Create New Menuinflater Or Getmenuinflater() From Activity?
Solution 1:
They are very similar. Looking through the MenuInflator's source, the only thing it uses the context for is to access the resource files. So the specific context doesn't matter to the MenuInflator.
As for memory leaks, the article you reference says
The most obvious [way to avoid memory leaks] is to avoid escaping the context outside of its own scope
Unless you pass the MenuInflator (or Menu) to another class then it is contained in the activity and won't be leaked.
EDIT
In addition Activity.getMenuInflator()
is just a convenience method for new MenuInflator()
. In fact this is the method inside the Activity class:
public MenuInflater getMenuInflater() {
returnnew MenuInflater(this);
}
It is usually better to use convenience methods since they allow for the underlying implementation to change in future versions without you having to change your code. For example if the above method is modified to return a cached instance instead of creating a new one each time.
Solution 2:
You should use MenuInflater
instance that is passed to the method public void onCreateOptionsMenu(Menu menu, MenuInflater inflater)
(notice the 2nd argument)
There's no real difference, because normally you will "forget" it as soon as you finish using it, but why would you need to create one if you already have one from the arguments?
Solution 3:
Change from this :
MenuInflaterinflater= getMenuInflater();
To this:
MenuInflaterinflater= getActivity().getMenuInflater();
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