themes used in different places

Author: tornikegomareli

Sources/GitDiffExample/ThemesView.swift

@@ -0,0 +1,107 @@
+import SwiftUI
+import gitdiff
+
+struct ThemesView: View {
+    @State private var selectedTheme: DiffTheme = .github
+    
+    var body: some View {
+        NavigationView {
+            VStack {
+                ScrollView(.horizontal, showsIndicators: false) {
+                    HStack(spacing: 12) {
+                        ThemeButton(theme: .github, label: "GitHub", isSelected: isGitHub) {
+                            selectedTheme = .github
+                        }
+                        ThemeButton(theme: .gitlab, label: "GitLab", isSelected: isGitLab) {
+                            selectedTheme = .gitlab
+                        }
+                        ThemeButton(theme: .vsCodeLight, label: "VS Code Light", isSelected: isVSCodeLight) {
+                            selectedTheme = .vsCodeLight
+                        }
+                        ThemeButton(theme: .vsCodeDark, label: "VS Code Dark", isSelected: isVSCodeDark) {
+                            selectedTheme = .vsCodeDark
+                        }
+                        ThemeButton(theme: .xcodeLight, label: "Xcode Light", isSelected: isXcodeLight) {
+                            selectedTheme = .xcodeLight
+                        }
+                        ThemeButton(theme: .xcodeDark, label: "Xcode Dark", isSelected: isXcodeDark) {
+                            selectedTheme = .xcodeDark
+                        }
+                    }
+                    .padding()
+                }
+                
+                ScrollView {
+                    VStack(alignment: .leading, spacing: 20) {
+                        Text("Theme: \(themeName)")
+                            .font(.headline)
+                            .padding(.horizontal)
+                        
+                        DiffRenderer(diffText: sampleDiff)
+                            .diffTheme(selectedTheme)
+                            .padding()
+                    }
+                }
+            }
+            .navigationTitle("Themes")
+            .navigationBarTitleDisplayMode(.inline)
+        }
+    }
+    
+    private var themeName: String {
+        switch selectedTheme {
+        case .github: return "GitHub"
+        case .gitlab: return "GitLab"
+        case .vsCodeLight: return "VS Code Light"
+        case .vsCodeDark: return "VS Code Dark"
+        case .xcodeLight: return "Xcode Light"
+        case .xcodeDark: return "Xcode Dark"
+        default: return "Custom"
+        }
+    }
+    
+    private var isGitHub: Bool { selectedTheme == .github }
+    private var isGitLab: Bool { selectedTheme == .gitlab }
+    private var isVSCodeLight: Bool { selectedTheme == .vsCodeLight }
+    private var isVSCodeDark: Bool { selectedTheme == .vsCodeDark }
+    private var isXcodeLight: Bool { selectedTheme == .xcodeLight }
+    private var isXcodeDark: Bool { selectedTheme == .xcodeDark }
+    
+    private let sampleDiff = """
+    diff --git a/Theme.swift b/Theme.swift
+    index 1234567..abcdefg 100644
+    --- a/Theme.swift
+    +++ b/Theme.swift
+    @@ -5,7 +5,9 @@ struct Theme {
+         let primaryColor: Color
+         let secondaryColor: Color
+         
+    -    static let light = Theme(
+    +    /// Light theme with blue accent
+    +    static let light = Theme(
+             primaryColor: .blue,
+    -        secondaryColor: .gray
+    +        secondaryColor: .gray,
+    +        backgroundColor: .white
+         )
+    """
+    
+    private struct ThemeButton: View {
+        let theme: DiffTheme
+        let label: String
+        let isSelected: Bool
+        let action: () -> Void
+        
+        var body: some View {
+            Button(action: action) {
+                Text(label)
+                    .font(.caption)
+                    .padding(.horizontal, 12)
+                    .padding(.vertical, 8)
+                    .background(isSelected ? Color.accentColor : Color(UIColor.systemGray5))
+                    .foregroundColor(isSelected ? .white : .primary)
+                    .cornerRadius(8)
+            }
+        }
+    }
+}