summaryrefslogtreecommitdiff
path: root/include/vcl/combobox.hxx
blob: fd9306d2e8c4ac60ada042496384bfba6cf1b62e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
/* -*- 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_COMBOBOX_HXX
#define INCLUDED_VCL_COMBOBOX_HXX

#include <memory>
#include <vcl/dllapi.h>
#include <vcl/edit.hxx>

#define COMBOBOX_APPEND             (SAL_MAX_INT32)
#define COMBOBOX_ENTRY_NOTFOUND     (SAL_MAX_INT32)
#define COMBOBOX_MAX_ENTRIES        (SAL_MAX_INT32 - 1)

class UserDrawEvent;

class VCL_DLLPUBLIC ComboBox : public Edit
{
private:
    struct Impl;
    std::unique_ptr<Impl> m_pImpl;

protected:
    using Window::ImplInit;
    SAL_DLLPRIVATE void     ImplInit( vcl::Window* pParent, WinBits nStyle );
    SAL_DLLPRIVATE static WinBits ImplInitStyle( WinBits nStyle );
    SAL_DLLPRIVATE void     ImplCalcEditHeight();
    SAL_DLLPRIVATE long     getMaxWidthScrollBarAndDownButton() const;

protected:
    bool            IsDropDownBox() const;

    virtual void    FillLayoutData() const override;

public:
    explicit        ComboBox( vcl::Window* pParent, WinBits nStyle = 0 );
    virtual         ~ComboBox() override;
    virtual void    dispose() override;

    virtual void    Draw( OutputDevice* pDev, const Point& rPos, const Size& rSize, DrawFlags nFlags ) override;
    virtual void    Resize() override;
    virtual bool    EventNotify( 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();
    void            DoubleClick();

    virtual void    Modify() 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;

    void            EnableDDAutoWidth( bool b );

    virtual void    SetText( const OUString& rStr ) override;
    virtual void    SetText( const OUString& rStr, const Selection& rNewSelection ) override;

    virtual sal_Int32  InsertEntry(const OUString& rStr, sal_Int32  nPos = COMBOBOX_APPEND);
    sal_Int32       InsertEntryWithImage( const OUString& rStr, const Image& rImage, sal_Int32  nPos = COMBOBOX_APPEND );

    void            RemoveEntry( const OUString& rStr );
    virtual void    RemoveEntryAt(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;

    bool            IsTravelSelect() const;
    bool            IsInDropDown() const;
    void            ToggleDropDown();

    long            CalcWindowSizePixel( sal_uInt16 nLines ) const;

    void            SetUserItemSize( const Size& rSz );
    void            EnableUserDraw( bool bUserDraw );

    void            DrawEntry( const UserDrawEvent& rEvt, bool bDrawImage, bool bDrawText, bool bDrawTextAtImagePos = false );
    void            SetBorderStyle( WindowBorderStyle nBorderStyle );

    void            SetSeparatorPos( sal_Int32  n );

    void            EnableAutocomplete( bool bEnable, bool bMatchCase = false );
    bool            IsAutocompleteEnabled() const;

    void            EnableMultiSelection( bool bMulti );
    bool            IsMultiSelectionEnabled() const;

    void            SetSelectHdl(const Link<ComboBox&,void>& rLink);
    const Link<ComboBox&,void>&   GetSelectHdl() const;
    void            SetDoubleClickHdl(const Link<ComboBox&,void>& rLink);
    const Link<ComboBox&,void>&   GetDoubleClickHdl() const;

    Size            CalcMinimumSize() const override;
    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;

    void            SetMRUEntries( const OUString& rEntries );
    OUString        GetMRUEntries() const;
    void            SetMaxMRUCount( sal_Int32  n );
    sal_Int32       GetMaxMRUCount() const;
    void            SetEntryData( sal_Int32  nPos, void* pNewData );
    void*           GetEntryData( sal_Int32  nPos ) const;

    sal_Int32       GetTopEntry() const;

    void            SetProminentEntryType( ProminentEntry eType );

    sal_uInt16      GetDisplayLineCount() const;

    sal_Int32       GetSelectEntryCount() const;
    sal_Int32       GetSelectEntryPos( sal_Int32  nSelIndex = 0 ) const;
    OUString        GetSelectEntry() const { return GetEntry( GetSelectEntryPos() ); }
    bool            IsEntryPosSelected( sal_Int32  nPos ) const;
    void            SelectEntryPos( sal_Int32  nPos, bool bSelect = true );
    void            SetNoSelection();
    tools::Rectangle       GetBoundingRectangle( sal_Int32  nItem ) const;

    /** checks whether a certain point lies within the bounds of
        a list 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;

    virtual FactoryFunction GetUITestFactory() const override;
};

#endif  // _COMBOBOX_HXX

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */