godot/editor/filesystem_dock.h

/*************************************************************************/
/*  scenes_dock.h                                                        */
/*************************************************************************/
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/*                           GODOT ENGINE                                */
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/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
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#ifndef FILESYSTEM_DOCK_H
#define FILESYSTEM_DOCK_H

#include "scene/gui/box_container.h"
#include "scene/gui/control.h"
#include "scene/gui/item_list.h"
#include "scene/gui/label.h"
#include "scene/gui/menu_button.h"
#include "scene/gui/option_button.h"
#include "scene/gui/progress_bar.h"
#include "scene/gui/split_container.h"
#include "scene/gui/tool_button.h"
#include "scene/gui/tree.h"
#include "scene/main/timer.h"

#include "os/dir_access.h"
#include "os/thread.h"

#include "dependency_editor.h"
#include "editor_dir_dialog.h"
#include "editor_file_system.h"

class EditorNode;

class FileSystemDock : public VBoxContainer {
	OBJ_TYPE(FileSystemDock, VBoxContainer);

public:
	enum DisplayMode {
		DISPLAY_THUMBNAILS,
		DISPLAY_LIST
	};

private:
	enum FileMenu {
		FILE_OPEN,
		FILE_INSTANCE,
		FILE_DEPENDENCIES,
		FILE_OWNERS,
		FILE_MOVE,
		FILE_REMOVE,
		FILE_REIMPORT,
		FILE_INFO,
		FILE_SHOW_IN_EXPLORER,
		FILE_COPY_PATH
	};

	enum FolderMenu {
		FOLDER_EXPAND_ALL,
		FOLDER_COLLAPSE_ALL,
		FOLDER_MOVE,
		FOLDER_RENAME,
		FOLDER_REMOVE,
		FOLDER_NEW_FOLDER,
		FOLDER_SHOW_IN_EXPLORER,
		FOLDER_COPY_PATH
	};

	VBoxContainer *scanning_vb;
	ProgressBar *scanning_progress;
	VSplitContainer *split_box;
	VBoxContainer *file_list_vb;

	EditorNode *editor;
	Set<String> favorites;

	Button *button_reload;
	Button *button_favorite;
	Button *button_back;
	Button *button_display_mode;
	Button *button_hist_next;
	Button *button_hist_prev;
	LineEdit *current_path;
	LineEdit *search_box;
	TextureFrame *search_icon;
	HBoxContainer *path_hb;

	class FileOrFolder {
	public:
		String path;
		bool is_file;

		FileOrFolder() :
				path(""),
				is_file(false) {}
		FileOrFolder(const String &p_path, bool p_is_file) :
				path(p_path),
				is_file(p_is_file) {}
	};
	FileOrFolder to_rename;
	Vector<FileOrFolder> to_move;

	bool split_mode;
	DisplayMode display_mode;

	PopupMenu *file_options;
	PopupMenu *folder_options;

	DependencyEditor *deps_editor;
	DependencyEditorOwners *owners_editor;
	DependencyRemoveDialog *remove_dialog;

	EditorDirDialog *move_dialog;
	EditorDirDialog *move_dir_dialog;
	EditorFileDialog *rename_dialog;
	ConfirmationDialog *make_dir_dialog;
	ConfirmationDialog *rename_dir_dialog;

	LineEdit *rename_dialog_text;
	LineEdit *make_dir_dialog_text;

	Vector<String> move_dirs;
	Vector<String> move_files;

	Vector<String> history;
	int history_pos;

	String path;

	bool initialized;

	bool updating_tree;
	Tree *tree; //directories
	ItemList *files;

	void _go_to_tree();
	void _go_to_dir(const String &p_dir);
	void _select_file(int p_idx);

	bool _create_tree(TreeItem *p_parent, EditorFileSystemDirectory *p_dir);
	void _thumbnail_done(const String &p_path, const Ref<Texture> &p_preview, const Variant &p_udata);
	void _find_inside_move_files(EditorFileSystemDirectory *efsd, Vector<String> &files);
	void _find_remaps(EditorFileSystemDirectory *efsd, Map<String, String> &renames, List<String> &to_remaps);

	void _rename_operation(const String &p_to_path);
	void _move_operation(const String &p_to_path);

	void _file_option(int p_option);
	void _folder_option(int p_option);
	void _update_files(bool p_keep_selection);
	void _change_file_display();

	void _fs_changed();
	void _fw_history();
	void _bw_history();
	void _push_to_history();

	void _dir_selected();
	void _dir_rmb_pressed(const Vector2 &p_pos);
	void _make_dir_confirm();
	void _rename_operation_confirm();
	void _move_operation_confirm(const String &p_to_path);
	void _try_move_item(const FileOrFolder &p_item, const String &p_new_path, Map<String, String> &p_renames);
	void _get_all_files_in_dir(EditorFileSystemDirectory *efsd, Vector<String> &files);
	void _update_dependencies_after_move(Map<String, String> &p_renames);
	void _update_tree();
	void _rescan();
	void _set_scanning_mode();

	void _favorites_pressed();
	void _open_pressed();
	void _search_changed(const String &p_text);

	void _files_list_rmb_select(int p_item, const Vector2 &p_pos);

	struct FileInfo {
		String name;
		String path;
		StringName type;
		int import_status; //0 not imported, 1 - ok, 2- must reimport, 3- broken
		Vector<String> sources;

		bool operator<(const FileInfo &fi) const {
			return name < fi.name;
		}
	};

	void _search(EditorFileSystemDirectory *p_path, List<FileInfo> *matches, int p_max_items);

	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 _preview_invalidated(const String &p_path);

protected:
	void _notification(int p_what);
	static void _bind_methods();

public:
	String get_selected_path() const;
	void navigate_to_path(const String &p_path);
	String get_current_path() const;
	void focus_on_filter();

	void fix_dependencies(const String &p_for_file);

	void set_display_mode(int p_mode);

	int get_split_offset() { return split_box->get_split_offset(); }
	void set_split_offset(int p_offset) { split_box->set_split_offset(p_offset); }

	FileSystemDock(EditorNode *p_editor);
	~FileSystemDock();
};

#endif // SCENES_DOCK_H