在我点击选项菜单上的 NearBy 按钮后,我很难理解为什么我的代码没有进入 try 语句。它进入黑屏,但 IN NEAR CASE 字符串未显示在 Eclipse 中的 logcat 或 Android 手机上的 aLogCat 的输出中?我究竟做错了什么?
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Bundle;
import android.util.Base64;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageButton;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
public class ProfileActivity extends Activity {
private static final int NEAR = Menu.FIRST;
public boolean onCreateOptionsMenu(Menu menu) {
menu.add(0, NEAR, 0, "NearBy").setIcon(android.R.drawable.ic_menu_info_details);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case NEAR:
try {
Log.e(LOG_TAG,"IN NEAR CASE");
Intent myIntent = new Intent(ProfileActivity.this,
AndroidClient.class);
} catch (NumberFormatException nfe) {
nfe.printStackTrace();
Toast.makeText(this, "Value Age is not correct", Toast.LENGTH_LONG).show();
} catch (NullPointerException npe) {
npe.printStackTrace();
Toast.makeText(this, "Error", Toast.LENGTH_LONG).show();
}
break;
}
return true;
}
}