Ensure EqualizerOverlay stays in sync with settings from the remote client.

src/core/plugin/Plugins.cpp

@@ -84,6 +84,13 @@ static void saveEnvironment() {
     }
 }
 
+static void broadcastEqualizerUpdated() {
+    if (::messageQueue) {
+        ::messageQueue->Broadcast(
+            Message::Create(nullptr, message::EqualizerUpdated));
+    }
+}
+
 static void getEqualizerPluginAndPrefs(
     std::shared_ptr<IPlugin>& plugin,
     std::shared_ptr<Preferences>& prefs)
@@ -275,6 +282,7 @@ static class Environment: public IEnvironment {
                 for (size_t i = 0; i < EqualizerBandCount; i++) {
                     target[i] = prefs->GetDouble(std::to_string(EqualizerBands[i]), 0.0);
                 }
+
                 return true;
             }
 
@@ -295,6 +303,7 @@ static class Environment: public IEnvironment {
                     prefs->SetDouble(std::to_string(EqualizerBands[i]), values[i]);
                 }
                 plugin->Reload();
+                broadcastEqualizerUpdated();
                 return true;
             }
 
@@ -314,7 +323,7 @@ static class Environment: public IEnvironment {
         }
 
 
-        virtual void SetEqualizerEnabled(bool enabled) {
+        virtual void SetEqualizerEnabled(bool enabled) override {
             std::shared_ptr<IPlugin> plugin;
             std::shared_ptr<Preferences> prefs;
             getEqualizerPluginAndPrefs(plugin, prefs);
@@ -323,6 +332,7 @@ static class Environment: public IEnvironment {
                 if (prefs->GetBool("enabled", false) != enabled) {
                     prefs->SetBool("enabled", enabled);
                     plugin->Reload();
+                    broadcastEqualizerUpdated();
                 }
             }
         }

src/core/support/Messages.h

@@ -44,6 +44,7 @@ namespace musik {
             static const int PlaylistRenamed        = First + 3;
             static const int PlaylistDeleted        = First + 4;
             static const int EnvironmentUpdated     = First + 5;
+            static const int EqualizerUpdated       = First + 6;
 
             static const int User                   = 4096;
         }

src/musikcube/app/overlay/EqualizerOverlay.cpp

@@ -42,6 +42,7 @@
 #include <cursespp/SingleLineEntry.h>
 #include <cursespp/Text.h>
 
+#include <core/support/Messages.h>
 #include <core/plugin/PluginFactory.h>
 
 #include <app/util/Messages.h>
@@ -143,10 +144,13 @@ EqualizerOverlay::EqualizerOverlay()
 }
 
 EqualizerOverlay::~EqualizerOverlay() {
+    MessageQueue().UnregisterForBroadcasts(this);
 }
 
 void EqualizerOverlay::ShowOverlay() {
-    App::Overlays().Push(std::make_shared<EqualizerOverlay>());
+    auto overlay = std::make_shared<EqualizerOverlay>();
+    App::Overlays().Push(overlay);
+    MessageQueue().RegisterForBroadcasts(overlay);
 }
 
 std::shared_ptr<IPlugin> EqualizerOverlay::FindPlugin() {
@@ -214,6 +218,10 @@ void EqualizerOverlay::ProcessMessage(musik::core::runtime::IMessage &message) {
     if (message.Type() == message::UpdateEqualizer) {
         this->plugin->Reload();
     }
+    else if (message.Type() == musik::core::message::EqualizerUpdated) {
+        this->enabledCb->SetChecked(this->prefs->GetBool("enabled", false));
+        this->listView->OnAdapterChanged();
+    }
 }
 
 void EqualizerOverlay::UpdateSelectedBand(double delta) {