SiteUserInfoQRActivity.java

package com.partynetwork.iparty.site;

import java.io.File;
import java.io.FileOutputStream;
import java.text.SimpleDateFormat;
import java.util.Locale;

import android.app.Activity;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Bitmap.CompressFormat;
import android.os.Bundle;
import android.os.Environment;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.Toast;

import com.partynetwork.dataprovider.util.ActionUtil;
import com.partynetwork.dataprovider.util.Util;
import com.partynetwork.iparty.R;
import com.partynetwork.iparty.app.AppContext;
import com.partynetwork.iparty.app.common.BitmapManager;
import com.partynetwork.iparty.contacts.ContactsUserInfoView;
import com.partynetwork.myview.mytoast.MenuBottomPop;
import com.baidu.mobstat.StatService;
import com.google.zxing.WriterException;
import com.lidroid.xutils.ViewUtils;
import com.lidroid.xutils.view.annotation.ViewInject;
import com.lidroid.xutils.view.annotation.event.OnClick;
import com.zxing.encoding.EncodingHandler;

public class SiteUserInfoQRActivity extends Activity {

	/**
	 * 路径
	 */
	private static final String FILE = Environment
			.getExternalStorageDirectory().getPath() + "/iparty/";
	/**
	 * 二维码图片
	 */
	@ViewInject(R.id.qr_iamge)
	private ImageView qrImage;

	/**
	 * 用户基本信息
	 */
	@ViewInject(R.id.user_info)
	private LinearLayout layout;

	/** 当前的二维码图片 */
	private Bitmap bitmap = null;

	/**
	 * 底部的弹窗
	 */
	private MenuBottomPop menuBottonPop;

	/*
	 * 更多功能列表
	 */
	private String moreArray[] = new String[] { "保存二维码到手机" };
	
	private BitmapManager bitmapManager;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.site_info_qr);
		ViewUtils.inject(this);
		bitmapManager=new BitmapManager();
		init();
	}

	/**
	 * 初始化
	 */
	private void init() {
		AppContext context = (AppContext) this.getApplication();

		// 二维码名片
		bitmap = getQR(this,
				ActionUtil.Capture.QR_PREFIX + "user_" + context.getLoginUid());
		qrImage.setImageBitmap(bitmap);

		ContactsUserInfoView userView = new ContactsUserInfoView(this,bitmapManager);

		userView.setInfo(context.getLoginInfo());

		layout.addView(userView);

		menuBottonPop = new MenuBottomPop(this, moreArray, clickListener);

	}

	/**
	 * 生成二维码图案
	 * 
	 * @param str
	 */
	public static Bitmap getQR(Context context, String str) {
		Bitmap bitmap = null;
		try {
			if (!str.equals("")) {
				// 根据字符串生成二维码图片并返回，第二个参数为图片的大小
				bitmap = EncodingHandler.createQRCode(str,
						Util.getScreenWidth(context) - 50);
			} else {
				Toast.makeText(context, "内容不能为空！", Toast.LENGTH_SHORT).show();
			}
		} catch (WriterException e) {
			e.printStackTrace();
		}
		return bitmap;
	}

	/**
	 * 事件监听
	 * 
	 * @param view
	 */
	@OnClick({ R.id.menu_head_left, R.id.menu_head_right })
	public void onClick(View view) {
		switch (view.getId()) {
		case R.id.menu_head_left:
			// 关闭
			finish();
			break;
		case R.id.menu_head_right:
			// 更多
			menuBottonPop.showAtLocation(layout);
			break;

		default:
			break;
		}
	}

	/**
	 * 底部弹窗的监听
	 */
	private OnClickListener clickListener = new OnClickListener() {

		public void onClick(View v) {
			if (v.getTag().equals(moreArray[0])) {
				SimpleDateFormat sDateFormat = new SimpleDateFormat(
						"yyyy年MM月dd日hh时mm分ss秒", Locale.CHINA);
				String date = sDateFormat.format(new java.util.Date());
				saveBitmap(date + "iparty二维码", bitmap);
			}
			menuBottonPop.dismiss();
		}
	};

	/**
	 * 保存图片到sd卡 保存为.png 方法二
	 * */
	public void saveBitmap(String name, Bitmap bitmap) {
		File file = new File(FILE);
		File dir = new File(FILE + name + ".png");
		try {
			if (!file.exists()) {
				// 按照指定的路径创建文件夹
				file.mkdirs();
			}
			FileOutputStream fOut = new FileOutputStream(dir);
			if (bitmap.compress(CompressFormat.PNG, 100, fOut)) {
				fOut.flush();
				fOut.close();
				Util.showMsg(SiteUserInfoQRActivity.this,
						"已保存当前二维码到" + dir.getCanonicalPath());
			} else {
				Util.showMsg(SiteUserInfoQRActivity.this, "保存失败！");
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	@Override
	protected void onResume() {
		StatService.onResume(this);
		super.onResume();
	}

	@Override
	protected void onPause() {
		StatService.onPause(this);
		super.onPause();
	}

}