Add basic GUI support (#17)

2026-02-08 21:25:03 +00:00
parent 2340fd7652
commit f6fdd19f73
45 changed files with 1217 additions and 684 deletions
--- a/qml/Components/ClideEditor.qml
+++ b/qml/Components/ClideEditor.qml
@@ -0,0 +1,116 @@
+// SPDX-FileCopyrightText: 2026, Shaun Reed <shaunrd0@gmail.com>
+//
+// SPDX-License-Identifier: GNU General Public License v3.0 or later
+
+import QtQuick
+import QtQuick.Controls
+import QtQuick.Layouts
+
+import clide.module 1.0
+import Logger 1.0
+
+Rectangle {
+    color: RustColors.editor_background
+
+    RowLayout {
+        anchors.fill: parent
+
+        // We use a flickable to synchronize the position of the editor and
+        // the line numbers. This is necessary because the line numbers can
+        // extend the available height.
+        Flickable {
+            id: lineNumbers
+
+            Layout.fillHeight: true
+            Layout.fillWidth: false
+            // Calculating the width correctly is important as the number grows.
+            // We need to ensure space required to show N line number digits.
+            // We use log10 to find how many digits are needed in a line number.
+            // log10(9) ~= .95; log10(10) = 1.0; log10(100) = 2.0  ...etc
+            // We +1 to ensure space for at least 1 digit, as floor(1.95) = 1.
+            // The +10 is additional spacing and can be adjusted.
+            Layout.preferredWidth: fontMetrics.averageCharacterWidth * (Math.floor(Math.log10(textArea.lineCount)) + 1) + 10
+            contentY: editorFlickable.contentY
+            interactive: false
+
+            Column {
+                anchors.fill: parent
+                topPadding: textArea.topPadding
+
+                Repeater {
+                    id: repeatedLineNumbers
+
+                    // TODO: Bug where text wrapping shows as new line number.
+                    model: textArea.lineCount
+
+                    // This Item is used for each line number in the gutter.
+                    delegate: Item {
+                        required property int index
+
+                        // Calculates the height of each line in the text area.
+                        height: textArea.contentHeight / textArea.lineCount
+                        width: parent.width
+
+                        // Show the line number.
+                        Label {
+                            id: numbers
+
+                            color: RustColors.linenumber
+                            font: textArea.font
+                            height: parent.height
+                            horizontalAlignment: Text.AlignLeft
+                            text: parent.index + 1
+                            verticalAlignment: Text.AlignVCenter
+                            width: parent.width - indicator.width
+                        }
+                        // Draw an edge along the right side of the line number.
+                        Rectangle {
+                            id: indicator
+
+                            anchors.left: numbers.right
+                            color: RustColors.linenumber
+                            height: parent.height
+                            width: 1
+                        }
+                    }
+                }
+            }
+        }
+        Flickable {
+            id: editorFlickable
+
+            Layout.fillHeight: true
+            Layout.fillWidth: true
+            boundsBehavior: Flickable.StopAtBounds
+            height: 650
+
+            ScrollBar.horizontal: ClideScrollBar {
+            }
+            ScrollBar.vertical: ClideScrollBar {
+            }
+            TextArea.flickable: TextArea {
+                id: textArea
+
+                antialiasing: true
+                focus: true
+                persistentSelection: true
+                selectByMouse: true
+                selectedTextColor: RustColors.editor_highlighted_text
+                selectionColor: RustColors.editor_highlight
+                text: FileSystem.readFile(root.filePath)
+                textFormat: Qt.AutoText
+                wrapMode: TextArea.Wrap
+
+                onLinkActivated: function (link) {
+                    Qt.openUrlExternally(link);
+                }
+            }
+
+            FontMetrics {
+                id: fontMetrics
+
+                font: textArea.font
+            }
+        }
+    }
+}