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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /sw/source/uibase/uiview/scroll.cxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sw/source/uibase/uiview/scroll.cxx')
-rw-r--r--sw/source/uibase/uiview/scroll.cxx119
1 files changed, 119 insertions, 0 deletions
diff --git a/sw/source/uibase/uiview/scroll.cxx b/sw/source/uibase/uiview/scroll.cxx
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+++ b/sw/source/uibase/uiview/scroll.cxx
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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 <scroll.hxx>
+
+#define SCROLL_LINE_SIZE 250
+
+SwScrollbar::SwScrollbar( vcl::Window *pWin, bool bHoriz ) :
+ ScrollBar( pWin,
+ WinBits( WB_3DLOOK | WB_HIDE | ( bHoriz ? WB_HSCROLL : WB_VSCROLL) ) ),
+ bHori( bHoriz ),
+ bAuto( false ),
+ bVisible(false),
+ bSizeSet(false)
+{
+ // No mirroring for horizontal scrollbars
+ if( bHoriz )
+ EnableRTL( false );
+}
+
+ SwScrollbar::~SwScrollbar() {}
+
+// Will be called after a change of the document size
+// to refresh the range of the scrollbars.
+
+void SwScrollbar::DocSzChgd( const Size &rSize )
+{
+ aDocSz = rSize;
+ SetRange( Range( 0, bHori ? rSize.Width() : rSize.Height()) );
+ const sal_uLong nVisSize = GetVisibleSize();
+ SetLineSize( SCROLL_LINE_SIZE );
+ SetPageSize( nVisSize * 77 / 100 );
+}
+
+// Will be called after a change of the visible view section.
+
+void SwScrollbar::ViewPortChgd( const tools::Rectangle &rRect )
+{
+ long nThumb, nVisible;
+ if( bHori )
+ {
+ nThumb = rRect.Left();
+ nVisible = rRect.GetWidth();
+ }
+ else
+ {
+ nThumb = rRect.Top();
+ nVisible = rRect.GetHeight();
+ }
+
+ SetVisibleSize( nVisible );
+ DocSzChgd(aDocSz);
+ SetThumbPos( nThumb );
+ if(bAuto)
+ AutoShow();
+}
+
+void SwScrollbar::ExtendedShow( bool bSet )
+{
+ bVisible = bSet;
+ if( (!bSet || !bAuto) && IsUpdateMode() && bSizeSet)
+ ScrollBar::Show(bSet);
+}
+
+void SwScrollbar::SetPosSizePixel( const Point& rNewPos, const Size& rNewSize )
+{
+ ScrollBar::SetPosSizePixel(rNewPos, rNewSize);
+ bSizeSet = true;
+ if(bVisible)
+ ExtendedShow();
+
+}
+
+void SwScrollbar::SetAuto(bool bSet)
+{
+ if(bAuto != bSet)
+ {
+ bAuto = bSet;
+
+ // hide automatically - then show
+ if(!bAuto && bVisible && !ScrollBar::IsVisible())
+ ExtendedShow();
+ else if(bAuto)
+ AutoShow(); // or hide automatically
+ }
+}
+
+void SwScrollbar::AutoShow()
+{
+ long nVis = GetVisibleSize();
+ long nLen = GetRange().Len();
+ if( nVis >= nLen - 1)
+ {
+ if(ScrollBar::IsVisible())
+ ScrollBar::Show(false);
+ }
+ else if ( !ScrollBar::IsVisible() )
+ {
+ ScrollBar::Show();
+ }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */