Added an editor plugin for HTMLTemplateData. Double clicking one in the editor will open the underlying file on the text editor tab (if enabled).

editor/editor_node.cpp

@@ -3244,6 +3244,22 @@ void EditorNode::editor_set_visible_by_name(const String &p_name, const bool p_v
 	ERR_FAIL_MSG("The editor name '" + p_name + "' was not found.");
 }
 
+EditorPlugin *EditorNode::get_editor_by_name(const String &p_name) {
+	ERR_FAIL_COND_V(p_name == "", NULL);
+
+	String meta_name = "text";
+
+	for (int i = 0; i < main_editor_buttons.size(); i++) {
+		if (main_editor_buttons[i]->get_meta(meta_name) == p_name) {
+			EditorPlugin *editor = editor_table[i];
+			ERR_FAIL_COND_V(!editor, NULL);
+			return editor;
+		}
+	}
+
+	ERR_FAIL_V_MSG(NULL, "The editor name '" + p_name + "' was not found.");
+}
+
 void EditorNode::add_editor_plugin(EditorPlugin *p_editor, bool p_config_changed) {
 	if (p_editor->has_main_screen()) {
 		ToolButton *tb = memnew(ToolButton);

editor/editor_node.h

@@ -234,6 +234,8 @@ public:
 
 	void select_editor_by_name(const String &p_name);
 	void editor_set_visible_by_name(const String &p_name, const bool p_visible);
+	
+	EditorPlugin *get_editor_by_name(const String &p_name);
 
 	void open_request(const String &p_path);
 

editor_modules/text_editor/text_editor_plugin.cpp

@@ -65,6 +65,11 @@ bool TextEditorEditorPlugin::handles(Object *p_object) const {
 	return p_object->is_class("TextEditorFile");
 }
 
+void TextEditorEditorPlugin::open_file(const String &p_path) {
+	window->open_file(p_path);
+	editor->select_editor_by_name(get_name());
+}
+
 TextEditorEditorPlugin::TextEditorEditorPlugin(EditorNode *p_node) {
 	editor = p_node;
 
@@ -90,5 +95,7 @@ void TextEditorEditorPlugin::_on_filesystem_dock_entry_pressed(int id) {
 }
 
 void TextEditorEditorPlugin::_bind_methods() {
+	ClassDB::bind_method(D_METHOD("open_file", "file"), &TextEditorEditorPlugin::open_file);
+
 	ClassDB::bind_method(D_METHOD("_on_filesystem_dock_entry_pressed"), &TextEditorEditorPlugin::_on_filesystem_dock_entry_pressed);
 }

editor_modules/text_editor/text_editor_plugin.h

@@ -49,6 +49,8 @@ public:
 	String get_name() const;
 	void edit(Object *p_object);
 	bool handles(Object *p_object) const;
+	
+	void open_file(const String &p_path);
 
 	TextEditorEditorPlugin(EditorNode *p_node);
 	~TextEditorEditorPlugin();

modules/web/html/editor/resource_importer_html_template_data.cpp

@@ -35,6 +35,10 @@
 
 #include "../html_template_data.h"
 
+#ifdef MODULE_TEXT_EDITOR_ENABLED
+#include "editor/editor_node.h"
+#endif
+
 String ResourceImporterHTMLTemplateData::get_importer_name() const {
 	return "html_template_data";
 }
@@ -85,3 +89,26 @@ ResourceImporterHTMLTemplateData::ResourceImporterHTMLTemplateData() {
 
 ResourceImporterHTMLTemplateData::~ResourceImporterHTMLTemplateData() {
 }
+
+#ifdef MODULE_TEXT_EDITOR_ENABLED
+
+void HTMLTemplateDataEditorPlugin::edit(Object *p_object) {
+	Ref<HTMLTemplateData> f = Ref<HTMLTemplateData>(Object::cast_to<HTMLTemplateData>(p_object));
+	
+	if (f.is_valid()) {
+		EditorPlugin *ep = EditorNode::get_singleton()->get_editor_by_name("Text");
+		
+		if (ep) {
+			ep->call("open_file", f->get_path());
+		}
+	}
+}
+
+bool HTMLTemplateDataEditorPlugin::handles(Object *p_object) const {
+	return p_object->is_class("HTMLTemplateData");
+}
+
+HTMLTemplateDataEditorPlugin::HTMLTemplateDataEditorPlugin(EditorNode *p_node) {
+}
+
+#endif

modules/web/html/editor/resource_importer_html_template_data.h

@@ -34,6 +34,11 @@
 
 #include "core/io/resource_importer.h"
 
+#include "editor/editor_plugin.h"
+#include "modules/modules_enabled.gen.h"
+
+class EditorNode;
+
 class ResourceImporterHTMLTemplateData : public ResourceImporter {
 	GDCLASS(ResourceImporterHTMLTemplateData, ResourceImporter);
 
@@ -54,4 +59,21 @@ public:
 	ResourceImporterHTMLTemplateData();
 	~ResourceImporterHTMLTemplateData();
 };
+
+#ifdef MODULE_TEXT_EDITOR_ENABLED
+
+class HTMLTemplateDataEditorPlugin : public EditorPlugin {
+	GDCLASS(HTMLTemplateDataEditorPlugin, EditorPlugin);
+
+public:
+	virtual void edit(Object *p_object);
+	virtual bool handles(Object *p_object) const;
+	
+	HTMLTemplateDataEditorPlugin(EditorNode *p_node);
+
+	virtual String get_name() const { return "HTMLTemplateData"; }
+};
+
+#endif
+
 #endif // RESOURCE_IMPORTER_HTML_TEMPLATE_DATA_H

modules/web/register_types.cpp

@@ -165,6 +165,10 @@ void register_web_types(ModuleRegistrationLevel p_level) {
 	if (p_level == MODULE_REGISTRATION_LEVEL_EDITOR) {
 		EditorPlugins::add_by_type<WebNodeEditorPlugin>();
 
+#ifdef MODULE_TEXT_EDITOR_ENABLED
+		EditorPlugins::add_by_type<HTMLTemplateDataEditorPlugin>();
+#endif
+
 		Ref<ResourceImporterHTMLTemplateData> html_template_data_importer;
 		html_template_data_importer.instance();
 		ResourceFormatImporter::get_singleton()->add_importer(html_template_data_importer);