ikarius
ikarius

Reputation: 347

ActionBarSherlock - actionbar custom background with divider

I'm implementing ActionBarsherlock and I want to change the actionbar background.

I override the properties but the blue divider dissapear. How can I use custom background with the blue divider?

<style name="Theme.MyTheme" parent="Theme.Sherlock.ForceOverflow">
    <item name="actionBarStyle">@style/Widget.MyTheme.ActionBar</item>
    <item name="android:actionBarStyle">@style/Widget.MyTheme.ActionBar</item>
</style>

<style name="Widget.MyTheme.ActionBar" parent="Widget.Sherlock.ActionBar">
    <item name="android:background">#ff3e3f3d</item>
    <item name="background">#ff3e3f3d</item>
</style>

Upvotes: 31

Views: 22898

Answers (4)

Jordy
Jordy

Reputation: 1804

Just an update on the answer provided by DanielGrech. It's also possible to use your own custom graphic at the bottom of the actionbar. Like this:

    <?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
    <!-- Bottom Line with custom graphic instead of a solid color-->
    <item android:drawable="@drawable/bar">
          <shape android:shape="rectangle"/>
    </item>

    <!-- Color of your action bar -->
    <item android:bottom="2dip">
        <shape android:shape="rectangle">
            <solid android:color="@color/action_bar_color" />
        </shape>
    </item>
</layer-list>

Upvotes: 3

kzotin
kzotin

Reputation: 5365

http://jgilfelt.github.io/android-actionbarstylegenerator/

This project can be used to generate ActionBar style you need.

Upvotes: 17

DanielGrech
DanielGrech

Reputation: 1402

For anyone who (like me) doesn't enjoy playing around with 9-patch images, you can get the divider at the bottom of the action bar using an xml drawable:

<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
    <!-- Bottom Line -->
    <item>
        <shape android:shape="rectangle">
            <solid android:color="@color/action_bar_line_color" />
        </shape>
    </item>

    <!-- Color of your action bar -->
    <item android:bottom="2dip">
        <shape android:shape="rectangle">
            <solid android:color="@color/action_bar_color" />
        </shape>
    </item>
</layer-list>

Save this as drawable/action_bar_background.xml, Then apply it in your theme:

<style name="Widget.MyTheme.ActionBar" parent="Widget.Sherlock.ActionBar">
    <item name="android:background">@drawable/action_bar_background</item>
    <item name="background">@drawable/action_bar_background</item>
</style>

Upvotes: 76

Jake Wharton
Jake Wharton

Reputation: 76115

The blue divider is the background by default. It's a 9-patch drawable which will ensure the line always appears at the bottom of the action bar regardless of its height.

For your situation I would copy the default background .pngs from Android and then modify them so that the expandable section of the 9-patch is your target background color. This will fill the action bar with your desired color while maintaining the blue border at the bottom.

Upvotes: 7

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