git.maemo.org Git - modest/blob - src/widgets/modest-hildon1-window-mgr.c

   1 /* Copyright (c) 2008, Nokia Corporation
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  * * Redistributions in binary form must reproduce the above copyright
  11  *   notice, this list of conditions and the following disclaimer in the
  12  *   documentation and/or other materials provided with the distribution.
  13  * * Neither the name of the Nokia Corporation nor the names of its
  14  *   contributors may be used to endorse or promote products derived from
  15  *   this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <string.h>
  31 #include "modest-hildon1-window-mgr.h"
  32 #include "modest-msg-edit-window.h"
  33 #include "modest-main-window.h"
  34 #include "modest-conf.h"
  35 #include "modest-defs.h"
  36 #include "modest-signal-mgr.h"
  37 #include "modest-runtime.h"
  38 #include "modest-platform.h"
  39 #include "modest-ui-actions.h"
  40 #include "modest-debug.h"
  41 #include "modest-tny-folder.h"
  42
  43 /* 'private'/'protected' functions */
  44 static void modest_hildon1_window_mgr_class_init (ModestHildon1WindowMgrClass *klass);
  45 static void modest_hildon1_window_mgr_instance_init (ModestHildon1WindowMgr *obj);
  46 static void modest_hildon1_window_mgr_finalize   (GObject *obj);
  47
  48 static gboolean on_window_destroy        (ModestWindow *window,
  49                                           GdkEvent *event,
  50                                           ModestHildon1WindowMgr *self);
  51
  52 static gboolean on_modal_window_close    (GtkWidget *widget,
  53                                           GdkEvent *event,
  54                                           gpointer user_data);
  55
  56 static void on_modal_dialog_destroy      (GtkObject *object,
  57                                           gpointer   user_data);
  58
  59 static void     on_modal_dialog_close    (GtkDialog *dialog,
  60                                           gint arg1,
  61                                           gpointer user_data);
  62
  63 static const gchar* get_show_toolbar_key (GType window_type,
  64                                           gboolean fullscreen);
  65
  66 static gboolean modest_hildon1_window_mgr_register_window (ModestWindowMgr *self,
  67                                                            ModestWindow *window,
  68                                                            ModestWindow *parent);
  69 static void modest_hildon1_window_mgr_unregister_window (ModestWindowMgr *self,
  70                                                          ModestWindow *window);
  71 static void modest_hildon1_window_mgr_set_fullscreen_mode (ModestWindowMgr *self,
  72                                                            gboolean on);
  73 static gboolean modest_hildon1_window_mgr_get_fullscreen_mode (ModestWindowMgr *self);
  74 static void modest_hildon1_window_mgr_show_toolbars (ModestWindowMgr *self,
  75                                                      GType window_type,
  76                                                      gboolean show_toolbars,
  77                                                      gboolean fullscreen);
  78 static ModestWindow* modest_hildon1_window_mgr_get_main_window (ModestWindowMgr *self, gboolean show);
  79 static GtkWindow *modest_hildon1_window_mgr_get_modal (ModestWindowMgr *self);
  80 static void modest_hildon1_window_mgr_set_modal (ModestWindowMgr *self,
  81                                                  GtkWindow *window,
  82                                                  GtkWindow *parent);
  83 static gboolean modest_hildon1_window_mgr_find_registered_header (ModestWindowMgr *self,
  84                                                                   TnyHeader *header,
  85                                                                   ModestWindow **win);
  86 static GList *modest_hildon1_window_mgr_get_window_list (ModestWindowMgr *self);
  87 static gboolean modest_hildon1_window_mgr_close_all_windows (ModestWindowMgr *self);
  88 static ModestWindow *modest_hildon1_window_mgr_get_current_top (ModestWindowMgr *self);
  89 static gboolean modest_hildon1_window_mgr_screen_is_on (ModestWindowMgr *self);
  90
  91 typedef struct _ModestHildon1WindowMgrPrivate ModestHildon1WindowMgrPrivate;
  92 struct _ModestHildon1WindowMgrPrivate {
  93         GList        *window_list;
  94         GMutex       *queue_lock;
  95         GQueue       *modal_windows;
  96
  97         gboolean     fullscreen_mode;
  98
  99         GHashTable   *destroy_handlers;
 100         GHashTable   *viewer_handlers;
 101         GSList       *window_state_uids;
 102
 103         guint        closing_time;
 104
 105         GSList       *modal_handler_uids;
 106         ModestWindow *current_top;
 107 };
 108 #define MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 109                                                                                    MODEST_TYPE_HILDON1_WINDOW_MGR, \
 110                                                                                    ModestHildon1WindowMgrPrivate))
 111 /* globals */
 112 static GObjectClass *parent_class = NULL;
 113
 114 GType
 115 modest_hildon1_window_mgr_get_type (void)
 116 {
 117         static GType my_type = 0;
 118         if (!my_type) {
 119                 static const GTypeInfo my_info = {
 120                         sizeof(ModestHildon1WindowMgrClass),
 121                         NULL,           /* base init */
 122                         NULL,           /* base finalize */
 123                         (GClassInitFunc) modest_hildon1_window_mgr_class_init,
 124                         NULL,           /* class finalize */
 125                         NULL,           /* class data */
 126                         sizeof(ModestHildon1WindowMgr),
 127                         1,              /* n_preallocs */
 128                         (GInstanceInitFunc) modest_hildon1_window_mgr_instance_init,
 129                         NULL
 130                 };
 131                 my_type = g_type_register_static (MODEST_TYPE_WINDOW_MGR,
 132                                                   "ModestHildon1WindowMgr",
 133                                                   &my_info, 0);
 134         }
 135         return my_type;
 136 }
 137
 138 static void
 139 modest_hildon1_window_mgr_class_init (ModestHildon1WindowMgrClass *klass)
 140 {
 141         GObjectClass *gobject_class;
 142         ModestWindowMgrClass *mgr_class;
 143
 144         gobject_class = (GObjectClass*) klass;
 145         mgr_class = (ModestWindowMgrClass *) klass;
 146
 147         parent_class            = g_type_class_peek_parent (klass);
 148         gobject_class->finalize = modest_hildon1_window_mgr_finalize;
 149         mgr_class->register_window = modest_hildon1_window_mgr_register_window;
 150         mgr_class->unregister_window = modest_hildon1_window_mgr_unregister_window;
 151         mgr_class->set_fullscreen_mode = modest_hildon1_window_mgr_set_fullscreen_mode;
 152         mgr_class->get_fullscreen_mode = modest_hildon1_window_mgr_get_fullscreen_mode;
 153         mgr_class->show_toolbars = modest_hildon1_window_mgr_show_toolbars;
 154         mgr_class->get_main_window = modest_hildon1_window_mgr_get_main_window;
 155         mgr_class->get_modal = modest_hildon1_window_mgr_get_modal;
 156         mgr_class->set_modal = modest_hildon1_window_mgr_set_modal;
 157         mgr_class->find_registered_header = modest_hildon1_window_mgr_find_registered_header;
 158         mgr_class->get_window_list = modest_hildon1_window_mgr_get_window_list;
 159         mgr_class->close_all_windows = modest_hildon1_window_mgr_close_all_windows;
 160         mgr_class->get_current_top = modest_hildon1_window_mgr_get_current_top;
 161         mgr_class->screen_is_on = modest_hildon1_window_mgr_screen_is_on;
 162
 163         g_type_class_add_private (gobject_class, sizeof(ModestHildon1WindowMgrPrivate));
 164
 165 }
 166
 167 static void
 168 modest_hildon1_window_mgr_instance_init (ModestHildon1WindowMgr *obj)
 169 {
 170         ModestHildon1WindowMgrPrivate *priv;
 171
 172         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE(obj);
 173         priv->window_list = NULL;
 174         priv->fullscreen_mode = FALSE;
 175         priv->current_top = NULL;
 176         priv->window_state_uids = NULL;
 177
 178         priv->modal_windows = g_queue_new ();
 179         priv->queue_lock = g_mutex_new ();
 180
 181         /* Could not initialize it from gconf, singletons are not
 182            ready yet */
 183         priv->destroy_handlers = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, g_free);
 184         priv->viewer_handlers = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, g_free);
 185
 186         priv->closing_time = 0;
 187
 188         priv->modal_handler_uids = NULL;
 189 }
 190
 191 static void
 192 modest_hildon1_window_mgr_finalize (GObject *obj)
 193 {
 194         ModestHildon1WindowMgrPrivate *priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE(obj);
 195
 196         modest_signal_mgr_disconnect_all_and_destroy (priv->window_state_uids);
 197         priv->window_state_uids = NULL;
 198
 199         if (priv->window_list) {
 200                 GList *iter = priv->window_list;
 201                 /* unregister pending windows */
 202                 while (iter) {
 203                         ModestWindow *window = (ModestWindow *) iter->data;
 204                         iter = g_list_next (iter);
 205                         modest_window_mgr_unregister_window (MODEST_WINDOW_MGR (obj), window);
 206                 }
 207                 g_list_free (priv->window_list);
 208                 priv->window_list = NULL;
 209         }
 210
 211         /* Free the hash table with the handlers */
 212         if (priv->destroy_handlers) {
 213                 g_hash_table_destroy (priv->destroy_handlers);
 214                 priv->destroy_handlers = NULL;
 215         }
 216
 217         if (priv->viewer_handlers) {
 218                 g_hash_table_destroy (priv->viewer_handlers);
 219                 priv->viewer_handlers = NULL;
 220         }
 221
 222         modest_signal_mgr_disconnect_all_and_destroy (priv->modal_handler_uids);
 223         priv->modal_handler_uids = NULL;
 224
 225         if (priv->modal_windows) {
 226                 g_mutex_lock (priv->queue_lock);
 227                 g_queue_free (priv->modal_windows);
 228                 priv->modal_windows = NULL;
 229                 g_mutex_unlock (priv->queue_lock);
 230         }
 231         g_mutex_free (priv->queue_lock);
 232
 233         /* Do not unref priv->main_window because it does not hold a
 234            new reference */
 235
 236
 237         G_OBJECT_CLASS(parent_class)->finalize (obj);
 238 }
 239
 240 ModestWindowMgr*
 241 modest_hildon1_window_mgr_new (void)
 242 {
 243         return MODEST_WINDOW_MGR(g_object_new(MODEST_TYPE_HILDON1_WINDOW_MGR, NULL));
 244 }
 245
 246 static gboolean
 247 modest_hildon1_window_mgr_close_all_windows (ModestWindowMgr *self)
 248 {
 249         ModestHildon1WindowMgrPrivate *priv = NULL;
 250         gboolean ret_value = FALSE;
 251         ModestWindow *main_window;
 252
 253         g_return_val_if_fail (MODEST_IS_HILDON1_WINDOW_MGR (self), FALSE);
 254         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 255
 256         /* If there is a main window then try to close it, and it will
 257            close the others if needed */
 258         main_window = modest_window_mgr_get_main_window (self, FALSE);
 259         if (main_window) {
 260                 g_signal_emit_by_name (main_window, "delete-event", NULL, &ret_value);
 261                 return ret_value;
 262         } else {
 263                 GList *wins = NULL, *next = NULL;
 264
 265                 /* delete-event handler actually removes window_list item, */
 266                 wins = priv->window_list;
 267                 while (wins) {
 268                         next = g_list_next (wins);
 269                         g_signal_emit_by_name (G_OBJECT (wins->data), "delete-event", NULL, &ret_value);
 270                         if (ret_value)
 271                                 break;
 272                         wins = next;
 273                 }
 274         }
 275
 276         return ret_value;
 277 }
 278
 279 static gint
 280 compare_msguids (ModestWindow *win,
 281                  const gchar *uid)
 282 {
 283         const gchar *msg_uid;
 284
 285         if ((!MODEST_IS_MSG_EDIT_WINDOW (win)) && (!MODEST_IS_MSG_VIEW_WINDOW (win)))
 286                 return 1;
 287
 288         /* Get message uid from msg window */
 289         if (MODEST_IS_MSG_EDIT_WINDOW (win)) {
 290                 msg_uid = modest_msg_edit_window_get_message_uid (MODEST_MSG_EDIT_WINDOW (win));
 291                 if (msg_uid && uid &&!strcmp (msg_uid, uid))
 292                         return 0;
 293         } else {
 294                 msg_uid = modest_msg_view_window_get_message_uid (MODEST_MSG_VIEW_WINDOW (win));
 295         }
 296
 297         if (msg_uid && uid &&!strcmp (msg_uid, uid))
 298                 return 0;
 299         else
 300                 return 1;
 301 }
 302
 303 static gboolean
 304 modest_hildon1_window_mgr_find_registered_header (ModestWindowMgr *self, TnyHeader *header,
 305                                                   ModestWindow **win)
 306 {
 307         ModestHildon1WindowMgrPrivate *priv = NULL;
 308         gchar* uid = NULL;
 309         gboolean has_header, has_window = FALSE;
 310         GList *item = NULL;
 311
 312         g_return_val_if_fail (MODEST_IS_HILDON1_WINDOW_MGR (self), FALSE);
 313         g_return_val_if_fail (TNY_IS_HEADER(header), FALSE);
 314
 315         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 316
 317         has_header = MODEST_WINDOW_MGR_CLASS (parent_class)->find_registered_header (self, header, win);
 318
 319         uid = modest_tny_folder_get_header_unique_id (header);
 320
 321         item = g_list_find_custom (priv->window_list, uid, (GCompareFunc) compare_msguids);
 322         if (item) {
 323                 has_window = TRUE;
 324                 if (win) {
 325                         if ((!MODEST_IS_MSG_VIEW_WINDOW(item->data)) &&
 326                             (!MODEST_IS_MSG_EDIT_WINDOW (item->data)))
 327                                 g_debug ("not a valid window!");
 328                         else {
 329                                 g_debug ("found a window");
 330                                 *win = MODEST_WINDOW (item->data);
 331                         }
 332                 }
 333         }
 334         g_free (uid);
 335
 336         return has_header || has_window;
 337 }
 338
 339 static GList *
 340 modest_hildon1_window_mgr_get_window_list (ModestWindowMgr *self)
 341 {
 342         ModestHildon1WindowMgrPrivate *priv;
 343
 344         g_return_val_if_fail (MODEST_IS_HILDON1_WINDOW_MGR (self), NULL);
 345         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 346
 347         return g_list_copy (priv->window_list);
 348 }
 349
 350 static const gchar *
 351 get_show_toolbar_key (GType window_type,
 352                       gboolean fullscreen)
 353 {
 354         const gchar *key = NULL;
 355
 356         if (window_type == MODEST_TYPE_MAIN_WINDOW)
 357                 key = (fullscreen) ?
 358                         MODEST_CONF_MAIN_WINDOW_SHOW_TOOLBAR_FULLSCREEN :
 359                         MODEST_CONF_MAIN_WINDOW_SHOW_TOOLBAR;
 360         else if (window_type == MODEST_TYPE_MSG_VIEW_WINDOW)
 361                 key = (fullscreen) ?
 362                         MODEST_CONF_MSG_VIEW_WINDOW_SHOW_TOOLBAR_FULLSCREEN :
 363                         MODEST_CONF_MSG_VIEW_WINDOW_SHOW_TOOLBAR;
 364         else if (window_type ==  MODEST_TYPE_MSG_EDIT_WINDOW)
 365                 key = (fullscreen) ?
 366                         MODEST_CONF_EDIT_WINDOW_SHOW_TOOLBAR_FULLSCREEN :
 367                         MODEST_CONF_EDIT_WINDOW_SHOW_TOOLBAR;
 368         else
 369                 g_return_val_if_reached (NULL);
 370
 371         return key;
 372 }
 373
 374 #ifndef MODEST_TOOLKIT_GTK
 375 static void
 376 on_window_is_topmost (GObject    *gobject,
 377                       GParamSpec *arg1,
 378                       gpointer    user_data)
 379 {
 380         ModestHildon1WindowMgr *self;
 381         ModestHildon1WindowMgrPrivate *priv;
 382         ModestWindow *win = (ModestWindow *) gobject;
 383
 384         g_return_if_fail (MODEST_IS_HILDON1_WINDOW_MGR (user_data));
 385
 386         self = MODEST_HILDON1_WINDOW_MGR (user_data);
 387         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 388
 389         if (hildon_window_get_is_topmost (HILDON_WINDOW (win)))
 390                 priv->current_top = win;
 391 }
 392
 393 #else
 394 static gboolean
 395 on_window_state_event (GtkWidget           *widget,
 396                        GdkEventWindowState *event,
 397                        gpointer             user_data)
 398 {
 399         ModestHildon1WindowMgr *self;
 400         ModestHildon1WindowMgrPrivate *priv;
 401
 402         g_return_val_if_fail (MODEST_IS_HILDON1_WINDOW_MGR (user_data), FALSE);
 403
 404         self = MODEST_HILDON1_WINDOW_MGR (user_data);
 405         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 406
 407         MODEST_DEBUG_BLOCK (
 408                             if (event->changed_mask & GDK_WINDOW_STATE_WITHDRAWN)
 409                                     g_print ("GDK_WINDOW_STATE_WITHDRAWN\n");
 410                             if (event->changed_mask & GDK_WINDOW_STATE_ICONIFIED)
 411                                     g_print ("GDK_WINDOW_STATE_ICONIFIED\n");
 412                             if (event->changed_mask & GDK_WINDOW_STATE_MAXIMIZED)
 413                                     g_print ("GDK_WINDOW_STATE_MAXIMIZED\n");
 414                             if (event->changed_mask & GDK_WINDOW_STATE_STICKY)
 415                                     g_print ("GDK_WINDOW_STATE_STICKY\n");
 416                             if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN)
 417                                     g_print ("GDK_WINDOW_STATE_FULLSCREEN\n");
 418                             if (event->changed_mask & GDK_WINDOW_STATE_ABOVE)
 419                                     g_print ("GDK_WINDOW_STATE_ABOVE\n");
 420                             if (event->changed_mask & GDK_WINDOW_STATE_BELOW)
 421                                     g_print ("GDK_WINDOW_STATE_BELOW\n");
 422                             );
 423         if (event->changed_mask & GDK_WINDOW_STATE_WITHDRAWN ||
 424             event->changed_mask & GDK_WINDOW_STATE_ABOVE) {
 425                 priv->current_top = MODEST_WINDOW (widget);
 426         }
 427
 428         return FALSE;
 429 }
 430 #endif
 431
 432 static gboolean
 433 modest_hildon1_window_mgr_register_window (ModestWindowMgr *self,
 434                                            ModestWindow *window,
 435                                            ModestWindow *parent)
 436 {
 437         GList *win;
 438         ModestHildon1WindowMgrPrivate *priv;
 439         gint *handler_id;
 440         const gchar *key;
 441         ModestWindow *main_window;
 442
 443         g_return_val_if_fail (MODEST_IS_HILDON1_WINDOW_MGR (self), FALSE);
 444         g_return_val_if_fail (GTK_IS_WINDOW (window), FALSE);
 445
 446         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 447
 448         win = g_list_find (priv->window_list, window);
 449         if (win) {
 450                 /* this is for the case we want to register the window and it was already
 451                  * registered. We leave silently.
 452                  */
 453                 return FALSE;
 454         }
 455
 456         if (!MODEST_WINDOW_MGR_CLASS (parent_class)->register_window (self, window, parent))
 457                 return FALSE;
 458
 459         /* Add to list. Keep a reference to the window */
 460         g_object_ref (window);
 461         priv->window_list = g_list_prepend (priv->window_list, window);
 462
 463         /* Listen to window state changes. Unfortunately
 464            window-state-event does not properly work for the Maemo
 465            version, so we need to use is-topmost and the ifdef */
 466 #ifndef MODEST_TOOLKIT_GTK
 467         priv->window_state_uids =
 468                 modest_signal_mgr_connect (priv->window_state_uids,
 469                                            G_OBJECT (window),
 470                                            "notify::is-topmost",
 471                                            G_CALLBACK (on_window_is_topmost),
 472                                            self);
 473 #else
 474         priv->window_state_uids =
 475                 modest_signal_mgr_connect (priv->window_state_uids,
 476                                            G_OBJECT (window),
 477                                            "window-state-event",
 478                                            G_CALLBACK (on_window_state_event),
 479                                            self);
 480 #endif
 481         /* Listen to object destruction */
 482         handler_id = g_malloc0 (sizeof (gint));
 483         *handler_id = g_signal_connect (window, "delete-event", G_CALLBACK (on_window_destroy), self);
 484         g_hash_table_insert (priv->destroy_handlers, window, handler_id);
 485
 486         main_window = modest_window_mgr_get_main_window (self, FALSE);
 487         /* If there is a msg view window, let the main window listen the msg-changed signal */
 488         if (MODEST_IS_MSG_VIEW_WINDOW(window) && main_window) {
 489                 gulong *handler;
 490                 handler = g_malloc0 (sizeof (gulong));
 491                 *handler = g_signal_connect (window, "msg-changed",
 492                                              G_CALLBACK (modest_main_window_on_msg_view_window_msg_changed),
 493                                              main_window);
 494                 g_hash_table_insert (priv->viewer_handlers, window, handler);
 495         }
 496
 497         /* Put into fullscreen if needed */
 498         if (priv->fullscreen_mode)
 499                 gtk_window_fullscreen (GTK_WINDOW (window));
 500
 501         /* Show/hide toolbar & fullscreen */
 502         key = get_show_toolbar_key (G_TYPE_FROM_INSTANCE (window), priv->fullscreen_mode);
 503         modest_window_show_toolbar (window, modest_conf_get_bool (modest_runtime_get_conf (), key, NULL));
 504
 505         return TRUE;
 506 }
 507
 508 static void
 509 cancel_window_operations (ModestWindow *window)
 510 {
 511         GSList* pending_ops = NULL;
 512
 513         /* cancel open and receive operations */
 514         pending_ops = modest_mail_operation_queue_get_by_source (modest_runtime_get_mail_operation_queue (),
 515                                                                  G_OBJECT (window));
 516         while (pending_ops != NULL) {
 517                 ModestMailOperationTypeOperation type;
 518                 GSList* tmp_list = NULL;
 519
 520                 type = modest_mail_operation_get_type_operation (MODEST_MAIL_OPERATION (pending_ops->data));
 521                 if (type == MODEST_MAIL_OPERATION_TYPE_RECEIVE || type == MODEST_MAIL_OPERATION_TYPE_OPEN) {
 522                         modest_mail_operation_cancel (pending_ops->data);
 523                 }
 524                 g_object_unref (G_OBJECT (pending_ops->data));
 525                 tmp_list = pending_ops;
 526                 pending_ops = g_slist_next (pending_ops);
 527                 g_slist_free_1 (tmp_list);
 528         }
 529 }
 530
 531
 532
 533 static gboolean
 534 on_window_destroy (ModestWindow *window,
 535                    GdkEvent *event,
 536                    ModestHildon1WindowMgr *self)
 537 {
 538         gint dialog_response = GTK_RESPONSE_NONE;
 539         gboolean no_propagate = FALSE;
 540
 541         /* Specific stuff first */
 542         if (MODEST_IS_MAIN_WINDOW (window)) {
 543                 ModestHildon1WindowMgrPrivate *priv;
 544                 priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 545
 546                 /* If more than one window already opened */
 547                 if (g_list_length (priv->window_list) > 1) {
 548
 549                         /* Present the window if it's not visible now */
 550                         if (!gtk_window_has_toplevel_focus (GTK_WINDOW (window))) {
 551                                 gtk_window_present (GTK_WINDOW (window));
 552                                 priv->current_top = window;
 553                         }
 554                         /* Create the confirmation dialog MSG-NOT308 */
 555                         dialog_response = modest_platform_run_confirmation_dialog (
 556                                         GTK_WINDOW (window), _("emev_nc_close_windows"));
 557
 558                         /* If the user wants to close all the windows */
 559                         if ((dialog_response == GTK_RESPONSE_OK)
 560                             || (dialog_response == GTK_RESPONSE_ACCEPT)
 561                             || (dialog_response == GTK_RESPONSE_YES)) {
 562                                         GList *iter = priv->window_list;
 563                                         do {
 564                                                 if (iter->data != window) {
 565                                                         GList *tmp = iter->next;
 566                                                         on_window_destroy (MODEST_WINDOW (iter->data),
 567                                                                         event,
 568                                                                         self);
 569                                                         iter = tmp;
 570                                                 } else {
 571                                                         iter = g_list_next (iter);
 572                                                 }
 573                                         } while (iter);
 574                         } else {
 575                                 return TRUE;
 576                         }
 577                 }
 578
 579                 /* Do not unregister it, just hide */
 580                 gtk_widget_hide_all (GTK_WIDGET (window));
 581
 582                 /* Cancel pending operations */
 583                 cancel_window_operations (window);
 584
 585                 /* Fake the window system, make it think that there is no window */
 586                 if (modest_window_mgr_get_num_windows (MODEST_WINDOW_MGR (self)) == 0)
 587                         g_signal_emit_by_name (self, "window-list-empty");
 588
 589                 no_propagate = TRUE;
 590         }
 591         else {
 592                 if (MODEST_IS_MSG_EDIT_WINDOW (window)) {
 593                         gboolean sent = FALSE;
 594                         gint response = GTK_RESPONSE_ACCEPT;
 595                         sent = modest_msg_edit_window_get_sent (MODEST_MSG_EDIT_WINDOW (window));
 596                         /* Save currently edited message to Drafts if it was not sent */
 597                         if (!sent && modest_msg_edit_window_is_modified (MODEST_MSG_EDIT_WINDOW (window))) {
 598
 599                                 /* Raise the window if it's minimized */
 600                                 if (!gtk_window_has_toplevel_focus (GTK_WINDOW (window)))
 601                                         gtk_window_present (GTK_WINDOW (window));
 602
 603                                 response =
 604                                         modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
 605                                                                                  _("mcen_nc_no_email_message_modified_save_changes"));
 606                                 /* Save to drafts */
 607                                 if (response == GTK_RESPONSE_OK)
 608                                         if (!modest_ui_actions_on_save_to_drafts (NULL, MODEST_MSG_EDIT_WINDOW (window)))
 609                                                 return TRUE;
 610                         }
 611                 }
 612                 /* Unregister window */
 613                 modest_window_mgr_unregister_window (MODEST_WINDOW_MGR (self), window);
 614                 no_propagate = TRUE;
 615         }
 616
 617         return no_propagate;
 618 }
 619
 620 static void
 621 disconnect_msg_changed (gpointer key,
 622                         gpointer value,
 623                         gpointer user_data)
 624 {
 625         guint handler_id;
 626         handler_id = GPOINTER_TO_UINT(value);
 627
 628         if (key && G_IS_OBJECT(key))
 629                 g_signal_handler_disconnect (G_OBJECT (key), handler_id);
 630 }
 631
 632 static void
 633 modest_hildon1_window_mgr_unregister_window (ModestWindowMgr *self,
 634                                              ModestWindow *window)
 635 {
 636         GList *win;
 637         ModestHildon1WindowMgrPrivate *priv;
 638         gulong *tmp, handler_id;
 639
 640         g_return_if_fail (MODEST_IS_HILDON1_WINDOW_MGR (self));
 641         g_return_if_fail (MODEST_IS_WINDOW (window));
 642
 643         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 644
 645         win = g_list_find (priv->window_list, window);
 646         if (!win) {
 647                 g_warning ("Trying to unregister a window that has not being registered yet");
 648                 return;
 649         }
 650
 651         /* If it's the main window unset it */
 652         if (MODEST_IS_MAIN_WINDOW (window)) {
 653                 modest_window_mgr_set_main_window (self, NULL);
 654
 655                 /* Disconnect all emissions of msg-changed */
 656                 if (priv->viewer_handlers) {
 657                         g_hash_table_foreach (priv->viewer_handlers,
 658                                               disconnect_msg_changed,
 659                                               NULL);
 660                         g_hash_table_destroy (priv->viewer_handlers);
 661                         priv->viewer_handlers = NULL;
 662                 }
 663         }
 664
 665         /* Remove the viewer window handler from the hash table. The
 666            HashTable could not exist if the main window was closed
 667            when there were other windows remaining */
 668         if (MODEST_IS_MSG_VIEW_WINDOW (window) && priv->viewer_handlers) {
 669                 tmp = (gulong *) g_hash_table_lookup (priv->viewer_handlers, window);
 670                 /* If the viewer was created without a main window
 671                    (for example when opening a message through D-Bus
 672                    the viewer handlers was not registered */
 673                 if (tmp) {
 674                         g_signal_handler_disconnect (window, *tmp);
 675                         g_hash_table_remove (priv->viewer_handlers, window);
 676                 }
 677         }
 678
 679         /* Remove from list & hash table */
 680         priv->window_list = g_list_remove_link (priv->window_list, win);
 681         tmp = g_hash_table_lookup (priv->destroy_handlers, window);
 682         handler_id = *tmp;
 683
 684         g_hash_table_remove (priv->destroy_handlers, window);
 685
 686         /* cancel open and receive operations */
 687         cancel_window_operations (window);
 688
 689         /* Check if it's the topmost window, and remove the window from the stack.
 690          * This is needed for the cases there's no other topmost window that will
 691          * replace it in topmost handler.
 692          */
 693          if (window == priv->current_top)
 694                  priv->current_top = NULL;
 695
 696         /* Disconnect the "window-state-event" handler, we won't need it anymore */
 697         if (priv->window_state_uids) {
 698 #ifndef MODEST_TOOLKIT_GTK
 699                 priv->window_state_uids =
 700                         modest_signal_mgr_disconnect (priv->window_state_uids,
 701                                                       G_OBJECT (window),
 702                                                       "notify::is-topmost");
 703 #else
 704                 priv->window_state_uids =
 705                         modest_signal_mgr_disconnect (priv->window_state_uids,
 706                                                       G_OBJECT (window),
 707                                                       "window-state-event");
 708 #endif
 709         }
 710
 711         /* Disconnect the "delete-event" handler, we won't need it anymore */
 712         g_signal_handler_disconnect (window, handler_id);
 713
 714         /* Destroy the window */
 715         g_object_unref (win->data);
 716         g_list_free (win);
 717
 718         MODEST_WINDOW_MGR_CLASS (parent_class)->unregister_window (self, window);
 719
 720         /* If there are no more windows registered emit the signal */
 721         if (modest_window_mgr_get_num_windows (self) == 0)
 722                 g_signal_emit_by_name (self, "window-list-empty");
 723 }
 724
 725
 726
 727 static void
 728 modest_hildon1_window_mgr_set_fullscreen_mode (ModestWindowMgr *self,
 729                                                gboolean on)
 730 {
 731         ModestHildon1WindowMgrPrivate *priv;
 732         GList *win = NULL;
 733         ModestConf *conf;
 734
 735         g_return_if_fail (MODEST_IS_HILDON1_WINDOW_MGR (self));
 736
 737         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 738
 739         /* If there is no change do nothing */
 740         if (priv->fullscreen_mode == on)
 741                 return;
 742
 743         priv->fullscreen_mode = on;
 744
 745         conf = modest_runtime_get_conf ();
 746
 747         /* Update windows */
 748         win = priv->window_list;
 749         while (win) {
 750                 gboolean show;
 751                 const gchar *key = NULL;
 752
 753                 /* Getting this from gconf everytime is not that
 754                    expensive, we'll do it just a few times */
 755                 key = get_show_toolbar_key (G_TYPE_FROM_INSTANCE (win->data), on);
 756                 show = modest_conf_get_bool (conf, key, NULL);
 757
 758                 /* Set fullscreen/unfullscreen */
 759                 if (on)
 760                         gtk_window_fullscreen (GTK_WINDOW (win->data));
 761                 else
 762                         gtk_window_unfullscreen (GTK_WINDOW (win->data));
 763
 764                 /* Show/Hide toolbar */
 765                 modest_window_show_toolbar (MODEST_WINDOW (win->data), show);
 766
 767                 win = g_list_next (win);
 768         }
 769 }
 770
 771 static gboolean
 772 modest_hildon1_window_mgr_get_fullscreen_mode (ModestWindowMgr *self)
 773 {
 774         ModestHildon1WindowMgrPrivate *priv;
 775
 776         g_return_val_if_fail (MODEST_IS_HILDON1_WINDOW_MGR (self), FALSE);
 777
 778         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 779
 780         return priv->fullscreen_mode;
 781 }
 782
 783 static void
 784 modest_hildon1_window_mgr_show_toolbars (ModestWindowMgr *self,
 785                                          GType window_type,
 786                                          gboolean show_toolbars,
 787                                          gboolean fullscreen)
 788 {
 789         ModestHildon1WindowMgrPrivate *priv;
 790         ModestConf *conf;
 791         const gchar *key = NULL;
 792
 793         g_return_if_fail (MODEST_IS_HILDON1_WINDOW_MGR (self));
 794
 795         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 796         conf = modest_runtime_get_conf ();
 797
 798         /* If nothing changes then return */
 799         key = get_show_toolbar_key (window_type, fullscreen);
 800         conf = modest_runtime_get_conf ();
 801         if (modest_conf_get_bool (conf, key, NULL) == show_toolbars)
 802                 return;
 803
 804         /* Save in conf */
 805         modest_conf_set_bool (conf, key, show_toolbars, NULL);
 806
 807         /* Apply now if the view mode is the right one */
 808         if ((fullscreen && priv->fullscreen_mode) ||
 809             (!fullscreen && !priv->fullscreen_mode)) {
 810
 811                 GList *win = priv->window_list;
 812
 813                 while (win) {
 814                         if (G_TYPE_FROM_INSTANCE (win->data) == window_type)
 815                                 modest_window_show_toolbar (MODEST_WINDOW (win->data),
 816                                                             show_toolbars);
 817                         win = g_list_next (win);
 818                 }
 819         }
 820 }
 821
 822 static ModestWindow*
 823 modest_hildon1_window_mgr_get_main_window (ModestWindowMgr *self, gboolean show)
 824 {
 825         ModestHildon1WindowMgrPrivate *priv;
 826         ModestWindow *result;
 827
 828         g_return_val_if_fail (MODEST_IS_HILDON1_WINDOW_MGR (self), NULL);
 829         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 830
 831         result = MODEST_WINDOW_MGR_CLASS (parent_class)->get_main_window (self, FALSE);
 832         /* create the main window, if it hasn't been created yet */
 833         if (!result && show) {
 834                 /* modest_window_mgr_register_window will set priv->main_window */
 835                 result = modest_main_window_new ();
 836                 modest_window_mgr_register_window (self, result, NULL);
 837                 gtk_widget_show_all (GTK_WIDGET (result));
 838                 gtk_window_present (GTK_WINDOW (result));
 839                 MODEST_DEBUG_BLOCK(
 840                         g_debug ("%s: created main window: %p\n", __FUNCTION__, result);
 841                 );
 842         }
 843
 844         return result;
 845 }
 846
 847
 848 static GtkWindow *
 849 modest_hildon1_window_mgr_get_modal (ModestWindowMgr *self)
 850 {
 851         ModestHildon1WindowMgrPrivate *priv;
 852
 853         g_return_val_if_fail (MODEST_IS_HILDON1_WINDOW_MGR (self), NULL);
 854         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 855
 856         return g_queue_peek_head (priv->modal_windows);
 857 }
 858
 859
 860 static void
 861 modest_hildon1_window_mgr_set_modal (ModestWindowMgr *self,
 862                                      GtkWindow *window,
 863                                      GtkWindow *parent)
 864 {
 865         GtkWindow *old_modal;
 866         ModestHildon1WindowMgrPrivate *priv;
 867
 868         g_return_if_fail (MODEST_IS_HILDON1_WINDOW_MGR (self));
 869         g_return_if_fail (GTK_IS_WINDOW (window));
 870
 871         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 872         g_mutex_lock (priv->queue_lock);
 873         old_modal = g_queue_peek_head (priv->modal_windows);
 874         g_mutex_unlock (priv->queue_lock);
 875
 876         if (!old_modal) {
 877                 /* make us transient wrt the main window then */
 878                 if (priv->current_top && ((GtkWindow *) priv->current_top != window)) {
 879                         gtk_window_set_transient_for (window, GTK_WINDOW(priv->current_top));
 880                 } else {
 881                         ModestWindow *main_win = modest_window_mgr_get_main_window (self, FALSE);
 882                         if (GTK_WINDOW(main_win) != window) /* they should not be the same */
 883                                 gtk_window_set_transient_for (window, GTK_WINDOW(main_win));
 884                 }
 885                 gtk_window_set_modal (window, TRUE);
 886         } else {
 887                 /* un-modalize the old one; the one on top should be the
 888                  * modal one */
 889                 gtk_window_set_transient_for (window, GTK_WINDOW(old_modal));
 890                 gtk_window_set_modal (window, TRUE);
 891         }
 892
 893         /* this will be the new modal window */
 894         g_mutex_lock (priv->queue_lock);
 895         g_queue_push_head (priv->modal_windows, window);
 896         g_mutex_unlock (priv->queue_lock);
 897
 898         if (GTK_IS_DIALOG (window)) {
 899                 /* Note that response is not always enough because it
 900                    could be captured and removed easily by dialogs but
 901                    works for most of situations */
 902                 priv->modal_handler_uids =
 903                         modest_signal_mgr_connect (priv->modal_handler_uids,
 904                                                    G_OBJECT (window),
 905                                                    "response",
 906                                                    G_CALLBACK (on_modal_dialog_close),
 907                                                    self);
 908                 /* We need this as well because dialogs are often
 909                    destroyed with gtk_widget_destroy and this one will
 910                    prevent response from happening */
 911                 priv->modal_handler_uids =
 912                         modest_signal_mgr_connect (priv->modal_handler_uids,
 913                                                    G_OBJECT (window),
 914                                                    "destroy",
 915                                                    G_CALLBACK (on_modal_dialog_destroy),
 916                                                    self);
 917         } else {
 918                 priv->modal_handler_uids =
 919                         modest_signal_mgr_connect (priv->modal_handler_uids,
 920                                                    G_OBJECT (window),
 921                                                    "delete-event",
 922                                                    G_CALLBACK (on_modal_window_close),
 923                                                    self);
 924         }
 925         /* Destroy width parent */
 926         gtk_window_set_destroy_with_parent (window, TRUE);
 927 }
 928
 929
 930
 931 static gboolean
 932 idle_top_modal (gpointer data)
 933 {
 934         ModestWindowMgr *self = MODEST_WINDOW_MGR (data);
 935         ModestHildon1WindowMgrPrivate *priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 936         GtkWindow *topmost;
 937
 938         /* Get the top modal */
 939         g_mutex_lock (priv->queue_lock);
 940         topmost = (GtkWindow *) g_queue_peek_head (priv->modal_windows);
 941         g_mutex_unlock (priv->queue_lock);
 942
 943         /* Show it */
 944         if (topmost) {
 945                 gdk_threads_enter ();
 946                 gtk_window_present (topmost);
 947                 /* It seems that the window looses modality if some
 948                    other is shown on top of it after set_transient_for
 949                    and set_parent */
 950                 gtk_window_set_modal (topmost, TRUE);
 951                 gdk_threads_leave ();
 952         }
 953
 954         return FALSE;
 955 }
 956
 957 static void
 958 remove_modal_from_queue (GtkWidget *widget,
 959                          ModestWindowMgr *self)
 960 {
 961         ModestHildon1WindowMgrPrivate *priv;
 962         GList *item = NULL;
 963
 964         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
 965
 966         /* Remove from queue. We don't use remove, because we want to
 967            exit if the widget does not belong to the queue */
 968         g_mutex_lock (priv->queue_lock);
 969         item = g_queue_find (priv->modal_windows, widget);
 970         if (!item) {
 971                 g_warning ("Trying to remove a modal window that is not registered");
 972                 g_mutex_unlock (priv->queue_lock);
 973                 return;
 974         }
 975         g_queue_unlink (priv->modal_windows, item);
 976         g_mutex_unlock (priv->queue_lock);
 977
 978         /* Disconnect handler */
 979         priv->modal_handler_uids =
 980                 modest_signal_mgr_disconnect (priv->modal_handler_uids,
 981                                               G_OBJECT (widget),
 982                                               GTK_IS_DIALOG (widget) ?
 983                                               "response" :
 984                                               "delete-event");
 985         if (GTK_IS_DIALOG (widget))
 986                 priv->modal_handler_uids =
 987                         modest_signal_mgr_disconnect (priv->modal_handler_uids,
 988                                                       G_OBJECT (widget),
 989                                                       "destroy");
 990
 991         /* Schedule the next one for being shown */
 992         g_idle_add (idle_top_modal, self);
 993 }
 994
 995 static gboolean
 996 on_modal_window_close (GtkWidget *widget,
 997                        GdkEvent *event,
 998                        gpointer user_data)
 999 {
1000         ModestWindowMgr *self = MODEST_WINDOW_MGR (user_data);
1001
1002         /* Remove modal window from queue */
1003         remove_modal_from_queue (widget, self);
1004
1005         /* Continue */
1006         return FALSE;
1007 }
1008
1009 static void
1010 on_modal_dialog_close (GtkDialog *dialog,
1011                        gint arg1,
1012                        gpointer user_data)
1013 {
1014         ModestWindowMgr *self = MODEST_WINDOW_MGR (user_data);
1015
1016         /* Remove modal window from queue. Note that if "destroy"
1017            signal was invoked before the response the window could be
1018            already deleted */
1019         remove_modal_from_queue (GTK_WIDGET (dialog), self);
1020 }
1021
1022 static void
1023 on_modal_dialog_destroy (GtkObject *object,
1024                          gpointer   user_data)
1025 {
1026         ModestWindowMgr *self = MODEST_WINDOW_MGR (user_data);
1027
1028         /* Remove modal window from queue */
1029         remove_modal_from_queue (GTK_WIDGET (object), self);
1030 }
1031
1032 static ModestWindow*
1033 modest_hildon1_window_mgr_get_current_top (ModestWindowMgr *self)
1034 {
1035         ModestHildon1WindowMgrPrivate *priv;
1036
1037         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
1038
1039         return priv->current_top;
1040 }
1041
1042 static gboolean
1043 modest_hildon1_window_mgr_screen_is_on (ModestWindowMgr *self)
1044 {
1045         ModestHildon1WindowMgrPrivate *priv;
1046         ModestWindow *main_window;
1047
1048         priv = MODEST_HILDON1_WINDOW_MGR_GET_PRIVATE (self);
1049
1050         main_window = modest_window_mgr_get_main_window (self, FALSE);
1051         if (main_window && MODEST_IS_MAIN_WINDOW (main_window)) {
1052                 return modest_main_window_screen_is_on (MODEST_MAIN_WINDOW (main_window));
1053         } else {
1054                 return TRUE;
1055         }
1056 }