界面的滑动01(cocos3.8)

概述.h文件： #ifndef __HELLOWORLD_SCENE_H__#define __HELLOWORLD_SCENE_H__#include "cocos2d.h"#include "ui/UIScrollView.h"class HelloWorld : public cocos2d::Layer{public: static cocos2d::Scene* cr

.h文件：

#ifndef __HELLOWORLD_SCENE_H__#define __HELLOWORLD_SCENE_H__#include "cocos2d.h"#include "ui/UIScrollVIEw.h"class HelloWorld : public cocos2d::Layer{public:    static cocos2d::Scene* createScene();    virtual bool init();        // a selector callback    voID menuCloseCallback(cocos2d::Ref* pSender);protected://	cocos2d::ui::Text* _displayValueLabel;	std::vector<std::string> _array;        // implement the "static create()" method manually    CREATE_FUNC(HelloWorld);};#endif // __HELLOWORLD_SCENE_H__

.cpp文件：

#include "HelloWorldScene.h"#include "ui/CocosGUI.h"#include "cocostudio/CocoStudio.h"USING_NS_CC;using namespace cocos2d::ui;const char* Font_UIListVIEwTest = "Fonts/Marker Felt.ttf";Scene* HelloWorld::createScene(){    // 'scene' is an autorelease object    auto scene = Scene::create();        // 'layer' is an autorelease object    auto layer = HelloWorld::create();    // add layer as a child to scene    scene->addChild(layer);    // return the scene    return scene;}// on "init" you need to initialize your instancebool HelloWorld::init(){    //////////////////////////////    // 1. super init first    if ( !Layer::init() )    {        return false;    }        Size visibleSize = Director::getInstance()->getVisibleSize();    Vec2 origin = Director::getInstance()->getVisibleOrigin();    /////////////////////////////    // 2. add a menu item with "X" image,which is clicked to quit the program    //    you may modify it.    // add a "close" icon to exit the progress. it's an autorelease object    auto closeItem = MenuItemImage::create(                                           "Closenormal.png","CloseSelected.png",CC_CALLBACK_1(HelloWorld::menuCloseCallback,this));    	closeItem->setposition(Vec2(origin.x + visibleSize.wIDth - closeItem->getContentSize().wIDth/2,origin.y + closeItem->getContentSize().height/2));    // create menu,it's an autorelease object    auto menu = Menu::create(closeItem,NulL);    menu->setposition(Vec2::ZERO);    this->addChild(menu,1);	///////////	// create List vIEw ex data	for (int i = 0; i < 20; ++i)	{		std::string ccstr = StringUtils::format("ListvIEw_item_%d",i);		_array.push_back(ccstr);	}	button* default_button = button::create("cocosui/backtotoppressed.png","cocosui/backtotopnormal.png");	default_button->setname("Title button");	ListVIEw* ListVIEw = ListVIEw::create();	ListVIEw->setBounceEnabled(true);//d性滑动									 //ListVIEw->setClipPingEnabled(true);									 //ListVIEw->setClipPingType(ui::Layout::ClipPingType::SCISSOR);	ListVIEw->setBackGroundImage("cocosui/green_edit.png");	ListVIEw->setScrollbarpositionFromCorner(Vec2(7,7));	ListVIEw->setBackGroundImageScale9Enabled(true);	ListVIEw->setContentSize(Size(480,260));//(240,130)	ListVIEw->setAnchorPoint(Vec2(0.50f,0.50f));	ListVIEw->setposition(Vec2((visibleSize.wIDth) / 2.0f,//+// - backgroundSize.wIDth														  //(ListVIEw->getContentSize().wIDth) / 2.0f,//backgroundSize.wIDth - 		(visibleSize.height) / 2.0f));// +// - backgroundSize.height									  //(ListVIEw->getContentSize().height) / 2.0f));//backgroundSize.height - 	Layout* default_item = Layout::create();	default_item->settouchEnabled(true);	default_item->setContentSize(default_button->getContentSize());	default_button->setposition(Vec2(default_item->getContentSize().wIDth / 2.0f,default_item->getContentSize().height / 2.0f));	default_item->addChild(default_button);	this->addChild(ListVIEw);	// Create the List vIEw ex	/*ListVIEw* ListVIEw = ListVIEw::create();	// set List vIEw ex direction	//ListVIEw->setDirection(ui::ScrollVIEw::Direction::VERTICAL);	//ListVIEw->setBounceEnabled(true);//d性滑动	ListVIEw->setBackGroundImage("cocosui/green_edit.png");	ListVIEw->setBackGroundImageScale9Enabled(true);	ListVIEw->setContentSize(Size(240,130));	ListVIEw->setposition(Vec2((visibleSize.wIDth) / 2.0f +// - backgroundSize.wIDth	(ListVIEw->getContentSize().wIDth) / 2.0f,//backgroundSize.wIDth -	(visibleSize.height) / 2.0f +// - backgroundSize.height	(ListVIEw->getContentSize().height) / 2.0f));//backgroundSize.height -	//ListVIEw->addEventListener((ui::ListVIEw::ccListVIEwCallback)CC_CALLBACK_2(HelloWorld::selectedItemEvent,this));	//ListVIEw->addEventListener((ui::ListVIEw::ccScrollVIEwCallback)CC_CALLBACK_2(HelloWorld::selectedItemEventScrollVIEw,this));	//ListVIEw->setScrollbarpositionFromCorner(Vec2(7,7));	this->addChild(ListVIEw);	// create model	button* default_button = button::create("cocosui/backtotoppressed.png","cocosui/backtotopnormal.png");	default_button->setname("Title button");	Layout* default_item = Layout::create();	//default_item->settouchEnabled(true);	default_item->setContentSize(default_button->getContentSize());	default_button->setposition(Vec2(default_item->getContentSize().wIDth / 2.0f,default_item->getContentSize().height / 2.0f));	default_item->addChild(default_button);	// set model	ListVIEw->setItemmodel(default_item);	*/	// add default item	ssize_t count = _array.size();	for (int i = 0; i < count / 4; ++i)	{		//ListVIEw->pushBackDefaultItem();	}	// insert default item	for (int i = 0; i < count / 4; ++i)	{		//ListVIEw->insertDefaultItem(0);	}	ListVIEw->removeAllChildren();	Sprite* testSprite = Sprite::create("cocosui/backtotoppressed.png");	testSprite->setposition(Vec2(200,200));	ListVIEw->addChild(testSprite);	// add custom item	/*	for (int i = 0; i < count / 4; ++i)	{	button* custom_button = button::create("cocosui/button.png","cocosui/buttonHighlighted.png");	custom_button->setname("Title button");	custom_button->setScale9Enabled(true);	custom_button->setContentSize(default_button->getContentSize());	Layout *custom_item = Layout::create();	custom_item->setContentSize(custom_button->getContentSize());	custom_button->setposition(Vec2(custom_item->getContentSize().wIDth / 2.0f,custom_item->getContentSize().height / 2.0f));	custom_item->addChild(custom_button);	ListVIEw->addChild(custom_item);	}*/	// insert custom item	Vector<Widget*>& items = ListVIEw->getItems();	ssize_t items_count = items.size();	for (int i = 0; i < count / 4; ++i)	{		button* custom_button = button::create("cocosui/button.png","cocosui/buttonHighlighted.png");		custom_button->setname("Title button");		custom_button->setScale9Enabled(true);		custom_button->setContentSize(default_button->getContentSize());		Layout *custom_item = Layout::create();		custom_item->setContentSize(custom_button->getContentSize());		custom_button->setposition(Vec2(custom_item->getContentSize().wIDth / 2.0f,custom_item->getContentSize().height / 2.0f));		custom_item->addChild(custom_button);		custom_item->setTag(1);		ListVIEw->insertCustomItem(custom_item,items_count);	}	// set item data	items_count = items.size();	for (int i = 0; i < items_count; ++i)	{		Widget* item = ListVIEw->getItem(i);		button* button = static_cast<button*>(item->getChildByname("Title button"));		ssize_t index = ListVIEw->getIndex(item);		button->setTitleText(_array[index]);	}	// remove last item	//ListVIEw->removeChildByTag(1);	// remove item by index	//items_count = items.size();	//ListVIEw->removeItem(items_count - 1);	// set all items layout gravity	//ListVIEw->setGravity(ListVIEw::Gravity::CENTER_VERTICAL);	// set items margin	ListVIEw->setItemsmargin(2.0f);        return true;}voID HelloWorld::menuCloseCallback(Ref* pSender){    Director::getInstance()->end();#if (CC_TARGET_PLATFORM == CC_PLATFORM_IOS)    exit(0);#endif}

效果：

总结

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