Android Open Source - android-whogoesfirst More Players Dialog Fragment

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License

The source code is released under:

MIT License

Java Source Code

package com.idunnolol.whogoesfirst;
/*from  w w  w  .  j a v a 2 s  . c  o m*/
import android.annotation.TargetApi;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.os.Build;
import android.os.Bundle;
import android.support.v4.app.DialogFragment;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.EditText;
import android.widget.NumberPicker;

public class MorePlayersDialogFragment extends DialogFragment {

  public static final String TAG = MorePlayersDialogFragment.class.getName();

  private PlayerCountListener mListener;

  private static final int DEFAULT_VALUE = 13;

  private static final String INSTANCE_VALUE = "INSTANCE_VALUE";

  // Will either be an EditText or a NumberPicker
  private View mPickerView;

  @Override
  public void onAttach(Activity activity) {
    super.onAttach(activity);

    if (activity instanceof PlayerCountListener) {
      mListener = (PlayerCountListener) activity;
    }
    else {
      throw new RuntimeException("MorePlayersDialogFragment Activity needs to implement listener!");
    }
  }

  @TargetApi(Build.VERSION_CODES.HONEYCOMB)
  @Override
  public Dialog onCreateDialog(Bundle savedInstanceState) {
    AlertDialog.Builder builder = new Builder(getActivity());
    builder.setTitle(R.string.more_title);

    LayoutInflater inflater = LayoutInflater.from(getActivity());
    View view = inflater.inflate(R.layout.dialog_more_players, null);
    builder.setView(view);

    int value = savedInstanceState == null ? DEFAULT_VALUE : savedInstanceState.getInt(INSTANCE_VALUE);

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
      NumberPicker numPicker = Ui.findView(view, R.id.number_picker);
      numPicker.setMinValue(1);
      numPicker.setMaxValue(Integer.MAX_VALUE);
      numPicker.setValue(value);
      numPicker.setWrapSelectorWheel(false);

      mPickerView = numPicker;
    }
    else {
      EditText editText = Ui.findView(view, R.id.edit_text);
      editText.setText(Integer.toString(value));
      editText.selectAll();
      editText.requestFocus();

      mPickerView = editText;
    }

    builder.setPositiveButton(android.R.string.ok, new OnClickListener() {
      @Override
      public void onClick(DialogInterface dialog, int which) {
        mListener.onPlayerCountSelected(getValue());
      }
    });

    builder.setNegativeButton(android.R.string.cancel, null);

    return builder.create();
  }

  @Override
  public void onSaveInstanceState(Bundle outState) {
    super.onSaveInstanceState(outState);

    outState.putInt(INSTANCE_VALUE, getValue());
  }

  private int getValue() {
    mPickerView.clearFocus();
    if (mPickerView instanceof EditText) {
      return Integer.parseInt(((EditText) mPickerView).getText().toString());
    }
    else {
      return ((NumberPicker) mPickerView).getValue();
    }
  }

}

Java Source Code List

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