fdo#32869: Added navigation buttons to writer

1 files changed, 74 insertions, 0 deletions

diff --git a/sw/source/ui/inc/navmgr.hxx b/sw/source/ui/inc/navmgr.hxx
new file mode 100644
index 000000000000..b2d35ae07eee
--- /dev/null
+++ b/sw/source/ui/inc/navmgr.hxx
@@ -0,0 +1,74 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * Version: MPL 1.1 / GPLv3+ / LGPLv3+
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Initial Developer of the Original Code is
+ *       [ Maja Djordjevic < ovcica@gmail.com > ]
+ * Portions created by the Initial Developer are Copyright (C) 2010 the
+ * Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s): Cédric Bosdonnat <cbosdonnat@novell.com>
+ *                 Caolan McNamara <caolanm@redhat.com>
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 3 or later (the "GPLv3+"), or
+ * the GNU Lesser General Public License Version 3 or later (the "LGPLv3+"),
+ * in which case the provisions of the GPLv3+ or the LGPLv3+ are applicable
+ * instead of those above.
+ */
+#ifndef _NAVMGR_HXX
+#define _NAVMGR_HXX
+
+#include "swtypes.hxx"
+#include "pam.hxx"
+#include "swdllapi.h"
+
+class   SwWrtShell;
+struct  SwPosition;
+
+class SW_DLLPUBLIC SwNavigationMgr
+{
+private:
+    /*
+     * List of entries in the navigation history
+     * Each entry is a SwPosition, which represents a position within the document
+     * SwPosition is given by a node index (SwNodeIndex) which usually represents the paragraph the position is in
+     * and an index (SwIndex), which represents the position inside this paragraph.
+     * You can find more on SwPositions at http://wiki.services.openoffice.org/wiki/Writer_Core_And_Layout
+     *
+     * The navigation history behaves as a stack, to which items are added when we jump to a new position
+     * (e.g. click a link, or double click an entry from the navigator).
+     * Every use of the back/forward buttons results in moving the stack pointer within the navigation history
+     */
+    std::vector<SwPosition> _entries;
+    std::vector<SwPosition>::size_type _nCurrent; /* Current position within the navigation history */
+    SwWrtShell* _pMyShell; /* The active shell within which the navigation occurs */
+
+    void GotoSwPosition(const SwPosition &rPos);
+
+public:
+    /* Constructor that initializes the shell to the current shell */
+    SwNavigationMgr( SwWrtShell* pShell );
+    /* Can we go back in the history ? */
+    BOOL backEnabled() ;
+    /* Can we go forward in the history ? */
+    BOOL forwardEnabled();
+    /* The method that is called when we click the back button */
+    void goBack() ;
+    /* The method that is called when we click the forward button */
+    void goForward() ;
+    /* The method that adds the position pPos to the navigation history */
+    bool addEntry(const SwPosition& rPos);
+};
+#endif
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */