[Virtual Desktop] Dragging fix

    - Fixes issue where mascot gets stuck on drag
    - Workaround for parent frame consuming events (presumably due to panel movement)

src/main/java/com/group_finity/mascotnative/virtualdesktop/VirtualWindowPanel.java

@@ -9,17 +9,27 @@
 
 import javax.swing.*;
 import java.awt.*;
-import java.awt.event.MouseAdapter;
-import java.awt.event.MouseEvent;
+import java.awt.event.*;
 
 public class VirtualWindowPanel extends JPanel implements TranslucentWindow {
 
     protected static final Color CLEAR = new Color(0, 0, 0, 0);
-
     private TranslucentWindowEventHandler eventHandler = TranslucentWindowEventHandler.DEFAULT;
-
     private VirtualImage image;
 
+    private final MouseAdapter parentListener = new MouseAdapter() {
+        @Override
+        public void mouseReleased(MouseEvent e) {
+            if (dragging) {
+                super.mouseReleased(e);
+                var p = SwingUtilities.convertPoint(e.getComponent(), e.getPoint(), VirtualWindowPanel.this);
+                endDrag(new TranslucentWindowEvent(p));
+            }
+        }
+    };
+
+    private boolean dragging = false;
+
     public VirtualWindowPanel() {
         super();
         setBounds(0,0,0,0);
@@ -31,19 +41,37 @@ public void mousePressed(MouseEvent e) {
                 if (SwingUtilities.isRightMouseButton(e)) {
                     showPopupMenu(e);
                 } else if (SwingUtilities.isLeftMouseButton(e)) {
-                    getEventHandler().onDragBegin(new TranslucentWindowEvent(e.getPoint()));
+                    beginDrag(new TranslucentWindowEvent(e.getPoint()));
                 }
             }
 
             @Override
             public void mouseReleased(MouseEvent e) {
                 if (SwingUtilities.isLeftMouseButton(e)) {
-                    getEventHandler().onDragEnd(new TranslucentWindowEvent(e.getPoint()));
+                    endDrag(new TranslucentWindowEvent(e.getPoint()));
                 }
             }
         });
     }
 
+    private void beginDrag(TranslucentWindowEvent e) {
+        if (dragging) {return;}
+        getEventHandler().onDragBegin(e);
+        dragging = true;
+    }
+
+    private void endDrag(TranslucentWindowEvent e) {
+        if (!dragging) {return;}
+        getEventHandler().onDragEnd(e);
+        dragging = false;
+    }
+
+    @Override
+    public void addNotify() {
+        super.addNotify();
+        getParent().addMouseListener(parentListener);
+    }
+
     protected void showPopupMenu(MouseEvent e) {
         TopLevelMenuRep menuRep = getEventHandler().getContextMenuRep();
         if (menuRep == null) {
@@ -55,6 +83,7 @@ protected void showPopupMenu(MouseEvent e) {
 
     @Override
     protected void paintComponent(Graphics g) {
+        super.paintComponent(g);
         g.drawImage(image.bufferedImage(), 0, 0, null);
     }
 
@@ -86,6 +115,7 @@ public void dispose() {
             if (parent != null) {
                 parent.remove(this);
                 parent.repaint();
+                parent.removeMouseListener(parentListener);
             }
         });
     }

src/main/java/com/group_finity/mascotnative/virtualdesktop/display/VirtualEnvironmentDisplay.java

@@ -2,8 +2,7 @@
 
 import com.group_finity.mascotnative.virtualdesktop.VirtualWindowPanel;
 
-import javax.swing.JFrame;
-import javax.swing.SwingUtilities;
+import javax.swing.*;
 import java.awt.*;
 import java.util.List;
 
@@ -16,7 +15,7 @@ public class VirtualEnvironmentDisplay {
     private final JFrame frame;
 
     public VirtualEnvironmentDisplay() {
-        frame = new JFrame("Shimeji");
+        frame = new JFrame("ShimejiEE");
         frame.getContentPane().setPreferredSize(new Dimension(INIT_WIDTH, INIT_HEIGHT));
         frame.getContentPane().setLayout(null);
         frame.getContentPane().setBackground(BG_COLOR);
@@ -40,6 +39,7 @@ public Point getCursorLocation(Point screenCoordinates) {
     public void addShimejiWindow(VirtualWindowPanel panel) {
         SwingUtilities.invokeLater(() -> {
             frame.getContentPane().add(panel);
+            frame.validate();
         });
     }