Inline slider with header

Add a header to the slider slices to allow for a second line of text.
This is important to add more context to slices outside of settings.

Fixes: 80157462
Test: robotests
Merged-In: Ida90c9377afb19de320dfce54175f51eee088cfe
Change-Id: I1a1be345e84cbd9f300440e6431d4b331d051dac

src/com/android/settings/slices/SliceBuilderUtils.java

@@ -282,6 +282,7 @@ public class SliceBuilderUtils {
         final PendingIntent actionIntent = getSliderAction(context, sliceData);
         final PendingIntent contentIntent = getContentPendingIntent(context, sliceData);
         final IconCompat icon = IconCompat.createWithResource(context, sliceData.getIconResource());
+        final CharSequence subtitleText = getSubtitleText(context, controller, sliceData);
         @ColorInt final int color = Utils.getColorAccent(context);
         final SliceAction primaryAction = new SliceAction(contentIntent, icon,
                 sliceData.getTitle());
@@ -289,12 +290,14 @@ public class SliceBuilderUtils {
 
         return new ListBuilder(context, sliceData.getUri(), ListBuilder.INFINITY)
                 .setAccentColor(color)
-                .addInputRange(builder -> builder
+                .setHeader(builder -> builder
                         .setTitle(sliceData.getTitle())
+                        .setSubtitle(subtitleText)
+                        .setPrimaryAction(primaryAction))
+                .addInputRange(builder -> builder
                         .setMax(sliderController.getMaxSteps())
                         .setValue(sliderController.getSliderPosition())
-                        .setInputAction(actionIntent)
-                        .setPrimaryAction(primaryAction))
+                        .setInputAction(actionIntent))
                 .setKeywords(keywords)
                 .build();
     }