@Override
		public void dragEnter(DropTargetDragEvent e) {
			super.dragEnter(e);
			if (super.isDropOk(e)) {
				ToolButton.this.setBorder(RAISED_BUTTON_BORDER);
				draggingOverValidDropTarget = true;
			}
		}
Fix the button state after dragging/dropping, since this is broken in Java
Ghidra/Framework/Project/src/main/java/ghidra/framework/main/ToolButton.java