Android 数据库与MapView总结

核心提示：setIcon(android.R.drawable.ic_menu_add);menu.add(idGroup1, MENU_DRAW, orderItem3, R.string.str_manu3).setIcon(R.drawable.hipposmall);return super.onCreateOption

setIcon(android.R.drawable.ic_menu_add);

menu.add(idGroup1, MENU_DRAW, orderItem3, R.string.str_manu3).

setIcon(R.drawable.hipposmall);

return super.onCreateOptionsMenu(menu);

}

@Override

public boolean onMenuItemSelected(int featureId, MenuItem item)

{

// TODO Auto-generated method stub

Intent intent = new Intent();

switch(item.getItemId())

{

case (MENU_ADD):

/* 前往新建餐厅功能 */

if(dbHelper!=null &&

dbHelper.getReadableDatabase().isOpen())

{

dbHelper.close();

}

intent.setClass(EX10_06_03.this, EX10_06_02.class);

startActivity(intent);

finish();

break;

case (MENU_DRAW):

/* 前往系统随机数选择餐厅功能 */

if(dbHelper!=null &&

dbHelper.getReadableDatabase().isOpen())

{

dbHelper.close();

}

intent.setClass(EX10_06_03.this, EX10_06_04.class);

startActivity(intent);

finish();

break;

}

return super.onMenuItemSelected(featureId, item);

}

@Override

protected void onResume()

{

// TODO Auto-generated method stub

super.onResume();

}

@Override

protected void onPause()

{

// TODO Auto-generated method stub

super.onPause();

}

@Override

protected void onDestroy()

{

// TODO Auto-generated method stub

if(dbHelper!=null &&

dbHelper.getReadableDatabase().isOpen())

{

dbHelper.close();

}

super.onDestroy();

}

}

package irdc.ex10_06;

import java.util.ArrayList;