安卓实体类跳转activity传递

2022-07-16 15:48:00 浏览数 (2)

////////////////////user实体类 package com.example.shaomiao.testdemo;

import android.os.Parcel; import android.os.Parcelable;

/**

  • Created by shaomiao on 2016-8-31. */ public class User implements Parcelable { private String name; private int age; public String getName() { return name; } public void setName(String name) { this.name = name; } public int getAge() { return age; } public void setAge(int age) { this.age = age; } public User(String name,int age){ this.name=name; this.age=age; } @Override public int describeContents() { return 0; } @Override public void writeToParcel(Parcel dest, int flags) { dest.writeString(getName()); dest.writeInt(getAge()); } public static final Creator CREATOR=new Creator() { @Override public User createFromParcel(Parcel source) { return new User(source.readString(),source.readInt()); } @Override public User[] newArray(int size) { return new User[size]; } };

} //////////////////////////////////////////// –MainActivity Button btn=(Button) findViewById(R.id.button); btn.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent = new Intent(MainActivity.this, TestActivity.class); intent.putExtra(“user”, new User(“shaomiao”, 2)); startActivity(intent); } }); ///////////////////////////////////////

–TestActivity TextView textView= (TextView) findViewById(R.id.textView); Intent i=getIntent(); User user=i.getParcelableExtra(“user”); textView.setText(String.format(“name%s,age%d”,user.getName(),user.getAge());

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