Improved GcalView API.

Added ::active-date property
Added set_date/get_date pair of methods for handling the property
Added get_initial_date/get_final_date pure virtual methods.

src/gcal-view.c

@@ -19,6 +19,7 @@
  */
 
 #include "gcal-view.h"
+#include "gcal-utils.h"
 
 #include <glib.h>
 
@@ -29,7 +30,14 @@ gcal_view_base_init (gpointer g_iface)
 
   if (!initialized)
     {
-      /* create interface signals here. */
+      /* create interface signals && properties here. */
+      g_object_interface_install_property (
+          g_iface,
+          g_param_spec_boxed ("active-date",
+                              "The active date",
+                              "The active/selecetd date in the view",
+                              ICAL_TIME_TYPE,
+                              G_PARAM_READWRITE));
       initialized = TRUE;
     }
 }
@@ -62,13 +70,49 @@ gcal_view_get_type (void)
   return type;
 }
 
+void
+gcal_view_set_date (GcalView     *view,
+                    icaltimetype *date)
+{
+  g_return_if_fail (GCAL_IS_VIEW (view));
+
+  g_object_set (view, "active-date", date, NULL);
+}
+
+icaltimetype*
+gcal_view_get_date (GcalView *view)
+{
+  icaltimetype *date;
+
+  g_return_val_if_fail (GCAL_IS_VIEW (view), NULL);
+
+  g_object_get (view, "active-date", &date, NULL);
+  return date;
+}
+
+icaltimetype*
+gcal_view_get_initial_date (GcalView *view)
+{
+  g_return_val_if_fail (GCAL_IS_VIEW (view), NULL);
+
+  return GCAL_VIEW_GET_INTERFACE (view)->get_initial_date (view);
+}
+
+icaltimetype*
+gcal_view_get_final_date (GcalView *view)
+{
+  g_return_val_if_fail (GCAL_IS_VIEW (view), NULL);
+
+  return GCAL_VIEW_GET_INTERFACE (view)->get_final_date (view);
+}
+
 gboolean
-gcal_view_is_in_range (GcalView     *view,
+gcal_view_contains (GcalView     *view,
                        icaltimetype *date)
 {
   g_return_val_if_fail (GCAL_IS_VIEW (view), FALSE);
 
-  return GCAL_VIEW_GET_INTERFACE (view)->is_in_range (view, date);
+  return GCAL_VIEW_GET_INTERFACE (view)->contains (view, date);
 }
 
 void

src/gcal-view.h

@@ -40,21 +40,34 @@ struct _GcalViewIface
 {
   GTypeInterface parent_iface;
 
-  gboolean    (*is_in_range)    (GcalView *view, icaltimetype *date);
-  void        (*remove_by_uuid) (GcalView *view, const gchar *uuid);
-  GtkWidget*  (*get_by_uuid)    (GcalView *view, const gchar *uuid);
+  /* pure virtual methods */
+  icaltimetype*   (*get_initial_date)     (GcalView *view);
+  icaltimetype*   (*get_final_date)       (GcalView *view);
+
+  gboolean        (*contains)             (GcalView *view, icaltimetype *date);
+  void            (*remove_by_uuid)       (GcalView *view, const gchar *uuid);
+  GtkWidget*      (*get_by_uuid)          (GcalView *view, const gchar *uuid);
 };
 
-GType       gcal_view_get_type       (void);
+GType         gcal_view_get_type          (void);
 
-gboolean    gcal_view_is_in_range    (GcalView     *view,
-                                      icaltimetype *date);
+void          gcal_view_set_date          (GcalView     *view,
+                                           icaltimetype *date);
 
-void        gcal_view_remove_by_uuid (GcalView     *view,
-                                      const gchar  *uuid);
+icaltimetype* gcal_view_get_date          (GcalView     *view);
 
-GtkWidget*  gcal_view_get_by_uuid    (GcalView     *view,
-                                      const gchar  *uuid);
+icaltimetype* gcal_view_get_initial_date  (GcalView     *view);
+
+icaltimetype* gcal_view_get_final_date    (GcalView     *view);
+
+gboolean      gcal_view_contains       (GcalView     *view,
+                                           icaltimetype *date);
+
+void          gcal_view_remove_by_uuid    (GcalView     *view,
+                                           const gchar  *uuid);
+
+GtkWidget*    gcal_view_get_by_uuid       (GcalView     *view,
+                                           const gchar  *uuid);
 
 G_END_DECLS