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List:       kde-commits
Subject:    playground/artwork/oxygen-transparent/libs
From:       Hugo Pereira Da Costa <hugo () oxygen-icons ! org>
Date:       2010-12-28 10:53:56
Message-ID: 20101228105356.B3E4DAC8AD () svn ! kde ! org
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SVN commit 1209863 by hpereiradacosta:

Merged revisions 1208663 via svnmerge from 
svn+ssh://hpereiradacosta@svn.kde.org/home/kde/trunk/KDE/kdebase/workspace/libs/oxygen


........
  r1208663 | hpereiradacosta | 2010-12-22 20:19:18 +0100 (Wed, 22 Dec 2010) | 4 lines
  
  Added hasBackgroundGradient set and check methods, based on WM hints.
  This is used to have oxygen window decoration and widget style (qt and gtk) match \
better, with no   need for "window specific overrides".
........


 _M            . (directory)  
 M  +50 -1     oxygenhelper.cpp  
 M  +14 -0     oxygenhelper.h  


--- trunk/playground/artwork/oxygen-transparent/libs/oxygenhelper.cpp \
#1209862:1209863 @@ -69,9 +69,11 @@
         // create argb atom
         _argbAtom = XInternAtom( QX11Info::display(), "_KDE_NET_WM_HAS_ARGB", \
False);  
+        // create background gradient atom
+        _backgroundGradientAtom = XInternAtom( QX11Info::display(), \
"_KDE_OXYGEN_BACKGROUND_GRADIENT", False); +
         #endif
 
-
     }
 
     //____________________________________________________________________
@@ -766,6 +768,53 @@
         #endif
     }
 
+    //____________________________________________________________________
+    void Helper::setHasBackgroundGradient( WId id, bool value ) const
+    {
+
+        if( !id ) return;
+
+        #ifdef Q_WS_X11
+        unsigned long uLongValue( value );
+        XChangeProperty(
+            QX11Info::display(), id, _backgroundGradientAtom, XA_CARDINAL, 32, \
PropModeReplace, +            reinterpret_cast<const unsigned char *>(&uLongValue), 1 \
); +        #else
+        Q_UNUSED( id );
+        Q_UNUSED( value );
+        #endif
+        return;
+    }
+
+    //____________________________________________________________________
+    bool Helper::hasBackgroundGradient( WId id ) const
+    {
+        if( !id ) return false;
+
+        #ifdef Q_WS_X11
+        Atom type( None );
+        int format(0);
+        unsigned char *data(0);
+
+        unsigned long n(0), left(0);
+        XGetWindowProperty(
+            QX11Info::display(), id, _backgroundGradientAtom,
+            0, 1L, false,
+            XA_CARDINAL, &type,
+            &format, &n, &left,
+            &data);
+
+        // finish if no data is found
+        if( data == None || n != 1 ) return false;
+        else return *data;
+
+        #else
+
+        return false;
+
+        #endif
+    }
+
     //______________________________________________________________________________________
                
     void Helper::drawSlab( QPainter& p, const QColor& color, qreal shade )
     {
--- trunk/playground/artwork/oxygen-transparent/libs/oxygenhelper.h #1209862:1209863
@@ -279,6 +279,17 @@
 
         //@}
 
+        //!@name background gradient XProperty
+        //@{
+
+        //! set background gradient hint to widget
+        virtual void setHasBackgroundGradient( WId, bool ) const;
+
+        //! true if background gradient hint is set
+        virtual bool hasBackgroundGradient( WId ) const;
+
+        //@}
+
         protected:
 
         virtual void drawSlab( QPainter&, const QColor&, qreal shade );
@@ -342,6 +353,9 @@
         #ifdef Q_WS_X11
         //! argb hint atom
         Atom _argbAtom;
+
+        //! background gradient hint atom
+        Atom _backgroundGradientAtom;
         #endif
 
      };


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