On auto unshading, don't keep focus on the unshaded window, revert

focus to the previously active window.
CCMAIL: 75302-done@bugs.kde.org

svn path=/trunk/kdebase/kwin/; revision=288483

activation.cpp

@@ -339,10 +339,16 @@ void Workspace::requestFocus( Client* c, bool force )
 void Workspace::clientHidden( Client* c )
     {
     assert( !c->isShown( true ) || !c->isOnCurrentDesktop());
+    activateNextClient( c );
+    }
+
+// deactivates 'c' and activates next client    
+void Workspace::activateNextClient( Client* c )
+    {
+    // if 'c' is not the active or the to-become active one, do nothing
     if( !( c == active_client
             || ( should_get_focus.count() > 0 && c == should_get_focus.last())))
         return;
-
     if( popup )
         popup->close();
     if( c == active_client )

client.cpp

@@ -672,6 +672,7 @@ void Client::setShade( ShadeMode mode )
     if( shade_mode == mode )
         return;
     bool was_shade = isShade();
+    ShadeMode was_shade_mode = shade_mode;
     shade_mode = mode;
     if( was_shade == isShade())
         return; // no real change in shaded state
@@ -719,7 +720,12 @@ void Client::setShade( ShadeMode mode )
         shade_geometry_change = false;
         plainResize( s );
         if( isActive())
-            workspace()->focusToNull();
+            {
+            if( was_shade_mode == ShadeHover )
+                workspace()->activateNextClient( this );
+            else
+                workspace()->focusToNull();
+            }
         }
     else 
         {

workspace.h

@@ -118,6 +118,7 @@ class Workspace : public QObject, public KWinInterface, public KDecorationDefine
         void gotFocusIn( const Client* );
         bool fakeRequestedActivity( Client* c );
         void unfakeActivity( Client* c );
+        void activateNextClient( Client* c );
         bool focusChangeEnabled() { return block_focus == 0; }
 
         void updateColormap();