godot/editor/scene_tree_editor.h
Rémi Verschelde f8ab79e68a Zero initialize all pointer class and struct members
This prevents the pitfall of UB when checking if they have been
assigned something valid by comparing to nullptr.
2022-04-04 19:49:50 +02:00

192 lines
6.6 KiB
C++

/*************************************************************************/
/* scene_tree_editor.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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 SCENE_TREE_EDITOR_H
#define SCENE_TREE_EDITOR_H
#include "core/object/undo_redo.h"
#include "editor/editor_data.h"
#include "editor/editor_settings.h"
#include "scene/gui/button.h"
#include "scene/gui/dialogs.h"
#include "scene/gui/tree.h"
class SceneTreeEditor : public Control {
GDCLASS(SceneTreeEditor, Control);
EditorSelection *editor_selection = nullptr;
enum SceneTreeEditorButton {
BUTTON_SUBSCENE = 0,
BUTTON_VISIBILITY = 1,
BUTTON_SCRIPT = 2,
BUTTON_LOCK = 3,
BUTTON_GROUP = 4,
BUTTON_WARNING = 5,
BUTTON_SIGNALS = 6,
BUTTON_GROUPS = 7,
BUTTON_PIN = 8,
};
Tree *tree = nullptr;
Node *selected = nullptr;
ObjectID instance_node;
String filter;
AcceptDialog *error = nullptr;
AcceptDialog *warning = nullptr;
bool auto_expand_selected = true;
bool connect_to_script_mode = false;
bool connecting_signal = false;
int blocked;
void _compute_hash(Node *p_node, uint64_t &hash);
bool _add_nodes(Node *p_node, TreeItem *p_parent, bool p_scroll_to_selected = false);
void _test_update_tree();
void _update_tree(bool p_scroll_to_selected = false);
void _tree_changed();
void _tree_process_mode_changed();
void _node_removed(Node *p_node);
void _node_renamed(Node *p_node);
TreeItem *_find(TreeItem *p_node, const NodePath &p_path);
void _notification(int p_what);
void _selected_changed();
void _deselect_items();
void _rename_node(ObjectID p_node, const String &p_name);
void _cell_collapsed(Object *p_obj);
uint64_t last_hash;
bool can_rename;
bool can_open_instance;
bool updating_tree = false;
bool show_enabled_subscene = false;
void _renamed();
UndoRedo *undo_redo = nullptr;
Set<Node *> marked;
bool marked_selectable = false;
bool marked_children_selectable = false;
bool display_foreign = false;
bool tree_dirty = true;
bool pending_test_update = false;
static void _bind_methods();
void _cell_button_pressed(Object *p_item, int p_column, int p_id);
void _toggle_visible(Node *p_node);
void _cell_multi_selected(Object *p_object, int p_cell, bool p_selected);
void _update_selection(TreeItem *item);
void _node_script_changed(Node *p_node);
void _node_visibility_changed(Node *p_node);
void _update_visibility_color(Node *p_node, TreeItem *p_item);
void _selection_changed();
Node *get_scene_node();
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 _rmb_select(const Vector2 &p_pos);
void _warning_changed(Node *p_for_node);
Timer *update_timer = nullptr;
List<StringName> *script_types;
bool _is_script_type(const StringName &p_type) const;
Vector<StringName> valid_types;
public:
void set_filter(const String &p_filter);
String get_filter() const;
void set_undo_redo(UndoRedo *p_undo_redo) { undo_redo = p_undo_redo; };
void set_display_foreign_nodes(bool p_display);
void set_marked(const Set<Node *> &p_marked, bool p_selectable = false, bool p_children_selectable = true);
void set_marked(Node *p_marked, bool p_selectable = false, bool p_children_selectable = true);
void set_selected(Node *p_node, bool p_emit_selected = true);
Node *get_selected();
void set_can_rename(bool p_can_rename) { can_rename = p_can_rename; }
void set_editor_selection(EditorSelection *p_selection);
void set_show_enabled_subscene(bool p_show) { show_enabled_subscene = p_show; }
void set_valid_types(const Vector<StringName> &p_valid);
void update_tree() { _update_tree(); }
void set_auto_expand_selected(bool p_auto, bool p_update_settings);
void set_connect_to_script_mode(bool p_enable);
void set_connecting_signal(bool p_enable);
Tree *get_scene_tree() { return tree; }
void update_warning();
SceneTreeEditor(bool p_label = true, bool p_can_rename = false, bool p_can_open_instance = false);
~SceneTreeEditor();
};
class SceneTreeDialog : public ConfirmationDialog {
GDCLASS(SceneTreeDialog, ConfirmationDialog);
SceneTreeEditor *tree = nullptr;
//Button *select;
//Button *cancel;
LineEdit *filter = nullptr;
void _select();
void _cancel();
void _filter_changed(const String &p_filter);
void _update_theme();
protected:
void _notification(int p_what);
static void _bind_methods();
public:
void popup_scenetree_dialog();
SceneTreeEditor *get_scene_tree() { return tree; }
LineEdit *get_filter_line_edit() { return filter; }
SceneTreeDialog();
~SceneTreeDialog();
};
#endif