if (isConnect(this)==false) {
final AlertDialog dlg = new AlertDialog.Builder(this).create();
dlg.show();
Window window = dlg.getWindow();
window.setContentView(R.layout.shrew_exit_dialog);
TextView title = (TextView) window.findViewById(R.id.title);
title.setText("请开启网络连接！");
Button ok = (Button) window.findViewById(R.id.btn_ok);
ok.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
Intent intent = new Intent("android.settings.WIRELESS_SETTINGS");
startActivityForResult(intent, 0); // 此为设置完成后返回到获取界面
dlg.cancel();
}
});
Button cancel = (Button) window.findViewById(R.id.btn_cancel);
cancel.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
finish();
}
});
}
public static boolean isConnect(Context context) {
// 获取手机所有连接管理对象（包括对wi-fi,net等连接的管理）
try {
ConnectivityManager connectivity = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
if (connectivity != null) {
// 获取网络连接管理的对象
NetworkInfo info = connectivity.getActiveNetworkInfo();
if (info != null&& info.isConnected()) {
// 判断当前网络是否已经连接
if (info.getState() == NetworkInfo.State.CONNECTED) {
return true;
}
}
}
} catch (Exception e) {
//TODO: handle exception
Log.v("error",e.toString());
}
return false;
}