赵雅智_splash启动界面
项目需求
设置初始化界面并实现界面跳转
步骤
- 启动界面主题设置为全屏
- 设置背景资源
- 实现开启动画和跳转
实现效果
详细代码
style.xml
<resources> <style name="AppBaseTheme" parent="android:Theme.Light"> </style> <!-- Application theme. --> <style name="AppTheme" parent="AppBaseTheme"> <!-- All customizations that are NOT specific to a particular API-level can go here. --> </style> <style name="theme"> <item name="android:windowNoTitle">true</item> <item name="android:windowFullscreen">?android:windowNoTitle</item> </style> </resources>
splash.xml
<?xml version="1.0" encoding="utf-8"?> <animation-list xmlns:android="http://schemas.android.com/apk/res/android" android:oneshot="true" > <item android:drawable="@drawable/a1" android:duration="1000"></item> <item android:drawable="@drawable/a2" android:duration="1000"></item> <item android:drawable="@drawable/a3" android:duration="1000"></item> <item android:drawable="@drawable/a4" android:duration="1000"></item> <item android:drawable="@drawable/a5" android:duration="1000"></item> <item android:drawable="@drawable/a6" android:duration="1000"></item> </animation-list>
activity_splash.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context="${packageName}.${activityClass}" > <ImageView android:id="@+id/imageView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerHorizontal="true" android:layout_centerVertical="true" /> </RelativeLayout>
activty_main.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context="${packageName}.${activityClass}" > <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="@string/hello_world" /> </RelativeLayout>
SplashActivity.java
package com.example.android_splash; import android.app.Activity; import android.content.Intent; import android.graphics.drawable.AnimationDrawable; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.widget.ImageView; public class SplashActivity extends Activity { private ImageView ivSplash; private AnimationDrawable animationDrawable; public static final int SPLASH = 1; public static final int DELAYANIM = 0; private Handler handler = new Handler() { public void handleMessage(Message msg) { switch (msg.what) { case DELAYANIM: animationDrawable.start(); break; case SPLASH: Intent intent = new Intent(); intent.setClass(getApplicationContext(), MainActivity.class); startActivity(intent); finish(); break; default: break; } }; }; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_splash); ivSplash = (ImageView) findViewById(R.id.imageView1); // 设置背景资源 ivSplash.setBackgroundResource(R.drawable.splash); // 获取动画对象 animationDrawable = (AnimationDrawable) ivSplash.getBackground(); // 开启动画 handler.sendEmptyMessageDelayed(DELAYANIM, 1000); // 跳转 handler.sendEmptyMessageDelayed(SPLASH, 6000); } }
MainActivity.java
package com.example.android_splash; import android.app.Activity; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; public class MainActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } }