416 lines
14 KiB
C++
416 lines
14 KiB
C++
/*************************************************************************/
|
|
/* option_button.cpp */
|
|
/*************************************************************************/
|
|
/* 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. */
|
|
/*************************************************************************/
|
|
|
|
#include "option_button.h"
|
|
|
|
#include "core/string/print_string.h"
|
|
|
|
static const int NONE_SELECTED = -1;
|
|
|
|
Size2 OptionButton::get_minimum_size() const {
|
|
Size2 minsize = Button::get_minimum_size();
|
|
|
|
if (has_theme_icon(SNAME("arrow"))) {
|
|
const Size2 padding = get_theme_stylebox(SNAME("normal"))->get_minimum_size();
|
|
const Size2 arrow_size = Control::get_theme_icon(SNAME("arrow"))->get_size();
|
|
|
|
Size2 content_size = minsize - padding;
|
|
content_size.width += arrow_size.width + get_theme_constant(SNAME("hseparation"));
|
|
content_size.height = MAX(content_size.height, arrow_size.height);
|
|
|
|
minsize = content_size + padding;
|
|
}
|
|
|
|
return minsize;
|
|
}
|
|
|
|
void OptionButton::_notification(int p_what) {
|
|
switch (p_what) {
|
|
case NOTIFICATION_DRAW: {
|
|
if (!has_theme_icon(SNAME("arrow"))) {
|
|
return;
|
|
}
|
|
|
|
RID ci = get_canvas_item();
|
|
Ref<Texture2D> arrow = Control::get_theme_icon(SNAME("arrow"));
|
|
Color clr = Color(1, 1, 1);
|
|
if (get_theme_constant(SNAME("modulate_arrow"))) {
|
|
switch (get_draw_mode()) {
|
|
case DRAW_PRESSED:
|
|
clr = get_theme_color(SNAME("font_pressed_color"));
|
|
break;
|
|
case DRAW_HOVER:
|
|
clr = get_theme_color(SNAME("font_hover_color"));
|
|
break;
|
|
case DRAW_DISABLED:
|
|
clr = get_theme_color(SNAME("font_disabled_color"));
|
|
break;
|
|
default:
|
|
if (has_focus()) {
|
|
clr = get_theme_color(SNAME("font_focus_color"));
|
|
} else {
|
|
clr = get_theme_color(SNAME("font_color"));
|
|
}
|
|
}
|
|
}
|
|
|
|
Size2 size = get_size();
|
|
|
|
Point2 ofs;
|
|
if (is_layout_rtl()) {
|
|
ofs = Point2(get_theme_constant(SNAME("arrow_margin")), int(Math::abs((size.height - arrow->get_height()) / 2)));
|
|
} else {
|
|
ofs = Point2(size.width - arrow->get_width() - get_theme_constant(SNAME("arrow_margin")), int(Math::abs((size.height - arrow->get_height()) / 2)));
|
|
}
|
|
arrow->draw(ci, ofs, clr);
|
|
} break;
|
|
case NOTIFICATION_TRANSLATION_CHANGED:
|
|
case NOTIFICATION_LAYOUT_DIRECTION_CHANGED:
|
|
case NOTIFICATION_THEME_CHANGED: {
|
|
if (has_theme_icon(SNAME("arrow"))) {
|
|
if (is_layout_rtl()) {
|
|
_set_internal_margin(SIDE_LEFT, Control::get_theme_icon(SNAME("arrow"))->get_width());
|
|
_set_internal_margin(SIDE_RIGHT, 0.f);
|
|
} else {
|
|
_set_internal_margin(SIDE_LEFT, 0.f);
|
|
_set_internal_margin(SIDE_RIGHT, Control::get_theme_icon(SNAME("arrow"))->get_width());
|
|
}
|
|
}
|
|
} break;
|
|
case NOTIFICATION_VISIBILITY_CHANGED: {
|
|
if (!is_visible_in_tree()) {
|
|
popup->hide();
|
|
}
|
|
} break;
|
|
}
|
|
}
|
|
|
|
bool OptionButton::_set(const StringName &p_name, const Variant &p_value) {
|
|
Vector<String> components = String(p_name).split("/", true, 2);
|
|
if (components.size() >= 2 && components[0] == "popup") {
|
|
bool valid;
|
|
popup->set(String(p_name).trim_prefix("popup/"), p_value, &valid);
|
|
|
|
int idx = components[1].get_slice("_", 1).to_int();
|
|
if (idx == current) {
|
|
// Force refreshing currently displayed item.
|
|
current = NONE_SELECTED;
|
|
_select(idx, false);
|
|
}
|
|
|
|
return valid;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool OptionButton::_get(const StringName &p_name, Variant &r_ret) const {
|
|
Vector<String> components = String(p_name).split("/", true, 2);
|
|
if (components.size() >= 2 && components[0] == "popup") {
|
|
bool valid;
|
|
r_ret = popup->get(String(p_name).trim_prefix("popup/"), &valid);
|
|
return valid;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void OptionButton::_get_property_list(List<PropertyInfo> *p_list) const {
|
|
for (int i = 0; i < popup->get_item_count(); i++) {
|
|
p_list->push_back(PropertyInfo(Variant::STRING, vformat("popup/item_%d/text", i)));
|
|
|
|
PropertyInfo pi = PropertyInfo(Variant::OBJECT, vformat("popup/item_%d/icon", i), PROPERTY_HINT_RESOURCE_TYPE, "Texture2D");
|
|
pi.usage &= ~(popup->get_item_icon(i).is_null() ? PROPERTY_USAGE_STORAGE : 0);
|
|
p_list->push_back(pi);
|
|
|
|
pi = PropertyInfo(Variant::INT, vformat("popup/item_%d/checkable", i), PROPERTY_HINT_ENUM, "No,As checkbox,As radio button");
|
|
pi.usage &= ~(!popup->is_item_checkable(i) ? PROPERTY_USAGE_STORAGE : 0);
|
|
p_list->push_back(pi);
|
|
|
|
pi = PropertyInfo(Variant::BOOL, vformat("popup/item_%d/checked", i));
|
|
pi.usage &= ~(!popup->is_item_checked(i) ? PROPERTY_USAGE_STORAGE : 0);
|
|
p_list->push_back(pi);
|
|
|
|
pi = PropertyInfo(Variant::INT, vformat("popup/item_%d/id", i), PROPERTY_HINT_RANGE, "0,10,1,or_greater");
|
|
p_list->push_back(pi);
|
|
|
|
pi = PropertyInfo(Variant::BOOL, vformat("popup/item_%d/disabled", i));
|
|
pi.usage &= ~(!popup->is_item_disabled(i) ? PROPERTY_USAGE_STORAGE : 0);
|
|
p_list->push_back(pi);
|
|
|
|
pi = PropertyInfo(Variant::BOOL, vformat("popup/item_%d/separator", i));
|
|
pi.usage &= ~(!popup->is_item_separator(i) ? PROPERTY_USAGE_STORAGE : 0);
|
|
p_list->push_back(pi);
|
|
}
|
|
}
|
|
|
|
void OptionButton::_focused(int p_which) {
|
|
emit_signal(SNAME("item_focused"), p_which);
|
|
}
|
|
|
|
void OptionButton::_selected(int p_which) {
|
|
_select(p_which, true);
|
|
}
|
|
|
|
void OptionButton::pressed() {
|
|
Size2 size = get_size() * get_viewport()->get_canvas_transform().get_scale();
|
|
popup->set_position(get_screen_position() + Size2(0, size.height * get_global_transform().get_scale().y));
|
|
popup->set_size(Size2(size.width, 0));
|
|
|
|
// If not triggered by the mouse, start the popup with the checked item selected.
|
|
if (popup->get_item_count() > 0 &&
|
|
((get_action_mode() == ActionMode::ACTION_MODE_BUTTON_PRESS && Input::get_singleton()->is_action_just_pressed("ui_accept")) ||
|
|
(get_action_mode() == ActionMode::ACTION_MODE_BUTTON_RELEASE && Input::get_singleton()->is_action_just_released("ui_accept")))) {
|
|
popup->set_current_index(current > -1 ? current : 0);
|
|
}
|
|
|
|
popup->popup();
|
|
}
|
|
|
|
void OptionButton::add_icon_item(const Ref<Texture2D> &p_icon, const String &p_label, int p_id) {
|
|
popup->add_icon_radio_check_item(p_icon, p_label, p_id);
|
|
if (popup->get_item_count() == 1) {
|
|
select(0);
|
|
}
|
|
}
|
|
|
|
void OptionButton::add_item(const String &p_label, int p_id) {
|
|
popup->add_radio_check_item(p_label, p_id);
|
|
if (popup->get_item_count() == 1) {
|
|
select(0);
|
|
}
|
|
}
|
|
|
|
void OptionButton::set_item_text(int p_idx, const String &p_text) {
|
|
popup->set_item_text(p_idx, p_text);
|
|
|
|
if (current == p_idx) {
|
|
set_text(p_text);
|
|
}
|
|
}
|
|
|
|
void OptionButton::set_item_icon(int p_idx, const Ref<Texture2D> &p_icon) {
|
|
popup->set_item_icon(p_idx, p_icon);
|
|
|
|
if (current == p_idx) {
|
|
set_icon(p_icon);
|
|
}
|
|
}
|
|
|
|
void OptionButton::set_item_id(int p_idx, int p_id) {
|
|
popup->set_item_id(p_idx, p_id);
|
|
}
|
|
|
|
void OptionButton::set_item_metadata(int p_idx, const Variant &p_metadata) {
|
|
popup->set_item_metadata(p_idx, p_metadata);
|
|
}
|
|
|
|
void OptionButton::set_item_disabled(int p_idx, bool p_disabled) {
|
|
popup->set_item_disabled(p_idx, p_disabled);
|
|
}
|
|
|
|
String OptionButton::get_item_text(int p_idx) const {
|
|
return popup->get_item_text(p_idx);
|
|
}
|
|
|
|
Ref<Texture2D> OptionButton::get_item_icon(int p_idx) const {
|
|
return popup->get_item_icon(p_idx);
|
|
}
|
|
|
|
int OptionButton::get_item_id(int p_idx) const {
|
|
if (p_idx == NONE_SELECTED) {
|
|
return NONE_SELECTED;
|
|
}
|
|
|
|
return popup->get_item_id(p_idx);
|
|
}
|
|
|
|
int OptionButton::get_item_index(int p_id) const {
|
|
return popup->get_item_index(p_id);
|
|
}
|
|
|
|
Variant OptionButton::get_item_metadata(int p_idx) const {
|
|
return popup->get_item_metadata(p_idx);
|
|
}
|
|
|
|
bool OptionButton::is_item_disabled(int p_idx) const {
|
|
return popup->is_item_disabled(p_idx);
|
|
}
|
|
|
|
void OptionButton::set_item_count(int p_count) {
|
|
ERR_FAIL_COND(p_count < 0);
|
|
popup->set_item_count(p_count);
|
|
notify_property_list_changed();
|
|
}
|
|
|
|
int OptionButton::get_item_count() const {
|
|
return popup->get_item_count();
|
|
}
|
|
|
|
void OptionButton::add_separator() {
|
|
popup->add_separator();
|
|
}
|
|
|
|
void OptionButton::clear() {
|
|
popup->clear();
|
|
set_text("");
|
|
current = NONE_SELECTED;
|
|
}
|
|
|
|
void OptionButton::_select(int p_which, bool p_emit) {
|
|
if (p_which == current) {
|
|
return;
|
|
}
|
|
|
|
if (p_which == NONE_SELECTED) {
|
|
for (int i = 0; i < popup->get_item_count(); i++) {
|
|
popup->set_item_checked(i, false);
|
|
}
|
|
|
|
current = NONE_SELECTED;
|
|
set_text("");
|
|
set_icon(NULL);
|
|
} else {
|
|
ERR_FAIL_INDEX(p_which, popup->get_item_count());
|
|
|
|
for (int i = 0; i < popup->get_item_count(); i++) {
|
|
popup->set_item_checked(i, i == p_which);
|
|
}
|
|
|
|
current = p_which;
|
|
set_text(popup->get_item_text(current));
|
|
set_icon(popup->get_item_icon(current));
|
|
}
|
|
|
|
if (is_inside_tree() && p_emit) {
|
|
emit_signal(SNAME("item_selected"), current);
|
|
}
|
|
}
|
|
|
|
void OptionButton::_select_int(int p_which) {
|
|
if (p_which < NONE_SELECTED || p_which >= popup->get_item_count()) {
|
|
return;
|
|
}
|
|
_select(p_which, false);
|
|
}
|
|
|
|
void OptionButton::select(int p_idx) {
|
|
_select(p_idx, false);
|
|
}
|
|
|
|
int OptionButton::get_selected() const {
|
|
return current;
|
|
}
|
|
|
|
int OptionButton::get_selected_id() const {
|
|
return get_item_id(current);
|
|
}
|
|
|
|
Variant OptionButton::get_selected_metadata() const {
|
|
int idx = get_selected();
|
|
if (idx < 0) {
|
|
return Variant();
|
|
}
|
|
return get_item_metadata(current);
|
|
}
|
|
|
|
void OptionButton::remove_item(int p_idx) {
|
|
popup->remove_item(p_idx);
|
|
if (current == p_idx) {
|
|
_select(NONE_SELECTED);
|
|
}
|
|
}
|
|
|
|
PopupMenu *OptionButton::get_popup() const {
|
|
return popup;
|
|
}
|
|
|
|
void OptionButton::get_translatable_strings(List<String> *p_strings) const {
|
|
popup->get_translatable_strings(p_strings);
|
|
}
|
|
|
|
void OptionButton::_bind_methods() {
|
|
ClassDB::bind_method(D_METHOD("add_item", "label", "id"), &OptionButton::add_item, DEFVAL(-1));
|
|
ClassDB::bind_method(D_METHOD("add_icon_item", "texture", "label", "id"), &OptionButton::add_icon_item, DEFVAL(-1));
|
|
ClassDB::bind_method(D_METHOD("set_item_text", "idx", "text"), &OptionButton::set_item_text);
|
|
ClassDB::bind_method(D_METHOD("set_item_icon", "idx", "texture"), &OptionButton::set_item_icon);
|
|
ClassDB::bind_method(D_METHOD("set_item_disabled", "idx", "disabled"), &OptionButton::set_item_disabled);
|
|
ClassDB::bind_method(D_METHOD("set_item_id", "idx", "id"), &OptionButton::set_item_id);
|
|
ClassDB::bind_method(D_METHOD("set_item_metadata", "idx", "metadata"), &OptionButton::set_item_metadata);
|
|
ClassDB::bind_method(D_METHOD("get_item_text", "idx"), &OptionButton::get_item_text);
|
|
ClassDB::bind_method(D_METHOD("get_item_icon", "idx"), &OptionButton::get_item_icon);
|
|
ClassDB::bind_method(D_METHOD("get_item_id", "idx"), &OptionButton::get_item_id);
|
|
ClassDB::bind_method(D_METHOD("get_item_index", "id"), &OptionButton::get_item_index);
|
|
ClassDB::bind_method(D_METHOD("get_item_metadata", "idx"), &OptionButton::get_item_metadata);
|
|
ClassDB::bind_method(D_METHOD("is_item_disabled", "idx"), &OptionButton::is_item_disabled);
|
|
ClassDB::bind_method(D_METHOD("add_separator"), &OptionButton::add_separator);
|
|
ClassDB::bind_method(D_METHOD("clear"), &OptionButton::clear);
|
|
ClassDB::bind_method(D_METHOD("select", "idx"), &OptionButton::select);
|
|
ClassDB::bind_method(D_METHOD("get_selected"), &OptionButton::get_selected);
|
|
ClassDB::bind_method(D_METHOD("get_selected_id"), &OptionButton::get_selected_id);
|
|
ClassDB::bind_method(D_METHOD("get_selected_metadata"), &OptionButton::get_selected_metadata);
|
|
ClassDB::bind_method(D_METHOD("remove_item", "idx"), &OptionButton::remove_item);
|
|
ClassDB::bind_method(D_METHOD("_select_int"), &OptionButton::_select_int);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_popup"), &OptionButton::get_popup);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_item_count", "count"), &OptionButton::set_item_count);
|
|
ClassDB::bind_method(D_METHOD("get_item_count"), &OptionButton::get_item_count);
|
|
|
|
// "selected" property must come after "item_count", otherwise GH-10213 occurs.
|
|
ADD_ARRAY_COUNT("Items", "item_count", "set_item_count", "get_item_count", "popup/item_");
|
|
ADD_PROPERTY(PropertyInfo(Variant::INT, "selected"), "_select_int", "get_selected");
|
|
ADD_SIGNAL(MethodInfo("item_selected", PropertyInfo(Variant::INT, "index")));
|
|
ADD_SIGNAL(MethodInfo("item_focused", PropertyInfo(Variant::INT, "index")));
|
|
}
|
|
|
|
OptionButton::OptionButton() {
|
|
set_toggle_mode(true);
|
|
set_text_alignment(HORIZONTAL_ALIGNMENT_LEFT);
|
|
if (is_layout_rtl()) {
|
|
if (has_theme_icon(SNAME("arrow"))) {
|
|
_set_internal_margin(SIDE_LEFT, Control::get_theme_icon(SNAME("arrow"))->get_width());
|
|
}
|
|
} else {
|
|
if (has_theme_icon(SNAME("arrow"))) {
|
|
_set_internal_margin(SIDE_RIGHT, Control::get_theme_icon(SNAME("arrow"))->get_width());
|
|
}
|
|
}
|
|
set_action_mode(ACTION_MODE_BUTTON_PRESS);
|
|
|
|
popup = memnew(PopupMenu);
|
|
popup->hide();
|
|
add_child(popup, false, INTERNAL_MODE_FRONT);
|
|
popup->connect("index_pressed", callable_mp(this, &OptionButton::_selected));
|
|
popup->connect("id_focused", callable_mp(this, &OptionButton::_focused));
|
|
popup->connect("popup_hide", callable_mp((BaseButton *)this, &BaseButton::set_pressed), varray(false));
|
|
}
|
|
|
|
OptionButton::~OptionButton() {
|
|
}
|