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/*************************************************************************/
/* object.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
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/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
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# include "object.h"
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# include "core/class_db.h"
# include "core/core_string_names.h"
# include "core/message_queue.h"
# include "core/os/os.h"
# include "core/print_string.h"
# include "core/resource.h"
# include "core/script_language.h"
# include "core/translation.h"
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# ifdef DEBUG_ENABLED
struct _ObjectDebugLock {
Object * obj ;
_ObjectDebugLock ( Object * p_obj ) {
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obj = p_obj ;
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obj - > _lock_index . ref ( ) ;
}
~ _ObjectDebugLock ( ) {
obj - > _lock_index . unref ( ) ;
}
} ;
# define OBJ_DEBUG_LOCK _ObjectDebugLock _debug_lock(this);
# else
# define OBJ_DEBUG_LOCK
# endif
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PropertyInfo : : operator Dictionary ( ) const {
Dictionary d ;
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d [ " name " ] = name ;
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d [ " class_name " ] = class_name ;
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d [ " type " ] = type ;
d [ " hint " ] = hint ;
d [ " hint_string " ] = hint_string ;
d [ " usage " ] = usage ;
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return d ;
}
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PropertyInfo PropertyInfo : : from_dict ( const Dictionary & p_dict ) {
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PropertyInfo pi ;
if ( p_dict . has ( " type " ) )
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pi . type = Variant : : Type ( int ( p_dict [ " type " ] ) ) ;
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if ( p_dict . has ( " name " ) )
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pi . name = p_dict [ " name " ] ;
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if ( p_dict . has ( " class_name " ) )
pi . class_name = p_dict [ " class_name " ] ;
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if ( p_dict . has ( " hint " ) )
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pi . hint = PropertyHint ( int ( p_dict [ " hint " ] ) ) ;
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if ( p_dict . has ( " hint_string " ) )
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pi . hint_string = p_dict [ " hint_string " ] ;
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if ( p_dict . has ( " usage " ) )
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pi . usage = p_dict [ " usage " ] ;
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return pi ;
}
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Array convert_property_list ( const List < PropertyInfo > * p_list ) {
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Array va ;
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for ( const List < PropertyInfo > : : Element * E = p_list - > front ( ) ; E ; E = E - > next ( ) ) {
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va . push_back ( Dictionary ( E - > get ( ) ) ) ;
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}
return va ;
}
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MethodInfo : : operator Dictionary ( ) const {
Dictionary d ;
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d [ " name " ] = name ;
d [ " args " ] = convert_property_list ( & arguments ) ;
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Array da ;
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for ( int i = 0 ; i < default_arguments . size ( ) ; i + + )
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da . push_back ( default_arguments [ i ] ) ;
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d [ " default_args " ] = da ;
d [ " flags " ] = flags ;
d [ " id " ] = id ;
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Dictionary r = return_val ;
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d [ " return " ] = r ;
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return d ;
}
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MethodInfo : : MethodInfo ( ) :
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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}
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MethodInfo MethodInfo : : from_dict ( const Dictionary & p_dict ) {
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MethodInfo mi ;
if ( p_dict . has ( " name " ) )
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mi . name = p_dict [ " name " ] ;
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Array args ;
if ( p_dict . has ( " args " ) ) {
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args = p_dict [ " args " ] ;
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}
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for ( int i = 0 ; i < args . size ( ) ; i + + ) {
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Dictionary d = args [ i ] ;
mi . arguments . push_back ( PropertyInfo : : from_dict ( d ) ) ;
}
Array defargs ;
if ( p_dict . has ( " default_args " ) ) {
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defargs = p_dict [ " default_args " ] ;
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}
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for ( int i = 0 ; i < defargs . size ( ) ; i + + ) {
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mi . default_arguments . push_back ( defargs [ i ] ) ;
}
if ( p_dict . has ( " return " ) ) {
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mi . return_val = PropertyInfo : : from_dict ( p_dict [ " return " ] ) ;
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}
if ( p_dict . has ( " flags " ) )
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mi . flags = p_dict [ " flags " ] ;
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return mi ;
}
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MethodInfo : : MethodInfo ( const String & p_name ) :
name ( p_name ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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}
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MethodInfo : : MethodInfo ( const String & p_name , const PropertyInfo & p_param1 ) :
name ( p_name ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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arguments . push_back ( p_param1 ) ;
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}
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MethodInfo : : MethodInfo ( const String & p_name , const PropertyInfo & p_param1 , const PropertyInfo & p_param2 ) :
name ( p_name ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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arguments . push_back ( p_param1 ) ;
arguments . push_back ( p_param2 ) ;
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}
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MethodInfo : : MethodInfo ( const String & p_name , const PropertyInfo & p_param1 , const PropertyInfo & p_param2 , const PropertyInfo & p_param3 ) :
name ( p_name ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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arguments . push_back ( p_param1 ) ;
arguments . push_back ( p_param2 ) ;
arguments . push_back ( p_param3 ) ;
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}
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MethodInfo : : MethodInfo ( const String & p_name , const PropertyInfo & p_param1 , const PropertyInfo & p_param2 , const PropertyInfo & p_param3 , const PropertyInfo & p_param4 ) :
name ( p_name ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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arguments . push_back ( p_param1 ) ;
arguments . push_back ( p_param2 ) ;
arguments . push_back ( p_param3 ) ;
arguments . push_back ( p_param4 ) ;
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}
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MethodInfo : : MethodInfo ( const String & p_name , const PropertyInfo & p_param1 , const PropertyInfo & p_param2 , const PropertyInfo & p_param3 , const PropertyInfo & p_param4 , const PropertyInfo & p_param5 ) :
name ( p_name ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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arguments . push_back ( p_param1 ) ;
arguments . push_back ( p_param2 ) ;
arguments . push_back ( p_param3 ) ;
arguments . push_back ( p_param4 ) ;
arguments . push_back ( p_param5 ) ;
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}
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MethodInfo : : MethodInfo ( Variant : : Type ret ) :
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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return_val . type = ret ;
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}
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MethodInfo : : MethodInfo ( Variant : : Type ret , const String & p_name ) :
name ( p_name ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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return_val . type = ret ;
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}
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MethodInfo : : MethodInfo ( Variant : : Type ret , const String & p_name , const PropertyInfo & p_param1 ) :
name ( p_name ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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return_val . type = ret ;
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arguments . push_back ( p_param1 ) ;
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}
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MethodInfo : : MethodInfo ( Variant : : Type ret , const String & p_name , const PropertyInfo & p_param1 , const PropertyInfo & p_param2 ) :
name ( p_name ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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return_val . type = ret ;
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arguments . push_back ( p_param1 ) ;
arguments . push_back ( p_param2 ) ;
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}
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MethodInfo : : MethodInfo ( Variant : : Type ret , const String & p_name , const PropertyInfo & p_param1 , const PropertyInfo & p_param2 , const PropertyInfo & p_param3 ) :
name ( p_name ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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return_val . type = ret ;
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arguments . push_back ( p_param1 ) ;
arguments . push_back ( p_param2 ) ;
arguments . push_back ( p_param3 ) ;
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}
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MethodInfo : : MethodInfo ( Variant : : Type ret , const String & p_name , const PropertyInfo & p_param1 , const PropertyInfo & p_param2 , const PropertyInfo & p_param3 , const PropertyInfo & p_param4 ) :
name ( p_name ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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return_val . type = ret ;
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arguments . push_back ( p_param1 ) ;
arguments . push_back ( p_param2 ) ;
arguments . push_back ( p_param3 ) ;
arguments . push_back ( p_param4 ) ;
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}
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MethodInfo : : MethodInfo ( Variant : : Type ret , const String & p_name , const PropertyInfo & p_param1 , const PropertyInfo & p_param2 , const PropertyInfo & p_param3 , const PropertyInfo & p_param4 , const PropertyInfo & p_param5 ) :
name ( p_name ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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return_val . type = ret ;
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arguments . push_back ( p_param1 ) ;
arguments . push_back ( p_param2 ) ;
arguments . push_back ( p_param3 ) ;
arguments . push_back ( p_param4 ) ;
arguments . push_back ( p_param5 ) ;
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}
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MethodInfo : : MethodInfo ( const PropertyInfo & p_ret , const String & p_name ) :
name ( p_name ) ,
return_val ( p_ret ) ,
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flags ( METHOD_FLAG_NORMAL ) ,
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id ( 0 ) {
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}
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MethodInfo : : MethodInfo ( const PropertyInfo & p_ret , const String & p_name , const PropertyInfo & p_param1 ) :
name ( p_name ) ,
return_val ( p_ret ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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arguments . push_back ( p_param1 ) ;
}
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MethodInfo : : MethodInfo ( const PropertyInfo & p_ret , const String & p_name , const PropertyInfo & p_param1 , const PropertyInfo & p_param2 ) :
name ( p_name ) ,
return_val ( p_ret ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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arguments . push_back ( p_param1 ) ;
arguments . push_back ( p_param2 ) ;
}
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MethodInfo : : MethodInfo ( const PropertyInfo & p_ret , const String & p_name , const PropertyInfo & p_param1 , const PropertyInfo & p_param2 , const PropertyInfo & p_param3 ) :
name ( p_name ) ,
return_val ( p_ret ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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arguments . push_back ( p_param1 ) ;
arguments . push_back ( p_param2 ) ;
arguments . push_back ( p_param3 ) ;
}
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MethodInfo : : MethodInfo ( const PropertyInfo & p_ret , const String & p_name , const PropertyInfo & p_param1 , const PropertyInfo & p_param2 , const PropertyInfo & p_param3 , const PropertyInfo & p_param4 ) :
name ( p_name ) ,
return_val ( p_ret ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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arguments . push_back ( p_param1 ) ;
arguments . push_back ( p_param2 ) ;
arguments . push_back ( p_param3 ) ;
arguments . push_back ( p_param4 ) ;
}
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MethodInfo : : MethodInfo ( const PropertyInfo & p_ret , const String & p_name , const PropertyInfo & p_param1 , const PropertyInfo & p_param2 , const PropertyInfo & p_param3 , const PropertyInfo & p_param4 , const PropertyInfo & p_param5 ) :
name ( p_name ) ,
return_val ( p_ret ) ,
flags ( METHOD_FLAG_NORMAL ) ,
id ( 0 ) {
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arguments . push_back ( p_param1 ) ;
arguments . push_back ( p_param2 ) ;
arguments . push_back ( p_param3 ) ;
arguments . push_back ( p_param4 ) ;
arguments . push_back ( p_param5 ) ;
}
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Object : : Connection : : operator Variant ( ) const {
Dictionary d ;
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d [ " source " ] = source ;
d [ " signal " ] = signal ;
d [ " target " ] = target ;
d [ " method " ] = method ;
d [ " flags " ] = flags ;
d [ " binds " ] = binds ;
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return d ;
}
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bool Object : : Connection : : operator < ( const Connection & p_conn ) const {
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if ( source = = p_conn . source ) {
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if ( signal = = p_conn . signal ) {
if ( target = = p_conn . target ) {
return method < p_conn . method ;
} else {
return target < p_conn . target ;
}
} else
return signal < p_conn . signal ;
} else {
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return source < p_conn . source ;
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}
}
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Object : : Connection : : Connection ( const Variant & p_variant ) {
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Dictionary d = p_variant ;
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if ( d . has ( " source " ) )
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source = d [ " source " ] ;
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if ( d . has ( " signal " ) )
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signal = d [ " signal " ] ;
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if ( d . has ( " target " ) )
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target = d [ " target " ] ;
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if ( d . has ( " method " ) )
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method = d [ " method " ] ;
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if ( d . has ( " flags " ) )
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flags = d [ " flags " ] ;
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if ( d . has ( " binds " ) )
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binds = d [ " binds " ] ;
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}
bool Object : : _predelete ( ) {
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_predelete_ok = 1 ;
notification ( NOTIFICATION_PREDELETE , true ) ;
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if ( _predelete_ok ) {
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_class_ptr = NULL ; //must restore so destructors can access class ptr correctly
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}
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return _predelete_ok ;
}
void Object : : _postinitialize ( ) {
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_class_ptr = _get_class_namev ( ) ;
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_initialize_classv ( ) ;
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notification ( NOTIFICATION_POSTINITIALIZE ) ;
}
void Object : : get_valid_parents_static ( List < String > * p_parents ) {
}
void Object : : _get_valid_parents_static ( List < String > * p_parents ) {
}
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void Object : : set ( const StringName & p_name , const Variant & p_value , bool * r_valid ) {
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# ifdef TOOLS_ENABLED
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_edited = true ;
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# endif
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if ( script_instance ) {
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if ( script_instance - > set ( p_name , p_value ) ) {
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if ( r_valid )
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* r_valid = true ;
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return ;
}
}
//try built-in setgetter
{
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if ( ClassDB : : set_property ( this , p_name , p_value , r_valid ) ) {
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/*
if ( r_valid )
* r_valid = true ;
*/
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return ;
}
}
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if ( p_name = = CoreStringNames : : get_singleton ( ) - > _script ) {
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set_script ( p_value ) ;
if ( r_valid )
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* r_valid = true ;
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return ;
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} else if ( p_name = = CoreStringNames : : get_singleton ( ) - > _meta ) {
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//set_meta(p_name,p_value);
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metadata = p_value ;
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if ( r_valid )
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* r_valid = true ;
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return ;
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}
//something inside the object... :|
bool success = _setv ( p_name , p_value ) ;
if ( success ) {
if ( r_valid )
* r_valid = true ;
return ;
}
{
bool valid ;
setvar ( p_name , p_value , & valid ) ;
if ( valid ) {
if ( r_valid )
* r_valid = true ;
return ;
}
}
# ifdef TOOLS_ENABLED
if ( script_instance ) {
bool valid ;
script_instance - > property_set_fallback ( p_name , p_value , & valid ) ;
if ( valid ) {
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if ( r_valid )
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* r_valid = true ;
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return ;
}
}
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# endif
if ( r_valid )
* r_valid = false ;
return ;
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}
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Variant Object : : get ( const StringName & p_name , bool * r_valid ) const {
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Variant ret ;
if ( script_instance ) {
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if ( script_instance - > get ( p_name , ret ) ) {
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if ( r_valid )
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* r_valid = true ;
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return ret ;
}
}
//try built-in setgetter
{
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if ( ClassDB : : get_property ( const_cast < Object * > ( this ) , p_name , ret ) ) {
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if ( r_valid )
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* r_valid = true ;
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return ret ;
}
}
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if ( p_name = = CoreStringNames : : get_singleton ( ) - > _script ) {
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ret = get_script ( ) ;
if ( r_valid )
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* r_valid = true ;
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return ret ;
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} else if ( p_name = = CoreStringNames : : get_singleton ( ) - > _meta ) {
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ret = metadata ;
if ( r_valid )
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* r_valid = true ;
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return ret ;
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} else {
//something inside the object... :|
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bool success = _getv ( p_name , ret ) ;
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if ( success ) {
if ( r_valid )
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* r_valid = true ;
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return ret ;
}
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//if nothing else, use getvar
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{
bool valid ;
ret = getvar ( p_name , & valid ) ;
if ( valid ) {
if ( r_valid )
* r_valid = true ;
return ret ;
}
}
# ifdef TOOLS_ENABLED
if ( script_instance ) {
bool valid ;
ret = script_instance - > property_get_fallback ( p_name , & valid ) ;
if ( valid ) {
if ( r_valid )
* r_valid = true ;
return ret ;
}
}
# endif
if ( r_valid )
* r_valid = false ;
return Variant ( ) ;
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}
}
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void Object : : set_indexed ( const Vector < StringName > & p_names , const Variant & p_value , bool * r_valid ) {
if ( p_names . empty ( ) ) {
if ( r_valid )
* r_valid = false ;
return ;
}
if ( p_names . size ( ) = = 1 ) {
set ( p_names [ 0 ] , p_value , r_valid ) ;
return ;
}
bool valid = false ;
if ( ! r_valid ) r_valid = & valid ;
List < Variant > value_stack ;
value_stack . push_back ( get ( p_names [ 0 ] , r_valid ) ) ;
if ( ! * r_valid ) {
value_stack . clear ( ) ;
return ;
}
for ( int i = 1 ; i < p_names . size ( ) - 1 ; i + + ) {
value_stack . push_back ( value_stack . back ( ) - > get ( ) . get_named ( p_names [ i ] , r_valid ) ) ;
if ( ! * r_valid ) {
value_stack . clear ( ) ;
return ;
}
}
value_stack . push_back ( p_value ) ; // p_names[p_names.size() - 1]
for ( int i = p_names . size ( ) - 1 ; i > 0 ; i - - ) {
value_stack . back ( ) - > prev ( ) - > get ( ) . set_named ( p_names [ i ] , value_stack . back ( ) - > get ( ) , r_valid ) ;
value_stack . pop_back ( ) ;
if ( ! * r_valid ) {
value_stack . clear ( ) ;
return ;
}
}
set ( p_names [ 0 ] , value_stack . back ( ) - > get ( ) , r_valid ) ;
value_stack . pop_back ( ) ;
ERR_FAIL_COND ( ! value_stack . empty ( ) ) ;
}
Variant Object : : get_indexed ( const Vector < StringName > & p_names , bool * r_valid ) const {
if ( p_names . empty ( ) ) {
if ( r_valid )
* r_valid = false ;
return Variant ( ) ;
}
bool valid = false ;
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Variant current_value = get ( p_names [ 0 ] , & valid ) ;
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for ( int i = 1 ; i < p_names . size ( ) ; i + + ) {
current_value = current_value . get_named ( p_names [ i ] , & valid ) ;
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if ( ! valid )
break ;
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}
if ( r_valid )
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* r_valid = valid ;
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return current_value ;
}
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void Object : : get_property_list ( List < PropertyInfo > * p_list , bool p_reversed ) const {
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if ( script_instance & & p_reversed ) {
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p_list - > push_back ( PropertyInfo ( Variant : : NIL , " Script Variables " , PROPERTY_HINT_NONE , String ( ) , PROPERTY_USAGE_CATEGORY ) ) ;
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script_instance - > get_property_list ( p_list ) ;
}
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_get_property_listv ( p_list , p_reversed ) ;
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if ( ! is_class ( " Script " ) ) { // can still be set, but this is for userfriendlyness
# ifdef TOOLS_ENABLED
p_list - > push_back ( PropertyInfo ( Variant : : NIL , " Script " , PROPERTY_HINT_NONE , " " , PROPERTY_USAGE_GROUP ) ) ;
# endif
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p_list - > push_back ( PropertyInfo ( Variant : : OBJECT , " script " , PROPERTY_HINT_RESOURCE_TYPE , " Script " , PROPERTY_USAGE_DEFAULT ) ) ;
}
if ( ! metadata . empty ( ) ) {
p_list - > push_back ( PropertyInfo ( Variant : : DICTIONARY , " __meta__ " , PROPERTY_HINT_NONE , " " , PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL ) ) ;
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}
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if ( script_instance & & ! p_reversed ) {
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p_list - > push_back ( PropertyInfo ( Variant : : NIL , " Script Variables " , PROPERTY_HINT_NONE , String ( ) , PROPERTY_USAGE_CATEGORY ) ) ;
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script_instance - > get_property_list ( p_list ) ;
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}
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}
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void Object : : _validate_property ( PropertyInfo & property ) const {
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}
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void Object : : get_method_list ( List < MethodInfo > * p_list ) const {
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ClassDB : : get_method_list ( get_class_name ( ) , p_list ) ;
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if ( script_instance ) {
script_instance - > get_method_list ( p_list ) ;
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}
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}
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Variant Object : : _call_bind ( const Variant * * p_args , int p_argcount , Variant : : CallError & r_error ) {
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if ( p_argcount < 1 ) {
r_error . error = Variant : : CallError : : CALL_ERROR_TOO_FEW_ARGUMENTS ;
r_error . argument = 0 ;
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return Variant ( ) ;
}
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if ( p_args [ 0 ] - > get_type ( ) ! = Variant : : STRING ) {
r_error . error = Variant : : CallError : : CALL_ERROR_INVALID_ARGUMENT ;
r_error . argument = 0 ;
r_error . expected = Variant : : STRING ;
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return Variant ( ) ;
}
StringName method = * p_args [ 0 ] ;
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return call ( method , & p_args [ 1 ] , p_argcount - 1 , r_error ) ;
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}
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Variant Object : : _call_deferred_bind ( const Variant * * p_args , int p_argcount , Variant : : CallError & r_error ) {
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if ( p_argcount < 1 ) {
r_error . error = Variant : : CallError : : CALL_ERROR_TOO_FEW_ARGUMENTS ;
r_error . argument = 0 ;
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return Variant ( ) ;
}
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if ( p_args [ 0 ] - > get_type ( ) ! = Variant : : STRING ) {
r_error . error = Variant : : CallError : : CALL_ERROR_INVALID_ARGUMENT ;
r_error . argument = 0 ;
r_error . expected = Variant : : STRING ;
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return Variant ( ) ;
}
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r_error . error = Variant : : CallError : : CALL_OK ;
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2016-01-04 13:35:21 +01:00
StringName method = * p_args [ 0 ] ;
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MessageQueue : : get_singleton ( ) - > push_call ( get_instance_id ( ) , method , & p_args [ 1 ] , p_argcount - 1 ) ;
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return Variant ( ) ;
}
# ifdef DEBUG_ENABLED
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static void _test_call_error ( const StringName & p_func , const Variant : : CallError & error ) {
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switch ( error . error ) {
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case Variant : : CallError : : CALL_OK :
case Variant : : CallError : : CALL_ERROR_INVALID_METHOD :
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break ;
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case Variant : : CallError : : CALL_ERROR_INVALID_ARGUMENT : {
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ERR_EXPLAIN ( " Error Calling Function: " + String ( p_func ) + " - Invalid type for argument " + itos ( error . argument ) + " , expected " + Variant : : get_type_name ( error . expected ) ) ;
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ERR_FAIL ( ) ;
break ;
}
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case Variant : : CallError : : CALL_ERROR_TOO_MANY_ARGUMENTS : {
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ERR_EXPLAIN ( " Error Calling Function: " + String ( p_func ) + " - Too many arguments, expected " + itos ( error . argument ) ) ;
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ERR_FAIL ( ) ;
break ;
}
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case Variant : : CallError : : CALL_ERROR_TOO_FEW_ARGUMENTS : {
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ERR_EXPLAIN ( " Error Calling Function: " + String ( p_func ) + " - Too few arguments, expected " + itos ( error . argument ) ) ;
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ERR_FAIL ( ) ;
break ;
}
case Variant : : CallError : : CALL_ERROR_INSTANCE_IS_NULL :
break ;
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}
}
# else
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# define _test_call_error(m_str, m_err)
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# endif
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void Object : : call_multilevel ( const StringName & p_method , const Variant * * p_args , int p_argcount ) {
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if ( p_method = = CoreStringNames : : get_singleton ( ) - > _free ) {
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# ifdef DEBUG_ENABLED
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if ( Object : : cast_to < Reference > ( this ) ) {
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ERR_EXPLAIN ( " Can't 'free' a reference. " ) ;
ERR_FAIL ( ) ;
return ;
}
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if ( _lock_index . get ( ) > 1 ) {
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ERR_EXPLAIN ( " Object is locked and can't be freed. " ) ;
ERR_FAIL ( ) ;
return ;
}
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# endif
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//must be here, must be before everything,
memdelete ( this ) ;
return ;
}
//Variant ret;
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OBJ_DEBUG_LOCK
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Variant : : CallError error ;
if ( script_instance ) {
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script_instance - > call_multilevel ( p_method , p_args , p_argcount ) ;
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//_test_call_error(p_method,error);
}
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MethodBind * method = ClassDB : : get_method ( get_class_name ( ) , p_method ) ;
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if ( method ) {
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method - > call ( this , p_args , p_argcount , error ) ;
_test_call_error ( p_method , error ) ;
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}
}
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void Object : : call_multilevel_reversed ( const StringName & p_method , const Variant * * p_args , int p_argcount ) {
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MethodBind * method = ClassDB : : get_method ( get_class_name ( ) , p_method ) ;
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Variant : : CallError error ;
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OBJ_DEBUG_LOCK
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if ( method ) {
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method - > call ( this , p_args , p_argcount , error ) ;
_test_call_error ( p_method , error ) ;
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}
//Variant ret;
if ( script_instance ) {
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script_instance - > call_multilevel_reversed ( p_method , p_args , p_argcount ) ;
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//_test_call_error(p_method,error);
}
}
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bool Object : : has_method ( const StringName & p_method ) const {
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if ( p_method = = CoreStringNames : : get_singleton ( ) - > _free ) {
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return true ;
}
if ( script_instance & & script_instance - > has_method ( p_method ) ) {
return true ;
}
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MethodBind * method = ClassDB : : get_method ( get_class_name ( ) , p_method ) ;
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if ( method ) {
return true ;
}
return false ;
}
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Variant Object : : getvar ( const Variant & p_key , bool * r_valid ) const {
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if ( r_valid )
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* r_valid = false ;
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return Variant ( ) ;
}
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void Object : : setvar ( const Variant & p_key , const Variant & p_value , bool * r_valid ) {
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if ( r_valid )
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* r_valid = false ;
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}
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Variant Object : : callv ( const StringName & p_method , const Array & p_args ) {
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const Variant * * argptrs = NULL ;
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2019-03-05 11:24:21 +01:00
if ( p_args . size ( ) > 0 ) {
argptrs = ( const Variant * * ) alloca ( sizeof ( Variant * ) * p_args . size ( ) ) ;
for ( int i = 0 ; i < p_args . size ( ) ; i + + ) {
argptrs [ i ] = & p_args [ i ] ;
}
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}
Variant : : CallError ce ;
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Variant ret = call ( p_method , argptrs , p_args . size ( ) , ce ) ;
if ( ce . error ! = Variant : : CallError : : CALL_OK ) {
ERR_EXPLAIN ( " Error calling method from 'callv': " + Variant : : get_call_error_text ( this , p_method , argptrs , p_args . size ( ) , ce ) ) ;
ERR_FAIL_V ( Variant ( ) ) ;
}
return ret ;
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}
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Variant Object : : call ( const StringName & p_name , VARIANT_ARG_DECLARE ) {
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VARIANT_ARGPTRS ;
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int argc = 0 ;
for ( int i = 0 ; i < VARIANT_ARG_MAX ; i + + ) {
if ( argptr [ i ] - > get_type ( ) = = Variant : : NIL )
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break ;
argc + + ;
}
Variant : : CallError error ;
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Variant ret = call ( p_name , argptr , argc , error ) ;
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return ret ;
}
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void Object : : call_multilevel ( const StringName & p_name , VARIANT_ARG_DECLARE ) {
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VARIANT_ARGPTRS ;
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int argc = 0 ;
for ( int i = 0 ; i < VARIANT_ARG_MAX ; i + + ) {
if ( argptr [ i ] - > get_type ( ) = = Variant : : NIL )
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break ;
argc + + ;
}
//Variant::CallError error;
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call_multilevel ( p_name , argptr , argc ) ;
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}
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Variant Object : : call ( const StringName & p_method , const Variant * * p_args , int p_argcount , Variant : : CallError & r_error ) {
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r_error . error = Variant : : CallError : : CALL_OK ;
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if ( p_method = = CoreStringNames : : get_singleton ( ) - > _free ) {
//free must be here, before anything, always ready
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# ifdef DEBUG_ENABLED
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if ( p_argcount ! = 0 ) {
r_error . argument = 0 ;
r_error . error = Variant : : CallError : : CALL_ERROR_TOO_MANY_ARGUMENTS ;
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return Variant ( ) ;
}
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if ( Object : : cast_to < Reference > ( this ) ) {
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r_error . argument = 0 ;
r_error . error = Variant : : CallError : : CALL_ERROR_INVALID_METHOD ;
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ERR_EXPLAIN ( " Can't 'free' a reference. " ) ;
ERR_FAIL_V ( Variant ( ) ) ;
}
2014-04-05 17:39:30 +02:00
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if ( _lock_index . get ( ) > 1 ) {
r_error . argument = 0 ;
r_error . error = Variant : : CallError : : CALL_ERROR_INVALID_METHOD ;
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ERR_EXPLAIN ( " Object is locked and can't be freed. " ) ;
ERR_FAIL_V ( Variant ( ) ) ;
}
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# endif
//must be here, must be before everything,
memdelete ( this ) ;
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r_error . error = Variant : : CallError : : CALL_OK ;
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return Variant ( ) ;
}
Variant ret ;
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OBJ_DEBUG_LOCK
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if ( script_instance ) {
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ret = script_instance - > call ( p_method , p_args , p_argcount , r_error ) ;
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//force jumptable
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switch ( r_error . error ) {
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case Variant : : CallError : : CALL_OK :
return ret ;
case Variant : : CallError : : CALL_ERROR_INVALID_METHOD :
break ;
case Variant : : CallError : : CALL_ERROR_INVALID_ARGUMENT :
case Variant : : CallError : : CALL_ERROR_TOO_MANY_ARGUMENTS :
case Variant : : CallError : : CALL_ERROR_TOO_FEW_ARGUMENTS :
return ret ;
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case Variant : : CallError : : CALL_ERROR_INSTANCE_IS_NULL : {
}
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}
}
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MethodBind * method = ClassDB : : get_method ( get_class_name ( ) , p_method ) ;
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if ( method ) {
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ret = method - > call ( this , p_args , p_argcount , r_error ) ;
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} else {
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r_error . error = Variant : : CallError : : CALL_ERROR_INVALID_METHOD ;
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}
return ret ;
}
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void Object : : notification ( int p_notification , bool p_reversed ) {
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_notificationv ( p_notification , p_reversed ) ;
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if ( script_instance ) {
script_instance - > notification ( p_notification ) ;
}
}
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String Object : : to_string ( ) {
if ( script_instance ) {
bool valid ;
String ret = script_instance - > to_string ( & valid ) ;
if ( valid )
return ret ;
}
return " [ " + get_class ( ) + " : " + itos ( get_instance_id ( ) ) + " ] " ;
}
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void Object : : _changed_callback ( Object * p_changed , const char * p_prop ) {
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}
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void Object : : add_change_receptor ( Object * p_receptor ) {
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change_receptors . insert ( p_receptor ) ;
}
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void Object : : remove_change_receptor ( Object * p_receptor ) {
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change_receptors . erase ( p_receptor ) ;
}
void Object : : property_list_changed_notify ( ) {
_change_notify ( ) ;
}
void Object : : cancel_delete ( ) {
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_predelete_ok = true ;
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}
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void Object : : set_script_and_instance ( const RefPtr & p_script , ScriptInstance * p_instance ) {
//this function is not meant to be used in any of these ways
ERR_FAIL_COND ( p_script . is_null ( ) ) ;
ERR_FAIL_COND ( ! p_instance ) ;
ERR_FAIL_COND ( script_instance ! = NULL | | ! script . is_null ( ) ) ;
script = p_script ;
script_instance = p_instance ;
}
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void Object : : set_script ( const RefPtr & p_script ) {
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if ( script = = p_script )
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return ;
if ( script_instance ) {
memdelete ( script_instance ) ;
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script_instance = NULL ;
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}
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script = p_script ;
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Ref < Script > s ( script ) ;
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if ( ! s . is_null ( ) ) {
if ( s - > can_instance ( ) ) {
OBJ_DEBUG_LOCK
script_instance = s - > instance_create ( this ) ;
} else if ( Engine : : get_singleton ( ) - > is_editor_hint ( ) ) {
OBJ_DEBUG_LOCK
script_instance = s - > placeholder_instance_create ( this ) ;
}
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}
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_change_notify ( ) ; //scripts may add variables, so refresh is desired
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emit_signal ( CoreStringNames : : get_singleton ( ) - > script_changed ) ;
}
void Object : : set_script_instance ( ScriptInstance * p_instance ) {
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if ( script_instance = = p_instance )
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return ;
if ( script_instance )
memdelete ( script_instance ) ;
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script_instance = p_instance ;
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if ( p_instance )
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script = p_instance - > get_script ( ) . get_ref_ptr ( ) ;
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else
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script = RefPtr ( ) ;
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}
RefPtr Object : : get_script ( ) const {
return script ;
}
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bool Object : : has_meta ( const String & p_name ) const {
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return metadata . has ( p_name ) ;
}
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void Object : : set_meta ( const String & p_name , const Variant & p_value ) {
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if ( p_value . get_type ( ) = = Variant : : NIL ) {
metadata . erase ( p_name ) ;
return ;
} ;
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metadata [ p_name ] = p_value ;
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}
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Variant Object : : get_meta ( const String & p_name ) const {
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ERR_FAIL_COND_V ( ! metadata . has ( p_name ) , Variant ( ) ) ;
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return metadata [ p_name ] ;
}
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void Object : : remove_meta ( const String & p_name ) {
metadata . erase ( p_name ) ;
}
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Array Object : : _get_property_list_bind ( ) const {
List < PropertyInfo > lpi ;
get_property_list ( & lpi ) ;
return convert_property_list ( & lpi ) ;
}
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Array Object : : _get_method_list_bind ( ) const {
List < MethodInfo > ml ;
get_method_list ( & ml ) ;
Array ret ;
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for ( List < MethodInfo > : : Element * E = ml . front ( ) ; E ; E = E - > next ( ) ) {
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Dictionary d = E - > get ( ) ;
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//va.push_back(d);
ret . push_back ( d ) ;
}
return ret ;
}
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PoolVector < String > Object : : _get_meta_list_bind ( ) const {
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PoolVector < String > _metaret ;
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List < Variant > keys ;
metadata . get_key_list ( & keys ) ;
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for ( List < Variant > : : Element * E = keys . front ( ) ; E ; E = E - > next ( ) ) {
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_metaret . push_back ( E - > get ( ) ) ;
}
return _metaret ;
}
void Object : : get_meta_list ( List < String > * p_list ) const {
List < Variant > keys ;
metadata . get_key_list ( & keys ) ;
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for ( List < Variant > : : Element * E = keys . front ( ) ; E ; E = E - > next ( ) ) {
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p_list - > push_back ( E - > get ( ) ) ;
}
}
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void Object : : add_user_signal ( const MethodInfo & p_signal ) {
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ERR_FAIL_COND ( p_signal . name = = " " ) ;
ERR_FAIL_COND ( ClassDB : : has_signal ( get_class_name ( ) , p_signal . name ) ) ;
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ERR_FAIL_COND ( signal_map . has ( p_signal . name ) ) ;
Signal s ;
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s . user = p_signal ;
signal_map [ p_signal . name ] = s ;
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}
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bool Object : : _has_user_signal ( const StringName & p_name ) const {
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if ( ! signal_map . has ( p_name ) )
return false ;
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return signal_map [ p_name ] . user . name . length ( ) > 0 ;
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}
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struct _ObjectSignalDisconnectData {
StringName signal ;
Object * target ;
StringName method ;
} ;
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Variant Object : : _emit_signal ( const Variant * * p_args , int p_argcount , Variant : : CallError & r_error ) {
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r_error . error = Variant : : CallError : : CALL_ERROR_TOO_FEW_ARGUMENTS ;
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ERR_FAIL_COND_V ( p_argcount < 1 , Variant ( ) ) ;
if ( p_args [ 0 ] - > get_type ( ) ! = Variant : : STRING ) {
r_error . error = Variant : : CallError : : CALL_ERROR_INVALID_ARGUMENT ;
r_error . argument = 0 ;
r_error . expected = Variant : : STRING ;
ERR_FAIL_COND_V ( p_args [ 0 ] - > get_type ( ) ! = Variant : : STRING , Variant ( ) ) ;
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}
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r_error . error = Variant : : CallError : : CALL_OK ;
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StringName signal = * p_args [ 0 ] ;
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const Variant * * args = NULL ;
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int argc = p_argcount - 1 ;
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if ( argc ) {
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args = & p_args [ 1 ] ;
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}
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emit_signal ( signal , args , argc ) ;
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return Variant ( ) ;
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}
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Error Object : : emit_signal ( const StringName & p_name , const Variant * * p_args , int p_argcount ) {
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if ( _block_signals )
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return ERR_CANT_ACQUIRE_RESOURCE ; //no emit, signals blocked
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Signal * s = signal_map . getptr ( p_name ) ;
if ( ! s ) {
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# ifdef DEBUG_ENABLED
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bool signal_is_valid = ClassDB : : has_signal ( get_class_name ( ) , p_name ) ;
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//check in script
if ( ! signal_is_valid & & ! script . is_null ( ) & & ! Ref < Script > ( script ) - > has_script_signal ( p_name ) ) {
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ERR_EXPLAIN ( " Can't emit non-existing signal " + String ( " \" " ) + p_name + " \" . " ) ;
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ERR_FAIL_V ( ERR_UNAVAILABLE ) ;
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}
# endif
//not connected? just return
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return ERR_UNAVAILABLE ;
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}
List < _ObjectSignalDisconnectData > disconnect_data ;
//copy on write will ensure that disconnecting the signal or even deleting the object will not affect the signal calling.
//this happens automatically and will not change the performance of calling.
//awesome, isn't it?
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VMap < Signal : : Target , Signal : : Slot > slot_map = s - > slot_map ;
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int ssize = slot_map . size ( ) ;
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OBJ_DEBUG_LOCK
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Vector < const Variant * > bind_mem ;
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Error err = OK ;
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for ( int i = 0 ; i < ssize ; i + + ) {
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const Connection & c = slot_map . getv ( i ) . conn ;
Object * target ;
# ifdef DEBUG_ENABLED
target = ObjectDB : : get_instance ( slot_map . getk ( i ) . _id ) ;
ERR_CONTINUE ( ! target ) ;
# else
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target = c . target ;
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# endif
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const Variant * * args = p_args ;
int argc = p_argcount ;
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if ( c . binds . size ( ) ) {
//handle binds
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bind_mem . resize ( p_argcount + c . binds . size ( ) ) ;
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for ( int j = 0 ; j < p_argcount ; j + + ) {
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bind_mem . write [ j ] = p_args [ j ] ;
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}
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for ( int j = 0 ; j < c . binds . size ( ) ; j + + ) {
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bind_mem . write [ p_argcount + j ] = & c . binds [ j ] ;
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}
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args = ( const Variant * * ) bind_mem . ptr ( ) ;
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argc = bind_mem . size ( ) ;
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}
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if ( c . flags & CONNECT_DEFERRED ) {
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MessageQueue : : get_singleton ( ) - > push_call ( target - > get_instance_id ( ) , c . method , args , argc , true ) ;
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} else {
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Variant : : CallError ce ;
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target - > call ( c . method , args , argc , ce ) ;
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if ( ce . error ! = Variant : : CallError : : CALL_OK ) {
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# ifdef DEBUG_ENABLED
if ( c . flags & CONNECT_PERSIST & & Engine : : get_singleton ( ) - > is_editor_hint ( ) & & ( script . is_null ( ) | | ! Ref < Script > ( script ) - > is_tool ( ) ) )
continue ;
# endif
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if ( ce . error = = Variant : : CallError : : CALL_ERROR_INVALID_METHOD & & ! ClassDB : : class_exists ( target - > get_class_name ( ) ) ) {
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//most likely object is not initialized yet, do not throw error.
} else {
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ERR_PRINTS ( " Error calling method from signal ' " + String ( p_name ) + " ': " + Variant : : get_call_error_text ( target , c . method , args , argc , ce ) ) ;
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err = ERR_METHOD_NOT_FOUND ;
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}
}
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}
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bool disconnect = c . flags & CONNECT_ONESHOT ;
# ifdef TOOLS_ENABLED
if ( disconnect & & ( c . flags & CONNECT_PERSIST ) & & Engine : : get_singleton ( ) - > is_editor_hint ( ) ) {
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//this signal was connected from the editor, and is being edited. just don't disconnect for now
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disconnect = false ;
}
# endif
if ( disconnect ) {
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_ObjectSignalDisconnectData dd ;
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dd . signal = p_name ;
dd . target = target ;
dd . method = c . method ;
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disconnect_data . push_back ( dd ) ;
}
}
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while ( ! disconnect_data . empty ( ) ) {
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const _ObjectSignalDisconnectData & dd = disconnect_data . front ( ) - > get ( ) ;
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disconnect ( dd . signal , dd . target , dd . method ) ;
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disconnect_data . pop_front ( ) ;
}
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return err ;
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}
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Error Object : : emit_signal ( const StringName & p_name , VARIANT_ARG_DECLARE ) {
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VARIANT_ARGPTRS ;
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int argc = 0 ;
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for ( int i = 0 ; i < VARIANT_ARG_MAX ; i + + ) {
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if ( argptr [ i ] - > get_type ( ) = = Variant : : NIL )
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break ;
argc + + ;
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}
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return emit_signal ( p_name , argptr , argc ) ;
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}
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void Object : : _add_user_signal ( const String & p_name , const Array & p_args ) {
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// this version of add_user_signal is meant to be used from scripts or external apis
// without access to ADD_SIGNAL in bind_methods
// added events are per instance, as opposed to the other ones, which are global
MethodInfo mi ;
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mi . name = p_name ;
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for ( int i = 0 ; i < p_args . size ( ) ; i + + ) {
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Dictionary d = p_args [ i ] ;
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PropertyInfo param ;
if ( d . has ( " name " ) )
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param . name = d [ " name " ] ;
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if ( d . has ( " type " ) )
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param . type = ( Variant : : Type ) ( int ) d [ " type " ] ;
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mi . arguments . push_back ( param ) ;
}
add_user_signal ( mi ) ;
}
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Array Object : : _get_signal_list ( ) const {
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List < MethodInfo > signal_list ;
get_signal_list ( & signal_list ) ;
Array ret ;
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for ( List < MethodInfo > : : Element * E = signal_list . front ( ) ; E ; E = E - > next ( ) ) {
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ret . push_back ( Dictionary ( E - > get ( ) ) ) ;
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}
return ret ;
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}
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Array Object : : _get_signal_connection_list ( const String & p_signal ) const {
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List < Connection > conns ;
get_all_signal_connections ( & conns ) ;
Array ret ;
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for ( List < Connection > : : Element * E = conns . front ( ) ; E ; E = E - > next ( ) ) {
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Connection & c = E - > get ( ) ;
if ( c . signal = = p_signal ) {
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Dictionary rc ;
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rc [ " signal " ] = c . signal ;
rc [ " method " ] = c . method ;
rc [ " source " ] = c . source ;
rc [ " target " ] = c . target ;
rc [ " binds " ] = c . binds ;
rc [ " flags " ] = c . flags ;
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ret . push_back ( rc ) ;
}
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}
return ret ;
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}
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Array Object : : _get_incoming_connections ( ) const {
Array ret ;
int connections_amount = connections . size ( ) ;
for ( int idx_conn = 0 ; idx_conn < connections_amount ; idx_conn + + ) {
Dictionary conn_data ;
conn_data [ " source " ] = connections [ idx_conn ] . source ;
conn_data [ " signal_name " ] = connections [ idx_conn ] . signal ;
conn_data [ " method_name " ] = connections [ idx_conn ] . method ;
ret . push_back ( conn_data ) ;
}
return ret ;
}
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void Object : : get_signal_list ( List < MethodInfo > * p_signals ) const {
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if ( ! script . is_null ( ) ) {
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Ref < Script > scr = script ;
if ( scr . is_valid ( ) ) {
scr - > get_script_signal_list ( p_signals ) ;
}
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}
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ClassDB : : get_signal_list ( get_class_name ( ) , p_signals ) ;
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//find maybe usersignals?
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const StringName * S = NULL ;
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while ( ( S = signal_map . next ( S ) ) ) {
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if ( signal_map [ * S ] . user . name ! = " " ) {
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//user signal
p_signals - > push_back ( signal_map [ * S ] . user ) ;
}
}
}
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void Object : : get_all_signal_connections ( List < Connection > * p_connections ) const {
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const StringName * S = NULL ;
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while ( ( S = signal_map . next ( S ) ) ) {
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const Signal * s = & signal_map [ * S ] ;
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for ( int i = 0 ; i < s - > slot_map . size ( ) ; i + + ) {
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p_connections - > push_back ( s - > slot_map . getv ( i ) . conn ) ;
}
}
}
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void Object : : get_signal_connection_list ( const StringName & p_signal , List < Connection > * p_connections ) const {
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const Signal * s = signal_map . getptr ( p_signal ) ;
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if ( ! s )
return ; //nothing
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for ( int i = 0 ; i < s - > slot_map . size ( ) ; i + + )
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p_connections - > push_back ( s - > slot_map . getv ( i ) . conn ) ;
}
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bool Object : : has_persistent_signal_connections ( ) const {
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const StringName * S = NULL ;
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while ( ( S = signal_map . next ( S ) ) ) {
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const Signal * s = & signal_map [ * S ] ;
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for ( int i = 0 ; i < s - > slot_map . size ( ) ; i + + ) {
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if ( s - > slot_map . getv ( i ) . conn . flags & CONNECT_PERSIST )
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return true ;
}
}
return false ;
}
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void Object : : get_signals_connected_to_this ( List < Connection > * p_connections ) const {
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for ( const List < Connection > : : Element * E = connections . front ( ) ; E ; E = E - > next ( ) ) {
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p_connections - > push_back ( E - > get ( ) ) ;
}
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}
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Error Object : : connect ( const StringName & p_signal , Object * p_to_object , const StringName & p_to_method , const Vector < Variant > & p_binds , uint32_t p_flags ) {
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ERR_FAIL_NULL_V ( p_to_object , ERR_INVALID_PARAMETER ) ;
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Signal * s = signal_map . getptr ( p_signal ) ;
if ( ! s ) {
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bool signal_is_valid = ClassDB : : has_signal ( get_class_name ( ) , p_signal ) ;
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//check in script
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if ( ! signal_is_valid & & ! script . is_null ( ) ) {
if ( Ref < Script > ( script ) - > has_script_signal ( p_signal ) ) {
signal_is_valid = true ;
}
# ifdef TOOLS_ENABLED
else {
//allow connecting signals anyway if script is invalid, see issue #17070
if ( ! Ref < Script > ( script ) - > is_valid ( ) ) {
signal_is_valid = true ;
}
}
# endif
}
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if ( ! signal_is_valid ) {
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ERR_EXPLAIN ( " In Object of type ' " + String ( get_class ( ) ) + " ': Attempt to connect nonexistent signal ' " + p_signal + " ' to method ' " + p_to_object - > get_class ( ) + " . " + p_to_method + " ' " ) ;
ERR_FAIL_COND_V ( ! signal_is_valid , ERR_INVALID_PARAMETER ) ;
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}
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signal_map [ p_signal ] = Signal ( ) ;
s = & signal_map [ p_signal ] ;
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}
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Signal : : Target target ( p_to_object - > get_instance_id ( ) , p_to_method ) ;
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if ( s - > slot_map . has ( target ) ) {
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if ( p_flags & CONNECT_REFERENCE_COUNTED ) {
s - > slot_map [ target ] . reference_count + + ;
return OK ;
} else {
ERR_EXPLAIN ( " Signal ' " + p_signal + " ' is already connected to given method ' " + p_to_method + " ' in that object. " ) ;
ERR_FAIL_COND_V ( s - > slot_map . has ( target ) , ERR_INVALID_PARAMETER ) ;
}
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}
Signal : : Slot slot ;
Connection conn ;
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conn . source = this ;
conn . target = p_to_object ;
conn . method = p_to_method ;
conn . signal = p_signal ;
conn . flags = p_flags ;
conn . binds = p_binds ;
slot . conn = conn ;
slot . cE = p_to_object - > connections . push_back ( conn ) ;
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if ( p_flags & CONNECT_REFERENCE_COUNTED ) {
slot . reference_count = 1 ;
}
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s - > slot_map [ target ] = slot ;
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return OK ;
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}
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bool Object : : is_connected ( const StringName & p_signal , Object * p_to_object , const StringName & p_to_method ) const {
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ERR_FAIL_NULL_V ( p_to_object , false ) ;
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const Signal * s = signal_map . getptr ( p_signal ) ;
if ( ! s ) {
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bool signal_is_valid = ClassDB : : has_signal ( get_class_name ( ) , p_signal ) ;
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if ( signal_is_valid )
return false ;
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if ( ! script . is_null ( ) & & Ref < Script > ( script ) - > has_script_signal ( p_signal ) )
return false ;
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ERR_EXPLAIN ( " Nonexistent signal: " + p_signal ) ;
ERR_FAIL_COND_V ( ! s , false ) ;
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}
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Signal : : Target target ( p_to_object - > get_instance_id ( ) , p_to_method ) ;
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return s - > slot_map . has ( target ) ;
//const Map<Signal::Target,Signal::Slot>::Element *E = s->slot_map.find(target);
//return (E!=NULL);
}
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void Object : : disconnect ( const StringName & p_signal , Object * p_to_object , const StringName & p_to_method ) {
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_disconnect ( p_signal , p_to_object , p_to_method ) ;
}
void Object : : _disconnect ( const StringName & p_signal , Object * p_to_object , const StringName & p_to_method , bool p_force ) {
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ERR_FAIL_NULL ( p_to_object ) ;
Signal * s = signal_map . getptr ( p_signal ) ;
if ( ! s ) {
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ERR_EXPLAIN ( " Nonexistent signal: " + p_signal ) ;
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ERR_FAIL_COND ( ! s ) ;
}
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if ( s - > lock > 0 ) {
ERR_EXPLAIN ( " Attempt to disconnect signal ' " + p_signal + " ' while emitting (locks: " + itos ( s - > lock ) + " ) " ) ;
ERR_FAIL_COND ( s - > lock > 0 ) ;
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}
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Signal : : Target target ( p_to_object - > get_instance_id ( ) , p_to_method ) ;
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if ( ! s - > slot_map . has ( target ) ) {
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ERR_EXPLAIN ( " Disconnecting nonexistent signal ' " + p_signal + " ', slot: " + itos ( target . _id ) + " : " + target . method ) ;
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ERR_FAIL ( ) ;
}
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Signal : : Slot * slot = & s - > slot_map [ target ] ;
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if ( ! p_force ) {
slot - > reference_count - - ; // by default is zero, if it was not referenced it will go below it
if ( slot - > reference_count > = 0 ) {
return ;
}
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}
p_to_object - > connections . erase ( slot - > cE ) ;
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s - > slot_map . erase ( target ) ;
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if ( s - > slot_map . empty ( ) & & ClassDB : : has_signal ( get_class_name ( ) , p_signal ) ) {
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//not user signal, delete
signal_map . erase ( p_signal ) ;
}
}
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void Object : : _set_bind ( const String & p_set , const Variant & p_value ) {
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set ( p_set , p_value ) ;
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}
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Variant Object : : _get_bind ( const String & p_name ) const {
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return get ( p_name ) ;
}
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void Object : : _set_indexed_bind ( const NodePath & p_name , const Variant & p_value ) {
set_indexed ( p_name . get_as_property_path ( ) . get_subnames ( ) , p_value ) ;
}
Variant Object : : _get_indexed_bind ( const NodePath & p_name ) const {
return get_indexed ( p_name . get_as_property_path ( ) . get_subnames ( ) ) ;
}
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void Object : : initialize_class ( ) {
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static bool initialized = false ;
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if ( initialized )
return ;
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ClassDB : : _add_class < Object > ( ) ;
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_bind_methods ( ) ;
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initialized = true ;
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}
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StringName Object : : tr ( const StringName & p_message ) const {
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if ( ! _can_translate | | ! TranslationServer : : get_singleton ( ) )
return p_message ;
return TranslationServer : : get_singleton ( ) - > translate ( p_message ) ;
}
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void Object : : _clear_internal_resource_paths ( const Variant & p_var ) {
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switch ( p_var . get_type ( ) ) {
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case Variant : : OBJECT : {
RES r = p_var ;
if ( ! r . is_valid ( ) )
return ;
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if ( ! r - > get_path ( ) . begins_with ( " res:// " ) | | r - > get_path ( ) . find ( " :: " ) = = - 1 )
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return ; //not an internal resource
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Object * object = p_var ;
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if ( ! object )
return ;
r - > set_path ( " " ) ;
r - > clear_internal_resource_paths ( ) ;
} break ;
case Variant : : ARRAY : {
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Array a = p_var ;
for ( int i = 0 ; i < a . size ( ) ; i + + ) {
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_clear_internal_resource_paths ( a [ i ] ) ;
}
} break ;
case Variant : : DICTIONARY : {
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Dictionary d = p_var ;
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List < Variant > keys ;
d . get_key_list ( & keys ) ;
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for ( List < Variant > : : Element * E = keys . front ( ) ; E ; E = E - > next ( ) ) {
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_clear_internal_resource_paths ( E - > get ( ) ) ;
_clear_internal_resource_paths ( d [ E - > get ( ) ] ) ;
}
} break ;
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default : {
}
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}
}
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# ifdef TOOLS_ENABLED
void Object : : editor_set_section_unfold ( const String & p_section , bool p_unfolded ) {
set_edited ( true ) ;
if ( p_unfolded )
editor_section_folding . insert ( p_section ) ;
else
editor_section_folding . erase ( p_section ) ;
}
bool Object : : editor_is_section_unfolded ( const String & p_section ) {
return editor_section_folding . has ( p_section ) ;
}
# endif
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void Object : : clear_internal_resource_paths ( ) {
List < PropertyInfo > pinfo ;
get_property_list ( & pinfo ) ;
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for ( List < PropertyInfo > : : Element * E = pinfo . front ( ) ; E ; E = E - > next ( ) ) {
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_clear_internal_resource_paths ( get ( E - > get ( ) . name ) ) ;
}
}
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void Object : : _bind_methods ( ) {
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ClassDB : : bind_method ( D_METHOD ( " get_class " ) , & Object : : get_class ) ;
ClassDB : : bind_method ( D_METHOD ( " is_class " , " type " ) , & Object : : is_class ) ;
ClassDB : : bind_method ( D_METHOD ( " set " , " property " , " value " ) , & Object : : _set_bind ) ;
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ClassDB : : bind_method ( D_METHOD ( " get " , " property " ) , & Object : : _get_bind ) ;
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ClassDB : : bind_method ( D_METHOD ( " set_indexed " , " property " , " value " ) , & Object : : _set_indexed_bind ) ;
ClassDB : : bind_method ( D_METHOD ( " get_indexed " , " property " ) , & Object : : _get_indexed_bind ) ;
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ClassDB : : bind_method ( D_METHOD ( " get_property_list " ) , & Object : : _get_property_list_bind ) ;
ClassDB : : bind_method ( D_METHOD ( " get_method_list " ) , & Object : : _get_method_list_bind ) ;
ClassDB : : bind_method ( D_METHOD ( " notification " , " what " , " reversed " ) , & Object : : notification , DEFVAL ( false ) ) ;
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ClassDB : : bind_method ( D_METHOD ( " to_string " ) , & Object : : to_string ) ;
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ClassDB : : bind_method ( D_METHOD ( " get_instance_id " ) , & Object : : get_instance_id ) ;
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ClassDB : : bind_method ( D_METHOD ( " set_script " , " script " ) , & Object : : set_script ) ;
ClassDB : : bind_method ( D_METHOD ( " get_script " ) , & Object : : get_script ) ;
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ClassDB : : bind_method ( D_METHOD ( " set_meta " , " name " , " value " ) , & Object : : set_meta ) ;
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ClassDB : : bind_method ( D_METHOD ( " remove_meta " , " name " ) , & Object : : remove_meta ) ;
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ClassDB : : bind_method ( D_METHOD ( " get_meta " , " name " ) , & Object : : get_meta ) ;
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ClassDB : : bind_method ( D_METHOD ( " has_meta " , " name " ) , & Object : : has_meta ) ;
ClassDB : : bind_method ( D_METHOD ( " get_meta_list " ) , & Object : : _get_meta_list_bind ) ;
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//todo reimplement this per language so all 5 arguments can be called
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//ClassDB::bind_method(D_METHOD("call","method","arg1","arg2","arg3","arg4"),&Object::_call_bind,DEFVAL(Variant()),DEFVAL(Variant()),DEFVAL(Variant()),DEFVAL(Variant()));
//ClassDB::bind_method(D_METHOD("call_deferred","method","arg1","arg2","arg3","arg4"),&Object::_call_deferred_bind,DEFVAL(Variant()),DEFVAL(Variant()),DEFVAL(Variant()),DEFVAL(Variant()));
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ClassDB : : bind_method ( D_METHOD ( " add_user_signal " , " signal " , " arguments " ) , & Object : : _add_user_signal , DEFVAL ( Array ( ) ) ) ;
ClassDB : : bind_method ( D_METHOD ( " has_user_signal " , " signal " ) , & Object : : _has_user_signal ) ;
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//ClassDB::bind_method(D_METHOD("emit_signal","signal","arguments"),&Object::_emit_signal,DEFVAL(Array()));
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{
MethodInfo mi ;
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mi . name = " emit_signal " ;
mi . arguments . push_back ( PropertyInfo ( Variant : : STRING , " signal " ) ) ;
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ClassDB : : bind_vararg_method ( METHOD_FLAGS_DEFAULT , " emit_signal " , & Object : : _emit_signal , mi ) ;
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}
{
MethodInfo mi ;
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mi . name = " call " ;
mi . arguments . push_back ( PropertyInfo ( Variant : : STRING , " method " ) ) ;
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ClassDB : : bind_vararg_method ( METHOD_FLAGS_DEFAULT , " call " , & Object : : _call_bind , mi ) ;
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}
{
MethodInfo mi ;
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mi . name = " call_deferred " ;
mi . arguments . push_back ( PropertyInfo ( Variant : : STRING , " method " ) ) ;
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ClassDB : : bind_vararg_method ( METHOD_FLAGS_DEFAULT , " call_deferred " , & Object : : _call_deferred_bind , mi ) ;
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}
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ClassDB : : bind_method ( D_METHOD ( " set_deferred " , " property " , " value " ) , & Object : : set_deferred ) ;
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ClassDB : : bind_method ( D_METHOD ( " callv " , " method " , " arg_array " ) , & Object : : callv ) ;
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ClassDB : : bind_method ( D_METHOD ( " has_method " , " method " ) , & Object : : has_method ) ;
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ClassDB : : bind_method ( D_METHOD ( " get_signal_list " ) , & Object : : _get_signal_list ) ;
ClassDB : : bind_method ( D_METHOD ( " get_signal_connection_list " , " signal " ) , & Object : : _get_signal_connection_list ) ;
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ClassDB : : bind_method ( D_METHOD ( " get_incoming_connections " ) , & Object : : _get_incoming_connections ) ;
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ClassDB : : bind_method ( D_METHOD ( " connect " , " signal " , " target " , " method " , " binds " , " flags " ) , & Object : : connect , DEFVAL ( Array ( ) ) , DEFVAL ( 0 ) ) ;
ClassDB : : bind_method ( D_METHOD ( " disconnect " , " signal " , " target " , " method " ) , & Object : : disconnect ) ;
ClassDB : : bind_method ( D_METHOD ( " is_connected " , " signal " , " target " , " method " ) , & Object : : is_connected ) ;
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ClassDB : : bind_method ( D_METHOD ( " set_block_signals " , " enable " ) , & Object : : set_block_signals ) ;
ClassDB : : bind_method ( D_METHOD ( " is_blocking_signals " ) , & Object : : is_blocking_signals ) ;
ClassDB : : bind_method ( D_METHOD ( " property_list_changed_notify " ) , & Object : : property_list_changed_notify ) ;
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ClassDB : : bind_method ( D_METHOD ( " set_message_translation " , " enable " ) , & Object : : set_message_translation ) ;
ClassDB : : bind_method ( D_METHOD ( " can_translate_messages " ) , & Object : : can_translate_messages ) ;
ClassDB : : bind_method ( D_METHOD ( " tr " , " message " ) , & Object : : tr ) ;
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ClassDB : : bind_method ( D_METHOD ( " is_queued_for_deletion " ) , & Object : : is_queued_for_deletion ) ;
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ClassDB : : add_virtual_method ( " Object " , MethodInfo ( " free " ) , false ) ;
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ADD_SIGNAL ( MethodInfo ( " script_changed " ) ) ;
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BIND_VMETHOD ( MethodInfo ( " _notification " , PropertyInfo ( Variant : : INT , " what " ) ) ) ;
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BIND_VMETHOD ( MethodInfo ( Variant : : BOOL , " _set " , PropertyInfo ( Variant : : STRING , " property " ) , PropertyInfo ( Variant : : NIL , " value " ) ) ) ;
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# ifdef TOOLS_ENABLED
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MethodInfo miget ( " _get " , PropertyInfo ( Variant : : STRING , " property " ) ) ;
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miget . return_val . name = " Variant " ;
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miget . return_val . usage | = PROPERTY_USAGE_NIL_IS_VARIANT ;
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BIND_VMETHOD ( miget ) ;
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MethodInfo plget ( " _get_property_list " ) ;
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plget . return_val . type = Variant : : ARRAY ;
BIND_VMETHOD ( plget ) ;
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# endif
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BIND_VMETHOD ( MethodInfo ( " _init " ) ) ;
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BIND_VMETHOD ( MethodInfo ( Variant : : STRING , " _to_string " ) ) ;
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BIND_CONSTANT ( NOTIFICATION_POSTINITIALIZE ) ;
BIND_CONSTANT ( NOTIFICATION_PREDELETE ) ;
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BIND_ENUM_CONSTANT ( CONNECT_DEFERRED ) ;
BIND_ENUM_CONSTANT ( CONNECT_PERSIST ) ;
BIND_ENUM_CONSTANT ( CONNECT_ONESHOT ) ;
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BIND_ENUM_CONSTANT ( CONNECT_REFERENCE_COUNTED ) ;
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}
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void Object : : call_deferred ( const StringName & p_method , VARIANT_ARG_DECLARE ) {
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MessageQueue : : get_singleton ( ) - > push_call ( this , p_method , VARIANT_ARG_PASS ) ;
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}
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void Object : : set_deferred ( const StringName & p_property , const Variant & p_value ) {
MessageQueue : : get_singleton ( ) - > push_set ( this , p_property , p_value ) ;
}
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void Object : : set_block_signals ( bool p_block ) {
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_block_signals = p_block ;
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}
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bool Object : : is_blocking_signals ( ) const {
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return _block_signals ;
}
void Object : : get_translatable_strings ( List < String > * p_strings ) const {
List < PropertyInfo > plist ;
get_property_list ( & plist ) ;
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for ( List < PropertyInfo > : : Element * E = plist . front ( ) ; E ; E = E - > next ( ) ) {
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if ( ! ( E - > get ( ) . usage & PROPERTY_USAGE_INTERNATIONALIZED ) )
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continue ;
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String text = get ( E - > get ( ) . name ) ;
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if ( text = = " " )
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continue ;
p_strings - > push_back ( text ) ;
}
}
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Variant : : Type Object : : get_static_property_type ( const StringName & p_property , bool * r_valid ) const {
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bool valid ;
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Variant : : Type t = ClassDB : : get_property_type ( get_class_name ( ) , p_property , & valid ) ;
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if ( valid ) {
if ( r_valid )
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* r_valid = true ;
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return t ;
}
if ( get_script_instance ( ) ) {
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return get_script_instance ( ) - > get_property_type ( p_property , r_valid ) ;
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}
if ( r_valid )
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* r_valid = false ;
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return Variant : : NIL ;
}
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Variant : : Type Object : : get_static_property_type_indexed ( const Vector < StringName > & p_path , bool * r_valid ) const {
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if ( p_path . size ( ) = = 0 ) {
if ( r_valid )
* r_valid = false ;
return Variant : : NIL ;
}
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bool valid = false ;
Variant : : Type t = get_static_property_type ( p_path [ 0 ] , & valid ) ;
if ( ! valid ) {
if ( r_valid )
* r_valid = false ;
return Variant : : NIL ;
}
Variant : : CallError ce ;
Variant check = Variant : : construct ( t , NULL , 0 , ce ) ;
for ( int i = 1 ; i < p_path . size ( ) ; i + + ) {
if ( check . get_type ( ) = = Variant : : OBJECT | | check . get_type ( ) = = Variant : : DICTIONARY | | check . get_type ( ) = = Variant : : ARRAY ) {
// We cannot be sure about the type of properties this types can have
if ( r_valid )
* r_valid = false ;
return Variant : : NIL ;
}
check = check . get_named ( p_path [ i ] , & valid ) ;
if ( ! valid ) {
if ( r_valid )
* r_valid = false ;
return Variant : : NIL ;
}
}
if ( r_valid )
* r_valid = true ;
return check . get_type ( ) ;
}
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bool Object : : is_queued_for_deletion ( ) const {
return _is_queued_for_deletion ;
}
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# ifdef TOOLS_ENABLED
void Object : : set_edited ( bool p_edited ) {
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_edited = p_edited ;
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_edited_version + + ;
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}
bool Object : : is_edited ( ) const {
return _edited ;
}
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uint32_t Object : : get_edited_version ( ) const {
return _edited_version ;
}
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# endif
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void * Object : : get_script_instance_binding ( int p_script_language_index ) {
# ifdef DEBUG_ENABLED
ERR_FAIL_INDEX_V ( p_script_language_index , MAX_SCRIPT_INSTANCE_BINDINGS , NULL ) ;
# endif
//it's up to the script language to make this thread safe, if the function is called twice due to threads being out of syncro
//just return the same pointer.
//if you want to put a big lock in the entire function and keep allocated pointers in a map or something, feel free to do it
//as it should not really affect performance much (won't be called too often), as in far most caes the condition below will be false afterwards
if ( ! _script_instance_bindings [ p_script_language_index ] ) {
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void * script_data = ScriptServer : : get_language ( p_script_language_index ) - > alloc_instance_binding_data ( this ) ;
if ( script_data ) {
atomic_increment ( & instance_binding_count ) ;
_script_instance_bindings [ p_script_language_index ] = script_data ;
}
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}
return _script_instance_bindings [ p_script_language_index ] ;
}
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bool Object : : has_script_instance_binding ( int p_script_language_index ) {
return _script_instance_bindings [ p_script_language_index ] ! = NULL ;
}
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void Object : : set_script_instance_binding ( int p_script_language_index , void * p_data ) {
# ifdef DEBUG_ENABLED
CRASH_COND ( _script_instance_bindings [ p_script_language_index ] ! = NULL ) ;
# endif
_script_instance_bindings [ p_script_language_index ] = p_data ;
}
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Object : : Object ( ) {
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_class_ptr = NULL ;
_block_signals = false ;
_predelete_ok = 0 ;
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_instance_id = 0 ;
_instance_id = ObjectDB : : add_instance ( this ) ;
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_can_translate = true ;
_is_queued_for_deletion = false ;
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instance_binding_count = 0 ;
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memset ( _script_instance_bindings , 0 , sizeof ( void * ) * MAX_SCRIPT_INSTANCE_BINDINGS ) ;
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script_instance = NULL ;
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# ifdef TOOLS_ENABLED
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_edited = false ;
_edited_version = 0 ;
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# endif
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# ifdef DEBUG_ENABLED
_lock_index . init ( 1 ) ;
# endif
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}
Object : : ~ Object ( ) {
if ( script_instance )
memdelete ( script_instance ) ;
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script_instance = NULL ;
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const StringName * S = NULL ;
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while ( ( S = signal_map . next ( NULL ) ) ) {
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Signal * s = & signal_map [ * S ] ;
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if ( s - > lock ) {
ERR_EXPLAIN ( " Attempt to delete an object in the middle of a signal emission from it " ) ;
ERR_CONTINUE ( s - > lock > 0 ) ;
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}
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//brute force disconnect for performance
int slot_count = s - > slot_map . size ( ) ;
const VMap < Signal : : Target , Signal : : Slot > : : Pair * slot_list = s - > slot_map . get_array ( ) ;
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for ( int i = 0 ; i < slot_count ; i + + ) {
slot_list [ i ] . value . conn . target - > connections . erase ( slot_list [ i ] . value . cE ) ;
}
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signal_map . erase ( * S ) ;
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}
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//signals from nodes that connect to this node
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while ( connections . size ( ) ) {
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Connection c = connections . front ( ) - > get ( ) ;
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c . source - > _disconnect ( c . signal , c . target , c . method , true ) ;
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}
ObjectDB : : remove_instance ( this ) ;
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_instance_id = 0 ;
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_predelete_ok = 2 ;
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if ( ! ScriptServer : : are_languages_finished ( ) ) {
for ( int i = 0 ; i < MAX_SCRIPT_INSTANCE_BINDINGS ; i + + ) {
if ( _script_instance_bindings [ i ] ) {
ScriptServer : : get_language ( i ) - > free_instance_binding_data ( _script_instance_bindings [ i ] ) ;
}
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}
}
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}
bool predelete_handler ( Object * p_object ) {
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return p_object - > _predelete ( ) ;
}
void postinitialize_handler ( Object * p_object ) {
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p_object - > _postinitialize ( ) ;
}
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HashMap < ObjectID , Object * > ObjectDB : : instances ;
ObjectID ObjectDB : : instance_counter = 1 ;
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HashMap < Object * , ObjectID , ObjectDB : : ObjectPtrHash > ObjectDB : : instance_checks ;
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ObjectID ObjectDB : : add_instance ( Object * p_object ) {
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ERR_FAIL_COND_V ( p_object - > get_instance_id ( ) ! = 0 , 0 ) ;
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rw_lock - > write_lock ( ) ;
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ObjectID instance_id = + + instance_counter ;
instances [ instance_id ] = p_object ;
instance_checks [ p_object ] = instance_id ;
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rw_lock - > write_unlock ( ) ;
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return instance_id ;
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}
void ObjectDB : : remove_instance ( Object * p_object ) {
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rw_lock - > write_lock ( ) ;
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instances . erase ( p_object - > get_instance_id ( ) ) ;
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instance_checks . erase ( p_object ) ;
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rw_lock - > write_unlock ( ) ;
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}
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Object * ObjectDB : : get_instance ( ObjectID p_instance_id ) {
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rw_lock - > read_lock ( ) ;
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Object * * obj = instances . getptr ( p_instance_id ) ;
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rw_lock - > read_unlock ( ) ;
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if ( ! obj )
return NULL ;
return * obj ;
}
void ObjectDB : : debug_objects ( DebugFunc p_func ) {
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rw_lock - > read_lock ( ) ;
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const ObjectID * K = NULL ;
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while ( ( K = instances . next ( K ) ) ) {
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p_func ( instances [ * K ] ) ;
}
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rw_lock - > read_unlock ( ) ;
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}
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void Object : : get_argument_options ( const StringName & p_function , int p_idx , List < String > * r_options ) const {
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}
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int ObjectDB : : get_object_count ( ) {
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rw_lock - > read_lock ( ) ;
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int count = instances . size ( ) ;
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rw_lock - > read_unlock ( ) ;
return count ;
}
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RWLock * ObjectDB : : rw_lock = NULL ;
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void ObjectDB : : setup ( ) {
rw_lock = RWLock : : create ( ) ;
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}
void ObjectDB : : cleanup ( ) {
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rw_lock - > write_lock ( ) ;
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if ( instances . size ( ) ) {
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WARN_PRINT ( " ObjectDB Instances still exist! " ) ;
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if ( OS : : get_singleton ( ) - > is_stdout_verbose ( ) ) {
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const ObjectID * K = NULL ;
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while ( ( K = instances . next ( K ) ) ) {
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String node_name ;
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if ( instances [ * K ] - > is_class ( " Node " ) )
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node_name = " - Node name: " + String ( instances [ * K ] - > call ( " get_name " ) ) ;
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if ( instances [ * K ] - > is_class ( " Resource " ) )
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node_name = " - Resource name: " + String ( instances [ * K ] - > call ( " get_name " ) ) + " Path: " + String ( instances [ * K ] - > call ( " get_path " ) ) ;
print_line ( " Leaked instance: " + String ( instances [ * K ] - > get_class ( ) ) + " : " + itos ( * K ) + node_name ) ;
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}
}
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}
instances . clear ( ) ;
instance_checks . clear ( ) ;
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rw_lock - > write_unlock ( ) ;
memdelete ( rw_lock ) ;
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}