Load saves in parallel

core/src/mindustry/game/Saves.java

@@ -17,6 +17,7 @@ import mindustry.type.*;
 import java.io.*;
 import java.text.*;
 import java.util.*;
+import java.util.concurrent.*;
 
 import static mindustry.Vars.*;
 
@@ -47,11 +48,24 @@ public class Saves{
     public void load(){
         saves.clear();
 
+        //read saves in parallel
+        Seq<Future<SaveSlot>> futures = new Seq<>();
+
         for(Fi file : saveDirectory.list()){
             if(!file.name().contains("backup") && SaveIO.isSaveValid(file)){
-                SaveSlot slot = new SaveSlot(file);
-                saves.add(slot);
-                slot.meta = SaveIO.getMeta(file);
+                futures.add(mainExecutor.submit(() -> {
+                    SaveSlot slot = new SaveSlot(file);
+                    slot.meta = SaveIO.getMeta(file);
+                    return slot;
+                }));
+            }
+        }
+
+        for(var future : futures){
+            try{
+                saves.add(future.get());
+            }catch(Exception e){
+                Log.err(e);
             }
         }
 

core/src/mindustry/input/DesktopInput.java

@@ -772,8 +772,10 @@ public class DesktopInput extends InputHandler{
 
     @Override
     public void panCamera(Vec2 position){
-        panning = true;
-        camera.position.set(position);
+        if(!locked()){
+            panning = true;
+            camera.position.set(position);
+        }
     }
 
     protected void updateMovement(Unit unit){

core/src/mindustry/input/InputHandler.java

@@ -1484,7 +1484,9 @@ public abstract class InputHandler implements InputProcessor, GestureListener{
 
     /** Forces the camera to a position and enables panning on desktop. */
     public void panCamera(Vec2 position){
-        camera.position.set(position);
+        if(!locked()){
+            camera.position.set(position);
+        }
     }
 
     public boolean selectedBlock(){

core/src/mindustry/ui/dialogs/JoinDialog.java

@@ -224,13 +224,13 @@ public class JoinDialog extends BaseDialog{
 
         server.content.background(Tex.whitePane).setColor(Pal.gray);
 
-        server.content.label(() -> Core.bundle.get("server.refreshing") + Strings.animated(Time.time, 4, 11, ".")).padBottom(4);
+        server.content.label(() -> Core.bundle.get("server.refreshing") + Strings.animated(Time.time, 4, 11, ".")).grow().center().labelAlign(Align.center).padBottom(4);
 
         net.pingHost(server.ip, server.port, host -> setupServer(server, host), e -> {
             server.content.clear();
 
             server.content.background(Tex.whitePane).setColor(Pal.gray);
-            server.content.add("@host.invalid");
+            server.content.add("@host.invalid").grow().center().labelAlign(Align.center);
         });
     }