mirror of
https://github.com/godotengine/godot
synced 2024-09-06 03:03:33 +00:00
148 lines
6 KiB
C++
148 lines
6 KiB
C++
/**************************************************************************/
|
|
/* editor_undo_redo_manager.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. */
|
|
/**************************************************************************/
|
|
|
|
#ifndef EDITOR_UNDO_REDO_MANAGER_H
|
|
#define EDITOR_UNDO_REDO_MANAGER_H
|
|
|
|
#include "core/object/class_db.h"
|
|
#include "core/object/object.h"
|
|
#include "core/object/undo_redo.h"
|
|
|
|
class EditorUndoRedoManager : public Object {
|
|
GDCLASS(EditorUndoRedoManager, Object);
|
|
|
|
static EditorUndoRedoManager *singleton;
|
|
|
|
public:
|
|
enum SpecialHistory {
|
|
GLOBAL_HISTORY = 0,
|
|
REMOTE_HISTORY = -9,
|
|
INVALID_HISTORY = -99,
|
|
};
|
|
|
|
struct Action {
|
|
int history_id = INVALID_HISTORY;
|
|
double timestamp = 0;
|
|
String action_name;
|
|
UndoRedo::MergeMode merge_mode = UndoRedo::MERGE_DISABLE;
|
|
bool backward_undo_ops = false;
|
|
};
|
|
|
|
struct History {
|
|
int id = INVALID_HISTORY;
|
|
UndoRedo *undo_redo = nullptr;
|
|
uint64_t saved_version = 1;
|
|
List<Action> undo_stack;
|
|
List<Action> redo_stack;
|
|
};
|
|
|
|
private:
|
|
HashMap<int, History> history_map;
|
|
Action pending_action;
|
|
|
|
bool is_committing = false;
|
|
|
|
History *_get_newest_undo();
|
|
|
|
protected:
|
|
static void _bind_methods();
|
|
|
|
public:
|
|
History &get_or_create_history(int p_idx);
|
|
UndoRedo *get_history_undo_redo(int p_idx) const;
|
|
int get_history_id_for_object(Object *p_object) const;
|
|
History &get_history_for_object(Object *p_object);
|
|
|
|
void create_action_for_history(const String &p_name, int p_history_id, UndoRedo::MergeMode p_mode = UndoRedo::MERGE_DISABLE, bool p_backward_undo_ops = false);
|
|
void create_action(const String &p_name = "", UndoRedo::MergeMode p_mode = UndoRedo::MERGE_DISABLE, Object *p_custom_context = nullptr, bool p_backward_undo_ops = false);
|
|
|
|
void add_do_methodp(Object *p_object, const StringName &p_method, const Variant **p_args, int p_argcount);
|
|
void add_undo_methodp(Object *p_object, const StringName &p_method, const Variant **p_args, int p_argcount);
|
|
|
|
template <typename... VarArgs>
|
|
void add_do_method(Object *p_object, const StringName &p_method, VarArgs... p_args) {
|
|
Variant args[sizeof...(p_args) + 1] = { p_args..., Variant() }; // +1 makes sure zero sized arrays are also supported.
|
|
const Variant *argptrs[sizeof...(p_args) + 1];
|
|
for (uint32_t i = 0; i < sizeof...(p_args); i++) {
|
|
argptrs[i] = &args[i];
|
|
}
|
|
|
|
add_do_methodp(p_object, p_method, sizeof...(p_args) == 0 ? nullptr : (const Variant **)argptrs, sizeof...(p_args));
|
|
}
|
|
|
|
template <typename... VarArgs>
|
|
void add_undo_method(Object *p_object, const StringName &p_method, VarArgs... p_args) {
|
|
Variant args[sizeof...(p_args) + 1] = { p_args..., Variant() }; // +1 makes sure zero sized arrays are also supported.
|
|
const Variant *argptrs[sizeof...(p_args) + 1];
|
|
for (uint32_t i = 0; i < sizeof...(p_args); i++) {
|
|
argptrs[i] = &args[i];
|
|
}
|
|
|
|
add_undo_methodp(p_object, p_method, sizeof...(p_args) == 0 ? nullptr : (const Variant **)argptrs, sizeof...(p_args));
|
|
}
|
|
|
|
void _add_do_method(const Variant **p_args, int p_argcount, Callable::CallError &r_error);
|
|
void _add_undo_method(const Variant **p_args, int p_argcount, Callable::CallError &r_error);
|
|
|
|
void add_do_property(Object *p_object, const StringName &p_property, const Variant &p_value);
|
|
void add_undo_property(Object *p_object, const StringName &p_property, const Variant &p_value);
|
|
void add_do_reference(Object *p_object);
|
|
void add_undo_reference(Object *p_object);
|
|
|
|
void commit_action(bool p_execute = true);
|
|
bool is_committing_action() const;
|
|
|
|
bool undo();
|
|
bool undo_history(int p_id);
|
|
bool redo();
|
|
bool redo_history(int p_id);
|
|
void clear_history(bool p_increase_version = true, int p_idx = INVALID_HISTORY);
|
|
|
|
void set_history_as_saved(int p_idx);
|
|
void set_history_as_unsaved(int p_idx);
|
|
bool is_history_unsaved(int p_idx);
|
|
bool has_undo();
|
|
bool has_redo();
|
|
bool has_history(int p_idx) const;
|
|
|
|
String get_current_action_name();
|
|
int get_current_action_history_id();
|
|
|
|
void discard_history(int p_idx, bool p_erase_from_map = true);
|
|
|
|
static EditorUndoRedoManager *get_singleton();
|
|
EditorUndoRedoManager();
|
|
~EditorUndoRedoManager();
|
|
};
|
|
|
|
VARIANT_ENUM_CAST(EditorUndoRedoManager::SpecialHistory);
|
|
|
|
#endif // EDITOR_UNDO_REDO_MANAGER_H
|