INTEGRATION: CWS swqbf57 (1.1.2); FILE ADDED

2006/03/06 10:01:12 od 1.1.2.1: #125892# - new helper class <SwHandleAnchorNodeChg>

1 files changed, 89 insertions, 0 deletions

diff --git a/sw/inc/HandleAnchorNodeChg.hxx b/sw/inc/HandleAnchorNodeChg.hxx
new file mode 100644
index 000000000000..e548d25829d7
--- /dev/null
+++ b/sw/inc/HandleAnchorNodeChg.hxx
@@ -0,0 +1,89 @@
+/*************************************************************************
+ *
+ *  OpenOffice.org - a multi-platform office productivity suite
+ *
+ *  $RCSfile: HandleAnchorNodeChg.hxx,v $
+ *
+ *  $Revision: 1.2 $
+ *
+ *  last change: $Author: obo $ $Date: 2006-03-21 15:27:55 $
+ *
+ *  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 _HANDLEANCHORNODECHG_HXX
+#define _HANDLEANCHORNODECHG_HXX
+
+class SwFlyFrmFmt;
+class SwFmtAnchor;
+class SwFlyFrm;
+
+// OD 2006-02-28 #125892#
+// helper class to track change of anchor node of at-paragraph respectively
+// at-character anchored fly frames
+// if such a change happens, it has to be checked, if the count of the anchor
+// frames also change. if yes, a re-creation of the fly frames is needed:
+// - deletion of existing fly frames before the intrinsic anchor node changes
+// - creation of new fly frames after the intrinsic anchor node change.
+class SwHandleAnchorNodeChg
+{
+public:
+    /** checks, if re-creation of fly frames for an anchor node change at the
+        given fly frame format is necessary, and performs the first part.
+
+        @author OD
+
+        @param _rFlyFrmFmt
+        reference to the fly frame format instance, which is handled.
+
+        @param _rNewAnchorFmt
+        new anchor attribute, which will be applied at the given fly frame format
+
+        @param _pKeepThisFlyFrm
+        optional parameter - pointer to a fly frame of the given fly frame format,
+        which isn't deleted, if re-creation of fly frames is necessary.
+    */
+    SwHandleAnchorNodeChg( SwFlyFrmFmt& _rFlyFrmFmt,
+                           const SwFmtAnchor& _rNewAnchorFmt,
+                           SwFlyFrm* _pKeepThisFlyFrm = 0L );
+
+    /** calls <SwFlyFrmFmt::MakeFrms>, if re-creation of fly frames is necessary.
+
+        @author OD
+    */
+    ~SwHandleAnchorNodeChg();
+
+private:
+    // fly frame format, which is tracked for a anchor node change.
+    SwFlyFrmFmt& mrFlyFrmFmt;
+    // internal flag, which indicates that the certain anchor node change occurs
+    // and that re-creation of fly frames is necessary.
+    bool mbAnchorNodeChanged;
+
+    // no copy-constructor
+    SwHandleAnchorNodeChg( const SwHandleAnchorNodeChg& );
+    // no assignment-operator
+    void operator=( const SwHandleAnchorNodeChg );
+};
+#endif