Refactor messageboxes for cross-thread wonders.

My god, @Maschell.

src/net/ash/HIDToVPADNetworkClient/gui/GuiControllerListItem.java

@@ -33,7 +33,7 @@ import javax.swing.Timer;
 import lombok.Getter;
 import net.ash.HIDToVPADNetworkClient.controller.Controller;
 import net.ash.HIDToVPADNetworkClient.network.NetworkManager;
-import net.ash.HIDToVPADNetworkClient.util.Utilities;
+import net.ash.HIDToVPADNetworkClient.util.MessageBox;
 
 public class GuiControllerListItem extends JPanel implements ActionListener {
     private static final long serialVersionUID = 1L;
@@ -78,7 +78,7 @@ public class GuiControllerListItem extends JPanel implements ActionListener {
 
     private void checkIfDisplayNoConfigMessage() {
         if (hasConfigCache == false) {
-            Utilities.messageBox("No configuration for this controller found on the console.");
+            MessageBox.show(new MessageBox("No configuration for this controller found on the console.", MessageBox.MESSAGE_ERROR));
         }
     }
 

src/net/ash/HIDToVPADNetworkClient/gui/GuiMain.java

@@ -23,12 +23,17 @@ package net.ash.HIDToVPADNetworkClient.gui;
 
 import java.awt.BorderLayout;
 import java.awt.Dimension;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
 
 import javax.swing.JComponent;
 import javax.swing.JFrame;
+import javax.swing.JOptionPane;
 import javax.swing.JPanel;
+import javax.swing.Timer;
 
 import net.ash.HIDToVPADNetworkClient.Main;
+import net.ash.HIDToVPADNetworkClient.util.MessageBox;
 
 public class GuiMain extends JPanel {
     private static final long serialVersionUID = 1L;
@@ -65,6 +70,18 @@ public class GuiMain extends JPanel {
             Main.fatal();
         }
         add(rightSideControls, BorderLayout.LINE_END);
+        
+        int delay = 100;
+        ActionListener messageBoxPerformer = new ActionListener() {
+        	public void actionPerformed(ActionEvent evt) {
+        		MessageBox msg = MessageBox.getNextMessage();
+        		if (msg != null) {
+        			JOptionPane.showMessageDialog(GuiMain.instance(), msg.getMessage(), "HID To VPAD Network Client", msg.getType());
+        			MessageBox.bumpQueue();
+        		}
+        	}
+        };
+        new Timer(delay, messageBoxPerformer).start();
     }
 
     public static GuiMain instance() {

src/net/ash/HIDToVPADNetworkClient/manager/ControllerManager.java

@@ -44,6 +44,7 @@ import net.ash.HIDToVPADNetworkClient.controller.XInput13Controller;
 import net.ash.HIDToVPADNetworkClient.controller.XInput14Controller;
 import net.ash.HIDToVPADNetworkClient.controller.XInputController;
 import net.ash.HIDToVPADNetworkClient.exeption.ControllerInitializationFailedException;
+import net.ash.HIDToVPADNetworkClient.util.MessageBox;
 import net.ash.HIDToVPADNetworkClient.util.PureJavaHidApiManager;
 import net.ash.HIDToVPADNetworkClient.util.Settings;
 import purejavahidapi.HidDeviceInfo;
@@ -161,6 +162,7 @@ public class ControllerManager {
             	log.info("This error can be fixed! Please install the Visual C++ Redistributables:");
             	log.info("https://www.microsoft.com/en-us/download/details.aspx?id=48145");
             	log.info("If that doesn't help, create an issue on GitHub.");
+            	MessageBox.show(new MessageBox("There was a problem setting up XInput.\nTo fix this, try installing the Visual C++\nredistributables: https://tinyurl.com/vcredist2015.\n\nOther controller types should still work.", MessageBox.MESSAGE_ERROR));
             	threwUnsatisfiedLinkError = true;
         	}
         }

src/net/ash/HIDToVPADNetworkClient/util/MessageBox.java

@@ -0,0 +1,39 @@
+package net.ash.HIDToVPADNetworkClient.util;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.swing.JOptionPane;
+
+import lombok.Getter;
+
+public class MessageBox {
+	public static final int MESSAGE_INFO = JOptionPane.INFORMATION_MESSAGE;
+	public static final int MESSAGE_WARNING = JOptionPane.WARNING_MESSAGE;
+	public static final int MESSAGE_ERROR = JOptionPane.ERROR_MESSAGE;
+	
+	@Getter
+	private String message;
+	@Getter
+	private int type;
+	
+	public MessageBox(String message, int type) {
+		this.message = message;
+		this.type = type;
+	}
+	
+	private static List<MessageBox> messageBoxQueue = new ArrayList<MessageBox>();
+	public static void show(MessageBox box) {
+		messageBoxQueue.add(box);
+	}
+	public static MessageBox getNextMessage() {
+		if (messageBoxQueue.size() > 0) {
+			return messageBoxQueue.get(0);
+		} else return null;
+	}
+	public static void bumpQueue() {
+		if (messageBoxQueue.size() > 0) {
+			messageBoxQueue.remove(0);
+		}
+	}
+}

src/net/ash/HIDToVPADNetworkClient/util/Utilities.java

@@ -21,9 +21,6 @@
  *******************************************************************************/
 package net.ash.HIDToVPADNetworkClient.util;
 
-import javax.swing.JFrame;
-import javax.swing.JOptionPane;
-
 public class Utilities {
 
     private Utilities() {
@@ -79,8 +76,4 @@ public class Utilities {
     public static short signedShortToByte(short value) {
         return signedShortToByte((int) value);
     }
-
-    public static void messageBox(String string) {
-        JOptionPane.showMessageDialog(new JFrame(), string);
-    }
 }