DateSelectByYYYYMMActivity.java

package com.bigdo.controls;

import java.util.Calendar;

import com.bigdo.app.BaseActivity;
import com.bigdo.app.R;
import com.bigdo.controls.wheel.widget.OnWheelClickedListener;
import com.bigdo.controls.wheel.widget.WheelView;
import com.bigdo.controls.wheel.widget.adapters.ArrayWheelAdapter;
import com.bigdo.controls.wheel.widget.adapters.NumericWheelAdapter;

import android.content.Context;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.graphics.Typeface;
import android.os.Bundle;
import android.os.Handler;
import android.view.View;
import android.view.ViewGroup;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;

public class DateSelectByYYYYMMActivity extends BaseActivity {
	Calendar calendar;
	final int minYear = 1000;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_date_select_yyyymm);
		int orientation = getIntent().getIntExtra("orientation",
				ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
		this.setRequestedOrientation(orientation);
		calendar = Calendar.getInstance();
		int curYear = getIntent().getIntExtra("year",
				calendar.get(Calendar.YEAR));
		int curMonth = getIntent().getIntExtra("month",
				calendar.get(Calendar.MARCH) + 1) - 1;
		final WheelView month = (WheelView) findViewById(R.id.activity_date_select_yyyymm_month);
		final WheelView year = (WheelView) findViewById(R.id.activity_date_select_yyyymm_year);
		final Button submit = (Button) findViewById(R.id.activity_date_select_yyyymm_submit);

		submit.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View arg0) {
				getResult(minYear + year.getCurrentItem(),
						(1 + month.getCurrentItem()));
			}
		});
		// month
		String months[] = new String[] { "01月", "02月", "03月", "04月", "05月",
				"06月", "07月", "08月", "09月", "10月", "11月", "12月" };
		if (curMonth < 0) {
			curMonth = 0;
		} else if (curMonth > 12) {
			curMonth = 11;
		}
		month.setViewAdapter(new DateArrayAdapter(this, months, curMonth));
		month.setCurrentItem(curMonth);
		month.setCyclic(true);
		if (curYear < minYear) {
			curYear = minYear;
		} else if (curYear > 9999) {
			curYear = 9998;
		}
		// year
		year.setViewAdapter(new DateNumericAdapter(this, minYear, 9999, curYear
				- minYear, "%1$s年"));
		year.setCurrentItem(curYear - minYear);
		year.setCyclic(true);
		OnWheelClickedListener click = new OnWheelClickedListener() {
			public void onItemClicked(WheelView wheel, int itemIndex) {
				wheel.setCurrentItem(itemIndex, true);
			}
		};
		year.addClickingListener(click);
		month.addClickingListener(click);

	}

	private void getResult(int year, int month) {
		Intent data = new Intent();
		data.putExtra("year", year);
		data.putExtra("month", month);
		this.setResult(1, data);
		this.finish();
	}

	/**
	 * Adapter for numeric wheels. Highlights the current value.
	 */
	private class DateNumericAdapter extends NumericWheelAdapter {
		// Index of current item
		int currentItem;
		// Index of item to be highlighted
		int currentValue;

		/**
		 * Constructor
		 */
		public DateNumericAdapter(Context context, int minValue, int maxValue,
				int current, String format) {
			super(context, minValue, maxValue, format);
			this.currentValue = current;
			setTextSize(16);
		}

		@Override
		protected void configureTextView(TextView view) {
			super.configureTextView(view);
			if (currentItem == currentValue) {
				view.setTextColor(0xFF0000F0);
			}
			view.setTypeface(Typeface.SANS_SERIF);
		}

		@Override
		public View getItem(int index, View cachedView, ViewGroup parent) {
			currentItem = index;
			return super.getItem(index, cachedView, parent);
		}
	}

	/**
	 * Adapter for string based wheel. Highlights the current value.
	 */
	private class DateArrayAdapter extends ArrayWheelAdapter<String> {
		// Index of current item
		int currentItem;
		// Index of item to be highlighted
		int currentValue;

		/**
		 * Constructor
		 */
		public DateArrayAdapter(Context context, String[] items, int current) {
			super(context, items);
			this.currentValue = current;
			setTextSize(16);
		}

		@Override
		protected void configureTextView(TextView view) {
			super.configureTextView(view);
			if (currentItem == currentValue) {
				view.setTextColor(0xFF0000F0);
			}
			view.setTypeface(Typeface.SANS_SERIF);
		}

		@Override
		public View getItem(int index, View cachedView, ViewGroup parent) {
			currentItem = index;
			return super.getItem(index, cachedView, parent);
		}
	}

	 

	@Override
	public void onClearData() {
		// TODO Auto-generated method stub

	}

	@Override
	public void onVideoBroadcast(Intent intent) {
		// TODO Auto-generated method stub
		
	}
}