Khbf.java

package com.jqyd.manager;

import com.jqyd.app.MyApp;
import com.jqyd.shareInterface.CheckState_interface;
import com.jqyd.shareInterface.GpsService;
import com.jqyd.shareInterface.Optsharepre_interface;
import com.jqyd.son.Khlb;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.location.LocationManager;
import android.os.Bundle;
import android.provider.Settings;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.Toast;

public class Khbf extends Activity implements OnClickListener {
	
	private Button khbf;
	private Button msbf;
	private Button echf;
	
	private MyApp myApp;
	private Optsharepre_interface share_obj = null;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		// TODO Auto-generated method stub
		super.onCreate(savedInstanceState);
		setContentView(R.layout.khbf);
		khbf = (Button) this.findViewById(R.id.khbf);
		msbf = (Button) this.findViewById(R.id.msbf);
		echf = (Button) this.findViewById(R.id.echf);
		
		khbf.setOnClickListener(this);
		msbf.setOnClickListener(this);
		echf.setOnClickListener(this);
		myApp = (MyApp) this.getApplication();
		share_obj = new Optsharepre_interface(Khbf.this);
	}

	@Override
	public void onClick(View v) {
		// TODO Auto-generated method stub
		if(v == khbf){
			myApp.setModuleName("sczf");
			startActivity(new Intent().setClass(this,Khlb.class));
		}else if(v == msbf){
			//String dwMode = new Optsharepre_interface(Khbf.this).getDataFromPres("DWMODE");
			myApp.setModuleName("msbf");
			share_obj.editPres("cjlx", "msbf");
			boolean flag = checkGpState();
			if (flag) {
				Intent stateService = new Intent(Khbf.this,
						GpsService.class);
				startService(stateService);
				startActivity(new Intent().setClass(this, Khcjlb.class));
			}
			/*if(dwMode.equals("1")){
				boolean flag = false;
				flag = checkGpState();
				if(flag){				
					Intent stateService = new Intent(Khbf.this, GpsService.class);
					startService(stateService);	
					startActivity(new Intent().setClass(this,Khcj.class));
				}	
			}		*/		
		}else if(v == echf){
			myApp.setModuleName("echf");
			startActivity(new Intent().setClass(this,Khlb.class));
		}
	}
	
	/**
	 * 检查GPS状态
	 */
	private boolean checkGpState() {
		boolean flag = false;
		LocationManager locMgr = (LocationManager) this
				.getSystemService(Context.LOCATION_SERVICE);
		if (!locMgr
				.isProviderEnabled(android.location.LocationManager.GPS_PROVIDER)) {
			new AlertDialog.Builder(Khbf.this).setMessage("GPS模块不可用，请打开GPS功能")
					.setPositiveButton("确定",
							new DialogInterface.OnClickListener() {
								public void onClick(

										DialogInterface dialoginterface, int i) {
									Intent intent = new Intent();
									intent
											.setAction(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
									intent
											.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
									startActivity(intent);
								}
							}).show();
		}else{
			flag = true;
		}
		return flag;
	}
	
	/**
	 * 检测并启动Gps搜星
	 */
	public void startGps(){		
		int gps_flag = new CheckState_interface(Khbf.this).checkGpState();
		if(gps_flag == 1){//GPS设备已打开
			Intent stateService = new Intent(Khbf.this, GpsService.class);
			startService(stateService);
		}else{//GPS设备未打开
			Toast.makeText(this, "GPS模块不可用，请打开GPS功能！",
					Toast.LENGTH_LONG).show();
		}
	}
}