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https://stackoverflow.com/questions/31955171/invalidateoptionsmenu-does-not-work-with-appcompatactivity
I switched my Activity to a AppCompatActivity and now calling invalidateOptionsMenu() in onOptionsItemSelected() no longer updates the Menu items as they did before.onPrepareOptionsMenu() is not called. I added the following dependency. compile "com.android.support:appcompat-v7:22.2.1" And updated my Activity to a AppCompatActivity (note only the first call to invalidateOptionsMenu() …
https://developer.android.com/reference/android/support/v4/app/ActivityCompat
The Activity method invalidateOptionsMenu forces the entire menu to be destroyed and recreated from onCreateOptionsMenu(android.view.Menu), offering a similar though heavier-weight opportunity to change the menu's contents. Normally this functionality is used to support a …boolean: equals(Object arg0)
https://developer.android.com/reference/android/support/v13/app/ActivityCompat
This package is part of the Android support library which is no longer maintained. The support library has been superseded by AndroidX which is part of Jetpack.We recommend using the AndroidX libraries in all new projects. You should also consider migrating existing projects to AndroidX.boolean: equals(Object arg0)
https://developer.android.com/topic/libraries/support-library/packages
The Android Support Library contains several library packages that can be included in your application. Each of these libraries supports a specific range of Android platform versions and set of features. This guide explains the important features and…
https://developer.android.com/reference/android/support/v7/app/AppCompatActivity
Base class for activities that use the support library action bar features. You can add an ActionBar to your activity when running on API level 7 or higher by extending this class for your activity and setting the activity theme to Theme.AppCompat or a similar theme.
https://www.blackcj.com/blog/2013/07/31/invalidate-options-menu-with-actionbaractivity/
Jul 31, 2013 · Problem: The latest support library brings ActionBar support all the way back to Android 2.1 (API level 7) but the invalidateOptionsMenu function is only supported in API 11 and higher.If you want to hide an icon or change the look of the menu, your app needs to refresh the options menu.
https://www.howtobuildsoftware.com/index.php/how-do/SqA/android-studio-navigation-drawer-actionbardrawertoggle-deprecated-actionbardrawertoggle
I was trying to implement the android.support.v4.app.ActionBarDrawerToggle in my app; since this class is deprecated . This class is deprecated. Please use ActionBarDrawerToggle in support-v7-appcompat. I've switched to android.support.v7.app.ActionBarDrawerToggle . Before I could call the constructor in this way:
https://github.com/AndroidDeveloperLB/MaterialPreferenceLibrary/blob/master/material_preferences_library/src/main/java/com/lb/material_preferences_library/AppCompatPreferenceActivity.java
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https://androidx.de/androidx/appcompat/app/AppCompatActivity.html
Set a to act as the ActionBar for this Activity window. When set to a non-null value the AppCompatActivity method will return an ActionBar object that can be used to control the given toolbar as if it were a traditional window decor action bar. The toolbar's menu will be populated with the Activity's options menu and the navigation button will be wired through the standard menu select action.
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