@Override
protected void onResume() {
super.onResume();
updateOrderedDishCount();
if (mDishLstAdapter != null) {
mDishLstAdapter.notifyDataSetChanged();
}
}
private void updateDishes(final int position) {
mDishes.clear();
mDishLstAdapter.notifyDataSetChanged();
new Thread() {
public void run() {
int ret =
mDishes.setCategory(
mCategories.getCategoryId(position), mCategories.getTableName(position));
handler.sendEmptyMessage(ret);
}
}.start();
}
public void handleMessage(Message msg) {
if (msg.what < 0) {
switch (msg.what) {
case ErrorNum.DB_BROKEN:
errorAccurDlg("菜谱数据损坏,请更新菜谱!", FINISH_ACTIVITY);
break;
default:
Toast.makeText(MenuActivity.this, "服务器开小差了,系统将显示全部菜单.", Toast.LENGTH_SHORT).show();
}
}
mDishLstAdapter.notifyDataSetChanged();
}
private void updateDishQuantity(final int position, final int quantity) {
if (quantity < 0) {
new Thread() {
public void run() {
int ret = mMyOrder.minus(mDishes.getDish(position), -quantity);
minushandler.sendEmptyMessage(ret);
}
}.start();
} else {
mMyOrder.add(position, quantity);
}
updateOrderedDishCount();
mDishLstAdapter.notifyDataSetChanged();
}
public void handleMessage(Message msg) {
mpDialog.cancel();
if (msg.what < 0) {
errorAccurDlg("删除失败", DO_NOTHING);
} else {
switch (msg.what) {
case 0:
updateOrderedDishCount();
mDishLstAdapter.notifyDataSetChanged();
break;
default:
mpDialog.setMessage("正在删除...");
mpDialog.show();
}
}
}
public void onClick(View v) {
final int position = Integer.parseInt(v.getTag().toString());
mMyOrder.add(mDishes.getDish(position), 1, Info.getTableId(), 0);
updateOrderedDishCount();
mDishLstAdapter.notifyDataSetChanged();
}
