Fixed dark theme on KDE

be-graphes-gui/src/main/java/org/insa/graphs/gui/MainWindow.java

@@ -72,6 +72,7 @@ import org.insa.graphs.model.io.BinaryPathReader;
 import org.insa.graphs.model.io.GraphReader;
 import org.insa.graphs.model.io.MapMismatchException;
 
+
 public class MainWindow extends JFrame {
 
     /**
@@ -82,7 +83,7 @@ public class MainWindow extends JFrame {
     /**
      * 
      */
-    private static final String WINDOW_TITLE = "BE Graphes INSA";
+    private static final String WINDOW_TITLE = "CC la famille";
 
     /**
      * 
@@ -344,7 +345,7 @@ public class MainWindow extends JFrame {
 
         JTextArea infoPanel = new JTextArea();
         infoPanel.setMinimumSize(new Dimension(200, 50));
-        infoPanel.setBackground(Color.WHITE);
+//        infoPanel.setBackground(Color.WHITE);
         infoPanel.setLineWrap(true);
         infoPanel.setEditable(false);
         this.logStream = new StreamCapturer(infoPanel);
@@ -377,7 +378,7 @@ public class MainWindow extends JFrame {
         mainPanel.setResizeWeight(0.8);
         mainPanel.setDividerSize(5);
 
-        mainPanel.setBackground(Color.WHITE);
+//        mainPanel.setBackground(Color.WHITE);
         mainPanel.setLeftComponent(openPanel);
         mainPanel.setRightComponent(rightComponent);
         this.add(mainPanel, BorderLayout.CENTER);
@@ -844,7 +845,16 @@ public class MainWindow extends JFrame {
 
         // Try to set system look and feel.
         try {
-            UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
+            boolean isThemeSet = false;
+            for (UIManager.LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) {
+                if ("com.sun.java.swing.plaf.gtk.GTKLookAndFeel".equals(info.getClassName())) {
+                    UIManager.setLookAndFeel(info.getClassName());
+                    isThemeSet = true;
+                    break;
+                }
+            }
+            if (!isThemeSet)
+                UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
         }
         catch (Exception e) {
         }