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