* Added an attribute sent to the msg edit window that specifies that the mail has...
[modest] / src / widgets / modest-window-mgr.c
index 8ebfe55..9d10d8b 100644 (file)
 
 #include <string.h>
 #include "modest-window-mgr.h"
+#include "modest-runtime.h"
+#include "modest-tny-folder.h"
+#include "modest-ui-actions.h"
+#include "modest-platform.h"
 #include "widgets/modest-main-window.h"
 #include "widgets/modest-msg-edit-window.h"
 #include "widgets/modest-msg-view-window.h"
@@ -51,8 +55,14 @@ enum {
 
 typedef struct _ModestWindowMgrPrivate ModestWindowMgrPrivate;
 struct _ModestWindowMgrPrivate {
-       GList *window_list;
-       gboolean fullscreen_mode;
+       GList        *window_list;
+       ModestWindow *main_window;
+       gboolean     fullscreen_mode;
+       gboolean     show_toolbars;
+       gboolean     show_toolbars_fullscreen;
+       
+       GSList       *windows_that_prevent_hibernation;
+       GHashTable   *destroy_handlers;
 };
 #define MODEST_WINDOW_MGR_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
                                                MODEST_TYPE_WINDOW_MGR, \
@@ -102,10 +112,18 @@ modest_window_mgr_class_init (ModestWindowMgrClass *klass)
 static void
 modest_window_mgr_init (ModestWindowMgr *obj)
 {
-       ModestWindowMgrPrivate *priv = MODEST_WINDOW_MGR_GET_PRIVATE(obj);
+       ModestWindowMgrPrivate *priv;
 
+       priv = MODEST_WINDOW_MGR_GET_PRIVATE(obj);
        priv->window_list = NULL;
+       priv->main_window = NULL;
        priv->fullscreen_mode = FALSE;
+
+       /* Could not initialize it from gconf, singletons are not
+          ready yet */
+       priv->show_toolbars = FALSE;
+       priv->show_toolbars_fullscreen = FALSE;
+       priv->destroy_handlers = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, g_free);
 }
 
 static void
@@ -125,6 +143,15 @@ modest_window_mgr_finalize (GObject *obj)
                priv->window_list = NULL;
        }
 
+       /* Free the hash table with the handlers */
+       if (priv->destroy_handlers) {
+               g_hash_table_destroy (priv->destroy_handlers);
+               priv->destroy_handlers = NULL;
+       }
+
+       /* Do not unref priv->main_window because it does not hold a
+          new reference */
+
        G_OBJECT_CLASS(parent_class)->finalize (obj);
 }
 
@@ -138,8 +165,11 @@ void
 modest_window_mgr_register_window (ModestWindowMgr *self, 
                                   ModestWindow *window)
 {
+       static gboolean first_time = TRUE;
        GList *win;
+       gboolean show;
        ModestWindowMgrPrivate *priv;
+       gint *handler_id;
 
        g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
        g_return_if_fail (MODEST_IS_WINDOW (window));
@@ -152,16 +182,45 @@ modest_window_mgr_register_window (ModestWindowMgr *self,
                return;
        }
 
+       /* Check that it's not a second main window */
+       if (MODEST_IS_MAIN_WINDOW (window)) {
+               if (priv->main_window) {
+                       g_warning ("Trying to register a second main window");
+                       return;
+               } else {
+                       priv->main_window = window;
+               }
+       }
+
        /* Add to list. Keep a reference to the window */
        g_object_ref (window);
        priv->window_list = g_list_prepend (priv->window_list, window);
 
        /* Listen to object destruction */
-       g_signal_connect (window, "destroy", G_CALLBACK (on_window_destroy), self);
+       handler_id = g_malloc0 (sizeof (gint));
+       *handler_id = g_signal_connect (window, "destroy", G_CALLBACK (on_window_destroy), self);
+       g_hash_table_insert (priv->destroy_handlers, window, handler_id);
 
        /* Put into fullscreen if needed */
        if (priv->fullscreen_mode)
                gtk_window_fullscreen (GTK_WINDOW (window));
+
+       /* Fill caches */
+       if (first_time) {
+               ModestConf *conf = modest_runtime_get_conf ();
+               priv->show_toolbars = 
+                       modest_conf_get_bool (conf, MODEST_CONF_SHOW_TOOLBAR, NULL);
+               priv->show_toolbars_fullscreen = 
+                       modest_conf_get_bool (conf, MODEST_CONF_SHOW_TOOLBAR_FULLSCREEN, NULL);
+               first_time = FALSE;
+       }
+
+       /* Show/hide toolbar */
+       if (priv->fullscreen_mode)
+               show = priv->show_toolbars_fullscreen;
+       else
+               show = priv->show_toolbars;
+       modest_window_show_toolbar (window, show);
 }
 
 static void
@@ -192,8 +251,18 @@ on_window_destroy (ModestWindow *window, ModestWindowMgr *self)
                }
        } else {
                if (MODEST_IS_MSG_EDIT_WINDOW (window)) {
-                       /* TODO: Save currently edited message to Drafts
-                          folder */
+                       gboolean sent;
+
+                       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))) {
+                               gint response = 
+                                       modest_platform_run_confirmation_dialog (GTK_WINDOW (self), 
+                                                                                _("mcen_nc_no_email_message_modified_save_changes"));
+                               if (response != GTK_RESPONSE_CANCEL) {
+                                       modest_ui_actions_on_save_to_drafts (NULL, MODEST_MSG_EDIT_WINDOW (window));
+                               }
+                       }
                }
        }
 
@@ -207,6 +276,7 @@ modest_window_mgr_unregister_window (ModestWindowMgr *self,
 {
        GList *win;
        ModestWindowMgrPrivate *priv;
+       gint *tmp, handler_id;
 
        g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
        g_return_if_fail (MODEST_IS_WINDOW (window));
@@ -219,13 +289,39 @@ modest_window_mgr_unregister_window (ModestWindowMgr *self,
                return;
        }
 
-       /* Remove from list. Remove the reference to the window */
-       g_object_unref (win->data);
+       /* If it's the main window unset it */
+       if (priv->main_window == window)
+               priv->main_window = NULL;
+
+       /* Save state */
+       modest_window_save_state (window);
+
+       /* Remove from list & hash table */
        priv->window_list = g_list_remove_link (priv->window_list, win);
+       tmp = g_hash_table_lookup (priv->destroy_handlers, window);
+       handler_id = *tmp;
+       g_hash_table_remove (priv->destroy_handlers, window);
+
+       /* Remove the reference to the window. We need to block the
+          destroy event handler to avoid recursive calls */
+       g_signal_handler_block (window, handler_id);
+       gtk_widget_destroy (win->data);
+       if (G_IS_OBJECT (window))
+               g_signal_handler_unblock (window, handler_id);
 
        /* If there are no more windows registered then exit program */
-       if (priv->window_list == NULL)
+       if (priv->window_list == NULL) {
+               ModestConf *conf = modest_runtime_get_conf ();
+
+               /* Save show toolbar status */
+               modest_conf_set_bool (conf, MODEST_CONF_SHOW_TOOLBAR_FULLSCREEN, 
+                                     priv->show_toolbars_fullscreen, NULL);
+               modest_conf_set_bool (conf, MODEST_CONF_SHOW_TOOLBAR, 
+                                     priv->show_toolbars, NULL);
+
+               /* Quit main loop */
                gtk_main_quit ();
+       }
 }
 
 static gint
@@ -239,30 +335,36 @@ compare_msguids (ModestWindow *win,
 
        /* Get message uid from msg window */
        msg_uid = modest_msg_view_window_get_message_uid (MODEST_MSG_VIEW_WINDOW (win));
-       if (msg_uid && !strcmp (msg_uid, uid))
+
+       if (msg_uid && uid &&!strcmp (msg_uid, uid))
                return 0;
        else
                return 1;
 }
 
 ModestWindow*  
-modest_window_mgr_find_window_by_msguid (ModestWindowMgr *self, 
-                                        const gchar *msguid)
+modest_window_mgr_find_window_by_header (ModestWindowMgr *self, 
+                                        TnyHeader *header)
 {
        ModestWindowMgrPrivate *priv;
        GList *win = NULL;
+       gchar *msg_uid;
 
        g_return_val_if_fail (MODEST_IS_WINDOW_MGR (self), NULL);
-       g_return_val_if_fail (msguid != NULL, NULL);
+       g_return_val_if_fail (TNY_IS_HEADER (header), NULL);
 
        priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
+       msg_uid = modest_tny_folder_get_header_unique_id (header);
 
        /* Look for the window */
        if (priv->window_list)
                win = g_list_find_custom (priv->window_list, 
-                                         msguid, 
+                                         msg_uid, 
                                          (GCompareFunc) compare_msguids);
+       /* Free */
+       g_free (msg_uid);
 
+       /* Return the window */
        if (win)
                return win->data;
        else 
@@ -289,10 +391,154 @@ modest_window_mgr_set_fullscreen_mode (ModestWindowMgr *self,
        /* Update windows */
        win = priv->window_list;
        while (win) {
-               if (on)
+               if (on) {
                        gtk_window_fullscreen (GTK_WINDOW (win->data));
-               else
+                       modest_window_show_toolbar (MODEST_WINDOW (win->data), 
+                                                   priv->show_toolbars_fullscreen);
+               } else {
                        gtk_window_unfullscreen (GTK_WINDOW (win->data));
+                       modest_window_show_toolbar (MODEST_WINDOW (win->data), 
+                                                   priv->show_toolbars);
+               }
+               win = g_list_next (win);
+       }
+}
+
+gboolean
+modest_window_mgr_get_fullscreen_mode (ModestWindowMgr *self)
+{
+       ModestWindowMgrPrivate *priv;
+
+       g_return_val_if_fail (MODEST_IS_WINDOW_MGR (self), FALSE);
+
+       priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
+
+       return priv->fullscreen_mode;
+}
+
+void 
+modest_window_mgr_show_toolbars (ModestWindowMgr *self,
+                                gboolean show_toolbars,
+                                gboolean fullscreen)
+{
+       ModestWindowMgrPrivate *priv;
+
+       g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
+
+       priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
+
+       /* If nothing changes then return. Otherwise cache it, do not
+          save to GConf for the moment, it will be done when all
+          windows become unregistered in order to avoid unnecessary
+          ModestConf calls */
+       if (fullscreen) {
+               if (priv->show_toolbars_fullscreen == show_toolbars)
+                       return;
+               else
+                       priv->show_toolbars_fullscreen = show_toolbars;
+       } else {
+               if (priv->show_toolbars == show_toolbars)
+                       return;
+               else
+                       priv->show_toolbars = show_toolbars;
+       }
+
+       /* Apply now if the view mode is the right one */
+       if ((fullscreen && priv->fullscreen_mode) ||
+           (!fullscreen && !priv->fullscreen_mode)) {
+
+               GList *win = priv->window_list;
+
+               while (win) {
+                       modest_window_show_toolbar (MODEST_WINDOW (win->data),
+                                                   show_toolbars);
+                       win = g_list_next (win);
+               }
+       }
+}
+
+ModestWindow*  
+modest_window_mgr_get_main_window (ModestWindowMgr *self)
+{
+       ModestWindowMgrPrivate *priv;
+
+       g_return_val_if_fail (MODEST_IS_WINDOW_MGR (self), NULL);
+
+       priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
+
+       return priv->main_window;
+}
+
+static void
+on_nonhibernating_window_hide(GtkWidget *widget, gpointer user_data)
+{
+       ModestWindowMgr *self = MODEST_WINDOW_MGR (user_data);
+       ModestWindowMgrPrivate *priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
+       
+       /* Forget this window,
+        * so hibernation will be allowed again if no windows are remembered: */
+       priv->windows_that_prevent_hibernation =
+               g_slist_remove (priv->windows_that_prevent_hibernation, GTK_WINDOW(widget));
+}
+
+static void
+on_nonhibernating_window_show(GtkWidget *widget, gpointer user_data)
+{
+       ModestWindowMgr *self = MODEST_WINDOW_MGR (user_data);
+       ModestWindowMgrPrivate *priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
+       
+       GtkWindow *window = GTK_WINDOW (widget);
+       
+       priv->windows_that_prevent_hibernation = 
+                       g_slist_append (priv->windows_that_prevent_hibernation, window);
+       
+       /* Allow hibernation again when the window has been hidden: */
+       g_signal_connect (window, "hide", 
+               G_CALLBACK (on_nonhibernating_window_hide), self);
+}
+
+void modest_window_mgr_prevent_hibernation_while_window_is_shown (ModestWindowMgr *self,
+                                                                 GtkWindow *window)
+{
+       g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
+       
+       if (GTK_WIDGET_VISIBLE(window)) {
+               on_nonhibernating_window_show (GTK_WIDGET (window), self);
+       } else {
+               /* Wait for it to be shown: */
+               g_signal_connect (window, "show", 
+                       G_CALLBACK (on_nonhibernating_window_show), self);      
+       }
+}
+
+gboolean modest_window_mgr_get_hibernation_is_prevented (ModestWindowMgr *self)
+{
+       g_return_val_if_fail (MODEST_IS_WINDOW_MGR (self), FALSE);
+       
+       ModestWindowMgrPrivate *priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
+       
+       /* Prevent hibernation if any open windows are currently 
+        * preventing hibernation: */
+       return (g_slist_length (priv->windows_that_prevent_hibernation) > 0);
+}
+
+
+void modest_window_mgr_save_state_for_all_windows (ModestWindowMgr *self)
+{
+       g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
+       
+       ModestWindowMgrPrivate *priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
+
+       /* Iterate over all windows */
+       GList *win = priv->window_list;
+       while (win) {
+               ModestWindow *window = MODEST_WINDOW (win->data);
+               if (window) {
+                       /* This calls the vfunc, 
+                        * so each window can do its own thing: */
+                       modest_window_save_state (window);
+               }       
+               
                win = g_list_next (win);
        }
 }