number of columns for ipad

LeCountdown/Views/ContentView.swift

@@ -8,7 +8,7 @@
 import SwiftUI
 import CoreData
 import Combine
-import CloudKit
+//import CloudKit
 
 class BoringContext : ObservableObject {
     
@@ -55,7 +55,9 @@ struct ContentView<T : AbstractTimer>: View {
 
     @Environment(\.managedObjectContext) private var viewContext
     
-//    @StateObject fileprivate var model: TimersModel = TimersModel()
+    #if os(iOS)
+    @Environment(\.horizontalSizeClass) private var horizontalSizeClass
+    #endif
     
     @FetchRequest(
         sortDescriptors: [NSSortDescriptor(keyPath: \T.order, ascending: true)],
@@ -69,15 +71,12 @@ struct ContentView<T : AbstractTimer>: View {
     
     fileprivate let itemSpacing: CGFloat = 10.0
 
-    private let columns: [GridItem] = [
-        GridItem(spacing: 10.0),
-        GridItem(spacing: 10.0),
-    ]
-    
     var body: some View {
         
+        let columns: [GridItem] = self._columns()
+        
         GeometryReader { reader in
-            let width: CGFloat = reader.size.width / 2 - 15.0
+            let width: CGFloat = reader.size.width / CGFloat(columns.count) - 15.0
             
             VStack {
                 
@@ -188,6 +187,22 @@ struct ContentView<T : AbstractTimer>: View {
         
     }
     
+    fileprivate func _columnCount() -> Int {
+        #if os(iOS)
+        if horizontalSizeClass == .compact {
+            return 2
+        } else {
+            return 3
+        }
+        #else
+        return 3
+        #endif
+    }
+    
+    fileprivate func _columns() -> [GridItem] {
+        return (0..<self._columnCount()).map { _ in GridItem(spacing: 10.0) }
+    }
+    
 //    fileprivate func _buildItemsList() {
 //
 //        var spots: [TimerSpot] = []

LeCountdown/Views/HomeView.swift

@@ -75,12 +75,12 @@ struct RegularHomeView: View {
 
 struct CompactHomeView_Previews: PreviewProvider {
     static var previews: some View {
-        CompactHomeView().previewDevice(PreviewDevice(rawValue: "iPhone 12 Pro"))
+        CompactHomeView()
     }
 }
 
 struct RegularHomeView_Previews: PreviewProvider {
     static var previews: some View {
-        RegularHomeView().previewDevice(PreviewDevice(rawValue: "iPad Pro (11-inch)"))
+        RegularHomeView()
     }
 }

LeCountdown/Views/PresetsView.swift

@@ -144,6 +144,7 @@ class PresetModel : ObservableObject {
 struct PresetsView: View {
 
     @Environment(\.managedObjectContext) private var viewContext
+    
     #if os(iOS)
     @Environment(\.horizontalSizeClass) private var horizontalSizeClass
     #endif
@@ -154,11 +155,6 @@ struct PresetsView: View {
     
     var tabSelection: Binding<Int>
 
-    private let columns: [GridItem] = [
-        GridItem(spacing: 10.0),
-        GridItem(spacing: 10.0),
-    ]
-
     fileprivate func _columnCount() -> Int {
         #if os(iOS)
         if horizontalSizeClass == .compact {