add entries for new source files add cases for jump button. add cases for

2003-12-09  Andrew Wu <Yang.Wu@sun.com>

        * calendar/Makefile.am: add entries for new source files
        * calendar/ea-calendar-helpers.c: add cases for jump button.
        * calendar/ea-calendar.c: add cases for week view and week view main item.
        * calendar/ea-jump-button.c: new impl.
        * calendar/ea-week-view-cell.c: new impl.
        * calendar/ea-week-view-main-item.c: new impl.
        * calendar/ea-week-view.c: add main item as first child.

svn path=/trunk/; revision=23892

1 files changed, 225 insertions, 0 deletions

diff --git a/a11y/calendar/ea-jump-button.c b/a11y/calendar/ea-jump-button.c
new file mode 100644
index 0000000000..2209447ced
--- /dev/null
+++ b/a11y/calendar/ea-jump-button.c
@@ -0,0 +1,225 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/* vim:expandtab:shiftwidth=8:tabstop=8:
+ */
+/* Evolution Accessibility: ea-jump-button.c
+ *
+ * Copyright (C) 2003 Ximian, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of version 2 of the GNU General Public
+ * License as published by the Free Software Foundation.
+ *
+ * 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.
+ *
+ * Author: Yang Wu <yang.wu@sun.com> Sun Microsystem Inc., 2003
+ *
+ */
+
+#include "ea-jump-button.h"
+#include "ea-calendar-helpers.h"
+#include "ea-week-view.h"
+#include "e-week-view.h"
+#include <libgnomecanvas/gnome-canvas.h>
+
+static void ea_jump_button_class_init (EaJumpButtonClass *klass);
+
+static G_CONST_RETURN gchar* ea_jump_button_get_name (AtkObject *accessible);
+static G_CONST_RETURN gchar* ea_jump_button_get_description (AtkObject *accessible);
+
+/* action interface */
+static void                  atk_action_interface_init  (AtkActionIface *iface);
+static gboolean              jump_button_do_action      (AtkAction      *action,
+                                                         gint           i);
+static gint                  jump_button_get_n_actions  (AtkAction      *action);
+static G_CONST_RETURN gchar* jump_button_get_keybinding (AtkAction      *action,
+                                                         gint           i);
+
+static gpointer parent_class = NULL;
+
+GType
+ea_jump_button_get_type (void)
+{
+	static GType type = 0;
+	AtkObjectFactory *factory;
+	GTypeQuery query;
+	GType derived_atk_type;
+
+
+	if (!type) {
+		static GTypeInfo tinfo = {
+			sizeof (EaJumpButtonClass),
+			(GBaseInitFunc) NULL, /* base init */
+			(GBaseFinalizeFunc) NULL, /* base finalize */
+			(GClassInitFunc) ea_jump_button_class_init, /* class init */
+			(GClassFinalizeFunc) NULL, /* class finalize */
+			NULL, /* class data */
+			sizeof (EaJumpButton), /* instance size */
+			0, /* nb preallocs */
+			(GInstanceInitFunc) NULL, /* instance init */
+			NULL /* value table */
+		};
+
+		static const GInterfaceInfo atk_action_info =
+			{
+				(GInterfaceInitFunc) atk_action_interface_init,
+				(GInterfaceFinalizeFunc) NULL,
+				NULL
+			};
+
+		/*
+		 * Figure out the size of the class and instance
+		 * we are run-time deriving from (atk object for GNOME_TYPE_CANVAS_ITEM, in this case)
+		 */
+
+		factory = atk_registry_get_factory (atk_get_default_registry (),
+						    GNOME_TYPE_CANVAS_ITEM);
+		derived_atk_type = atk_object_factory_get_accessible_type (factory);
+		g_type_query (derived_atk_type, &query);
+
+		tinfo.class_size = query.class_size;
+		tinfo.instance_size = query.instance_size;
+
+		/* we inherit the component and other interfaces from GNOME_TYPE_CANVAS_ITEM */
+		type = g_type_register_static (derived_atk_type,
+					       "EaJumpButton", &tinfo, 0);
+
+		g_type_add_interface_static (type, ATK_TYPE_ACTION,
+					     &atk_action_info);
+	}
+
+	return type;
+}
+
+static void
+ea_jump_button_class_init (EaJumpButtonClass *klass)
+{
+	AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
+
+	parent_class = g_type_class_peek_parent (klass);
+
+	class->get_name = ea_jump_button_get_name;
+	class->get_description = ea_jump_button_get_description;
+}
+
+AtkObject* 
+ea_jump_button_new (GObject *obj)
+{
+	AtkObject *atk_obj = NULL;
+	GObject *target_obj;
+
+	g_return_val_if_fail (GNOME_IS_CANVAS_ITEM (obj), NULL);
+
+	target_obj = obj;
+	atk_obj = g_object_get_data (target_obj, "accessible-object");
+
+	if (!atk_obj) {
+		static AtkRole event_role = ATK_ROLE_INVALID;
+		atk_obj = ATK_OBJECT (g_object_new (EA_TYPE_JUMP_BUTTON,
+						    NULL));
+		atk_object_initialize (atk_obj, target_obj);
+		if (event_role == ATK_ROLE_INVALID)
+			event_role = atk_role_register ("Jump Button");
+		atk_obj->role = event_role;
+	}
+
+	/* the registered factory for GNOME_TYPE_CANVAS_ITEM is cannot create a EaJumpbutton,
+	 * we should save the EaJumpbutton object in it.
+	 */
+	g_object_set_data (obj, "accessible-object", atk_obj);
+
+	return atk_obj;
+}
+
+static G_CONST_RETURN gchar*
+ea_jump_button_get_name (AtkObject *accessible)
+{
+	g_return_val_if_fail (EA_IS_JUMP_BUTTON (accessible), NULL);
+
+	if (accessible->name)
+		return accessible->name;
+	return "Jump";
+}
+
+static G_CONST_RETURN gchar*
+ea_jump_button_get_description (AtkObject *accessible)
+{
+	if (accessible->description)
+		return accessible->description;
+
+	return "Click here, you can find more events.";
+}
+
+static void
+atk_action_interface_init (AtkActionIface *iface)
+{
+  g_return_if_fail (iface != NULL);
+
+  iface->do_action = jump_button_do_action;
+  iface->get_n_actions = jump_button_get_n_actions;
+  iface->get_keybinding = jump_button_get_keybinding;
+}
+
+static gboolean
+jump_button_do_action (AtkAction *action,
+                       gint      i)
+{
+  gboolean return_value = TRUE;
+  AtkGObjectAccessible *atk_gobj;
+  GObject *g_obj;
+  GnomeCanvasItem *item;
+  ECalendarView *cal_view;
+  EWeekView *week_view;
+
+  atk_gobj = ATK_GOBJECT_ACCESSIBLE (action);
+  g_obj = atk_gobject_accessible_get_object (atk_gobj);
+  if (!g_obj)
+	  return FALSE;
+
+  item = GNOME_CANVAS_ITEM (g_obj);
+  cal_view = ea_calendar_helpers_get_cal_view_from (GNOME_CANVAS_ITEM (item));
+  week_view = E_WEEK_VIEW (cal_view);
+
+  switch (i)
+    {
+    case 0:
+	    e_week_view_jump_to_button_item (week_view, GNOME_CANVAS_ITEM (item));
+	    break;
+    default:
+	    return_value = FALSE;
+      break;
+    }
+  return return_value; 
+}
+
+static gint
+jump_button_get_n_actions (AtkAction *action)
+{
+  return 1;
+}
+
+static G_CONST_RETURN gchar*
+jump_button_get_keybinding (AtkAction *action,
+                            gint      i)
+{
+  gchar *return_value = NULL;
+
+  switch (i)
+    {
+    case 0:
+      {
+	      return_value = "space or enter";
+	      break;
+      }
+    default:
+      break;
+    }
+  return return_value; 
+}