Fix for the ListTile horizontalTitleGap calculation introduced with PR #64222. (#70149)

packages/flutter/lib/src/material/list_tile.dart

@@ -1404,7 +1404,7 @@ class _RenderListTile extends RenderBox {
        _textDirection = textDirection,
        _titleBaselineType = titleBaselineType,
        _subtitleBaselineType = subtitleBaselineType,
-       _horizontalTitleGap = horizontalTitleGap + visualDensity.horizontal * 2.0,
+       _horizontalTitleGap = horizontalTitleGap,
        _minVerticalPadding = minVerticalPadding,
        _minLeadingWidth = minLeadingWidth;
 
@@ -1519,6 +1519,7 @@ class _RenderListTile extends RenderBox {
 
   double get horizontalTitleGap => _horizontalTitleGap;
   double _horizontalTitleGap;
+  double get _effectiveHorizontalTitleGap => _horizontalTitleGap + visualDensity.horizontal * 2.0;
 
   set horizontalTitleGap(double value) {
     assert(value != null);
@@ -1602,7 +1603,7 @@ class _RenderListTile extends RenderBox {
   @override
   double computeMinIntrinsicWidth(double height) {
     final double leadingWidth = leading != null
-      ? math.max(leading!.getMinIntrinsicWidth(height), _minLeadingWidth) + _horizontalTitleGap
+      ? math.max(leading!.getMinIntrinsicWidth(height), _minLeadingWidth) + _effectiveHorizontalTitleGap
       : 0.0;
     return leadingWidth
       + math.max(_minWidth(title, height), _minWidth(subtitle, height))
@@ -1612,7 +1613,7 @@ class _RenderListTile extends RenderBox {
   @override
   double computeMaxIntrinsicWidth(double height) {
     final double leadingWidth = leading != null
-      ? math.max(leading!.getMaxIntrinsicWidth(height), _minLeadingWidth) + _horizontalTitleGap
+      ? math.max(leading!.getMaxIntrinsicWidth(height), _minLeadingWidth) + _effectiveHorizontalTitleGap
       : 0.0;
     return leadingWidth
       + math.max(_maxWidth(title, height), _maxWidth(subtitle, height))
@@ -1708,10 +1709,10 @@ class _RenderListTile extends RenderBox {
     );
 
     final double titleStart = hasLeading
-      ? math.max(_minLeadingWidth, leadingSize.width) + _horizontalTitleGap
+      ? math.max(_minLeadingWidth, leadingSize.width) + _effectiveHorizontalTitleGap
       : 0.0;
     final double adjustedTrailingWidth = hasTrailing
-        ? math.max(trailingSize.width + _horizontalTitleGap, 32.0)
+        ? math.max(trailingSize.width + _effectiveHorizontalTitleGap, 32.0)
         : 0.0;
     final BoxConstraints textConstraints = looseConstraints.tighten(
       width: tileWidth - titleStart - adjustedTrailingWidth,

packages/flutter/test/material/list_tile_test.dart

@@ -1929,6 +1929,54 @@ void main() {
     expect(right('title'), 728.0);
   });
 
+  testWidgets('ListTile horizontalTitleGap with visualDensity', (WidgetTester tester) async {
+    Widget buildFrame({
+      double? horizontalTitleGap,
+      VisualDensity? visualDensity
+    }) {
+      return MediaQuery(
+        data: const MediaQueryData(
+          padding: EdgeInsets.zero,
+          textScaleFactor: 1.0,
+        ),
+        child: Directionality(
+          textDirection: TextDirection.ltr,
+          child: Material(
+            child: Container(
+              alignment: Alignment.topLeft,
+              child: ListTile(
+                visualDensity: visualDensity,
+                horizontalTitleGap: horizontalTitleGap,
+                leading: const Text('L'),
+                title: const Text('title'),
+                trailing: const Text('T'),
+              ),
+            ),
+          ),
+        ),
+      );
+    }
+
+    double left(String text) => tester.getTopLeft(find.text(text)).dx;
+
+    await tester.pumpWidget(buildFrame(
+      horizontalTitleGap: 10.0,
+      visualDensity: const VisualDensity(horizontal: VisualDensity.minimumDensity),
+    ));
+    expect(tester.getSize(find.byType(ListTile)), const Size(800.0, 56.0));
+    expect(left('title'), 58.0);
+
+    // Pump another frame of the same widget to ensure the underlying render
+    // object did not cache the original horizontalTitleGap calculation based on the
+    // visualDensity
+    await tester.pumpWidget(buildFrame(
+      horizontalTitleGap: 10.0,
+      visualDensity: const VisualDensity(horizontal: VisualDensity.minimumDensity),
+    ));
+    expect(tester.getSize(find.byType(ListTile)), const Size(800.0, 56.0));
+    expect(left('title'), 58.0);
+  });
+
   testWidgets('ListTile minVerticalPadding = 80.0', (WidgetTester tester) async {
     Widget buildFrame(TextDirection textDirection, { double? themeMinVerticalPadding, double? widgetMinVerticalPadding }) {
       return MediaQuery(