backup.

lib/widgets/general/text_link.dart

@@ -0,0 +1,58 @@
+
+import 'package:flutter/material.dart';
+import 'package:flutter/rendering.dart';
+import 'package:url_launcher/url_launcher.dart';
+
+class TextLink extends StatelessWidget {
+  final String title;
+  final String url;
+  final Color color;
+  final double paddingHorizontal;
+  final double paddingVertical;
+  final FontWeight fontWeight;
+  final bool selected;
+  TextLink(this.title, this.url, {
+    this.color,
+    this.paddingHorizontal,
+    this.paddingVertical,
+    this.fontWeight,
+    this.selected
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return MouseRegion(
+      cursor: SystemMouseCursors.click,
+      child: GestureDetector(
+        child: Container(
+          padding: EdgeInsets.symmetric(
+              vertical: paddingVertical ?? 0.0,
+              horizontal: paddingHorizontal ?? 0.0
+          ),
+          child: Text(
+            title,
+            style: TextStyle(
+              color: color ?? Colors.blue,
+              fontWeight: fontWeight ?? FontWeight.normal,
+            ),
+          ),
+          decoration: BoxDecoration(
+            border: (selected != null && selected) ? Border(
+              bottom: BorderSide(
+                color: color ?? Colors.blue,
+                width: 3.0,
+              )
+            ) : null,
+          ),
+        ),
+        onTap: () async {
+          if (await canLaunch(url)) {
+            await launch(url);
+          } else {
+            throw 'Could not launch $url';
+          }
+        },
+      ),
+    );
+  }
+}