/**************************************************************************** Copyright (c) 2008-2010 Ricardo Quesada Copyright (c) 2010-2012 cocos2d-x.org Copyright (c) 2011 Zynga Inc. Copyright (c) 2013-2015 Chukong Technologies Inc. http://www.cocos2d-x.org 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 "2d/CCMenuItem.h" #include "2d/CCActionInterval.h" #include "2d/CCSprite.h" #include "2d/CCLabelAtlas.h" #include "2d/CCLabel.h" #include "deprecated/CCString.h" #include NS_CC_BEGIN static int _globalFontSize = kItemSize; static std::string _globalFontName = "Marker Felt"; static bool _globalFontNameRelease = false; const unsigned int kZoomActionTag = 0xc0c05002; // // MenuItem // MenuItem* MenuItem::create() { return MenuItem::create((const ccMenuCallback&)nullptr); } // FIXME: deprecated MenuItem* MenuItem::create(Ref *target, SEL_MenuHandler selector) { MenuItem *ret = new (std::nothrow) MenuItem(); ret->initWithCallback(std::bind(selector, target, std::placeholders::_1)); ret->autorelease(); return ret; } MenuItem* MenuItem::create( const ccMenuCallback& callback) { MenuItem *ret = new (std::nothrow) MenuItem(); ret->initWithCallback(callback); ret->autorelease(); return ret; } // FIXME: deprecated bool MenuItem::initWithTarget(cocos2d::Ref *target, SEL_MenuHandler selector ) { return initWithCallback( std::bind(selector,target, std::placeholders::_1) ); } bool MenuItem::initWithCallback(const ccMenuCallback& callback) { setAnchorPoint(Vec2(0.5f, 0.5f)); _callback = callback; _enabled = true; _selected = false; return true; } MenuItem::~MenuItem() { } void MenuItem::selected() { _selected = true; } void MenuItem::unselected() { _selected = false; } void MenuItem::activate() { if (_enabled) { if( _callback ) { _callback(this); } #if CC_ENABLE_SCRIPT_BINDING if (kScriptTypeLua == _scriptType) { BasicScriptData data(this); ScriptEvent scriptEvent(kMenuClickedEvent, &data); ScriptEngineManager::getInstance()->getScriptEngine()->sendEvent(&scriptEvent); } #endif } } void MenuItem::setEnabled(bool enabled) { _enabled = enabled; } bool MenuItem::isEnabled() const { return _enabled; } Rect MenuItem::rect() const { return Rect( _position.x - _contentSize.width * _anchorPoint.x, _position.y - _contentSize.height * _anchorPoint.y, _contentSize.width, _contentSize.height); } bool MenuItem::isSelected() const { return _selected; } // FIXME: deprecated void MenuItem::setTarget(Ref *target, SEL_MenuHandler selector) { setCallback( std::bind( selector, target, std::placeholders::_1) ); } void MenuItem::setCallback(const ccMenuCallback& callback) { _callback = callback; } std::string MenuItem::getDescription() const { return StringUtils::format("", _tag); } // //CCMenuItemLabel // void MenuItemLabel::setLabel(Node* var) { if (var) { var->setAnchorPoint(Vec2::ANCHOR_BOTTOM_LEFT); setContentSize(var->getContentSize()); addChild(var); } if (_label) { removeChild(_label, true); } _label = var; } // FIXME:: deprecated MenuItemLabel * MenuItemLabel::create(Node*label, Ref* target, SEL_MenuHandler selector) { MenuItemLabel *ret = new (std::nothrow) MenuItemLabel(); ret->initWithLabel(label, std::bind(selector, target, std::placeholders::_1)); ret->autorelease(); return ret; } MenuItemLabel * MenuItemLabel::create(Node*label, const ccMenuCallback& callback) { MenuItemLabel *ret = new (std::nothrow) MenuItemLabel(); ret->initWithLabel(label, callback); ret->autorelease(); return ret; } MenuItemLabel* MenuItemLabel::create(Node *label) { MenuItemLabel *ret = new (std::nothrow) MenuItemLabel(); ret->initWithLabel(label, (const ccMenuCallback&) nullptr); ret->autorelease(); return ret; } // FIXME:: deprecated bool MenuItemLabel::initWithLabel(Node* label, Ref* target, SEL_MenuHandler selector) { return initWithLabel(label, std::bind(selector,target, std::placeholders::_1) ); } bool MenuItemLabel::initWithLabel(Node* label, const ccMenuCallback& callback) { MenuItem::initWithCallback(callback); _originalScale = 1.0f; _colorBackup = Color3B::WHITE; setDisabledColor(Color3B(126,126,126)); this->setLabel(label); setCascadeColorEnabled(true); setCascadeOpacityEnabled(true); return true; } MenuItemLabel::~MenuItemLabel() { } void MenuItemLabel::setString(const std::string& label) { dynamic_cast(_label)->setString(label); this->setContentSize(_label->getContentSize()); } void MenuItemLabel::activate() { if(_enabled) { this->stopAllActions(); this->setScale( _originalScale ); MenuItem::activate(); } } void MenuItemLabel::selected() { // subclass to change the default action if(_enabled) { MenuItem::selected(); Action *action = getActionByTag(kZoomActionTag); if (action) { this->stopAction(action); } else { _originalScale = this->getScale(); } Action *zoomAction = ScaleTo::create(0.1f, _originalScale * 1.2f); zoomAction->setTag(kZoomActionTag); this->runAction(zoomAction); } } void MenuItemLabel::unselected() { // subclass to change the default action if(_enabled) { MenuItem::unselected(); this->stopActionByTag(kZoomActionTag); Action *zoomAction = ScaleTo::create(0.1f, _originalScale); zoomAction->setTag(kZoomActionTag); this->runAction(zoomAction); } } void MenuItemLabel::setEnabled(bool enabled) { if( _enabled != enabled ) { if(enabled == false) { _colorBackup = this->getColor(); this->setColor(_disabledColor); } else { this->setColor(_colorBackup); } } MenuItem::setEnabled(enabled); } // //CCMenuItemAtlasFont // MenuItemAtlasFont * MenuItemAtlasFont::create(const std::string& value, const std::string& charMapFile, int itemWidth, int itemHeight, char startCharMap) { return MenuItemAtlasFont::create(value, charMapFile, itemWidth, itemHeight, startCharMap, (const ccMenuCallback&)nullptr); } // FIXME:: deprecated MenuItemAtlasFont * MenuItemAtlasFont::create(const std::string& value, const std::string& charMapFile, int itemWidth, int itemHeight, char startCharMap, Ref* target, SEL_MenuHandler selector) { MenuItemAtlasFont *ret = new (std::nothrow) MenuItemAtlasFont(); ret->initWithString(value, charMapFile, itemWidth, itemHeight, startCharMap, std::bind(selector, target, std::placeholders::_1)); ret->autorelease(); return ret; } MenuItemAtlasFont * MenuItemAtlasFont::create(const std::string& value, const std::string& charMapFile, int itemWidth, int itemHeight, char startCharMap, const ccMenuCallback& callback) { MenuItemAtlasFont *ret = new (std::nothrow) MenuItemAtlasFont(); ret->initWithString(value, charMapFile, itemWidth, itemHeight, startCharMap, callback); ret->autorelease(); return ret; } // FIXME:: deprecated bool MenuItemAtlasFont::initWithString(const std::string& value, const std::string& charMapFile, int itemWidth, int itemHeight, char startCharMap, Ref* target, SEL_MenuHandler selector) { return initWithString(value, charMapFile, itemWidth, itemHeight, startCharMap, std::bind(selector,target, std::placeholders::_1) ); } bool MenuItemAtlasFont::initWithString(const std::string& value, const std::string& charMapFile, int itemWidth, int itemHeight, char startCharMap, const ccMenuCallback& callback) { CCASSERT( value.size() != 0, "value length must be greater than 0"); LabelAtlas *label = LabelAtlas::create(); label->initWithString(value, charMapFile, itemWidth, itemHeight, startCharMap); if (MenuItemLabel::initWithLabel(label, callback)) { // do something ? } return true; } // //CCMenuItemFont // void MenuItemFont::setFontSize(int s) { _globalFontSize = s; } int MenuItemFont::getFontSize() { return _globalFontSize; } void MenuItemFont::setFontName(const std::string& name) { if (_globalFontNameRelease) { _globalFontName.clear(); } _globalFontName = name; _globalFontNameRelease = true; } const std::string& MenuItemFont::getFontName() { return _globalFontName; } // FIXME:: deprecated MenuItemFont * MenuItemFont::create(const std::string& value, Ref* target, SEL_MenuHandler selector) { MenuItemFont *ret = new (std::nothrow) MenuItemFont(); ret->initWithString(value, std::bind(selector, target, std::placeholders::_1)); ret->autorelease(); return ret; } MenuItemFont * MenuItemFont::create(const std::string& value, const ccMenuCallback& callback) { MenuItemFont *ret = new (std::nothrow) MenuItemFont(); ret->initWithString(value, callback); ret->autorelease(); return ret; } MenuItemFont * MenuItemFont::create(const std::string& value) { MenuItemFont *ret = new (std::nothrow) MenuItemFont(); ret->initWithString(value, (const ccMenuCallback&)nullptr); ret->autorelease(); return ret; } MenuItemFont::MenuItemFont() : _fontSize(0), _fontName("") {} MenuItemFont::~MenuItemFont() { CCLOGINFO("In the destructor of MenuItemFont (%p).", this); } // FIXME:: deprecated bool MenuItemFont::initWithString(const std::string& value, Ref* target, SEL_MenuHandler selector) { CCASSERT( !value.empty(), "Value length must be greater than 0"); return initWithString(value, std::bind(selector,target, std::placeholders::_1) ); } bool MenuItemFont::initWithString(const std::string& value, const ccMenuCallback& callback) { CCASSERT( !value.empty(), "Value length must be greater than 0"); _fontName = _globalFontName; _fontSize = _globalFontSize; Label *label = Label::createWithSystemFont(value, _fontName, _fontSize); if (MenuItemLabel::initWithLabel(label, callback)) { // do something ? } return true; } void MenuItemFont::setFontSizeObj(int s) { _fontSize = s; dynamic_cast(_label)->setSystemFontSize(_fontSize); this->setContentSize(dynamic_cast(_label)->getContentSize()); } int MenuItemFont::getFontSizeObj() const { return _fontSize; } void MenuItemFont::setFontNameObj(const std::string& name) { _fontName = name; dynamic_cast(_label)->setSystemFontName(_fontName); this->setContentSize(dynamic_cast(_label)->getContentSize()); } const std::string& MenuItemFont::getFontNameObj() const { return _fontName; } // //CCMenuItemSprite // void MenuItemSprite::setNormalImage(Node* image) { if (image != _normalImage) { if (image) { addChild(image); image->setAnchorPoint(Vec2(0, 0)); } if (_normalImage) { removeChild(_normalImage, true); } _normalImage = image; this->setContentSize(_normalImage->getContentSize()); this->updateImagesVisibility(); } } void MenuItemSprite::setSelectedImage(Node* image) { if (image != _normalImage) { if (image) { addChild(image); image->setAnchorPoint(Vec2(0, 0)); } if (_selectedImage) { removeChild(_selectedImage, true); } _selectedImage = image; this->updateImagesVisibility(); } } void MenuItemSprite::setDisabledImage(Node* image) { if (image != _normalImage) { if (image) { addChild(image); image->setAnchorPoint(Vec2(0, 0)); } if (_disabledImage) { removeChild(_disabledImage, true); } _disabledImage = image; this->updateImagesVisibility(); } } // //CCMenuItemSprite // MenuItemSprite * MenuItemSprite::create(Node* normalSprite, Node* selectedSprite, Node* disabledSprite) { return MenuItemSprite::create(normalSprite, selectedSprite, disabledSprite, (const ccMenuCallback&)nullptr); } // FIXME: deprecated MenuItemSprite * MenuItemSprite::create(Node* normalSprite, Node* selectedSprite, Ref* target, SEL_MenuHandler selector) { return MenuItemSprite::create(normalSprite, selectedSprite, nullptr, std::bind(selector, target, std::placeholders::_1)); } MenuItemSprite * MenuItemSprite::create(Node* normalSprite, Node* selectedSprite, const ccMenuCallback& callback) { return MenuItemSprite::create(normalSprite, selectedSprite, nullptr, callback); } // FIXME: deprecated MenuItemSprite * MenuItemSprite::create(Node *normalSprite, Node *selectedSprite, Node *disabledSprite, Ref *target, SEL_MenuHandler selector) { MenuItemSprite *ret = new (std::nothrow) MenuItemSprite(); ret->initWithNormalSprite(normalSprite, selectedSprite, disabledSprite, std::bind(selector, target, std::placeholders::_1)); ret->autorelease(); return ret; } MenuItemSprite * MenuItemSprite::create(Node *normalSprite, Node *selectedSprite, Node *disabledSprite, const ccMenuCallback& callback) { MenuItemSprite *ret = new (std::nothrow) MenuItemSprite(); ret->initWithNormalSprite(normalSprite, selectedSprite, disabledSprite, callback); ret->autorelease(); return ret; } // FIXME: deprecated bool MenuItemSprite::initWithNormalSprite(Node* normalSprite, Node* selectedSprite, Node* disabledSprite, Ref* target, SEL_MenuHandler selector) { return initWithNormalSprite(normalSprite, selectedSprite, disabledSprite, std::bind(selector,target, std::placeholders::_1) ); } bool MenuItemSprite::initWithNormalSprite(Node* normalSprite, Node* selectedSprite, Node* disabledSprite, const ccMenuCallback& callback) { MenuItem::initWithCallback(callback); setNormalImage(normalSprite); setSelectedImage(selectedSprite); setDisabledImage(disabledSprite); if(_normalImage) { this->setContentSize(_normalImage->getContentSize()); } setCascadeColorEnabled(true); setCascadeOpacityEnabled(true); return true; } /** @since v0.99.5 */ void MenuItemSprite::selected() { MenuItem::selected(); if (_normalImage) { if (_disabledImage) { _disabledImage->setVisible(false); } if (_selectedImage) { _normalImage->setVisible(false); _selectedImage->setVisible(true); } else { _normalImage->setVisible(true); } } } void MenuItemSprite::unselected() { MenuItem::unselected(); if (_normalImage) { _normalImage->setVisible(true); if (_selectedImage) { _selectedImage->setVisible(false); } if (_disabledImage) { _disabledImage->setVisible(false); } } } void MenuItemSprite::setEnabled(bool bEnabled) { if( _enabled != bEnabled ) { MenuItem::setEnabled(bEnabled); this->updateImagesVisibility(); } } // Helper void MenuItemSprite::updateImagesVisibility() { if (_enabled) { if (_normalImage) _normalImage->setVisible(true); if (_selectedImage) _selectedImage->setVisible(false); if (_disabledImage) _disabledImage->setVisible(false); } else { if (_disabledImage) { if (_normalImage) _normalImage->setVisible(false); if (_selectedImage) _selectedImage->setVisible(false); if (_disabledImage) _disabledImage->setVisible(true); } else { if (_normalImage) _normalImage->setVisible(true); if (_selectedImage) _selectedImage->setVisible(false); if (_disabledImage) _disabledImage->setVisible(false); } } } /// /// MenuItemImage /// MenuItemImage* MenuItemImage::create() { MenuItemImage *ret = new (std::nothrow) MenuItemImage(); if (ret && ret->init()) { ret->autorelease(); return ret; } CC_SAFE_DELETE(ret); return nullptr; } bool MenuItemImage::init(void) { return initWithNormalImage("", "", "", (const ccMenuCallback&)nullptr); } MenuItemImage * MenuItemImage::create(const std::string& normalImage, const std::string& selectedImage) { return MenuItemImage::create(normalImage, selectedImage, "", (const ccMenuCallback&)nullptr); } // FIXME: deprecated MenuItemImage * MenuItemImage::create(const std::string& normalImage, const std::string& selectedImage, Ref* target, SEL_MenuHandler selector) { return MenuItemImage::create(normalImage, selectedImage, "", std::bind(selector, target, std::placeholders::_1)); } MenuItemImage * MenuItemImage::create(const std::string& normalImage, const std::string& selectedImage, const ccMenuCallback& callback) { return MenuItemImage::create(normalImage, selectedImage, "", callback); } // FIXME: deprecated MenuItemImage * MenuItemImage::create(const std::string& normalImage, const std::string& selectedImage, const std::string& disabledImage, Ref* target, SEL_MenuHandler selector) { MenuItemImage *ret = new (std::nothrow) MenuItemImage(); if (ret && ret->initWithNormalImage(normalImage, selectedImage, disabledImage, std::bind(selector, target, std::placeholders::_1))) { ret->autorelease(); return ret; } CC_SAFE_DELETE(ret); return nullptr; } MenuItemImage * MenuItemImage::create(const std::string& normalImage, const std::string& selectedImage, const std::string& disabledImage, const ccMenuCallback& callback) { MenuItemImage *ret = new (std::nothrow) MenuItemImage(); if (ret && ret->initWithNormalImage(normalImage, selectedImage, disabledImage, callback)) { ret->autorelease(); return ret; } CC_SAFE_DELETE(ret); return nullptr; } MenuItemImage * MenuItemImage::create(const std::string& normalImage, const std::string& selectedImage, const std::string& disabledImage) { MenuItemImage *ret = new (std::nothrow) MenuItemImage(); if (ret && ret->initWithNormalImage(normalImage, selectedImage, disabledImage, (const ccMenuCallback&)nullptr)) { ret->autorelease(); return ret; } CC_SAFE_DELETE(ret); return nullptr; } // FIXME:: deprecated bool MenuItemImage::initWithNormalImage(const std::string& normalImage, const std::string& selectedImage, const std::string& disabledImage, Ref* target, SEL_MenuHandler selector) { return initWithNormalImage(normalImage, selectedImage, disabledImage, std::bind(selector,target, std::placeholders::_1) ); } bool MenuItemImage::initWithNormalImage(const std::string& normalImage, const std::string& selectedImage, const std::string& disabledImage, const ccMenuCallback& callback) { Node *normalSprite = nullptr; Node *selectedSprite = nullptr; Node *disabledSprite = nullptr; if (normalImage.size() >0) { normalSprite = Sprite::create(normalImage); } if (selectedImage.size() >0) { selectedSprite = Sprite::create(selectedImage); } if(disabledImage.size() >0) { disabledSprite = Sprite::create(disabledImage); } return initWithNormalSprite(normalSprite, selectedSprite, disabledSprite, callback); } // // Setter of sprite frames // void MenuItemImage::setNormalSpriteFrame(SpriteFrame * frame) { setNormalImage(Sprite::createWithSpriteFrame(frame)); } void MenuItemImage::setSelectedSpriteFrame(SpriteFrame * frame) { setSelectedImage(Sprite::createWithSpriteFrame(frame)); } void MenuItemImage::setDisabledSpriteFrame(SpriteFrame * frame) { setDisabledImage(Sprite::createWithSpriteFrame(frame)); } // // MenuItemToggle // // FIXME:: deprecated MenuItemToggle * MenuItemToggle::createWithTarget(Ref* target, SEL_MenuHandler selector, const Vector& menuItems) { MenuItemToggle *ret = new (std::nothrow) MenuItemToggle(); ret->MenuItem::initWithCallback(std::bind(selector, target, std::placeholders::_1)); #if CC_ENABLE_GC_FOR_NATIVE_OBJECTS for (const auto &item : menuItems) { if (item) ScriptEngineManager::getInstance()->getScriptEngine()->retainScriptObject(ret, item); } #endif // CC_ENABLE_GC_FOR_NATIVE_OBJECTS ret->_subItems = menuItems; ret->_selectedIndex = UINT_MAX; ret->setSelectedIndex(0); return ret; } MenuItemToggle * MenuItemToggle::createWithCallback(const ccMenuCallback &callback, const Vector& menuItems) { MenuItemToggle *ret = new (std::nothrow) MenuItemToggle(); ret->MenuItem::initWithCallback(callback); #if CC_ENABLE_GC_FOR_NATIVE_OBJECTS for (const auto &item : menuItems) { if (item) ScriptEngineManager::getInstance()->getScriptEngine()->retainScriptObject(ret, item); } #endif // CC_ENABLE_GC_FOR_NATIVE_OBJECTS ret->_subItems = menuItems; ret->_selectedIndex = UINT_MAX; ret->setSelectedIndex(0); return ret; } // FIXME:: deprecated MenuItemToggle * MenuItemToggle::createWithTarget(Ref* target, SEL_MenuHandler selector, MenuItem* item, ...) { va_list args; va_start(args, item); MenuItemToggle *ret = new (std::nothrow) MenuItemToggle(); ret->initWithCallback(std::bind(selector, target, std::placeholders::_1), item, args); ret->autorelease(); va_end(args); return ret; } #if (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT) MenuItemToggle * MenuItemToggle::createWithCallbackVA(const ccMenuCallback &callback, MenuItem* item, ...) { va_list args; va_start(args, item); MenuItemToggle *ret = new (std::nothrow) MenuItemToggle(); ret->initWithCallback(callback, item, args); ret->autorelease(); va_end(args); return ret; } #else MenuItemToggle * MenuItemToggle::createWithCallback(const ccMenuCallback &callback, MenuItem* item, ...) { va_list args; va_start(args, item); MenuItemToggle *ret = new (std::nothrow) MenuItemToggle(); ret->initWithCallback(callback, item, args); ret->autorelease(); va_end(args); return ret; } #endif MenuItemToggle * MenuItemToggle::create() { MenuItemToggle *ret = new (std::nothrow) MenuItemToggle(); ret->initWithItem(nullptr); ret->autorelease(); return ret; } // FIXME:: deprecated bool MenuItemToggle::initWithTarget(Ref* target, SEL_MenuHandler selector, MenuItem* item, va_list args) { return initWithCallback(std::bind( selector, target, std::placeholders::_1), item, args); } bool MenuItemToggle::initWithCallback(const ccMenuCallback &callback, MenuItem *item, va_list args) { MenuItem::initWithCallback(callback); int z = 0; MenuItem *i = item; while(i) { z++; #if CC_ENABLE_GC_FOR_NATIVE_OBJECTS ScriptEngineManager::getInstance()->getScriptEngine()->retainScriptObject(this, i); #endif // CC_ENABLE_GC_FOR_NATIVE_OBJECTS _subItems.pushBack(i); i = va_arg(args, MenuItem*); } _selectedIndex = UINT_MAX; this->setSelectedIndex(0); return true; } MenuItemToggle* MenuItemToggle::create(MenuItem *item) { MenuItemToggle *ret = new (std::nothrow) MenuItemToggle(); ret->initWithItem(item); ret->autorelease(); return ret; } bool MenuItemToggle::initWithItem(MenuItem *item) { MenuItem::initWithCallback((const ccMenuCallback&)nullptr); if (item) { addSubItem(item); } _selectedIndex = UINT_MAX; this->setSelectedIndex(0); setCascadeColorEnabled(true); setCascadeOpacityEnabled(true); return true; } void MenuItemToggle::addSubItem(MenuItem *item) { #if CC_ENABLE_GC_FOR_NATIVE_OBJECTS ScriptEngineManager::getInstance()->getScriptEngine()->retainScriptObject(this, item); #endif // CC_ENABLE_GC_FOR_NATIVE_OBJECTS _subItems.pushBack(item); } void MenuItemToggle::cleanup() { for(const auto &item : _subItems) { #if defined(CC_NATIVE_CONTROL_SCRIPT) && !CC_NATIVE_CONTROL_SCRIPT ScriptEngineManager::getInstance()->getScriptEngine()->releaseScriptObject(this, item); #endif item->cleanup(); } MenuItem::cleanup(); } void MenuItemToggle::setSelectedIndex(unsigned int index) { if( index != _selectedIndex && _subItems.size() > 0 ) { _selectedIndex = index; if (_selectedItem) { _selectedItem->removeFromParentAndCleanup(false); } _selectedItem = _subItems.at(_selectedIndex); this->addChild(_selectedItem); Size s = _selectedItem->getContentSize(); this->setContentSize(s); _selectedItem->setPosition(s.width / 2, s.height / 2); } } void MenuItemToggle::selected() { MenuItem::selected(); _subItems.at(_selectedIndex)->selected(); } void MenuItemToggle::unselected() { MenuItem::unselected(); _subItems.at(_selectedIndex)->unselected(); } void MenuItemToggle::activate() { // update index if( _enabled ) { unsigned int newIndex = (_selectedIndex + 1) % _subItems.size(); this->setSelectedIndex(newIndex); } MenuItem::activate(); } void MenuItemToggle::setEnabled(bool enabled) { if (_enabled != enabled) { MenuItem::setEnabled(enabled); for(const auto &item : _subItems) { item->setEnabled(enabled); } } } MenuItem* MenuItemToggle::getSelectedItem() { return _subItems.at(_selectedIndex); } NS_CC_END