Add skeleton for gobject redesign. Doesn't really work but should compile.

svn path=/branches/mccann-gobject/; revision=4911

1 files changed, 219 insertions, 0 deletions

diff --git a/daemon/gdm-display-store.c b/daemon/gdm-display-store.c
new file mode 100644
index 00000000..f6b469f7
--- /dev/null
+++ b/daemon/gdm-display-store.c
@@ -0,0 +1,219 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2007 William Jon McCann <mccann@jhu.edu>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <string.h>
+
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <glib-object.h>
+
+#include "gdm-display-store.h"
+#include "gdm-display.h"
+
+#define GDM_DISPLAY_STORE_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GDM_TYPE_DISPLAY_STORE, GdmDisplayStorePrivate))
+
+struct GdmDisplayStorePrivate
+{
+	GHashTable	*displays;
+};
+
+enum {
+	DISPLAY_ADDED,
+	DISPLAY_REMOVED,
+	LAST_SIGNAL
+};
+
+static guint signals [LAST_SIGNAL] = { 0, };
+
+static void	gdm_display_store_class_init	(GdmDisplayStoreClass *klass);
+static void	gdm_display_store_init	        (GdmDisplayStore      *display_store);
+static void	gdm_display_store_finalize	(GObject	      *object);
+
+G_DEFINE_TYPE (GdmDisplayStore, gdm_display_store, G_TYPE_OBJECT)
+
+GQuark
+gdm_display_store_error_quark (void)
+{
+	static GQuark ret = 0;
+	if (ret == 0) {
+		ret = g_quark_from_static_string ("gdm_display_store_error");
+	}
+
+	return ret;
+}
+
+void
+gdm_display_store_clear (GdmDisplayStore    *store)
+{
+	g_hash_table_remove_all (store->priv->displays);
+}
+
+gboolean
+gdm_display_store_remove (GdmDisplayStore    *store,
+			  GdmDisplay         *display)
+{
+	g_warning ("Implement me");
+	return FALSE;
+}
+
+void
+gdm_display_store_foreach (GdmDisplayStore    *store,
+			   GdmDisplayStoreFunc func,
+			   gpointer            user_data)
+{
+	g_return_if_fail (store != NULL);
+	g_return_if_fail (func != NULL);
+
+	g_hash_table_find (store->priv->displays,
+			   (GHRFunc)func,
+			   user_data);
+}
+
+GdmDisplay *
+gdm_display_store_find (GdmDisplayStore    *store,
+			GdmDisplayStoreFunc predicate,
+			gpointer            user_data)
+{
+	GdmDisplay *display;
+
+	g_return_val_if_fail (store != NULL, NULL);
+	g_return_val_if_fail (predicate != NULL, NULL);
+
+	display = g_hash_table_find (store->priv->displays,
+				     (GHRFunc)predicate,
+				     user_data);
+	return display;
+}
+
+guint
+gdm_display_store_foreach_remove (GdmDisplayStore    *store,
+				  GdmDisplayStoreFunc func,
+				  gpointer            user_data)
+{
+	guint ret;
+
+	g_return_val_if_fail (store != NULL, 0);
+	g_return_val_if_fail (func != NULL, 0);
+
+	ret = g_hash_table_foreach_remove (store->priv->displays,
+					   (GHRFunc)func,
+					   user_data);
+
+	return ret;
+}
+
+void
+gdm_display_store_add (GdmDisplayStore *store,
+		       GdmDisplay      *display)
+{
+	char *id;
+
+	g_return_if_fail (store != NULL);
+	g_return_if_fail (display != NULL);
+
+	gdm_display_get_id (display, &id, NULL);
+
+	g_debug ("Adding display %s to store", id);
+
+	g_hash_table_insert (store->priv->displays,
+			     id,
+			     g_object_ref (display));
+}
+
+static void
+gdm_display_store_class_init (GdmDisplayStoreClass *klass)
+{
+	GObjectClass   *object_class = G_OBJECT_CLASS (klass);
+
+	object_class->finalize = gdm_display_store_finalize;
+
+	signals [DISPLAY_ADDED] =
+		g_signal_new ("display-added",
+			      G_TYPE_FROM_CLASS (object_class),
+			      G_SIGNAL_RUN_LAST,
+			      G_STRUCT_OFFSET (GdmDisplayStoreClass, display_added),
+			      NULL,
+			      NULL,
+			      g_cclosure_marshal_VOID__STRING,
+			      G_TYPE_NONE,
+			      1, G_TYPE_STRING);
+	signals [DISPLAY_REMOVED] =
+		g_signal_new ("display-removed",
+			      G_TYPE_FROM_CLASS (object_class),
+			      G_SIGNAL_RUN_LAST,
+			      G_STRUCT_OFFSET (GdmDisplayStoreClass, display_removed),
+			      NULL,
+			      NULL,
+			      g_cclosure_marshal_VOID__STRING,
+			      G_TYPE_NONE,
+			      1, G_TYPE_STRING);
+
+	g_type_class_add_private (klass, sizeof (GdmDisplayStorePrivate));
+}
+
+static void
+display_unref (GdmDisplay *display)
+{
+	/* nothing yet */
+}
+
+static void
+gdm_display_store_init (GdmDisplayStore *store)
+{
+
+	store->priv = GDM_DISPLAY_STORE_GET_PRIVATE (store);
+
+	store->priv->displays = g_hash_table_new_full (g_str_hash,
+						       g_str_equal,
+						       g_free,
+						       (GDestroyNotify) display_unref);
+}
+
+static void
+gdm_display_store_finalize (GObject *object)
+{
+	GdmDisplayStore *display_store;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GDM_IS_DISPLAY_STORE (object));
+
+	display_store = GDM_DISPLAY_STORE (object);
+
+	g_return_if_fail (display_store->priv != NULL);
+
+	G_OBJECT_CLASS (gdm_display_store_parent_class)->finalize (object);
+}
+
+GdmDisplayStore *
+gdm_display_store_new (void)
+{
+        GObject *object;
+
+        object = g_object_new (GDM_TYPE_DISPLAY_STORE,
+                               NULL);
+
+        return GDM_DISPLAY_STORE (object);
+}