* Fixes NB#85964, do not crash when opening Drafts in memory full condition
[modest] / src / maemo / modest-account-view-window.c
index 4a14f06..6698fc3 100644 (file)
 #include <widgets/modest-account-view.h>
 
 #include <modest-runtime.h>
+#include "modest-platform.h"
 #include <modest-account-mgr-helpers.h>
 #include <string.h>
 #include "modest-tny-platform-factory.h"
-#include "maemo/easysetup/modest-easysetup-wizard.h"
-#include "maemo/modest-account-settings-dialog.h"
+#include "easysetup/modest-easysetup-wizard-dialog.h"
+#include "modest-account-settings-dialog.h"
+#include <modest-utils.h>
+#include "widgets/modest-ui-constants.h"
 
 /* 'private'/'protected' functions */
 static void                            modest_account_view_window_class_init   (ModestAccountViewWindowClass *klass);
@@ -59,6 +62,7 @@ struct _ModestAccountViewWindowPrivate {
        GtkWidget           *delete_button;
        GtkWidget           *close_button;
        ModestAccountView   *account_view;
+       guint acc_removed_handler;
 };
 #define MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
                                                         MODEST_TYPE_ACCOUNT_VIEW_WINDOW, \
@@ -103,19 +107,22 @@ modest_account_view_window_class_init (ModestAccountViewWindowClass *klass)
        gobject_class->finalize = modest_account_view_window_finalize;
 
        g_type_class_add_private (gobject_class, sizeof(ModestAccountViewWindowPrivate));
-
-       /* signal definitions go here, e.g.: */
-/*     signals[MY_SIGNAL_1] = */
-/*             g_signal_new ("my_signal_1",....); */
-/*     signals[MY_SIGNAL_2] = */
-/*             g_signal_new ("my_signal_2",....); */
-/*     etc. */
 }
 
 static void
-modest_account_view_window_finalize (GObject *obj)
+modest_account_view_window_finalize (GObject *self)
 {
-       G_OBJECT_CLASS(parent_class)->finalize (obj);
+       ModestAccountViewWindowPrivate *priv;
+       ModestAccountMgr *mgr;
+       
+       priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE (self);
+       mgr = modest_runtime_get_account_mgr ();
+
+       if (g_signal_handler_is_connected (mgr, priv->acc_removed_handler))
+               g_signal_handler_disconnect (mgr, priv->acc_removed_handler);
+       priv->acc_removed_handler = 0;
+
+       G_OBJECT_CLASS(parent_class)->finalize (self);
 }
 
 
@@ -126,23 +133,99 @@ on_selection_changed (GtkTreeSelection *sel, ModestAccountViewWindow *self)
        GtkTreeModel                   *model;
        GtkTreeIter                     iter;
        gboolean                        has_selection;
-       gchar                          *account_name;
-       gchar                          *default_account_name;
        
        priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(self);
 
        has_selection =
                gtk_tree_selection_get_selected (sel, &model, &iter);
 
+       /* Set the status of the buttons */
        gtk_widget_set_sensitive (priv->edit_button, has_selection);
-       gtk_widget_set_sensitive (priv->delete_button, has_selection);  
+       gtk_widget_set_sensitive (priv->delete_button, has_selection);
+}
 
-       account_name = modest_account_view_get_selected_account (priv->account_view);
-       default_account_name = modest_account_mgr_get_default_account(
-               modest_runtime_get_account_mgr());
+/** Check whether any connections are active, and cancel them if 
+ * the user wishes.
+ * Returns TRUE is there was no problem, 
+ * or if an operation was cancelled so we can continue.
+ * Returns FALSE if the user chose to cancel his request instead.
+ */
+static gboolean
+check_for_active_account (ModestAccountViewWindow *self, const gchar* account_name)
+{
+       ModestTnySendQueue *send_queue;
+       ModestTnyAccountStore *acc_store;
+       ModestMailOperationQueue* queue;
+       TnyConnectionStatus store_conn_status;
+       TnyAccount *store_account = NULL, *transport_account = NULL;
+       gboolean retval = TRUE, sending = FALSE;
+
+       acc_store = modest_runtime_get_account_store ();
+       queue = modest_runtime_get_mail_operation_queue ();
+
+       store_account = 
+               modest_tny_account_store_get_server_account (acc_store,
+                                                            account_name,
+                                                            TNY_ACCOUNT_TYPE_STORE);
+
+       /* This could happen if the account was deleted before the
+          call to this function */
+       if (!store_account)
+               return FALSE;
+
+       transport_account = 
+               modest_tny_account_store_get_server_account (acc_store,
+                                                            account_name,
+                                                            TNY_ACCOUNT_TYPE_TRANSPORT);
+
+       /* This could happen if the account was deleted before the
+          call to this function */
+       if (!transport_account) {
+               g_object_unref (store_account);
+               return FALSE;
+       }
 
-       g_free (account_name);
-       g_free (default_account_name);
+       /* If the transport account was not used yet, then the send
+          queue could not exist (it's created on demand) */
+       send_queue = modest_runtime_get_send_queue (TNY_TRANSPORT_ACCOUNT (transport_account), FALSE);
+       if (TNY_IS_SEND_QUEUE (send_queue))
+               sending = modest_tny_send_queue_sending_in_progress (send_queue);
+
+       store_conn_status = tny_account_get_connection_status (store_account);
+       if (store_conn_status == TNY_CONNECTION_STATUS_CONNECTED || sending) {
+               gint response;
+
+               response = modest_platform_run_confirmation_dialog (GTK_WINDOW (self), 
+                                                               _("emev_nc_disconnect_account"));
+               if (response == GTK_RESPONSE_OK) {
+                       retval = TRUE;
+               } else {
+                       retval = FALSE;
+               }
+       }
+
+       if (retval) {
+
+               /* FIXME: We should only cancel those of this account */
+               modest_mail_operation_queue_cancel_all (queue);
+
+               /* Also disconnect the account */
+               if ((tny_account_get_connection_status (store_account) != TNY_CONNECTION_STATUS_DISCONNECTED) &&
+                   (tny_account_get_connection_status (store_account) != TNY_CONNECTION_STATUS_DISCONNECTED_BROKEN)) {
+                       tny_camel_account_set_online (TNY_CAMEL_ACCOUNT (store_account),
+                                                     FALSE, NULL, NULL);
+               }
+               if (sending) {
+                       tny_camel_account_set_online (TNY_CAMEL_ACCOUNT (transport_account),
+                                                     FALSE, NULL, NULL);
+               }
+       }
+               
+       /* Frees */
+       g_object_unref (store_account);
+       g_object_unref (transport_account);
+       
+       return retval;
 }
 
 static void
@@ -150,77 +233,160 @@ on_delete_button_clicked (GtkWidget *button, ModestAccountViewWindow *self)
 {
        ModestAccountViewWindowPrivate *priv;
        ModestAccountMgr *account_mgr;
-       gchar *account_name;
+       gchar *account_title = NULL, *account_name = NULL;
        
        priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(self);
 
        account_mgr = modest_runtime_get_account_mgr(); 
        account_name = modest_account_view_get_selected_account (priv->account_view);
+       if(!account_name)
+               return;
 
-       if (account_name) {
-               gboolean removed;
-               GtkWidget *dialog;
-               gchar *txt;
-
-               dialog = gtk_dialog_new_with_buttons (_("Confirmation dialog"),
-                                                     GTK_WINDOW (self),
-                                                     GTK_DIALOG_MODAL,
-                                                     GTK_STOCK_CANCEL,
-                                                     GTK_RESPONSE_REJECT,
-                                                     GTK_STOCK_OK,
-                                                     GTK_RESPONSE_ACCEPT,
-                                                     NULL);
-               txt = g_strdup_printf (_("Do you really want to delete the account %s?"), account_name);
-               gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), 
-                                   gtk_label_new (txt), FALSE, FALSE, 0);
-               gtk_widget_show_all (GTK_WIDGET(GTK_DIALOG(dialog)->vbox));
+       account_title = modest_account_mgr_get_display_name(account_mgr, account_name);
+       /* This could happen if the account is being deleted */
+       if (!account_title)
+               return;
+       
+       if (check_for_active_account (self, account_name)) {
+               /* The warning text depends on the account type: */
+               gchar *txt = NULL;      
+               gint response;
+               
+               if (modest_account_mgr_get_store_protocol (account_mgr, account_name) 
+                   == MODEST_PROTOCOL_STORE_POP) {
+                               txt = g_strdup_printf (_("emev_nc_delete_mailbox"), 
+                                                      account_title);
+               } else {
+                       txt = g_strdup_printf (_("emev_nc_delete_mailboximap"), 
+                                              account_title);
+               }
+               
+               response = modest_platform_run_confirmation_dialog (GTK_WINDOW (self), txt);
                g_free (txt);
+               txt = NULL;
+               
+               if (response == GTK_RESPONSE_OK) {
+                       /* Remove account. If it succeeds then it also removes
+                          the account from the ModestAccountView: */                             
+                       gboolean is_default = FALSE;
+                       gchar *default_account_name = modest_account_mgr_get_default_account (account_mgr);
+                       if (default_account_name && (strcmp (default_account_name, account_name) == 0))
+                               is_default = TRUE;
+                       g_free (default_account_name);
+                       
+                               gboolean removed = modest_account_mgr_remove_account (account_mgr, account_name);
+                               if (!removed) {
+                                       g_warning ("%s: modest_account_mgr_remove_account() failed.\n", __FUNCTION__);
+                               }
 
-               if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT) {
-                       /* Remove account. If succeeded it removes also 
-                          the account from the ModestAccountView */
-                       removed = modest_account_mgr_remove_account (account_mgr,
-                                                                    account_name,
-                                                                    FALSE);                                             
-                       if (removed) {
-                               /* Show confirmation dialog ??? */
-                       } else {
-                               /* Show error dialog ??? */
-                       }
                }
-               gtk_widget_destroy (dialog);
-               g_free (account_name);
-       }
+               g_free (account_title);
+       }               
+       g_free (account_name);
+}
+
+static void
+on_account_settings_dialog_response (GtkDialog *dialog,
+                                    gint response,
+                                    gpointer user_data)
+{
+       TnyAccount *store_account = NULL;
+       gchar* account_name = NULL;
+       ModestAccountViewWindowPrivate *priv = NULL;
+
+       priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE (user_data);
+       account_name = modest_account_view_get_selected_account (priv->account_view);
+       store_account = modest_tny_account_store_get_server_account (modest_runtime_get_account_store (),
+                                                                    account_name,
+                                                                    TNY_ACCOUNT_TYPE_STORE);
+       
+       /* Reconnect the store account, no need to reconnect the
+          transport account because it will connect when needed */
+       if (tny_account_get_connection_status (store_account) == 
+           TNY_CONNECTION_STATUS_DISCONNECTED)
+               tny_camel_account_set_online (TNY_CAMEL_ACCOUNT (store_account),
+                                             TRUE, NULL, NULL);
+
+       /* Disconnect this handler */
+       g_signal_handlers_disconnect_by_func (dialog, on_account_settings_dialog_response, user_data);
+
+       /* Free */
+       g_free (account_name);
 }
 
 static void
 on_edit_button_clicked (GtkWidget *button, ModestAccountViewWindow *self)
 {
-       ModestAccountViewWindowPrivate *priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(self);
+       ModestAccountViewWindowPrivate *priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE (self);
        
        gchar* account_name = modest_account_view_get_selected_account (priv->account_view);
        if (!account_name)
                return;
                
-       /* Show the Account Settings window: */
-       ModestAccountSettingsDialog *dialog = modest_account_settings_dialog_new ();
-       modest_account_settings_dialog_set_account_name (dialog, account_name);
-       
-       gtk_window_set_transient_for (GTK_WINDOW (dialog), GTK_WINDOW (self));
-       gtk_dialog_run (GTK_DIALOG (dialog));
-       gtk_widget_destroy (GTK_WIDGET (dialog));
+       /* Check whether any connections are active, and cancel them if 
+        * the user wishes.
+        */
+       if (check_for_active_account (self, account_name)) {
+               GtkWidget *dialog = modest_tny_account_store_show_account_settings_dialog (modest_runtime_get_account_store (), account_name);
+               
+               /* When the dialog is closed, reconnect */
+               g_signal_connect (dialog, "response", 
+                                 G_CALLBACK (on_account_settings_dialog_response), 
+                                 self);
+       }
        
        g_free (account_name);
 }
 
 static void
+on_wizard_response (GtkDialog *dialog, 
+                   gint response, 
+                   gpointer user_data)
+{      
+       /* The response has already been handled by the wizard dialog itself,
+        * creating the new account.
+        */      
+       if (dialog)
+               gtk_widget_destroy (GTK_WIDGET (dialog));
+
+       /* Re-focus the account list view widget */
+       if (MODEST_IS_ACCOUNT_VIEW_WINDOW (user_data)) {
+               ModestAccountViewWindowPrivate *priv;
+               priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE (user_data);
+               gtk_widget_grab_focus (GTK_WIDGET (priv->account_view));
+       }
+}
+
+static void
 on_new_button_clicked (GtkWidget *button, ModestAccountViewWindow *self)
 {
-       /* Show the easy-setup wizard: */
-       ModestEasysetupWizardDialog *wizard = modest_easysetup_wizard_dialog_new ();
+       GtkDialog *wizard;
+       GtkWindow *dialog;
+
+       /* Show the easy-setup wizard: */       
+       dialog = modest_window_mgr_get_modal (modest_runtime_get_window_mgr());
+       if (dialog && MODEST_IS_EASYSETUP_WIZARD_DIALOG(dialog)) {
+               /* old wizard is active already; 
+                */
+               gtk_window_present (dialog);
+               return;
+       }
+       
+       /* there is no such wizard yet */
+       wizard = GTK_DIALOG (modest_easysetup_wizard_dialog_new ());
+       modest_window_mgr_set_modal (modest_runtime_get_window_mgr(), 
+                                    GTK_WINDOW (wizard));
+
+       /* if there is already another modal dialog, make it non-modal */
+       if (dialog)
+               gtk_window_set_modal (GTK_WINDOW(dialog), FALSE);
+       
+       gtk_window_set_modal (GTK_WINDOW (wizard), TRUE);
        gtk_window_set_transient_for (GTK_WINDOW (wizard), GTK_WINDOW (self));
-       gtk_dialog_run (GTK_DIALOG (wizard));
-       gtk_widget_destroy (GTK_WIDGET (wizard));
+       /* Destroy the dialog when it is closed: */
+       g_signal_connect (G_OBJECT (wizard), "response", G_CALLBACK
+                         (on_wizard_response), self);
+       gtk_widget_show (GTK_WIDGET (wizard));
 }
 
 
@@ -232,8 +398,6 @@ on_close_button_clicked (GtkWidget *button, gpointer user_data)
        gtk_dialog_response (GTK_DIALOG (self), GTK_RESPONSE_OK);
 }
 
-
-
 static GtkWidget*
 button_box_new (ModestAccountViewWindow *self)
 {
@@ -261,20 +425,26 @@ button_box_new (ModestAccountViewWindow *self)
        g_signal_connect (G_OBJECT(priv->close_button), "clicked",
                          G_CALLBACK(on_close_button_clicked),
                          self);
-       
+
        gtk_box_pack_start (GTK_BOX(button_box), priv->new_button, FALSE, FALSE,2);
        gtk_box_pack_start (GTK_BOX(button_box), priv->edit_button, FALSE, FALSE,2);
        gtk_box_pack_start (GTK_BOX(button_box), priv->delete_button, FALSE, FALSE,2);
        gtk_box_pack_start (GTK_BOX(button_box), priv->close_button, FALSE, FALSE,2);
 
-       gtk_widget_set_sensitive (priv->edit_button, FALSE);
-       gtk_widget_set_sensitive (priv->delete_button, FALSE);  
+       /* Should has been created by window_vbox_new */
+       if (priv->account_view) {
+               GtkTreeSelection *sel;
+               sel = gtk_tree_view_get_selection (GTK_TREE_VIEW(priv->account_view));
+               if (gtk_tree_selection_count_selected_rows (sel) == 0) {
+                       gtk_widget_set_sensitive (priv->edit_button, FALSE);
+                       gtk_widget_set_sensitive (priv->delete_button, FALSE);  
+               }
+       }
 
        gtk_widget_show_all (button_box);
        return button_box;
 }
 
-
 static GtkWidget*
 window_vbox_new (ModestAccountViewWindow *self)
 {
@@ -284,7 +454,10 @@ window_vbox_new (ModestAccountViewWindow *self)
        GtkWidget *main_hbox     = gtk_hbox_new (FALSE, 6);
        
        priv->account_view = modest_account_view_new (modest_runtime_get_account_mgr());
-       gtk_widget_set_size_request (GTK_WIDGET(priv->account_view), 300, 400);
+
+       /* Only force the height, the width of the widget will depend
+          on the size of the column titles */
+       gtk_widget_set_size_request (GTK_WIDGET(priv->account_view), -1, 400);
        gtk_widget_show (GTK_WIDGET (priv->account_view));
 
        GtkTreeSelection *sel = gtk_tree_view_get_selection (GTK_TREE_VIEW(priv->account_view));
@@ -292,6 +465,9 @@ window_vbox_new (ModestAccountViewWindow *self)
                          self);
                          
        GtkWidget *scrolled_window = gtk_scrolled_window_new (NULL, NULL);
+       gtk_container_set_border_width (GTK_CONTAINER (scrolled_window), MODEST_MARGIN_DEFAULT);
+       gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window), GTK_POLICY_NEVER, 
+               GTK_POLICY_AUTOMATIC);
        gtk_container_add (GTK_CONTAINER (scrolled_window), GTK_WIDGET (priv->account_view));
        gtk_widget_show (GTK_WIDGET (scrolled_window));
        
@@ -306,23 +482,53 @@ window_vbox_new (ModestAccountViewWindow *self)
 
 
 static void
-modest_account_view_window_init (ModestAccountViewWindow *obj)
+modest_account_view_window_init (ModestAccountViewWindow *self)
 {
-/*
-       ModestAccountViewWindowPrivate *priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(obj);
-*/             
-       gtk_box_pack_start (GTK_BOX((GTK_DIALOG (obj)->vbox)), GTK_WIDGET (window_vbox_new (obj)), 
-               TRUE, TRUE, 2);
-       
-       gtk_box_pack_start (GTK_BOX((GTK_DIALOG (obj)->action_area)), GTK_WIDGET (button_box_new (obj)), 
-               TRUE, TRUE, 2);
+       ModestAccountViewWindowPrivate *priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(self);
+
+       priv->acc_removed_handler = 0;
 }
 
+static void
+on_account_removed (ModestAccountMgr *acc_mgr, 
+                   const gchar *account,
+                   gpointer user_data)
+{
+       ModestAccountViewWindowPrivate *priv;
+
+       /* If there is no account left then close the window */
+       if (!modest_account_mgr_has_accounts (acc_mgr, TRUE)) {
+               gboolean ret_value;
+               g_signal_emit_by_name (G_OBJECT (user_data), "delete-event", NULL, &ret_value);
+       } else {                
+               /* Re-focus the account list view widget */
+               priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE (user_data);
+               gtk_widget_grab_focus (GTK_WIDGET (priv->account_view));
+       }
+}
 
 GtkWidget*
 modest_account_view_window_new (void)
 {
-       GObject *obj = g_object_new(MODEST_TYPE_ACCOUNT_VIEW_WINDOW, NULL);
+       GObject *self = g_object_new(MODEST_TYPE_ACCOUNT_VIEW_WINDOW, NULL);
+       ModestAccountViewWindowPrivate *priv;
+       ModestAccountMgr *account_mgr = modest_runtime_get_account_mgr ();
+
+       /* Add widgets */
+       gtk_box_pack_start (GTK_BOX((GTK_DIALOG (self)->vbox)), 
+                           window_vbox_new (MODEST_ACCOUNT_VIEW_WINDOW (self)), 
+                           TRUE, TRUE, 2);
+       
+       gtk_box_pack_start (GTK_BOX((GTK_DIALOG (self)->action_area)), 
+                           button_box_new (MODEST_ACCOUNT_VIEW_WINDOW (self)), 
+                           TRUE, TRUE, 2);
+
+       gtk_window_set_title (GTK_WINDOW (self), _("mcen_ti_emailsetup_accounts"));
+
+       /* Connect signals */
+       priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(self);
+       priv->acc_removed_handler = g_signal_connect (G_OBJECT(account_mgr), "account_removed",
+                                                     G_CALLBACK (on_account_removed), self);
        
-       return GTK_WIDGET(obj);
+       return GTK_WIDGET (self);
 }