Made a hack for Nimbus LAF to add transparency to JInternalFrames. Updated CombatDialog. Updated Mage-Theme-Plugin (jar) with background. Fixed "Games played:" title length, so game count can be seen for big numbers.

Mage.Client/src/main/java/mage/client/MageFrame.java

@@ -54,9 +54,11 @@ import javax.swing.JOptionPane;
 import javax.swing.JToolBar.Separator;
 import javax.swing.SwingUtilities;
 import javax.swing.UIManager;
+import javax.swing.plaf.synth.SynthLookAndFeel;
 
 import mage.cards.Card;
 import mage.cards.ExpansionSet;
+import mage.client.components.MageSynthStyleFactory;
 import mage.client.dialog.AboutDialog;
 import mage.client.dialog.CombatDialog;
 import mage.client.dialog.ConnectDialog;
@@ -111,6 +113,8 @@ public class MageFrame extends javax.swing.JFrame {
 
 		try {
 			UIManager.setLookAndFeel("com.sun.java.swing.plaf.nimbus.NimbusLookAndFeel");
+			MageSynthStyleFactory f = new MageSynthStyleFactory(SynthLookAndFeel.getStyleFactory());
+			SynthLookAndFeel.setStyleFactory(f);
 		} catch (Exception ex) {
 			logger.log(Level.SEVERE, null, ex);
 		}
@@ -152,11 +156,11 @@ public class MageFrame extends javax.swing.JFrame {
 		
 		if (Plugins.getInstance().isCounterPluginLoaded()) {
 			int i = Plugins.getInstance().getGamesPlayed();
-			JLabel label = new JLabel(" Games played: " + String.valueOf(i));
+			JLabel label = new JLabel("  Games played: " + String.valueOf(i));
 			desktopPane.add(label);
 			label.setVisible(true);
 			label.setForeground(Color.white);
-			label.setBounds(0, 0, 100, 30);
+			label.setBounds(0, 0, 180, 30);
 		}
     }
     

Mage.Client/src/main/java/mage/client/components/MageSynthStyleFactory.java

@@ -0,0 +1,30 @@
+package mage.client.components;
+
+import javax.swing.JComponent;
+import javax.swing.plaf.synth.Region;
+import javax.swing.plaf.synth.SynthStyle;
+import javax.swing.plaf.synth.SynthStyleFactory;
+
+/**
+ * Class makes {@link JInternalFrame} translucent background possible.
+ * This class provides fix that makes setOpaque(false) and setBackgroundColor(any color) working, 
+ * especially for Nimbus LAF that has great problems with it.
+ * 
+ * @version 0.1 16.11.2010
+ * @author nantuko
+ */
+public class MageSynthStyleFactory extends SynthStyleFactory {
+	private SynthStyleFactory wrappedFactory;
+
+	public MageSynthStyleFactory(SynthStyleFactory factory) {
+		this.wrappedFactory = factory;
+	}
+
+	public SynthStyle getStyle(JComponent c, Region id) {
+		SynthStyle s = wrappedFactory.getStyle(c, id);
+		if (id == Region.INTERNAL_FRAME) {
+			s = new TranslucentSynthSytle(s);
+		}
+		return s;
+	}
+}

Mage.Client/src/main/java/mage/client/components/TranslucentSynthSytle.java

@@ -0,0 +1,94 @@
+package mage.client.components;
+
+import java.awt.Color;
+import java.awt.Font;
+import java.awt.Graphics;
+import java.awt.Insets;
+
+import javax.swing.Icon;
+import javax.swing.plaf.synth.ColorType;
+import javax.swing.plaf.synth.Region;
+import javax.swing.plaf.synth.SynthContext;
+import javax.swing.plaf.synth.SynthGraphicsUtils;
+import javax.swing.plaf.synth.SynthPainter;
+import javax.swing.plaf.synth.SynthStyle;
+
+class TranslucentSynthSytle extends SynthStyle {
+	private final SynthStyle style;
+
+	public TranslucentSynthSytle(SynthStyle s) {
+		style = s;
+	}
+
+	public Object get(SynthContext context, Object key) {
+		return style.get(context, key);
+	}
+
+	public boolean getBoolean(SynthContext context, Object key,
+			boolean defaultValue) {
+		return style.getBoolean(context, key, defaultValue);
+	}
+
+	public Color getColor(SynthContext context, ColorType type) {
+		return style.getColor(context, type);
+	}
+
+	public Font getFont(SynthContext context) {
+		return style.getFont(context);
+	}
+
+	public SynthGraphicsUtils getGraphicsUtils(SynthContext context) {
+		return style.getGraphicsUtils(context);
+	}
+
+	public Icon getIcon(SynthContext context, Object key) {
+		return style.getIcon(context, key);
+	}
+
+	public Insets getInsets(SynthContext context, Insets insets) {
+		return style.getInsets(context, insets);
+	}
+
+	public int getInt(SynthContext context, Object key, int defaultValue) {
+		return style.getInt(context, key, defaultValue);
+	}
+
+	public SynthPainter getPainter(final SynthContext context) {
+		return new SynthPainter() {
+			public void paintInternalFrameBackground(SynthContext context,
+					Graphics g, int x, int y, int w, int h) {
+				g.setColor(new Color(50, 50, 50, 100));
+				g.fillRoundRect(x, y, w, h, 5, 5);
+			}
+		};
+	}
+
+	public String getString(SynthContext context, Object key,
+			String defaultValue) {
+		return style.getString(context, key, defaultValue);
+	}
+
+	public void installDefaults(SynthContext context) {
+		style.installDefaults(context);
+	}
+
+	public void uninstallDefaults(SynthContext context) {
+		style.uninstallDefaults(context);
+	}
+
+	public boolean isOpaque(SynthContext context) {
+		if (context.getRegion() == Region.INTERNAL_FRAME) {
+			return false;
+		} else {
+			return style.isOpaque(context);
+		}
+	}
+
+	public Color getColorForState(SynthContext context, ColorType type) {
+		return null;
+	}
+
+	public Font getFontForState(SynthContext context) {
+		return null;
+	}
+}

Mage.Client/src/main/java/mage/client/dialog/CombatDialog.java

@@ -34,11 +34,16 @@
 
 package mage.client.dialog;
 
+import java.awt.Color;
+import java.awt.Graphics;
 import java.beans.PropertyVetoException;
 import java.util.List;
 import java.util.UUID;
 import java.util.logging.Level;
 import java.util.logging.Logger;
+
+import javax.swing.JPanel;
+
 import mage.client.cards.BigCard;
 import mage.client.game.CombatGroup;
 import mage.view.CombatGroupView;
@@ -56,8 +61,23 @@ public class CombatDialog extends MageDialog {
 
     /** Creates new form CombatDialog */
     public CombatDialog() {
+    	
+        JPanel contentPane = new JPanel() {
+			private static final long serialVersionUID = -8283955788355547309L;
+			public void paintComponent(Graphics g) {
+				g.setColor(new Color(50, 50, 50, 100));
+				g.fillRect(0, 0, getWidth(), getHeight());
+			}
+		};
+        setContentPane(contentPane);
+    	
         initComponents();
 		this.setModal(false);
+		
+        combatArea.setOpaque(false);
+        jScrollPane1.setOpaque(false);
+        jScrollPane1.getViewport().setOpaque(false);
+        getRootPane().setOpaque(false);
     }
 
 	public void init(UUID gameId, BigCard bigCard) {

Mage.Client/src/main/java/mage/client/plugins/MagePlugins.java

@@ -17,6 +17,7 @@ public interface MagePlugins {
 	void loadPlugins();
 	void shutdown();
 	void updateGamePanel(Map<String, JComponent> ui);
+	void updateOnTable(Map<String, JComponent> ui);
 	MagePermanent getMagePermanent(PermanentView card, BigCard bigCard, CardDimensions dimension, UUID gameId);
 	boolean isCardPluginLoaded();
 	boolean isCounterPluginLoaded();

Mage.Client/src/main/java/mage/client/plugins/impl/Plugins.java

@@ -65,7 +65,16 @@ public class Plugins implements MagePlugins {
 		PluginManagerUtil pmu = new PluginManagerUtil(pm);
 		
 		for (ThemePlugin pl : pmu.getPlugins(ThemePlugin.class)) {
-			pl.apply(ui);
+			pl.applyInGame(ui);
+		}
+	}
+
+	@Override
+	public void updateOnTable(Map<String, JComponent> ui) {
+		PluginManagerUtil pmu = new PluginManagerUtil(pm);
+		
+		for (ThemePlugin pl : pmu.getPlugins(ThemePlugin.class)) {
+			pl.applyOnTable(ui);
 		}
 	}