YCVideoPlayer/Demo/src/main/java/com/yc/ycvideoplayer/BaseActivity.java

package com.yc.ycvideoplayer;

import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.os.Bundle;

import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;


public abstract class BaseActivity extends AppCompatActivity {


    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(getContentView());
        //避免切换横竖屏
        setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
        initView();
        initListener();
        initData();
    }



    @Override
    protected void onDestroy() {
        super.onDestroy();
        //测试内存泄漏，正式一定要隐藏
        initLeakCanary();
    }


    @Override
    protected void onRestart() {
        super.onRestart();
    }

    @Override
    protected void onResume() {
        super.onResume();
    }

    @Override
    protected void onPause() {
        super.onPause();
    }


    /** 返回一个用于显示界面的布局id */
    public abstract int getContentView();

    /** 初始化View的代码写在这个方法中 */
    public abstract void initView();

    /** 初始化监听器的代码写在这个方法中 */
    public abstract void initListener();

    /** 初始数据的代码写在这个方法中，用于从服务器获取数据 */
    public abstract void initData();


    /**
     * 通过Class跳转界面
     **/
    public void startActivity(Class<?> cls) {
        startActivity(cls, null);
    }

    /**
     * 通过Class跳转界面
     **/
    public void startActivityForResult(Class<?> cls, int requestCode) {
        startActivityForResult(cls, null, requestCode);
    }

    /**
     * 含有Bundle通过Class跳转界面
     **/
    public void startActivityForResult(Class<?> cls, Bundle bundle, int requestCode) {
        Intent intent = new Intent();
        intent.setClass(this, cls);
        if (bundle != null) {
            intent.putExtras(bundle);
        }
        startActivityForResult(intent, requestCode);
    }

    /**
     * 含有Bundle通过Class跳转界面
     **/
    public void startActivity(Class<?> cls, Bundle bundle) {
        Intent intent = new Intent();
        intent.setClass(this, cls);
        if (bundle != null) {
            intent.putExtras(bundle);
        }
        startActivity(intent);
    }

    /**
     * 用来检测所有Activity的内存泄漏
     */
    private void initLeakCanary() {
        /*RefWatcher refWatcher = BaseApplication.getRefWatcher(this);
        refWatcher.watch(this);*/
    }


}