Save previous field data & refactor UI

lib/providers/kwargs_provider.dart

@@ -1,9 +1,7 @@
 import "package:flutter/cupertino.dart";
 
 class KwargsProvider extends ChangeNotifier {
-  final List<MapEntry<String, String>> _tableData = [
-    const MapEntry("", ""),
-  ];
+  final List<MapEntry<String, String>> _tableData = [];
 
   List<MapEntry<String, String>> get tableData => _tableData;
 

lib/screens/mobile/mobile_home.dart

@@ -344,9 +344,21 @@ class _MobileHomeScaffoldState extends State<MobileHomeScaffold> with TickerProv
           const SizedBox(height: 20),
           buildArgs(_tabData[index].sendButtonText, _argsProviders[index]),
           const SizedBox(height: 20),
+          const Divider(),
           buildKwargs(_tabData[index].sendButtonText, _kwargsProviders[index]),
-          const SizedBox(height: 50),
-          resultText(_tabData[index].sendButtonText),
+          const Divider(),
+          Consumer3<InvocationProvider, EventProvider, ResultProvider>(
+            builder: (context, invocationProvider, eventProvider, resultProvider, child) {
+              final hasInvocationResults = _hasResults(index, invocationProvider.invocations);
+              final hasEventsResults = _hasResults(index, eventProvider.events);
+              final hasCallResults = _hasResults(index, resultProvider.results);
+              if (hasInvocationResults || hasEventsResults || hasCallResults) {
+                return resultText(_tabData[index].sendButtonText);
+              } else {
+                return Container();
+              }
+            },
+          ),
           _buildInvocationResults(index),
           _buildEventResults(index),
           _buildCallResults(index),
@@ -356,6 +368,10 @@ class _MobileHomeScaffoldState extends State<MobileHomeScaffold> with TickerProv
     );
   }
 
+  bool _hasResults(int index, List<String> results) {
+    return results.where((result) => result.startsWith("$index:")).isNotEmpty;
+  }
+
   Widget _buildTabActionDropdown(int index) {
     return Padding(
       padding: const EdgeInsets.only(left: 15, right: 15, top: 5),
@@ -580,14 +596,7 @@ class _MobileHomeScaffoldState extends State<MobileHomeScaffold> with TickerProv
         args: argsData,
         kwargs: kWarValues,
       );
-      setState(() {
-        _tabData[index].linkController.clear();
-        _tabData[index].realmController.clear();
-        _tabData[index].topicProcedureController.clear();
-        _argsProviders[index].controllers.clear();
-        _kwargsProviders[index].tableData.clear();
-        _tabData[index].selectedSerializer = "";
-      });
+      setState(() {});
     } on Exception catch (e) {
       return Future.error(e);
     }
@@ -756,9 +765,6 @@ class _MobileHomeScaffoldState extends State<MobileHomeScaffold> with TickerProv
     await session?.unregister(reg);
     setState(() {
       _tabData[index].sendButtonText = "Register";
-      _tabData[index].selectedSerializer = "";
-      _tabData[index].selectedValue = "";
-      _tabData[index].topicProcedureController.clear();
       Provider.of<InvocationProvider>(context, listen: false).invocations.clear();
     });
   }
@@ -767,8 +773,6 @@ class _MobileHomeScaffoldState extends State<MobileHomeScaffold> with TickerProv
     await session?.unsubscribe(sub);
     setState(() {
       _tabData[index].sendButtonText = "Subscribe";
-      _tabData[index].selectedSerializer = "";
-      _tabData[index].selectedValue = "";
       Provider.of<EventProvider>(context, listen: false).events.clear();
     });
   }
@@ -803,11 +807,6 @@ class _MobileHomeScaffoldState extends State<MobileHomeScaffold> with TickerProv
       setState(() {
         var unregister = _tabData[index].sendButtonText = "UnRegister";
         sendButton(unregister, index);
-        _tabData[index].linkController.clear();
-        _tabData[index].realmController.clear();
-        _tabData[index].selectedSerializer = "";
-        _argsProviders[index].controllers.clear();
-        _kwargsProviders[index].tableData.clear();
       });
     } on Exception catch (error) {
       throw Exception(error);
@@ -835,9 +834,6 @@ class _MobileHomeScaffoldState extends State<MobileHomeScaffold> with TickerProv
       setState(() {
         var unsubscribe = _tabData[index].sendButtonText = "UnSubscribe";
         sendButton(unsubscribe, index);
-        _tabData[index].linkController.clear();
-        _tabData[index].realmController.clear();
-        _tabData[index].selectedSerializer = "";
       });
     } on Exception catch (error) {
       throw Exception(error);
@@ -867,12 +863,6 @@ class _MobileHomeScaffoldState extends State<MobileHomeScaffold> with TickerProv
       resultProvider.results.clear();
       String result = "$index: args=${calls.args}, kwargs=${calls.kwargs}";
       resultProvider.addResult(result);
-
-      _tabData[index].linkController.clear();
-      _tabData[index].realmController.clear();
-      _tabData[index].selectedSerializer = "";
-      _argsProviders[index].controllers.clear();
-      _kwargsProviders[index].tableData.clear();
     } on Exception catch (error) {
       throw Exception(error);
     }

lib/utils/kwargs_screen.dart

@@ -166,43 +166,45 @@ class _TableWidgetState extends State<TableWidget> {
 
   @override
   Widget build(BuildContext context) {
-    return Table(
-      border: TableBorder.all(color: Colors.grey),
-      columnWidths: const {
-        0: FixedColumnWidth(150),
-        1: FixedColumnWidth(150),
-        2: FixedColumnWidth(50),
-      },
-      children: [
-        TableRow(
-          children: [
-            _buildTableCell(
-              const Text(
-                "Key",
-                style: TextStyle(fontWeight: FontWeight.bold),
-              ),
-            ),
-            _buildTableCell(
-              const Text(
-                "Value",
-                style: TextStyle(fontWeight: FontWeight.bold),
-              ),
-            ),
-            _buildTableCell(
-              const Text(
-                "",
-                style: TextStyle(fontWeight: FontWeight.bold),
-              ),
-            ),
-          ],
-        ),
-        ...widget.tableData.asMap().entries.map(
-              (entry) => _buildTableRow(
-                entry.value,
-                entry.key,
+    return widget.tableData.isNotEmpty
+        ? Table(
+            border: TableBorder.all(color: Colors.grey),
+            columnWidths: const {
+              0: FixedColumnWidth(150),
+              1: FixedColumnWidth(150),
+              2: FixedColumnWidth(50),
+            },
+            children: [
+              TableRow(
+                children: [
+                  _buildTableCell(
+                    const Text(
+                      "Key",
+                      style: TextStyle(fontWeight: FontWeight.bold),
+                    ),
+                  ),
+                  _buildTableCell(
+                    const Text(
+                      "Value",
+                      style: TextStyle(fontWeight: FontWeight.bold),
+                    ),
+                  ),
+                  _buildTableCell(
+                    const Text(
+                      "",
+                      style: TextStyle(fontWeight: FontWeight.bold),
+                    ),
+                  ),
+                ],
               ),
-            ),
-      ],
-    );
+              ...widget.tableData.asMap().entries.map(
+                    (entry) => _buildTableRow(
+                      entry.value,
+                      entry.key,
+                    ),
+                  ),
+            ],
+          )
+        : Container();
   }
 }

pubspec.yaml

@@ -31,13 +31,12 @@ dependencies:
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.6
-  dynamic_tabbar: ^1.0.7
-
   flutter:
     sdk: flutter
   fluttertoast: ^8.2.5
   provider: ^6.1.2
   shared_preferences: ^2.2.3
+  tabbed_view: ^1.18.0
   xconn:
     git: https://github.com/xconnio/xconn-dart