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New changed signal.

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2001-03-05  Christopher James Lahey  <clahey@ximian.com>

	* gal-view-collection.c, gal-view-collection.h
	(gal_view_collection_changed): New changed signal.

svn path=/trunk/; revision=8555
This commit is contained in:
Christopher James Lahey
2001-03-05 16:01:46 +00:00
committed by Chris Lahey
parent 455d1eabc1
commit 8436f727bb
2 changed files with 47 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

35
widgets/menus/gal-view-collection.c
View File

@ -23,6 +23,7 @@ static GtkObjectClass *gal_view_collection_parent_class;
enum {
DISPLAY_VIEW,
CHANGED,
LAST_SIGNAL
};
@ -46,6 +47,16 @@ gal_view_collection_display_view (GalViewCollection *collection,
view);
}
static void
gal_view_collection_changed (GalViewCollection *collection)
{
g_return_if_fail (collection != NULL);
g_return_if_fail (GAL_IS_VIEW_COLLECTION (collection));
gtk_signal_emit (GTK_OBJECT (collection),
gal_view_collection_signals [CHANGED]);
}
static void
gal_view_collection_item_free (GalViewCollectionItem *item)
{
@ -93,11 +104,20 @@ gal_view_collection_class_init (GtkObjectClass *object_class)
object_class->type,
GTK_SIGNAL_OFFSET (GalViewCollectionClass, display_view),
gtk_marshal_NONE__OBJECT,
GTK_TYPE_NONE, 1, GTK_TYPE_OBJECT);
GTK_TYPE_NONE, 1, GAL_VIEW_TYPE);
gal_view_collection_signals [CHANGED] =
gtk_signal_new ("changed",
GTK_RUN_LAST,
object_class->type,
GTK_SIGNAL_OFFSET (GalViewCollectionClass, changed),
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
gtk_object_class_add_signals (object_class, gal_view_collection_signals, LAST_SIGNAL);
klass->display_view = NULL;
klass->display_view = NULL;
klass->changed = NULL;
}
static void
@ -197,6 +217,8 @@ view_changed (GalView *view,
{
item->changed = TRUE;
item->ever_changed = TRUE;
gal_view_collection_changed(item->collection);
}
static GalViewCollectionItem *
@ -214,6 +236,7 @@ load_single_file (GalViewCollection *collection,
item->title = e_xml_get_string_prop_by_name(node, "title");
item->filename = e_xml_get_string_prop_by_name(node, "filename");
item->type = e_xml_get_string_prop_by_name(node, "type");
item->collection = collection;
if (item->filename) {
GalViewFactory *factory;
GList *factories;
@ -483,6 +506,7 @@ gal_view_collection_append (GalViewCollection *collection,
item->id = gal_view_generate_id(collection, view);
item->filename = g_strdup_printf("%s.galview", item->id);
item->view = view;
item->collection = collection;
gtk_object_ref(GTK_OBJECT(view));
gtk_signal_connect(GTK_OBJECT(item->view), "changed",
@ -491,6 +515,8 @@ gal_view_collection_append (GalViewCollection *collection,
collection->view_data = g_renew(GalViewCollectionItem *, collection->view_data, collection->view_count + 1);
collection->view_data[collection->view_count] = item;
collection->view_count ++;
gal_view_collection_changed(collection);
}
void
@ -509,6 +535,8 @@ gal_view_collection_delete_view (GalViewCollection *collection,
} else {
gal_view_collection_item_free (item);
}
gal_view_collection_changed(collection);
}
void
@ -527,6 +555,7 @@ gal_view_collection_copy_view (GalViewCollection *collection,
item->id = gal_view_generate_id(collection, view);
item->filename = g_strdup_printf("%s.galview", item->id);
item->view = gal_view_clone(view);
item->collection = collection;
gtk_signal_connect(GTK_OBJECT(item->view), "changed",
GTK_SIGNAL_FUNC(view_changed), item);
@ -534,4 +563,6 @@ gal_view_collection_copy_view (GalViewCollection *collection,
collection->view_data = g_renew(GalViewCollectionItem *, collection->view_data, collection->view_count + 1);
collection->view_data[collection->view_count] = item;
collection->view_count ++;
gal_view_collection_changed(collection);
}

24
widgets/menus/gal-view-collection.h
View File

@ -16,16 +16,7 @@ extern "C" {
#define GAL_IS_VIEW_COLLECTION(o) (GTK_CHECK_TYPE ((o), GAL_VIEW_COLLECTION_TYPE))
#define GAL_IS_VIEW_COLLECTION_CLASS(k) (GTK_CHECK_CLASS_TYPE ((k), GAL_VIEW_COLLECTION_TYPE))
typedef struct {
GalView *view;
char *id;
gboolean changed;
gboolean ever_changed;
gboolean built_in;
char *filename;
char *title;
char *type;
} GalViewCollectionItem;
typedef struct GalViewCollectionItem GalViewCollectionItem;
typedef struct {
GtkObject base;
@ -49,8 +40,21 @@ typedef struct {
*/
void (*display_view) (GalViewCollection *collection,
GalView *view);
void (*changed) (GalViewCollection *collection);
} GalViewCollectionClass;
struct GalViewCollectionItem {
GalView *view;
char *id;
gboolean changed;
gboolean ever_changed;
gboolean built_in;
char *filename;
char *title;
char *type;
GalViewCollection *collection;
};
/* Standard functions */
GtkType gal_view_collection_get_type (void);
GalViewCollection *gal_view_collection_new (void);