CheckState_interface.java

package com.jqyd.shareInterface;

import android.content.Context;
import android.hardware.Camera;
import android.location.LocationManager;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.telephony.TelephonyManager;
import android.util.Log;
import android.widget.Toast;

public class CheckState_interface {

	private Context context;
	private LocationManager locMgr;

	public CheckState_interface(Context context) {
		this.context = context;
	}

	public int checkWifiAndGPRS() {
		Boolean WIFI = false;
		Boolean GPRS = false;
		int netState = 4;

		ConnectivityManager connectivity = (ConnectivityManager) context
				.getSystemService(Context.CONNECTIVITY_SERVICE);
		if (connectivity != null) {
			NetworkInfo networkInfo = connectivity
					.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
			if (false == networkInfo.isConnectedOrConnecting()) {
				WIFI = false;
			} else {
				WIFI = true;
			}
			NetworkInfo gprsInfo = connectivity
					.getNetworkInfo(ConnectivityManager.TYPE_MOBILE);
			if (false == gprsInfo.isConnectedOrConnecting()) {
				GPRS = false;
			} else {
				GPRS = true;
			}
		}
		if (WIFI == true && GPRS == true) {
			netState = 1;
		} else if (WIFI == false && GPRS == true) {
			netState = 2;
		} else if (WIFI == true && GPRS == false) {
			netState = 3;
		} else if (WIFI == false && GPRS == false) {
			netState = 4;
		}
		return netState;
	}

	/**
	 * 检测网络状况
	 * 
	 * @return
	 */
	public boolean checkConnection() {
		boolean netState = false;// 网络连接失败！
		@SuppressWarnings("static-access")
		ConnectivityManager connectivityManager = (ConnectivityManager) context
				.getSystemService(context.CONNECTIVITY_SERVICE);
		NetworkInfo networkinfo = connectivityManager.getActiveNetworkInfo();
		Log.i("NET", "网络监测：" + (connectivityManager == null) + ","
				+ (networkinfo == null));
		if (connectivityManager != null && networkinfo != null) {
			netState = true;// 当前网络可用
			// new Toast(Context.this).makeText(context.this,
			// "检查到没有可用的网络,请打开网络连接！",
			// Toast.LENGTH_LONG).show();
		}
		return netState;
	}

	/**
	 * 检查GPS状态
	 */
	public int checkGpState() {

		int gpsResult = 0;// 0、未打开1、已打开
		// 部分手机在调用GPS时有问题，故做异常处理。例：酷派
		try {
			locMgr = (LocationManager) context
					.getSystemService(Context.LOCATION_SERVICE);
			if (!locMgr
					.isProviderEnabled(android.location.LocationManager.GPS_PROVIDER)) {
				gpsResult = 0;
			}
			if (locMgr
					.isProviderEnabled(android.location.LocationManager.GPS_PROVIDER)) {
				gpsResult = 1;
			}
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return gpsResult;
	}

	/**
	 * 检查SIM卡是否可用
	 */
	public int checkSimState() {
		int simResult = 0;// 0、SIM卡不可用1、无法读取SIM卡状态2、SIM卡可用
		TelephonyManager telPhoneMgr = (TelephonyManager) context
				.getSystemService(Context.TELEPHONY_SERVICE); // 检查Sim卡状态 int
		int simState = telPhoneMgr.getSimState();
		Log.i("SIM", String.valueOf(simState).toString());
		Log.i("SIM", "TelephonyManager.SIM_STATE_READY:"
				+ TelephonyManager.SIM_STATE_READY);
		Log.i("SIM", "TelephonyManager.SIM_STATE_ABSENT:"
				+ TelephonyManager.SIM_STATE_ABSENT);
		final int sim_ready = TelephonyManager.SIM_STATE_READY;
		final int sim_absent = TelephonyManager.SIM_STATE_ABSENT;
		switch (simState) {
		case sim_ready:
			// 可用
			simResult = 0;
			break;
		case sim_absent:
			// simStateAlter = "SIM卡未找到，请重新装入SIM卡，或者更换新卡！";
			simResult = 1;
			break;
		default:
			// simStateAlter = "读取SIM卡失败，请重新装入SIM卡，或者更换新卡！";
			simResult = 2;
		}
		return simResult;
	}

	/**
	 * 检查相机是否可用
	 */
	public int checkCameraState() {
		int result = 1;// 0、不可用1、可用
		Camera mCamera = null;
		try {
			mCamera = Camera.open();
			mCamera.release();
			mCamera = null;
		} catch (Exception e) {
			result = 0;
		}
		return result;
	}
}