mirror of
https://github.com/godotengine/godot.git
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342 lines
9.4 KiB
C++
342 lines
9.4 KiB
C++
/*************************************************************************/
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/* option_button.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "option_button.h"
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#include "print_string.h"
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Size2 OptionButton::get_minimum_size() const {
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Size2 minsize = Button::get_minimum_size();
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if (has_icon("arrow"))
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minsize.width+=Control::get_icon("arrow")->get_width();
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return minsize;
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}
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void OptionButton::_notification(int p_what) {
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switch(p_what) {
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case NOTIFICATION_DRAW: {
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if (!has_icon("arrow"))
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return;
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RID ci = get_canvas_item();
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Ref<Texture> arrow = Control::get_icon("arrow");
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Ref<StyleBox> normal = get_stylebox("normal" );
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Size2 size = get_size();
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Point2 ofs( size.width - arrow->get_width() - get_constant("arrow_margin"), int(Math::abs((size.height-arrow->get_height())/2)));
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arrow->draw(ci,ofs);
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} break;
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}
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}
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void OptionButton::_selected(int p_which) {
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int selid = -1;
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for (int i=0;i<popup->get_item_count();i++) {
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bool is_clicked = popup->get_item_ID(i)==p_which;
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if (is_clicked) {
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selid=i;
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break;
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}
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}
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if (selid==-1 && p_which>=0 && p_which<popup->get_item_count()) {
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_select(p_which,true);
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} else {
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ERR_FAIL_COND(selid==-1);
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_select(selid,true);
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}
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}
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void OptionButton::pressed() {
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Size2 size=get_size();
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popup->set_global_pos( get_global_pos() + Size2( 0, size.height ) );
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popup->set_size( Size2( size.width, 0) );
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popup->popup();
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}
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void OptionButton::add_icon_item(const Ref<Texture>& p_icon,const String& p_label,int p_ID) {
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popup->add_icon_check_item( p_icon, p_label, p_ID );
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if (popup->get_item_count()==1)
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select(0);
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}
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void OptionButton::add_item(const String& p_label,int p_ID) {
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popup->add_check_item( p_label, p_ID );
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if (popup->get_item_count()==1)
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select(0);
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}
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void OptionButton::set_item_text(int p_idx,const String& p_text) {
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popup->set_item_text(p_idx,p_text);
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}
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void OptionButton::set_item_icon(int p_idx,const Ref<Texture>& p_icon) {
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popup->set_item_icon(p_idx,p_icon);
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}
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void OptionButton::set_item_ID(int p_idx,int p_ID) {
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popup->set_item_ID(p_idx,p_ID);
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}
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void OptionButton::set_item_metadata(int p_idx,const Variant& p_metadata) {
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popup->set_item_metadata(p_idx,p_metadata);
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}
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void OptionButton::set_item_disabled(int p_idx,bool p_disabled) {
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popup->set_item_disabled(p_idx,p_disabled);
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}
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String OptionButton::get_item_text(int p_idx) const {
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return popup->get_item_text(p_idx);
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}
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Ref<Texture> OptionButton::get_item_icon(int p_idx) const {
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return popup->get_item_icon(p_idx);
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}
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int OptionButton::get_item_ID(int p_idx) const {
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return popup->get_item_ID(p_idx);
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}
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Variant OptionButton::get_item_metadata(int p_idx) const {
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return popup->get_item_metadata(p_idx);
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}
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bool OptionButton::is_item_disabled(int p_idx) const {
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return popup->is_item_disabled(p_idx);
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}
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int OptionButton::get_item_count() const {
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return popup->get_item_count();
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}
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void OptionButton::add_separator() {
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popup->add_separator();
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}
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void OptionButton::clear() {
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popup->clear();
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set_text("");
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current=-1;
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}
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void OptionButton::_select(int p_idx,bool p_emit) {
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if (p_idx<0)
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return;
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if (p_idx==current)
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return;
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ERR_FAIL_INDEX( p_idx, popup->get_item_count() );
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for (int i=0;i<popup->get_item_count();i++) {
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popup->set_item_checked(i,i==p_idx);
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}
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current=p_idx;
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set_text( popup->get_item_text( current ) );
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set_icon( popup->get_item_icon( current ) );
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if (is_inside_tree() && p_emit)
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emit_signal("item_selected",current);
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}
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void OptionButton::_select_int(int p_which) {
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if (p_which<0 || p_which>=popup->get_item_count())
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return;
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_select(p_which,false);
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}
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void OptionButton::select(int p_idx) {
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_select(p_idx,false);
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}
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int OptionButton::get_selected() const {
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return current;
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}
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int OptionButton::get_selected_ID() const {
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int idx = get_selected();
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if (idx<0)
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return 0;
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return get_item_ID(current);
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}
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Variant OptionButton::get_selected_metadata() const {
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int idx = get_selected();
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if (idx<0)
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return Variant();
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return get_item_metadata(current);
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}
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void OptionButton::remove_item(int p_idx) {
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popup->remove_item(p_idx);
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}
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Array OptionButton::_get_items() const {
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Array items;
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for(int i=0;i<get_item_count();i++) {
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items.push_back(get_item_text(i));
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items.push_back(get_item_icon(i));
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items.push_back(is_item_disabled(i));
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items.push_back(get_item_ID(i));
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items.push_back(get_item_metadata(i));
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}
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return items;
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}
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void OptionButton::_set_items(const Array& p_items){
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ERR_FAIL_COND(p_items.size() % 5);
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clear();
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for(int i=0;i<p_items.size();i+=5) {
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String text=p_items[i+0];
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Ref<Texture> icon=p_items[i+1];
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bool disabled=p_items[i+2];
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int id=p_items[i+3];
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Variant meta = p_items[i+4];
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int idx=get_item_count();
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add_item(text,id);
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set_item_icon(idx,icon);
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set_item_disabled(idx,disabled);
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set_item_metadata(idx,meta);
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}
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}
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void OptionButton::get_translatable_strings(List<String> *p_strings) const {
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return popup->get_translatable_strings(p_strings);
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}
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void OptionButton::_bind_methods() {
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ObjectTypeDB::bind_method(_MD("_selected"),&OptionButton::_selected);
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ObjectTypeDB::bind_method(_MD("add_item","label","id"),&OptionButton::add_item,DEFVAL(-1));
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ObjectTypeDB::bind_method(_MD("add_icon_item","texture:Texture","label","id"),&OptionButton::add_icon_item);
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ObjectTypeDB::bind_method(_MD("set_item_text","idx","text"),&OptionButton::set_item_text);
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ObjectTypeDB::bind_method(_MD("set_item_icon","idx","texture:Texture"),&OptionButton::set_item_icon);
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ObjectTypeDB::bind_method(_MD("set_item_disabled","idx","disabled"),&OptionButton::set_item_disabled);
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ObjectTypeDB::bind_method(_MD("set_item_ID","idx","id"),&OptionButton::set_item_ID);
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ObjectTypeDB::bind_method(_MD("set_item_metadata","idx","metadata"),&OptionButton::set_item_metadata);
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ObjectTypeDB::bind_method(_MD("get_item_text","idx"),&OptionButton::get_item_text);
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ObjectTypeDB::bind_method(_MD("get_item_icon:Texture","idx"),&OptionButton::get_item_icon);
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ObjectTypeDB::bind_method(_MD("get_item_ID","idx"),&OptionButton::get_item_ID);
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ObjectTypeDB::bind_method(_MD("get_item_metadata","idx"),&OptionButton::get_item_metadata);
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ObjectTypeDB::bind_method(_MD("is_item_disabled","idx"),&OptionButton::is_item_disabled);
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ObjectTypeDB::bind_method(_MD("get_item_count"),&OptionButton::get_item_count);
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ObjectTypeDB::bind_method(_MD("add_separator"),&OptionButton::add_separator);
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ObjectTypeDB::bind_method(_MD("clear"),&OptionButton::clear);
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ObjectTypeDB::bind_method(_MD("select","idx"),&OptionButton::select);
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ObjectTypeDB::bind_method(_MD("get_selected"),&OptionButton::get_selected);
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ObjectTypeDB::bind_method(_MD("get_selected_ID"),&OptionButton::get_selected_ID);
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ObjectTypeDB::bind_method(_MD("get_selected_metadata"),&OptionButton::get_selected_metadata);
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ObjectTypeDB::bind_method(_MD("remove_item","idx"),&OptionButton::remove_item);
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ObjectTypeDB::bind_method(_MD("_select_int"),&OptionButton::_select_int);
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ObjectTypeDB::bind_method(_MD("_set_items"),&OptionButton::_set_items);
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ObjectTypeDB::bind_method(_MD("_get_items"),&OptionButton::_get_items);
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ADD_PROPERTY( PropertyInfo(Variant::INT,"selected"), _SCS("_select_int"),_SCS("get_selected") );
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ADD_PROPERTY( PropertyInfo(Variant::ARRAY,"items",PROPERTY_HINT_NONE,"",PROPERTY_USAGE_NOEDITOR), _SCS("_set_items"),_SCS("_get_items") );
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ADD_SIGNAL( MethodInfo("item_selected", PropertyInfo( Variant::INT,"ID") ) );
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}
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OptionButton::OptionButton() {
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popup = memnew( PopupMenu );
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popup->hide();
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popup->set_as_toplevel(true);
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add_child(popup);
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popup->connect("item_pressed", this,"_selected");
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current=-1;
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set_text_align(ALIGN_LEFT);
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}
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OptionButton::~OptionButton() {
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}
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