Java tutorial
/* * Copyright (C) 2007 The Android Open Source Project * * 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. */ package com.scigames.slidegame; //import java.io.ByteArrayInputStream; //import java.io.FileNotFoundException; //import java.io.IOException; //import java.net.URI; import org.json.JSONException; import org.json.JSONObject; import com.scigames.slidegame.R; import android.app.Activity; //import android.app.ProgressDialog; import android.content.Context; import android.content.Intent; import android.content.res.Resources; import android.os.AsyncTask; //import android.graphics.Bitmap; //import android.graphics.BitmapFactory; //import android.net.Uri; import android.os.Bundle; //import android.os.Handler; //import android.os.Message; //import android.view.KeyEvent; import android.text.InputType; import android.util.Log; import android.view.Menu; import android.view.MenuItem; import android.view.MotionEvent; import android.view.View; import android.view.View.OnClickListener; import android.view.inputmethod.InputMethodManager; import android.widget.Button; import android.widget.EditText; //import android.widget.ImageView; //import android.widget.LinearLayout; import android.widget.TextView; /** * This class provides a basic demonstration of how to write an Android * activity. Inside of its window, it places a single view: an EditText that * displays and edits some internal text. */ public class Registration5EmailActivity extends Activity implements SciGamesListener { private String TAG = "Registration5Activity"; static final private int BACK_ID = Menu.FIRST; static final private int CLEAR_ID = Menu.FIRST + 1; private String firstNameIn = "FNAME"; private String lastNameIn = "LNAME"; private String studentIdIn = "STUDENTID"; private String visitIdIn = "VISITID"; private EditText email; //private String passwordIn = "PWORD";; SciGamesHttpPoster task = new SciGamesHttpPoster(Registration5EmailActivity.this, "http://mysweetwebsite.com/push/update_email.php"); public Registration5EmailActivity() { } /** Called with the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); Log.d(TAG, "super.OnCreate"); Intent i = getIntent(); Log.d(TAG, "getIntent"); firstNameIn = i.getStringExtra("fName"); lastNameIn = i.getStringExtra("lName"); studentIdIn = i.getStringExtra("studentId"); visitIdIn = i.getStringExtra("visitId"); Log.d(TAG, "...getStringExtra"); // Inflate our UI from its XML layout description. setContentView(R.layout.registration5_email); Log.d(TAG, "...setContentView"); email = (EditText) findViewById(R.id.email); /* to hide the keyboard on launch, then open when tap in firstname field */ email.setInputType(InputType.TYPE_NULL); email.setOnTouchListener(new View.OnTouchListener() { public boolean onTouch(View v, MotionEvent event) { email.setInputType(InputType.TYPE_TEXT_VARIATION_EMAIL_ADDRESS); email.onTouchEvent(event); // call native handler return true; // consume touch even } }); Log.d(TAG, "...instantiateEditTexts"); //display name in greeting sentence Resources res = getResources(); TextView greets = (TextView) findViewById(R.id.greeting); greets.setText(String.format(res.getString(R.string.greeting), firstNameIn, lastNameIn)); Log.d(TAG, greets.toString()); Log.d(TAG, "...Greetings"); // Hook up button presses to the appropriate event handler. ((Button) findViewById(R.id.back)).setOnClickListener(mBackListener); ((Button) findViewById(R.id.continue_button)).setOnClickListener(mContinueButtonListener); Log.d(TAG, "...instantiateButtons"); //set listener task.setOnResultsListener(this); } /** * Called when the activity is about to start interacting with the user. */ @Override protected void onResume() { super.onResume(); Log.d(TAG, "...super.onResume()"); } /** * Called when your activity's options menu needs to be created. */ @Override public boolean onCreateOptionsMenu(Menu menu) { super.onCreateOptionsMenu(menu); // We are going to create two menus. Note that we assign them // unique integer IDs, labels from our string resources, and // given them shortcuts. menu.add(0, BACK_ID, 0, R.string.back).setShortcut('0', 'b'); menu.add(0, CLEAR_ID, 0, R.string.clear).setShortcut('1', 'c'); return true; } /** * Called right before your activity's option menu is displayed. */ @Override public boolean onPrepareOptionsMenu(Menu menu) { super.onPrepareOptionsMenu(menu); // Before showing the menu, we need to decide whether the clear // item is enabled depending on whether there is text to clear. // menu.findItem(CLEAR_ID).setVisible(firstName.getText().length() > 0); // menu.findItem(CLEAR_ID).setVisible(lastName.getText().length() > 0); // menu.findItem(CLEAR_ID).setVisible(password.getText().length() > 0); return true; } /** * Called when a menu item is selected. */ @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case BACK_ID: finish(); return true; case CLEAR_ID: email.setText(""); return true; } return super.onOptionsItemSelected(item); } OnClickListener mContinueButtonListener = new OnClickListener() { public void onClick(View v) { task.cancel(true); //create a new async task for every time you hit login (each can only run once ever) task = new SciGamesHttpPoster(Registration5EmailActivity.this, "http://mysweetwebsite.com/push/update_email.php"); //set listener task.setOnResultsListener(Registration5EmailActivity.this); //prepare key value pairs to send String[] keyVals = { "student_id", studentIdIn, "visit_id", visitIdIn, "email", email.getText().toString() }; Log.d(TAG, "keyVals passed: "); Log.d(TAG, "student_id:" + studentIdIn + " , visit_id:" + visitIdIn + " , email:" + email.getText().toString()); //create AsyncTask, then execute //AsyncTask<String, Void, JSONObject> serverResponse = null; //serverResponse = task.execute(keyVals); task.execute(keyVals); Log.d(TAG, "...task.execute(keyVals)"); } }; /** * A call-back for when the user presses the back button. */ OnClickListener mBackListener = new OnClickListener() { public void onClick(View v) { finish(); } }; //---- this function hides the keyboard when the user clicks outside of keyboard when it's open! @Override public boolean dispatchTouchEvent(MotionEvent event) { View v = getCurrentFocus(); boolean ret = super.dispatchTouchEvent(event); if (v instanceof EditText) { View w = getCurrentFocus(); int scrcoords[] = new int[2]; w.getLocationOnScreen(scrcoords); float x = event.getRawX() + w.getLeft() - scrcoords[0]; float y = event.getRawY() + w.getTop() - scrcoords[1]; Log.d("Activity", "Touch event " + event.getRawX() + "," + event.getRawY() + " " + x + "," + y + " rect " + w.getLeft() + "," + w.getTop() + "," + w.getRight() + "," + w.getBottom() + " coords " + scrcoords[0] + "," + scrcoords[1]); if (event.getAction() == MotionEvent.ACTION_UP && (x < w.getLeft() || x >= w.getRight() || y < w.getTop() || y > w.getBottom())) { InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); imm.hideSoftInputFromWindow(getWindow().getCurrentFocus().getWindowToken(), 0); } } return ret; } public void onResultsSucceeded(String[] serverResponseStrings, JSONObject serverResponseJSON) throws JSONException { Log.d(TAG, "LOGIN SUCCEEDED: "); for (int i = 0; i < serverResponseStrings.length; i++) { //just print everything returned as a String[] for fun Log.d(TAG, "[" + i + "] " + serverResponseStrings[i]); } JSONObject thisStudent = serverResponseJSON.getJSONObject("student"); String cartLevel = thisStudent.getString("cart_game_level"); String slideLevel = thisStudent.getString("slide_game_level"); String mass = thisStudent.getString("mass"); String photoUrl = thisStudent.getString("photo"); String firstName = thisStudent.getString("first_name"); String lastName = thisStudent.getString("last_name"); String email = thisStudent.getString("email"); String pw = thisStudent.getString("pw"); String classId = thisStudent.getString("class_id"); String rfid = thisStudent.getString("current_rfid"); Log.d(TAG, "this student: "); Log.d(TAG, thisStudent.toString()); Log.d(TAG, "...onResultsSucceeded"); /****** PROFILE ACTIVITY INTENT ******/ Intent i = new Intent(Registration5EmailActivity.this, ProfileActivity.class); Log.d(TAG, "new Intent"); i.putExtra("fName", firstName); i.putExtra("lName", lastName); i.putExtra("photoUrl", photoUrl); i.putExtra("mass", mass); i.putExtra("cartLevel", cartLevel); i.putExtra("slideLevel", cartLevel); i.putExtra("email", email); i.putExtra("rfid", rfid); i.putExtra("password", pw); i.putExtra("classId", classId); i.putExtra("studentId", serverResponseStrings[0]); i.putExtra("visitId", serverResponseStrings[1]); Registration5EmailActivity.this.startActivity(i); Log.d(TAG, "...startActivity"); /****** PROFILE ACTIVITY INTENT ******/ } public void failedQuery(String failureReason) { // TODO Auto-generated method stub } }