Android Open Source - cost-tracker Tracker Clock Editor

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License

The source code is released under:

GNU General Public License

Java Source Code

package com.helpguest.droid.ui;
//  www  .j a v a  2s .c  o  m
import java.util.Calendar;
import java.util.Date;

import android.content.Context;
import android.content.res.TypedArray;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.DatePicker;
import android.widget.LinearLayout;
import android.widget.TimePicker;

import com.helpguest.droid.R;
import com.helpguest.droid.tracker.ITrackerClock;

public final class TrackerClockEditor extends View {

  /**
   * Since ITrackerClocks have both start and stop time,
   * we need to know which Date to use on this view
   *
   */
  public enum Boundary {START, STOP}
  
  private LayoutInflater mInflater;
  private DatePicker mDatePicker;
  private TimePicker mTimePicker;
  private ITrackerClock mTClock;
  private Boundary mBoundary = Boundary.START;
  private LinearLayout mRootView;  
  
  public TrackerClockEditor(Context context) {
    this(context, null);
  }

  public TrackerClockEditor(Context context, AttributeSet attrs) {
    this(context, attrs, 0);
  }

  public TrackerClockEditor(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);

    TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.TrackerClockEditor, 0, 0);

    try {
      mBoundary = (a.getInteger(R.styleable.TrackerClockEditor_Boundary, Boundary.START.ordinal()) == Boundary.START.ordinal() ? Boundary.START : Boundary.STOP);           
    } finally {
      a.recycle();
    }    
       
    mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
    mRootView = (LinearLayout) mInflater.inflate(R.layout.clock_time_and_date_editor, null);
    
    if (!isInEditMode()) {
      mDatePicker = (DatePicker) mRootView.findViewById(R.id.datePicker1);
      mTimePicker = (TimePicker) mRootView.findViewById(R.id.timePicker1);
    }
    //Add Button Click listener
    // Save back to the tracker clock when the button is clicked.
  }

  private void updatePickers() {
    Long dateTime = mBoundary == Boundary.START ? mTClock.startTime() : mTClock.stopTime();
    Date date = (dateTime == null ? new Date() : new Date(dateTime));
    
    Calendar cal = Calendar.getInstance();  
    cal.setTime(date);
    int year = cal.get(Calendar.YEAR);
    int month = cal.get(Calendar.MONTH);
    int day = cal.get(Calendar.DAY_OF_MONTH);
    int hour = cal.get(Calendar.HOUR_OF_DAY);
    int min = cal.get(Calendar.MINUTE);
    cal.setTime(date);

    mDatePicker.updateDate(year, month, day);
    mTimePicker.setCurrentHour(hour);
    mTimePicker.setCurrentMinute(min);
    
    invalidate();
    requestLayout();
  }
  
  /**
   * Convenience method to set the clock and boundary simultaneously so that 
   * the view gets invalidated only once instead of once for each parameter.
   * This is more efficient than setting TrackerClock and Boundary individually
   * @param tClock ITrackerClock which provides the time
   * @param boundary of which time to use
   */
  public void setClockForBoundary(ITrackerClock tClock, Boundary boundary) {
    mTClock = tClock;
    mBoundary = boundary;
    updatePickers();
  }
  
  public void setTrackerClock(ITrackerClock tClock) {
    mTClock = tClock;
    updatePickers();
  }

  public ITrackerClock getTrackerClock() {
    return mTClock;
  }

  public Boundary getType() {
    return mBoundary;
  }
  
  public void setType(Boundary type) {
    mBoundary = type;
    updatePickers();
  }

}

Java Source Code List

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