/* GObject - GLib Type, Object, Parameter and Signal Library

  * Copyright (C) 2001, 2003 Red Hat, Inc.

  * Portions copyright (c) 2006-2009 Nokia Corporation.  All rights reserved.

  * This library is free software; you can redistribute it and/or

  * modify it under the terms of the GNU Lesser General Public

  * License as published by the Free Software Foundation; either

  * version 2 of the License, or (at your option) any later version.

  *

  * This library 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

  * Lesser General Public License for more details.

  *

  * You should have received a copy of the GNU Lesser General

  * Public License along with this library; if not, write to the

  * Free Software Foundation, Inc., 59 Temple Place, Suite 330,

  * Boston, MA 02111-1307, USA.

  */

 #undef	G_LOG_DOMAIN

 #define	G_LOG_DOMAIN "TestAccumulator"

 #undef G_DISABLE_ASSERT

 #undef G_DISABLE_CHECKS

 #undef G_DISABLE_CAST_CHECKS

 #include <string.h>

 #include	<glib-object.h>

 #include "testmarshal.h"

 #include "testcommon.h"

 #ifdef __SYMBIAN32__

 #include "mrt2_glib2_test.h"

 #endif //__SYMBIAN32__

 /* What this test tests is the behavior of signal accumulators

  * Two accumulators are tested:

  *

  * 1: A custom accumulator that appends the returned strings

  * 2: The standard g_signal_accumulator_true_handled that stops

  *    emission on TRUE returns.

  */

 /*

  * TestObject, a parent class for TestObject

  */

 #define TEST_TYPE_OBJECT          (test_object_get_type ())

 typedef struct _TestObject        TestObject;

 typedef struct _TestObjectClass   TestObjectClass;

 struct _TestObject

 {

   GObject parent_instance;

 };

 struct _TestObjectClass

 {

   GObjectClass parent_class;

   gchar*   (*test_signal1) (TestObject *tobject,

 			    gint        param);

   gboolean (*test_signal2) (TestObject *tobject,

 			    gint        param);

 };

 static GType test_object_get_type (void);

 static gboolean

 test_signal1_accumulator (GSignalInvocationHint *ihint,

 			  GValue                *return_accu,

 			  const GValue          *handler_return,

 			  gpointer               data)

 {

   const gchar *accu_string = g_value_get_string (return_accu);

   const gchar *new_string = g_value_get_string (handler_return);

   gchar *result_string;

   if (accu_string)

     result_string = g_strconcat (accu_string, new_string, NULL);

   else if (new_string)

     result_string = g_strdup (new_string);

   else

     result_string = NULL;

   g_value_set_string_take_ownership (return_accu, result_string);

   return TRUE;

 }

 gchar*

 test_object_signal1_callback_before (TestObject *tobject,

 				     gint        param,

 				     gpointer    data)

 {

   return g_strdup ("<before>");

 }

 gchar*

 test_object_real_signal1 (TestObject *tobject,

 			  gint        param)

 {

   return g_strdup ("<default>");

 }

 gchar*

 test_object_signal1_callback_after (TestObject *tobject,

 				    gint        param,

 				    gpointer    data)

 {

   return g_strdup ("<after>");

 }

 gboolean

 test_object_signal2_callback_before (TestObject *tobject,

 				     gint        param)

 {

   switch (param)

     {

     case 1: return TRUE;

     case 2: return FALSE;

     case 3: return FALSE;

     case 4: return FALSE;

     }

   g_assert_not_reached ();

   return FALSE;

 }

 gboolean

 test_object_real_signal2 (TestObject *tobject,

 			  gint        param)

 {

   switch (param)

     {

     case 1: g_assert_not_reached (); return FALSE;

     case 2: return TRUE;

     case 3: return FALSE;

     case 4: return FALSE;

     }

   g_assert_not_reached ();

   return FALSE;

 }

 gboolean

 test_object_signal2_callback_after (TestObject *tobject,

 				     gint        param)

 {

   switch (param)

     {

     case 1: g_assert_not_reached (); return FALSE;

     case 2: g_assert_not_reached (); return FALSE;

     case 3: return TRUE;

     case 4: return FALSE;

     }

   g_assert_not_reached ();

   return FALSE;

 }

 static void

 test_object_class_init (TestObjectClass *class)

 {

   class->test_signal1 = test_object_real_signal1;

   class->test_signal2 = test_object_real_signal2;

   g_signal_new ("test-signal1",

 		G_OBJECT_CLASS_TYPE (class),

 		G_SIGNAL_RUN_LAST,

 		G_STRUCT_OFFSET (TestObjectClass, test_signal1),

 		test_signal1_accumulator, NULL,

 		test_marshal_STRING__INT,

 		G_TYPE_STRING, 1, G_TYPE_INT);

   g_signal_new ("test-signal2",

 		G_OBJECT_CLASS_TYPE (class),

 		G_SIGNAL_RUN_LAST,

 		G_STRUCT_OFFSET (TestObjectClass, test_signal2),

 		g_signal_accumulator_true_handled, NULL,

 		test_marshal_BOOLEAN__INT,

 		G_TYPE_BOOLEAN, 1, G_TYPE_INT);

 }

 static DEFINE_TYPE(TestObject, test_object,

 		   test_object_class_init, NULL, NULL,

 		   G_TYPE_OBJECT)

 int

 main (int   argc,

       char *argv[])

 {

   TestObject *object;

   gchar *string_result;

   gboolean bool_result;

 	#ifdef __SYMBIAN32__

   g_log_set_handler (NULL,  G_LOG_FLAG_FATAL| G_LOG_FLAG_RECURSION | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING | G_LOG_LEVEL_MESSAGE | G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG, &mrtLogHandler, NULL);

   g_set_print_handler(mrtPrintHandler);

   #endif /*__SYMBIAN32__*/

   g_log_set_always_fatal (g_log_set_always_fatal (G_LOG_FATAL_MASK) |

 			  G_LOG_LEVEL_WARNING |

 			  G_LOG_LEVEL_CRITICAL);

   g_type_init ();

   object = g_object_new (TEST_TYPE_OBJECT, NULL);

   g_signal_connect (object, "test-signal1",

 		    G_CALLBACK (test_object_signal1_callback_before), NULL);

   g_signal_connect_after (object, "test-signal1",

 			  G_CALLBACK (test_object_signal1_callback_after), NULL);

   g_signal_emit_by_name (object, "test-signal1", 0, &string_result);

   g_assert (strcmp (string_result, "<before><default><after>") == 0);

   g_free (string_result);

   g_signal_connect (object, "test-signal2",

 		    G_CALLBACK (test_object_signal2_callback_before), NULL);

   g_signal_connect_after (object, "test-signal2",

 			  G_CALLBACK (test_object_signal2_callback_after), NULL);

   bool_result = FALSE;

   g_signal_emit_by_name (object, "test-signal2", 1, &bool_result);

   g_assert (bool_result == TRUE);

   bool_result = FALSE;

   g_signal_emit_by_name (object, "test-signal2", 2, &bool_result);

   g_assert (bool_result == TRUE);

   bool_result = FALSE;

   g_signal_emit_by_name (object, "test-signal2", 3, &bool_result);

   g_assert (bool_result == TRUE);

   bool_result = TRUE;

   g_signal_emit_by_name (object, "test-signal2", 4, &bool_result);

   g_assert (bool_result == FALSE);

 #ifdef __SYMBIAN32__

 testResultXml("accumulator");

 #endif  //__SYMBIAN32__

   return 0;

 }