Java tutorial
/* * </summary> * Source File : GatePassRequestActivity.java * Project : MyTrack * Module : app * Owner : nirmal * </summary> * * <license> * Copyright 2016 Kasun Gunathilaka * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http:www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * </license> */ package com.openarc.nirmal.mytrack; import android.app.DatePickerDialog; import android.app.TimePickerDialog; import android.content.DialogInterface; import android.content.Intent; import android.os.Bundle; import android.support.design.widget.FloatingActionButton; import android.support.design.widget.NavigationView; import android.support.v4.view.GravityCompat; import android.support.v4.widget.DrawerLayout; import android.support.v7.app.ActionBarDrawerToggle; import android.support.v7.app.AlertDialog; import android.support.v7.widget.LinearLayoutManager; import android.support.v7.widget.RecyclerView; import android.support.v7.widget.Toolbar; import android.text.InputType; import android.view.Menu; import android.view.MenuItem; import android.view.MotionEvent; import android.view.View; import android.widget.Button; import android.widget.DatePicker; import android.widget.EditText; import android.widget.ImageView; import android.widget.TextView; import android.widget.TimePicker; import com.openarc.nirmal.mytrack.adapter.GatePassAdapter; import com.openarc.nirmal.mytrack.event.GatePassRetrievedEvent; import com.openarc.nirmal.mytrack.model.GatePass; import com.openarc.nirmal.mytrack.tasks.GatePassRequestTask; import com.openarc.nirmal.mytrack.util.MyTrackConfig; import com.openarc.nirmal.mytrack.view.GatePassRequestDialogView; import com.squareup.picasso.Picasso; import java.io.UnsupportedEncodingException; import java.net.URLEncoder; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Locale; import de.greenrobot.event.EventBus; import de.hdodenhof.circleimageview.CircleImageView; public class GatePassRequestActivity extends BaseActivity implements NavigationView.OnNavigationItemSelectedListener { GatePassRequestDialogView mGatePassRequestDialogView; RecyclerView rvGatePass; GatePassAdapter mGatePassAdapter; View.OnTouchListener inOnClick = new View.OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { if (event.getAction() == MotionEvent.ACTION_DOWN) { hideKeyBord(); mGatePassRequestDialogView.etIn.setError(null); mGatePassRequestDialogView.etIn.setInputType(InputType.TYPE_NULL); Calendar mcurrentTime = Calendar.getInstance(); int hour = mcurrentTime.get(Calendar.HOUR_OF_DAY); int minute = mcurrentTime.get(Calendar.MINUTE) + 30; if (minute > 59) { minute = minute - 60; hour = hour + 1; } TimePickerDialog mTimePicker; mTimePicker = new TimePickerDialog(GatePassRequestActivity.this, R.style.MyTackDataPicker, new TimePickerDialog.OnTimeSetListener() { @Override public void onTimeSet(TimePicker timePicker, int selectedHour, int selectedMinute) { mGatePassRequestDialogView.etIn.setText(String.format("%02d", selectedHour) + ":" + String.format("%02d", selectedMinute) + ":00"); } }, hour, minute, true);//Yes 24 hour time mTimePicker.setTitle("Select Time"); mTimePicker.show(); } return false; } }; View.OnTouchListener outOnClick = new View.OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { if (event.getAction() == MotionEvent.ACTION_DOWN) { hideKeyBord(); mGatePassRequestDialogView.etOut.setError(null); mGatePassRequestDialogView.etOut.setInputType(InputType.TYPE_NULL); Calendar mcurrentTime = Calendar.getInstance(); int hour = mcurrentTime.get(Calendar.HOUR_OF_DAY); int minute = mcurrentTime.get(Calendar.MINUTE); mcurrentTime.get(Calendar.AM_PM); TimePickerDialog mTimePicker; mTimePicker = new TimePickerDialog(GatePassRequestActivity.this, R.style.MyTackDataPicker, new TimePickerDialog.OnTimeSetListener() { @Override public void onTimeSet(TimePicker timePicker, int selectedHour, int selectedMinute) { mGatePassRequestDialogView.etOut.setText(String.format("%02d", selectedHour) + ":" + String.format("%02d", selectedMinute) + ":00"); } }, hour, minute, true);//Yes 24 hour time mTimePicker.setTitle("Select Time"); mTimePicker.show(); } return false; } }; View.OnTouchListener dateOnClick = new View.OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { if (event.getAction() == MotionEvent.ACTION_DOWN) { hideKeyBord(); mGatePassRequestDialogView.etDate.setError(null); mGatePassRequestDialogView.etDate.setInputType(InputType.TYPE_NULL); Calendar c = Calendar.getInstance(); new DatePickerDialog(GatePassRequestActivity.this, R.style.MyTackDataPicker, new DatePickerDialog.OnDateSetListener() { @Override public void onDateSet(DatePicker view, int year, int monthOfYear, int dayOfMonth) { mGatePassRequestDialogView.etDate.setText( year + "-" + String.format("%02d", (monthOfYear + 1)) + "-" + dayOfMonth); } }, c.get(Calendar.YEAR), c.get(Calendar.MONTH) - 1, c.get(Calendar.DATE)).show(); } return false; } }; GatePassAdapter.OnItemLongClickListener onItemLongClickListener = new GatePassAdapter.OnItemLongClickListener() { @Override public void OnItemLongClickListener(final GatePass mGatePass) { AlertDialog.Builder alertDialogBuilder = new AlertDialog.Builder(GatePassRequestActivity.this); alertDialogBuilder.setMessage("Do you want to delete this request?"); alertDialogBuilder.setPositiveButton("Delete", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { new GatePassRequestTask("DELETE", mGatePass.deleteId).execute(); dialog.dismiss(); showWaiting(GatePassRequestActivity.this); } }); alertDialogBuilder.setNegativeButton("Cancel", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.cancel(); } }); AlertDialog alertDialog = alertDialogBuilder.create(); alertDialog.show(); alertDialog.getButton(DialogInterface.BUTTON_POSITIVE) .setTextColor(getResources().getColor(R.color.colorPrimary)); } }; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_gate_pass_request); Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar); setSupportActionBar(toolbar); rvGatePass = (RecyclerView) findViewById(R.id.rvGatePass); FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab); fab.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { showGatePassDialog(); } }); DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout); ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close); drawer.setDrawerListener(toggle); toggle.syncState(); NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view); if (!MyTrackConfig.getInstance().submitAuthorized) hideLeaveSubmit(navigationView); Picasso.with(GatePassRequestActivity.this).load(MyTrackConfig.getInstance().imageUrl) .into((CircleImageView) navigationView.getHeaderView(0).findViewById(R.id.ivUser)); ((TextView) navigationView.getHeaderView(0).findViewById(R.id.tvLoggedUser)) .setText(MyTrackConfig.getInstance().loggedUser); navigationView.setNavigationItemSelectedListener(this); showWaiting(this); new GatePassRequestTask("GET", null).execute(); } @SuppressWarnings("StatementWithEmptyBody") @Override public boolean onNavigationItemSelected(MenuItem item) { // Handle navigation view item clicks here. switch (item.getItemId()) { case R.id.nav_home: finish(); break; case R.id.nav_contacts: startActivity(new Intent(this, ContactActivity.class)); finish(); break; case R.id.nav_view_attendance: startActivity(new Intent(this, AttendanceActivity.class)); finish(); break; case R.id.nav_leave_requests: startActivity(new Intent(this, LeaveRequestActivity.class)); finish(); break; case R.id.nav_leave_utilization: startActivity(new Intent(this, LeaveUtilizationActivity.class)); finish(); break; case R.id.nav_osm_contact: startActivity(new Intent(this, ContactActivity.class)); finish(); break; case R.id.nav_cir_contact: startActivity(new Intent(this, CIRContactActivity.class)); finish(); break; case R.id.nav_openarc_customers: startActivity(new Intent(this, CustomerActivity.class)); finish(); break; case R.id.nav_meeting_rooms: startActivity(new Intent(this, MeetingRoomActivity.class)); finish(); break; } DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout); drawer.closeDrawer(GravityCompat.START); return true; } @Override public void onBackPressed() { DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout); if (drawer.isDrawerOpen(GravityCompat.START)) { drawer.closeDrawer(GravityCompat.START); } else { finish(); } } private void showGatePassDialog() { mGatePassRequestDialogView = new GatePassRequestDialogView(); AlertDialog.Builder alertDialogBuilder = new AlertDialog.Builder(GatePassRequestActivity.this); View dialogView = getLayoutInflater().inflate(R.layout.dialog_view_request_gate_pass, null); alertDialogBuilder.setView(dialogView); ImageView ivClose = (ImageView) dialogView.findViewById(R.id.ivClose); mGatePassRequestDialogView.tvDialogTitle = (TextView) dialogView.findViewById(R.id.tvDialogTitle); mGatePassRequestDialogView.etDate = (EditText) dialogView.findViewById(R.id.etDate); mGatePassRequestDialogView.etOut = (EditText) dialogView.findViewById(R.id.etOut); mGatePassRequestDialogView.etIn = (EditText) dialogView.findViewById(R.id.etIn); mGatePassRequestDialogView.etReason = (EditText) dialogView.findViewById(R.id.etReason); mGatePassRequestDialogView.tvDialogTitle.setText("Request Gate Pass"); alertDialogBuilder.setPositiveButton("Request", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { } }); alertDialogBuilder.setNegativeButton("Cancel", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); } }); final AlertDialog mAlertDialog = alertDialogBuilder.create(); mGatePassRequestDialogView.etDate.setOnTouchListener(dateOnClick); mGatePassRequestDialogView.etIn.setOnTouchListener(inOnClick); mGatePassRequestDialogView.etOut.setOnTouchListener(outOnClick); ivClose.setOnTouchListener(new View.OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { if (event.getAction() == MotionEvent.ACTION_DOWN) { mAlertDialog.dismiss(); } return false; } }); mAlertDialog.show(); Button mPositiveButton = mAlertDialog.getButton(DialogInterface.BUTTON_POSITIVE); mAlertDialog.getButton(DialogInterface.BUTTON_NEGATIVE) .setTextColor(getResources().getColor(R.color.colorAccent)); mPositiveButton.setTextColor(getResources().getColor(R.color.colorPrimary)); mPositiveButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { try { if (validate()) { String date = mGatePassRequestDialogView.etDate.getText().toString(); String out = mGatePassRequestDialogView.etOut.getText().toString(); String in = mGatePassRequestDialogView.etIn.getText().toString(); String reason = mGatePassRequestDialogView.etReason.getText().toString(); String parameter; try { parameter = "DATE=" + date + "&TIMEOUT=" + URLEncoder.encode(out, "UTF-8") + "&TIMEIN=" + URLEncoder.encode(in, "UTF-8") + "&Reason=" + URLEncoder.encode(reason, "UTF-8"); } catch (UnsupportedEncodingException e) { e.printStackTrace(); parameter = ""; } new GatePassRequestTask("POST", parameter).execute(); showWaiting(GatePassRequestActivity.this); mAlertDialog.dismiss(); } } catch (ParseException e) { showToast("Time range validation error"); } } }); } @Override protected void onResume() { super.onResume(); EventBus.getDefault().register(this); } @Override protected void onPause() { super.onPause(); EventBus.getDefault().unregister(this); } public void onEvent(GatePassRetrievedEvent event) { if (event.mGatePassList == null) { return; } mGatePassAdapter = new GatePassAdapter(GatePassRequestActivity.this, event.mGatePassList, onItemLongClickListener); rvGatePass.setHasFixedSize(true); rvGatePass.setLayoutManager(new LinearLayoutManager(GatePassRequestActivity.this)); rvGatePass.setAdapter(mGatePassAdapter); dismissWaiting(); } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.main, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.menu_about: AboutDialog(); break; case R.id.menu_logout: Intent intent = new Intent(getApplicationContext(), LoginActivity.class); intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK); startActivity(intent); break; } return super.onOptionsItemSelected(item); } private boolean validate() throws ParseException { if (mGatePassRequestDialogView.etDate.getText().toString().contentEquals("")) { mGatePassRequestDialogView.etDate.setError("Cannot be empty"); return false; } else if (mGatePassRequestDialogView.etOut.getText().toString().contentEquals("")) { mGatePassRequestDialogView.etOut.setError("Cannot be empty"); return false; } else if (mGatePassRequestDialogView.etIn.getText().toString().contentEquals("")) { mGatePassRequestDialogView.etIn.setError("Cannot be empty"); return false; } else if (mGatePassRequestDialogView.etReason.getText().toString().contentEquals("")) { mGatePassRequestDialogView.etReason.setError("Cannot be empty"); return false; } else if (!validateTime()) { mGatePassRequestDialogView.etIn.setError("Duration is invalid"); return false; } else { return true; } } private boolean validateTime() throws ParseException { return (new SimpleDateFormat("HH:mm:ss", Locale.US) .parse(mGatePassRequestDialogView.etOut.getText().toString().trim()) .before(new SimpleDateFormat("HH:mm:ss", Locale.US) .parse(mGatePassRequestDialogView.etIn.getText().toString()))); } }