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-rw-r--r--dbaccess/source/ui/control/marktree.cxx206
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diff --git a/dbaccess/source/ui/control/marktree.cxx b/dbaccess/source/ui/control/marktree.cxx
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+++ b/dbaccess/source/ui/control/marktree.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 <marktree.hxx>
+#include <vcl/treelistentry.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/event.hxx>
+
+namespace dbaui
+{
+ using namespace ::com::sun::star::uno;
+ using namespace ::com::sun::star::lang;
+
+
+OMarkableTreeListBox::OMarkableTreeListBox( vcl::Window* pParent, WinBits nWinStyle )
+ : DBTreeListBox(pParent, nWinStyle)
+{
+
+ InitButtonData();
+}
+
+OMarkableTreeListBox::~OMarkableTreeListBox()
+{
+ disposeOnce();
+}
+
+void OMarkableTreeListBox::dispose()
+{
+ m_pCheckButton.reset();
+ DBTreeListBox::dispose();
+}
+
+void OMarkableTreeListBox::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& _rRect)
+{
+ if (!IsEnabled())
+ {
+ vcl::Font aOldFont = rRenderContext.GetFont();
+ vcl::Font aNewFont(aOldFont);
+
+ StyleSettings aSystemStyle = Application::GetSettings().GetStyleSettings();
+ aNewFont.SetColor(aSystemStyle.GetDisableColor());
+
+ rRenderContext.SetFont(aNewFont);
+ DBTreeListBox::Paint(rRenderContext, _rRect);
+ rRenderContext.SetFont(aOldFont);
+ }
+ else
+ DBTreeListBox::Paint(rRenderContext, _rRect);
+}
+
+void OMarkableTreeListBox::InitButtonData()
+{
+ m_pCheckButton.reset( new SvLBoxButtonData( this ) );
+ EnableCheckButton( m_pCheckButton.get() );
+}
+
+void OMarkableTreeListBox::KeyInput( const KeyEvent& rKEvt )
+{
+ // only if there are spaces
+ if (rKEvt.GetKeyCode().GetCode() == KEY_SPACE && !rKEvt.GetKeyCode().IsShift() && !rKEvt.GetKeyCode().IsMod1())
+ {
+ SvTreeListEntry* pCurrentHandlerEntry = GetHdlEntry();
+ if(pCurrentHandlerEntry)
+ {
+ SvButtonState eState = GetCheckButtonState( pCurrentHandlerEntry);
+ if(eState == SvButtonState::Checked)
+ SetCheckButtonState( pCurrentHandlerEntry, SvButtonState::Unchecked);
+ else
+ SetCheckButtonState( pCurrentHandlerEntry, SvButtonState::Checked);
+
+ CheckButtonHdl();
+ }
+ else
+ DBTreeListBox::KeyInput(rKEvt);
+ }
+ else
+ DBTreeListBox::KeyInput(rKEvt);
+}
+
+SvButtonState OMarkableTreeListBox::implDetermineState(SvTreeListEntry* _pEntry)
+{
+ SvButtonState eState = GetCheckButtonState(_pEntry);
+ if (!GetModel()->HasChildren(_pEntry))
+ // nothing to do in this bottom-up routine if there are no children ...
+ return eState;
+
+ // loop through the children and check their states
+ sal_uInt16 nCheckedChildren = 0;
+ sal_uInt16 nChildrenOverall = 0;
+
+ SvTreeListEntry* pChildLoop = GetModel()->FirstChild(_pEntry);
+ while (pChildLoop)
+ {
+ SvButtonState eChildState = implDetermineState(pChildLoop);
+ if (SvButtonState::Tristate == eChildState)
+ break;
+
+ if (SvButtonState::Checked == eChildState)
+ ++nCheckedChildren;
+ ++nChildrenOverall;
+
+ pChildLoop = pChildLoop->NextSibling();
+ }
+
+ if (pChildLoop)
+ {
+ // we did not finish the loop because at least one of the children is in tristate
+ eState = SvButtonState::Tristate;
+
+ // but this means that we did not finish all the siblings of pChildLoop,
+ // so their checking may be incorrect at the moment
+ // -> correct this
+ while (pChildLoop)
+ {
+ implDetermineState(pChildLoop);
+ pChildLoop = pChildLoop->NextSibling();
+ }
+ }
+ else
+ // none if the children are in tristate
+ if (nCheckedChildren)
+ // we have at least one child checked
+ if (nCheckedChildren != nChildrenOverall)
+ // not all children are checked
+ eState = SvButtonState::Tristate;
+ else
+ // all children are checked
+ eState = SvButtonState::Checked;
+ else
+ // no children are checked
+ eState = SvButtonState::Unchecked;
+
+ // finally set the entry to the state we just determined
+ SetCheckButtonState(_pEntry, eState);
+
+ return eState;
+}
+
+void OMarkableTreeListBox::CheckButtons()
+{
+ SvTreeListEntry* pEntry = GetModel()->First();
+ while (pEntry)
+ {
+ implDetermineState(pEntry);
+ pEntry = pEntry->NextSibling();
+ }
+}
+
+void OMarkableTreeListBox::CheckButtonHdl()
+{
+ checkedButton_noBroadcast(GetHdlEntry());
+}
+
+void OMarkableTreeListBox::checkedButton_noBroadcast(SvTreeListEntry* _pEntry)
+{
+ SvButtonState eState = GetCheckButtonState( _pEntry);
+ if (GetModel()->HasChildren(_pEntry)) // if it has children, check those too
+ {
+ SvTreeListEntry* pChildEntry = GetModel()->Next(_pEntry);
+ SvTreeListEntry* pSiblingEntry = _pEntry->NextSibling();
+ while(pChildEntry && pChildEntry != pSiblingEntry)
+ {
+ SetCheckButtonState(pChildEntry, eState);
+ pChildEntry = GetModel()->Next(pChildEntry);
+ }
+ }
+
+ SvTreeListEntry* pEntry = IsSelected(_pEntry) ? FirstSelected() : nullptr;
+ while(pEntry)
+ {
+ SetCheckButtonState(pEntry,eState);
+ if(GetModel()->HasChildren(pEntry)) // if it has children, check those too
+ {
+ SvTreeListEntry* pChildEntry = GetModel()->Next(pEntry);
+ SvTreeListEntry* pSiblingEntry = pEntry->NextSibling();
+ while(pChildEntry && pChildEntry != pSiblingEntry)
+ {
+ SetCheckButtonState(pChildEntry,eState);
+ pChildEntry = GetModel()->Next(pChildEntry);
+ }
+ }
+ pEntry = NextSelected(pEntry);
+ }
+ CheckButtons();
+}
+
+} // namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */