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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 .
*/
#pragma once
#if !defined(VCL_DLLIMPLEMENTATION) && !defined(TOOLKIT_DLLIMPLEMENTATION) && !defined(VCL_INTERNALS)
#error "don't use this in new code"
#endif
#include <vcl/dllapi.h>
#include <tools/color.hxx>
#include <vcl/toolkit/treelistbox.hxx>
#include <vcl/toolkit/treelistentries.hxx>
#include <o3tl/typed_flags_set.hxx>
#include <optional>
#include <vector>
#include <memory>
// flags related to the model
enum class SvTLEntryFlags
{
NONE = 0x0000,
CHILDREN_ON_DEMAND = 0x0001,
DISABLE_DROP = 0x0002,
// is set if RequestingChildren has not set any children
NO_NODEBMP = 0x0004,
// is set if this is a separator line
IS_SEPARATOR = 0x0008,
// entry had or has children
HAD_CHILDREN = 0x0010,
SEMITRANSPARENT = 0x8000, // draw semi-transparent entry bitmaps
};
namespace o3tl
{
template<> struct typed_flags<SvTLEntryFlags> : is_typed_flags<SvTLEntryFlags, 0x801f> {};
}
class VCL_DLLPUBLIC SvTreeListEntry
{
friend class SvTreeList;
friend class SvListView;
friend class SvTreeListBox;
typedef std::vector<std::unique_ptr<SvLBoxItem>> ItemsType;
SvTreeListEntry* pParent;
SvTreeListEntries m_Children;
sal_uInt32 nAbsPos;
sal_uInt32 nListPos;
sal_uInt32 mnExtraIndent;
ItemsType m_Items;
void* pUserData;
SvTLEntryFlags nEntryFlags;
Color maBackColor;
std::optional<Color> mxTextColor;
private:
void ClearChildren();
void SetListPositions();
void InvalidateChildrensListPositions();
SvTreeListEntry(const SvTreeListEntry& r) = delete;
void operator=(SvTreeListEntry const&) = delete;
public:
static const size_t ITEM_NOT_FOUND = SAL_MAX_SIZE;
SvTreeListEntry();
virtual ~SvTreeListEntry();
bool HasChildren() const;
bool HasChildListPos() const;
sal_uInt32 GetChildListPos() const;
SvTreeListEntries& GetChildEntries() { return m_Children; }
const SvTreeListEntries& GetChildEntries() const { return m_Children; }
void Clone(SvTreeListEntry* pSource);
size_t ItemCount() const;
// MAY ONLY BE CALLED IF THE ENTRY HAS NOT YET BEEN INSERTED INTO
// THE MODEL, AS OTHERWISE NO VIEW-DEPENDENT DATA ARE ALLOCATED
// FOR THE ITEM!
void AddItem(std::unique_ptr<SvLBoxItem> pItem);
void ReplaceItem(std::unique_ptr<SvLBoxItem> pNewItem, size_t nPos);
const SvLBoxItem& GetItem( size_t nPos ) const;
SvLBoxItem& GetItem( size_t nPos );
const SvLBoxItem* GetFirstItem(SvLBoxItemType eType) const;
SvLBoxItem* GetFirstItem(SvLBoxItemType eType);
size_t GetPos( const SvLBoxItem* pItem ) const;
void* GetUserData() const { return pUserData;}
void SetUserData( void* pPtr );
void EnableChildrenOnDemand( bool bEnable=true );
bool HasChildrenOnDemand() const;
SvTLEntryFlags GetFlags() const { return nEntryFlags;}
void SetFlags( SvTLEntryFlags nFlags );
void SetBackColor( const Color& rColor ) { maBackColor = rColor; }
const Color& GetBackColor() const { return maBackColor; }
void SetTextColor( std::optional<Color> xColor ) { mxTextColor = xColor; }
std::optional<Color> const & GetTextColor() const { return mxTextColor; }
void SetExtraIndent(sal_uInt32 nExtraIndent) { mnExtraIndent = nExtraIndent; }
sal_uInt32 GetExtraIndent() const { return mnExtraIndent; }
SvTreeListEntry* NextSibling() const;
SvTreeListEntry* PrevSibling() const;
SvTreeListEntry* LastSibling() const;
};
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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