initial commit, 4.5 stable

editor/shader/shader_editor_plugin.h

@@ -0,0 +1,152 @@
+/**************************************************************************/
+/*  shader_editor_plugin.h                                                */
+/**************************************************************************/
+/*                         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.                 */
+/**************************************************************************/
+
+#pragma once
+
+#include "editor/plugins/editor_plugin.h"
+
+class CodeTextEditor;
+class HSplitContainer;
+class ItemList;
+class MenuButton;
+class ShaderCreateDialog;
+class ShaderEditor;
+class TabContainer;
+class TextShaderEditor;
+class VBoxContainer;
+class HBoxContainer;
+class VisualShaderEditor;
+class WindowWrapper;
+
+class ShaderEditorPlugin : public EditorPlugin {
+	GDCLASS(ShaderEditorPlugin, EditorPlugin);
+
+	struct EditedShader {
+		Ref<Shader> shader;
+		Ref<ShaderInclude> shader_inc;
+		ShaderEditor *shader_editor = nullptr;
+		String path;
+		String name;
+	};
+
+	LocalVector<EditedShader> edited_shaders;
+
+	enum FileMenu {
+		FILE_MENU_NEW,
+		FILE_MENU_NEW_INCLUDE,
+		FILE_MENU_OPEN,
+		FILE_MENU_OPEN_INCLUDE,
+		FILE_MENU_SAVE,
+		FILE_MENU_SAVE_AS,
+		FILE_MENU_INSPECT,
+		FILE_MENU_INSPECT_NATIVE_SHADER_CODE,
+		FILE_MENU_CLOSE,
+		FILE_MENU_CLOSE_ALL,
+		FILE_MENU_CLOSE_OTHER_TABS,
+		FILE_MENU_SHOW_IN_FILE_SYSTEM,
+		FILE_MENU_COPY_PATH,
+		FILE_MENU_TOGGLE_FILES_PANEL,
+	};
+
+	enum PopupMenuType {
+		FILE,
+		CONTEXT,
+		CONTEXT_VALID_ITEM,
+	};
+
+	VBoxContainer *main_container = nullptr;
+	HSplitContainer *files_split = nullptr;
+
+	ItemList *shader_list = nullptr;
+	TabContainer *shader_tabs = nullptr;
+
+	Button *button = nullptr;
+	MenuButton *file_menu = nullptr;
+	PopupMenu *context_menu = nullptr;
+
+	WindowWrapper *window_wrapper = nullptr;
+	Button *make_floating = nullptr;
+
+	ShaderCreateDialog *shader_create_dialog = nullptr;
+
+	float text_shader_zoom_factor = 1.0f;
+
+	Ref<Resource> _get_current_shader();
+	void _update_shader_list();
+	void _shader_selected(int p_index, bool p_push_item = true);
+	void _shader_list_clicked(int p_item, Vector2 p_local_mouse_pos, MouseButton p_mouse_button_index);
+	void _setup_popup_menu(PopupMenuType p_type, PopupMenu *p_menu);
+	void _make_script_list_context_menu();
+	void _menu_item_pressed(int p_index);
+	void _resource_saved(Object *obj);
+	void _close_shader(int p_index);
+	void _close_builtin_shaders_from_scene(const String &p_scene);
+	void _file_removed(const String &p_removed_file);
+	void _res_saved_callback(const Ref<Resource> &p_res);
+	void _set_file_specific_items_disabled(bool p_disabled);
+
+	void _shader_created(Ref<Shader> p_shader);
+	void _shader_include_created(Ref<ShaderInclude> p_shader_inc);
+	void _update_shader_list_status();
+	void _move_shader_tab(int p_from, int p_to);
+
+	Variant get_drag_data_fw(const Point2 &p_point, Control *p_from);
+	bool can_drop_data_fw(const Point2 &p_point, const Variant &p_data, Control *p_from) const;
+	void drop_data_fw(const Point2 &p_point, const Variant &p_data, Control *p_from);
+
+	void _window_changed(bool p_visible);
+
+	void _set_text_shader_zoom_factor(float p_zoom_factor);
+	void _update_shader_editor_zoom_factor(CodeTextEditor *p_shader_editor) const;
+
+	void _switch_to_editor(ShaderEditor *p_editor);
+
+protected:
+	void _notification(int p_what);
+
+public:
+	virtual String get_plugin_name() const override { return "Shader"; }
+	virtual void edit(Object *p_object) override;
+	virtual bool handles(Object *p_object) const override;
+	virtual void make_visible(bool p_visible) override;
+	virtual void selected_notify() override;
+
+	ShaderEditor *get_shader_editor(const Ref<Shader> &p_for_shader);
+
+	virtual void set_window_layout(Ref<ConfigFile> p_layout) override;
+	virtual void get_window_layout(Ref<ConfigFile> p_layout) override;
+
+	virtual String get_unsaved_status(const String &p_for_scene) const override;
+	virtual void save_external_data() override;
+	virtual void apply_changes() override;
+
+	ShaderEditorPlugin();
+	~ShaderEditorPlugin();
+};