godot/editor/action_map_editor.cpp
2024-05-14 15:51:28 +02:00

618 lines
22 KiB
C++

/**************************************************************************/
/* action_map_editor.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 "editor/action_map_editor.h"
#include "editor/editor_settings.h"
#include "editor/editor_string_names.h"
#include "editor/event_listener_line_edit.h"
#include "editor/input_event_configuration_dialog.h"
#include "editor/themes/editor_scale.h"
#include "scene/gui/check_button.h"
#include "scene/gui/separator.h"
#include "scene/gui/tree.h"
static bool _is_action_name_valid(const String &p_name) {
const char32_t *cstr = p_name.get_data();
for (int i = 0; cstr[i]; i++) {
if (cstr[i] == '/' || cstr[i] == ':' || cstr[i] == '"' ||
cstr[i] == '=' || cstr[i] == '\\' || cstr[i] < 32) {
return false;
}
}
return true;
}
void ActionMapEditor::_event_config_confirmed() {
Ref<InputEvent> ev = event_config_dialog->get_event();
Dictionary new_action = current_action.duplicate();
Array events = new_action["events"].duplicate();
if (current_action_event_index == -1) {
// Add new event
events.push_back(ev);
} else {
// Edit existing event
events[current_action_event_index] = ev;
}
new_action["events"] = events;
emit_signal(SNAME("action_edited"), current_action_name, new_action);
}
void ActionMapEditor::_add_action_pressed() {
_add_action(add_edit->get_text());
}
String ActionMapEditor::_check_new_action_name(const String &p_name) {
if (p_name.is_empty() || !_is_action_name_valid(p_name)) {
return TTR("Invalid action name. It cannot be empty nor contain '/', ':', '=', '\\' or '\"'");
}
if (_has_action(p_name)) {
return vformat(TTR("An action with the name '%s' already exists."), p_name);
}
return "";
}
void ActionMapEditor::_add_edit_text_changed(const String &p_name) {
String error = _check_new_action_name(p_name);
add_button->set_tooltip_text(error);
add_button->set_disabled(!error.is_empty());
}
bool ActionMapEditor::_has_action(const String &p_name) const {
for (const ActionInfo &action_info : actions_cache) {
if (p_name == action_info.name) {
return true;
}
}
return false;
}
void ActionMapEditor::_add_action(const String &p_name) {
String error = _check_new_action_name(p_name);
if (!error.is_empty()) {
show_message(error);
return;
}
add_edit->clear();
emit_signal(SNAME("action_added"), p_name);
}
void ActionMapEditor::_action_edited() {
TreeItem *ti = action_tree->get_edited();
if (!ti) {
return;
}
if (action_tree->get_selected_column() == 0) {
// Name Edited
String new_name = ti->get_text(0);
String old_name = ti->get_meta("__name");
if (new_name == old_name) {
return;
}
if (new_name.is_empty() || !_is_action_name_valid(new_name)) {
ti->set_text(0, old_name);
show_message(TTR("Invalid action name. It cannot be empty nor contain '/', ':', '=', '\\' or '\"'"));
return;
}
if (_has_action(new_name)) {
ti->set_text(0, old_name);
show_message(vformat(TTR("An action with the name '%s' already exists."), new_name));
return;
}
emit_signal(SNAME("action_renamed"), old_name, new_name);
} else if (action_tree->get_selected_column() == 1) {
// Deadzone Edited
String name = ti->get_meta("__name");
Dictionary old_action = ti->get_meta("__action");
Dictionary new_action = old_action.duplicate();
new_action["deadzone"] = ti->get_range(1);
// Call deferred so that input can finish propagating through tree, allowing re-making of tree to occur.
call_deferred(SNAME("emit_signal"), "action_edited", name, new_action);
}
}
void ActionMapEditor::_tree_button_pressed(Object *p_item, int p_column, int p_id, MouseButton p_button) {
if (p_button != MouseButton::LEFT) {
return;
}
ItemButton option = (ItemButton)p_id;
TreeItem *item = Object::cast_to<TreeItem>(p_item);
if (!item) {
return;
}
switch (option) {
case ActionMapEditor::BUTTON_ADD_EVENT: {
current_action = item->get_meta("__action");
current_action_name = item->get_meta("__name");
current_action_event_index = -1;
event_config_dialog->popup_and_configure(Ref<InputEvent>(), current_action_name);
} break;
case ActionMapEditor::BUTTON_EDIT_EVENT: {
// Action and Action name is located on the parent of the event.
current_action = item->get_parent()->get_meta("__action");
current_action_name = item->get_parent()->get_meta("__name");
current_action_event_index = item->get_meta("__index");
Ref<InputEvent> ie = item->get_meta("__event");
if (ie.is_valid()) {
event_config_dialog->popup_and_configure(ie, current_action_name);
}
} break;
case ActionMapEditor::BUTTON_REMOVE_ACTION: {
// Send removed action name
String name = item->get_meta("__name");
emit_signal(SNAME("action_removed"), name);
} break;
case ActionMapEditor::BUTTON_REMOVE_EVENT: {
// Remove event and send updated action
Dictionary action = item->get_parent()->get_meta("__action").duplicate();
String action_name = item->get_parent()->get_meta("__name");
int event_index = item->get_meta("__index");
Array events = action["events"].duplicate();
events.remove_at(event_index);
action["events"] = events;
emit_signal(SNAME("action_edited"), action_name, action);
} break;
case ActionMapEditor::BUTTON_REVERT_ACTION: {
ERR_FAIL_COND_MSG(!item->has_meta("__action_initial"), "Tree Item for action which can be reverted is expected to have meta value with initial value of action.");
Dictionary action = item->get_meta("__action_initial").duplicate();
String action_name = item->get_meta("__name");
emit_signal(SNAME("action_edited"), action_name, action);
} break;
default:
break;
}
}
void ActionMapEditor::_tree_item_activated() {
TreeItem *item = action_tree->get_selected();
if (!item || !item->has_meta("__event")) {
return;
}
_tree_button_pressed(item, 2, BUTTON_EDIT_EVENT, MouseButton::LEFT);
}
void ActionMapEditor::set_show_builtin_actions(bool p_show) {
show_builtin_actions = p_show;
show_builtin_actions_checkbutton->set_pressed(p_show);
EditorSettings::get_singleton()->set_project_metadata("project_settings", "show_builtin_actions", show_builtin_actions);
// Prevent unnecessary updates of action list when cache is empty.
if (!actions_cache.is_empty()) {
update_action_list();
}
}
void ActionMapEditor::_search_term_updated(const String &) {
update_action_list();
}
void ActionMapEditor::_search_by_event(const Ref<InputEvent> &p_event) {
if (p_event.is_null() || (p_event->is_pressed() && !p_event->is_echo())) {
update_action_list();
}
}
Variant ActionMapEditor::get_drag_data_fw(const Point2 &p_point, Control *p_from) {
TreeItem *selected = action_tree->get_selected();
if (!selected) {
return Variant();
}
String name = selected->get_text(0);
Label *label = memnew(Label(name));
label->set_theme_type_variation("HeaderSmall");
label->set_modulate(Color(1, 1, 1, 1.0f));
action_tree->set_drag_preview(label);
Dictionary drag_data;
if (selected->has_meta("__action")) {
drag_data["input_type"] = "action";
}
if (selected->has_meta("__event")) {
drag_data["input_type"] = "event";
}
action_tree->set_drop_mode_flags(Tree::DROP_MODE_INBETWEEN);
return drag_data;
}
bool ActionMapEditor::can_drop_data_fw(const Point2 &p_point, const Variant &p_data, Control *p_from) const {
Dictionary d = p_data;
if (!d.has("input_type")) {
return false;
}
TreeItem *selected = action_tree->get_selected();
TreeItem *item = action_tree->get_item_at_position(p_point);
if (!selected || !item || item == selected) {
return false;
}
// Don't allow moving an action in-between events.
if (d["input_type"] == "action" && item->has_meta("__event")) {
return false;
}
// Don't allow moving an event to a different action.
if (d["input_type"] == "event" && item->get_parent() != selected->get_parent()) {
return false;
}
return true;
}
void ActionMapEditor::drop_data_fw(const Point2 &p_point, const Variant &p_data, Control *p_from) {
if (!can_drop_data_fw(p_point, p_data, p_from)) {
return;
}
TreeItem *selected = action_tree->get_selected();
TreeItem *target = action_tree->get_item_at_position(p_point);
bool drop_above = action_tree->get_drop_section_at_position(p_point) == -1;
if (!target) {
return;
}
Dictionary d = p_data;
if (d["input_type"] == "action") {
// Change action order.
String relative_to = target->get_meta("__name");
String action_name = selected->get_meta("__name");
emit_signal(SNAME("action_reordered"), action_name, relative_to, drop_above);
} else if (d["input_type"] == "event") {
// Change event order
int current_index = selected->get_meta("__index");
int target_index = target->get_meta("__index");
// Construct new events array.
Dictionary new_action = selected->get_parent()->get_meta("__action");
Array events = new_action["events"];
Array new_events;
// The following method was used to perform the array changes since `remove` followed by `insert` was not working properly at time of writing.
// Loop thought existing events
for (int i = 0; i < events.size(); i++) {
// If you come across the current index, just skip it, as it has been moved.
if (i == current_index) {
continue;
} else if (i == target_index) {
// We are at the target index. If drop above, add selected event there first, then target, so moved event goes on top.
if (drop_above) {
new_events.push_back(events[current_index]);
new_events.push_back(events[target_index]);
} else {
new_events.push_back(events[target_index]);
new_events.push_back(events[current_index]);
}
} else {
new_events.push_back(events[i]);
}
}
new_action["events"] = new_events;
emit_signal(SNAME("action_edited"), selected->get_parent()->get_meta("__name"), new_action);
}
}
void ActionMapEditor::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE:
case NOTIFICATION_THEME_CHANGED: {
action_list_search->set_right_icon(get_editor_theme_icon(SNAME("Search")));
add_button->set_icon(get_editor_theme_icon(SNAME("Add")));
if (!actions_cache.is_empty()) {
update_action_list();
}
} break;
}
}
void ActionMapEditor::_bind_methods() {
ADD_SIGNAL(MethodInfo("action_added", PropertyInfo(Variant::STRING, "name")));
ADD_SIGNAL(MethodInfo("action_edited", PropertyInfo(Variant::STRING, "name"), PropertyInfo(Variant::DICTIONARY, "new_action")));
ADD_SIGNAL(MethodInfo("action_removed", PropertyInfo(Variant::STRING, "name")));
ADD_SIGNAL(MethodInfo("action_renamed", PropertyInfo(Variant::STRING, "old_name"), PropertyInfo(Variant::STRING, "new_name")));
ADD_SIGNAL(MethodInfo("action_reordered", PropertyInfo(Variant::STRING, "action_name"), PropertyInfo(Variant::STRING, "relative_to"), PropertyInfo(Variant::BOOL, "before")));
ADD_SIGNAL(MethodInfo(SNAME("filter_focused")));
ADD_SIGNAL(MethodInfo(SNAME("filter_unfocused")));
}
LineEdit *ActionMapEditor::get_search_box() const {
return action_list_search;
}
LineEdit *ActionMapEditor::get_path_box() const {
return add_edit;
}
InputEventConfigurationDialog *ActionMapEditor::get_configuration_dialog() {
return event_config_dialog;
}
bool ActionMapEditor::_should_display_action(const String &p_name, const Array &p_events) const {
const Ref<InputEvent> search_ev = action_list_search_by_event->get_event();
bool event_match = true;
if (search_ev.is_valid()) {
event_match = false;
for (int i = 0; i < p_events.size(); ++i) {
const Ref<InputEvent> ev = p_events[i];
if (ev.is_valid() && ev->is_match(search_ev, true)) {
event_match = true;
}
}
}
return event_match && action_list_search->get_text().is_subsequence_ofn(p_name);
}
void ActionMapEditor::update_action_list(const Vector<ActionInfo> &p_action_infos) {
if (!p_action_infos.is_empty()) {
actions_cache = p_action_infos;
}
action_tree->clear();
TreeItem *root = action_tree->create_item();
for (int i = 0; i < actions_cache.size(); i++) {
ActionInfo action_info = actions_cache[i];
const Array events = action_info.action["events"];
if (!_should_display_action(action_info.name, events)) {
continue;
}
if (!action_info.editable && !show_builtin_actions) {
continue;
}
const Variant deadzone = action_info.action["deadzone"];
// Update Tree...
TreeItem *action_item = action_tree->create_item(root);
action_item->set_meta("__action", action_info.action);
action_item->set_meta("__name", action_info.name);
// First Column - Action Name
action_item->set_text(0, action_info.name);
action_item->set_editable(0, action_info.editable);
action_item->set_icon(0, action_info.icon);
// Second Column - Deadzone
action_item->set_editable(1, true);
action_item->set_cell_mode(1, TreeItem::CELL_MODE_RANGE);
action_item->set_range_config(1, 0.0, 1.0, 0.01);
action_item->set_range(1, deadzone);
// Third column - buttons
if (action_info.has_initial) {
bool deadzone_eq = action_info.action_initial["deadzone"] == action_info.action["deadzone"];
bool events_eq = Shortcut::is_event_array_equal(action_info.action_initial["events"], action_info.action["events"]);
bool action_eq = deadzone_eq && events_eq;
action_item->set_meta("__action_initial", action_info.action_initial);
action_item->add_button(2, action_tree->get_editor_theme_icon(SNAME("ReloadSmall")), BUTTON_REVERT_ACTION, action_eq, action_eq ? TTR("Cannot Revert - Action is same as initial") : TTR("Revert Action"));
}
action_item->add_button(2, action_tree->get_editor_theme_icon(SNAME("Add")), BUTTON_ADD_EVENT, false, TTR("Add Event"));
action_item->add_button(2, action_tree->get_editor_theme_icon(SNAME("Remove")), BUTTON_REMOVE_ACTION, !action_info.editable, action_info.editable ? TTR("Remove Action") : TTR("Cannot Remove Action"));
action_item->set_custom_bg_color(0, action_tree->get_theme_color(SNAME("prop_subsection"), EditorStringName(Editor)));
action_item->set_custom_bg_color(1, action_tree->get_theme_color(SNAME("prop_subsection"), EditorStringName(Editor)));
for (int evnt_idx = 0; evnt_idx < events.size(); evnt_idx++) {
Ref<InputEvent> event = events[evnt_idx];
if (event.is_null()) {
continue;
}
TreeItem *event_item = action_tree->create_item(action_item);
// First Column - Text
event_item->set_text(0, EventListenerLineEdit::get_event_text(event, true));
event_item->set_meta("__event", event);
event_item->set_meta("__index", evnt_idx);
// First Column - Icon
Ref<InputEventKey> k = event;
if (k.is_valid()) {
if (k->get_physical_keycode() == Key::NONE && k->get_keycode() == Key::NONE && k->get_key_label() != Key::NONE) {
event_item->set_icon(0, action_tree->get_editor_theme_icon(SNAME("KeyboardLabel")));
} else if (k->get_keycode() != Key::NONE) {
event_item->set_icon(0, action_tree->get_editor_theme_icon(SNAME("Keyboard")));
} else if (k->get_physical_keycode() != Key::NONE) {
event_item->set_icon(0, action_tree->get_editor_theme_icon(SNAME("KeyboardPhysical")));
} else {
event_item->set_icon(0, action_tree->get_editor_theme_icon(SNAME("KeyboardError")));
}
}
Ref<InputEventMouseButton> mb = event;
if (mb.is_valid()) {
event_item->set_icon(0, action_tree->get_editor_theme_icon(SNAME("Mouse")));
}
Ref<InputEventJoypadButton> jb = event;
if (jb.is_valid()) {
event_item->set_icon(0, action_tree->get_editor_theme_icon(SNAME("JoyButton")));
}
Ref<InputEventJoypadMotion> jm = event;
if (jm.is_valid()) {
event_item->set_icon(0, action_tree->get_editor_theme_icon(SNAME("JoyAxis")));
}
// Third Column - Buttons
event_item->add_button(2, action_tree->get_editor_theme_icon(SNAME("Edit")), BUTTON_EDIT_EVENT, false, TTR("Edit Event"));
event_item->add_button(2, action_tree->get_editor_theme_icon(SNAME("Remove")), BUTTON_REMOVE_EVENT, false, TTR("Remove Event"));
event_item->set_button_color(2, 0, Color(1, 1, 1, 0.75));
event_item->set_button_color(2, 1, Color(1, 1, 1, 0.75));
}
}
}
void ActionMapEditor::show_message(const String &p_message) {
message->set_text(p_message);
message->popup_centered();
}
void ActionMapEditor::use_external_search_box(LineEdit *p_searchbox) {
memdelete(action_list_search);
action_list_search = p_searchbox;
action_list_search->connect("text_changed", callable_mp(this, &ActionMapEditor::_search_term_updated));
}
void ActionMapEditor::_on_filter_focused() {
emit_signal(SNAME("filter_focused"));
}
void ActionMapEditor::_on_filter_unfocused() {
emit_signal(SNAME("filter_unfocused"));
}
ActionMapEditor::ActionMapEditor() {
// Main Vbox Container
VBoxContainer *main_vbox = memnew(VBoxContainer);
main_vbox->set_anchors_and_offsets_preset(PRESET_FULL_RECT);
add_child(main_vbox);
HBoxContainer *top_hbox = memnew(HBoxContainer);
main_vbox->add_child(top_hbox);
action_list_search = memnew(LineEdit);
action_list_search->set_h_size_flags(Control::SIZE_EXPAND_FILL);
action_list_search->set_placeholder(TTR("Filter by Name"));
action_list_search->set_clear_button_enabled(true);
action_list_search->connect("text_changed", callable_mp(this, &ActionMapEditor::_search_term_updated));
top_hbox->add_child(action_list_search);
action_list_search_by_event = memnew(EventListenerLineEdit);
action_list_search_by_event->set_h_size_flags(Control::SIZE_EXPAND_FILL);
action_list_search_by_event->set_stretch_ratio(0.75);
action_list_search_by_event->connect("event_changed", callable_mp(this, &ActionMapEditor::_search_by_event));
action_list_search_by_event->connect(SceneStringName(focus_entered), callable_mp(this, &ActionMapEditor::_on_filter_focused));
action_list_search_by_event->connect(SceneStringName(focus_exited), callable_mp(this, &ActionMapEditor::_on_filter_unfocused));
top_hbox->add_child(action_list_search_by_event);
Button *clear_all_search = memnew(Button);
clear_all_search->set_text(TTR("Clear All"));
clear_all_search->connect(SceneStringName(pressed), callable_mp(action_list_search_by_event, &EventListenerLineEdit::clear_event));
clear_all_search->connect(SceneStringName(pressed), callable_mp(action_list_search, &LineEdit::clear));
top_hbox->add_child(clear_all_search);
// Adding Action line edit + button
add_hbox = memnew(HBoxContainer);
add_hbox->set_h_size_flags(Control::SIZE_EXPAND_FILL);
add_edit = memnew(LineEdit);
add_edit->set_h_size_flags(Control::SIZE_EXPAND_FILL);
add_edit->set_placeholder(TTR("Add New Action"));
add_edit->set_clear_button_enabled(true);
add_edit->connect("text_changed", callable_mp(this, &ActionMapEditor::_add_edit_text_changed));
add_edit->connect("text_submitted", callable_mp(this, &ActionMapEditor::_add_action));
add_hbox->add_child(add_edit);
add_button = memnew(Button);
add_button->set_text(TTR("Add"));
add_button->connect(SceneStringName(pressed), callable_mp(this, &ActionMapEditor::_add_action_pressed));
add_hbox->add_child(add_button);
// Disable the button and set its tooltip.
_add_edit_text_changed(add_edit->get_text());
add_hbox->add_child(memnew(VSeparator));
show_builtin_actions_checkbutton = memnew(CheckButton);
show_builtin_actions_checkbutton->set_text(TTR("Show Built-in Actions"));
show_builtin_actions_checkbutton->connect("toggled", callable_mp(this, &ActionMapEditor::set_show_builtin_actions));
add_hbox->add_child(show_builtin_actions_checkbutton);
show_builtin_actions = EditorSettings::get_singleton()->get_project_metadata("project_settings", "show_builtin_actions", false);
show_builtin_actions_checkbutton->set_pressed(show_builtin_actions);
main_vbox->add_child(add_hbox);
// Action Editor Tree
action_tree = memnew(Tree);
action_tree->set_v_size_flags(Control::SIZE_EXPAND_FILL);
action_tree->set_columns(3);
action_tree->set_hide_root(true);
action_tree->set_column_titles_visible(true);
action_tree->set_column_title(0, TTR("Action"));
action_tree->set_column_clip_content(0, true);
action_tree->set_column_title(1, TTR("Deadzone"));
action_tree->set_column_expand(1, false);
action_tree->set_column_custom_minimum_width(1, 80 * EDSCALE);
action_tree->set_column_expand(2, false);
action_tree->set_column_custom_minimum_width(2, 50 * EDSCALE);
action_tree->connect("item_edited", callable_mp(this, &ActionMapEditor::_action_edited));
action_tree->connect("item_activated", callable_mp(this, &ActionMapEditor::_tree_item_activated));
action_tree->connect("button_clicked", callable_mp(this, &ActionMapEditor::_tree_button_pressed));
main_vbox->add_child(action_tree);
SET_DRAG_FORWARDING_GCD(action_tree, ActionMapEditor);
// Adding event dialog
event_config_dialog = memnew(InputEventConfigurationDialog);
event_config_dialog->connect("confirmed", callable_mp(this, &ActionMapEditor::_event_config_confirmed));
add_child(event_config_dialog);
message = memnew(AcceptDialog);
add_child(message);
}