Make sure that scripts are reloaded if needed when they enter editing, fixes #4456

tools/editor/plugins/script_editor_plugin.cpp

@@ -531,7 +531,7 @@ static void _find_changed_scripts_for_external_editor(Node* p_base, Node*p_curre
 
 }
 
-void ScriptEditor::_update_modified_scripts_for_external_editor() {
+void ScriptEditor::_update_modified_scripts_for_external_editor(Ref<Script> p_for_script) {
 
 	if (!bool(EditorSettings::get_singleton()->get("external_editor/use_external_editor")))
 		return;
@@ -547,6 +547,9 @@ void ScriptEditor::_update_modified_scripts_for_external_editor() {
 
 		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
@@ -900,7 +903,7 @@ void ScriptEditor::_live_auto_reload_running_scripts() {
 }
 
 
-bool ScriptEditor::_test_script_times_on_disk() {
+bool ScriptEditor::_test_script_times_on_disk(Ref<Script> p_for_script) {
 
 
 	disk_changed_list->clear();
@@ -920,6 +923,9 @@ bool ScriptEditor::_test_script_times_on_disk() {
 
 			Ref<Script> script = ste->get_edited_script();
 
+			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
 
@@ -2128,6 +2134,12 @@ void ScriptEditor::edit(const Ref<Script>& p_script) {
 	if (!restoring_layout) {
 		EditorNode::get_singleton()->save_layout();
 	}
+
+	//test for modification, maybe the script was not edited but was loaded
+
+	_test_script_times_on_disk(p_script);
+	_update_modified_scripts_for_external_editor(p_script);
+
 }
 
 void ScriptEditor::save_all_scripts() {

tools/editor/plugins/script_editor_plugin.h

@@ -232,7 +232,7 @@ class ScriptEditor : public VBoxContainer {
 	void _resave_scripts(const String& p_str);
 	void _reload_scripts();
 
-	bool _test_script_times_on_disk();
+	bool _test_script_times_on_disk(Ref<Script> p_for_script=Ref<Script>());
 
 	void _close_current_tab();
 
@@ -291,7 +291,7 @@ class ScriptEditor : public VBoxContainer {
 	void _go_to_tab(int p_idx);
 	void _update_history_pos(int p_new_pos);
 	void _update_script_colors();
-	void _update_modified_scripts_for_external_editor();
+	void _update_modified_scripts_for_external_editor(Ref<Script> p_for_script=Ref<Script>());
 
 	int file_dialog_option;
 	void _file_dialog_action(String p_file);