initial commit, 4.5 stable

editor/shader/shader_create_dialog.cpp

@@ -0,0 +1,687 @@
+/**************************************************************************/
+/*  shader_create_dialog.cpp                                              */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 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.                 */
+/**************************************************************************/
+
+#include "shader_create_dialog.h"
+
+#include "core/config/project_settings.h"
+#include "editor/editor_node.h"
+#include "editor/gui/editor_file_dialog.h"
+#include "editor/gui/editor_validation_panel.h"
+#include "editor/themes/editor_scale.h"
+#include "scene/resources/shader_include.h"
+#include "scene/resources/visual_shader.h"
+#include "servers/rendering/shader_types.h"
+
+enum ShaderType {
+	SHADER_TYPE_TEXT,
+	SHADER_TYPE_VISUAL,
+	SHADER_TYPE_INC,
+	SHADER_TYPE_MAX,
+};
+
+void ShaderCreateDialog::_notification(int p_what) {
+	switch (p_what) {
+		case NOTIFICATION_ENTER_TREE: {
+			String last_lang = EditorSettings::get_singleton()->get_project_metadata("shader_setup", "last_selected_language", "");
+			if (!last_lang.is_empty()) {
+				for (int i = 0; i < type_menu->get_item_count(); i++) {
+					if (type_menu->get_item_text(i) == last_lang) {
+						type_menu->select(i);
+						current_type = i;
+						break;
+					}
+				}
+			} else {
+				type_menu->select(default_type);
+			}
+
+			current_mode = EditorSettings::get_singleton()->get_project_metadata("shader_setup", "last_selected_mode", 0);
+			mode_menu->select(current_mode);
+		} break;
+
+		case NOTIFICATION_THEME_CHANGED: {
+			static const char *shader_types[3] = { "Shader", "VisualShader", "TextFile" };
+			for (int i = 0; i < 3; i++) {
+				Ref<Texture2D> icon = get_editor_theme_icon(shader_types[i]);
+				if (icon.is_valid()) {
+					type_menu->set_item_icon(i, icon);
+				}
+			}
+
+			path_button->set_button_icon(get_editor_theme_icon(SNAME("Folder")));
+		} break;
+	}
+}
+
+void ShaderCreateDialog::_update_language_info() {
+	type_data.clear();
+
+	for (int i = 0; i < SHADER_TYPE_MAX; i++) {
+		ShaderTypeData shader_type_data;
+		if (i == int(SHADER_TYPE_TEXT)) {
+			shader_type_data.use_templates = true;
+			shader_type_data.extensions.push_back("gdshader");
+			shader_type_data.default_extension = "gdshader";
+		} else if (i == int(SHADER_TYPE_INC)) {
+			shader_type_data.extensions.push_back("gdshaderinc");
+			shader_type_data.default_extension = "gdshaderinc";
+		} else {
+			shader_type_data.default_extension = "tres";
+		}
+		shader_type_data.extensions.push_back("res");
+		shader_type_data.extensions.push_back("tres");
+		type_data.push_back(shader_type_data);
+	}
+}
+
+void ShaderCreateDialog::_path_hbox_sorted() {
+	if (is_visible()) {
+		int filename_start_pos = initial_base_path.rfind_char('/') + 1;
+		int filename_end_pos = initial_base_path.length();
+
+		if (!is_built_in) {
+			file_path->select(filename_start_pos, filename_end_pos);
+		}
+
+		file_path->set_caret_column(file_path->get_text().length());
+		file_path->set_caret_column(filename_start_pos);
+
+		file_path->grab_focus();
+	}
+}
+
+void ShaderCreateDialog::_mode_changed(int p_mode) {
+	current_mode = p_mode;
+	EditorSettings::get_singleton()->set_project_metadata("shader_setup", "last_selected_mode", p_mode);
+}
+
+void ShaderCreateDialog::_template_changed(int p_template) {
+	current_template = p_template;
+	EditorSettings::get_singleton()->set_project_metadata("shader_setup", "last_selected_template", p_template);
+}
+
+void ShaderCreateDialog::ok_pressed() {
+	if (is_new_shader_created) {
+		_create_new();
+		if (built_in_enabled) {
+			// Only save state of built-in checkbox if it's enabled.
+			EditorSettings::get_singleton()->set_project_metadata("shader_setup", "create_built_in_shader", internal->is_pressed());
+		}
+	} else {
+		_load_exist();
+	}
+
+	is_new_shader_created = true;
+	validation_panel->update();
+}
+
+void ShaderCreateDialog::_create_new() {
+	Ref<Resource> shader;
+	Ref<Resource> shader_inc;
+
+	switch (type_menu->get_selected()) {
+		case SHADER_TYPE_TEXT: {
+			Ref<Shader> text_shader;
+			text_shader.instantiate();
+			shader = text_shader;
+
+			StringBuilder code;
+			code += vformat("shader_type %s;\n", mode_menu->get_text().to_snake_case());
+
+			if (current_template == 0) { // Default template.
+				switch (current_mode) {
+					case Shader::MODE_SPATIAL:
+						code += R"(
+void vertex() {
+	// Called for every vertex the material is visible on.
+}
+
+void fragment() {
+	// Called for every pixel the material is visible on.
+}
+
+//void light() {
+//	// Called for every pixel for every light affecting the material.
+//	// Uncomment to replace the default light processing function with this one.
+//}
+)";
+						break;
+					case Shader::MODE_CANVAS_ITEM:
+						code += R"(
+void vertex() {
+	// Called for every vertex the material is visible on.
+}
+
+void fragment() {
+	// Called for every pixel the material is visible on.
+}
+
+//void light() {
+//	// Called for every pixel for every light affecting the CanvasItem.
+//	// Uncomment to replace the default light processing function with this one.
+//}
+)";
+						break;
+					case Shader::MODE_PARTICLES:
+						code += R"(
+void start() {
+	// Called when a particle is spawned.
+}
+
+void process() {
+	// Called every frame on existing particles (according to the Fixed FPS property).
+}
+)";
+						break;
+					case Shader::MODE_SKY:
+						code += R"(
+void sky() {
+	// Called for every visible pixel in the sky background, as well as all pixels
+	// in the radiance cubemap.
+}
+)";
+						break;
+					case Shader::MODE_FOG:
+						code += R"(
+void fog() {
+	// Called once for every froxel that is touched by an axis-aligned bounding box
+	// of the associated FogVolume. This means that froxels that just barely touch
+	// a given FogVolume will still be used.
+}
+)";
+				}
+			}
+			text_shader->set_code(code.as_string());
+		} break;
+		case SHADER_TYPE_VISUAL: {
+			Ref<VisualShader> visual_shader;
+			visual_shader.instantiate();
+			shader = visual_shader;
+			visual_shader->set_mode(Shader::Mode(current_mode));
+		} break;
+		case SHADER_TYPE_INC: {
+			Ref<ShaderInclude> include;
+			include.instantiate();
+			shader_inc = include;
+		} break;
+		default: {
+		} break;
+	}
+
+	if (shader.is_null()) {
+		String lpath = ProjectSettings::get_singleton()->localize_path(file_path->get_text());
+		shader_inc->set_path(lpath);
+
+		Error error = ResourceSaver::save(shader_inc, lpath, ResourceSaver::FLAG_CHANGE_PATH);
+		if (error != OK) {
+			alert->set_text(TTR("Error - Could not create shader include in filesystem."));
+			alert->popup_centered();
+			return;
+		}
+
+		emit_signal(SNAME("shader_include_created"), shader_inc);
+	} else {
+		if (is_built_in) {
+			Node *edited_scene = get_tree()->get_edited_scene_root();
+			if (likely(edited_scene)) {
+				shader->set_path(edited_scene->get_scene_file_path() + "::" + shader->generate_scene_unique_id());
+			}
+		} else {
+			String lpath = ProjectSettings::get_singleton()->localize_path(file_path->get_text());
+			shader->set_path(lpath);
+
+			Error error = ResourceSaver::save(shader, lpath, ResourceSaver::FLAG_CHANGE_PATH);
+			if (error != OK) {
+				alert->set_text(TTR("Error - Could not create shader in filesystem."));
+				alert->popup_centered();
+				return;
+			}
+		}
+
+		emit_signal(SNAME("shader_created"), shader);
+	}
+
+	file_path->set_text(file_path->get_text().get_base_dir());
+	hide();
+}
+
+void ShaderCreateDialog::_load_exist() {
+	String path = file_path->get_text();
+	Ref<Resource> p_shader = ResourceLoader::load(path, "Shader");
+	if (p_shader.is_null()) {
+		alert->set_text(vformat(TTR("Error loading shader from %s"), path));
+		alert->popup_centered();
+		return;
+	}
+
+	emit_signal(SNAME("shader_created"), p_shader);
+	hide();
+}
+
+void ShaderCreateDialog::_type_changed(int p_language) {
+	current_type = p_language;
+	ShaderTypeData shader_type_data = type_data.get(p_language);
+
+	String selected_ext = "." + shader_type_data.default_extension;
+	String path = file_path->get_text();
+	String extension = "";
+
+	if (!path.is_empty()) {
+		if (path.contains_char('.')) {
+			extension = path.get_extension();
+		}
+		if (extension.length() == 0) {
+			path += selected_ext;
+		} else {
+			path = path.get_basename() + selected_ext;
+		}
+	} else {
+		path = "shader" + selected_ext;
+	}
+	_path_changed(path);
+	file_path->set_text(path);
+
+	type_menu->set_item_disabled(int(SHADER_TYPE_INC), load_enabled);
+	mode_menu->set_disabled(p_language == SHADER_TYPE_INC);
+	template_menu->set_disabled(!shader_type_data.use_templates);
+	template_menu->clear();
+
+	if (shader_type_data.use_templates) {
+		int last_template = EditorSettings::get_singleton()->get_project_metadata("shader_setup", "last_selected_template", 0);
+
+		template_menu->add_item(TTRC("Default"));
+		template_menu->add_item(TTRC("Empty"));
+
+		template_menu->select(last_template);
+		current_template = last_template;
+	} else {
+		template_menu->add_item(TTRC("N/A"));
+	}
+
+	EditorSettings::get_singleton()->set_project_metadata("shader_setup", "last_selected_language", type_menu->get_item_text(type_menu->get_selected()));
+	validation_panel->update();
+}
+
+void ShaderCreateDialog::_built_in_toggled(bool p_enabled) {
+	is_built_in = p_enabled;
+	if (p_enabled) {
+		is_new_shader_created = true;
+	} else {
+		_path_changed(file_path->get_text());
+	}
+	validation_panel->update();
+}
+
+void ShaderCreateDialog::_browse_path() {
+	file_browse->set_file_mode(EditorFileDialog::FILE_MODE_SAVE_FILE);
+	file_browse->set_title(TTR("Open Shader / Choose Location"));
+	file_browse->set_ok_button_text(TTR("Open"));
+
+	file_browse->set_disable_overwrite_warning(true);
+	file_browse->clear_filters();
+
+	List<String> extensions = type_data.get(type_menu->get_selected()).extensions;
+
+	for (const String &E : extensions) {
+		file_browse->add_filter("*." + E);
+	}
+
+	file_browse->set_current_path(file_path->get_text());
+	file_browse->popup_file_dialog();
+}
+
+void ShaderCreateDialog::_file_selected(const String &p_file) {
+	String p = ProjectSettings::get_singleton()->localize_path(p_file);
+	file_path->set_text(p);
+	_path_changed(p);
+
+	String filename = p.get_file().get_basename();
+	int select_start = p.rfind(filename);
+	file_path->select(select_start, select_start + filename.length());
+	file_path->set_caret_column(select_start + filename.length());
+	file_path->grab_focus();
+}
+
+void ShaderCreateDialog::_path_changed(const String &p_path) {
+	if (is_built_in) {
+		return;
+	}
+
+	is_path_valid = false;
+	is_new_shader_created = true;
+
+	path_error = _validate_path(p_path);
+	if (!path_error.is_empty()) {
+		validation_panel->update();
+		return;
+	}
+
+	Ref<DirAccess> f = DirAccess::create(DirAccess::ACCESS_RESOURCES);
+	String p = ProjectSettings::get_singleton()->localize_path(p_path.strip_edges());
+	if (f->file_exists(p)) {
+		is_new_shader_created = false;
+	}
+
+	is_path_valid = true;
+	validation_panel->update();
+}
+
+void ShaderCreateDialog::_path_submitted(const String &p_path) {
+	if (!get_ok_button()->is_disabled()) {
+		ok_pressed();
+	}
+}
+
+void ShaderCreateDialog::config(const String &p_base_path, bool p_built_in_enabled, bool p_load_enabled, int p_preferred_type, int p_preferred_mode) {
+	if (!p_base_path.is_empty()) {
+		initial_base_path = p_base_path.get_basename();
+		file_path->set_text(initial_base_path + "." + type_data.get(type_menu->get_selected()).default_extension);
+		current_type = type_menu->get_selected();
+	} else {
+		initial_base_path = "";
+		file_path->set_text("");
+	}
+	file_path->deselect();
+
+	built_in_enabled = p_built_in_enabled;
+	load_enabled = p_load_enabled;
+
+	if (built_in_enabled) {
+		internal->set_pressed(EditorSettings::get_singleton()->get_project_metadata("shader_setup", "create_built_in_shader", false));
+	}
+
+	if (p_preferred_type > -1) {
+		type_menu->select(p_preferred_type);
+		_type_changed(p_preferred_type);
+	}
+
+	if (p_preferred_mode > -1) {
+		mode_menu->select(p_preferred_mode);
+		_mode_changed(p_preferred_mode);
+	}
+
+	_type_changed(current_type);
+	_path_changed(file_path->get_text());
+}
+
+String ShaderCreateDialog::_validate_path(const String &p_path) {
+	String p = p_path.strip_edges();
+
+	if (p.is_empty()) {
+		return TTR("Path is empty.");
+	}
+	if (p.get_file().get_basename().is_empty()) {
+		return TTR("Filename is empty.");
+	}
+
+	p = ProjectSettings::get_singleton()->localize_path(p);
+	if (!p.begins_with("res://")) {
+		return TTR("Path is not local.");
+	}
+
+	Ref<DirAccess> d = DirAccess::create(DirAccess::ACCESS_RESOURCES);
+	if (d->change_dir(p.get_base_dir()) != OK) {
+		return TTR("Invalid base path.");
+	}
+
+	Ref<DirAccess> f = DirAccess::create(DirAccess::ACCESS_RESOURCES);
+	if (f->dir_exists(p)) {
+		return TTR("A directory with the same name exists.");
+	}
+
+	String extension = p.get_extension();
+	HashSet<String> extensions;
+
+	List<ShaderCreateDialog::ShaderTypeData>::ConstIterator itr = type_data.begin();
+	for (int i = 0; i < SHADER_TYPE_MAX; ++itr, ++i) {
+		for (const String &ext : itr->extensions) {
+			if (!extensions.has(ext)) {
+				extensions.insert(ext);
+			}
+		}
+	}
+
+	bool found = false;
+	bool match = false;
+
+	for (const String &ext : extensions) {
+		if (ext.nocasecmp_to(extension) == 0) {
+			found = true;
+			for (const String &type_ext : type_data.get(current_type).extensions) {
+				if (type_ext.nocasecmp_to(extension) == 0) {
+					match = true;
+					break;
+				}
+			}
+			break;
+		}
+	}
+
+	if (!found) {
+		return TTR("Invalid extension.");
+	}
+	if (!match) {
+		return TTR("Wrong extension chosen.");
+	}
+
+	return "";
+}
+
+void ShaderCreateDialog::_update_dialog() {
+	if (!is_built_in && !is_path_valid) {
+		validation_panel->set_message(MSG_ID_SHADER, TTR("Invalid path."), EditorValidationPanel::MSG_ERROR);
+	}
+	if (!is_built_in && !path_error.is_empty()) {
+		validation_panel->set_message(MSG_ID_PATH, path_error, EditorValidationPanel::MSG_ERROR);
+	} else if (validation_panel->is_valid() && !is_new_shader_created) {
+		validation_panel->set_message(MSG_ID_SHADER, TTR("File exists, it will be reused."), EditorValidationPanel::MSG_OK);
+	}
+	if (!built_in_enabled) {
+		internal->set_pressed(false);
+	}
+
+	if (is_built_in) {
+		file_path->set_editable(false);
+		path_button->set_disabled(true);
+		re_check_path = true;
+	} else {
+		file_path->set_editable(true);
+		path_button->set_disabled(false);
+		if (re_check_path) {
+			re_check_path = false;
+			_path_changed(file_path->get_text());
+		}
+	}
+
+	internal->set_disabled(!built_in_enabled);
+
+	if (is_built_in) {
+		validation_panel->set_message(MSG_ID_BUILT_IN, TTR("Note: Built-in shaders can't be edited using an external editor."), EditorValidationPanel::MSG_INFO, false);
+	}
+
+	if (is_built_in) {
+		set_ok_button_text(TTR("Create"));
+		validation_panel->set_message(MSG_ID_PATH, TTR("Built-in shader (into scene file)."), EditorValidationPanel::MSG_OK);
+	} else if (is_new_shader_created) {
+		set_ok_button_text(TTR("Create"));
+	} else if (load_enabled) {
+		set_ok_button_text(TTR("Load"));
+		if (is_path_valid) {
+			validation_panel->set_message(MSG_ID_PATH, TTR("Will load an existing shader file."), EditorValidationPanel::MSG_OK);
+		}
+	} else {
+		set_ok_button_text(TTR("Create"));
+		validation_panel->set_message(MSG_ID_PATH, TTR("Shader file already exists."), EditorValidationPanel::MSG_ERROR);
+	}
+}
+
+void ShaderCreateDialog::_bind_methods() {
+	ClassDB::bind_method(D_METHOD("config", "path", "built_in_enabled", "load_enabled"), &ShaderCreateDialog::config, DEFVAL(true), DEFVAL(true));
+
+	ADD_SIGNAL(MethodInfo("shader_created", PropertyInfo(Variant::OBJECT, "shader", PROPERTY_HINT_RESOURCE_TYPE, "Shader")));
+	ADD_SIGNAL(MethodInfo("shader_include_created", PropertyInfo(Variant::OBJECT, "shader_include", PROPERTY_HINT_RESOURCE_TYPE, "ShaderInclude")));
+}
+
+ShaderCreateDialog::ShaderCreateDialog() {
+	_update_language_info();
+
+	// Main Controls.
+
+	gc = memnew(GridContainer);
+	gc->set_columns(2);
+
+	// Error Fields.
+
+	validation_panel = memnew(EditorValidationPanel);
+	validation_panel->add_line(MSG_ID_SHADER, TTR("Shader path/name is valid."));
+	validation_panel->add_line(MSG_ID_PATH, TTR("Will create a new shader file."));
+	validation_panel->add_line(MSG_ID_BUILT_IN);
+	validation_panel->set_update_callback(callable_mp(this, &ShaderCreateDialog::_update_dialog));
+	validation_panel->set_accept_button(get_ok_button());
+
+	// Spacing.
+
+	Control *spacing = memnew(Control);
+	spacing->set_custom_minimum_size(Size2(0, 10 * EDSCALE));
+
+	VBoxContainer *vb = memnew(VBoxContainer);
+	vb->add_child(gc);
+	vb->add_child(spacing);
+	vb->add_child(validation_panel);
+	add_child(vb);
+
+	// Type.
+
+	type_menu = memnew(OptionButton);
+	type_menu->set_auto_translate_mode(AUTO_TRANSLATE_MODE_DISABLED);
+	type_menu->set_accessibility_name(TTRC("Type:"));
+	type_menu->set_custom_minimum_size(Size2(250, 0) * EDSCALE);
+	type_menu->set_h_size_flags(Control::SIZE_EXPAND_FILL);
+	gc->add_child(memnew(Label(TTR("Type:"))));
+	gc->add_child(type_menu);
+
+	for (int i = 0; i < SHADER_TYPE_MAX; i++) {
+		String type;
+		bool invalid = false;
+		switch (i) {
+			case SHADER_TYPE_TEXT:
+				type = "Shader";
+				default_type = i;
+				break;
+			case SHADER_TYPE_VISUAL:
+				type = "VisualShader";
+				break;
+			case SHADER_TYPE_INC:
+				type = "ShaderInclude";
+				break;
+			case SHADER_TYPE_MAX:
+				invalid = true;
+				break;
+			default:
+				invalid = true;
+				break;
+		}
+		if (invalid) {
+			continue;
+		}
+		type_menu->add_item(type);
+	}
+	if (default_type >= 0) {
+		type_menu->select(default_type);
+	}
+	current_type = default_type;
+	type_menu->connect(SceneStringName(item_selected), callable_mp(this, &ShaderCreateDialog::_type_changed));
+
+	// Modes.
+
+	mode_menu = memnew(OptionButton);
+	mode_menu->set_auto_translate_mode(AUTO_TRANSLATE_MODE_DISABLED);
+	mode_menu->set_accessibility_name(TTRC("Mode:"));
+	for (const String &type_name : ShaderTypes::get_singleton()->get_types_list()) {
+		mode_menu->add_item(type_name.capitalize());
+	}
+	gc->add_child(memnew(Label(TTR("Mode:"))));
+	gc->add_child(mode_menu);
+	mode_menu->connect(SceneStringName(item_selected), callable_mp(this, &ShaderCreateDialog::_mode_changed));
+
+	// Templates.
+
+	template_menu = memnew(OptionButton);
+	template_menu->set_accessibility_name(TTRC("Template:"));
+	gc->add_child(memnew(Label(TTR("Template:"))));
+	gc->add_child(template_menu);
+	template_menu->connect(SceneStringName(item_selected), callable_mp(this, &ShaderCreateDialog::_template_changed));
+
+	// Built-in Shader.
+
+	internal = memnew(CheckBox);
+	internal->set_text(TTR("On"));
+	internal->set_accessibility_name(TTRC("Built-in Shader:"));
+	internal->connect(SceneStringName(toggled), callable_mp(this, &ShaderCreateDialog::_built_in_toggled));
+	gc->add_child(memnew(Label(TTR("Built-in Shader:"))));
+	gc->add_child(internal);
+
+	// Path.
+
+	HBoxContainer *hb = memnew(HBoxContainer);
+	hb->set_h_size_flags(Control::SIZE_EXPAND_FILL);
+	hb->connect(SceneStringName(sort_children), callable_mp(this, &ShaderCreateDialog::_path_hbox_sorted));
+	file_path = memnew(LineEdit);
+	file_path->connect(SceneStringName(text_changed), callable_mp(this, &ShaderCreateDialog::_path_changed));
+	file_path->set_accessibility_name(TTRC("Path:"));
+	file_path->set_h_size_flags(Control::SIZE_EXPAND_FILL);
+	hb->add_child(file_path);
+	register_text_enter(file_path);
+	path_button = memnew(Button);
+	path_button->set_accessibility_name(TTRC("Select"));
+	path_button->connect(SceneStringName(pressed), callable_mp(this, &ShaderCreateDialog::_browse_path));
+	hb->add_child(path_button);
+	gc->add_child(memnew(Label(TTR("Path:"))));
+	gc->add_child(hb);
+
+	// Dialog Setup.
+
+	file_browse = memnew(EditorFileDialog);
+	file_browse->connect("file_selected", callable_mp(this, &ShaderCreateDialog::_file_selected));
+	file_browse->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILE);
+	add_child(file_browse);
+
+	alert = memnew(AcceptDialog);
+	alert->get_label()->set_autowrap_mode(TextServer::AUTOWRAP_WORD_SMART);
+	alert->get_label()->set_horizontal_alignment(HORIZONTAL_ALIGNMENT_CENTER);
+	alert->get_label()->set_vertical_alignment(VERTICAL_ALIGNMENT_CENTER);
+	alert->get_label()->set_custom_minimum_size(Size2(325, 60) * EDSCALE);
+	add_child(alert);
+
+	set_ok_button_text(TTR("Create"));
+	set_hide_on_ok(false);
+
+	set_title(TTR("Create Shader"));
+}