From daa32a53fb7fdd619596097d96f9d07719b1bcea Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Gr=C3=A4=C3=9Flin?= <kde@martin-graesslin.com>
Date: Fri, 6 Feb 2009 09:45:34 +0000
Subject: [PATCH] Adding mouse wheel support to effects. First one to use is
 cube effect. CCMAIL: marco.gulino@gmail.com

svn path=/trunk/KDE/kdebase/workspace/; revision=922031
---
 effects/cube/cube.cpp | 53 +++++++++++++++++++++++++++++++++++++++++++
 effects/cube/cube.h   |  1 +
 utils.cpp             |  8 +++++++
 3 files changed, 62 insertions(+)

diff --git a/effects/cube/cube.cpp b/effects/cube/cube.cpp
index 53890e68a4..caa918b35c 100644
--- a/effects/cube/cube.cpp
+++ b/effects/cube/cube.cpp
@@ -1900,6 +1900,59 @@ void CubeEffect::mouseChanged( const QPoint& pos, const QPoint& oldpos, Qt::Mous
         }
     }
 
+void CubeEffect::windowInputMouseEvent( Window w, QEvent* e )
+    {
+    assert( w == input );
+    QMouseEvent *mouse = dynamic_cast< QMouseEvent* >( e );
+    if( mouse && mouse->type() == QEvent::MouseButtonRelease )
+        {
+        if( mouse->button() == Qt::XButton1 )
+            {
+            if( !rotating && !start )
+                {
+                rotating = true;
+                if( invertMouse )
+                    rotationDirection = Right;
+                else
+                    rotationDirection = Left;
+                }
+            else
+                {
+                if( rotations.count() < effects->numberOfDesktops() )
+                    {
+                    if( invertMouse )
+                        rotations.enqueue( Right );
+                    else
+                        rotations.enqueue( Left );
+                    }
+                }
+            effects->addRepaintFull();
+            }
+        if( mouse->button() == Qt::XButton2 )
+            {
+            if( !rotating && !start )
+                {
+                rotating = true;
+                if( invertMouse )
+                    rotationDirection = Left;
+                else
+                    rotationDirection = Right;
+                }
+            else
+                {
+                if( rotations.count() < effects->numberOfDesktops() )
+                    {
+                    if( invertMouse )
+                        rotations.enqueue( Left );
+                    else
+                        rotations.enqueue( Right );
+                    }
+                }
+            effects->addRepaintFull();
+            }
+        }
+    }
+
 void CubeEffect::desktopChanged( int old )
     {
     if( effects->activeFullScreenEffect() && effects->activeFullScreenEffect() != this )
diff --git a/effects/cube/cube.h b/effects/cube/cube.h
index 0e67a71781..0e61ba55ce 100644
--- a/effects/cube/cube.h
+++ b/effects/cube/cube.h
@@ -47,6 +47,7 @@ class CubeEffect
         virtual void grabbedKeyboardEvent( QKeyEvent* e );
         virtual void mouseChanged( const QPoint& pos, const QPoint& oldpos, Qt::MouseButtons buttons, 
             Qt::MouseButtons oldbuttons, Qt::KeyboardModifiers modifiers, Qt::KeyboardModifiers oldmodifiers );
+        virtual void windowInputMouseEvent( Window w, QEvent* e );
         virtual void desktopChanged( int old );
         virtual void tabBoxAdded( int mode );
         virtual void tabBoxUpdated();
diff --git a/utils.cpp b/utils.cpp
index e9dc085941..a1d0ca80c9 100644
--- a/utils.cpp
+++ b/utils.cpp
@@ -334,6 +334,10 @@ Qt::MouseButton x11ToQtMouseButton( int button )
         return Qt::MidButton;
     if( button == Button3 )
         return Qt::RightButton;
+    if( button == Button4 )
+        return Qt::XButton1;
+    if( button == Button5 )
+        return Qt::XButton2;
     return Qt::NoButton;
     }
 
@@ -366,6 +370,10 @@ Qt::MouseButtons x11ToQtMouseButtons( int state )
         ret |= Qt::MidButton;
     if( state & Button3Mask )
         ret |= Qt::RightButton;
+    if( state & Button4Mask )
+        ret |= Qt::XButton1;
+    if( state & Button5Mask )
+        ret |= Qt::XButton2;
     return ret;
     }