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- package com.example.gp.menjacnica2;
- import android.support.v7.app.ActionBarActivity;
- import android.os.Bundle;
- import android.view.Menu;
- import android.view.MenuItem;
- import android.view.View;
- import android.widget.AdapterView;
- import android.widget.ArrayAdapter;
- import android.widget.Button;
- import android.widget.EditText;
- import android.widget.ListView;
- import android.widget.Toast;
- import java.util.ArrayList;
- public class MainActivity extends ActionBarActivity {
- ArrayList<String> izbor = new ArrayList<String>();
- int rezim = -1;
- final int DINARE_U_EVRE = 0;
- final int EVRE_U_DINARE = 1;
- @Override
- protected void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.activity_main);
- izbor.add("dinari u eure");
- izbor.add("euri u dinare");
- ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, izbor);
- final ListView lista = (ListView) findViewById(R.id.listView);
- lista.setAdapter(adapter);
- lista.setOnItemClickListener(new AdapterView.OnItemClickListener() {
- @Override
- public void onItemClick(AdapterView<?> parent, View v, int position, long id) {
- String izabrano = izbor.get(position);
- String izabranoIsto = (String) lista.getItemAtPosition(position);
- rezim = position;
- Toast.makeText(getApplicationContext(), "Izabrali ste: " + izabrano, Toast.LENGTH_LONG).show();
- }
- });
- }
- public void mojaMetoda(View referencaNaDugme) {
- ListView lista = (ListView) findViewById(R.id.listView);
- if( rezim == -1 ){ // -1 znaci da nista nije selektovano
- Toast.makeText(getApplicationContext(), "NIJE NISTA SELEKTOVANO!", Toast.LENGTH_LONG).show();
- }else if( rezim == DINARE_U_EVRE ){
- EditText dinari;
- dinari = (EditText) findViewById(R.id.editText);
- String unosD = dinari.getText().toString();
- double x = Double.parseDouble(unosD);
- double y = x / 120;
- String s = "" + y;
- EditText euri;
- euri = (EditText) findViewById(R.id.editText2);
- euri.setText(s);
- }else {
- EditText euri;
- euri = (EditText) findViewById(R.id.editText2);
- String unosE = euri.getText().toString();
- double x = Double.parseDouble(unosE);
- double y = x * 120;
- String s = "" + y;
- EditText dinari;
- dinari = (EditText) findViewById(R.id.editText);
- dinari.setText(s);
- }
- Button dugme = (Button) referencaNaDugme;
- }
- }
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