Add IndentPicker

Author: hi2gage

Example/CodeEditSourceEditorExample/CodeEditSourceEditorExample.xcodeproj/project.pbxproj

@@ -7,6 +7,7 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		1CB30C3A2DAA1C28008058A7 /* IndentPicker.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1CB30C392DAA1C28008058A7 /* IndentPicker.swift */; };
 		61621C612C74FB2200494A4A /* CodeEditSourceEditor in Frameworks */ = {isa = PBXBuildFile; productRef = 61621C602C74FB2200494A4A /* CodeEditSourceEditor */; };
 		61CE772F2D19BF7D00908C57 /* CodeEditSourceEditor in Frameworks */ = {isa = PBXBuildFile; productRef = 61CE772E2D19BF7D00908C57 /* CodeEditSourceEditor */; };
 		61CE77322D19BFAA00908C57 /* CodeEditSourceEditor in Frameworks */ = {isa = PBXBuildFile; productRef = 61CE77312D19BFAA00908C57 /* CodeEditSourceEditor */; };
@@ -22,6 +23,7 @@
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
+		1CB30C392DAA1C28008058A7 /* IndentPicker.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = IndentPicker.swift; sourceTree = "<group>"; };
 		6C13652A2B8A7B94004A1D18 /* CodeEditSourceEditorExample.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = CodeEditSourceEditorExample.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		6C13652D2B8A7B94004A1D18 /* CodeEditSourceEditorExampleApp.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CodeEditSourceEditorExampleApp.swift; sourceTree = "<group>"; };
 		6C13652F2B8A7B94004A1D18 /* CodeEditSourceEditorExampleDocument.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CodeEditSourceEditorExampleDocument.swift; sourceTree = "<group>"; };
@@ -114,6 +116,7 @@
 			children = (
 				6C1365312B8A7B94004A1D18 /* ContentView.swift */,
 				6C1365452B8A7F2D004A1D18 /* LanguagePicker.swift */,
+				1CB30C392DAA1C28008058A7 /* IndentPicker.swift */,
 			);
 			path = Views;
 			sourceTree = "<group>";
@@ -208,6 +211,7 @@
 				6C1365302B8A7B94004A1D18 /* CodeEditSourceEditorExampleDocument.swift in Sources */,
 				6C13652E2B8A7B94004A1D18 /* CodeEditSourceEditorExampleApp.swift in Sources */,
 				6C1365442B8A7EED004A1D18 /* String+Lines.swift in Sources */,
+				1CB30C3A2DAA1C28008058A7 /* IndentPicker.swift in Sources */,
 				6C1365322B8A7B94004A1D18 /* ContentView.swift in Sources */,
 				6C1365462B8A7F2D004A1D18 /* LanguagePicker.swift in Sources */,
 			);

Example/CodeEditSourceEditorExample/CodeEditSourceEditorExample/Views/ContentView.swift

@@ -26,6 +26,7 @@ struct ContentView: View {
     @State private var isInLongParse = false
     @State private var settingsIsPresented: Bool = false
     @State private var treeSitterClient = TreeSitterClient()
+    @State private var indentOption: IndentOption = .spaces(count: 4)
 
     init(document: Binding<CodeEditSourceEditorExampleDocument>, fileURL: URL?) {
         self._document = document
@@ -40,6 +41,7 @@ struct ContentView: View {
                 theme: theme,
                 font: font,
                 tabWidth: 4,
+                indentOption: indentOption,
                 lineHeight: 1.2,
                 wrapLines: wrapLines,
                 cursorPositions: $cursorPositions,
@@ -85,6 +87,8 @@ struct ContentView: View {
                         .frame(height: 12)
                     LanguagePicker(language: $language)
                         .buttonStyle(.borderless)
+                    IndentPicker(indentOption: $indentOption, enabled: document.text.isEmpty)
+                        .buttonStyle(.borderless)
                 }
                 .font(.subheadline)
                 .fontWeight(.medium)

Example/CodeEditSourceEditorExample/CodeEditSourceEditorExample/Views/IndentPicker.swift

@@ -0,0 +1,42 @@
+import SwiftUI
+import CodeEditSourceEditor
+
+struct IndentPicker: View {
+    @Binding var indentOption: IndentOption
+    let enabled: Bool
+
+    private let possibleIndents: [IndentOption] = [
+        .spaces(count: 4),
+        .spaces(count: 2),
+        .tab
+    ]
+
+    var body: some View {
+        Picker(
+            "Indent",
+            selection: $indentOption
+        ) {
+            ForEach(possibleIndents, id: \.optionDescription) { indent in
+                Text(indent.optionDescription)
+                    .tag(indent)
+            }
+        }
+        .labelsHidden()
+        .disabled(!enabled)
+    }
+}
+
+extension IndentOption {
+    var optionDescription: String {
+        switch self {
+        case .spaces(count: let count):
+            return "Spaces (\(count))"
+        case .tab:
+            return "Tab"
+        }
+    }
+}
+
+#Preview {
+    IndentPicker(indentOption: .constant(.spaces(count: 4)), enabled: true)
+}

Sources/CodeEditSourceEditor/Enums/IndentOption.swift

@@ -6,7 +6,7 @@
 //
 
 /// Represents what to insert on a tab key press.
-public enum IndentOption: Equatable {
+public enum IndentOption: Equatable, Hashable {
     case spaces(count: Int)
     case tab