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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 .
*/
#ifndef INCLUDED_VCL_LSTBOX_HXX
#define INCLUDED_VCL_LSTBOX_HXX
#include <sal/types.h>
#include <o3tl/typed_flags_set.hxx>
#include <vcl/dllapi.h>
#include <vcl/ctrl.hxx>
#define LISTBOX_APPEND (SAL_MAX_INT32)
#define LISTBOX_ENTRY_NOTFOUND (SAL_MAX_INT32)
#define LISTBOX_ERROR (SAL_MAX_INT32)
#define LISTBOX_MAX_ENTRIES (SAL_MAX_INT32 - 1)
// the following defines can be used for the SetEntryFlags()
// and GetEntryFlags() methods
// !! Do not use these flags for user data as they are reserved !!
// !! to change the internal behaviour of the ListBox implementation !!
// !! for specific entries. !!
enum class ListBoxEntryFlags
{
NONE = 0x0000,
/** this flag disables a selection of an entry completely. It is not
possible to select such entries either from the user interface
nor from the ListBox methods. Cursor traveling is handled correctly.
This flag can be used to add titles to a ListBox.
*/
DisableSelection = 0x0001,
/** this flag can be used to make an entry multiline capable
A normal entry is single line and will therefore be clipped
at the right listbox border. Setting this flag enables
word breaks for the entry text.
*/
MultiLine = 0x0002,
/** this flags lets the item be drawn disabled (e.g. in grey text)
usage only guaranteed with ListBoxEntryFlags::DisableSelection
*/
DrawDisabled = 0x0004,
};
namespace o3tl
{
template<> struct typed_flags<ListBoxEntryFlags> : is_typed_flags<ListBoxEntryFlags, 0x0007> {};
}
class Image;
class ImplListBox;
class ImplListBoxFloatingWindow;
class ImplBtn;
class ImplWin;
class ImplListBoxWindow;
class VCL_DLLPUBLIC ListBox : public Control
{
private:
VclPtr<ImplListBox> mpImplLB;
VclPtr<ImplListBoxFloatingWindow> mpFloatWin;
VclPtr<ImplWin> mpImplWin;
VclPtr<ImplBtn> mpBtn;
sal_uInt16 mnDDHeight;
sal_Int32 mnSaveValue;
sal_Int32 m_nMaxWidthChars;
Link<ListBox&,void> maSelectHdl;
Link<ListBox&,void> maDoubleClickHdl;
sal_uInt16 mnLineCount;
bool mbDDAutoSize : 1;
bool mbEdgeBlending : 1;
private:
SAL_DLLPRIVATE void ImplInitListBoxData();
DECL_DLLPRIVATE_LINK( ImplSelectHdl, LinkParamNone*, void );
DECL_DLLPRIVATE_LINK( ImplScrollHdl, ImplListBox*, void );
DECL_DLLPRIVATE_LINK( ImplCancelHdl, LinkParamNone*, void );
DECL_DLLPRIVATE_LINK( ImplDoubleClickHdl, ImplListBoxWindow*, void );
DECL_DLLPRIVATE_LINK( ImplPopupModeEndHdl, FloatingWindow*, void );
DECL_DLLPRIVATE_LINK( ImplSelectionChangedHdl, sal_Int32, void );
DECL_DLLPRIVATE_LINK( ImplUserDrawHdl, UserDrawEvent*, void );
DECL_DLLPRIVATE_LINK( ImplFocusHdl, sal_Int32, void );
DECL_DLLPRIVATE_LINK( ImplListItemSelectHdl, LinkParamNone*, void );
DECL_DLLPRIVATE_LINK( ImplClickBtnHdl, void*, void );
protected:
using Window::ImplInit;
SAL_DLLPRIVATE void ImplInit( vcl::Window* pParent, WinBits nStyle );
SAL_DLLPRIVATE static WinBits ImplInitStyle( WinBits nStyle );
bool IsDropDownBox() const { return mpFloatWin != nullptr; }
protected:
explicit ListBox( WindowType nType );
virtual void FillLayoutData() const override;
public:
explicit ListBox( vcl::Window* pParent, WinBits nStyle = WB_BORDER );
virtual ~ListBox() override;
virtual void dispose() override;
virtual void ApplySettings(vcl::RenderContext& rRenderContext) override;
virtual void Draw( OutputDevice* pDev, const Point& rPos, const Size& rSize, DrawFlags nFlags ) override;
virtual void Resize() override;
virtual bool PreNotify( NotifyEvent& rNEvt ) override;
virtual void StateChanged( StateChangedType nType ) override;
virtual void DataChanged( const DataChangedEvent& rDCEvt ) override;
virtual void UserDraw( const UserDrawEvent& rUDEvt );
virtual void Select();
virtual void DoubleClick();
virtual void GetFocus() override;
virtual void LoseFocus() override;
virtual const Wallpaper& GetDisplayBackground() const override;
virtual void setPosSizePixel( long nX, long nY,
long nWidth, long nHeight, PosSizeFlags nFlags = PosSizeFlags::All ) override;
tools::Rectangle GetDropDownPosSizePixel() const;
void AdaptDropDownLineCountToMaximum();
void SetDropDownLineCount( sal_uInt16 nLines );
sal_uInt16 GetDropDownLineCount() const;
void EnableAutoSize( bool bAuto );
bool IsAutoSizeEnabled() const { return mbDDAutoSize; }
void EnableDDAutoWidth( bool b );
sal_Int32 InsertEntry( const OUString& rStr, sal_Int32 nPos = LISTBOX_APPEND );
sal_Int32 InsertEntry( const OUString& rStr, const Image& rImage, sal_Int32 nPos = LISTBOX_APPEND );
void RemoveEntry( const OUString& rStr );
void RemoveEntry( sal_Int32 nPos );
void Clear();
sal_Int32 GetEntryPos( const OUString& rStr ) const;
sal_Int32 GetEntryPos( const void* pData ) const;
Image GetEntryImage( sal_Int32 nPos ) const;
OUString GetEntry( sal_Int32 nPos ) const;
sal_Int32 GetEntryCount() const;
void SelectEntry( const OUString& rStr, bool bSelect = true );
void SelectEntryPos( sal_Int32 nPos, bool bSelect = true );
sal_Int32 GetSelectEntryCount() const;
OUString GetSelectEntry( sal_Int32 nSelIndex = 0 ) const;
sal_Int32 GetSelectEntryPos( sal_Int32 nSelIndex = 0 ) const;
bool IsEntrySelected(const OUString& rStr) const;
bool IsEntryPosSelected( sal_Int32 nPos ) const;
void SetNoSelection();
void SetEntryData( sal_Int32 nPos, void* pNewData );
void* GetEntryData( sal_Int32 nPos ) const;
void* GetSelectEntryData() const { return GetEntryData(GetSelectEntryPos()); }
/** this methods stores a combination of flags from the
ListBoxEntryFlags::* defines at the given entry.
See description of the possible ListBoxEntryFlags::* flags
for details.
Do not use these flags for user data as they are reserved
to change the internal behaviour of the ListBox implementation
for specific entries.
*/
void SetEntryFlags( sal_Int32 nPos, ListBoxEntryFlags nFlags );
/** this methods gets the current combination of flags from the
ListBoxEntryFlags::* defines from the given entry.
See description of the possible ListBoxEntryFlags::* flags
for details.
*/
ListBoxEntryFlags GetEntryFlags( sal_Int32 nPos ) const;
void SetTopEntry( sal_Int32 nPos );
sal_Int32 GetTopEntry() const;
void SaveValue() { mnSaveValue = GetSelectEntryPos(); }
sal_Int32 GetSavedValue() const { return mnSaveValue; }
bool IsValueChangedFromSaved() const { return mnSaveValue != GetSelectEntryPos(); }
void SetSeparatorPos( sal_Int32 n );
sal_Int32 GetSeparatorPos() const;
bool IsTravelSelect() const;
bool IsInDropDown() const;
void ToggleDropDown();
void EnableMultiSelection( bool bMulti, bool bStackSelection );
void EnableMultiSelection( bool bMulti );
bool IsMultiSelectionEnabled() const;
void SetReadOnly( bool bReadOnly = true );
bool IsReadOnly() const;
tools::Rectangle GetBoundingRectangle( sal_Int32 nItem ) const;
void EnableUserDraw( bool bUserDraw );
void DrawEntry( const UserDrawEvent& rEvt );
void SetSelectHdl( const Link<ListBox&,void>& rLink ) { maSelectHdl = rLink; }
const Link<ListBox&,void>& GetSelectHdl() const { return maSelectHdl; }
void SetDoubleClickHdl( const Link<ListBox&,void>& rLink ) { maDoubleClickHdl = rLink; }
const Link<ListBox&,void>& GetDoubleClickHdl() const { return maDoubleClickHdl; }
Size CalcSubEditSize() const; //size of area inside lstbox, i.e. no scrollbar/dropdown
Size CalcMinimumSize() const; //size of lstbox area, i.e. including scrollbar/dropdown
virtual Size GetOptimalSize() const override;
Size CalcAdjustedSize( const Size& rPrefSize ) const;
Size CalcBlockSize( sal_uInt16 nColumns, sal_uInt16 nLines ) const;
void GetMaxVisColumnsAndLines( sal_uInt16& rnCols, sal_uInt16& rnLines ) const;
sal_uInt16 GetDisplayLineCount() const;
void EnableMirroring();
bool GetEdgeBlending() const { return mbEdgeBlending; }
void SetEdgeBlending(bool bNew);
/** checks whether a certain point lies within the bounds of
a listbox item and returns the item as well as the character position
the point is at.
<p>If the point is inside an item the item pos is put into <code>rPos</code> and
the item-relative character index is returned. If the point is not inside
an item -1 is returned and rPos is unchanged.</p>
@param rPoint
tells the point for which an item is requested.
@param rPos
gets the item at the specified point <code>rPoint</code>
@returns
the item-relative character index at point <code>rPos</code> or -1
if no item is at that point.
*/
using Control::GetIndexForPoint;
long GetIndexForPoint( const Point& rPoint, sal_Int32 & rPos ) const;
void setMaxWidthChars(sal_Int32 nWidth);
virtual bool set_property(const OString &rKey, const OUString &rValue) override;
void EnableQuickSelection( bool b );
static sal_Int32 NaturalSortCompare(const OUString &rA, const OUString &rB);
virtual FactoryFunction GetUITestFactory() const override;
};
class VCL_DLLPUBLIC MultiListBox : public ListBox
{
public:
explicit MultiListBox( vcl::Window* pParent, WinBits nStyle );
};
#endif // INCLUDED_VCL_LSTBOX_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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