restore samples

Samples/UIWidgetSample/MaterialSample.cs

 using System.Collections.Generic;
 using RSG;
 using Unity.UIWidgets.foundation;
-using Unity.UIWidgets.gestures;
 using Unity.UIWidgets.material;
 using Unity.UIWidgets.painting;
 using Unity.UIWidgets.rendering;
         GlobalKey<ScaffoldState> _scaffoldKey = GlobalKey<ScaffoldState>.key();
 
         VoidCallback _showBottomSheetCallback;
-        
-        TapGestureRecognizer _tapRecognizer;
-        HoverRecognizer _hoverRecognizer;
-            
-            this._tapRecognizer = new TapGestureRecognizer();
-            this._tapRecognizer.onTap = () => {
-                Debug.Log("Tap");
-            };
-            this._hoverRecognizer = new HoverRecognizer();
-            this._hoverRecognizer.OnPointerEnter = (evt) => { Debug.Log("Pointer Enter"); };
-            this._hoverRecognizer.OnPointerLeave = () => { Debug.Log("Pointer Leave"); };
         }
 
         void _showBottomSheet() {
             return new Scaffold(
                 key: this._scaffoldKey,
                 appBar: new AppBar(
-                    title: new RichText(
-                        text: new TextSpan(
-                            text: "Can you ",
-                            style: new TextStyle(color: Colors.black),
-                            children: new List<TextSpan>() {
-                                new TextSpan(
-                                    text: "find the",
-                                    style: new TextStyle(
-                                        color: Colors.green,
-                                        decoration: TextDecoration.underline
-                                    ),
-                                    recognizer: this._tapRecognizer,
-                                    hoverRecognizer: this._hoverRecognizer
-                                ),
-                                new TextSpan(
-                                    text: " secret?"
-                                )
-                            }
-                        )),
+                    title: new Text("Basic AppBar"),
                     actions: new List<Widget> {
                         new IconButton(
                             icon: new Icon(Choice.choices[0].icon),
                         children: new List<Widget> {
                             new Icon(this.choice.icon, size: 128.0f, color: textStyle.color),
                             new RaisedButton(
-                                //child: new Text(this.choice.title, style: textStyle),
-                                child: new Icon(Unity.UIWidgets.material.Icons.pool),
+                                child: new Text(this.choice.title, style: textStyle),
                                 onPressed: () => {
                                     SnackBar snackBar = new SnackBar(
                                         content: new Text(this.choice.title + " is chosen !"),

Samples/UIWidgetSample/txt/TextSpanGesture.cs

     }
 
     class _BuzzingTextState : State<BuzzingText> {
-        TapGestureRecognizer _tapRecognizer;
-        HoverRecognizer _hoverRecognizer;
+        LongPressGestureRecognizer _longPressRecognizer;
-            this._tapRecognizer = new TapGestureRecognizer();
-            this._tapRecognizer.onTap = () => {
-                Debug.Log("Tap");
-            };
-            this._hoverRecognizer = new HoverRecognizer();
-            this._hoverRecognizer.OnPointerEnter = (evt) => { Debug.Log("Pointer Enter"); };
-            this._hoverRecognizer.OnPointerLeave = () => { Debug.Log("Pointer Leave"); };
+            this._longPressRecognizer = new LongPressGestureRecognizer();
+            this._longPressRecognizer.onLongPress = this._handlePress;
-            this._tapRecognizer.dispose();
+            this._longPressRecognizer.dispose();
-        void _handleEnter() {
-            Debug.Log("Enter");
-        }
-
-        void _handleLeave() {
-            Debug.Log("Leave");
+        void _handlePress() {
+            Debug.Log("Long Pressed Text");
         }
         /*
         
                             style: new TextStyle(
                                 color: Colors.green,
                                 decoration: TextDecoration.underline
-                            ),
-                            recognizer: this._tapRecognizer,
-                            hoverRecognizer: this._hoverRecognizer
+                            )
+                            //recognizer: this._longPressRecognizer
                         ),
                         new TextSpan(
                             text: " secret?"