VisitorApp/app/src/main/java/com/sunwin/visitorapp/BaseActivity.java

package com.sunwin.visitorapp;

import android.content.DialogInterface;
import android.content.Intent;
import android.content.res.Configuration;
import android.content.res.Resources;
import android.os.Bundle;

import androidx.appcompat.app.AlertDialog;
import androidx.appcompat.app.AppCompatActivity;

import com.sunwin.visitorapp.activity.HomeAc;
import com.sunwin.visitorapp.utils.AppManager;
import com.sunwin.visitorapp.utils.Constant;
import com.sunwin.visitorapp.utils.SharePrefenceUtils;
import com.sunwin.visitorapp.view.LoadingDialog;

public class BaseActivity extends AppCompatActivity {

    protected static String TAG = "";
    protected BaseActivity mContext;
    protected LoadingDialog loadingDialog;

    protected boolean isLogin;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        AppManager.getAppManager().addActivity(this);
        TAG = getClass().getSimpleName();
        mContext = this;
        loadingDialog = new LoadingDialog(this, "");
        isLogin = SharePrefenceUtils.getBoolean(Constant.ISharePrefence.LOGINTAG, false);
    }


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

    @Override
    protected void onStop() {
        super.onStop();

    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        AppManager.getAppManager().removeActivity(this);
    }

    //设置android app 的字体大小不受系统字体大小改变的影响
    @Override
    public Resources getResources() {
        Resources res = super.getResources();
        Configuration config = new Configuration();
        config.setToDefaults();
        res.updateConfiguration(config, res.getDisplayMetrics());
        return res;
    }

    /**
     * 进入应用程序
     */
    protected void openApplication() {
        boolean isLogin = SharePrefenceUtils.getBoolean(Constant.ISharePrefence.LOGINTAG, false);
        if (isLogin) {
            gotoMain();
        } else {
            gotoLogin();
        }
    }

    private void gotoMain() {
        Intent intent = new Intent(this, HomeAc.class);
        startActivity(intent);
        finish();
    }

    private void gotoLogin() {
        Intent intent = new Intent(this, LoginActivity.class);
        startActivity(intent);
        finish();
    }


    public void showBlackUserDialog() {
        AlertDialog.Builder builder = new AlertDialog.Builder(mContext);
        builder.setTitle("提示");
        builder.setCancelable(false);
        builder.setMessage("信息异常，请联系管理员!");
        builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                finish();
            }
        });
        builder.show();
    }
}