INTEGRATION: CWS chart10 (1.1.2); FILE ADDED

2007/07/27 12:56:06 iha 1.1.2.2: #i79849# prevent to many view updates of charts - also lock newly loaded charts
2007/07/26 14:28:16 iha 1.1.2.1: #i79849# prevent to many view updates of charts

1 files changed, 94 insertions, 0 deletions

diff --git a/sc/inc/chartlock.hxx b/sc/inc/chartlock.hxx
new file mode 100644
index 000000000000..c6951e3bc115
--- /dev/null
+++ b/sc/inc/chartlock.hxx
@@ -0,0 +1,94 @@
+/*************************************************************************
+ *
+ *  OpenOffice.org - a multi-platform office productivity suite
+ *
+ *  $RCSfile: chartlock.hxx,v $
+ *
+ *  $Revision: 1.2 $
+ *
+ *  last change: $Author: hr $ $Date: 2007-08-03 13:06:24 $
+ *
+ *  The Contents of this file are made available subject to
+ *  the terms of GNU Lesser General Public License Version 2.1.
+ *
+ *
+ *    GNU Lesser General Public License Version 2.1
+ *    =============================================
+ *    Copyright 2005 by Sun Microsystems, Inc.
+ *    901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ *    This library is free software; you can redistribute it and/or
+ *    modify it under the terms of the GNU Lesser General Public
+ *    License version 2.1, as published by the Free Software Foundation.
+ *
+ *    This library is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *    Lesser General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Lesser General Public
+ *    License along with this library; if not, write to the Free Software
+ *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ *    MA  02111-1307  USA
+ *
+ ************************************************************************/
+
+#ifndef SC_CHARTLOCK_HXX
+#define SC_CHARTLOCK_HXX
+
+
+#include <vcl/timer.hxx>
+
+#include <cppuhelper/weakref.hxx>
+#include <com/sun/star/frame/XModel.hpp>
+
+#include <memory>
+
+class ScDocument;
+
+/** All current charts in the calc will be locked in constructor and unlocked in destructor.
+*/
+class ScChartLockGuard
+{
+public:
+                    ScChartLockGuard( ScDocument* pDoc );
+    virtual         ~ScChartLockGuard();
+
+    void            AlsoLockThisChart( const ::com::sun::star::uno::Reference<
+                        ::com::sun::star::frame::XModel >& xModel );
+
+private:
+    std::vector< ::com::sun::star::uno::WeakReference<
+        ::com::sun::star::frame::XModel > > maChartModels;
+
+    ScChartLockGuard();
+    ScChartLockGuard( const ScChartLockGuard& );
+};
+
+/** Use this to lock all charts in the calc for a little time.
+    They will unlock automatically unless you call StartOrContinueLocking() again.
+*/
+class ScTemporaryChartLock
+{
+public:
+                    ScTemporaryChartLock( ScDocument* pDoc );
+    virtual         ~ScTemporaryChartLock();
+
+    void            StartOrContinueLocking();
+    void            StopLocking();
+    void            AlsoLockThisChart( const ::com::sun::star::uno::Reference<
+                        ::com::sun::star::frame::XModel >& xModel );
+
+private:
+    ScDocument*                         mpDoc;
+    Timer                               maTimer;
+    std::auto_ptr< ScChartLockGuard >   mapScChartLockGuard;
+
+    DECL_LINK( TimeoutHdl, Timer* );
+
+    ScTemporaryChartLock();
+    ScTemporaryChartLock( const ScTemporaryChartLock& );
+};
+
+
+#endif