Java tutorial
/* The MIT License (MIT) Copyright (c) 2015-2017 HyperTrack (http://hypertrack.com) Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ package io.hypertrack.sendeta.view; import android.Manifest; import android.accounts.Account; import android.accounts.AccountManager; import android.app.ProgressDialog; import android.content.Intent; import android.content.pm.PackageManager; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.drawable.Drawable; import android.os.Bundle; import android.support.annotation.NonNull; import android.support.v4.app.ActivityCompat; import android.support.v4.app.TaskStackBuilder; import android.support.v4.content.ContextCompat; import android.text.Editable; import android.text.TextUtils; import android.text.TextWatcher; import android.util.Log; import android.view.KeyEvent; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.inputmethod.EditorInfo; import android.widget.AdapterView; import android.widget.Button; import android.widget.EditText; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.ProgressBar; import android.widget.Spinner; import android.widget.TextView; import android.widget.Toast; import com.hypertrack.lib.internal.common.logging.HTLog; import com.squareup.picasso.Picasso; import com.squareup.picasso.Target; import java.io.File; import java.util.ArrayList; import io.hypertrack.sendeta.R; import io.hypertrack.sendeta.model.Country; import io.hypertrack.sendeta.model.CountryMaster; import io.hypertrack.sendeta.model.CountrySpinnerAdapter; import io.hypertrack.sendeta.presenter.IProfilePresenter; import io.hypertrack.sendeta.presenter.ProfilePresenter; import io.hypertrack.sendeta.store.SharedPreferenceManager; import io.hypertrack.sendeta.util.ErrorMessages; import io.hypertrack.sendeta.util.ImageUtils; import io.hypertrack.sendeta.util.PermissionUtils; import io.hypertrack.sendeta.util.Utils; import io.hypertrack.sendeta.util.images.DefaultCallback; import io.hypertrack.sendeta.util.images.EasyImage; import io.hypertrack.sendeta.util.images.RoundedImageView; public class Profile extends BaseActivity implements ProfileView { private final static String TAG = Profile.class.getSimpleName(); public EditText mNameView; public RoundedImageView mProfileImageView; public ProgressBar mProfileImageLoader; public Bitmap oldProfileImage = null, updatedProfileImage = null; private ProgressDialog mProgressDialog; private EditText phoneNumberView; private TextView countryCodeTextView; private Spinner countryCodeSpinner; private Button register; private String isoCode; private Target profileImageDownloadTarget; private File profileImage; private IProfilePresenter<ProfileView> presenter = new ProfilePresenter(); private boolean showSkip = true; private TextView.OnEditorActionListener mNameEditorActionListener = new TextView.OnEditorActionListener() { @Override public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { if (actionId == EditorInfo.IME_ACTION_DONE) { phoneNumberView.requestFocus(); return true; } return false; } }; private TextView.OnEditorActionListener mEditorActionListener = new TextView.OnEditorActionListener() { @Override public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { if (actionId == EditorInfo.IME_ACTION_DONE) { onSignInButtonClicked(); return true; } return false; } }; private TextWatcher mTextWatcher = new TextWatcher() { @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) { } @Override public void onTextChanged(CharSequence s, int start, int before, int count) { } @Override public void afterTextChanged(Editable s) { if (TextUtils.isEmpty(mNameView.getText().toString()) && TextUtils.isEmpty(phoneNumberView.getText().toString())) { showSkip = true; supportInvalidateOptionsMenu(); } else if (showSkip && !TextUtils.isEmpty(s.toString())) { showSkip = false; supportInvalidateOptionsMenu(); } } }; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_profile); // Initialize Toolbar initToolbar(getString(R.string.title_activity_signup_profile), false); // Attach View Presenter to View presenter.attachView(this); initUIViews(); } private void initUIViews() { // Initialize UI Views before Attaching View Presenter mNameView = (EditText) findViewById(R.id.profile_name); mProfileImageView = (RoundedImageView) findViewById(R.id.profile_image_view); mProfileImageLoader = (ProgressBar) findViewById(R.id.profile_image_loader); register = (Button) findViewById(R.id.profile_register); phoneNumberView = (EditText) findViewById(R.id.register_phone_number); countryCodeTextView = (TextView) findViewById(R.id.register_country_code); countryCodeSpinner = (Spinner) findViewById(R.id.register_country_codes_spinner); LinearLayout countryCodeLayout = (LinearLayout) findViewById(R.id.register_country_code_layout); countryCodeLayout.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { countryCodeSpinner.performClick(); } }); // Initialize UI Action Listeners mNameView.setOnEditorActionListener(mNameEditorActionListener); phoneNumberView.setOnEditorActionListener(mEditorActionListener); mNameView.addTextChangedListener(mTextWatcher); phoneNumberView.addTextChangedListener(mTextWatcher); register.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { onSignInButtonClicked(); } }); initCountryFlagSpinner(); } private void initCountryFlagSpinner() { CountryMaster cm = CountryMaster.getInstance(this); final ArrayList<Country> countries = cm.getCountries(); CountrySpinnerAdapter adapter = new CountrySpinnerAdapter(this, R.layout.view_country_list_item, countries); countryCodeSpinner.setAdapter(adapter); String isoCountryCode = Utils.getCountryRegionFromPhone(this); Log.v(TAG, "Region ISO: " + isoCountryCode); if (!TextUtils.isEmpty(isoCountryCode)) { for (Country c : countries) { if (c.mCountryIso.equalsIgnoreCase(isoCountryCode)) { countryCodeSpinner.setSelection(adapter.getPosition(c)); } } } countryCodeSpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() { @Override public void onItemSelected(AdapterView<?> parent, View view, int position, long id) { isoCode = countries.get(position).mCountryIso; countryCodeTextView.setText("+ " + countries.get(position).mDialPrefix); countryCodeTextView.setVisibility(View.VISIBLE); } @Override public void onNothingSelected(AdapterView<?> parent) { } }); } public void onProfileImageViewClicked(View view) { // Create Image Chooser Intent if READ_EXTERNAL_STORAGE permission is granted if (ContextCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED) { EasyImage.openChooser(Profile.this, "Please select", true); } else { // Show Rationale & Request for READ_EXTERNAL_STORAGE permission if (ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.READ_EXTERNAL_STORAGE)) { PermissionUtils.showRationaleMessageAsDialog(this, Manifest.permission.READ_EXTERNAL_STORAGE, getString(R.string.read_external_storage_permission_msg)); } else { PermissionUtils.requestPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE); } } } public void onNextButtonClicked(MenuItem menuItem) { this.onSignInButtonClicked(); } private void onSignInButtonClicked() { showProgress(true); String name = mNameView.getText().toString(); String number = phoneNumberView.getText().toString(); Utils.hideKeyboard(Profile.this, register); presenter.attemptLogin(name, number, isoCode, Utils.getDeviceId(this), profileImage, oldProfileImage, updatedProfileImage); } @Override public void updateViews(String name, String phone, String ISOCode, String profileURL) { String nameFromAccount = getName(); if (name != null) { mNameView.setText(nameFromAccount); showSkip = false; supportInvalidateOptionsMenu(); } if (!TextUtils.isEmpty(name)) { mNameView.setText(name); } if (profileURL != null && !profileURL.isEmpty()) { profileImageDownloadTarget = new Target() { @Override public void onBitmapLoaded(Bitmap bitmap, Picasso.LoadedFrom from) { Log.d("Profile", "onBitmapLoaded called!"); oldProfileImage = bitmap; profileImage = ImageUtils.getFileFromBitmap(Profile.this, bitmap); mProfileImageView.setImageBitmap(bitmap); mProfileImageLoader.setVisibility(View.GONE); } @Override public void onBitmapFailed(Drawable errorDrawable) { Log.d("Profile", "onBitmapFailed called!"); mProfileImageLoader.setVisibility(View.GONE); } @Override public void onPrepareLoad(Drawable placeHolderDrawable) { Log.d("Profile", "onPrepareLoad called!"); } }; mProfileImageLoader.setVisibility(View.VISIBLE); Picasso.with(this).load(profileURL).placeholder(R.drawable.default_profile_pic) .error(R.drawable.default_profile_pic).into(profileImageDownloadTarget); mProfileImageView.setScaleType(ImageView.ScaleType.CENTER_CROP); } } private String getName() { AccountManager manager = (AccountManager) getSystemService(ACCOUNT_SERVICE); if (ActivityCompat.checkSelfPermission(this, Manifest.permission.GET_ACCOUNTS) != PackageManager.PERMISSION_GRANTED) { return null; } Account[] list = manager.getAccounts(); for (Account account : list) { if (account.type.equalsIgnoreCase("com.google")) { return account.name; } } return null; } @Override public void showProfilePicUploadSuccess() { Toast.makeText(Profile.this, R.string.profile_upload_success, Toast.LENGTH_SHORT).show(); if (updatedProfileImage != null) { setToolbarIcon(updatedProfileImage); } } @Override public void showProfilePicUploadError() { Toast.makeText(Profile.this, ErrorMessages.PROFILE_PIC_UPLOAD_FAILED, Toast.LENGTH_SHORT).show(); } @Override public void navigateToHomeScreen() { showProgress(false); // Clear Existing running trip on Registration Successful SharedPreferenceManager.deleteAction(); SharedPreferenceManager.deletePlace(); HTLog.i(TAG, "User Registration successful: Clearing Active Trip, if any"); TaskStackBuilder.create(Profile.this) .addNextIntentWithParentStack( new Intent(Profile.this, Home.class).setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP)) .startActivities(); finish(); } @Override public void showErrorMessage() { showProgress(false); Toast.makeText(Profile.this, R.string.profile_update_failed, Toast.LENGTH_SHORT).show(); } private void showProgress(boolean show) { if (show) { mProgressDialog = new ProgressDialog(this); mProgressDialog.setMessage(getString(R.string.registration_phone_number)); mProgressDialog.setCancelable(false); mProgressDialog.show(); } else { mProgressDialog.dismiss(); } } @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { super.onActivityResult(requestCode, resultCode, data); EasyImage.handleActivityResult(requestCode, resultCode, data, this, new DefaultCallback() { @Override public void onImagePickerError(Exception e, EasyImage.ImageSource source) { Toast.makeText(Profile.this, R.string.profile_pic_choose_failed, Toast.LENGTH_SHORT).show(); } @Override public void onImagePicked(File imageFile, EasyImage.ImageSource source) { if (imageFile == null) { return; } // Cancel Profile Pic Download Request from Server & Hide Image Download Loader Picasso.with(Profile.this).cancelRequest(profileImageDownloadTarget); mProfileImageLoader.setVisibility(View.GONE); profileImage = ImageUtils.getScaledFile(imageFile); updatedProfileImage = ImageUtils.getRotatedBitMap(imageFile); if (updatedProfileImage == null) { updatedProfileImage = BitmapFactory.decodeFile(imageFile.getPath()); } if (updatedProfileImage != null) { mProfileImageView.setImageBitmap(updatedProfileImage); } mProfileImageView.setScaleType(ImageView.ScaleType.CENTER_CROP); } }); } @Override public void onRequestPermissionsResult(int requestCode, @NonNull String permissions[], @NonNull int[] grantResults) { if (requestCode == PermissionUtils.REQUEST_CODE_PERMISSION_READ_EXTERNAL_STORAGE) { if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) { // Handle Read external storage permission successfully granted response onProfileImageViewClicked(null); } else if (!ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.READ_EXTERNAL_STORAGE)) { // Handle Read external storage permission request denied error PermissionUtils.showPermissionDeclineDialog(this, Manifest.permission.READ_EXTERNAL_STORAGE, getString(R.string.read_external_storage_permission_never_allow)); } } } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.menu_profile, menu); return showSkip && super.onCreateOptionsMenu(menu); } @Override protected void onDestroy() { // Detach View Presenter from View presenter.detachView(); super.onDestroy(); } }