Added scroll background config

Author: benedom

README.md

@@ -120,13 +120,15 @@ You can also configure `AutoResizingSheet` by passing a `AutoResizingSheetConfig
 | `scrollable` | `Bool`: Should the content be wrapped inside a scroll view. Defaults to `true`. |
 | `showGrabber` | `Bool`: If the grabber should be shown. Defaults to `true`. |
 | `extendableToFullSize` | `Bool`: If the sheet is extendable  to full size using the grabber. Defaults to `true`, will be `false` if `showGrabber` is `false`. |
+| `scrollBackground` | `UIColor`: If scrollable, defines the background color of the `ScrollView`. Defaults to `.clear`. |
 
 Create a configuration like this:
 ```swift
 let configuration = AutoResizingSheetConfiguration(
     scrollable: true,
     showGrabber: true,
-    extendableToFullSize: true
+    extendableToFullSize: true,
+    scrollBackground: .clear
 )
 ```
 

Sources/AutoResizingSheet/Models/AutoResizingSheetConfiguration.swift

@@ -5,6 +5,7 @@ public struct AutoResizingSheetConfiguration {
     public var scrollable: Bool
     public var showGrabber: Bool
     public var extendableToFullSize: Bool
+    public var scrollBackground: UIColor
 
     /// Creates a new instance of `AutoResizingSheetConfiguration`.
     /// 
@@ -17,14 +18,18 @@ public struct AutoResizingSheetConfiguration {
     ///                            Defaults to `true`.
     ///   - extendableToFullSize: If the sheet is extendable  to full size using the grabber.
     ///                            Defaults to `true`, will be `false` if `showGrabber` is `false`.
+    ///   - scrollBackground: If scrollable, defines the background color of the `ScrollView`.
+    ///                            Defaults to `.clear`.
     ///
     public init(
         scrollable: Bool = true,
         showGrabber: Bool = true,
-        extendableToFullSize: Bool = true
+        extendableToFullSize: Bool = true,
+        scrollBackground: UIColor = .clear
     ) {
         self.scrollable = scrollable
         self.showGrabber = showGrabber
+        self.scrollBackground = scrollBackground
         if !showGrabber {
             self.extendableToFullSize = false
         } else {

Sources/AutoResizingSheet/ViewModifiers/AutoResizingSheetViewModifier.swift

@@ -36,6 +36,7 @@ struct AutoResizingSheetViewModifier<SheetContent: View>: ViewModifier {
                                 updateDetents(newHeigh: newSize.height)
                             }
                     }
+                    .background(Color(configuration.scrollBackground))
                 } else {
                     sheetContent()
                         .presentationDetents(detents, selection: $selectedDetent)