taler-ios

commit bdde64c537200d21d9789afaebcc92fcb53835f6
parent 50348b69d2373edde55289f01e7f10e83382ec97
Author: Marc Stibane <marc@taler.net>
Date:   Sat,  6 Sep 2025 22:15:50 +0200

Binding+convert

Diffstat:
A
TalerWallet1/Helper/Binding+convert.swift
 | 
44
++++++++++++++++++++++++++++++++++++++++++++

1 file changed, 44 insertions(+), 0 deletions(-)
diff --git a/TalerWallet1/Helper/Binding+convert.swift b/TalerWallet1/Helper/Binding+convert.swift
@@ -0,0 +1,44 @@
+//  MIT License
+//  Copyright https://stackoverflow.com/users/168179/mark-a-donohoe
+//  https://stackoverflow.com/questions/65736518/how-do-i-create-a-slider-in-swiftui-bound-to-an-int-type-property
+//
+//  Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+//  and associated documentation files (the "Software"), to deal in the Software without restriction,
+//  including without limitation the rights to use, copy, modify, merge, publish, distribute,
+//  sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
+//  furnished to do so, subject to the following conditions:
+//
+//  The above copyright notice and this permission notice shall be included in all copies or
+//  substantial portions of the Software.
+//
+//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+//  BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+//  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+//  DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+import SwiftUI
+
+public extension Binding {
+
+    static func convert<TInt, TFloat>(_ intBinding: Binding<TInt>) -> Binding<TFloat>
+    where TInt:   BinaryInteger,
+          TFloat: BinaryFloatingPoint{
+
+              Binding<TFloat> (
+                get: { TFloat(intBinding.wrappedValue) },
+                set: { intBinding.wrappedValue = TInt($0) }
+              )
+          }
+
+    static func convert<TFloat, TInt>(_ floatBinding: Binding<TFloat>) -> Binding<TInt>
+    where TFloat: BinaryFloatingPoint,
+          TInt:   BinaryInteger {
+
+              Binding<TInt> (
+                get: { TInt(floatBinding.wrappedValue) },
+                set: { floatBinding.wrappedValue = TFloat($0) }
+              )
+          }
+}