* Fixes NB#106248, do not allow launching a mailbox and folders windows at the same...
[modest] / src / hildon2 / modest-hildon2-window-mgr.c
index e551185..447d010 100644 (file)
@@ -31,6 +31,8 @@
 #include <hildon/hildon.h>
 #include "modest-hildon2-window-mgr.h"
 #include "modest-msg-edit-window.h"
+#include "modest-mailboxes-window.h"
+#include "modest-header-window.h"
 #include "modest-main-window.h"
 #include "modest-conf.h"
 #include "modest-defs.h"
 #include "modest-tny-folder.h"
 #include "modest-folder-window.h"
 #include "modest-accounts-window.h"
-#include <modest-maemo-utils.h>
+#include "modest-maemo-utils.h"
+#include "modest-utils.h"
+#include "modest-tny-msg.h"
+#include <tny-merge-folder.h>
 
 /* 'private'/'protected' functions */
 static void modest_hildon2_window_mgr_class_init (ModestHildon2WindowMgrClass *klass);
@@ -82,6 +87,9 @@ static ModestWindow *modest_hildon2_window_mgr_get_current_top (ModestWindowMgr
 static gboolean modest_hildon2_window_mgr_screen_is_on (ModestWindowMgr *self);
 static void osso_display_event_cb (osso_display_state_t state, 
                                   gpointer data);
+static void on_account_removed (TnyAccountStore *acc_store, 
+                               TnyAccount *account,
+                               gpointer user_data);
 
 typedef struct _ModestHildon2WindowMgrPrivate ModestHildon2WindowMgrPrivate;
 struct _ModestHildon2WindowMgrPrivate {
@@ -100,6 +108,8 @@ struct _ModestHildon2WindowMgrPrivate {
        GSList       *modal_handler_uids;
        ModestWindow *current_top;
 
+       gulong        accounts_handler;
+
        /* Display state */
        osso_display_state_t display_state;
 };
@@ -198,13 +208,18 @@ static void
 modest_hildon2_window_mgr_finalize (GObject *obj)
 {
        ModestHildon2WindowMgrPrivate *priv = MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE(obj);
+       ModestTnyAccountStore *acc_store;
 
        modest_signal_mgr_disconnect_all_and_destroy (priv->window_state_uids);
        priv->window_state_uids = NULL;
 
        osso_hw_set_display_event_cb (modest_maemo_utils_get_osso_context (),
-                                     NULL,
-                                     NULL); 
+                                     NULL, NULL);
+
+       acc_store = modest_runtime_get_account_store ();
+       if (acc_store && g_signal_handler_is_connected (acc_store, priv->accounts_handler))
+               g_signal_handler_disconnect (acc_store, priv->accounts_handler);
+
        if (priv->window_list) {
                GList *iter = priv->window_list;
                /* unregister pending windows */
@@ -355,7 +370,6 @@ modest_hildon2_window_mgr_register_window (ModestWindowMgr *self,
        GList *win;
        ModestHildon2WindowMgrPrivate *priv;
        gint *handler_id;
-       HildonProgram *program;
        HildonWindowStack *stack;
        gboolean nested_msg = FALSE;
        ModestWindow *current_top;
@@ -365,17 +379,47 @@ modest_hildon2_window_mgr_register_window (ModestWindowMgr *self,
 
        priv = MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE (self);
 
-       program = hildon_program_get_instance ();
+       stack = hildon_window_stack_get_default ();
+       current_top = (ModestWindow *) hildon_window_stack_peek (stack);
+
        win = g_list_find (priv->window_list, window);
        if (win) {
-               /* this is for the case we want to register the window and it was already
-                * registered. We leave silently, telling the operation was succesful.
-                */
+               /* this is for the case we want to register the window
+                  and it was already registered */
                gtk_window_present (GTK_WINDOW (win));
-               return TRUE;
+               return FALSE;
        }
 
-       stack = hildon_window_stack_get_default ();
+       if (MODEST_IS_FOLDER_WINDOW (current_top) && MODEST_IS_FOLDER_WINDOW (window)) {
+               gtk_window_present (GTK_WINDOW (win));
+               return FALSE;
+       }
+
+       if (MODEST_IS_MAILBOXES_WINDOW (current_top) && MODEST_IS_MAILBOXES_WINDOW (window)) {
+               gtk_window_present (GTK_WINDOW (win));
+               return FALSE;
+       }
+
+       /* Mailboxes window can not replace folder windows */
+       if (MODEST_IS_FOLDER_WINDOW (current_top) && MODEST_IS_MAILBOXES_WINDOW (window)) {
+               gtk_window_present (GTK_WINDOW (current_top));
+               return FALSE;
+       }
+
+       /* Trying to open a folders window and a mailboxes window at
+          the same time from the accounts window is not allowed */
+       if (MODEST_IS_MAILBOXES_WINDOW (current_top) &&
+           MODEST_IS_FOLDER_WINDOW (window) &&
+           MODEST_IS_ACCOUNTS_WINDOW (parent)) {
+               gtk_window_present (GTK_WINDOW (win));
+               return FALSE;
+       }
+
+       if (MODEST_IS_HEADER_WINDOW (current_top) && MODEST_IS_HEADER_WINDOW (window)) {
+               g_debug ("Trying to register a second header window is not allowed");
+               gtk_window_present (GTK_WINDOW (current_top));
+               return FALSE;
+       }
 
        if (!MODEST_WINDOW_MGR_CLASS (parent_class)->register_window (self, window, parent))
                goto fail;
@@ -384,8 +428,7 @@ modest_hildon2_window_mgr_register_window (ModestWindowMgr *self,
        g_object_ref (window);
        priv->window_list = g_list_prepend (priv->window_list, window);
 
-       current_top = (ModestWindow *) hildon_window_stack_peek (stack);
-       nested_msg = MODEST_IS_MSG_VIEW_WINDOW (window) && 
+       nested_msg = MODEST_IS_MSG_VIEW_WINDOW (window) &&
                MODEST_IS_MSG_VIEW_WINDOW (parent);
 
        /* Close views if they're being shown. Nevertheless we must
@@ -500,9 +543,40 @@ on_window_destroy (ModestWindow *window,
                sent = modest_msg_edit_window_get_sent (MODEST_MSG_EDIT_WINDOW (window));
                /* Save currently edited message to Drafts if it was not sent */
                if (!sent && modest_msg_edit_window_is_modified (MODEST_MSG_EDIT_WINDOW (window))) {
-
-                       if (!modest_ui_actions_on_save_to_drafts (NULL, MODEST_MSG_EDIT_WINDOW (window)))
-                               return TRUE;
+                       ModestMsgEditWindow *edit_window;
+                       MsgData *data;
+
+                       edit_window = MODEST_MSG_EDIT_WINDOW (window);
+                       data = modest_msg_edit_window_get_msg_data (edit_window);
+
+                       if (data) {
+                               gint parts_count;
+                               guint64 parts_size, available_size, expected_size;
+
+                               available_size = modest_utils_get_available_space (NULL);
+                               modest_msg_edit_window_get_parts_size (edit_window, &parts_count, &parts_size);
+                               expected_size = modest_tny_msg_estimate_size (data->plain_body,
+                                                                             data->html_body,
+                                                                             parts_count,
+                                                                             parts_size);
+                               modest_msg_edit_window_free_msg_data (edit_window, data);
+                               data = NULL;
+
+                               /* If there is not enough space
+                                  available for saving the message
+                                  then show an error and close the
+                                  window without saving */
+                               if (expected_size >= available_size) {
+                                       modest_platform_run_information_dialog (GTK_WINDOW (edit_window),
+                                                                               _("mail_in_ui_save_error"),
+                                                                               FALSE);
+                               } else {
+                                       if (!modest_ui_actions_on_save_to_drafts (NULL, MODEST_MSG_EDIT_WINDOW (window)))
+                                               return TRUE;
+                               }
+                       } else {
+                               g_warning ("Edit window without message data. This is probably a bug");
+                       }
                }
        }
 
@@ -685,10 +759,88 @@ modest_hildon2_window_mgr_set_modal (ModestWindowMgr *self,
        gtk_window_set_destroy_with_parent (window, TRUE);
 }
 
+static void
+on_account_removed (TnyAccountStore *acc_store, 
+                   TnyAccount *account,
+                   gpointer user_data)
+{
+       HildonWindowStack *stack;
+       ModestWindow *current_top;
+       gboolean has_accounts;
+
+       /* Ignore transport account removals */
+       if (TNY_IS_TRANSPORT_ACCOUNT (account))
+               return;
+
+       stack = hildon_window_stack_get_default ();
+       current_top = (ModestWindow *) hildon_window_stack_peek (stack);
+       has_accounts = modest_account_mgr_has_accounts (modest_runtime_get_account_mgr (), TRUE);
+
+       /* if we're showing the header view of the currently deleted
+          account, or the outbox and we deleted the last account,
+          then close the window */
+       if (current_top && MODEST_IS_HEADER_WINDOW (current_top)) {
+               ModestHeaderView *header_view;
+               TnyFolder *folder;
+               gboolean deleted = FALSE;
+
+               header_view = modest_header_window_get_header_view (MODEST_HEADER_WINDOW (current_top));
+               folder = modest_header_view_get_folder (header_view);
+               if (folder) {
+                       gboolean retval;
+
+                       /* Close if it's my account */
+                       if (!TNY_IS_MERGE_FOLDER (folder)) {
+                               TnyAccount *my_account;
+
+                               my_account = tny_folder_get_account (folder);
+                               if (my_account) {
+                                       if (my_account == account) {
+                                               g_signal_emit_by_name (G_OBJECT (current_top),
+                                                                      "delete-event",
+                                                                      NULL, &retval);
+                                               deleted = TRUE;
+                                       }
+                                       g_object_unref (my_account);
+                               }
+                       }
+
+                       /* Close if viewing outbox and no account left */
+                       if (tny_folder_get_folder_type (folder) == TNY_FOLDER_TYPE_OUTBOX) {
+                               if (!has_accounts) {
+                                       g_signal_emit_by_name (G_OBJECT (current_top),
+                                                              "delete-event",
+                                                              NULL, &retval);
+                                       deleted = TRUE;
+                               }
+                       }
+                       g_object_unref (folder);
+
+                       if (deleted) {
+                               current_top = (ModestWindow *) hildon_window_stack_peek (stack);
+                       }
+               }
+       }
+}
+
 static ModestWindow *
 modest_hildon2_window_mgr_show_initial_window (ModestWindowMgr *self)
 {
        ModestWindow *initial_window = NULL;
+       ModestHildon2WindowMgrPrivate *priv;
+
+       priv = MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE (self);
+
+       /* Connect to the account store "account-removed" signal". We
+          do this here because in the init the singletons are still
+          not initialized properly */
+       if (!g_signal_handler_is_connected (modest_runtime_get_account_store (),
+                                           priv->accounts_handler)) {
+               priv->accounts_handler = g_signal_connect (modest_runtime_get_account_store (),
+                                                          "account-removed",
+                                                          G_CALLBACK (on_account_removed),
+                                                          self);
+       }
 
        /* Return accounts window */
        initial_window = MODEST_WINDOW (modest_accounts_window_new ());