2007-06-14 Armin Burgmeier <armin@openismus.com>

[modest] / src / widgets / modest-window-mgr.c

diff --git a/src/widgets/modest-window-mgr.c b/src/widgets/modest-window-mgr.c
index 528fa33..3477b2d 100644 (file)
--- a/src/widgets/modest-window-mgr.c
+++ b/src/widgets/modest-window-mgr.c
@@ -30,6 +30,7 @@
 #include <string.h>
 #include "modest-window-mgr.h"
 #include "modest-runtime.h"
+#include "modest-tny-folder.h"
 #include "widgets/modest-main-window.h"
 #include "widgets/modest-msg-edit-window.h"
 #include "widgets/modest-msg-view-window.h"
@@ -57,6 +58,8 @@ struct _ModestWindowMgrPrivate {
        gboolean fullscreen_mode;
        gboolean show_toolbars;
        gboolean show_toolbars_fullscreen;
+       
+       GSList* windows_that_prevent_hibernation;
 };
 #define MODEST_WINDOW_MGR_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
                                                MODEST_TYPE_WINDOW_MGR, \
@@ -262,6 +265,10 @@ modest_window_mgr_unregister_window (ModestWindowMgr *self,
                return;
        }
 
+       /* If it's the main window unset it */
+       if (priv->main_window == window)
+               priv->main_window = NULL;
+
        /* Remove from list. Remove the reference to the window */
        g_object_unref (win->data);
        priv->window_list = g_list_remove_link (priv->window_list, win);
@@ -292,6 +299,7 @@ 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))
                return 0;
        else
@@ -299,23 +307,28 @@ compare_msguids (ModestWindow *win,
 }
 
 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 
@@ -419,3 +432,77 @@ modest_window_mgr_get_main_window (ModestWindowMgr *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);
+       }
+}