💄 Use different icon for mute state of outputs

lib/mixing_tab.dart

@@ -13,8 +13,8 @@ class MixingTab extends StatefulWidget {
 }
 
 class _MixingTabState extends State<MixingTab> {
-  Widget buildCardGrid(
-      List<mixer.Port> from, int cols, double cardGridAspectRatio) {
+  Widget buildCardGrid(List<mixer.Port> from, int cols,
+      double cardGridAspectRatio, bool isOutput) {
     return GridView.count(
       shrinkWrap: true,
       physics: const NeverScrollableScrollPhysics(),
@@ -23,7 +23,11 @@ class _MixingTabState extends State<MixingTab> {
       mainAxisSpacing: 10,
       crossAxisSpacing: 10,
       children: from
-          .map((p) => MixingCard(port: p, sendAction: widget.sendAction))
+          .map((p) => MixingCard(
+                port: p,
+                sendAction: widget.sendAction,
+                isOutput: isOutput,
+              ))
           .toList(),
     );
   }
@@ -46,12 +50,12 @@ class _MixingTabState extends State<MixingTab> {
               Text("Inputs", style: Theme.of(context).textTheme.titleLarge),
               const SizedBox(height: 10),
               buildCardGrid(
-                  widget.mixerState.inputs, cols, cardGridAspectRatio),
+                  widget.mixerState.inputs, cols, cardGridAspectRatio, false),
               const SizedBox(height: 20),
               Text("Outputs", style: Theme.of(context).textTheme.titleLarge),
               const SizedBox(height: 10),
               buildCardGrid(
-                  widget.mixerState.outputs, cols, cardGridAspectRatio),
+                  widget.mixerState.outputs, cols, cardGridAspectRatio, true),
             ],
           ),
         ),