X-Git-Url: http://git.maemo.org/git/?p=modest;a=blobdiff_plain;f=src%2Fwidgets%2Fmodest-window-mgr.c;h=d7adb5ac87d362c626f552fa3f92e9404dafed92;hp=1e4067691d627d440f4db4d370c62bb75d5e7de9;hb=06e1cfff284e0df5f036b202680587fb5110e1be;hpb=7b9c42bc690092373ab9e35d4848fc85635dd100

diff --git a/src/widgets/modest-window-mgr.c b/src/widgets/modest-window-mgr.c
index 1e40676..d7adb5a 100644
--- a/src/widgets/modest-window-mgr.c
+++ b/src/widgets/modest-window-mgr.c
@@ -27,13 +27,28 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+#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"
 /* include other impl specific header files */
 
 /* 'private'/'protected' functions */
 static void modest_window_mgr_class_init (ModestWindowMgrClass *klass);
 static void modest_window_mgr_init       (ModestWindowMgr *obj);
 static void modest_window_mgr_finalize   (GObject *obj);
+
+/* static void on_window_destroy            (ModestWindow *window,  */
+/* 					  ModestWindowMgr *self); */
+static gboolean on_window_destroy            (ModestWindow *window,
+					      GdkEvent *event,
+					      ModestWindowMgr *self);
+
 /* list my signals  */
 enum {
 	/* MY_SIGNAL_1, */
@@ -43,7 +58,16 @@ enum {
 
 typedef struct _ModestWindowMgrPrivate ModestWindowMgrPrivate;
 struct _ModestWindowMgrPrivate {
-	GList *window_list;
+	GList        *window_list;
+	ModestWindow *main_window;
+	gboolean     fullscreen_mode;
+	gboolean     show_toolbars;
+	gboolean     show_toolbars_fullscreen;
+	
+	GSList       *windows_that_prevent_hibernation;
+	GSList       *preregistered_uids;
+	GHashTable   *destroy_handlers;
+	GHashTable   *viewer_handlers;
 };
 #define MODEST_WINDOW_MGR_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
                                                MODEST_TYPE_WINDOW_MGR, \
@@ -93,9 +117,21 @@ 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;
+
+	priv->preregistered_uids = NULL;
+
+	/* 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);	
+	priv->viewer_handlers = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, g_free);
 }
 
 static void
@@ -115,6 +151,24 @@ modest_window_mgr_finalize (GObject *obj)
 		priv->window_list = NULL;
 	}
 
+	g_slist_foreach (priv->preregistered_uids, (GFunc)g_free, NULL);
+	g_slist_free (priv->preregistered_uids);
+
+	
+	/* Free the hash table with the handlers */
+	if (priv->destroy_handlers) {
+		g_hash_table_destroy (priv->destroy_handlers);
+		priv->destroy_handlers = NULL;
+	}
+
+	if (priv->viewer_handlers) {
+		g_hash_table_destroy (priv->viewer_handlers);
+		priv->viewer_handlers = NULL;
+	}
+
+	/* Do not unref priv->main_window because it does not hold a
+	   new reference */
+
 	G_OBJECT_CLASS(parent_class)->finalize (obj);
 }
 
@@ -124,12 +178,159 @@ modest_window_mgr_new (void)
 	return MODEST_WINDOW_MGR(g_object_new(MODEST_TYPE_WINDOW_MGR, NULL));
 }
 
+
+
+
+/* do we have uid? */
+static gboolean
+has_uid (GSList *list, const gchar *uid)
+{
+	GSList *cursor = list;
+
+	if (!uid)
+		return FALSE;
+	
+	while (cursor) {
+		if (cursor->data && strcmp (cursor->data, uid) == 0)
+			return TRUE;
+		cursor = g_slist_next (cursor);
+	}
+	return FALSE;
+}
+
+
+/* remove all from the list have have uid = uid */
+static GSList*
+remove_uid (GSList *list, const gchar *uid)
+{
+	GSList *cursor = list, *start = list;
+	
+	if (!uid)
+		return FALSE;
+	
+	while (cursor) {
+		GSList *next = g_slist_next (cursor);
+		if (cursor->data && strcmp (cursor->data, uid) == 0) {
+			g_free (cursor->data);
+			start = g_slist_delete_link (start, cursor);
+		}
+		cursor = next;
+	}
+	return start;
+}
+
+
+static GSList *
+append_uid (GSList *list, const gchar *uid)
+{
+	return g_slist_append (list, g_strdup(uid));
+}
+
+
+
+void 
+modest_window_mgr_register_header (ModestWindowMgr *self,  TnyHeader *header)
+{
+	ModestWindowMgrPrivate *priv;
+	gchar* uid;
+	
+	g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
+	g_return_if_fail (TNY_IS_HEADER(header));
+		
+	priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
+	uid = modest_tny_folder_get_header_unique_id (header);
+	
+	if (!has_uid (priv->preregistered_uids, uid))
+		priv->preregistered_uids = append_uid (priv->preregistered_uids, uid);
+
+	g_free (uid);
+}
+
+void 
+modest_window_mgr_unregister_header (ModestWindowMgr *self,  TnyHeader *header)
+{
+	ModestWindowMgrPrivate *priv;
+	gchar* uid;
+	
+	g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
+	g_return_if_fail (TNY_IS_HEADER(header));
+		
+	priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
+	uid = modest_tny_folder_get_header_unique_id (header);
+	
+	if (has_uid (priv->preregistered_uids, uid))
+		priv->preregistered_uids = remove_uid (priv->preregistered_uids, uid);
+
+	g_free (uid);
+}
+
+static gint
+compare_msguids (ModestWindow *win,
+		 const gchar *uid)
+{
+	const gchar *msg_uid;
+
+	if (!MODEST_IS_MSG_VIEW_WINDOW (win))
+		return 1;
+
+	/* Get message uid from msg window */
+	msg_uid = modest_msg_view_window_get_message_uid (MODEST_MSG_VIEW_WINDOW (win));
+	
+	if (msg_uid && uid &&!strcmp (msg_uid, uid))
+		return 0;
+	else
+		return 1;
+}
+
+
+
+gboolean
+modest_window_mgr_find_registered_header (ModestWindowMgr *self, TnyHeader *header,
+					  ModestWindow **win)
+{
+	ModestWindowMgrPrivate *priv;
+	gchar* uid;
+	gboolean retval = FALSE;
+	GList *item = NULL;
+
+	g_return_val_if_fail (MODEST_IS_WINDOW_MGR (self), FALSE);
+	g_return_val_if_fail (TNY_IS_HEADER(header), FALSE);
+	
+	priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
+
+	uid = modest_tny_folder_get_header_unique_id (header);
+	
+	/* first, look for the window */
+	/* note, the UID cannot be in both the window list and the preregistered uid list */
+	if (priv->window_list) {
+		item = g_list_find_custom (priv->window_list, 
+					   uid, (GCompareFunc) compare_msguids);
+		if (item) 
+			retval = TRUE;
+		if (win)
+			*win = item ? MODEST_WINDOW(item->data) : NULL;
+	}
+	
+
+	/* IF It's not in the window list. maybe it's in our uid list... */
+	retval = retval || has_uid (priv->preregistered_uids, uid);
+
+	g_free (uid);
+
+	return retval;
+}
+
+
+
 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));
@@ -142,17 +343,146 @@ 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;
+		}
+	}
+
+	/* remove from the list of pre-registered uids */
+	if (MODEST_IS_MSG_VIEW_WINDOW(window)) {
+		priv->preregistered_uids = 
+			remove_uid (priv->preregistered_uids,
+				    modest_msg_view_window_get_message_uid
+				    (MODEST_MSG_VIEW_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 */
+	handler_id = g_malloc0 (sizeof (gint));
+	*handler_id = g_signal_connect (window, "delete-event", G_CALLBACK (on_window_destroy), self);
+	g_hash_table_insert (priv->destroy_handlers, window, handler_id);
+
+	/* If there is a msg view window, let the main window listen the msg-changed signal */
+	if (MODEST_IS_MSG_VIEW_WINDOW(window) && priv->main_window) {
+		gulong *handler;
+		handler = g_malloc0 (sizeof (gulong));
+		*handler = g_signal_connect (window, "msg-changed", 
+					     G_CALLBACK (modest_main_window_on_msg_view_window_msg_changed), 
+					     priv->main_window);
+		g_hash_table_insert (priv->viewer_handlers, window, handler);
+	}
+
+	/* 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 */
+/* on_window_destroy (ModestWindow *window, ModestWindowMgr *self) */
+static gboolean
+on_window_destroy (ModestWindow *window, 
+		   GdkEvent *event,
+		   ModestWindowMgr *self)
+{
+	/* Specific stuff first */
+	if (MODEST_IS_MAIN_WINDOW (window)) {
+		ModestWindowMgrPrivate *priv;
+		priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
+
+		/* If more than one window already opened */
+		if (g_list_length (priv->window_list) > 1) {
+
+			/* If the user wants to close all the windows */
+			if (modest_main_window_close_all (MODEST_MAIN_WINDOW (window))) {
+				GList *iter = priv->window_list;
+				do {
+					if (iter->data != window) {
+						GList *tmp = iter->next;
+						on_window_destroy (MODEST_WINDOW (iter->data),
+								   event,
+								   self);
+						iter = tmp;
+					} else {
+						iter = g_list_next (iter);
+					}
+				} while (iter);
+			}
+		}
+	}
+	else {
+		if (MODEST_IS_MSG_EDIT_WINDOW (window)) {
+			gboolean sent = FALSE;
+			gint response = GTK_RESPONSE_ACCEPT;
+			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))) {
+				
+				response =
+					modest_platform_run_yes_no_dialog (GTK_WINDOW (window),
+									   _("mcen_nc_no_email_message_modified_save_changes"));
+				/* Save to drafts */
+				if (response != GTK_RESPONSE_NO) 				
+					modest_ui_actions_on_save_to_drafts (NULL, MODEST_MSG_EDIT_WINDOW (window));
+				
+			}
+		}
+	}
+
+	/* Save configuration state (TODO: why edit window does not require this function ?) */
+	if (!MODEST_IS_MSG_EDIT_WINDOW (window)) 
+		modest_window_save_state (MODEST_WINDOW(window));
+
+
+	/* Unregister window */
+	modest_window_mgr_unregister_window (self, window);
+	
+	return FALSE;
+}
+
+static void
+disconnect_msg_changed (gpointer key, 
+			gpointer value, 
+			gpointer user_data)
+{
+	gulong *handler_id;
+
+	handler_id = (gulong *) value;
+	g_signal_handler_disconnect (G_OBJECT (key), *handler_id);
+}
+
+
 void 
 modest_window_mgr_unregister_window (ModestWindowMgr *self, 
 				     ModestWindow *window)
 {
 	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));
@@ -165,17 +495,218 @@ 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;
+
+		/* Disconnect all emissions of msg-changed */
+		g_hash_table_foreach (priv->viewer_handlers, 
+				      disconnect_msg_changed, 
+				      NULL);
+		g_hash_table_destroy (priv->viewer_handlers);
+		priv->viewer_handlers = 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);
+
+	/* Disconnect the "delete-event" handler, we won't need it anymore */
+	g_signal_handler_disconnect (window, handler_id);
+
+	/* Destroy the window */
+	gtk_widget_destroy (win->data);
+
+	/* If there are no more windows registered then exit program */
+	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 */
+		/* FIXME: do we ever need to do this here? */
+		if (gtk_main_level() > 0)
+			gtk_main_quit ();
+	}
+}
+
+void
+modest_window_mgr_set_fullscreen_mode (ModestWindowMgr *self,
+				       gboolean on)
+{
+	ModestWindowMgrPrivate *priv;
+	GList *win = NULL;
+
+	g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
+
+	priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
+
+	/* If there is no change do nothing */
+	if (priv->fullscreen_mode == on)
+		return;
+
+	priv->fullscreen_mode = on;
+
+	/* Update windows */
+	win = priv->window_list;
+	while (win) {
+		if (on) {
+			gtk_window_fullscreen (GTK_WINDOW (win->data));
+			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;
 }
 
-ModestWindow * 
-modest_window_mgr_find_window_for_msgid (ModestWindowMgr *self, 
-					 gchar *msgid, 
-					 GType modest_window_type)
+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)
 {
-	/* TODO */
+	ModestWindowMgrPrivate *priv;
+
+	g_return_val_if_fail (MODEST_IS_WINDOW_MGR (self), NULL);
+
+	priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
+
+	return priv->main_window;
+}
 
-	return NULL;
+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);
+	}
 }