected_cb (LdmGreeter *greeter)
434 gint screen_width, screen_height;
436 const GList *items, *item;
439 GtkCellRenderer *renderer;
440 gchar *rc_file, *background_image;
441 GError *error = NULL;
443 display = gdk_display_get_default ();
444 screen = gdk_display_get_default_screen (display);
445 screen_width = gdk_screen_get_width (screen);
446 screen_height = gdk_screen_get_height (screen);
448 g_object_get (gtk_settings_get_default (), "gtk-theme-name", &theme_name, NULL);
449 rc_file = NULL; // FIXME
452 gchar *path = g_build_filename (GREETER_DATA_DIR, rc_file, NULL);
454 gtk_rc_add_default_file (path);
458 builder = gtk_builder_new ();
459 if (!gtk_builder_add_from_file (builder, GREETER_DATA_DIR "/greeter.ui", &error))
461 g_warning ("Error loading UI: %s", error->message);
464 g_clear_error (&error);
465 window = GTK_WIDGET (gtk_builder_get_object (builder, "greeter_window"));
466 prompt_box = GTK_WIDGET (gtk_builder_get_object (builder, "prompt_box"));
467 prompt_label = GTK_WIDGET (gtk_builder_get_object (builder, "prompt_label"));
468 prompt_entry = GTK_WIDGET (gtk_builder_get_object (builder, "prompt_entry"));
469 message_label = GTK_WIDGET (gtk_builder_get_object (builder, "message_label"));
470 session_combo = GTK_WIDGET (gtk_builder_get_object (builder, "session_combobox"));
472 gtk_label_set_text (GTK_LABEL (gtk_builder_get_object (builder, "hostname_label")), ldm_greeter_get_hostname (greeter));
474 background_image = NULL; // FIXME
475 if (background_image)
479 GError *error = NULL;
481 path = g_build_filename (GREETER_DATA_DIR, background_image, NULL);
482 g_free (background_image);
483 pixbuf = gdk_pixbuf_new_from_file (path, &error);
485 g_warning ("Failed to load background: %s", error->message);
486 g_clear_error (&error);
491 background_pixbuf = gdk_pixbuf_scale_simple (pixbuf, screen_width, screen_height, GDK_INTERP_BILINEAR);
492 g_object_unref (pixbuf);
496 /* Set the background */
497 root = gdk_get_default_root_window ();
498 gdk_window_set_cursor (root, gdk_cursor_new (GDK_LEFT_PTR));
499 if (background_pixbuf)
503 gdk_pixbuf_render_pixmap_and_mask_for_colormap (background_pixbuf, gdk_window_get_colormap (root), &pixmap, NULL, 0);
504 gdk_window_set_back_pixmap (root, pixmap, FALSE);
507 if (!ldm_greeter_get_can_suspend (greeter))
508 gtk_widget_hide (GTK_WIDGET (gtk_builder_get_object (builder, "suspend_menuitem")));
509 if (!ldm_greeter_get_can_hibernate (greeter))
510 gtk_widget_hide (GTK_WIDGET (gtk_builder_get_object (builder, "hibernate_menuitem")));
511 if (!ldm_greeter_get_can_restart (greeter))
512 gtk_widget_hide (GTK_WIDGET (gtk_builder_get_object (builder, "restart_menuitem")));
513 if (!ldm_greeter_get_can_shutdown (greeter))
514 gtk_widget_hide (GTK_WIDGET (gtk_builder_get_object (builder, "shutdown_menuitem")));
516 user_view = GTK_WIDGET (gtk_builder_get_object (builder, "user_treeview"));
517 gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (user_view), 0, "Face", gtk_cell_renderer_pixbuf_new(), "pixbuf", 2, NULL);
518 gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (user_view), 1, "Name", gtk_cell_renderer_text_new(), "text", 1, NULL);
520 model = gtk_tree_view_get_model (GTK_TREE_VIEW (user_view));
521 items = ldm_greeter_get_users (greeter);
522 for (item = items; item; item = item->next)
524 LdmUser *user = item->data;
526 GdkPixbuf *pixbuf = NULL;
528 image = ldm_user_get_image (user);
533 path = g_filename_from_uri (image, NULL, NULL);
535 pixbuf = gdk_pixbuf_new_from_file_at_scale (path, 64, 64, TRUE, NULL);
539 pixbuf = gtk_icon_theme_load_icon (gtk_icon_theme_get_default (),
542 GTK_ICON_LOOKUP_USE_BUILTIN,
546 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8, 64, 64);
547 memset (gdk_pixbuf_get_pixels (pixbuf), 0, gdk_pixbuf_get_height (pixbuf) * gdk_pixbuf_get_rowstride (pixbuf) * gdk_pixbuf_get_n_channels (pixbuf));
550 gtk_list_store_append (GTK_LIST_STORE (model), &iter);
551 gtk_list_store_set (GTK_LIST_STORE (model), &iter,
552 0, ldm_user_get_name (user),
553 1, ldm_user_get_display_name (user),
557 if (ldm_greeter_get_has_guest_account_hint (greeter))
559 gtk_list_store_append (GTK_LIST_STORE (model), &iter);
560 gtk_list_store_set (GTK_LIST_STORE (model), &iter,
563 2, gtk_icon_theme_load_icon (gtk_icon_theme_get_default (), "stock_person", 64, 0, NULL),
567 gtk_list_store_append (GTK_LIST_STORE (model), &iter);
568 gtk_list_store_set (GTK_LIST_STORE (model), &iter,
571 2, gtk_icon_theme_load_icon (gtk_icon_theme_get_default (), "stock_person", 64, 0, NULL),
574 // FIXME: Select the requested user if ldm_greeter_get_timed_login_user () && ldm_greeter_get_timed_login_delay () == 0
576 renderer = gtk_cell_renderer_text_new();
577 gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (session_combo), renderer, TRUE);
578 gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (session_combo), renderer, "text", 0);
579 model = gtk_combo_box_get_model (GTK_COMBO_BOX (session_combo));
580 items = ldm_greeter_get_sessions (greeter);
581 for (item = items; item; item = item->next)
583 LdmSession *session = item->data;
585 gtk_list_store_append (GTK_LIST_STORE (model), &iter);
586 gtk_list_store_set (GTK_LIST_STORE (model), &iter,
587 0, ldm_session_get_name (session),
588 1, ldm_session_get_key (session),
591 set_session (ldm_greeter_get_default_session_hint (greeter));
593 gtk_window_set_default_size (GTK_WINDOW (window), screen_width, screen_height);
594 gtk_builder_connect_signals(builder, greeter);
595 gtk_widget_show (window);
597 gtk_widget_grab_focus (user_view);
601 main(int argc, char **argv)
603 /* Disable global menus */
604 unsetenv ("UBUNTU_MENUPROXY");
606 signal (SIGTERM, sigterm_cb);
610 greeter = ldm_greeter_new ();
611 g_signal_connect (G_OBJECT (greeter), "connected", G_CALLBACK (connected_cb), NULL);
612 g_signal_connect (G_OBJECT (greeter), "show-prompt", G_CALLBACK (show_prompt_cb), NULL);
613 g_signal_connect (G_OBJECT (greeter), "show-message", G_CALLBACK (show_message_cb), NULL);
614 g_signal_connect (G_OBJECT (greeter), "authentication-complete", G_CALLBACK (authentication_complete_cb), NULL);
615 g_signal_connect (G_OBJECT (greeter), "autologin-timer-expired", G_CALLBACK (autologin_timer_expired_cb), NULL);
616 g_signal_connect (G_OBJECT (greeter), "user-added", G_CALLBACK (user_added_cb), NULL);
617 g_signal_connect (G_OBJECT (greeter), "user-changed", G_CALLBACK (user_changed_cb), NULL);
618 g_signal_connect (G_OBJECT (greeter), "user-removed", G_CALLBACK (user_removed_cb), NULL);
619 g_signal_connect (G_OBJECT (greeter), "quit", G_CALLBACK (quit_cb), NULL);
620 ldm_greeter_connect_to_server (greeter);
622 gtk_init (&argc, &argv);