/*************************************************************************/ /* option_button.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2018 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 "print_string.h" Size2 OptionButton::get_minimum_size() const { Size2 minsize = Button::get_minimum_size(); if (has_icon("arrow")) minsize.width += Control::get_icon("arrow")->get_width(); return minsize; } void OptionButton::_notification(int p_what) { if (p_what == NOTIFICATION_DRAW) { if (!has_icon("arrow")) return; RID ci = get_canvas_item(); Ref<Texture> arrow = Control::get_icon("arrow"); Ref<StyleBox> normal = get_stylebox("normal"); Color clr = Color(1, 1, 1); if (get_constant("modulate_arrow")) { switch (get_draw_mode()) { case DRAW_PRESSED: clr = get_color("font_color_pressed"); break; case DRAW_HOVER: clr = get_color("font_color_hover"); break; case DRAW_DISABLED: clr = get_color("font_color_disabled"); break; default: clr = get_color("font_color"); } } Size2 size = get_size(); Point2 ofs(size.width - arrow->get_width() - get_constant("arrow_margin"), int(Math::abs((size.height - arrow->get_height()) / 2))); arrow->draw(ci, ofs, clr); } } void OptionButton::_selected(int p_which) { int selid = -1; for (int i = 0; i < popup->get_item_count(); i++) { bool is_clicked = popup->get_item_id(i) == p_which; if (is_clicked) { selid = i; break; } } if (selid == -1 && p_which >= 0 && p_which < popup->get_item_count()) { _select(p_which, true); } else { ERR_FAIL_COND(selid == -1); _select(selid, true); } } void OptionButton::pressed() { Size2 size = get_size(); popup->set_global_position(get_global_position() + Size2(0, size.height)); popup->set_size(Size2(size.width, 0)); popup->popup(); } void OptionButton::add_icon_item(const Ref<Texture> &p_icon, const String &p_label, int p_ID) { popup->add_icon_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_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); } void OptionButton::set_item_icon(int p_idx, const Ref<Texture> &p_icon) { popup->set_item_icon(p_idx, 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<Texture> OptionButton::get_item_icon(int p_idx) const { return popup->get_item_icon(p_idx); } int OptionButton::get_item_id(int p_idx) const { return popup->get_item_id(p_idx); } 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); } 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 = -1; } void OptionButton::_select(int p_which, bool p_emit) { if (p_which < 0) return; if (p_which == current) return; 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("item_selected", current); } void OptionButton::_select_int(int p_which) { if (p_which < 0 || 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 { int idx = get_selected(); if (idx < 0) return 0; 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); } PopupMenu *OptionButton::get_popup() const { return popup; } Array OptionButton::_get_items() const { Array items; for (int i = 0; i < get_item_count(); i++) { items.push_back(get_item_text(i)); items.push_back(get_item_icon(i)); items.push_back(is_item_disabled(i)); items.push_back(get_item_id(i)); items.push_back(get_item_metadata(i)); } return items; } void OptionButton::_set_items(const Array &p_items) { ERR_FAIL_COND(p_items.size() % 5); clear(); for (int i = 0; i < p_items.size(); i += 5) { String text = p_items[i + 0]; Ref<Texture> icon = p_items[i + 1]; bool disabled = p_items[i + 2]; int id = p_items[i + 3]; Variant meta = p_items[i + 4]; int idx = get_item_count(); add_item(text, id); set_item_icon(idx, icon); set_item_disabled(idx, disabled); set_item_metadata(idx, meta); } } void OptionButton::get_translatable_strings(List<String> *p_strings) const { return popup->get_translatable_strings(p_strings); } void OptionButton::_bind_methods() { ClassDB::bind_method(D_METHOD("_selected"), &OptionButton::_selected); 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); 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_metadata", "idx"), &OptionButton::get_item_metadata); ClassDB::bind_method(D_METHOD("is_item_disabled", "idx"), &OptionButton::is_item_disabled); ClassDB::bind_method(D_METHOD("get_item_count"), &OptionButton::get_item_count); 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_items"), &OptionButton::_set_items); ClassDB::bind_method(D_METHOD("_get_items"), &OptionButton::_get_items); ADD_PROPERTY(PropertyInfo(Variant::INT, "selected"), "_select_int", "get_selected"); ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "items", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "_set_items", "_get_items"); ADD_SIGNAL(MethodInfo("item_selected", PropertyInfo(Variant::INT, "ID"))); } OptionButton::OptionButton() { current = -1; set_text_align(ALIGN_LEFT); set_action_mode(ACTION_MODE_BUTTON_PRESS); popup = memnew(PopupMenu); popup->hide(); add_child(popup); popup->set_as_toplevel(true); popup->set_pass_on_modal_close_click(false); popup->connect("id_pressed", this, "_selected"); } OptionButton::~OptionButton() { }