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