gal a11y work from clahey

svn path=/trunk/; revision=18959

1 files changed, 239 insertions, 0 deletions

diff --git a/a11y/e-table/gal-a11y-e-cell.c b/a11y/e-table/gal-a11y-e-cell.c
new file mode 100644
index 0000000000..ceac5d5817
--- /dev/null
+++ b/a11y/e-table/gal-a11y-e-cell.c
@@ -0,0 +1,239 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Authors: 
+ *   Christopher James Lahey <clahey@ximian.com>
+ *
+ * Copyright (C) 2002 Ximian, Inc.
+ */
+
+#include <config.h>
+#include "gal-a11y-e-cell.h"
+#include "gal-a11y-util.h"
+#include <atk/atkobject.h>
+#include <atk/atkcomponent.h>
+
+#define CS_CLASS(a11y) (G_TYPE_INSTANCE_GET_CLASS ((a11y), C_TYPE_STREAM, GalA11yECellClass))
+static GObjectClass *parent_class;
+#define PARENT_TYPE (atk_object_get_type ())
+
+
+#if 0
+static void
+unref_item (gpointer user_data, GObject *obj_loc)
+{
+	GalA11yECell *a11y = GAL_A11Y_E_CELL (user_data);
+	a11y->item = NULL;
+	g_object_unref (a11y);
+}
+
+static void
+unref_cell (gpointer user_data, GObject *obj_loc)
+{
+	GalA11yECell *a11y = GAL_A11Y_E_CELL (user_data);
+	a11y->cell_view = NULL;
+	g_object_unref (a11y);
+}
+#endif 
+
+static void
+eti_dispose (GObject *object)
+{
+	GalA11yECell *a11y = GAL_A11Y_E_CELL (object);
+
+#if 0
+	if (a11y->item)
+		g_object_unref (G_OBJECT (a11y->item));  /*, unref_item, a11y); */
+	if (a11y->cell_view)
+		g_object_unref (G_OBJECT (a11y->cell_view)); /*, unref_cell, a11y); */
+	if (a11y->parent)
+		g_object_unref (a11y->parent);
+#endif
+	a11y->item = NULL;
+	a11y->cell_view = NULL;
+	a11y->parent = NULL;
+	a11y->model_col = -1;
+	a11y->view_col = -1;
+	a11y->row = -1;
+
+	if (parent_class->dispose)
+		parent_class->dispose (object);
+}
+
+/* Static functions */
+static AtkObject*
+eti_get_parent (AtkObject *accessible)
+{
+	GalA11yECell *a11y = GAL_A11Y_E_CELL (accessible);
+	return a11y->parent;
+}
+
+static gint
+eti_get_index_in_parent (AtkObject *accessible)
+{
+	GalA11yECell *a11y = GAL_A11Y_E_CELL (accessible);
+
+	return a11y->row * a11y->item->cols + a11y->view_col;
+}
+
+
+/* Component IFace */
+static void
+eti_get_extents (AtkComponent *component,
+		gint *x,
+		gint *y,
+		gint *width,
+		gint *height,
+		AtkCoordType coord_type)
+{
+	GalA11yECell *a11y = GAL_A11Y_E_CELL (component);
+	int row;
+	int col;
+	int xval;
+	int yval;
+
+	row = a11y->row;
+	col = a11y->view_col;
+
+
+	e_table_item_get_cell_geometry (a11y->item,
+					&row, 
+					&col,
+					&xval,
+					&yval,
+					width,
+					height);
+
+	atk_component_get_position (ATK_COMPONENT (a11y->parent),
+				    x, y, coord_type);
+	if (x && *x != G_MININT)
+		*x += xval;
+	if (y && *y != G_MININT)
+		*y += yval;
+}
+
+/* Table IFace */
+
+static void
+eti_atk_component_iface_init (AtkComponentIface *iface)
+{
+	iface->get_extents = eti_get_extents;
+}
+
+static void
+eti_class_init (GalA11yECellClass *klass)
+{
+	AtkObjectClass *atk_object_class = ATK_OBJECT_CLASS (klass);
+	GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+	parent_class                          = g_type_class_ref (PARENT_TYPE);
+
+	object_class->dispose                 = eti_dispose;
+
+	atk_object_class->get_parent          = eti_get_parent;
+	atk_object_class->get_index_in_parent = eti_get_index_in_parent;
+}
+
+static void
+eti_init (GalA11yECell *a11y)
+{
+	a11y->item = NULL;
+	a11y->cell_view = NULL;
+	a11y->parent = NULL;
+	a11y->model_col = -1;
+	a11y->view_col = -1;
+	a11y->row = -1;
+}
+
+/**
+ * gal_a11y_e_cell_get_type:
+ * @void: 
+ * 
+ * Registers the &GalA11yECell class if necessary, and returns the type ID
+ * associated to it.
+ * 
+ * Return value: The type ID of the &GalA11yECell class.
+ **/
+GType
+gal_a11y_e_cell_get_type (void)
+{
+	static GType type = 0;
+
+	if (!type) {
+		GTypeInfo info = {
+			sizeof (GalA11yECellClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) eti_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL, /* class_data */
+			sizeof (GalA11yECell),
+			0,
+			(GInstanceInitFunc) eti_init,
+			NULL /* value_cell */
+		};
+
+		static const GInterfaceInfo atk_component_info = {
+			(GInterfaceInitFunc) eti_atk_component_iface_init,
+			(GInterfaceFinalizeFunc) NULL,
+			NULL
+		};
+
+		type = g_type_register_static (PARENT_TYPE, "GalA11yECell", &info, 0);
+		g_type_add_interface_static (type, ATK_TYPE_COMPONENT, &atk_component_info);
+	}
+
+	return type;
+}
+AtkObject *
+gal_a11y_e_cell_new (ETableItem *item,
+		     ECellView  *cell_view,
+		     AtkObject  *parent,
+		     int         model_col,
+		     int         view_col,
+		     int         row)
+{
+	AtkObject *a11y;
+
+	a11y = g_object_new (gal_a11y_e_cell_get_type (), NULL);
+
+	gal_a11y_e_cell_construct (a11y,
+				   item,
+				   cell_view,
+				   parent,
+				   model_col,
+				   view_col,
+				   row);
+	return a11y;
+}
+
+void
+gal_a11y_e_cell_construct (AtkObject  *object,
+			   ETableItem *item,
+			   ECellView  *cell_view,
+			   AtkObject  *parent,
+			   int         model_col,
+			   int         view_col,
+			   int         row)
+{
+	GalA11yECell *a11y = GAL_A11Y_E_CELL (object);
+	a11y->item      = item;
+	a11y->cell_view = cell_view;
+	a11y->parent    = parent;
+	a11y->model_col = model_col;
+	a11y->view_col  = view_col;
+	a11y->row       = row;
+
+#if 0
+	if (parent)
+		g_object_ref (parent);
+
+	if (item)
+		g_object_ref (G_OBJECT (item)); /*,
+						  unref_item,
+						  a11y);*/
+	if (cell_view)
+		g_object_ref (G_OBJECT (cell_view)); /*,
+						  unref_cell,
+						  a11y);*/
+#endif
+}