ui improved

@@ -110,16 +110,21 @@ $hello$
                         shape: const RoundedRectangleBorder(
                           side: BorderSide(width: 1),
                         ),
-                        child: TexMarkdown(
-                          _controller.text,
-                          onLinkTab: (url, title) {
-                            log(title, name: "title");
-                            log(url, name: "url");
-                          },
-                          style: const TextStyle(
-                            color: Colors.green,
-                          ),
-                        ),
+                        child: LayoutBuilder(builder: (context, constraints) {
+                          return SingleChildScrollView(
+                            scrollDirection: Axis.horizontal,
+                            child: TexMarkdown(
+                              _controller.text,
+                              onLinkTab: (url, title) {
+                                log(title, name: "title");
+                                log(url, name: "url");
+                              },
+                              style: const TextStyle(
+                                  // color: Colors.green,
+                                  ),
+                            ),
+                          );
+                        }),
                       );
                     }),
               ],

+import 'package:flutter/material.dart';
+
+class CustomDivider extends LeafRenderObjectWidget {
+  const CustomDivider({super.key, this.height, this.color});
+  final Color? color;
+  final double? height;
+
+  @override
+  RenderObject createRenderObject(BuildContext context) {
+    return RenderDivider(
+        color ?? Theme.of(context).colorScheme.onSurfaceVariant,
+        MediaQuery.of(context).size.width,
+        height ?? 2);
+  }
+
+  @override
+  void updateRenderObject(
+      BuildContext context, covariant RenderDivider renderObject) {
+    renderObject.color =
+        color ?? Theme.of(context).colorScheme.onSurfaceVariant;
+    renderObject.height = height ?? 2;
+    renderObject.width = MediaQuery.of(context).size.width;
+  }
+}
+
+class RenderDivider extends RenderBox {
+  RenderDivider(Color color, double width, double height)
+      : _color = color,
+        _height = height,
+        _width = width;
+  Color _color;
+  double _height;
+  double _width;
+  set color(Color value) {
+    if (value == _color) {
+      return;
+    }
+    _color = value;
+    markNeedsPaint();
+  }
+
+  set height(double value) {
+    if (value == _height) {
+      return;
+    }
+    _height = value;
+    markNeedsLayout();
+  }
+
+  set width(double value) {
+    if (value == _width) {
+      return;
+    }
+    _width = value;
+    markNeedsLayout();
+  }
+
+  @override
+  Size computeDryLayout(BoxConstraints constraints) {
+    return BoxConstraints.tightFor(width: null, height: _height)
+        .enforce(constraints)
+        .smallest;
+  }
+
+  @override
+  void performLayout() {
+    size = getDryLayout(constraints);
+  }
+
+  @override
+  void paint(PaintingContext context, Offset offset) {
+    context.canvas.drawRect(offset & Size(Rect.largest.size.width, _height),
+        Paint()..color = _color);
+  }
+}

+import 'dart:math';
+
+import 'package:flutter/material.dart';
+import 'package:flutter/rendering.dart';
+
+enum CustomRbSlot {
+  rb,
+  child,
+}
+
+class CustomRb extends RenderObjectWidget
+    with SlottedMultiChildRenderObjectWidgetMixin<CustomRbSlot> {
+  const CustomRb(
+      {super.key, this.spacing = 5, required this.child, required this.value});
+  final Widget child;
+  final bool value;
+  final double spacing;
+
+  @override
+  Widget? childForSlot(CustomRbSlot slot) {
+    switch (slot) {
+      case CustomRbSlot.rb:
+        return Radio(value: value, groupValue: true, onChanged: (value) {});
+      case CustomRbSlot.child:
+        return child;
+    }
+  }
+
+  @override
+  SlottedContainerRenderObjectMixin<CustomRbSlot> createRenderObject(
+      BuildContext context) {
+    return RenderCustomRb(spacing);
+  }
+
+  @override
+  void updateRenderObject(
+      BuildContext context, covariant RenderCustomRb renderObject) {
+    renderObject.spacing = spacing;
+  }
+
+  @override
+  Iterable<CustomRbSlot> get slots => CustomRbSlot.values;
+}
+
+class RenderCustomRb extends RenderBox
+    with SlottedContainerRenderObjectMixin<CustomRbSlot> {
+  RenderCustomRb(this._spacing);
+  double _spacing;
+  set spacing(double value) {
+    if (_spacing == value) {
+      return;
+    }
+    _spacing = value;
+    markNeedsLayout();
+  }
+
+  RenderBox? get rb => childForSlot(CustomRbSlot.rb);
+  RenderBox? get body => childForSlot(CustomRbSlot.child);
+
+  Size _layoutBox(RenderBox box, BoxConstraints constraints) {
+    box.layout(constraints, parentUsesSize: true);
+    return box.size;
+  }
+
+  @override
+  void performLayout() {
+    if (rb == null || body == null) {
+      size = constraints.constrain(const Size(50, 10));
+      return;
+    }
+    rb;
+    Size rbSize = _layoutBox(rb!, const BoxConstraints(maxWidth: 50));
+    Size bodySize = _layoutBox(
+        body!,
+        BoxConstraints(
+            maxWidth: constraints.maxWidth - rbSize.width - _spacing));
+    body!.parentData = BoxParentData()
+      ..offset = Offset(rbSize.width + _spacing, 0);
+    rb!.parentData = BoxParentData()
+      ..offset = Offset(
+          0,
+          body!.computeDistanceToActualBaseline(TextBaseline.alphabetic)! -
+              rb!.size.height / 1.5);
+    size = constraints.constrain(Size(bodySize.width + rbSize.width + _spacing,
+        max(rbSize.height, bodySize.height)));
+  }
+
+  @override
+  void paint(PaintingContext context, Offset offset) {
+    context.paintChild(
+        body!, offset + (body!.parentData as BoxParentData).offset);
+    context.paintChild(rb!, offset + (rb!.parentData as BoxParentData).offset);
+  }
+
+  @override
+  bool hitTestSelf(Offset position) {
+    return true;
+  }
+
+  @override
+  bool hitTestChildren(BoxHitTestResult result, {required Offset position}) {
+    for (final RenderBox child in children) {
+      final BoxParentData parentData = child.parentData! as BoxParentData;
+      final bool isHit = result.addWithPaintOffset(
+        offset: parentData.offset,
+        position: position,
+        hitTest: (BoxHitTestResult result, Offset transformed) {
+          assert(transformed == position - parentData.offset);
+          return child.hitTest(result, position: transformed);
+        },
+      );
+      if (isHit) {
+        return true;
+      }
+    }
+    return false;
+  }
+}
+
+enum CustomCbSlot {
+  cb,
+  child,
+}
+
+class CustomCb extends RenderObjectWidget
+    with SlottedMultiChildRenderObjectWidgetMixin<CustomCbSlot> {
+  const CustomCb(
+      {super.key, this.spacing = 5, required this.child, required this.value});
+  final Widget child;
+  final bool value;
+  final double spacing;
+
+  @override
+  Widget? childForSlot(CustomCbSlot slot) {
+    switch (slot) {
+      case CustomCbSlot.cb:
+        return Checkbox(value: value, onChanged: (value) {});
+      case CustomCbSlot.child:
+        return child;
+    }
+  }
+
+  @override
+  SlottedContainerRenderObjectMixin<CustomCbSlot> createRenderObject(
+      BuildContext context) {
+    return RenderCustomCb(spacing);
+  }
+
+  @override
+  void updateRenderObject(
+      BuildContext context, covariant RenderCustomCb renderObject) {
+    renderObject.spacing = spacing;
+  }
+
+  @override
+  Iterable<CustomCbSlot> get slots => CustomCbSlot.values;
+}
+
+class RenderCustomCb extends RenderBox
+    with SlottedContainerRenderObjectMixin<CustomCbSlot> {
+  RenderCustomCb(this._spacing);
+  double _spacing;
+  set spacing(double value) {
+    if (_spacing == value) {
+      return;
+    }
+    _spacing = value;
+    markNeedsLayout();
+  }
+
+  RenderBox? get rb => childForSlot(CustomCbSlot.cb);
+  RenderBox? get body => childForSlot(CustomCbSlot.child);
+
+  Size _layoutBox(RenderBox box, BoxConstraints constraints) {
+    box.layout(constraints, parentUsesSize: true);
+    return box.size;
+  }
+
+  @override
+  void performLayout() {
+    if (rb == null || body == null) {
+      size = constraints.constrain(const Size(50, 10));
+      return;
+    }
+    rb;
+    Size rbSize = _layoutBox(rb!, const BoxConstraints(maxWidth: 50));
+    Size bodySize = _layoutBox(
+        body!,
+        BoxConstraints(
+            maxWidth: constraints.maxWidth - rbSize.width - _spacing));
+    body!.parentData = BoxParentData()
+      ..offset = Offset(rbSize.width + _spacing, 0);
+    rb!.parentData = BoxParentData()
+      ..offset = Offset(
+          0,
+          body!.computeDistanceToActualBaseline(TextBaseline.alphabetic)! -
+              rb!.size.height / 1.5);
+    size = constraints.constrain(Size(bodySize.width + rbSize.width + _spacing,
+        max(rbSize.height, bodySize.height)));
+  }
+
+  @override
+  void paint(PaintingContext context, Offset offset) {
+    context.paintChild(
+        body!, offset + (body!.parentData as BoxParentData).offset);
+    context.paintChild(rb!, offset + (rb!.parentData as BoxParentData).offset);
+  }
+
+  @override
+  bool hitTestSelf(Offset position) {
+    return true;
+  }
+
+  @override
+  bool hitTestChildren(BoxHitTestResult result, {required Offset position}) {
+    for (final RenderBox child in children) {
+      final BoxParentData parentData = child.parentData! as BoxParentData;
+      final bool isHit = result.addWithPaintOffset(
+        offset: parentData.offset,
+        position: position,
+        hitTest: (BoxHitTestResult result, Offset transformed) {
+          assert(transformed == position - parentData.offset);
+          return child.hitTest(result, position: transformed);
+        },
+      );
+      if (isHit) {
+        return true;
+      }
+    }
+    return false;
+  }
+}

+import 'package:flutter/material.dart';
+import 'package:flutter/rendering.dart';
+
+class UnorderedListView extends SingleChildRenderObjectWidget {
+  const UnorderedListView(
+      {super.key,
+      this.spacing = 6,
+      this.padding = 10,
+      this.bulletColor,
+      this.bulletSize = 4,
+      required super.child});
+  final double bulletSize;
+  final double spacing;
+  final double padding;
+  final Color? bulletColor;
+
+  @override
+  RenderObject createRenderObject(BuildContext context) {
+    return UnorderedListRenderObject(
+      spacing,
+      padding,
+      bulletColor ?? Theme.of(context).colorScheme.onSurface,
+      bulletSize,
+    );
+  }
+
+  @override
+  void updateRenderObject(
+      BuildContext context, covariant UnorderedListRenderObject renderObject) {
+    renderObject.bulletColor =
+        bulletColor ?? Theme.of(context).colorScheme.onSurface;
+    renderObject.bulletSize = bulletSize;
+    renderObject.spacing = spacing;
+    renderObject.padding = padding;
+  }
+}
+
+class UnorderedListRenderObject extends RenderProxyBox {
+  UnorderedListRenderObject(
+    double spacing,
+    double padding,
+    Color bulletColor,
+    this._bulletSize, {
+    RenderBox? child,
+  })  : _bulletColor = bulletColor,
+        _spacing = spacing,
+        _padding = padding,
+        super(child);
+  double _spacing;
+  double _padding;
+  Offset _bulletOffset = Offset.zero;
+  set spacing(double value) {
+    if (_spacing == value) {
+      return;
+    }
+    _spacing = value;
+    markNeedsLayout();
+  }
+
+  set padding(double value) {
+    if (_padding == value) {
+      return;
+    }
+    _padding = value;
+    markNeedsLayout();
+  }
+
+  Color _bulletColor;
+  double _bulletSize;
+  set bulletSize(double value) {
+    if (_bulletSize == value) {
+      return;
+    }
+    _bulletSize = value;
+    markNeedsLayout();
+  }
+
+  set bulletColor(Color value) {
+    if (_bulletColor == value) {
+      return;
+    }
+    _bulletColor = value;
+    markNeedsLayout();
+  }
+
+  @override
+  double computeMinIntrinsicWidth(double height) {
+    child!.layout(
+        BoxConstraints(
+          maxWidth:
+              constraints.maxWidth - _spacing - 6 - _bulletSize - _padding,
+        ),
+        parentUsesSize: true);
+    return child!.size.width;
+  }
+
+  @override
+  double computeMaxIntrinsicWidth(double height) {
+    child!.layout(
+        BoxConstraints(
+          maxWidth:
+              constraints.maxWidth - _spacing - 6 - _bulletSize - _padding,
+        ),
+        parentUsesSize: true);
+    return child!.size.width;
+  }
+
+  @override
+  double computeMinIntrinsicHeight(double width) {
+    child!.layout(
+        BoxConstraints(
+          maxWidth:
+              constraints.maxWidth - _spacing - 6 - _bulletSize - _padding,
+        ),
+        parentUsesSize: true);
+    return child!.size.height;
+  }
+
+  @override
+  double computeMaxIntrinsicHeight(double width) {
+    child!.layout(
+        BoxConstraints(
+          maxWidth:
+              constraints.maxWidth - _spacing - 6 - _bulletSize - _padding,
+        ),
+        parentUsesSize: true);
+    return child!.size.height;
+  }
+
+  @override
+  void performLayout() {
+    super.performLayout();
+    if (child == null) {
+      return;
+    }
+    child!.layout(
+        BoxConstraints(
+          maxWidth:
+              constraints.maxWidth - _spacing - 6 - _bulletSize - _padding,
+        ),
+        parentUsesSize: true);
+    child!.parentData = BoxParentData()
+      ..offset = Offset(_spacing + _padding + 6 + _bulletSize, 0);
+    var value = child!.computeDistanceToActualBaseline(TextBaseline.alphabetic);
+    _bulletOffset = Offset(4 + _padding, value! - _bulletSize);
+    size = constraints.constrain(Size(
+        child!.size.width + _spacing + _padding + 6 + _bulletSize,
+        child!.size.height));
+  }
+
+  @override
+  void paint(PaintingContext context, Offset offset) {
+    if (child == null) {
+      return;
+    }
+    context.paintChild(
+        child!, offset + (child!.parentData as BoxParentData).offset);
+    context.canvas.drawCircle(
+        offset + _bulletOffset, _bulletSize, Paint()..color = _bulletColor);
+  }
+}
+
+class OrderedListView extends SingleChildRenderObjectWidget {
+  final String no;
+  final double spacing;
+  final double padding;
+  const OrderedListView(
+      {super.key,
+      this.spacing = 6,
+      this.padding = 10,
+      TextStyle? style,
+      required super.child,
+      required this.no})
+      : _style = style;
+  final TextStyle? _style;
+
+  TextStyle getStyle(BuildContext context) {
+    if (_style == null || _style!.inherit) {
+      return DefaultTextStyle.of(context).style.merge(_style);
+    }
+    return _style!;
+  }
+
+  @override
+  RenderObject createRenderObject(BuildContext context) {
+    return OrderedListRenderObject(
+      no,
+      spacing,
+      padding,
+      getStyle(context),
+    );
+  }
+
+  @override
+  void updateRenderObject(
+      BuildContext context, covariant OrderedListRenderObject renderObject) {
+    renderObject.no = no;
+    renderObject.spacing = spacing;
+    renderObject.padding = padding;
+    renderObject.style = getStyle(context);
+  }
+}
+
+class OrderedListRenderObject extends RenderProxyBox {
+  OrderedListRenderObject(
+    String no,
+    double spacing,
+    double padding,
+    TextStyle style, {
+    RenderBox? child,
+  })  : _no = no,
+        _style = style,
+        _spacing = spacing,
+        _padding = padding,
+        super(child);
+  double _spacing;
+  double _padding;
+  Offset _ptOffset = Offset.zero;
+  set spacing(double value) {
+    if (_spacing == value) {
+      return;
+    }
+    _spacing = value;
+    markNeedsLayout();
+  }
+
+  set padding(double value) {
+    if (_padding == value) {
+      return;
+    }
+    _padding = value;
+    markNeedsLayout();
+  }
+
+  TextStyle _style;
+  set style(TextStyle value) {
+    _style = value;
+    markNeedsLayout();
+  }
+
+  String _no;
+  set no(String value) {
+    if (_no == value) {
+      return;
+    }
+    _no = value;
+    markNeedsLayout();
+  }
+
+  @override
+  double computeMinIntrinsicHeight(double width) {
+    pt = TextPainter(
+        text: TextSpan(
+          text: _no,
+          style: _style,
+        ),
+        textDirection: TextDirection.ltr);
+    pt.layout(maxWidth: constraints.maxWidth - 50 - _spacing - _padding);
+    return child!
+        .computeMinIntrinsicHeight(width - pt.width - _spacing - _padding);
+  }
+
+  @override
+  double computeMaxIntrinsicHeight(double width) {
+    pt = TextPainter(
+        text: TextSpan(
+          text: _no,
+          style: _style,
+        ),
+        textDirection: TextDirection.ltr);
+    pt.layout(maxWidth: constraints.maxWidth - 50 - _spacing - _padding);
+    return child!
+        .computeMaxIntrinsicHeight(width - pt.width - _spacing - _padding);
+  }
+
+  late TextPainter pt;
+  @override
+  void performLayout() {
+    super.performLayout();
+    if (child == null) {
+      return;
+    }
+    pt = TextPainter(
+        text: TextSpan(
+          text: _no,
+          style: _style,
+        ),
+        textDirection: TextDirection.ltr);
+    pt.layout(maxWidth: constraints.maxWidth - 50 - _spacing - _padding);
+    child!.layout(
+        BoxConstraints(
+          maxWidth: constraints.maxWidth - pt.width - _spacing - _padding,
+        ),
+        parentUsesSize: true);
+    child!.parentData = BoxParentData()
+      ..offset = Offset(_spacing + _padding + pt.width, 0);
+    var value = child!.computeDistanceToActualBaseline(TextBaseline.alphabetic);
+    _ptOffset = Offset(_padding,
+        value! - pt.computeDistanceToActualBaseline(TextBaseline.alphabetic));
+    size = constraints.constrain(Size(
+        child!.size.width + _spacing + _padding + pt.width,
+        child!.size.height));
+  }
+
+  @override
+  void paint(PaintingContext context, Offset offset) {
+    if (child == null) {
+      return;
+    }
+    context.paintChild(
+      child!,
+      offset + (child!.parentData as BoxParentData).offset,
+    );
+    pt.paint(context.canvas, offset + _ptOffset);
+  }
+}

 import 'package:flutter/material.dart';
+import 'package:tex_markdown/custom_widgets/custom_divider.dart';
+import 'package:tex_markdown/custom_widgets/custom_rb_cb.dart';
+import 'package:tex_markdown/custom_widgets/unordered_ordered_list.dart';
 import 'package:tex_text/tex_text.dart';
 import 'md_widget.dart';
 
 /// Markdown components
 abstract class MarkdownComponent {
   static final List<MarkdownComponent> components = [
+    // TableMd(),
     HTag(),
     BoldMd(),
     ItalicMd(),
-    ATagMd(),
     ImageMd(),
+    ATagMd(),
     UnOrderedList(),
     OrderedList(),
     RadioButtonMd(),
@@ -38,7 +42,7 @@ abstract class MarkdownComponent {
   }
 
   /// Generate widget for markdown widget
-  static Widget generate(
+  static List<InlineSpan> generate(
     BuildContext context,
     String text,
     TextStyle? style,
@@ -52,7 +56,7 @@ abstract class MarkdownComponent {
             if (each is InlineMd) {
               spans.add(each.span(
                 context,
-                element,
+                element.trim(),
                 style,
                 onLinkTab,
               ));
@@ -65,7 +69,7 @@ abstract class MarkdownComponent {
             } else {
               if (each is BlockMd) {
                 spans.add(
-                  each.span(context, element, style, onLinkTab),
+                  each.span(context, element.trim(), style, onLinkTab),
                 );
               }
             }
@@ -74,12 +78,13 @@ abstract class MarkdownComponent {
         }
       },
     );
-    return Text.rich(
-      TextSpan(
-        children: List.from(spans),
-      ),
-      textAlign: TextAlign.left,
-    );
+    // return Text.rich(
+    //   TextSpan(
+    //     children: List.from(spans),
+    //   ),
+    //   // textAlign: TextAlign.left,
+    // );
+    return spans;
   }
 
   InlineSpan span(
@@ -119,11 +124,27 @@ abstract class BlockMd extends MarkdownComponent {
     TextStyle? style,
     final void Function(String url, String title)? onLinkTab,
   ) {
-    return WidgetSpan(
-      child: Align(
-        alignment: Alignment.centerLeft,
-        child: build(context, text, style, onLinkTab),
-      ),
+    return TextSpan(
+      children: [
+        const TextSpan(
+          text: "\n",
+          style: TextStyle(
+            fontSize: 0,
+          ),
+        ),
+        WidgetSpan(
+          child: build(context, text, style, onLinkTab),
+          alignment: PlaceholderAlignment.middle,
+        ),
+        const TextSpan(
+          text: "\n",
+          style: TextStyle(fontSize: 0),
+        ),
+      ],
+      // child: Align(
+      //   alignment: Alignment.centerLeft,
+      //   child: build(context, text, style, onLinkTab),
+      // ),
     );
   }
 
@@ -148,50 +169,53 @@ class HTag extends BlockMd {
     final void Function(String url, String title)? onLinkTab,
   ) {
     var match = exp.firstMatch(text.trim());
-    return Column(
+    return Text.rich(TextSpan(
       children: [
-        Row(
-          children: [
-            Expanded(
-              child: TexText("${match?[2]}",
-                  style: [
-                    Theme.of(context)
-                        .textTheme
-                        .headlineLarge
-                        ?.copyWith(color: style?.color),
-                    Theme.of(context)
-                        .textTheme
-                        .headlineMedium
-                        ?.copyWith(color: style?.color),
-                    Theme.of(context)
-                        .textTheme
-                        .headlineSmall
-                        ?.copyWith(color: style?.color),
-                    Theme.of(context)
-                        .textTheme
-                        .titleLarge
-                        ?.copyWith(color: style?.color),
-                    Theme.of(context)
-                        .textTheme
-                        .titleMedium
-                        ?.copyWith(color: style?.color),
-                    Theme.of(context)
-                        .textTheme
-                        .titleSmall
-                        ?.copyWith(color: style?.color),
-                  ][match![1]!.length - 1]),
-            ),
-          ],
+        WidgetSpan(
+          child: TexText("${match?[2]}",
+              style: [
+                Theme.of(context)
+                    .textTheme
+                    .headlineLarge
+                    ?.copyWith(color: style?.color),
+                Theme.of(context)
+                    .textTheme
+                    .headlineMedium
+                    ?.copyWith(color: style?.color),
+                Theme.of(context)
+                    .textTheme
+                    .headlineSmall
+                    ?.copyWith(color: style?.color),
+                Theme.of(context)
+                    .textTheme
+                    .titleLarge
+                    ?.copyWith(color: style?.color),
+                Theme.of(context)
+                    .textTheme
+                    .titleMedium
+                    ?.copyWith(color: style?.color),
+                Theme.of(context)
+                    .textTheme
+                    .titleSmall
+                    ?.copyWith(color: style?.color),
+              ][match![1]!.length - 1]),
         ),
-        if (match[1]!.length == 1)
-          Divider(
-            height: 6,
-            thickness: 2,
-            color:
-                style?.color ?? Theme.of(context).colorScheme.onSurfaceVariant,
+        if (match[1]!.length == 1) ...[
+          const TextSpan(
+            text: "\n",
+            style: TextStyle(fontSize: 0, height: 0),
           ),
+          WidgetSpan(
+            alignment: PlaceholderAlignment.top,
+            child: CustomDivider(
+              height: 2,
+              color: style?.color ??
+                  Theme.of(context).colorScheme.onSurfaceVariant,
+            ),
+          ),
+        ],
       ],
-    );
+    ));
   }
 
   @override
@@ -212,9 +236,8 @@ class HrLine extends BlockMd {
     TextStyle? style,
     final void Function(String url, String title)? onLinkTab,
   ) {
-    return Divider(
-      height: 6,
-      thickness: 2,
+    return CustomDivider(
+      height: 2,
       color: style?.color ?? Theme.of(context).colorScheme.onSurfaceVariant,
     );
   }
@@ -237,27 +260,13 @@ class CheckBoxMd extends BlockMd {
     final void Function(String url, String title)? onLinkTab,
   ) {
     var match = exp.firstMatch(text.trim());
-    return Row(
-      crossAxisAlignment: CrossAxisAlignment.center,
-      mainAxisSize: MainAxisSize.min,
-      children: [
-        Padding(
-          padding: const EdgeInsets.symmetric(horizontal: 10),
-          child: Checkbox(
-            // value: true,
-            value: ("${match?[1]}" == "x"),
-            onChanged: (value) {},
-            fillColor: ButtonStyleButton.allOrNull(style?.color),
-          ),
-        ),
-        Expanded(
-          child: MdWidget(
-            "${match?[2]}",
-            onLinkTab: onLinkTab,
-            style: style,
-          ),
-        ),
-      ],
+    return CustomCb(
+      value: ("${match?[1]}" == "x"),
+      child: MdWidget(
+        "${match?[2]}",
+        onLinkTab: onLinkTab,
+        style: style,
+      ),
     );
   }
 
@@ -283,27 +292,13 @@ class RadioButtonMd extends BlockMd {
     final void Function(String url, String title)? onLinkTab,
   ) {
     var match = exp.firstMatch(text.trim());
-    return Row(
-      crossAxisAlignment: CrossAxisAlignment.center,
-      mainAxisSize: MainAxisSize.min,
-      children: [
-        Padding(
-          padding: const EdgeInsets.symmetric(horizontal: 10),
-          child: Radio(
-            value: true,
-            groupValue: ("${match?[1]}" == "x"),
-            onChanged: (value) {},
-            fillColor: ButtonStyleButton.allOrNull(style?.color),
-          ),
-        ),
-        Expanded(
-          child: MdWidget(
-            "${match?[2]}",
-            onLinkTab: onLinkTab,
-            style: style,
-          ),
-        ),
-      ],
+    return CustomRb(
+      value: ("${match?[1]}" == "x"),
+      child: MdWidget(
+        "${match?[2]}",
+        onLinkTab: onLinkTab,
+        style: style,
+      ),
     );
   }
 
@@ -329,26 +324,13 @@ class UnOrderedList extends BlockMd {
     final void Function(String url, String title)? onLinkTab,
   ) {
     var match = exp.firstMatch(text.trim());
-    return Row(
-      crossAxisAlignment: CrossAxisAlignment.center,
-      mainAxisSize: MainAxisSize.max,
-      children: [
-        Padding(
-          padding: const EdgeInsets.symmetric(horizontal: 10),
-          child: Icon(
-            Icons.circle,
-            color: style?.color,
-            size: 8,
-          ),
-        ),
-        Expanded(
-          child: MdWidget(
-            "${match?[2]}",
-            onLinkTab: onLinkTab,
-            style: style,
-          ),
-        ),
-      ],
+    return UnorderedListView(
+      bulletColor: style?.color,
+      child: MdWidget(
+        "${match?[2]}",
+        onLinkTab: onLinkTab,
+        style: style,
+      ),
     );
   }
 
@@ -377,26 +359,14 @@ class OrderedList extends BlockMd {
     final void Function(String url, String title)? onLinkTab,
   ) {
     var match = exp.firstMatch(text.trim());
-    return Row(
-      crossAxisAlignment: CrossAxisAlignment.center,
-      mainAxisSize: MainAxisSize.max,
-      children: [
-        Padding(
-          padding: const EdgeInsets.symmetric(horizontal: 11),
-          child: Text(
-            "${match?[1]}",
-            style: (style ?? const TextStyle())
-                .copyWith(fontWeight: FontWeight.bold),
-          ),
-        ),
-        Expanded(
-          child: MdWidget(
-            "${match?[2]}",
-            onLinkTab: onLinkTab,
-            style: style,
-          ),
-        ),
-      ],
+    return OrderedListView(
+      no: "${match?[1]}",
+      style: (style ?? const TextStyle()).copyWith(fontWeight: FontWeight.bold),
+      child: MdWidget(
+        "${match?[2]}",
+        onLinkTab: onLinkTab,
+        style: style,
+      ),
     );
   }
 
@@ -576,6 +546,89 @@ class ImageMd extends InlineMd {
   }
 }
 
+/// Table component
+class TableMd extends BlockMd {
+  @override
+  Widget build(BuildContext context, String text, TextStyle? style,
+      void Function(String url, String title)? onLinkTab) {
+    final List<Map<int, String>> value = text
+        .split('\n')
+        .map<Map<int, String>>(
+          (e) => e
+              .split('|')
+              .where((element) => element.isNotEmpty)
+              .toList()
+              .asMap(),
+        )
+        .toList();
+    int maxCol = 0;
+    for (final each in value) {
+      if (maxCol < each.keys.length) {
+        maxCol = each.keys.length;
+      }
+    }
+    if (maxCol == 0) {
+      return Text("", style: style);
+    }
+    return Table(
+      defaultVerticalAlignment: TableCellVerticalAlignment.middle,
+      border: TableBorder.all(
+        width: 1,
+        color: Theme.of(context).colorScheme.onSurface,
+      ),
+      children: value
+          .map<TableRow>(
+            (e) => TableRow(
+              children: List.generate(
+                maxCol,
+                (index) => Center(
+                  child: MdWidget(
+                    (e[index] ?? "").trim(),
+                    onLinkTab: onLinkTab,
+                    style: style,
+                  ),
+                ),
+              ),
+            ),
+          )
+          .toList(),
+    );
+  }
+
+  @override
+  RegExp get exp => RegExp(
+        r"(((\|[^\n\|]+\|)((([^\n\|]+\|)+)?))(\n(((\|[^\n\|]+\|)(([^\n\|]+\|)+)?)))+)?",
+      );
+
+  @override
+  String toHtml(String text) {
+    final String value = text.trim().splitMapJoin(
+          RegExp(r'^\||\|\n\||\|$'),
+          onMatch: (p0) => "\n",
+          onNonMatch: (p0) {
+            if (p0.trim().isEmpty) {
+              return "";
+            }
+            // return p0;
+            return '<tr>${p0.trim().splitMapJoin(
+              '|',
+              onMatch: (p0) {
+                return "";
+              },
+              onNonMatch: (p0) {
+                return '<td>$p0</td>';
+              },
+            )}</tr>';
+          },
+        );
+    return '''
+<table border="1"  cellspacing="0">
+$value
+</table>
+''';
+  }
+}
+
 /// Text component
 class TextMd extends InlineMd {
   @override

+import 'dart:math';
+
 import 'package:flutter/material.dart';
 import 'package:tex_markdown/markdown_component.dart';
 
@@ -46,53 +48,110 @@ $value
 
   @override
   Widget build(BuildContext context) {
-    final RegExp table = RegExp(
-      r"^(((\|[^\n\|]+\|)((([^\n\|]+\|)+)?))(\n(((\|[^\n\|]+\|)(([^\n\|]+\|)+)?)))+)?$",
-    );
-    if (table.hasMatch(exp)) {
-      final List<Map<int, String>> value = exp
-          .split('\n')
-          .map<Map<int, String>>(
-            (e) => e
-                .split('|')
-                .where((element) => element.isNotEmpty)
-                .toList()
-                .asMap(),
-          )
-          .toList();
-      int maxCol = 0;
-      for (final each in value) {
-        if (maxCol < each.keys.length) {
-          maxCol = each.keys.length;
-        }
-      }
-      if (maxCol == 0) {
-        return Text("", style: style);
-      }
-      return Table(
-        defaultVerticalAlignment: TableCellVerticalAlignment.middle,
-        border: TableBorder.all(
-          width: 1,
-          color: Theme.of(context).colorScheme.onSurface,
-        ),
-        children: value
-            .map<TableRow>(
-              (e) => TableRow(
-                children: List.generate(
-                  maxCol,
-                  (index) => Center(
-                    child: MdWidget(
-                      (e[index] ?? "").trim(),
-                      onLinkTab: onLinkTab,
-                      style: style,
-                    ),
+    List<InlineSpan> list = [];
+    exp.trim().splitMapJoin(
+      RegExp(r"\n\n+"),
+      onMatch: (p0) {
+        list.add(
+          const TextSpan(text: "\n"),
+        );
+        return "";
+      },
+      onNonMatch: (eachLn) {
+        final RegExp table = RegExp(
+          r"^(((\|[^\n\|]+\|)((([^\n\|]+\|)+)?))(\n(((\|[^\n\|]+\|)(([^\n\|]+\|)+)?)))+)?$",
+        );
+        if (table.hasMatch(eachLn)) {
+          final List<Map<int, String>> value = eachLn
+              .split('\n')
+              .map<Map<int, String>>(
+                (e) => e
+                    .split('|')
+                    .where((element) => element.isNotEmpty)
+                    .toList()
+                    .asMap(),
+              )
+              .toList();
+          int maxCol = 0;
+          for (final each in value) {
+            if (maxCol < each.keys.length) {
+              maxCol = each.keys.length;
+            }
+          }
+          // if (maxCol == 0) {
+          //   return Text("", style: style);
+          // }
+          list.addAll(
+            [
+              const TextSpan(
+                text: "\n",
+                style: TextStyle(height: 0),
+              ),
+              WidgetSpan(
+                child: Table(
+                  defaultColumnWidth: CustomTableColumnWidth(),
+                  defaultVerticalAlignment: TableCellVerticalAlignment.middle,
+                  // defaultColumnWidth: const FixedColumnWidth(double.infinity),
+                  border: TableBorder.all(
+                    width: 1,
+                    color: Theme.of(context).colorScheme.onSurface,
                   ),
+                  children: value
+                      .map<TableRow>(
+                        (e) => TableRow(
+                          children: List.generate(
+                            maxCol,
+                            (index) => Center(
+                              child: MdWidget(
+                                (e[index] ?? "").trim(),
+                                onLinkTab: onLinkTab,
+                                style: style,
+                              ),
+                            ),
+                          ),
+                        ),
+                      )
+                      .toList(),
                 ),
               ),
-            )
-            .toList(),
-      );
+              const TextSpan(
+                text: "\n",
+                style: TextStyle(height: 0),
+              ),
+            ],
+          );
+        } else {
+          list.addAll(
+            MarkdownComponent.generate(context, eachLn, style, onLinkTab),
+          );
+        }
+        return "";
+      },
+    );
+    return Text.rich(
+      TextSpan(
+        children: list,
+      ),
+    );
+  }
+}
+
+class CustomTableColumnWidth extends TableColumnWidth {
+  @override
+  double maxIntrinsicWidth(Iterable<RenderBox> cells, double containerWidth) {
+    double width = 50;
+    for (var each in cells) {
+      each.layout(const BoxConstraints(), parentUsesSize: true);
+      width = max(width, each.size.width);
+    }
+    if (containerWidth == double.infinity) {
+      return width;
     }
-    return MarkdownComponent.generate(context, exp, style, onLinkTab);
+    return min(containerWidth, width);
+  }
+
+  @override
+  double minIntrinsicWidth(Iterable<RenderBox> cells, double containerWidth) {
+    return 50;
   }
 }

@@ -27,25 +27,6 @@ class TexMarkdown extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return Column(
-      crossAxisAlignment: CrossAxisAlignment.start,
-      children: data
-          .trim()
-          .split(
-            RegExp(r"\n\n+"),
-          )
-          .map<Widget>(
-            (e) => Padding(
-              padding: const EdgeInsets.symmetric(vertical: 4, horizontal: 4),
-              child: MdWidget(
-                e,
-                style: style,
-                followLinkColor: followLinkColor,
-                onLinkTab: onLinkTab,
-              ),
-            ),
-          )
-          .toList(),
-    );
+    return ClipRRect(child: MdWidget(data.trim()));
   }
 }