Android Open Source - groundify-android Delete Child Screen

From Project

License

The source code is released under:
GNU General Public License
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Java Source Code

package deftsoft.iground.android;
//www .j  ava  2  s  .c o  m
import java.util.ArrayList;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemLongClickListener;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.Toast;
import custom.adapter.pckg.MyAdapter;
import deftsoft.android.iground.utility.ChildDetail;
import deftsoft.android.iground.utility.DeleteChildWebResponse;
import deftsoft.android.iground.utility.DeleteChildWebResponse.onDelteWebResponse;
import deftsoft.android.iground.utility.Utility;
import deftsoft.android.iground.utility.WebServiceLinks;
import deftsoft.android.iground.utility.WebServiceResponse;
import deftsoft.android.iground.utility.WebServiceResponse.onWebResponse;

public class DeleteChildScreen extends Activity implements onWebResponse,
    onDelteWebResponse {

  /** Called when the activity is first created. */

  private final String TAG = "DeleteChildScreen";

  private ImageView backButton;

  private ListView childListView;

  ArrayList<ChildDetail> childDetailList = new ArrayList<ChildDetail>();

  private String UserId;

  SharedPreferences pref;

  MyAdapter adapter;

  Context context;

  BridgeClass bridgeclassObj;

  Utility util;

  int deletePosition;

  @Override
  public void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);

    // TODO Auto-generated method stub

    setContentView(R.layout.activity_delete_child);

    widgetIntialize();

    setLisner();

    hitWebServiceMethod();

    setLisneronListMethod();

  }

  private void setLisneronListMethod() {
    // TODO Auto-generated method stub

    childListView.setOnItemLongClickListener(new OnItemLongClickListener() {

      // setting onItemLongClickListener and passing the position to the
      // function

      @Override
      public boolean onItemLongClick(AdapterView<?> arg0, View arg1,
          int position, long arg3) {
        // TODO Auto-generated method stub

        removeItemFromList(position);

        return true;
      }

      private void removeItemFromList(int position) {
        // TODO Auto-generated method stub

        deletePosition = position;

        AlertDialog.Builder alert = new AlertDialog.Builder(
            DeleteChildScreen.this);

        alert.setTitle("Delete");
        alert.setMessage("Do you want delete this child?");
        alert.setPositiveButton("YES", new OnClickListener() {
          @Override
          public void onClick(DialogInterface dialog, int which) {
            // TOD O Auto-generated method stub

            // main code on after clicking yes

            if (util.isOnline(context)) {

              String chilid = childDetailList.get(deletePosition)
                  .getChildID();

              String hitdeleteChildUrl = WebServiceLinks.Delete_Child
                  + "&userid="
                  + UserId
                  + "&childid="
                  + chilid;

              new DeleteChildWebResponse(context,
                  hitdeleteChildUrl, DeleteChildScreen.this);

              /*
               * childDetailList.remove(deletePosition);
               * 
               * adapter.notifyDataSetChanged();
               * 
               * adapter.notifyDataSetInvalidated();
               */

            } else {

              util.toastMessage(context,
                  "There is no Internet Connection is Available");
            }
          }
        });
        alert.setNegativeButton("CANCEL", new OnClickListener() {
          @Override
          public void onClick(DialogInterface dialog, int which) {
            // TODO Auto-generated method stub
            dialog.dismiss();
          }
        });

        alert.show();
      }
    });

  }

  private void hitWebServiceMethod() {
    // TODO Auto-generated method stub

    String hitUrl = WebServiceLinks.Select_own_child + "&userid=" + UserId;

    Log.i(TAG, "Get Child FName and Id Url " + hitUrl);

    if (util.isOnline(context)) {

      new WebServiceResponse(context, hitUrl, DeleteChildScreen.this);
    }

    else {

      util.toastMessage(context,
          "There is no Internet Connection is Available");
    }
  }

  private void setAdapter() {
    // TODO Auto-generated method stub

    adapter = new MyAdapter(childDetailList, context);

    childListView.setAdapter(adapter);
  }

  private void setLisner() {
    // TODO Auto-generated method stub

    backButton.setOnClickListener(new View.OnClickListener() {

      @Override
      public void onClick(View v) {
        // TODO Auto-generated method stub

        finish();
      }
    });

  }

  private void widgetIntialize() {
    // TODO Auto-generated method stub

    context = DeleteChildScreen.this;

    util = new Utility();

    pref = context.getSharedPreferences("Login Remember", 0);

    UserId = pref.getString("User Id", null);

    Log.i(TAG, " User Id is  " + UserId);

    backButton = (ImageView) findViewById(R.id.back_imageView);

    childListView = (ListView) findViewById(R.id.child_list);

  }

  @Override
  public void onSuccess(String result) {
    // TODO Auto-generated method stub

    Log.i(TAG, "result =" + result);

    JSONObject mainJsonobj;

    JSONArray data;

    childDetailList.clear();

    try {

      mainJsonobj = new JSONObject(result);

      if (mainJsonobj.getString("result").equals("success")) {

        data = mainJsonobj.getJSONArray("data");

        int length = data.length();

        if (length > 0) {

          for (int i = 0; i < length; i++) {

            ChildDetail model = new ChildDetail();

            JSONObject jObject = data.getJSONObject(i);

            model.setChildID(jObject.getString("childid"));

            model.setChildName(jObject.getString("child_fname"));

            childDetailList.add(model);

            Log.i(TAG, "Child Name in the Array List is ="

            + childDetailList.get(i).getChildName());

            Log.i(TAG, "Child ID in the Array List is ="

            + childDetailList.get(i).getChildID());
          }

          setAdapter();

        }

        else {

          Toast.makeText(context, "Please Add Child  First",
              Toast.LENGTH_LONG).show();
        }

      }

      else {

        ChildDetail model = new ChildDetail();

        model.setChildID("1");

        model.setChildName("Select Child");

        childDetailList.add(model);

        setAdapter();
      }
    }

    catch (JSONException e) {
      // TODO Auto-generated catch block

      e.printStackTrace();
    }

  }

  @Override
  public void onError(String error) {
    // TODO Auto-generated method stub

    Log.i(TAG, "error =" + error);
  }

  @Override
  public void onDeleteSuccess(String result) {
    // TODO Auto-generated method stub
    Log.i(TAG, "nDeleteSuccess= " + result);

    JSONObject jsonObj;

    try {

      jsonObj = new JSONObject(result);

      if (jsonObj.getString("result").equals("success")) {

        String msg = jsonObj.getString("data");

        util.toastMessage(context, msg);

        childDetailList.remove(deletePosition);

        adapter.notifyDataSetChanged();

        adapter.notifyDataSetInvalidated();

      }

      else {

        String msg = jsonObj.getString("data");

        util.toastMessage(context, msg);

      }

    }

    catch (JSONException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }

  }

  @Override
  public void onDeleteError(String error) {
    // TODO Auto-generated method stub

    Log.i(TAG, "onDeleteError=" + error);
  }

}
Java Source Code List
