团队冲刺第四天-KeepRunningAPP

Posted 2021-02-28 MoooJL

摘要：今天主要完成了对启动页的优化，替换掉了以前切换图片的效果，改为了定时跳转的APP启动页，完成这个没有花费太多时间，还有就是‘进行了对APP页面的设计这项工作，使用了侧边栏效果，时间主要花费在了这里，由于对与设计导航栏的很多属性都不了解，很多都得现学，花费了很多时间。下面是今天的成果展示以及主要代码。明天尽量完成导航栏的设计，然后开始学习添加闹钟的功能。

package com.begin;

import android.annotation.SuppressLint;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.LinearLayout;

import com.example.keeprunning1.R;
import com.login.LoginActivity;

import java.util.Random;

public class InitAdvActivity extends BaseActivity {
    private int[] picsLayout = {R.layout.begin_one, R.layout.begin_two,
            R.layout.begin_three, R.layout.begin_four, R.layout.begin_five};
    private int i;
    private int count = 5;
    private Button mBtnSkip;

    @SuppressLint("HandlerLeak")
    private Handler handler = new Handler() {
        public void handleMessage(android.os.Message msg) {
            if (msg.what == 0) {
                mBtnSkip.setText("跳过 (" + getCount() + ")");
                handler.sendEmptyMessageDelayed(0, 1000);
            }
        }
    };
    private LinearLayout linearLayout;

    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        Random r = new Random();
        i = r.nextInt(5);
        Log.i("test", "随机数是:" + i);
        if (i < 5) {
            //随机概率会出现广告页
            setContentView(R.layout.activity_adv);
            initView2();
        } else {
            startActivity(new Intent(InitAdvActivity.this, LoginActivity.class));
            finish();
        }
    }

    private void initView2() {
        linearLayout = findViewById(R.id.advLine);
        View view = View.inflate(InitAdvActivity.this, picsLayout[i], null);
        linearLayout.addView(view);
        mBtnSkip = view.findViewById(R.id.btn_skip);
        mBtnSkip.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                startActivity(new Intent(InitAdvActivity.this, LoginActivity.class));
                handler.removeMessages(0);
                finish();
            }
        });
        handler.sendEmptyMessageDelayed(0, 1000);
    }

    public int getCount() {
        count--;
        if (count == 0) {
            Intent intent = new Intent(this, LoginActivity.class);
            startActivity(intent);
            finish();
        }
        return count;
    }
}

InitAdvActivity.java