[Refactor/#44] sceneWidth, sceneHeight를 EnvironmentKey로 사용할 수 있도록 변경한다

DevLog/UI/Extension/EnvironmentValues+.swift

@@ -8,11 +8,18 @@
 import SwiftUI
 
 extension EnvironmentValues {
-
     var safeAreaInsets: EdgeInsets {
         self[SafeAreaInsetsKey.self]
     }
 
+    var sceneWidth: CGFloat {
+        self[SceneWidthKey.self]
+    }
+
+    var sceneHeight: CGFloat {
+        self[SceneHeightKey.self]
+    }
+
     private struct SafeAreaInsetsKey: EnvironmentKey {
         static var defaultValue: EdgeInsets {
             guard let windowScene = UIApplication.shared.connectedScenes.first as? UIWindowScene,
@@ -22,6 +29,24 @@ extension EnvironmentValues {
             return window.safeAreaInsets.insets
         }
     }
+
+    private struct SceneWidthKey: EnvironmentKey {
+        static var defaultValue: CGFloat {
+            guard let windowScene = UIApplication.shared.connectedScenes.first as? UIWindowScene else {
+                return UIScreen.main.bounds.width
+            }
+            return windowScene.screen.bounds.width
+        }
+    }
+
+    private struct SceneHeightKey: EnvironmentKey {
+        static var defaultValue: CGFloat {
+            guard let windowScene = UIApplication.shared.connectedScenes.first as? UIWindowScene else {
+                return UIScreen.main.bounds.height
+            }
+            return windowScene.screen.bounds.height
+        }
+    }
 }
 
 extension UIEdgeInsets {

DevLog/UI/Extension/View+.swift

@@ -8,28 +8,6 @@
 import SwiftUI
 
 extension View {
-    var sceneWidth: CGFloat {
-        guard let windowScene = UIApplication.shared.connectedScenes.first as? UIWindowScene
-        else { return UIScreen.main.bounds.width }
-
-        return windowScene.screen.bounds.width
-    }
-
-    var sceneHeight: CGFloat {
-        guard let windowScene = UIApplication.shared.connectedScenes.first as? UIWindowScene
-        else { return UIScreen.main.bounds.height }
-
-        return windowScene.screen.bounds.height
-    }
-
-    var safeAreaInsets: UIEdgeInsets {
-        guard let windowScene = UIApplication.shared.connectedScenes.first as? UIWindowScene,
-              let window = windowScene.windows.first
-        else { return UIEdgeInsets.zero }
-
-        return window.safeAreaInsets
-    }
-
     @ViewBuilder
     func adaptiveButtonStyle(_ color: Color? = nil) -> some View {
         if #available(iOS 26.0, *), color == nil {

DevLog/UI/Home/HomeView.swift

@@ -9,6 +9,7 @@ import SwiftUI
 
 struct HomeView: View {
     @Environment(\.diContainer) var container: any DIContainer
+    @Environment(\.sceneWidth) var sceneWidth: CGFloat
     @StateObject private var router = NavigationRouter()
     @StateObject var viewModel: HomeViewModel
 

DevLog/UI/Home/TodoEditorView.swift

@@ -11,6 +11,7 @@ import SwiftUI
 
 struct TodoEditorView: View {
     @StateObject var viewModel: TodoEditorViewModel
+    @Environment(\.safeAreaInsets) private var safeAreaInsets
     @Environment(\.dismiss) private var dismiss
     @FocusState private var field: Field?
     @State private var showDueDatePicker: Bool = false

DevLog/UI/Login/LoginView.swift

@@ -10,6 +10,7 @@ import SwiftUI
 struct LoginView: View {
     @StateObject var viewModel: LoginViewModel
     @Environment(\.colorScheme) var colorScheme
+    @Environment(\.sceneWidth) var sceneWidth
 
     var body: some View {
         ZStack {