Refresh selected-building panel when paused player commands drain

src/ui/GameWorldView.cpp

@@ -62,6 +62,7 @@
 #include "ExpansionCostChangedEvent.h"
 #include "GameSpeedChangedEvent.h"
 #include "SchematicChoicesAvailableEvent.h"
+#include "PlayerCommandsAppliedEvent.h"
 #include "TickAdvancedEvent.h"
 
 namespace
@@ -212,6 +213,7 @@ void GameWorldView::onFrame()
         // Drain queued player commands once per frame, before the tick batch. This
         // runs even at 0x so a paused player sees placed construction sites
         // immediately, while staying deterministic (see docs/replay_design.md).
+        const bool commandsApplied = m_commandManager.hasPending();
         m_commandManager.drain();
 
         // A drained Reset reinitialized the simulation; reset the view to match.
@@ -221,6 +223,17 @@ void GameWorldView::onFrame()
             resetForNewGame();
         }
 
+        // Notify presentation widgets that queued commands were applied, so a
+        // paused player still sees the effect (e.g. a shipyard's layout preview
+        // after picking a schematic) even though no tick advances. UI-only: this
+        // does not touch the command queue or simulation, so replay recording
+        // and determinism are unaffected.
+        if (commandsApplied)
+        {
+            EventManager::getInstance()->sendEventImmediately(
+                std::make_shared<PlayerCommandsAppliedEvent>());
+        }
+
         const int ticks = m_tickDriver.advance(
             static_cast<double>(elapsed), m_gameSpeedMultiplier);
         for (int i = 0; i < ticks; ++i)