/*************************************************************************/ /* script_language.h */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* http://www.godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2015 Juan Linietsky, Ariel Manzur. */ /* */ /* 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. */ /*************************************************************************/ #ifndef SCRIPT_LANGUAGE_H #define SCRIPT_LANGUAGE_H #include "resource.h" #include "map.h" #include "pair.h" /** @author Juan Linietsky <reduzio@gmail.com> */ class ScriptLanguage; class ScriptServer { enum { MAX_LANGUAGES=4 }; static ScriptLanguage *_languages[MAX_LANGUAGES]; static int _language_count; static bool scripting_enabled; public: static void set_scripting_enabled(bool p_enabled); static bool is_scripting_enabled(); static int get_language_count(); static ScriptLanguage *get_language(int p_idx); static void register_language(ScriptLanguage *p_language); static void init_languages(); }; class ScriptInstance; class PlaceHolderScriptInstance; class Script : public Resource { OBJ_TYPE( Script, Resource ); OBJ_SAVE_TYPE( Script ); protected: void _notification( int p_what); static void _bind_methods(); friend class PlaceHolderScriptInstance; virtual void _placeholder_erased(PlaceHolderScriptInstance *p_placeholder) {} public: virtual bool can_instance() const=0; virtual StringName get_instance_base_type() const=0; // this may not work in all scripts, will return empty if so virtual ScriptInstance* instance_create(Object *p_this)=0; virtual bool instance_has(const Object *p_this) const=0; virtual bool has_source_code() const=0; virtual String get_source_code() const=0; virtual void set_source_code(const String& p_code)=0; virtual Error reload()=0; virtual bool is_tool() const=0; virtual String get_node_type() const=0; virtual ScriptLanguage *get_language() const=0; virtual bool has_script_signal(const StringName& p_signal) const=0; virtual void get_script_signal_list(List<MethodInfo> *r_signals) const=0; virtual void update_exports() {} //editor tool Script() {} }; class ScriptInstance { public: virtual bool set(const StringName& p_name, const Variant& p_value)=0; virtual bool get(const StringName& p_name, Variant &r_ret) const=0; virtual void get_property_list(List<PropertyInfo> *p_properties) const=0; virtual void get_method_list(List<MethodInfo> *p_list) const=0; virtual bool has_method(const StringName& p_method) const=0; virtual Variant call(const StringName& p_method,VARIANT_ARG_LIST); virtual Variant call(const StringName& p_method,const Variant** p_args,int p_argcount,Variant::CallError &r_error)=0; virtual void call_multilevel(const StringName& p_method,VARIANT_ARG_LIST); virtual void call_multilevel(const StringName& p_method,const Variant** p_args,int p_argcount); virtual void call_multilevel_reversed(const StringName& p_method,const Variant** p_args,int p_argcount); virtual void notification(int p_notification)=0; virtual Ref<Script> get_script() const=0; virtual ScriptLanguage *get_language()=0; virtual ~ScriptInstance(); }; class ScriptCodeCompletionCache { static ScriptCodeCompletionCache *singleton; public: virtual RES get_cached_resource(const String& p_path)=0; static ScriptCodeCompletionCache* get_sigleton() { return singleton; } ScriptCodeCompletionCache(); }; class ScriptLanguage { public: virtual String get_name() const=0; /* LANGUAGE FUNCTIONS */ virtual void init()=0; virtual String get_type() const=0; virtual String get_extension() const=0; virtual Error execute_file(const String& p_path) =0; virtual void finish()=0; /* EDITOR FUNCTIONS */ virtual void get_reserved_words(List<String> *p_words) const=0; virtual void get_comment_delimiters(List<String> *p_delimiters) const=0; virtual void get_string_delimiters(List<String> *p_delimiters) const=0; virtual String get_template(const String& p_class_name, const String& p_base_class_name) const=0; virtual bool validate(const String& p_script, int &r_line_error,int &r_col_error,String& r_test_error, const String& p_path="",List<String> *r_functions=NULL) const=0; virtual Script *create_script() const=0; virtual bool has_named_classes() const=0; virtual int find_function(const String& p_function,const String& p_code) const=0; virtual String make_function(const String& p_class,const String& p_name,const StringArray& p_args) const=0; virtual Error complete_code(const String& p_code, const String& p_base_path, Object*p_owner,List<String>* r_options,String& r_call_hint) { return ERR_UNAVAILABLE; } virtual void auto_indent_code(String& p_code,int p_from_line,int p_to_line) const=0; /* DEBUGGER FUNCTIONS */ virtual String debug_get_error() const=0; virtual int debug_get_stack_level_count() const=0; virtual int debug_get_stack_level_line(int p_level) const=0; virtual String debug_get_stack_level_function(int p_level) const=0; virtual String debug_get_stack_level_source(int p_level) const=0; virtual void debug_get_stack_level_locals(int p_level,List<String> *p_locals, List<Variant> *p_values, int p_max_subitems=-1,int p_max_depth=-1)=0; virtual void debug_get_stack_level_members(int p_level,List<String> *p_members, List<Variant> *p_values, int p_max_subitems=-1,int p_max_depth=-1)=0; virtual void debug_get_globals(List<String> *p_locals, List<Variant> *p_values, int p_max_subitems=-1,int p_max_depth=-1)=0; virtual String debug_parse_stack_level_expression(int p_level,const String& p_expression,int p_max_subitems=-1,int p_max_depth=-1)=0; /* LOADER FUNCTIONS */ virtual void get_recognized_extensions(List<String> *p_extensions) const=0; virtual void get_public_functions(List<MethodInfo> *p_functions) const=0; virtual void get_public_constants(List<Pair<String,Variant> > *p_constants) const=0; virtual void frame(); virtual ~ScriptLanguage() {}; }; extern uint8_t script_encryption_key[32]; class PlaceHolderScriptInstance : public ScriptInstance { Object *owner; List<PropertyInfo> properties; Map<StringName,Variant> values; ScriptLanguage *language; Ref<Script> script; public: virtual bool set(const StringName& p_name, const Variant& p_value); virtual bool get(const StringName& p_name, Variant &r_ret) const; virtual void get_property_list(List<PropertyInfo> *p_properties) const; virtual void get_method_list(List<MethodInfo> *p_list) const {} virtual bool has_method(const StringName& p_method) const { return false; } virtual Variant call(const StringName& p_method,VARIANT_ARG_LIST) { return Variant();} virtual Variant call(const StringName& p_method,const Variant** p_args,int p_argcount,Variant::CallError &r_error) { r_error.error=Variant::CallError::CALL_ERROR_INVALID_METHOD; return Variant(); } //virtual void call_multilevel(const StringName& p_method,VARIANT_ARG_LIST) { return Variant(); } //virtual void call_multilevel(const StringName& p_method,const Variant** p_args,int p_argcount,Variant::CallError &r_error) { return Variant(); } virtual void notification(int p_notification) {} virtual Ref<Script> get_script() const { return script; } virtual ScriptLanguage *get_language() { return language; } Object *get_owner() { return owner; } void update(const List<PropertyInfo> &p_properties,const Map<StringName,Variant>& p_values); //likely changed in editor PlaceHolderScriptInstance(ScriptLanguage *p_language, Ref<Script> p_script,Object *p_owner); ~PlaceHolderScriptInstance(); }; class ScriptDebugger { int lines_left; int depth; static ScriptDebugger * singleton; Map<int,Set<StringName> > breakpoints; ScriptLanguage *break_lang; public: typedef void (*RequestSceneTreeMessageFunc)(void *); _FORCE_INLINE_ static ScriptDebugger * get_singleton() { return singleton; } void set_lines_left(int p_left); int get_lines_left() const; void set_depth(int p_depth); int get_depth() const; String breakpoint_find_source(const String& p_source) const; void insert_breakpoint(int p_line, const StringName& p_source); void remove_breakpoint(int p_line, const StringName& p_source); bool is_breakpoint(int p_line,const StringName& p_source) const; bool is_breakpoint_line(int p_line) const; void clear_breakpoints(); virtual void debug(ScriptLanguage *p_script,bool p_can_continue=true)=0; virtual void idle_poll(); virtual void line_poll(); void set_break_language(ScriptLanguage *p_lang); ScriptLanguage* get_break_language() const; virtual void send_message(const String& p_message, const Array& p_args)=0; virtual bool is_remote() const { return false; } virtual void request_quit() {} virtual void set_request_scene_tree_message_func(RequestSceneTreeMessageFunc p_func, void *p_udata) {} ScriptDebugger(); virtual ~ScriptDebugger() {singleton=NULL;} }; #endif