More cosmetics for plastique

modules/gui/qt4/dialogs/prefs_dialog.cpp

@@ -42,10 +42,6 @@ PrefsDialog::PrefsDialog( intf_thread_t *_p_intf ) : QVLCFrame( _p_intf )
      setWindowTitle( _("Preferences" ) );
      resize( 800, 450 );
 
-     QPalette plt( palette() );
-     plt.setColor( QPalette::Active, QPalette::Highlight, Qt::gray );
-     setPalette( plt );
-
           advanced_tree = NULL;
      simple_tree = NULL;
      simple_panel = NULL;

modules/gui/qt4/main_interface.cpp

@@ -28,8 +28,7 @@
 #include <assert.h>
 #include <QPushButton>
 
-MainInterface::MainInterface( intf_thread_t *_p_intf ) :
-                            QWidget( NULL ), p_intf( _p_intf)
+MainInterface::MainInterface( intf_thread_t *_p_intf ) : QVLCFrame( _p_intf )
 {
     /* Init UI */
     slider = new InputSlider( Qt::Horizontal, this );

modules/gui/qt4/main_interface.hpp

@@ -24,13 +24,13 @@
 #define _MAIN_INTERFACE_H_
 
 #include <vlc/intf.h>
-#include <QWidget>
+#include "util/qvlcframe.hpp"
 
 class InputManager;
 class QCloseEvent;
 class InputSlider;
 
-class MainInterface : public QWidget
+class MainInterface : public QVLCFrame
 {
     Q_OBJECT;
 public:
@@ -42,7 +42,6 @@ protected:
 private:
     InputManager *main_input_manager;
     InputSlider *slider;
-    intf_thread_t *p_intf;
     /// Main input associated to the playlist
     input_thread_t *p_input;
 private slots:

modules/gui/qt4/util/qvlcframe.hpp

@@ -24,13 +24,30 @@
 #define _QVLCFRAME_H_
 
 #include <QWidget>
+#include <QApplication>
+#include <QPlastiqueStyle>
 #include <vlc/vlc.h>
 
 class QVLCFrame : public QWidget
 {
 public:
     QVLCFrame( intf_thread_t *_p_intf ) : QWidget( NULL ), p_intf( _p_intf )
-    {};
+    {
+        QStyle *style = qApp->style();
+        // Plastique is too dark.
+        /// theming ? getting KDE data ? ?
+        if( qobject_cast<QPlastiqueStyle *>(style) )
+        {
+            QPalette plt( palette() );
+            plt.setColor( QPalette::Active, QPalette::Highlight, Qt::gray );
+            QColor vlg = (Qt::lightGray);
+            vlg = vlg.toHsv();
+            vlg.setHsv( vlg.hue(), vlg.saturation(), 235  );
+            plt.setColor( QPalette::Active, QPalette::Window, vlg );
+            plt.setColor( QPalette::Inactive, QPalette::Window, vlg );
+            setPalette( plt );
+        }
+    };
     virtual ~QVLCFrame()   {};
 
     void toggleVisible()