Notes

package com.calculator.ayush.testapp;

import android.content.Intent;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.content.ContentResolver;
import android.app.Activity;
import android.database.Cursor;
import android.net.Uri;
import android.provider.ContactsContract;
import android.widget.CompoundButton.OnCheckedChangeListener;
import android.widget.Button;
import android.widget.CompoundButton;
import android.widget.Switch;
import android.widget.TextView;
import android.provider.ContactsContract.Contacts;
import android.content.ContentUris;
import java.io.InputStream;
import java.io.ByteArrayInputStream;

public class MainActivity extends ActionBarActivity {
Boolean set[]={false,false,false,false};
String names[]={"","","",""};
String phNo[]={"","","",""};
Drawable icons[]={null,null,null,null};
Boolean callMode=true;

int contactPlace=-1;
Button btn1;
Button btn2;
Button btn3;
Button btn4;
TextView mode;
TextView tv1;
TextView tv2;
TextView tv3;
TextView tv4;
Switch sw;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
btn2=(Button)findViewById(R.id.button2);
btn1=(Button)findViewById(R.id.button);
btn3=(Button)findViewById(R.id.button3);
btn4=(Button)findViewById(R.id.button4);
tv1=(TextView)findViewById(R.id.name1);
tv2=(TextView)findViewById(R.id.name2);
tv3=(TextView)findViewById(R.id.name3);
tv4=(TextView)findViewById(R.id.name4);
sw=(Switch) findViewById(R.id.switch1);
mode=(TextView)findViewById(R.id.mode);
mode.setText("Call Mode");
sw.setChecked(false);
sw.setOnCheckedChangeListener(new OnCheckedChangeListener(){
public void onCheckedChanged(CompoundButton buttonView,
boolean isChecked) {

if(isChecked){
mode.setText("What's App Mode");
callMode=false;

}else{
mode.setText("Call Mode");
callMode=true;
}

}
});
}
public void contact1(View v){
if(set[0]){
if(callMode) {
Intent i = new Intent();
i.setAction(Intent.ACTION_CALL);
i.setData(Uri.parse("tel:" + phNo[0]));
startActivity(i);
}else{
Uri mUri = Uri.parse("smsto:"+phNo[0]);
Intent mIntent = new Intent(Intent.ACTION_SENDTO, mUri);
mIntent.setPackage("com.whatsapp");
mIntent.putExtra("chat",true);
startActivity(mIntent);
}

}else{
contactPlace=0;
Intent getContactInfo = new Intent(Intent.ACTION_PICK, ContactsContract.Contacts.CONTENT_URI);
startActivityForResult(getContactInfo,1);
}

}

public void contact2(View v){
if(set[1]){
if(callMode) {
Intent i = new Intent();
i.setAction(Intent.ACTION_CALL);
i.setData(Uri.parse("tel:" + phNo[1]));
startActivity(i);
}else{
Uri mUri = Uri.parse("smsto:"+phNo[1]);
Intent mIntent = new Intent(Intent.ACTION_SENDTO, mUri);
mIntent.setPackage("com.whatsapp");
mIntent.putExtra("chat",true);
startActivity(mIntent);
}

}else{
contactPlace=1;
Intent getContactInfo = new Intent(Intent.ACTION_PICK, ContactsContract.Contacts.CONTENT_URI);
startActivityForResult(getContactInfo,1);
}

}

public void contact3(View v){
if(set[2]){
if(callMode) {
Intent i = new Intent();
i.setAction(Intent.ACTION_CALL);
i.setData(Uri.parse("tel:" + phNo[2]));
startActivity(i);
}else{
Uri mUri = Uri.parse("smsto:"+phNo[2]);
Intent mIntent = new Intent(Intent.ACTION_SENDTO, mUri);
mIntent.setPackage("com.whatsapp");
mIntent.putExtra("chat",true);
startActivity(mIntent);
}

}else{
contactPlace=2;
Intent getContactInfo = new Intent(Intent.ACTION_PICK, ContactsContract.Contacts.CONTENT_URI);
startActivityForResult(getContactInfo,1);
}

}

public void contact4(View v){
if(set[3]){
if(callMode) {
Intent i = new Intent();
i.setAction(Intent.ACTION_CALL);
i.setData(Uri.parse("tel:" + phNo[3]));
startActivity(i);
}else{
Uri mUri = Uri.parse("smsto:"+phNo[3]);
Intent mIntent = new Intent(Intent.ACTION_SENDTO, mUri);
mIntent.setPackage("com.whatsapp");
mIntent.putExtra("chat",true);
startActivity(mIntent);
}

}else{
contactPlace=3;
Intent getContactInfo = new Intent(Intent.ACTION_PICK, ContactsContract.Contacts.CONTENT_URI);
startActivityForResult(getContactInfo,1);
}

}


@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
switch(requestCode) {
case 1:
if (resultCode == Activity.RESULT_OK) {
Uri contactData = data.getData();
ContentResolver cr = getContentResolver();
Cursor cur = cr.query(contactData,null, null, null, null);
if (cur.getCount() > 0) {
while (cur.moveToNext()) {
String id = cur.getString(
cur.getColumnIndex(ContactsContract.Contacts._ID));
icons[contactPlace]=Drawable.createFromStream(openPhoto(Long.parseLong(id)), null);
names[contactPlace]= cur.getString(
cur.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
if (Integer.parseInt(cur.getString(cur.getColumnIndex(ContactsContract.Contacts.HAS_PHONE_NUMBER))) > 0) {
Cursor pCur = cr.query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
null,
ContactsContract.CommonDataKinds.Phone.CONTACT_ID +" = ?",
new String[]{id}, null);
while (pCur.moveToNext()) {
phNo[contactPlace]=pCur.getString(pCur.getColumnIndexOrThrow(ContactsContract.CommonDataKinds.Phone.NUMBER));
}
pCur.close();
}
}
}
setData();
cur.close();
}
}



}

public void setData(){
switch (contactPlace){
case 0:
if(icons[contactPlace]!=null) {
btn1.setText("");
btn1.setBackground(icons[contactPlace]);
}else{
btn1.setText("No Photo");
}
tv1.setText(names[contactPlace]+" n"+phNo[contactPlace]);
break;
case 1:
if (icons[contactPlace]!=null) {
btn2.setText("");
btn2.setBackground(icons[contactPlace]);
}else{
btn2.setText("No Photo");
}
tv2.setText(names[contactPlace]+" n"+phNo[contactPlace]);
break;
case 2:
if (icons[contactPlace]!=null) {
btn3.setText("");
btn3.setBackground(icons[contactPlace]);
}else{
btn3.setText("No Photo");
}
tv3.setText(names[contactPlace]+" n"+phNo[contactPlace]);
break;
case 3:
if (icons[contactPlace]!=null) {
btn4.setText("");
btn4.setBackground(icons[contactPlace]);
}else{
btn4.setText("No Photo");
}
tv4.setText(names[contactPlace]+" n"+phNo[contactPlace]);
break;
}
set[contactPlace]=true;
contactPlace=-1;
}

public InputStream openPhoto(long contactId) {
Uri contactUri = ContentUris.withAppendedId(Contacts.CONTENT_URI, contactId);
Uri photoUri = Uri.withAppendedPath(contactUri, Contacts.Photo.CONTENT_DIRECTORY);
Cursor cursor = getContentResolver().query(photoUri,
new String[] {Contacts.Photo.PHOTO}, null, null, null);
if (cursor == null) {
return null;
}
try {
if (cursor.moveToFirst()) {
byte[] data = cursor.getBlob(0);
if (data != null) {
return new ByteArrayInputStream(data);
}
}
} finally {
cursor.close();
}
return null;
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.menu_main, menu);
return true;
}

@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}


}