ESOP-STANDARD/app/src/main/java/com/uas/standard_esop/activity/HomeActivity.java

package com.uas.standard_esop.activity;

import android.content.Intent;
import android.content.pm.PackageManager;
import android.graphics.drawable.BitmapDrawable;
import android.os.Bundle;
import android.view.Gravity;
import android.view.MotionEvent;
import android.view.View;
import android.widget.AdapterView;
import android.widget.GridView;
import android.widget.LinearLayout;
import android.widget.PopupWindow;
import android.widget.SimpleAdapter;
import android.widget.TextView;

import androidx.annotation.NonNull;

import com.uas.standard_esop.R;
import com.uas.standard_esop.application.PdaApplication;
import com.uas.standard_esop.fragment.BaseFragment;
import com.uas.standard_esop.global.GloableParams;
import com.uas.standard_esop.tools.DataSourceManager;
import com.uas.standard_esop.tools.VolleyUtil;
import com.uas.standard_esop.util.CommonUtil;
import com.uas.standard_esop.util.PermissionUtil;

import java.util.ArrayList;
import java.util.HashMap;

public class HomeActivity extends BaseActivity implements AdapterView.OnItemClickListener {
    private ArrayList<HashMap<String, Object>> gridItemList;
    private GridView menuGridView;
    private TextView actionbarTextVeiw;
    int pageType = VolleyUtil.ACTIVITY_MENU;
    private PopupWindow mExitPopupWindow;
    private TextView mCancelTextView, mMinimizeTextView, mExitTextView;
    public BaseFragment fragment;
    @Override
    protected void onDestroy() {
        //清除全部App缓存
//        SharedPreUtil.removeAll(getApplicationContext());
        VolleyUtil.distoryVolley();
        super.onDestroy();
    }

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

    }

    @Override
    protected void initViews() {
        setContentView(R.layout.activity_home);
        menuGridView = (GridView) findViewById(R.id.grid_menu);
        actionbarTextVeiw = (TextView) findViewById(R.id.actionbar);
        actionbarTextVeiw.setText("UAS-ESOP在线调阅");
        menuGridView.setNumColumns(2);
        gridItemList = DataSourceManager.getDataSourceManager().getHomeGridItemList();
        SimpleAdapter adapter = new SimpleAdapter(this, gridItemList, R.layout.item_grid,
                new String[]{DataSourceManager.KEY_GRID_ITEMIMG, DataSourceManager.KEY_GRID_ITEMNAME},
                new int[]{R.id.griditem_img, R.id.griditem_name});
        menuGridView.setAdapter(adapter);


        View view = View.inflate(this, R.layout.pop_exit_application, null);
        mCancelTextView = (TextView) view.findViewById(R.id.pop_exit_cancel_tv);
        mMinimizeTextView = (TextView) view.findViewById(R.id.pop_exit_minimize_tv);
        mExitTextView = (TextView) view.findViewById(R.id.pop_exit_exit_tv);

        mExitPopupWindow = new PopupWindow(view, LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT, true);
        mExitPopupWindow.setBackgroundDrawable(new BitmapDrawable());
        mExitPopupWindow.setOnDismissListener(new PopupWindow.OnDismissListener() {
            @Override
            public void onDismiss() {
                closeExitPopupWindow();
            }
        });
    }

    @Override
    protected void initEvents() {
        menuGridView.setOnItemClickListener(this);
        menuGridView.setOnTouchListener(new View.OnTouchListener() {
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                //控制gridView不滚动
                if (event.getAction() == MotionEvent.ACTION_MOVE)
                    return true;
                return false;
            }
        });
        mCancelTextView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                closeExitPopupWindow();
            }
        });

        mExitTextView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                PdaApplication.removeAllDataCache();
                System.exit(0);
            }
        });

        mMinimizeTextView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                closeExitPopupWindow();
                moveTaskToBack(isFinishing());
//                Intent intent = new Intent(Intent.ACTION_MAIN);
//                intent.addCategory(Intent.CATEGORY_HOME);
//                intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
//                startActivity(intent);
            }
        });
    }

    @Override
    protected void initDatas() {

    }

    @Override
    public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
        String itemName = (String) gridItemList.get(position).get(DataSourceManager.KEY_GRID_ITEMNAME);
        Intent intent = new Intent(HomeActivity.this, FunctionActivity.class);
        switch (itemName) {
            case GloableParams.WAREHOUSINGMANAGEMENT://入库管理
                intent.putExtra(DataSourceManager.KEY_GRID_ITEMNAME, itemName);
                startActivity(intent);
                break;
            case GloableParams.OUTBOUNDMANAGEMENT://出库管理
                intent.putExtra(DataSourceManager.KEY_GRID_ITEMNAME, itemName);
                startActivity(intent);
                break;
            case GloableParams.WAREHOUSEMANAGEMENT://仓库管理
                intent.putExtra(DataSourceManager.KEY_GRID_ITEMNAME, itemName);
                startActivity(intent);
                break;
            case GloableParams.HOME_DISPATCH_MANAGE://工序管理
                startActivity(new Intent(HomeActivity.this, IndexActivity.class));
                break;
            case GloableParams.HOME_QUALITY_MANAGE://品质管理
            case GloableParams.GRIDNAME_SETTING://设置
                intent.putExtra(DataSourceManager.KEY_GRID_ITEMNAME, itemName);
                startActivity(intent);
                break;
//            case GloableParams.QUERYSTATIONINFORMATION://过站信息查询
//                intent.putExtra(DataSourceManager.KEY_GRID_ITEMNAME, itemName);
//                startActivity(intent);
//                break;
        }
    }

    @Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        if (requestCode == PermissionUtil.DEFAULT_REQUEST) {
            if (grantResults.length != 1 || grantResults[0] != PackageManager.PERMISSION_GRANTED) {
                //没有获取到权限
            } else {

            }
        }
    }

    @Override
    public void onBackPressed() {
        if (mExitPopupWindow.isShowing()) {
            closeExitPopupWindow();
        } else {
            if (mExitPopupWindow != null) {
                CommonUtil.setBackgroundAlpha(this, 0.5f);
                mExitPopupWindow.showAtLocation(getWindow().getDecorView(), Gravity.CENTER, 0, 0);
            }
        }
    }

    private void closeExitPopupWindow() {
        if (mExitPopupWindow != null) {
            mExitPopupWindow.dismiss();
            CommonUtil.setBackgroundAlpha(this, 1f);
        }
    }
}