Fixes issue 1323

git-svn-id: http://svn.dmdirc.com/trunk@4178 00569f92-eb28-0410-84fd-f71c24880f

src/com/dmdirc/ui/swing/UIUtilities.java

@@ -188,4 +188,17 @@ public final class UIUtilities {
         }
         return returnable.getObject();
     }
+    
+    /**
+     * Check if we are using one of the Windows Look and Feels
+     * 
+     * @return True iff the current LAF is "Windows" or "Windows Classic"
+     */
+    public static boolean isWindowsUI() {
+        final String uiname = UIManager.getLookAndFeel().getClass().getName();
+        final String windows = "com.sun.java.swing.plaf.windows.WindowsLookAndFeel";
+        final String classic = "com.sun.java.swing.plaf.windows.WindowsClassicLookAndFeel";
+        
+        return windows.equals(uiname) || classic.equals(uiname);
+    }
 }

src/com/dmdirc/ui/swing/components/validating/ValidatingJTextField.java

@@ -24,6 +24,7 @@ package com.dmdirc.ui.swing.components.validating;
 
 import com.dmdirc.config.prefs.validator.Validator;
 import com.dmdirc.ui.IconManager;
+import com.dmdirc.ui.swing.UIUtilities;
 import com.dmdirc.config.prefs.validator.ValidationResponse;
 
 import java.awt.Font;
@@ -82,7 +83,8 @@ public class ValidatingJTextField extends JComponent implements DocumentListener
         errorIcon =
                 new JLabel(IconManager.getIconManager().getIcon("input-error"));
 
-        if (!"javax.swing.plaf.synth.SynthLookAndFeel".equals(UIManager.get("TextFieldUI"))) {
+        if (!"javax.swing.plaf.synth.SynthLookAndFeel".equals(UIManager.get("TextFieldUI"))
+            && !UIUtilities.isWindowsUI()) {
             setBorder(textField.getBorder());
             textField.setBorder(BorderFactory.createEmptyBorder());
             setBackground(textField.getBackground());