[英]onCreateOptionsMenu showing alwasy as action with a menu that i have created programatically
以下是我如何以編程方式創建菜單
@Override
public void onCreateOptionsMenu(@NonNull Menu menu, @NonNull MenuInflater inflater) {
super.onCreateOptionsMenu(menu, inflater);
menu.add(0, 0, 0, new SetUpClass().menuInitializer(
Objects.requireNonNull(ContextCompat.getDrawable(requireActivity(),R.drawable.ic_cart)),
getResources().getString(R.string.cart)));
}
下面是我在 SetUpClass 中的 menuInitializer 方法
public class SetUpClass {
public CharSequence menuInitializer(Drawable drawable, String title) {
drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight());
SpannableString spannableString = new SpannableString(" " + title);
ImageSpan imageSpan = new ImageSpan(drawable, ImageSpan.ALIGN_BOTTOM);
spannableString.setSpan(imageSpan, 0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
return spannableString;
}
}
如何使以編程方式創建的菜單始終顯示為操作,例如使用 xml 菜單時,如下所示
app:showAsAction="always"
使用MenuItem.SHOW_AS_ACTION_ALWAYS
將菜單項設置為始終可見
@Override
public void onCreateOptionsMenu(@NonNull Menu menu, @NonNull MenuInflater inflater) {
super.onCreateOptionsMenu(menu, inflater);
MenuItem menuItem = menu.add(0, 0, 0, new SetUpClass().menuInitializer(
Objects.requireNonNull(ContextCompat.getDrawable(requireActivity(),R.drawable.ic_cart)),
getResources().getString(R.string.cart)));
menuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
}
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