Yuav ua li cas siv pressable?

Cov txheej txheem:

Yuav ua li cas siv pressable?
Yuav ua li cas siv pressable?

Video: Yuav ua li cas siv pressable?

Video: Yuav ua li cas siv pressable?
Video: Yuav ua li cas poj niam thiaj zoo nyob tshaj plaws 2024, Kaum ib hlis
Anonim

Pressable

  1. Tus neeg yuav tshem lawv tus ntiv tes, ua rau ntawmPressOut raws li onPress.
  2. Yog tus neeg tso lawv tus ntiv tes ntev dua 500 milliseconds ua ntej tshem nws, onLongPress tau tshwm sim. (onPressOut tseem yuav tua thaum lawv tshem lawv tus ntiv tes.)

Dab tsi yog hitSlop?

hitSlop. Qhov no txhais tau deb npaum li cas koj kov tuaj yeem pib deb ntawm lub pobQhov no tau ntxiv rau niasRetentionOffset thaum tsiv tawm ntawm lub pob. Qhov chaw kov yeej tsis tau ncua dhau los ntawm cov niam txiv saib ciam teb thiab Z-index ntawm cov kwv tij views ib txwm ua qhov tseem ceeb yog tias qhov kov tsoo ob qhov sib tshooj.

Koj siv TouchableHighlight li cas hauv React Native?

React Native - TouchableHighlight

  1. Step1 - Tsim cov ntaub ntawv. Peb twb ua qhov no hauv peb tshooj dhau los. Peb yuav tsim src/components/home/TouchableHighlight. …
  2. Kauj Ruam 2 - Logic. Qhov no yog lub thawv ntim khoom. Peb tab tom hla buttonPressed muaj nuj nqi raws li ib tug prop. …
  3. Kauj Ruam 3 - Kev nthuav qhia. Cov khoom no yog peb lub khawm.

Koj siv lub pob ua li cas?

Ua ntej, peb yuav tsum tau import cov khawm tivthaiv los ntawm React Native.

Cov kauj ruam los tsim Cov Khawm:

  1. Sau thiab xa tawm cov lej los ua lub pob thiab muab tso rau hauv cov khoom siv rov siv tau.
  2. Ntawm cov khoom ntawd rau hauv App. js file.
  3. Muab lub pob ntawd tso rau hauv koj cov ntaub ntawv ib yam li lwm yam khoom siv.
  4. Ntxiv qee qhov styling hauv cov ntaub ntawv khawm.

Koj hu ua haujlwm li cas ntawm Xovxwm hauv React Native?

functionName hauv cov khoom siv. export default class mainScreen extends Component { handleClick==> { // some code } render { return ({ this. handleClick; // ib txwm hu zoo li vanilla javascript, tab sis siv tus neeg teb xov tooj no }} / >)};

Pom zoo: