react native 设置启动页 安卓app开发
程序员文章站
2022-06-23 08:45:08
1.安装yarn add react-native-splash-screen2.找到目录android/settings.gradle添加如下代码include ':react-native-splash-screen' project(':react-native-splash-screen').projectDir = new File(rootProject.projectDir, '../node_modules/react-native-splash-screen/andr...
1.安装
yarn add react-native-splash-screen
2.找到目录android/settings.gradle
添加如下代码
include ':react-native-splash-screen'
project(':react-native-splash-screen').projectDir = new File(rootProject.projectDir, '../node_modules/react-native-splash-screen/android')
3.找到目录android/app/build.gradle
添加如下代码
...
dependencies {
...
implementation project(':react-native-splash-screen') //添加这个代码
}
4.在android
目录下找到 MainApplication.java
文件添加如下代码
package com.smartparkplatform;
//启动页添加
import android.os.Bundle; //添加这个代码
import org.devio.rn.splashscreen.SplashScreen; //添加这个代码
public class MainActivity extends ReactActivity {
.......
//添加下面代码
@Override
protected void onCreate(Bundle savedInstanceState) {
SplashScreen.show(this);
super.onCreate(savedInstanceState);
}
.......
}
5.在app/src/main/res/layout
目录下创建launch_screen.xml
文件并添加如下代码
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="match_parent"
android:layout_height="match_parent">
<ImageView android:layout_width="match_parent" android:layout_height="match_parent" android:src="@drawable/launch_screen" android:scaleType="centerCrop" />
</RelativeLayout>
6.创建下面的文件夹并且添加不同尺寸的图片
文件夹:drawable-ldpi 图片尺寸:200*320
文件夹:drawable-mdpi 图片尺寸:320*480
文件夹:drawable-hdpi 图片尺寸:480*800
文件夹:drawable-xhdpi 图片尺寸:720*1280
文件夹:drawable-xxhdpi 图片尺寸:960*1600
文件夹:drawable-xxxhdpi 图片尺寸:1280*1920
7.修改app/src/main/res/values/colors.xml
<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="primary_dark">#000000</color>
</resources>
8.如果要设置启动页透明只需要修改android/app/src/main/res/values/styles.xml
<resources>
<!-- Base application theme. -->
<style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
<!-- Customize your theme here. -->
<!--设置透明背景-->
<item name="android:windowIsTranslucent">true</item>
</style>
</resources>
9.在首页设置多久隐藏启动页
import SplashScreen from 'react-native-splash-screen'
export default class WelcomePage extends Component {
componentDidMount() {
setTimeout(() => { SplashScreen.hide() }, 2000)
}
}
本文地址:https://blog.csdn.net/zhenzhenzhen1705/article/details/110231671
上一篇: idea中配置maven项目管理