Minor ui issue fixes

Signed-off-by: Sarath <[email protected]>

Author: InvertedX

lib/screens/Receive/receive_screen.dart

@@ -137,6 +137,13 @@ class _QRWidgetState extends State<QRWidget> {
 
   @override
   Widget build(BuildContext context) {
+    double qrSize = MediaQuery
+        .of(context)
+        .size
+        .height / 4.5 < 120 ? 120 : MediaQuery
+        .of(context)
+        .size
+        .height / 4.5;
     return Container(
       height: double.infinity,
       child: Column(
@@ -145,27 +152,24 @@ class _QRWidgetState extends State<QRWidget> {
         mainAxisSize: MainAxisSize.max,
         children: <Widget>[
           Container(
-              margin: EdgeInsets.only(top: 16),
-              height: 240,
-              width: 240,
-              child: RepaintBoundary(
-                key: repaintKey,
-                child: QrImage(
-                  data: _qrData,
-                  size: 240.0,
-                  version: QrVersions.auto,
-                  backgroundColor: Colors.white,
-                ),
+            margin: EdgeInsets.only(top: 16),
+            child: RepaintBoundary(
+              key: repaintKey,
+              child: QrImage(
+                data: _qrData,
+                size: qrSize,
+                version: QrVersions.auto,
+                backgroundColor: Colors.white,
               ),
             ),
+          ),
           Padding(
             padding: const EdgeInsets.symmetric(vertical: 4),
             child: Column(
               children: <Widget>[
                 InkWell(
                   onTap: () {
-                    Clipboard.setData(
-                        ClipboardData(text: _address));
+                    Clipboard.setData(ClipboardData(text: _address));
                     Scaffold.of(context).showSnackBar(SnackBar(
                         content: Text(
                           "Address copied to clipboard",
@@ -230,8 +234,8 @@ class _QRWidgetState extends State<QRWidget> {
                                 child: Text("Request amount"),
                               ),
                               Padding(
-                                padding:
-                                const EdgeInsets.symmetric(horizontal: 22.0),
+                                padding: const EdgeInsets.symmetric(
+                                    horizontal: 22.0),
                                 child: AmountEntry(onAmountChange),
                               )
                             ],

lib/screens/Track/tab_track_segwit.dart

@@ -14,8 +14,7 @@ import 'package:sentinelx/widgets/sentinelx_icons.dart';
 class TabTrackSegwit extends StatefulWidget {
   final GlobalKey<PushUpCameraWrapperState> cameraKey;
 
-  TabTrackSegwit(Key key, this.cameraKey)
-      : super(key: key);
+  TabTrackSegwit(Key key, this.cameraKey) : super(key: key);
 
   @override
   TabTrackSegwitState createState() => TabTrackSegwitState();
@@ -46,20 +45,30 @@ class TabTrackSegwitState extends State<TabTrackSegwit> {
         child: Column(
           children: <Widget>[
             Container(
-              margin: EdgeInsets.symmetric(horizontal: 8, vertical: 12),
-              child: Row(
+              margin: EdgeInsets.symmetric(horizontal: 4, vertical: 4),
+              child: Column(
                 children: <Widget>[
-                  Icon(
-                    SentinelxIcons.segwit,
-                    size: 24,
-                    color: Colors.grey[400],
+                  Align(
+                    child: Icon(
+                      SentinelxIcons.segwit,
+                      size: 24,
+                      color: Colors.grey[400],
+                    ),
+                    alignment: Alignment.topLeft,
                   ),
+                  Padding(padding: EdgeInsets.all(6),),
                   Container(
-                      margin: EdgeInsets.only(left: 16),
+                      margin: EdgeInsets.only(left: 4),
                       child: Text(
                         "bitcoin wallet via segwit YPUB/ZPUB (BIP49/84)",
-                        style: TextStyle(color: Colors.grey[400]),
-                      ))
+                        overflow: TextOverflow.ellipsis,
+                        maxLines: 2,
+                        style: Theme
+                            .of(context)
+                            .textTheme
+                            .subtitle
+                            .copyWith(color: Colors.grey[400]),
+                      )),
                 ],
               ),
             ),
@@ -83,15 +92,17 @@ class TabTrackSegwitState extends State<TabTrackSegwit> {
                     ),
                     maxLines: 3,
                   ),
-
                 ),
                 Align(
                   alignment: Alignment.topRight,
                   child: IconButton(
-                      icon: Icon(SentinelxIcons.qr_scan, size: 22,),
+                      icon: Icon(
+                        SentinelxIcons.qr_scan,
+                        size: 22,
+                      ),
                       onPressed: () async {
-                        await SystemChannels.textInput.invokeMethod(
-                            'TextInput.hide');
+                        await SystemChannels.textInput
+                            .invokeMethod('TextInput.hide');
                         widget.cameraKey.currentState.start();
                       }),
                 )
@@ -184,15 +195,21 @@ class TabTrackSegwitState extends State<TabTrackSegwit> {
 
   void _showSuccessSnackBar(String msg) {
     final snackBar = SnackBar(
-      content: Text(msg, style: TextStyle(color: Colors.white),),
+      content: Text(
+        msg,
+        style: TextStyle(color: Colors.white),
+      ),
       backgroundColor: Color(0xff5BD38D),
     );
     Scaffold.of(context).showSnackBar(snackBar);
   }
 
   void _showError(String msg) {
     final snackBar = SnackBar(
-      content: Text(msg, style: TextStyle(color: Colors.white),),
+      content: Text(
+        msg,
+        style: TextStyle(color: Colors.white),
+      ),
       backgroundColor: Color(0xffD55968),
     );
     Scaffold.of(context).showSnackBar(snackBar);