Cocos2d-x3.3Final（12）TextField常用成员函数(C++)_app

概述TextField * textField = TextField::create("input words here", "Arial", 30); textField->setPosition(Vec2(widgetSize.width / 2.0f, widgetSize.height / 2.0f)); textField->addEventListener(CC_CALLBACK_2(H

TextFIEld * textFIEld = TextFIEld::create("input words here","Arial",30);

textFIEld->setposition(Vec2(WidgetSize.wIDth / 2.0f,WidgetSize.height / 2.0f));

textFIEld->addEventListener(CC_CALLBACK_2(HelloWorld::textFIEldEvent,this));

voID HelloWorld::textFIEldEvent(Ref * pSender,TextFIEld::EventType type)

{

switch (type)

{

case TextFIEld::EventType::ATTACH_WITH_IME:

{

TextFIEld * textFIEld = dynamic_cast<TextFIEld*>(pSender);

Size screenSize = CCDirector::getInstance()->getWinSize();

textFIEld->runAction(CCMoveto::create(0.225f,Vec2(screenSize.wIDth / 2.0f,screenSize.height / 2.0f +textFIEld->getContentSize().height / 2.0f)));

_displayValueLabel->setString(String::createWithFormat("attach with IME")->getCString());

textFIEld->setMaxLengthEnabled(true); //设置允许最大数目限制

textFIEld->setMaxLength(3); //设置最大允许数目为3

textFIEld->setPasswordEnabled(true); //设置可设置为密码模式

textFIEld->setPasswordStyleText("*"); //设置密码的遮挡字符为*

textFIEld->setPlaceHolder("input text here"); //设置占位符
textFIEld->setPlaceHoldercolor(color4B::GREEN); //设置占位符颜色

textFIEld->setTextcolor(color4B::RED);

//如果要设置自动换行

textFIEld->ignoreContentAdaptWithSize(false); //(必须要有的代码）此处为false，如果为true，则不管setContentSize为何大小，该控件只使用getVirtualRendererSize()这个函数返回的Size大小

((Label*)(textFIEld->getVirtualRenderer()))->setlineBreakWithoutSpace(true); ///（必须要走的最关键代码）

textFIEld->setContentSize(Size(240,170)); //(必须要有的代码）

textFIEld->setTextHorizontalAlignment(TextHAlignment::left); //设置文字在水平方向的对齐方式
textFIEld->setTextVerticalAlignment(TextVAlignment::top); //设置文字在垂直方向的对齐方式

//对齐方式setTextHorizontalAlignment我们可以这么理解，left就是整行文字靠着左边对齐，RIGHT就是整行文字靠着右边对齐，

//对齐方式setTextVerticalAlignment我们可以这么理解，top就是你整篇文字靠着顶部对齐，反之BottOM就是整篇文字靠着底部对齐

textFIEld->getVirtualRendererSize(); //可以获取它的实际大小

((Label*)(textFIEld->getVirtualRenderer()))->setlineBreakWithoutSpace(true); //为true，内容超过wIDth，会自动换行

}

break;

case TextFIEld::EventType::DETACH_WITH_IME:

{

TextFIEld * textFIEld = dynamic_cast<TextFIEld*>(pSender);

Size screenSize = CCDirector::getInstance()->getWInSize();

textFIEld->runAction(CCMoveto::create(0.225f,screenSize.height / 2.0f));

}