Add ability to change disc for ldrom2 titles

Author: remutro

ares/pce/pcd/pcd.cpp

@@ -26,7 +26,7 @@ auto PCD::load(Node::Object parent) -> void {
     tray->setType("Compact Disc");
   }
   tray->setHotSwappable(true);
-  tray->setAllocate([&](auto name) { return allocate(tray); });
+  tray->setAllocate([&](auto name) { return allocate(tray, name); });
   tray->setConnect([&] { return connect(); });
   tray->setDisconnect([&] { return disconnect(); });
 
@@ -99,9 +99,11 @@ auto PCD::unload() -> void {
   node.reset();
 }
 
-auto PCD::allocate(Node::Port parent) -> Node::Peripheral {
+auto PCD::allocate(Node::Port parent, string name) -> Node::Peripheral {
   if (Model::LaserActive()) {
-    return disc = parent->append<Node::Peripheral>("Laserdisc");
+    disc = parent->append<Node::Peripheral>("Laserdisc");
+    disc->setAttribute("media", name);
+    return disc;
   }
   return disc = parent->append<Node::Peripheral>("PC Engine CD Disc");
 }
@@ -142,6 +144,9 @@ auto PCD::disconnect() -> void {
   fd.reset();
   pak.reset();
   disc.reset();
+  if(Model::LaserActive()) {
+    ld.notifyDiscEjected();
+  }
 }
 
 auto PCD::save() -> void {

ares/pce/pcd/pcd.hpp

@@ -34,7 +34,7 @@ struct PCD : Thread {
   auto load(Node::Object) -> void;
   auto unload() -> void;
 
-  auto allocate(Node::Port) -> Node::Peripheral;
+  auto allocate(Node::Port, string name) -> Node::Peripheral;
   auto connect() -> void;
   auto disconnect() -> void;
 

desktop-ui/emulator/pc-engine-ld.cpp

@@ -1,12 +1,16 @@
 struct PCEngineLD : PCEngine {
   PCEngineLD();
   auto load() -> LoadResult override;
+  auto load(Menu) -> void override;
+  auto unload() -> void override;
   auto save() -> bool override;
   auto pak(ares::Node::Object) -> std::shared_ptr<vfs::directory> override;
+  auto changeDiskState(const string state) -> void;
 
   std::shared_ptr<mia::Pak> hucard;
   u32 internalBiosId = 0;
   maybe<u32> hucardBiosId;
+  sTimer discTrayTimer;
 };
 
 PCEngineLD::PCEngineLD() {
@@ -89,10 +93,56 @@ auto PCEngineLD::load() -> LoadResult {
   }
 
   connectPorts();
+  discTrayTimer = Timer{};
 
   return successful;
 }
 
+auto PCEngineLD::load(Menu menu) -> void {
+  Group group;
+  Menu changeSideMenu{&menu};
+  changeSideMenu.setIcon(Icon::Device::Optical);
+  changeSideMenu.setText("Change Side");
+  auto medium = game->pak->attribute("medium");
+  auto sides = nall::split_and_strip(medium, ",");
+
+  MenuRadioItem noDiscItem{&changeSideMenu};
+  noDiscItem.setText("No Disc").onActivate([&] {
+    changeDiskState("No Disc");
+  });
+  group.append(noDiscItem);
+
+  auto checkedItemIndex = group.objectCount();
+  for(auto side : sides) {
+    MenuRadioItem item{&changeSideMenu};
+    group.append(item);
+    item.setText(side).onActivate([this, side] {changeDiskState(side);});
+  }
+  group.objects<MenuRadioItem>()[checkedItemIndex].setChecked();
+}
+
+auto PCEngineLD::changeDiskState(const string state) -> void {
+  Program::Guard guard;
+  discTrayTimer->setEnabled(false);
+  save();
+  auto tray = root->find<ares::Node::Port>("PC Engine LD/Disc Tray");
+  tray->disconnect();
+
+  if(state == "No Disc") return;
+
+  discTrayTimer->onActivate([&, state] {
+    discTrayTimer->setEnabled(false);
+    auto tray = root->find<ares::Node::Port>("PC Engine LD/Disc Tray");
+    tray->allocate(state);
+    tray->connect();
+  }).setInterval(3000).setEnabled();
+}
+
+auto PCEngineLD::unload() -> void {
+  Emulator::unload();
+  discTrayTimer.reset();
+}
+
 auto PCEngineLD::save() -> bool {
   root->save();
   system->save(game->location);