Android: how to hide ActionBar on certain activities

Question

I\'ve developed a simple demo application with a splash screen a map and some regular screens.

I have an action bar at the top that contains a logo. It all looks fin

Answer 1

Check for padding attribute if the issue still exists after changing theme.

Padding Issue creating a white space on top of fragment window / app window

Once you remove the padding - top value automatically the white space is removed.

Answer 2

Apply the following in your Theme for the Activity in AndroidManifest.xml:

<activity android:name=".DashboardActivity"
        android:theme="@style/AppFullScreenTheme">
        <intent-filter>
            <action android:name="android.intent.action.MAIN" />

            <category android:name="android.intent.category.LAUNCHER" />
        </intent-filter>
    </activity>

Then Apply the following in your Style in style.xml

<style name="AppFullScreenTheme" parent="Theme.AppCompat.Light.NoActionBar">
    <item name="android:windowNoTitle">true</item>
    <item name="android:windowActionBar">false</item>
    <item name="android:windowFullscreen">true</item>
    <item name="android:windowContentOverlay">@null</item>
</style>

Answer 3

// Hide the ActionBar on top

// Add this code into java file

    ActionBar actionBar=getSupportActionBar();
    actionBar.hide();

Answer 4

1.Go to your manifest.xml file.

2.Find the activity tag for which you want to hide your ActionBar and then add ,

android:theme="@style/Theme.AppCompat.NoActionBar"

           <activity
            android:name=".MainActivity"
            android:theme="@style/Theme.AppCompat.NoActionBar"
            >

Answer 5

If you want to get full screen without actionBar and Title.

Add it in style.xml

<style name="AppTheme.NoActionBar" parent="Theme.AppCompat.Light.DarkActionBar">
      <item name="windowActionBar">false</item>
      <item name="windowNoTitle">true</item>
      <item name="android:windowFullscreen">true</item>
</style>

and use the style at activity of manifest.xml.

<activity ....
      android:theme="@style/AppTheme.NoActionBar" > ......
</activity> 

Answer 6

Replace AndroidManifest.xml

android:theme="@style/FullscreenTheme"

to

android:theme="@style/Theme.Design.NoActionBar"