how to hide menu items in android
//anywhere in your code
...
mState = HIDE_MENU; // setting state
invalidateOptionsMenu(); // now onCreateOptionsMenu(...) is called again
...
@Override
public boolean onCreateOptionsMenu(Menu menu)
{
// inflate menu from xml
MenuInflater inflater = getSupportMenuInflater();
inflater.inflate(R.menu.settings, menu);
if (mState == HIDE_MENU)
{
for (int i = 0; i < menu.size(); i++)
menu.getItem(i).setVisible(false);
}
}android studio remove navigation bar
protected void onResume() {
super.onResume();
View decorView = getWindow().getDecorView();
// Hides the status and navigation bar until the user clicks
// on the screeen.
int uiOptions = View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_FULLSCREEN;
decorView.setSystemUiVisibility(uiOptions);Copyright © 2021 Codeinu
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