Java tutorial
/* * Copyright (c) 2015 Renard Wellnitz. * * This file is part of ScreenShare. * * Foobar is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Foobar is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Foobar. If not, see <http://www.gnu.org/licenses/>. */ package com.example.gemswin.screancasttest; import android.app.Activity; import android.app.AlertDialog; import android.app.Dialog; import android.app.ProgressDialog; import android.content.DialogInterface; import android.content.Intent; import android.graphics.SurfaceTexture; import android.net.wifi.WifiManager; import android.os.AsyncTask; import android.os.Bundle; import android.text.format.Formatter; import android.util.Log; import android.util.Pair; import android.view.Surface; import android.view.TextureView; import android.view.View; import android.view.Window; import android.widget.AdapterView; import android.widget.ArrayAdapter; import android.widget.Button; import android.widget.EditText; import android.widget.ListView; import android.widget.TextView; import android.widget.Toast; import com.example.gemswin.screancasttest.ScreenCastLib.DecoderAsyncTask; import com.example.gemswin.screancasttest.ScreenCastLib.MediaCodecFactory; import com.example.gemswin.screancasttest.ScreenCastLib.OnVideoSizeChangedListener; import com.example.gemswin.screancasttest.ScreenCastLib.VideoChunk; import org.apache.http.NameValuePair; import org.apache.http.message.BasicNameValuePair; import org.json.JSONArray; import org.json.JSONObject; import java.io.IOException; import java.util.ArrayList; import java.util.List; public class MainActivity_Reciever extends Activity implements ReceiverAsyncTask.ReceiverListener, TextureView.SurfaceTextureListener, OnVideoSizeChangedListener { private static final String LOG_TAG = MainActivity_Reciever.class.getSimpleName(); private ReceiverAsyncTask mTask; private final MediaCodecFactory mMediaCodecFactory = new MediaCodecFactory(0, 0); private DecoderAsyncTask mDecoderAsyncTask; TextureView mTextureView; private PrefManager pref; Dialog dialogDoubt; String message = ""; Button submit1; EditText name1, class1, doubt1; String nameString, itemValue; ArrayList<String> planetList; private ListView mainListView; private ArrayAdapter<String> listAdapter; Dialog dialogDoubt1; JSONParser jParser5 = new JSONParser(); String userget, classget; String passget; String portget; JSONObject json; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main_reciever); WifiManager wm = (WifiManager) getSystemService(WIFI_SERVICE); String ip = Formatter.formatIpAddress(wm.getConnectionInfo().getIpAddress()); TextView text = (TextView) findViewById(R.id.textView); planetList = new ArrayList<String>(); mTextureView = (TextureView) findViewById(R.id.textureView); mTextureView.setSurfaceTextureListener(this); mTextureView.requestLayout(); mTextureView.invalidate(); mTextureView.setOpaque(false); pref = new PrefManager(getApplicationContext()); text.setText(ip); mTask = new ReceiverAsyncTask(getApplicationContext(), this); mTask.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR); } @Override protected void onDestroy() { super.onDestroy(); mTask.cancel(true); } @Override public void onSurfaceTextureAvailable(SurfaceTexture surfaceTexture, int width, int height) { Log.i(LOG_TAG, "onSurfaceTextureAvailable (" + width + "/" + height + ")"); try { final Surface surface = new Surface(surfaceTexture); mDecoderAsyncTask = new DecoderAsyncTask(mMediaCodecFactory, surface, this); mDecoderAsyncTask.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR); } catch (IOException e) { e.printStackTrace(); } } //skip @Override public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width, int height) { } //skip @Override public boolean onSurfaceTextureDestroyed(SurfaceTexture surface) { return false; } @Override public void onSurfaceTextureUpdated(SurfaceTexture surface) { } @Override public void onVideoChunk(VideoChunk chunk) { if (mDecoderAsyncTask != null) { mDecoderAsyncTask.addChunk(chunk); } }//skip @Override public void onConnectionLost() { if (!isDestroyed()) { mTask = new ReceiverAsyncTask(getApplicationContext(), this); mTask.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR); } }//skip @Override public void onVideoSizeChanged(int videoWidth, int videoHeight) { // Get the SurfaceView layout parameters Log.i(LOG_TAG, "onVideoSizeChange (" + videoWidth + "/" + videoHeight + ")"); android.view.ViewGroup.LayoutParams lp = mTextureView.getLayoutParams(); float videoProportion = (float) videoWidth / (float) videoHeight; // Get the width of the screen int screenWidth = mTextureView.getWidth(); int screenHeight = mTextureView.getHeight(); float screenProportion = (float) screenWidth / (float) screenHeight; if (videoProportion > screenProportion) { //video is wider than our screen lp.width = screenWidth; lp.height = (int) ((float) screenWidth / videoProportion); } else { lp.width = (int) (videoProportion * (float) screenHeight); lp.height = screenHeight; } // Commit the layout parameters mTextureView.setLayoutParams(lp); } // end of videosize //skip @Override public void onVideoEnded(List<Pair<Long, Integer>> chunksTimeSeries) { } /* //jo bhi ho raha idhar ho raha protected void DoubtBox () { // TODO Auto-generated method stub dialogDoubt = new Dialog(MainActivity_Reciever.this); dialogDoubt.requestWindowFeature(Window.FEATURE_NO_TITLE); dialogDoubt.setContentView(R.layout.activity_doubt); // name1 = (EditText)dialogDoubt.findViewById(R.id.name_reg1); class1 = (EditText)dialogDoubt.findViewById(R.id.class_reg1); doubt1 = (EditText)dialogDoubt.findViewById(R.id.doubt_reg1); submit1 = (Button) dialogDoubt.findViewById(R.id.doubtsubmit); submit1.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { doubtstring = doubt1.getText().toString(); //username //password = pass.getText().toString(); // nameString = name1.getText().toString(); classget = class1.getText().toString(); new login().execute(); dialogDoubt.dismiss(); } }); dialogDoubt.show(); } //end of doubt box protected void DoubtBox1 () { // TODO Auto-generated method stub dialogDoubt1 = new Dialog(MainActivity_Reciever.this); dialogDoubt1.requestWindowFeature(Window.FEATURE_NO_TITLE); dialogDoubt1.setContentView(R.layout.activity_doubtlist); //here mainListView = (ListView)dialogDoubt1.findViewById(R.id.mainListView); //list ki shuruat */ /*String[] planets = new String[] { "Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune"}; planetList.addAll( Arrays.asList(planets) );*//* // Create ArrayAdapter using the planet list. listAdapter = new ArrayAdapter<String>(MainActivity_Reciever.this, R.layout.simplerow, planetList); mainListView.setAdapter(listAdapter); mainListView.setOnItemLongClickListener(new AdapterView.OnItemLongClickListener() { public boolean onItemLongClick(AdapterView<?> arg0, View arg1, final int pos, long id) { // TODO Auto-generated method stub itemValue = (String) mainListView.getItemAtPosition(pos); DialogInterface.OnClickListener dialogClickListener = new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { switch (which) { case DialogInterface.BUTTON_POSITIVE: new delete().execute(); break; case DialogInterface.BUTTON_NEGATIVE: //No button clicked break; } } }; AlertDialog.Builder builder = new AlertDialog.Builder(arg1.getContext()); builder.setMessage("Are you sure to delete this doubt ?").setPositiveButton("Yes", dialogClickListener) .setNegativeButton("No", dialogClickListener).show(); return true; } }); dialogDoubt1.show(); } //end of doubt box */ /* //start of async task private class delete extends AsyncTask<String, Void, String> { private ProgressDialog dialog = new ProgressDialog(MainActivity_Reciever.this); *//** progress dialog to show user that the backup is processing. */ /* *//** application context. */ /* protected void onPreExecute() { this.dialog.setMessage("Deleting Doubt..."); this.dialog.show(); } @Override protected String doInBackground(String... urls) { List<NameValuePair> params = new ArrayList<NameValuePair>(); // params.add(new BasicNameValuePair("roll_number", username)); params.add(new BasicNameValuePair("doubtValue", itemValue)); params.add(new BasicNameValuePair("roll", pref.getSerialNo())); String log = "http://176.32.230.250/anshuli.com/ScreenCast/deleteDoubt.php"; json = jParser5.makeHttpRequest(log, "POST", params); //visible return null; } // onPostExecute displays the results of the AsyncTask. @Override protected void onPostExecute(String result) { //gone // //System.out.println("RESULT : " + result); this.dialog.dismiss(); try { // Checking for SUCCESS TAG //Toast.makeText(MainActivity_Reciever.this, (CharSequence) json, 1).show(); String account= json.getString("client"); if(account.equals("FAILED")) Toast.makeText(MainActivity_Reciever.this, "Doubt deleting Failed", Toast.LENGTH_SHORT).show(); else if(account.equals("SUCCESS")) { Toast.makeText(MainActivity_Reciever.this, "Doubt Successfully Deleted.", Toast.LENGTH_SHORT).show(); //Intent intent = new Intent(DoubtActivity.this, LoginActivity.class); //startActivity(intent); //finish(); } } catch (Exception e) { e.printStackTrace(); Toast.makeText(getApplicationContext(),"Network connection Error!!!",Toast.LENGTH_LONG).show(); } } }*/ /*private class login extends AsyncTask<String, Void, String> { private ProgressDialog dialog = new ProgressDialog(MainActivity_Reciever.this); *//** progress dialog to show user that the backup is processing. */ /* *//** application context. *//* protected void onPreExecute() { this.dialog.setMessage("Sending Doubt..."); this.dialog.show(); } @Override protected String doInBackground(String... urls) { List<NameValuePair> params = new ArrayList<NameValuePair>(); // params.add(new BasicNameValuePair("roll_number", username)); params.add(new BasicNameValuePair("doubt", doubtstring)); params.add(new BasicNameValuePair("name", pref.getName())); params.add(new BasicNameValuePair("class", classget)); params.add(new BasicNameValuePair("roll", pref.getSerialNo())); String log = "http://176.32.230.250/anshuli.com/ScreenCast/setDoubt.php"; json = jParser5.makeHttpRequest(log, "POST", params); //visible return null; } // onPostExecute displays the results of the AsyncTask. @Override protected void onPostExecute(String result) { //gone // //System.out.println("RESULT : " + result); this.dialog.dismiss(); try { // Checking for SUCCESS TAG //Toast.makeText(MainActivity_Reciever.this, (CharSequence) json, 1).show(); String account= json.getString("client"); if(account.equals("FAILED")) Toast.makeText(MainActivity_Reciever.this, "Doubt Sending Failed", Toast.LENGTH_SHORT).show(); else if(account.equals("SUCCESS")) { Toast.makeText(MainActivity_Reciever.this, "Successfully Submitted.", Toast.LENGTH_SHORT).show(); //Intent intent = new Intent(DoubtActivity.this, LoginActivity.class); //startActivity(intent); //finish(); } } catch (Exception e) { e.printStackTrace(); Toast.makeText(getApplicationContext(),"Network connection Error!!!",Toast.LENGTH_LONG).show(); } } } // end of async */ //start of async task 2 /*private class viewdoubttask extends AsyncTask<String, Void, String> { private ProgressDialog dialog = new ProgressDialog(MainActivity_Reciever.this); *//** progress dialog to show user that the backup is processing. */ /* *//** application context. *//* protected void onPreExecute() { this.dialog.setMessage("Opening DoubtList..."); this.dialog.show(); } @Override protected String doInBackground(String... urls) { List<NameValuePair> params = new ArrayList<NameValuePair>(); // params.add(new BasicNameValuePair("roll_number", username)); //params.add(new BasicNameValuePair("doubt", doubtstring)); params.add(new BasicNameValuePair("name", pref.getName())); params.add(new BasicNameValuePair("roll", pref.getSerialNo())); String log = "http://176.32.230.250/anshuli.com/ScreenCast/seeDoubtList.php"; // change php file name json = jParser5.makeHttpRequest(log, "POST", params); try { // Checking for SUCCESS TAG planetList.clear(); JSONArray account= json.getJSONArray("client"); for(int i = 0; i < account.length(); i++) { json =account.getJSONObject(i); String doubt = json.getString("DOUBT"); planetList.add(doubt); } } catch (Exception e) { e.printStackTrace(); Toast.makeText(getApplicationContext(),"Network connection Error!!!",Toast.LENGTH_LONG).show(); } //visible return null; } // onPostExecute displays the results of the AsyncTask. @Override protected void onPostExecute(String result) { //gone // //System.out.println("RESULT : " + result); this.dialog.dismiss(); DoubtBox1(); } }*/ }