No effects when not compositing.

svn path=/branches/work/kwin_composite/; revision=560594

composite.cpp

@@ -12,6 +12,7 @@ License. See the file "COPYING" for the exact licensing terms.
 #include "workspace.h"
 #include "client.h"
 #include "unmanaged.h"
+#include "effects.h"
 #include "scene.h"
 #include "scene_basic.h"
 #include "scene_xrender.h"
@@ -36,6 +37,7 @@ void Workspace::setupCompositing()
     XCompositeRedirectSubwindows( display(), rootWindow(), CompositeRedirectManual );
 //    scene = new SceneBasic( this );
     scene = new SceneXrender( this );
+    effects = new EffectsHandler( this );
     addDamage( 0, 0, displayWidth(), displayHeight());
     foreach( Client* c, clients )
         c->setupCompositing();
@@ -53,6 +55,8 @@ void Workspace::finishCompositing()
         c->finishCompositing();
     XCompositeUnredirectSubwindows( display(), rootWindow(), CompositeRedirectManual );
     compositeTimer.stop();
+    delete effects;
+    effects = NULL;
     delete scene;
     scene = NULL;
     for( ClientList::ConstIterator it = clients.begin();

effects.cpp

@@ -273,11 +273,25 @@ static ShiftWorkspaceUp* swu;
 
 EffectsHandler::EffectsHandler( Workspace* ws )
     {
+    if( !compositing())
+        return;
     mht = new MakeHalfTransparent;
     sm = new ShakyMove;
 //    gm = new GrowMove;
     swu = new ShiftWorkspaceUp( ws );
     }
+    
+EffectsHandler::~EffectsHandler()
+    {
+    delete mht;
+    mht = NULL;
+    delete sm;
+    sm = NULL;
+    delete gm;
+    gm = NULL;
+    delete swu;
+    swu = NULL;
+    }
 
 void EffectsHandler::windowUserMovedResized( Toplevel* c, bool first, bool last )
     {

effects.h

@@ -80,6 +80,7 @@ class EffectsHandler
     {
     public:
         EffectsHandler( Workspace* ws );
+        ~EffectsHandler();
         void windowUserMovedResized( Toplevel* c, bool first, bool last );
         void windowDeleted( Toplevel* c );
         void transformWindow( Toplevel* c, Matrix& m, EffectData& data );

main.cpp

@@ -122,9 +122,7 @@ Application::Application( )
     initting = false; // TODO
     
     // create workspace.
-    Workspace* workspace = new Workspace( isSessionRestored() );
+    (void) new Workspace( isSessionRestored() );
-
-    effects = new EffectsHandler( workspace );
 
     syncX(); // trigger possible errors, there's still a chance to abort