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MainActivity.java
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MainActivity.java
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package name.arungupta.android.helloworld;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.EditText;
public class MainActivity extends Activity {
public final static String DISPLAY_MESSAGE = "name.arungupta.android.helloworld.DISPLAY_MESSAGE";
public static final String SEARCH_MESSAGE = "name.arungupta.android.helloworld.SEARCH_MESSAGE";
public static final String SETTINGS_MESSAGE = "name.arungupta.android.helloworld.SETTINGS_MESSAGE";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
// Inflate the menu items for use in the action bar
MenuInflater inflater = getMenuInflater();
inflater.inflate(R.menu.main_activity_actions, menu);
return super.onCreateOptionsMenu(menu);
}
/** Called when the user clicks the Send button */
public void sendMessage(View view) {
Intent intent = new Intent(this, DisplayMessageActivity.class);
EditText editText = (EditText) findViewById(R.id.edit_message);
String message = editText.getText().toString();
intent.putExtra(DISPLAY_MESSAGE, message);
startActivity(intent);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle presses on the action bar items
switch (item.getItemId()) {
case R.id.action_search:
openSearch();
return true;
case R.id.action_settings:
openSettings();
return true;
default:
return super.onOptionsItemSelected(item);
}
}
private void openSettings() {
Intent intent = new Intent(this, SettingsActivity.class);
intent.putExtra(SETTINGS_MESSAGE, "Settings");
startActivity(intent);
}
private void openSearch() {
Intent intent = new Intent(this, SearchActivity.class);
intent.putExtra(SEARCH_MESSAGE, "Search Now");
startActivity(intent);
}
}