Make the tablet's mic icon reflect the current mute state

interface/resources/qml/hifi/tablet/Tablet.qml

@@ -6,10 +6,16 @@ Item {
     id: tablet
     objectName: "tablet"
     property double micLevel: 0.8
+    property bool micEnabled: true
     property int rowIndex: 0
     property int columnIndex: 0
     property int count: (flowMain.children.length - 1)
 
+    // called by C++ code to keep mic state updated
+    function setMicEnabled(newMicEnabled) {
+        tablet.micEnabled = newMicEnabled;
+    }
+
     // called by C++ code to keep audio bar updated
     function setMicLevel(newMicLevel) {
         tablet.micLevel = newMicLevel;
@@ -102,7 +108,7 @@ Item {
             id: muteIcon
             width: 40
             height: 40
-            source: "../../../icons/tablet-mute-icon.svg"
+            source: tablet.micEnabled ? "../../../icons/tablet-icons/mic-i.svg" : "../../../icons/tablet-icons/mic-a.svg"
             anchors.verticalCenter: parent.verticalCenter
         }
 
@@ -175,7 +181,6 @@ Item {
             GradientStop {
                 position: 0
                 color: "#2b2b2b"
-
             }
 
             GradientStop {

libraries/script-engine/src/TabletScriptingInterface.cpp

@@ -309,6 +309,15 @@ void TabletProxy::removeButton(QObject* tabletButtonProxy) {
     }
 }
 
+void TabletProxy::updateMicEnabled(const bool micOn) {
+    auto tablet = getQmlTablet();
+    if (!tablet) {
+        //qCCritical(scriptengine) << "Could not find tablet in TabletRoot.qml";
+    } else {
+        QMetaObject::invokeMethod(tablet, "setMicEnabled", Qt::AutoConnection, Q_ARG(QVariant, QVariant(micOn)));
+    }
+}
+
 void TabletProxy::updateAudioBar(const double micLevel) {
     auto tablet = getQmlTablet();
     if (!tablet) {

libraries/script-engine/src/TabletScriptingInterface.h

@@ -106,6 +106,13 @@ public:
      */
     Q_INVOKABLE void removeButton(QObject* tabletButtonProxy);
 
+    /**jsdoc
+     * Updates the tablet's mic enabled state
+     * @function TabletProxy#updateMicEnabled
+     * @param micEnabled {bool} mic enabled state
+     */
+    Q_INVOKABLE void updateMicEnabled(const bool micEnabled);
+
     /**jsdoc
      * Updates the audio bar in tablet to reflect latest mic level
      * @function TabletProxy#updateAudioBar

scripts/system/tablet-ui/tabletUI.js

@@ -53,8 +53,11 @@
 
     function updateShowTablet() {
         if (tabletShown) {
+            var MUTE_MICROPHONE_MENU_ITEM = "Mute Microphone";
+            var currentMicEnabled = !Menu.isOptionChecked(MUTE_MICROPHONE_MENU_ITEM);
             var currentMicLevel = getMicLevel();
             var tablet = Tablet.getTablet("com.highfidelity.interface.tablet.system");
+            tablet.updateMicEnabled(currentMicEnabled);
             tablet.updateAudioBar(currentMicLevel);
         }