Android Open Source - androidui Time Picker Fragment Activity

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Back to project page androidui.

License

The source code is released under:

MIT License

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Java Source Code

package course.examples.UI.timepicker;
//from www.  j a  va  2  s .c om
import java.util.Calendar;

import android.app.Activity;
import android.app.Dialog;
import android.app.DialogFragment;
import android.app.TimePickerDialog;
import android.app.TimePickerDialog.OnTimeSetListener;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
import android.widget.TimePicker;

public class TimePickerFragmentActivity extends Activity implements
    OnTimeSetListener {

  private TextView mTimeDisplay;
  private Button mPickTime;
  private int mHour;
  private int mMinute;

  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);

    // Capture UI elements
    mTimeDisplay = (TextView) findViewById(R.id.timeDisplay);
    mPickTime = (Button) findViewById(R.id.pickTime);

    // Set an OnClickListener for the Change the Time Button
    mPickTime.setOnClickListener(new OnClickListener() {
      public void onClick(View v) {

        // Create a new DatePickerFragment
        DialogFragment newFragment = new TimePickerFragment();

        // Display DatePickerFragment
        newFragment.show(getFragmentManager(), "TimePicker");
      }
    });
  }

  // Callback called when user sets the time
  @Override
  public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
    mHour = hourOfDay;
    mMinute = minute;
    updateDisplay();
  }

  // Update the time String in the TextView
  private void updateDisplay() {
    mTimeDisplay.setText(new StringBuilder().append(pad(mHour)).append(":")
        .append(pad(mMinute)));
  }

  // Prepends a "0" to 1-digit minutes
  private static String pad(int c) {
    if (c >= 10)
      return String.valueOf(c);
    else
      return "0" + String.valueOf(c);
  }

  public static class TimePickerFragment extends DialogFragment implements
      OnTimeSetListener {

    @Override
    public Dialog onCreateDialog(Bundle savedInstanceState) {

      final Calendar c = Calendar.getInstance();
      int hourOfDay = c.get(Calendar.HOUR_OF_DAY);
      int minute = c.get(Calendar.MINUTE);

      // Create a new instance of TimePickerDialog and return it
      return new TimePickerDialog(getActivity(), this, hourOfDay, minute,
          false);

    }

    // Callback to TimePickerFragmentActivity.onTimeSet() to update the UI
    @Override
    public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
      ((OnTimeSetListener) getActivity()).onTimeSet(view, hourOfDay,
          minute);

    }
  }
}

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