text: /*************************************************************************/
  /*  script_text_editor.cpp                                               */
  /*************************************************************************/
  /*                       This file is part of:                           */
  /*                           GODOT ENGINE                                */
  /*                      https://godotengine.org                          */
  /*************************************************************************/
  /* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
  /* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
  /*                                                                       */
  /* 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.                */
  /*************************************************************************/
  
  #include "script_text_editor.h"
  
  #include "core/os/keyboard.h"
  #include "editor/editor_node.h"
  #include "editor/editor_settings.h"
  #include "editor/script_editor_debugger.h"
  
  Vector<String> ScriptTextEditor::get_functions() {
  
  	String errortxt;
  	int line = -1, col;
  	TextEdit *te = code_editor->get_text_edit();
  	String text = te->get_text();
  	List<String> fnc;
  
  	if (script->get_language()->validate(text, line, col, errortxt, script->get_path(), &fnc)) {
  
  		//if valid rewrite functions to latest
  		functions.clear();
  		for (List<String>::Element *E = fnc.front(); E; E = E->next()) {
  
  			functions.push_back(E->get());
  		}
  	}
  
  	return functions;
  }
  
  void ScriptTextEditor::apply_code() {
  
  	if (script.is_null())
  		return;
  	script->set_source_code(code_editor->get_text_edit()->get_text());
  	script->update_exports();
  	_update_member_keywords();
  }
  
  RES ScriptTextEditor::get_edited_resource() const {
  	return script;
  }
  
  void ScriptTextEditor::set_edited_resource(const RES &p_res) {
  	ERR_FAIL_COND(!script.is_null());
  
  	script = p_res;
  	_set_theme_for_script();
  
  	code_editor->get_text_edit()->set_text(script->get_source_code());
  	code_editor->get_text_edit()->clear_undo_history();
  	code_editor->get_text_edit()->tag_saved_version();
  
  	emit_signal("name_changed");
  	code_editor->update_line_and_column();
  }
  
  void ScriptTextEditor::_update_member_keywords() {
  	member_keywords.clear();
  	code_editor->get_text_edit()->clear_member_keywords();
  	Color member_variable_color = EDITOR_GET("text_editor/highlighting/member_variable_color");
  
  	StringName instance_base = script->get_instance_base_type();
  
  	if (instance_base == StringName())
  		return;
  	List<PropertyInfo> plist;
  	ClassDB::get_property_list(instance_base, &plist);
  
  	for (List<PropertyInfo>::Element *E = plist.front(); E; E = E->next()) {
  		String name = E->get().name;
  		if (E->get().usage & PROPERTY_USAGE_CATEGORY || E->get().usage & PROPERTY_USAGE_GROUP)
  			continue;
  		if (name.find("/") != -1)
  			continue;
  
  		code_editor->get_text_edit()->add_member_keyword(name, member_variable_color);
  	}
  
  	List<String> clist;
  	ClassDB::get_integer_constant_list(instance_base, &clist);
  
  	for (List<String>::Element *E = clist.front(); E; E = E->next()) {
  
  		code_editor->get_text_edit()->add_member_keyword(E->get(), member_variable_color);
  	}
  }
  
  void ScriptTextEditor::_load_theme_settings() {
  
  	TextEdit *text_edit = code_editor->get_text_edit();
  
  	text_edit->clear_colors();
  
  	Color background_color = EDITOR_GET("text_editor/highlighting/background_color");
  	Color completion_background_color = EDITOR_GET("text_editor/highlighting/completion_background_color");
  	Color completion_selected_color = EDITOR_GET("text_editor/highlighting/completion_selected_color");
  	Color completion_existing_color = EDITOR_GET("text_editor/highlighting/completion_existing_color");
  	Color completion_scroll_color = EDITOR_GET("text_editor/highlighting/completion_scroll_color");
  	Color completion_font_color = EDITOR_GET("text_editor/highlighting/completion_font_color");
  	Color text_color = EDITOR_GET("text_editor/highlighting/text_color");
  	Color line_number_color = EDITOR_GET("text_editor/highlighting/line_number_color");
  	Color safe_line_number_color = EDITOR_GET("text_editor/highlighting/safe_line_number_color");
  	Color caret_color = EDITOR_GET("text_editor/highlighting/caret_color");
  	Color caret_background_color = EDITOR_GET("text_editor/highlighting/caret_background_color");
  	Color text_selected_color = EDITOR_GET("text_editor/highlighting/text_selected_color");
  	Color selection_color = EDITOR_GET("text_editor/highlighting/selection_color");
  	Color brace_mismatch_color = EDITOR_GET("text_editor/highlighting/brace_mismatch_color");
  	Color current_line_color = EDITOR_GET("text_editor/highlighting/current_line_color");
  	Color line_length_guideline_color = EDITOR_GET("text_editor/highlighting/line_length_guideline_color");
  	Color word_highlighted_color = EDITOR_GET("text_editor/highlighting/word_highlighted_color");
  	Color number_color = EDITOR_GET("text_editor/highlighting/number_color");
  	Color function_color = EDITOR_GET("text_editor/highlighting/function_color");
  	Color member_variable_color = EDITOR_GET("text_editor/highlighting/member_variable_color");
  	Color mark_color = EDITOR_GET("text_editor/highlighting/mark_color");
  	Color breakpoint_color = EDITOR_GET("text_editor/highlighting/breakpoint_color");
  	Color code_folding_color = EDITOR_GET("text_editor/highlighting/code_folding_color");
  	Color search_result_color = EDITOR_GET("text_editor/highlighting/search_result_color");
  	Color search_result_border_color = EDITOR_GET("text_editor/highlighting/search_result_border_color");
  	Color symbol_color = EDITOR_GET("text_editor/highlighting/symbol_color");
  	Color keyword_color = EDITOR_GET("text_editor/highlighting/keyword_color");
  	Color basetype_color = EDITOR_GET("text_editor/highlighting/base_type_color");
  	Color type_color = EDITOR_GET("text_editor/highlighting/engine_type_color");
  	Color comment_color = EDITOR_GET("text_editor/highlighting/comment_color");
  	Color string_color = EDITOR_GET("text_editor/highlighting/string_color");
  
  	text_edit->add_color_override("background_color", background_color);
  	text_edit->add_color_override("completion_background_color", completion_background_color);
  	text_edit->add_color_override("completion_selected_color", completion_selected_color);
  	text_edit->add_color_override("completion_existing_color", completion_existing_color);
  	text_edit->add_color_override("completion_scroll_color", completion_scroll_color);
  	text_edit->add_color_override("completion_font_color", completion_font_color);
  	text_edit->add_color_override("font_color", text_color);
  	text_edit->add_color_override("line_number_color", line_number_color);
  	text_edit->add_color_override("safe_line_number_color", safe_line_number_color);
  	text_edit->add_color_override("caret_color", caret_color);
  	text_edit->add_color_override("caret_background_color", caret_background_color);
  	text_edit->add_color_override("font_selected_color", text_selected_color);
  	text_edit->add_color_override("selection_color", selection_color);
  	text_edit->add_color_override("brace_mismatch_color", brace_mismatch_color);
  	text_edit->add_color_override("current_line_color", current_line_color);
  	text_edit->add_color_override("line_length_guideline_color", line_length_guideline_color);
  	text_edit->add_color_override("word_highlighted_color", word_highlighted_color);
  	text_edit->add_color_override("number_color", number_color);
  	text_edit->add_color_override("function_color", function_color);
  	text_edit->add_color_override("member_variable_color", member_variable_color);
  	text_edit->add_color_override("breakpoint_color", breakpoint_color);
  	text_edit->add_color_override("mark_color", mark_color);
  	text_edit->add_color_override("code_folding_color", code_folding_color);
  	text_edit->add_color_override("search_result_color", search_result_color);
  	text_edit->add_color_override("search_result_border_color", search_result_border_color);
  	text_edit->add_color_override("symbol_color", symbol_color);
  
  	text_edit->add_constant_override("line_spacing", EDITOR_DEF("text_editor/theme/line_spacing", 4));
  
  	colors_cache.symbol_color = symbol_color;
  	colors_cache.keyword_color = keyword_color;
  	colors_cache.basetype_color = basetype_color;
  	colors_cache.type_color = type_color;
  	colors_cache.comment_color = comment_color;
  	colors_cache.string_color = string_color;
  
  	theme_loaded = true;
  	if (!script.is_null())
  		_set_theme_for_script();
  }
  
  void ScriptTextEditor::_set_theme_for_script() {
  
  	if (!theme_loaded)
  		return;
  
  	TextEdit *text_edit = code_editor->get_text_edit();
  
  	List<String> keywords;
  	script->get_language()->get_reserved_words(&keywords);
  
  	for (List<String>::Element *E = keywords.front(); E; E = E->next()) {
  
  		text_edit->add_keyword_color(E->get(), colors_cache.keyword_color);
  	}
  
  	//colorize core types
  	const Color basetype_color = colors_cache.basetype_color;
  	text_edit->add_keyword_color("String", basetype_color);
  	text_edit->add_keyword_color("Vector2", basetype_color);
  	text_edit->add_keyword_color("Rect2", basetype_color);
  	text_edit->add_keyword_color("Transform2D", basetype_color);
  	text_edit->add_keyword_color("Vector3", basetype_color);
  	text_edit->add_keyword_color("AABB", basetype_color);
  	text_edit->add_keyword_color("Basis", basetype_color);
  	text_edit->add_keyword_color("Plane", basetype_color);
  	text_edit->add_keyword_color("Transform", basetype_color);
  	text_edit->add_keyword_color("Quat", basetype_color);
  	text_edit->add_keyword_color("Color", basetype_color);
  	text_edit->add_keyword_color("Object", basetype_color);
  	text_edit->add_keyword_color("NodePath", basetype_color);
  	text_edit->add_keyword_color("RID", basetype_color);
  	text_edit->add_keyword_color("Dictionary", basetype_color);
  	text_edit->add_keyword_color("Array", basetype_color);
  	text_edit->add_keyword_color("PoolByteArray", basetype_color);
  	text_edit->add_keyword_color("PoolIntArray", basetype_color);
  	text_edit->add_keyword_color("PoolRealArray", basetype_color);
  	text_edit->add_keyword_color("PoolStringArray", basetype_color);
  	text_edit->add_keyword_color("PoolVector2Array", basetype_color);
  	text_edit->add_keyword_color("PoolVector3Array", basetype_color);
  	text_edit->add_keyword_color("PoolColorArray", basetype_color);
  
  	//colorize engine types
  	List<StringName> types;
  	ClassDB::get_class_list(&types);
  
  	for (List<StringName>::Element *E = types.front(); E; E = E->next()) {
  
  		String n = E->get();
  		if (n.begins_with("_"))
  			n = n.substr(1, n.length());
  
  		text_edit->add_keyword_color(n, colors_cache.type_color);
  	}
  	_update_member_keywords();
  
  	//colorize comments
  	List<String> comments;
  	script->get_language()->get_comment_delimiters(&comments);
  
  	for (List<String>::Element *E = comments.front(); E; E = E->next()) {
  
  		String comment = E->get();
  		String beg = comment.get_slice(" ", 0);
  		String end = comment.get_slice_count(" ") > 1 ? comment.get_slice(" ", 1) : String();
  
  		text_edit->add_color_region(beg, end, colors_cache.comment_color, end == "");
  	}
  
  	//colorize strings
  	List<String> strings;
  	script->get_language()->get_string_delimiters(&strings);
  	for (List<String>::Element *E = strings.front(); E; E = E->next()) {
  
  		String string = E->get();
  		String beg = string.get_slice(" ", 0);
  		String end = string.get_slice_count(" ") > 1 ? string.get_slice(" ", 1) : String();
  		text_edit->add_color_region(beg, end, colors_cache.string_color, end == "");
  	}
  }
  
  void ScriptTextEditor::_toggle_warning_pannel(const Ref<InputEvent> &p_event) {
  	Ref<InputEventMouseButton> mb = p_event;
  	if (mb.is_valid() && mb->is_pressed() && mb->get_button_index() == BUTTON_LEFT) {
  		warnings_panel->set_visible(!warnings_panel->is_visible());
  	}
  }
  
  void ScriptTextEditor::_warning_clicked(Variant p_line) {
  	if (p_line.get_type() == Variant::INT) {
  		code_editor->get_text_edit()->cursor_set_line(p_line.operator int64_t());
  	} else if (p_line.get_type() == Variant::DICTIONARY) {
  		Dictionary meta = p_line.operator Dictionary();
  		code_editor->get_text_edit()->insert_at("#warning-ignore:" + meta["code"].operator String(), meta["line"].operator int64_t() - 1);
  		_validate_script();
  	}
  }
  
  void ScriptTextEditor::reload_text() {
  
  	ERR_FAIL_COND(script.is_null());
  
  	TextEdit *te = code_editor->get_text_edit();
  	int column = te->cursor_get_column();
  	int row = te->cursor_get_line();
  	int h = te->get_h_scroll();
  	int v = te->get_v_scroll();
  
  	te->set_text(script->get_source_code());
  	te->clear_undo_history();
  	te->cursor_set_line(row);
  	te->cursor_set_column(column);
  	te->set_h_scroll(h);
  	te->set_v_scroll(v);
  
  	te->tag_saved_version();
  
  	code_editor->update_line_and_column();
  }
  
  void ScriptTextEditor::_notification(int p_what) {
  
  	switch (p_what) {
  		case NOTIFICATION_READY:
  			_load_theme_settings();
  			break;
  	}
  }
  
  void ScriptTextEditor::add_callback(const String &p_function, PoolStringArray p_args) {
  
  	String code = code_editor->get_text_edit()->get_text();
  	int pos = script->get_language()->find_function(p_function, code);
  	if (pos == -1) {
  		//does not exist
  		code_editor->get_text_edit()->deselect();
  		pos = code_editor->get_text_edit()->get_line_count() + 2;
  		String func = script->get_language()->make_function("", p_function, p_args);
  		//code=code+func;
  		code_editor->get_text_edit()->cursor_set_line(pos + 1);
  		code_editor->get_text_edit()->cursor_set_column(1000000); //none shall be that big
  		code_editor->get_text_edit()->insert_text_at_cursor("\n\n" + func);
  	}
  	code_editor->get_text_edit()->cursor_set_line(pos);
  	code_editor->get_text_edit()->cursor_set_column(1);
  }
  
  bool ScriptTextEditor::show_members_overview() {
  	return true;
  }
  
  void ScriptTextEditor::update_settings() {
  
  	code_editor->update_editor_settings();
  }
  
  bool ScriptTextEditor::is_unsaved() {
  
  	return code_editor->get_text_edit()->get_version() != code_editor->get_text_edit()->get_saved_version();
  }
  
  Variant ScriptTextEditor::get_edit_state() {
  
  	return code_editor->get_edit_state();
  }
  
  void ScriptTextEditor::set_edit_state(const Variant &p_state) {
  
  	code_editor->set_edit_state(p_state);
  }
  
  void ScriptTextEditor::_convert_case(CodeTextEditor::CaseStyle p_case) {
  
  	code_editor->convert_case(p_case);
  }
  
  void ScriptTextEditor::trim_trailing_whitespace() {
  
  	code_editor->trim_trailing_whitespace();
  }
  
  void ScriptTextEditor::convert_indent_to_spaces() {
  
  	code_editor->convert_indent_to_spaces();
  }
  
  void ScriptTextEditor::convert_indent_to_tabs() {
  
  	code_editor->convert_indent_to_tabs();
  }
  
  void ScriptTextEditor::tag_saved_version() {
  
  	code_editor->get_text_edit()->tag_saved_version();
  }
  
  void ScriptTextEditor::goto_line(int p_line, bool p_with_error) {
  
  	code_editor->goto_line(p_line);
  }
  
  void ScriptTextEditor::goto_line_selection(int p_line, int p_begin, int p_end) {
  
  	code_editor->goto_line_selection(p_line, p_begin, p_end);
  }
  
  void ScriptTextEditor::ensure_focus() {
  
  	code_editor->get_text_edit()->grab_focus();
  }
  
  String ScriptTextEditor::get_name() {
  	String name;
  
  	if (script->get_path().find("local://") == -1 && script->get_path().find("::") == -1) {
  		name = script->get_path().get_file();
  		if (is_unsaved()) {
  			name += "(*)";
  		}
  	} else if (script->get_name() != "")
  		name = script->get_name();
  	else
  		name = script->get_class() + "(" + itos(script->get_instance_id()) + ")";
  
  	return name;
  }
  
  Ref<Texture> ScriptTextEditor::get_icon() {
  
  	if (get_parent_control() && get_parent_control()->has_icon(script->get_class(), "EditorIcons")) {
  		return get_parent_control()->get_icon(script->get_class(), "EditorIcons");
  	}
  
  	return Ref<Texture>();
  }
  
  void ScriptTextEditor::_validate_script() {
  
  	String errortxt;
  	int line = -1, col;
  	TextEdit *te = code_editor->get_text_edit();
  
  	String text = te->get_text();
  	List<String> fnc;
  	Set<int> safe_lines;
  	List<ScriptLanguage::Warning> warnings;
  
  	if (!script->get_language()->validate(text, line, col, errortxt, script->get_path(), &fnc, &warnings, &safe_lines)) {
  		String error_text = "error(" + itos(line) + "," + itos(col) + "): " + errortxt;
  		code_editor->set_error(error_text);
  	} else {
  		code_editor->set_error("");
  		line = -1;
  		if (!script->is_tool()) {
  			script->set_source_code(text);
  			script->update_exports();
  			_update_member_keywords();
  			//script->reload(); //will update all the variables in property editors
  		}
  
  		functions.clear();
  		for (List<String>::Element *E = fnc.front(); E; E = E->next()) {
  
  			functions.push_back(E->get());
  		}
  	}
  
  	code_editor->get_warning_count_label()->set_text(itos(warnings.size()));
  	warnings_panel->clear();
  	warnings_panel->push_table(3);
  	for (List<ScriptLanguage::Warning>::Element *E = warnings.front(); E; E = E->next()) {
  		ScriptLanguage::Warning w = E->get();
  
  		warnings_panel->push_cell();
  		warnings_panel->push_meta(w.line - 1);
  		warnings_panel->push_color(warnings_panel->get_color("warning_color", "Editor"));
  		warnings_panel->add_text(TTR("Line") + " " + itos(w.line));
  		warnings_panel->add_text(" (" + w.string_code + "):");
  		warnings_panel->pop(); // Color
  		warnings_panel->pop(); // Meta goto
  		warnings_panel->pop(); // Cell
  
  		warnings_panel->push_cell();
  		warnings_panel->add_text(w.message);
  		warnings_panel->pop(); // Cell
  
  		Dictionary ignore_meta;
  		ignore_meta["line"] = w.line;
  		ignore_meta["code"] = w.string_code.to_lower();
  		warnings_panel->push_cell();
  		warnings_panel->push_meta(ignore_meta);
  		warnings_panel->add_text(TTR("(ignore)"));
  		warnings_panel->pop(); // Meta ignore
  		warnings_panel->pop(); // Cell
  		//warnings_panel->add_newline();
  	}
  	warnings_panel->pop(); // Table
  
  	line--;
  	bool highlight_safe = EDITOR_DEF("text_editor/highlighting/highlight_type_safe_lines", true);
  	bool last_is_safe = false;
  	for (int i = 0; i < te->get_line_count(); i++) {
  		te->set_line_as_marked(i, line == i);
  		if (highlight_safe) {
  			if (safe_lines.has(i + 1)) {
  				te->set_line_as_safe(i, true);
  				last_is_safe = true;
  			} else if (last_is_safe && (te->is_line_comment(i) || te->get_line(i).strip_edges().empty())) {
  				te->set_line_as_safe(i, true);
  			} else {
  				te->set_line_as_safe(i, false);
  				last_is_safe = false;
  			}
  		} else {
  			te->set_line_as_safe(i, false);
  		}
  	}
  
  	emit_signal("name_changed");
  	emit_signal("edited_script_changed");
  }
  
  static Node *_find_node_for_script(Node *p_base, Node *p_current, const Ref<Script> &p_script) {
  
  	if (p_current->get_owner() != p_base && p_base != p_current)
  		return NULL;
  	Ref<Script> c = p_current->get_script();
  	if (c == p_script)
  		return p_current;
  	for (int i = 0; i < p_current->get_child_count(); i++) {
  		Node *found = _find_node_for_script(p_base, p_current->get_child(i), p_script);
  		if (found)
  			return found;
  	}
  
  	return NULL;
  }
  
  static void _find_changed_scripts_for_external_editor(Node *p_base, Node *p_current, Set<Ref<Script> > &r_scripts) {
  
  	if (p_current->get_owner() != p_base && p_base != p_current)
  		return;
  	Ref<Script> c = p_current->get_script();
  
  	if (c.is_valid())
  		r_scripts.insert(c);
  
  	for (int i = 0; i < p_current->get_child_count(); i++) {
  		_find_changed_scripts_for_external_editor(p_base, p_current->get_child(i), r_scripts);
  	}
  }
  
  void ScriptEditor::_update_modified_scripts_for_external_editor(Ref<Script> p_for_script) {
  
  	if (!bool(EditorSettings::get_singleton()->get("text_editor/external/use_external_editor")))
  		return;
  
  	ERR_FAIL_COND(!get_tree());
  
  	Set<Ref<Script> > scripts;
  
  	Node *base = get_tree()->get_edited_scene_root();
  	if (base) {
  		_find_changed_scripts_for_external_editor(base, base, scripts);
  	}
  
  	for (Set<Ref<Script> >::Element *E = scripts.front(); E; E = E->next()) {
  
  		Ref<Script> script = E->get();
  
  		if (p_for_script.is_valid() && p_for_script != script)
  			continue;
  
  		if (script->get_path() == "" || script->get_path().find("local://") != -1 || script->get_path().find("::") != -1) {
  
  			continue; //internal script, who cares, though weird
  		}
  
  		uint64_t last_date = script->get_last_modified_time();
  		uint64_t date = FileAccess::get_modified_time(script->get_path());
  
  		if (last_date != date) {
  
  			Ref<Script> rel_script = ResourceLoader::load(script->get_path(), script->get_class(), true);
  			ERR_CONTINUE(!rel_script.is_valid());
  			script->set_source_code(rel_script->get_source_code());
  			script->set_last_modified_time(rel_script->get_last_modified_time());
  			script->update_exports();
  		}
  	}
  }
  
  void ScriptTextEditor::_code_complete_scripts(void *p_ud, const String &p_code, List<String> *r_options, bool &r_force) {
  
  	ScriptTextEditor *ste = (ScriptTextEditor *)p_ud;
  	ste->_code_complete_script(p_code, r_options, r_force);
  }
  
  void ScriptTextEditor::_code_complete_script(const String &p_code, List<String> *r_options, bool &r_force) {
  
  	if (color_panel->is_visible_in_tree()) return;
  	Node *base = get_tree()->get_edited_scene_root();
  	if (base) {
  		base = _find_node_for_script(base, base, script);
  	}
  	String hint;
  	Error err = script->get_language()->complete_code(p_code, script->get_path().get_base_dir(), base, r_options, r_force, hint);
  	if (err == OK && hint != "") {
  		code_editor->get_text_edit()->set_code_hint(hint);
  	}
  }
  
  void ScriptTextEditor::_breakpoint_toggled(int p_row) {
  
  	ScriptEditor::get_singleton()->get_debugger()->set_breakpoint(script->get_path(), p_row + 1, code_editor->get_text_edit()->is_line_set_as_breakpoint(p_row));
  }
  
  void ScriptTextEditor::_lookup_symbol(const String &p_symbol, int p_row, int p_column) {
  
  	Node *base = get_tree()->get_edited_scene_root();
  	if (base) {
  		base = _find_node_for_script(base, base, script);
  	}
  
  	ScriptLanguage::LookupResult result;
  	if (p_symbol.is_resource_file()) {
  		List<String> scene_extensions;
  		ResourceLoader::get_recognized_extensions_for_type("PackedScene", &scene_extensions);
  
  		if (scene_extensions.find(p_symbol.get_extension())) {
  			EditorNode::get_singleton()->load_scene(p_symbol);
  		} else {
  			EditorNode::get_singleton()->load_resource(p_symbol);
  		}
  
  	} else if (script->get_language()->lookup_code(code_editor->get_text_edit()->get_text_for_lookup_completion(), p_symbol, script->get_path().get_base_dir(), base, result) == OK) {
  
  		_goto_line(p_row);
  
  		result.class_name = result.class_name.trim_prefix("_");
  
  		switch (result.type) {
  			case ScriptLanguage::LookupResult::RESULT_SCRIPT_LOCATION: {
  
  				if (result.script.is_valid()) {
  					emit_signal("request_open_script_at_line", result.script, result.location - 1);
  				} else {
  					emit_signal("request_save_history");
  					_goto_line(result.location - 1);
  				}
  			} break;
  			case ScriptLanguage::LookupResult::RESULT_CLASS: {
  				emit_signal("go_to_help", "class_name:" + result.class_name);
  			} break;
  			case ScriptLanguage::LookupResult::RESULT_CLASS_CONSTANT: {
  
  				StringName cname = result.class_name;
  				bool success;
  				while (true) {
  					ClassDB::get_integer_constant(cname, result.class_member, &success);
  					if (success) {
  						result.class_name = cname;
  						cname = ClassDB::get_parent_class(cname);
  					} else {
  						break;
  					}
  				}
  
  				emit_signal("go_to_help", "class_constant:" + result.class_name + ":" + result.class_member);
  
  			} break;
  			case ScriptLanguage::LookupResult::RESULT_CLASS_PROPERTY: {
  				emit_signal("go_to_help", "class_property:" + result.class_name + ":" + result.class_member);
  
  			} break;
  			case ScriptLanguage::LookupResult::RESULT_CLASS_METHOD: {
  
  				StringName cname = result.class_name;
  
  				while (true) {
  					if (ClassDB::has_method(cname, result.class_member)) {
  						result.class_name = cname;
  						cname = ClassDB::get_parent_class(cname);
  					} else {
  						break;
  					}
  				}
  
  				emit_signal("go_to_help", "class_method:" + result.class_name + ":" + result.class_member);
  
  			} break;
  			case ScriptLanguage::LookupResult::RESULT_CLASS_ENUM: {
  
  				StringName cname = result.class_name;
  				StringName success;
  				while (true) {
  					success = ClassDB::get_integer_constant_enum(cname, result.class_member, true);
  					if (success != StringName()) {
  						result.class_name = cname;
  						cname = ClassDB::get_parent_class(cname);
  					} else {
  						break;
  					}
  				}
  
  				emit_signal("go_to_help", "class_enum:" + result.class_name + ":" + result.class_member);
  
  			} break;
  			case ScriptLanguage::LookupResult::RESULT_CLASS_TBD_GLOBALSCOPE: {
  				emit_signal("go_to_help", "class_global:" + result.class_name + ":" + result.class_member);
  			} break;
  		}
  	}
  }
  
  void ScriptTextEditor::_edit_option(int p_op) {
  
  	TextEdit *tx = code_editor->get_text_edit();
  
  	switch (p_op) {
  		case EDIT_UNDO: {
  
  			tx->undo();
  			tx->call_deferred("grab_focus");
  		} break;
  		case EDIT_REDO: {
  
  			tx->redo();
  			tx->call_deferred("grab_focus");
  		} break;
  		case EDIT_CUT: {
  
  			tx->cut();
  			tx->call_deferred("grab_focus");
  		} break;
  		case EDIT_COPY: {
  
  			tx->copy();
  			tx->call_deferred("grab_focus");
  		} break;
  		case EDIT_PASTE: {
  
  			tx->paste();
  			tx->call_deferred("grab_focus");
  		} break;
  		case EDIT_SELECT_ALL: {
  
  			tx->select_all();
  			tx->call_deferred("grab_focus");
  		} break;
  		case EDIT_MOVE_LINE_UP: {
  
  			code_editor->move_lines_up();
  		} break;
  		case EDIT_MOVE_LINE_DOWN: {
  
  			code_editor->move_lines_down();
  		} break;
  		case EDIT_INDENT_LEFT: {
  
  			Ref<Script> scr = script;
  			if (scr.is_null())
  				return;
  
  			tx->indent_left();
  		} break;
  		case EDIT_INDENT_RIGHT: {
  
  			Ref<Script> scr = script;
  			if (scr.is_null())
  				return;
  
  			tx->indent_right();
  		} break;
  		case EDIT_DELETE_LINE: {
  
  			code_editor->delete_lines();
  		} break;
  		case EDIT_CLONE_DOWN: {
  
  			code_editor->code_lines_down();
  		} break;
  		case EDIT_TOGGLE_FOLD_LINE: {
  
  			tx->toggle_fold_line(tx->cursor_get_line());
  			tx->update();
  		} break;
  		case EDIT_FOLD_ALL_LINES: {
  
  			tx->fold_all_lines();
  			tx->update();
  		} break;
  		case EDIT_UNFOLD_ALL_LINES: {
  
  			tx->unhide_all_lines();
  			tx->update();
  		} break;
  		case EDIT_TOGGLE_COMMENT: {
  
  			Ref<Script> scr = script;
  			if (scr.is_null())
  				return;
  
  			String delimiter = "#";
  			List<String> comment_delimiters;
  			scr->get_language()->get_comment_delimiters(&comment_delimiters);
  
  			for (List<String>::Element *E = comment_delimiters.front(); E; E = E->next()) {
  				String script_delimiter = E->get();
  				if (script_delimiter.find(" ") == -1) {
  					delimiter = script_delimiter;
  					break;
  				}
  			}
  
  			tx->begin_complex_operation();
  			if (tx->is_selection_active()) {
  				int begin = tx->get_selection_from_line();
  				int end = tx->get_selection_to_line();
  
  				// End of selection ends on the first column of the last line, ignore it.
  				if (tx->get_selection_to_column() == 0)
  					end -= 1;
  
  				// Check if all lines in the selected block are commented
  				bool is_commented = true;
  				for (int i = begin; i <= end; i++) {
  					if (!tx->get_line(i).begins_with(delimiter)) {
  						is_commented = false;
  						break;
  					}
  				}
  				for (int i = begin; i <= end; i++) {
  					String line_text = tx->get_line(i);
  
  					if (line_text.strip_edges().empty()) {
  						line_text = delimiter;
  					} else {
  						if (is_commented) {
  							line_text = line_text.substr(delimiter.length(), line_text.length());
  						} else {
  							line_text = delimiter + line_text;
  						}
  					}
  					tx->set_line(i, line_text);
  				}
  			} else {
  				int begin = tx->cursor_get_line();
  				String line_text = tx->get_line(begin);
  
  				if (line_text.begins_with(delimiter))
  					line_text = line_text.substr(delimiter.length(), line_text.length());
  				else
  					line_text = delimiter + line_text;
  				tx->set_line(begin, line_text);
  			}
  			tx->end_complex_operation();
  			tx->update();
  			//tx->deselect();
  		} break;
  		case EDIT_COMPLETE: {
  
  			tx->query_code_comple();
  		} break;
  		case EDIT_AUTO_INDENT: {
  
  			String text = tx->get_text();
  			Ref<Script> scr = script;
  			if (scr.is_null())
  				return;
  
  			tx->begin_complex_operation();
  			int begin, end;
  			if (tx->is_selection_active()) {
  				begin = tx->get_selection_from_line();
  				end = tx->get_selection_to_line();
  				// ignore if the cursor is not past the first column
  				if (tx->get_selection_to_column() == 0) {
  					end--;
  				}
  			} else {
  				begin = 0;
  				end = tx->get_line_count() - 1;
  			}
  			scr->get_language()->auto_indent_code(text, begin, end);
  			Vector<String> lines = text.split("\n");
  			for (int i = begin; i <= end; ++i) {
  				tx->set_line(i, lines[i]);
  			}
  
  			tx->end_complex_operation();
  		} break;
  		case EDIT_TRIM_TRAILING_WHITESAPCE: {
  
  			trim_trailing_whitespace();
  		} break;
  		case EDIT_CONVERT_INDENT_TO_SPACES: {
  
  			convert_indent_to_spaces();
  		} break;
  		case EDIT_CONVERT_INDENT_TO_TABS: {
  
  			convert_indent_to_tabs();
  		} break;
  		case EDIT_PICK_COLOR: {
  
  			color_panel->popup();
  		} break;
  		case EDIT_TO_UPPERCASE: {
  
  			_convert_case(CodeTextEditor::UPPER);
  		} break;
  		case EDIT_TO_LOWERCASE: {
  
  			_convert_case(CodeTextEditor::LOWER);
  		} break;
  		case EDIT_CAPITALIZE: {
  
  			_convert_case(CodeTextEditor::CAPITALIZE);
  		} break;
  		case SEARCH_FIND: {
  
  			code_editor->get_find_replace_bar()->popup_search();
  		} break;
  		case SEARCH_FIND_NEXT: {
  
  			code_editor->get_find_replace_bar()->search_next();
  		} break;
  		case SEARCH_FIND_PREV: {
  
  			code_editor->get_find_replace_bar()->search_prev();
  		} break;
  		case SEARCH_REPLACE: {
  
  			code_editor->get_find_replace_bar()->popup_replace();
  		} break;
  		case SEARCH_IN_FILES: {
  
  			String selected_text = code_editor->get_text_edit()->get_selection_text();
  
  			// Yep, because it doesn't make sense to instance this dialog for every single script open...
  			// So this will be delegated to the ScriptEditor
  			emit_signal("search_in_files_requested", selected_text);
  
  		} break;
  		case SEARCH_LOCATE_FUNCTION: {
  
  			quick_open->popup(get_functions());
  		} break;
  		case SEARCH_GOTO_LINE: {
  
  			goto_line_dialog->popup_find_line(tx);
  		} break;
  		case DEBUG_TOGGLE_BREAKPOINT: {
  
  			int line = tx->cursor_get_line();
  			bool dobreak = !tx->is_line_set_as_breakpoint(line);
  			tx->set_line_as_breakpoint(line, dobreak);
  			ScriptEditor::get_singleton()->get_debugger()->set_breakpoint(script->get_path(), line + 1, dobreak);
  		} break;
  		case DEBUG_REMOVE_ALL_BREAKPOINTS: {
  
  			List<int> bpoints;
  			tx->get_breakpoints(&bpoints);
  
  			for (List<int>::Element *E = bpoints.front(); E; E = E->next()) {
  				int line = E->get();
  				bool dobreak = !tx->is_line_set_as_breakpoint(line);
  				tx->set_line_as_breakpoint(line, dobreak);
  				ScriptEditor::get_singleton()->get_debugger()->set_breakpoint(script->get_path(), line + 1, dobreak);
  			}
  		}
  		case DEBUG_GOTO_NEXT_BREAKPOINT: {
  
  			List<int> bpoints;
  			tx->get_breakpoints(&bpoints);
  			if (bpoints.size() <= 0) {
  				return;
  			}
  
  			int line = tx->cursor_get_line();
  
  			// wrap around
  			if (line >= bpoints[bpoints.size() - 1]) {
  				tx->unfold_line(bpoints[0]);
  				tx->cursor_set_line(bpoints[0]);
  			} else {
  				for (List<int>::Element *E = bpoints.front(); E; E = E->next()) {
  					int bline = E->get();
  					if (bline > line) {
  						tx->unfold_line(bline);
  						tx->cursor_set_line(bline);
  						return;
  					}
  				}
  			}
  
  		} break;
  		case DEBUG_GOTO_PREV_BREAKPOINT: {
  
  			List<int> bpoints;
  			tx->get_breakpoints(&bpoints);
  			if (bpoints.size() <= 0) {
  				return;
  			}
  
  			int line = tx->cursor_get_line();
  			// wrap around
  			if (line <= bpoints[0]) {
  				tx->unfold_line(bpoints[bpoints.size() - 1]);
  				tx->cursor_set_line(bpoints[bpoints.size() - 1]);
  			} else {
  				for (List<int>::Element *E = bpoints.back(); E; E = E->prev()) {
  					int bline = E->get();
  					if (bline < line) {
  						tx->unfold_line(bline);
  						tx->cursor_set_line(bline);
  						return;
  					}
  				}
  			}
  
  		} break;
  		case HELP_CONTEXTUAL: {
  
  			String text = tx->get_selection_text();
  			if (text == "")
  				text = tx->get_word_under_cursor();
  			if (text != "") {
  				emit_signal("request_help_search", text);
  			}
  		} break;
  		case LOOKUP_SYMBOL: {
  
  			String text = tx->get_word_under_cursor();
  			if (text == "")
  				text = tx->get_selection_text();
  			if (text != "") {
  				_lookup_symbol(text, tx->cursor_get_line(), tx->cursor_get_column());
  			}
  		} break;
  	}
  }
  
  void ScriptTextEditor::add_syntax_highlighter(SyntaxHighlighter *p_highlighter) {
  	highlighters[p_highlighter->get_name()] = p_highlighter;
  	highlighter_menu->add_radio_check_item(p_highlighter->get_name());
  }
  
  void ScriptTextEditor::set_syntax_highlighter(SyntaxHighlighter *p_highlighter) {
  	TextEdit *te = code_editor->get_text_edit();
  	te->_set_syntax_highlighting(p_highlighter);
  	if (p_highlighter != NULL)
  		highlighter_menu->set_item_checked(highlighter_menu->get_item_idx_from_text(p_highlighter->get_name()), true);
  	else
  		highlighter_menu->set_item_checked(highlighter_menu->get_item_idx_from_text("Standard"), true);
  }
  
  void ScriptTextEditor::_change_syntax_highlighter(int p_idx) {
  	Map<String, SyntaxHighlighter *>::Element *el = highlighters.front();
  	while (el != NULL) {
  		highlighter_menu->set_item_checked(highlighter_menu->get_item_idx_from_text(el->key()), false);
  		el = el->next();
  	}
  	// highlighter_menu->set_item_checked(p_idx, true);
  	set_syntax_highlighter(highlighters[highlighter_menu->get_item_text(p_idx)]);
  }
  
  void ScriptTextEditor::_bind_methods() {
  
  	ClassDB::bind_method("_validate_script", &ScriptTextEditor::_validate_script);
  	ClassDB::bind_method("_load_theme_settings", &ScriptTextEditor::_load_theme_settings);
  	ClassDB::bind_method("_breakpoint_toggled", &ScriptTextEditor::_breakpoint_toggled);
  	ClassDB::bind_method("_change_syntax_highlighter", &ScriptTextEditor::_change_syntax_highlighter);
  	ClassDB::bind_method("_edit_option", &ScriptTextEditor::_edit_option);
  	ClassDB::bind_method("_goto_line", &ScriptTextEditor::_goto_line);
  	ClassDB::bind_method("_lookup_symbol", &ScriptTextEditor::_lookup_symbol);
  	ClassDB::bind_method("_text_edit_gui_input", &ScriptTextEditor::_text_edit_gui_input);
  	ClassDB::bind_method("_toggle_warning_pannel", &ScriptTextEditor::_toggle_warning_pannel);
  	ClassDB::bind_method("_warning_clicked", &ScriptTextEditor::_warning_clicked);
  	ClassDB::bind_method("_color_changed", &ScriptTextEditor::_color_changed);
  
  	ClassDB::bind_method("get_drag_data_fw", &ScriptTextEditor::get_drag_data_fw);
  	ClassDB::bind_method("can_drop_data_fw", &ScriptTextEditor::can_drop_data_fw);
  	ClassDB::bind_method("drop_data_fw", &ScriptTextEditor::drop_data_fw);
  }
  
  Control *ScriptTextEditor::get_edit_menu() {
  
  	return edit_hb;
  }
  
  void ScriptTextEditor::clear_edit_menu() {
  	memdelete(edit_hb);
  }
  
  void ScriptTextEditor::reload(bool p_soft) {
  
  	TextEdit *te = code_editor->get_text_edit();
  	Ref<Script> scr = script;
  	if (scr.is_null())
  		return;
  	scr->set_source_code(te->get_text());
  	bool soft = p_soft || scr->get_instance_base_type() == "EditorPlugin"; //always soft-reload editor plugins
  
  	scr->get_language()->reload_tool_script(scr, soft);
  }
  
  void ScriptTextEditor::get_breakpoints(List<int> *p_breakpoints) {
  
  	code_editor->get_text_edit()->get_breakpoints(p_breakpoints);
  }
  
  void ScriptTextEditor::set_tooltip_request_func(String p_method, Object *p_obj) {
  
  	code_editor->get_text_edit()->set_tooltip_request_func(p_obj, p_method, this);
  }
  
  void ScriptTextEditor::set_debugger_active(bool p_active) {
  }
  
  Variant ScriptTextEditor::get_drag_data_fw(const Point2 &p_point, Control *p_from) {
  
  	return Variant();
  }
  
  bool ScriptTextEditor::can_drop_data_fw(const Point2 &p_point, const Variant &p_data, Control *p_from) const {
  
  	Dictionary d = p_data;
  	if (d.has("type") && (String(d["type"]) == "resource" ||
  								 String(d["type"]) == "files" ||
  								 String(d["type"]) == "nodes")) {
  
  		return true;
  	}
  
  	return false;
  }
  
  #ifdef TOOLS_ENABLED
  
  static Node *_find_script_node(Node *p_edited_scene, Node *p_current_node, const Ref<Script> &script) {
  
  	if (p_edited_scene != p_current_node && p_current_node->get_owner() != p_edited_scene)
  		return NULL;
  
  	Ref<Script> scr = p_current_node->get_script();
  
  	if (scr.is_valid() && scr == script)
  		return p_current_node;
  
  	for (int i = 0; i < p_current_node->get_child_count(); i++) {
  		Node *n = _find_script_node(p_edited_scene, p_current_node->get_child(i), script);
  		if (n)
  			return n;
  	}
  
  	return NULL;
  }
  
  #else
  
  static Node *_find_script_node(Node *p_edited_scene, Node *p_current_node, const Ref<Script> &script) {
  
  	return NULL;
  }
  #endif
  
  void ScriptTextEditor::drop_data_fw(const Point2 &p_point, const Variant &p_data, Control *p_from) {
  
  	Dictionary d = p_data;
  
  	TextEdit *te = code_editor->get_text_edit();
  	int row, col;
  	te->_get_mouse_pos(p_point, row, col);
  
  	if (d.has("type") && String(d["type"]) == "resource") {
  
  		Ref<Resource> res = d["resource"];
  		if (!res.is_valid()) {
  			return;
  		}
  
  		if (res->get_path().is_resource_file()) {
  			EditorNode::get_singleton()->show_warning(TTR("Only resources from filesystem can be dropped."));
  			return;
  		}
  
  		te->cursor_set_line(row);
  		te->cursor_set_column(col);
  		te->insert_text_at_cursor(res->get_path());
  	}
  
  	if (d.has("type") && String(d["type"]) == "files") {
  
  		Array files = d["files"];
  
  		String text_to_drop;
  		for (int i = 0; i < files.size(); i++) {
  
  			if (i > 0)
  				text_to_drop += ",";
  			text_to_drop += "\"" + String(files[i]).c_escape() + "\"";
  		}
  
  		te->cursor_set_line(row);
  		te->cursor_set_column(col);
  		te->insert_text_at_cursor(text_to_drop);
  	}
  
  	if (d.has("type") && String(d["type"]) == "nodes") {
  
  		Node *sn = _find_script_node(get_tree()->get_edited_scene_root(), get_tree()->get_edited_scene_root(), script);
  
  		if (!sn) {
  			EditorNode::get_singleton()->show_warning("Can't drop nodes because script '" + get_name() + "' is not used in this scene.");
  			return;
  		}
  
  		Array nodes = d["nodes"];
  		String text_to_drop;
  		for (int i = 0; i < nodes.size(); i++) {
  
  			if (i > 0)
  				text_to_drop += ",";
  
  			NodePath np = nodes[i];
  			Node *node = get_node(np);
  			if (!node) {
  				continue;
  			}
  
  			String path = sn->get_path_to(node);
  			text_to_drop += "\"" + path.c_escape() + "\"";
  		}
  
  		te->cursor_set_line(row);
  		te->cursor_set_column(col);
  		te->insert_text_at_cursor(text_to_drop);
  	}
  }
  
  void ScriptTextEditor::_text_edit_gui_input(const Ref<InputEvent> &ev) {
  
  	Ref<InputEventMouseButton> mb = ev;
  
  	if (mb.is_valid()) {
  
  		if (mb->get_button_index() == BUTTON_RIGHT && mb->is_pressed()) {
  			int col, row;
  			TextEdit *tx = code_editor->get_text_edit();
  			tx->_get_mouse_pos(mb->get_global_position() - tx->get_global_position(), row, col);
  			Vector2 mpos = mb->get_global_position() - tx->get_global_position();
  
  			tx->set_right_click_moves_caret(EditorSettings::get_singleton()->get("text_editor/cursor/right_click_moves_caret"));
  			if (tx->is_right_click_moving_caret()) {
  				if (tx->is_selection_active()) {
  
  					int from_line = tx->get_selection_from_line();
  					int to_line = tx->get_selection_to_line();
  					int from_column = tx->get_selection_from_column();
  					int to_column = tx->get_selection_to_column();
  
  					if (row < from_line || row > to_line || (row == from_line && col < from_column) || (row == to_line && col > to_column)) {
  						// Right click is outside the seleted text
  						tx->deselect();
  					}
  				}
  				if (!tx->is_selection_active()) {
  					tx->cursor_set_line(row, true, false);
  					tx->cursor_set_column(col);
  				}
  			}
  
  			String word_at_mouse = tx->get_word_at_pos(mpos);
  			if (word_at_mouse == "")
  				word_at_mouse = tx->get_word_under_cursor();
  			if (word_at_mouse == "")
  				word_at_mouse = tx->get_selection_text();
  
  			bool has_color = (word_at_mouse == "Color");
  			int fold_state = 0;
  			bool foldable = tx->can_fold(row) || tx->is_folded(row);
  			bool open_docs = false;
  			bool goto_definition = false;
  
  			if (word_at_mouse.is_resource_file()) {
  				open_docs = true;
  			} else {
  
  				Node *base = get_tree()->get_edited_scene_root();
  				if (base) {
  					base = _find_node_for_script(base, base, script);
  				}
  				ScriptLanguage::LookupResult result;
  				if (script->get_language()->lookup_code(code_editor->get_text_edit()->get_text_for_lookup_completion(), word_at_mouse, script->get_path().get_base_dir(), base, result) == OK) {
  					open_docs = true;
  				}
  			}
  
  			if (has_color) {
  				String line = tx->get_line(row);
  				color_line = row;
  				int begin = 0;
  				int end = 0;
  				bool valid = false;
  				for (int i = col; i < line.length(); i++) {
  					if (line[i] == '(') {
  						begin = i;
  						continue;
  					} else if (line[i] == ')') {
  						end = i + 1;
  						valid = true;
  						break;
  					}
  				}
  				if (valid) {
  					color_args = line.substr(begin, end - begin);
  					String stripped = color_args.replace(" ", "").replace("(", "").replace(")", "");
  					Vector<float> color = stripped.split_floats(",");
  					if (color.size() > 2) {
  						float alpha = color.size() > 3 ? color[3] : 1.0f;
  						color_picker->set_pick_color(Color(color[0], color[1], color[2], alpha));
  					}
  					color_panel->set_position(get_global_transform().xform(get_local_mouse_position()));
  				} else {
  					has_color = false;
  				}
  			}
  			_make_context_menu(tx->is_selection_active(), has_color, foldable, open_docs, goto_definition);
  		}
  	}
  }
  
  void ScriptTextEditor::_color_changed(const Color &p_color) {
  	String new_args;
  	if (p_color.a == 1.0f) {
  		new_args = String("(" + rtos(p_color.r) + ", " + rtos(p_color.g) + ", " + rtos(p_color.b) + ")");
  	} else {
  		new_args = String("(" + rtos(p_color.r) + ", " + rtos(p_color.g) + ", " + rtos(p_color.b) + ", " + rtos(p_color.a) + ")");
  	}
  
  	String line = code_editor->get_text_edit()->get_line(color_line);
  	String new_line = line.replace(color_args, new_args);
  	color_args = new_args;
  	code_editor->get_text_edit()->set_line(color_line, new_line);
  }
  
  void ScriptTextEditor::_make_context_menu(bool p_selection, bool p_color, bool p_foldable, bool p_open_docs, bool p_goto_definition) {
  
  	context_menu->clear();
  	if (p_selection) {
  		context_menu->add_shortcut(ED_GET_SHORTCUT("script_text_editor/cut"), EDIT_CUT);
  		context_menu->add_shortcut(ED_GET_SHORTCUT("script_text_editor/copy"), EDIT_COPY);
  	}
  
  	context_menu->add_shortcut(ED_GET_SHORTCUT("script_text_editor/paste"), EDIT_PASTE);
  	context_menu->add_separator();
  	context_menu->add_shortcut(ED_GET_SHORTCUT("script_text_editor/select_all"), EDIT_SELECT_ALL);
  	context_menu->add_shortcut(ED_GET_SHORTCUT("script_text_editor/undo"), EDIT_UNDO);
  	context_menu->add_shortcut(ED_GET_SHORTCUT("script_text_editor/redo"), EDIT_REDO);
  	context_menu->add_separator();
  	context_menu->add_shortcut(ED_GET_SHORTCUT("script_text_editor/indent_left"), EDIT_INDENT_LEFT);
  	context_menu->add_shortcut(ED_GET_SHORTCUT("script_text_editor/indent_right"), EDIT_INDENT_RIGHT);
  	context_menu->add_shortcut(ED_GET_SHORTCUT("script_text_editor/toggle_comment"), EDIT_TOGGLE_COMMENT);
  
  	if (p_selection) {
  		context_menu->add_separator();
  		context_menu->add_shortcut(ED_GET_SHORTCUT("script_text_editor/convert_to_uppercase"), EDIT_TO_UPPERCASE);
  		context_menu->add_shortcut(ED_GET_SHORTCUT("script_text_editor/convert_to_lowercase"), EDIT_TO_LOWERCASE);
  	}
  	if (p_foldable)
  		context_menu->add_shortcut(ED_GET_SHORTCUT("script_text_editor/toggle_fold_line"), EDIT_TOGGLE_FOLD_LINE);
  
  	if (p_color || p_open_docs || p_goto_definition) {
  		context_menu->add_separator();
  		if (p_open_docs)
  			context_menu->add_item(TTR("Lookup Symbol"), LOOKUP_SYMBOL);
  		if (p_color)
  			context_menu->add_item(TTR("Pick Color"), EDIT_PICK_COLOR);
  	}
  
  	context_menu->set_position(get_global_transform().xform(get_local_mouse_position()));
  	context_menu->set_size(Vector2(1, 1));
  	context_menu->popup();
  }
  
  ScriptTextEditor::ScriptTextEditor() {
  
  	theme_loaded = false;
  
  	VSplitContainer *editor_box = memnew(VSplitContainer);
  	add_child(editor_box);
  	editor_box->set_anchors_and_margins_preset(Control::PRESET_WIDE);
  	editor_box->set_v_size_flags(SIZE_EXPAND_FILL);
  
  	code_editor = memnew(CodeTextEditor);
  	editor_box->add_child(code_editor);
  	code_editor->add_constant_override("separation", 0);
  	code_editor->set_anchors_and_margins_preset(Control::PRESET_WIDE);
  	code_editor->connect("validate_script", this, "_validate_script");
  	code_editor->connect("load_theme_settings", this, "_load_theme_settings");
  	code_editor->set_code_complete_func(_code_complete_scripts, this);
  	code_editor->get_text_edit()->connect("breakpoint_toggled", this, "_breakpoint_toggled");
  	code_editor->get_text_edit()->connect("symbol_lookup", this, "_lookup_symbol");
  	code_editor->set_v_size_flags(SIZE_EXPAND_FILL);
  
  	warnings_panel = memnew(RichTextLabel);
  	editor_box->add_child(warnings_panel);
  	warnings_panel->set_custom_minimum_size(Size2(0, 100 * EDSCALE));
  	warnings_panel->set_h_size_flags(SIZE_EXPAND_FILL);
  	warnings_panel->set_meta_underline(true);
  	warnings_panel->set_selection_enabled(true);
  	warnings_panel->set_focus_mode(FOCUS_CLICK);
  	warnings_panel->hide();
  
  	code_editor->get_warning_label()->connect("gui_input", this, "_toggle_warning_pannel");
  	code_editor->get_warning_count_label()->connect("gui_input", this, "_toggle_warning_pannel");
  	warnings_panel->connect("meta_clicked", this, "_warning_clicked");
  
  	update_settings();
  
  	code_editor->get_text_edit()->set_callhint_settings(
  			EditorSettings::get_singleton()->get("text_editor/completion/put_callhint_tooltip_below_current_line"),
  			EditorSettings::get_singleton()->get("text_editor/completion/callhint_tooltip_offset"));
  
  	code_editor->get_text_edit()->set_select_identifiers_on_hover(true);
  	code_editor->get_text_edit()->set_context_menu_enabled(false);
  	code_editor->get_text_edit()->connect("gui_input", this, "_text_edit_gui_input");
  
  	context_menu = memnew(PopupMenu);
  	add_child(context_menu);
  	context_menu->connect("id_pressed", this, "_edit_option");
  	context_menu->set_hide_on_window_lose_focus(true);
  
  	color_panel = memnew(PopupPanel);
  	add_child(color_panel);
  	color_picker = memnew(ColorPicker);
  	color_panel->add_child(color_picker);
  	color_picker->connect("color_changed", this, "_color_changed");
  
  	edit_hb = memnew(HBoxContainer);
  
  	edit_menu = memnew(MenuButton);
  	edit_menu->set_text(TTR("Edit"));
  	edit_menu->get_popup()->set_hide_on_window_lose_focus(true);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/undo"), EDIT_UNDO);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/redo"), EDIT_REDO);
  	edit_menu->get_popup()->add_separator();
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/cut"), EDIT_CUT);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/copy"), EDIT_COPY);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/paste"), EDIT_PASTE);
  	edit_menu->get_popup()->add_separator();
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/select_all"), EDIT_SELECT_ALL);
  	edit_menu->get_popup()->add_separator();
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/move_up"), EDIT_MOVE_LINE_UP);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/move_down"), EDIT_MOVE_LINE_DOWN);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/indent_left"), EDIT_INDENT_LEFT);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/indent_right"), EDIT_INDENT_RIGHT);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/delete_line"), EDIT_DELETE_LINE);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/toggle_comment"), EDIT_TOGGLE_COMMENT);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/toggle_fold_line"), EDIT_TOGGLE_FOLD_LINE);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/fold_all_lines"), EDIT_FOLD_ALL_LINES);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/unfold_all_lines"), EDIT_UNFOLD_ALL_LINES);
  	edit_menu->get_popup()->add_separator();
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/clone_down"), EDIT_CLONE_DOWN);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/complete_symbol"), EDIT_COMPLETE);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/trim_trailing_whitespace"), EDIT_TRIM_TRAILING_WHITESAPCE);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/convert_indent_to_spaces"), EDIT_CONVERT_INDENT_TO_SPACES);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/convert_indent_to_tabs"), EDIT_CONVERT_INDENT_TO_TABS);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/auto_indent"), EDIT_AUTO_INDENT);
  	edit_menu->get_popup()->connect("id_pressed", this, "_edit_option");
  	edit_menu->get_popup()->add_separator();
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/toggle_breakpoint"), DEBUG_TOGGLE_BREAKPOINT);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/remove_all_breakpoints"), DEBUG_REMOVE_ALL_BREAKPOINTS);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/goto_next_breakpoint"), DEBUG_GOTO_NEXT_BREAKPOINT);
  	edit_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/goto_previous_breakpoint"), DEBUG_GOTO_PREV_BREAKPOINT);
  	edit_menu->get_popup()->add_separator();
  
  	PopupMenu *convert_case = memnew(PopupMenu);
  	convert_case->set_name("convert_case");
  	edit_menu->get_popup()->add_child(convert_case);
  	edit_menu->get_popup()->add_submenu_item(TTR("Convert Case"), "convert_case");
  	convert_case->add_shortcut(ED_SHORTCUT("script_text_editor/convert_to_uppercase", TTR("Uppercase"), KEY_MASK_SHIFT | KEY_F4), EDIT_TO_UPPERCASE);
  	convert_case->add_shortcut(ED_SHORTCUT("script_text_editor/convert_to_lowercase", TTR("Lowercase"), KEY_MASK_SHIFT | KEY_F5), EDIT_TO_LOWERCASE);
  	convert_case->add_shortcut(ED_SHORTCUT("script_text_editor/capitalize", TTR("Capitalize"), KEY_MASK_SHIFT | KEY_F6), EDIT_CAPITALIZE);
  	convert_case->connect("id_pressed", this, "_edit_option");
  
  	highlighters["Standard"] = NULL;
  	highlighter_menu = memnew(PopupMenu);
  	highlighter_menu->set_name("highlighter_menu");
  	edit_menu->get_popup()->add_child(highlighter_menu);
  	edit_menu->get_popup()->add_submenu_item(TTR("Syntax Highlighter"), "highlighter_menu");
  	highlighter_menu->add_radio_check_item(TTR("Standard"));
  	highlighter_menu->connect("id_pressed", this, "_change_syntax_highlighter");
  
  	search_menu = memnew(MenuButton);
  	edit_hb->add_child(search_menu);
  	search_menu->set_text(TTR("Search"));
  	search_menu->get_popup()->set_hide_on_window_lose_focus(true);
  	search_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/find"), SEARCH_FIND);
  	search_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/find_next"), SEARCH_FIND_NEXT);
  	search_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/find_previous"), SEARCH_FIND_PREV);
  	search_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/replace"), SEARCH_REPLACE);
  	search_menu->get_popup()->add_separator();
  	search_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/find_in_files"), SEARCH_IN_FILES);
  	search_menu->get_popup()->add_separator();
  	search_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/goto_function"), SEARCH_LOCATE_FUNCTION);
  	search_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/goto_line"), SEARCH_GOTO_LINE);
  	search_menu->get_popup()->add_separator();
  	search_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("script_text_editor/contextual_help"), HELP_CONTEXTUAL);
  
  	search_menu->get_popup()->connect("id_pressed", this, "_edit_option");
  
  	edit_hb->add_child(edit_menu);
  
  	quick_open = memnew(ScriptEditorQuickOpen);
  	add_child(quick_open);
  	quick_open->connect("goto_line", this, "_goto_line");
  
  	goto_line_dialog = memnew(GotoLineDialog);
  	add_child(goto_line_dialog);
  
  	code_editor->get_text_edit()->set_drag_forwarding(this);
  }
  
  static ScriptEditorBase *create_editor(const RES &p_resource) {
  
  	if (Object::cast_to<Script>(*p_resource)) {
  		return memnew(ScriptTextEditor);
  	}
  	return NULL;
  }
  
  void ScriptTextEditor::register_editor() {
  
  	ED_SHORTCUT("script_text_editor/undo", TTR("Undo"), KEY_MASK_CMD | KEY_Z);
  	ED_SHORTCUT("script_text_editor/redo", TTR("Redo"), KEY_MASK_CMD | KEY_Y);
  	ED_SHORTCUT("script_text_editor/cut", TTR("Cut"), KEY_MASK_CMD | KEY_X);
  	ED_SHORTCUT("script_text_editor/copy", TTR("Copy"), KEY_MASK_CMD | KEY_C);
  	ED_SHORTCUT("script_text_editor/paste", TTR("Paste"), KEY_MASK_CMD | KEY_V);
  	ED_SHORTCUT("script_text_editor/select_all", TTR("Select All"), KEY_MASK_CMD | KEY_A);
  	ED_SHORTCUT("script_text_editor/move_up", TTR("Move Up"), KEY_MASK_ALT | KEY_UP);
  	ED_SHORTCUT("script_text_editor/move_down", TTR("Move Down"), KEY_MASK_ALT | KEY_DOWN);
  	ED_SHORTCUT("script_text_editor/delete_line", TTR("Delete Line"), KEY_MASK_CMD | KEY_MASK_SHIFT | KEY_K);
  
  	//leave these at zero, same can be accomplished with tab/shift-tab, including selection
  	//the next/previous in history shortcut in this case makes a lot more sene.
  
  	ED_SHORTCUT("script_text_editor/indent_left", TTR("Indent Left"), 0);
  	ED_SHORTCUT("script_text_editor/indent_right", TTR("Indent Right"), 0);
  	ED_SHORTCUT("script_text_editor/toggle_comment", TTR("Toggle Comment"), KEY_MASK_CMD | KEY_K);
  	ED_SHORTCUT("script_text_editor/toggle_fold_line", TTR("Fold/Unfold Line"), KEY_MASK_ALT | KEY_F);
  	ED_SHORTCUT("script_text_editor/fold_all_lines", TTR("Fold All Lines"), 0);
  	ED_SHORTCUT("script_text_editor/unfold_all_lines", TTR("Unfold All Lines"), 0);
  #ifdef OSX_ENABLED
  	ED_SHORTCUT("script_text_editor/clone_down", TTR("Clone Down"), KEY_MASK_SHIFT | KEY_MASK_CMD | KEY_C);
  	ED_SHORTCUT("script_text_editor/complete_symbol", TTR("Complete Symbol"), KEY_MASK_CTRL | KEY_SPACE);
  #else
  	ED_SHORTCUT("script_text_editor/clone_down", TTR("Clone Down"), KEY_MASK_CMD | KEY_B);
  	ED_SHORTCUT("script_text_editor/complete_symbol", TTR("Complete Symbol"), KEY_MASK_CMD | KEY_SPACE);
  #endif
  	ED_SHORTCUT("script_text_editor/trim_trailing_whitespace", TTR("Trim Trailing Whitespace"), KEY_MASK_CMD | KEY_MASK_ALT | KEY_T);
  	ED_SHORTCUT("script_text_editor/convert_indent_to_spaces", TTR("Convert Indent To Spaces"), KEY_MASK_CMD | KEY_MASK_SHIFT | KEY_Y);
  	ED_SHORTCUT("script_text_editor/convert_indent_to_tabs", TTR("Convert Indent To Tabs"), KEY_MASK_CMD | KEY_MASK_SHIFT | KEY_X);
  	ED_SHORTCUT("script_text_editor/auto_indent", TTR("Auto Indent"), KEY_MASK_CMD | KEY_I);
  
  #ifdef OSX_ENABLED
  	ED_SHORTCUT("script_text_editor/toggle_breakpoint", TTR("Toggle Breakpoint"), KEY_MASK_CMD | KEY_MASK_SHIFT | KEY_B);
  #else
  	ED_SHORTCUT("script_text_editor/toggle_breakpoint", TTR("Toggle Breakpoint"), KEY_F9);
  #endif
  	ED_SHORTCUT("script_text_editor/remove_all_breakpoints", TTR("Remove All Breakpoints"), KEY_MASK_CMD | KEY_MASK_SHIFT | KEY_F9);
  	ED_SHORTCUT("script_text_editor/goto_next_breakpoint", TTR("Goto Next Breakpoint"), KEY_MASK_CMD | KEY_PERIOD);
  	ED_SHORTCUT("script_text_editor/goto_previous_breakpoint", TTR("Goto Previous Breakpoint"), KEY_MASK_CMD | KEY_COMMA);
  
  	ED_SHORTCUT("script_text_editor/find", TTR("Find..."), KEY_MASK_CMD | KEY_F);
  #ifdef OSX_ENABLED
  	ED_SHORTCUT("script_text_editor/find_next", TTR("Find Next"), KEY_MASK_CMD | KEY_G);
  	ED_SHORTCUT("script_text_editor/find_previous", TTR("Find Previous"), KEY_MASK_CMD | KEY_MASK_SHIFT | KEY_G);
  	ED_SHORTCUT("script_text_editor/replace", TTR("Replace..."), KEY_MASK_ALT | KEY_MASK_CMD | KEY_F);
  #else
  	ED_SHORTCUT("script_text_editor/find_next", TTR("Find Next"), KEY_F3);
  	ED_SHORTCUT("script_text_editor/find_previous", TTR("Find Previous"), KEY_MASK_SHIFT | KEY_F3);
  	ED_SHORTCUT("script_text_editor/replace", TTR("Replace..."), KEY_MASK_CMD | KEY_R);
  #endif
  
  	ED_SHORTCUT("script_text_editor/find_in_files", TTR("Find in files..."), KEY_MASK_CMD | KEY_MASK_SHIFT | KEY_F);
  
  #ifdef OSX_ENABLED
  	ED_SHORTCUT("script_text_editor/goto_function", TTR("Goto Function..."), KEY_MASK_CTRL | KEY_MASK_CMD | KEY_J);
  #else
  	ED_SHORTCUT("script_text_editor/goto_function", TTR("Goto Function..."), KEY_MASK_ALT | KEY_MASK_CMD | KEY_F);
  #endif
  	ED_SHORTCUT("script_text_editor/goto_line", TTR("Goto Line..."), KEY_MASK_CMD | KEY_L);
  
  #ifdef OSX_ENABLED
  	ED_SHORTCUT("script_text_editor/contextual_help", TTR("Contextual Help"), KEY_MASK_ALT | KEY_MASK_SHIFT | KEY_SPACE);
  #else
  	ED_SHORTCUT("script_text_editor/contextual_help", TTR("Contextual Help"), KEY_MASK_SHIFT | KEY_F1);
  #endif
  
  	ScriptEditor::register_create_script_editor_function(create_editor);
  }
  