输入框的展示

#ifndef __HELLOWORLD_SCENE_H__
#define __HELLOWORLD_SCENE_H__
#include "UIEditBox.h"
#include "cocos2d.h"
class HelloWorld : public cocos2d::Layer//, public cocos2d::ui::EditBoxDelegate
{
public:
static cocos2d::Scene* createScene();

virtual bool init();

// a selector callback
void menuCloseCallback(cocos2d::Ref* pSender);
protected:
cocos2d::Label* _TTFShowEditReturn;
cocos2d::ui::EditBox* _editName;
cocos2d::ui::EditBox* _editPassword;
cocos2d::ui::EditBox* _editEmail;

// implement the "static create()" method manually
CREATE_FUNC(HelloWorld);
};

#endif // __HELLOWORLD_SCENE_H__

#include "HelloWorldScene.h"
USING_NS_CC;
using namespace cocos2d::ui;

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 instance
bool HelloWorld::init()
{
//////////////////////////////
// 1. super init first
if ( !Layer::init() )
{
return false;
}

//  Size visibleSize = Director::getInstance()->getVisibleSize();
Vec2 origin = Director::getInstance()->getVisibleOrigin();
auto glview = Director::getInstance()->getOpenGLView();
auto visibleOrigin = glview->getVisibleOrigin();
auto visibleSize = glview->getVisibleSize();
/////////////////////////////
// 2. add a menu item with "X" image, which is clicked to quit the program
//    you may modify it.

auto editBoxSize = Size(visibleSize.width - 100, visibleSize.height * 0.1);

// top
std::string pNormalSprite = "extensions/green_edit.png";
_editName = ui::EditBox::create(editBoxSize, ui::Scale9Sprite::create(pNormalSprite));
_editName->setPosition(Vec2(visibleOrigin.x + visibleSize.width / 2, visibleOrigin.y + visibleSize.height * 3 / 4));
_editName->setFontColor(Color3B::RED);
_editName->setPlaceHolder("Name:");
_editName->setPlaceholderFontColor(Color3B::WHITE);
_editName->setMaxLength(8);
_editName->setFontSize(editBoxSize.height / 2);
_editName->setText("  ");
_editName->setReturnType(ui::EditBox::KeyboardReturnType::DONE);
//_editName->setDelegate(this);
addChild(_editName);

// middle
_editPassword = ui::EditBox::create(editBoxSize, "extensions/orange_edit.png");
_editPassword->setPosition(Vec2(visibleOrigin.x + visibleSize.width / 2, visibleOrigin.y + visibleSize.height / 2));
_editPassword->setFontColor(Color3B::GREEN);
_editPassword->setPlaceHolder("Password:");
_editPassword->setMaxLength(6);
_editPassword->setInputFlag(ui::EditBox::InputFlag::PASSWORD);
_editPassword->setInputMode(ui::EditBox::InputMode::SINGLE_LINE);
_editPassword->setFontSize(editBoxSize.height / 2);
//_editPassword->setDelegate(this);
addChild(_editPassword);

// bottom
auto bottomButtonSize = Size(editBoxSize.width, editBoxSize.height + 10);
_editEmail = ui::EditBox::create(bottomButtonSize, "extensions/yellow_edit.png");
_editEmail->setPosition(Vec2(visibleOrigin.x + visibleSize.width / 2, visibleOrigin.y + visibleSize.height / 4));
_editEmail->setPlaceHolder("Email:");
_editEmail->setInputMode(ui::EditBox::InputMode::EMAIL_ADDRESS);
//_editEmail->setDelegate(this);
addChild(_editEmail);

// 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);

/////////////////////////////
// 3. add your codes below...

// add a label shows "Hello World"
// create and initialize a label

auto label = Label::createWithTTF("Hello World", "fonts/Marker Felt.ttf", 24);

// position the label on the center of the screen
label->setPosition(Vec2(origin.x + visibleSize.width/2,
origin.y + visibleSize.height - label->getContentSize().height));

// add the label as a child to this layer
this->addChild(label, 1);

// add "HelloWorld" splash screen"
//  auto sprite = Sprite::create("HelloWorld.png");

// position the sprite on the center of the screen
// sprite->setPosition(Vec2(visibleSize.width/2 + origin.x, visibleSize.height/2 + origin.y));

// add the sprite as a child to this layer
//this->addChild(sprite, 0);

return true;
}

void HelloWorld::menuCloseCallback(Ref* pSender)
{
Director::getInstance()->end();

#if (CC_TARGET_PLATFORM == CC_PLATFORM_IOS)
exit(0);
#endif
}