ConnectDialog.java

package org.droidklavier.dialog;

import android.app.AlertDialog;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.support.v4.app.DialogFragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.EditText;

import org.droidklavier.R;
import org.droidklavier.activity.Player;
import org.droidklavier.activity.SettingsActivity;

public class ConnectDialog extends DialogFragment {

  private Player mPlayer;
  private EditText mTxtHost;
  private EditText mTxtPass;
  private Button mBtnRestore;

  public ConnectDialog() {

  }

  @Override
  public Dialog onCreateDialog(Bundle savedInstanceState) {
    super.onCreateDialog(savedInstanceState);

    AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
    LayoutInflater inflater = getActivity().getLayoutInflater();
    View view = inflater.inflate(R.layout.fragment_connect, null);

    mPlayer = (Player) getActivity();

    final SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(mPlayer.getApplicationContext());

    mTxtHost = (EditText) view.findViewById(R.id.host_ip);
    mTxtHost.setText(sharedPref.getString(SettingsActivity.HOST, SettingsActivity.HOST_DEFAULT));

    mTxtPass = (EditText) view.findViewById(R.id.pass);
    mTxtPass.setText(sharedPref.getString(SettingsActivity.PASS, SettingsActivity.PASS_DEFAULT));

    mBtnRestore = (Button) view.findViewById(R.id.button_restore);
    mBtnRestore.setOnClickListener(new OnClickListener() {
      @Override
      public void onClick(View v) {
        mTxtHost.setText(SettingsActivity.HOST_DEFAULT);
        mTxtPass.setText(SettingsActivity.PASS_DEFAULT);
      }
    });

    Dialog dialog = builder
      .setTitle(R.string.connect)
      .setView(view)
      .setPositiveButton(R.string.connect,
          new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int id) {
              // Save host and pass preferences
              SharedPreferences.Editor editor = sharedPref.edit();
              editor.putString(SettingsActivity.HOST, mTxtHost.getText().toString());
              editor.putString(SettingsActivity.PASS, mTxtPass.getText().toString());
              editor.commit();

              mPlayer.connect();
              dismiss();
            }
          })
      .setNegativeButton(R.string.cancel,
          new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int id) {
              getDialog().cancel();
            }
          })
      .create();

    dialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);

    return dialog;
  }
}