|Related to : Item added to ActionBar programmatically|
|Changing Actionbar Background programmatically in one activity, changes in whole application|
What is your context here? If it is pointing to the Application, it
might do so. Try directly using
in your Activity or if you are calling from Fragment
|Added a UIViewController to storyboard but can't read it programmatically in xamarin ios|
It didn't require me to change anything. Just CLEAN THE SOLUTION and
DEBUG/RUN again and that worked for me.
But as @Dimitris wrote in the comment that it could have been an issue
with the casting. Then why i exactly it was a messing with the new
UIViewController and not the old ones and what did cleanup had to do
with it , that it runs fine till date after cleanup?
|ActionBar to my PreferenceActivity|
You can use PreferenceFragments in a ActionBarActivity instead.
PreferenceActivity is deprecated anyway.
|NullPointerException on ActionBar|
Since you're using ActionBarActivity (from support library), you need
to invoke the support method:
Edit-Reply to the comment:
In the same way you did:
However make sure to import only the ActionBar from the support
|Set up toolbar as actionbar in fragment|
ActionBar is an Activity property. If you want to set a toolbar from a
given fragment as the ActionBar of the owning Activity, then get the
Activity that owns the fragment (Fragment.getActivity()) and set its
Then juse use the same setDisplayHomeAsUpEnabled method you mentioned
to begin with on the ActionBar after setting your toolbar as the
ActionBar to get the back / up butt