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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* e-card-cursor.c: Implements card cursors.
*
* Author:
* Christopher James Lahey <clahey@ximian.com.
*/
#include <config.h>
#include <gtk/gtkobject.h>
#include "addressbook.h"
#include "e-card-cursor.h"
struct _ECardCursorPrivate {
GNOME_Evolution_Addressbook_CardCursor corba_cursor;
};
/*
* A pointer to our parent object class
*/
static GtkObjectClass *parent_class;
/*
* Implemented GtkObject::destroy
*/
static void
e_card_cursor_destroy (GtkObject *object)
{
ECardCursor *cursor = E_CARD_CURSOR (object);
CORBA_Environment ev;
CORBA_exception_init (&ev);
GNOME_Evolution_Addressbook_CardCursor_unref( cursor->priv->corba_cursor, &ev );
if (ev._major != CORBA_NO_EXCEPTION) {
g_warning("e_card_cursor_destroy: Exception unreffing "
"corba cursor.\n");
CORBA_exception_free (&ev);
CORBA_exception_init (&ev);
}
CORBA_Object_release (cursor->priv->corba_cursor, &ev);
if (ev._major != CORBA_NO_EXCEPTION) {
g_warning("e_card_cursor_destroy: Exception releasing "
"corba cursor.\n");
}
CORBA_exception_free (&ev);
if ( cursor->priv )
g_free ( cursor->priv );
GTK_OBJECT_CLASS (parent_class)->destroy (object);
}
/**
* e_card_cursor_get_length:
* @cursor: the #ECardCursor whose length is being queried
*
* Returns: the number of items the cursor references, or -1 there's
* an error.
*/
long
e_card_cursor_get_length (ECardCursor *cursor)
{
if ( cursor->priv->corba_cursor != CORBA_OBJECT_NIL ) {
CORBA_Environment ev;
long ret_val;
CORBA_exception_init (&ev);
ret_val = GNOME_Evolution_Addressbook_CardCursor_count (cursor->priv->corba_cursor, &ev);
if (ev._major != CORBA_NO_EXCEPTION) {
g_warning("e_card_cursor_get_length: Exception during "
"get_length corba call.\n");
ret_val = -1;
}
CORBA_exception_free (&ev);
return ret_val;
}
else
return -1;
}
/**
* e_card_cursor_get_nth:
* @cursor: an #ECardCursor object
* @n: the index of the item requested
*
* Gets an #ECard based on an index.
*
* Returns: a new #ECard on success, or %NULL on failure.
*/
ECard *
e_card_cursor_get_nth (ECardCursor *cursor,
const long n)
{
if ( cursor->priv->corba_cursor != CORBA_OBJECT_NIL ) {
CORBA_Environment en;
CORBA_char *vcard;
ECard *card;
CORBA_exception_init (&en);
vcard = GNOME_Evolution_Addressbook_CardCursor_getNth(cursor->priv->corba_cursor, n, &en);
if (en._major != CORBA_NO_EXCEPTION) {
g_warning("e_card_cursor_get_nth: Exception during "
"get_nth corba call.\n");
}
CORBA_exception_free (&en);
card = e_card_new (vcard);
CORBA_free(vcard);
return card;
}
else
return e_card_new("");
}
static void
e_card_cursor_class_init (ECardCursorClass *klass)
{
GtkObjectClass *object_class = (GtkObjectClass *) klass;
parent_class = gtk_type_class (gtk_object_get_type ());
object_class->destroy = e_card_cursor_destroy;
}
static void
e_card_cursor_init (ECardCursor *cursor)
{
cursor->priv = g_new(ECardCursorPrivate, 1);
cursor->priv->corba_cursor = CORBA_OBJECT_NIL;
}
GtkType
e_card_cursor_get_type (void)
{
static GtkType type = 0;
if (!type){
GtkTypeInfo info = {
"ECardCursor",
sizeof (ECardCursor),
sizeof (ECardCursorClass),
(GtkClassInitFunc) e_card_cursor_class_init,
(GtkObjectInitFunc) e_card_cursor_init,
NULL, /* reserved 1 */
NULL, /* reserved 2 */
(GtkClassInitFunc) NULL
};
type = gtk_type_unique (gtk_object_get_type (), &info);
}
return type;
}
/**
* e_card_cursor_construct:
* @cursor: an #ECardCursor object
* @corba_cursor: an #GNOME_Evolution_Addressbook_CardCursor
*
* Wraps an #GNOME_Evolution_Addressbook_CardCursor object inside the #ECardCursor
* @cursor object.
*
* Returns: a new #ECardCursor on success, or %NULL on failure.
*/
ECardCursor *
e_card_cursor_construct (ECardCursor *cursor,
GNOME_Evolution_Addressbook_CardCursor corba_cursor)
{
CORBA_Environment ev;
g_return_val_if_fail (cursor != NULL, NULL);
g_return_val_if_fail (E_IS_CARD_CURSOR (cursor), NULL);
g_return_val_if_fail (corba_cursor != CORBA_OBJECT_NIL, NULL);
CORBA_exception_init (&ev);
/*
* Initialize cursor
*/
cursor->priv->corba_cursor = CORBA_Object_duplicate(corba_cursor, &ev);
if (ev._major != CORBA_NO_EXCEPTION) {
g_warning("e_card_cursor_construct: Exception duplicating "
"corba cursor.\n");
CORBA_exception_free (&ev);
CORBA_exception_init (&ev);
}
GNOME_Evolution_Addressbook_CardCursor_ref(cursor->priv->corba_cursor, &ev);
if (ev._major != CORBA_NO_EXCEPTION) {
g_warning("e_card_cursor_construct: Exception reffing "
"corba cursor.\n");
}
CORBA_exception_free (&ev);
/*
* Success: return the GtkType we were given
*/
return cursor;
}
/**
* e_card_cursor_new:
* @cursor: the #GNOME_Evolution_Addressbook_CardCursor to be wrapped
*
* Creates a new #ECardCursor, which wraps an #GNOME_Evolution_Addressbook_CardCursor
* object.
*
* Returns: a new #ECardCursor on success, or %NULL on failure.
*/
ECardCursor *
e_card_cursor_new (GNOME_Evolution_Addressbook_CardCursor corba_cursor)
{
ECardCursor *cursor;
cursor = gtk_type_new (e_card_cursor_get_type ());
return e_card_cursor_construct (cursor,
corba_cursor);
}
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