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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <tools/debug.hxx>
+#include <vcl/weld.hxx>
+
+#include <assclass.hxx>
+
+Assistent::Assistent(int nNoOfPages)
+ : mnPages(nNoOfPages), mnCurrentPage(1)
+{
+ if(mnPages > MAX_PAGES)
+ mnPages = MAX_PAGES;
+
+ mpPageStatus.reset(new bool[mnPages]);
+
+ for(int i=0; i < mnPages; ++i)
+ mpPageStatus[i] = true;
+}
+
+bool Assistent::InsertControl(int nDestPage, weld::Widget* pUsedControl)
+{
+ DBG_ASSERT( (nDestPage > 0) && (nDestPage <= mnPages), "Page not available!");
+
+ if((nDestPage>0)&&(nDestPage<=mnPages))
+ {
+ maPages[nDestPage-1].emplace_back(pUsedControl);
+ pUsedControl->hide();
+ pUsedControl->set_sensitive(false);
+ return true;
+ }
+
+ return false;
+}
+
+void Assistent::NextPage()
+{
+ if(mnCurrentPage<mnPages)
+ {
+ int nPage = mnCurrentPage+1;
+ while(nPage <= mnPages && !mpPageStatus[nPage-1])
+ nPage++;
+
+ if(nPage <= mnPages)
+ GotoPage(nPage);
+ }
+}
+
+void Assistent::PreviousPage()
+{
+ if(mnCurrentPage>1)
+ {
+ int nPage = mnCurrentPage-1;
+ while(nPage >= 0 && !mpPageStatus[nPage-1])
+ nPage--;
+
+ if(nPage >= 0)
+ GotoPage(nPage);
+ }
+}
+
+bool Assistent::GotoPage(const int nPageToGo)
+{
+ DBG_ASSERT( (nPageToGo > 0) && (nPageToGo <= mnPages), "Page not available!");
+
+ if((nPageToGo>0)&&(nPageToGo<=mnPages)&&mpPageStatus[nPageToGo-1])
+ {
+ int nIndex=mnCurrentPage-1;
+
+ for(auto& rxPage : maPages[nIndex])
+ {
+ rxPage->set_sensitive(false);
+ rxPage->hide();
+ }
+
+ mnCurrentPage=nPageToGo;
+ nIndex=mnCurrentPage-1;
+
+ for(auto& rxPage : maPages[nIndex])
+ {
+ rxPage->set_sensitive(true);
+ rxPage->show();
+ }
+
+ return true;
+ }
+
+ return false;
+}
+
+bool Assistent::IsLastPage() const
+{
+ if(mnCurrentPage == mnPages)
+ return true;
+
+ int nPage = mnCurrentPage+1;
+ while(nPage <= mnPages && !mpPageStatus[nPage-1])
+ nPage++;
+
+ return nPage > mnPages;
+}
+
+bool Assistent::IsFirstPage() const
+{
+ if(mnCurrentPage == 1)
+ return true;
+
+ int nPage = mnCurrentPage-1;
+ while(nPage > 0 && !mpPageStatus[nPage-1])
+ nPage--;
+
+ return nPage == 0;
+}
+
+bool Assistent::IsEnabled( int nPage ) const
+{
+ DBG_ASSERT( (nPage>0) && (nPage <= mnPages), "Page not available!" );
+
+ return (nPage>0) && (nPage <= mnPages && mpPageStatus[nPage-1]);
+}
+
+void Assistent::EnablePage( int nPage )
+{
+ DBG_ASSERT( (nPage>0) && (nPage <= mnPages), "Page not available!" );
+
+ if((nPage>0) && (nPage < mnPages && !mpPageStatus[nPage-1]))
+ {
+ mpPageStatus[nPage-1] = true;
+ }
+}
+
+void Assistent::DisablePage( int nPage )
+{
+ DBG_ASSERT( (nPage>0) && (nPage <= mnPages), "Page not available!" );
+
+ if((nPage>0) && (nPage <= mnPages && mpPageStatus[nPage-1]))
+ {
+ mpPageStatus[nPage-1] = false;
+ if(mnCurrentPage == nPage)
+ GotoPage(1);
+ }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */