summaryrefslogtreecommitdiffstats
path: root/include/vcl/toolkit/ivctrl.hxx
blob: 502d16d09917b8e1c7e9c02f701da6ac94b827a3 (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
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
/* -*- 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 <memory>
#include <vcl/dllapi.h>
#include <vcl/ctrl.hxx>
#include <tools/link.hxx>
#include <vcl/image.hxx>
#include <o3tl/deleter.hxx>
#include <o3tl/typed_flags_set.hxx>

class SvxIconChoiceCtrl_Impl;

enum class SvxIconViewFlags
{
    NONE           = 0x0000,
    POS_LOCKED     = 0x0001,
    SELECTED       = 0x0002,
    FOCUSED        = 0x0004,
    POS_MOVED      = 0x0008, // Moved by Drag and Drop, but not logged
};
namespace o3tl
{
    template<> struct typed_flags<SvxIconViewFlags> : is_typed_flags<SvxIconViewFlags, 0x000f> {};
}

enum class SvxIconChoiceCtrlTextMode
{
    Full = 1,        //  Enlarge BoundRect southwards
    Short            // Shorten with "..."
};

enum class SvxIconChoiceCtrlPositionMode
{
    Free,                // Free pixel-perfect positioning
    AutoArrange,         // Auto arrange
};

class SvxIconChoiceCtrlEntry
{
    Image aImage;

    OUString aText;
    OUString aQuickHelpText;

    friend class SvxIconChoiceCtrl_Impl;
    friend class IcnCursor_Impl;
    friend class EntryList_Impl;
    friend class IcnGridMap_Impl;

    tools::Rectangle               aRect;              // Bounding-Rectangle of the entry
    tools::Rectangle               aGridRect;          // Only valid in Grid-mode
    sal_Int32               nPos;

    /*
        The insert position in the Insertlist is equal to the (sort) order stated at the Insert
        (-> Order of the anchors in the anchors-list!). In "AutoArrange" mode the visible order
        can differ. The entries will be linked because of this.
    */
    SvxIconChoiceCtrlEntry*         pblink;     // backward (linker neighbour)
    SvxIconChoiceCtrlEntry*         pflink;     // forward  (rechter neighbour)

    SvxIconChoiceCtrlTextMode       eTextMode;
    sal_uInt16                      nX,nY;      // for keyboard control
    SvxIconViewFlags                nFlags;

    void                    ClearFlags( SvxIconViewFlags nMask ) { nFlags &= ~nMask; }
    void                    SetFlags( SvxIconViewFlags nMask ) { nFlags |= nMask; }
    void                    AssignFlags( SvxIconViewFlags _nFlags ) { nFlags = _nFlags; }

    // set left neighbour (A <-> B  ==>  A <-> this <-> B)
    void                    SetBacklink( SvxIconChoiceCtrlEntry* pA )
                            {
                                pA->pflink->pblink = this;      // X <- B
                                this->pflink = pA->pflink;      // X -> B
                                this->pblink = pA;              // A <- X
                                pA->pflink = this;              // A -> X
                            }
    // Unlink (A <-> this <-> B  ==>  A <-> B)
    void                    Unlink()
                            {
                                this->pblink->pflink = this->pflink;
                                this->pflink->pblink = this->pblink;
                                this->pflink = nullptr;
                                this->pblink = nullptr;
                            }

public:
                            SvxIconChoiceCtrlEntry( const OUString& rText, const Image& rImage );

    const Image&            GetImage () const { return aImage; }
    void                    SetText ( const OUString& rText ) { aText = rText; }
    const OUString&         GetText () const { return aText; }
    OUString VCL_DLLPUBLIC  GetDisplayText() const;
    void                    SetQuickHelpText( const OUString& rText ) { aQuickHelpText = rText; }
    const OUString&         GetQuickHelpText() const { return aQuickHelpText; }

    SvxIconChoiceCtrlTextMode   GetTextMode() const { return eTextMode; }
    SvxIconViewFlags        GetFlags() const { return nFlags; }
    bool                    IsSelected() const { return bool(nFlags & SvxIconViewFlags::SELECTED); }
    bool                    IsFocused() const { return bool(nFlags & SvxIconViewFlags::FOCUSED); }
    bool                    IsPosLocked() const { return bool(nFlags & SvxIconViewFlags::POS_LOCKED); }
};

class SvxIconChoiceCtrlColumnInfo
{
    tools::Long                    nWidth;

public:
                            SvxIconChoiceCtrlColumnInfo() :
                                nWidth( 100 ) {}
                            SvxIconChoiceCtrlColumnInfo( const SvxIconChoiceCtrlColumnInfo& );

    void                    SetWidth( tools::Long nWd ) { nWidth = nWd; }
    tools::Long                    GetWidth() const { return nWidth; }
};


/*
    Window-Bits:
        WB_ICON             // Text beneath the icon
        WB_SMALL_ICON       // Text right to the icon, position does not mind
        WB_DETAILS          // Text right to the icon, limited positioning
        WB_BORDER
        WB_NOHIDESELECTION  // Draw selection inactively, if not focused.
        WB_NOHSCROLL
        WB_NOVSCROLL
        WB_NOSELECTION
        WB_SMART_ARRANGE    // Keep Visible-Area at arrange
        WB_ALIGN_TOP        // Align line vy line LTR
        WB_ALIGN_LEFT       // Align columns from top to bottom
        WB_NODRAGSELECTION  // No selection with tracking rectangle
        WB_NOCOLUMNHEADER   // No Headerbar in Details view (Headerbar not implemented)
        WB_NOPOINTERFOCUS   // No GrabFocus at MouseButtonDown
        WB_HIGHLIGHTFRAME   // The entry beneath the mouse will be highlighted
        WB_NOASYNCSELECTHDL // Do not collect events -> Selection handlers will be called synchronously
*/

#define WB_ICON                 WB_RECTSTYLE
#define WB_SMALLICON            WB_SMALLSTYLE
#define WB_DETAILS              WB_VCENTER
#define WB_NOHSCROLL            WB_SPIN
#define WB_NOVSCROLL            WB_DRAG
#define WB_NOSELECTION          WB_REPEAT
#define WB_NODRAGSELECTION      WB_PATHELLIPSIS
#define WB_SMART_ARRANGE        0x01000000 // used to be WB_PASSWORD
#define WB_ALIGN_TOP            WB_TOP
#define WB_ALIGN_LEFT           WB_LEFT
#define WB_NOCOLUMNHEADER       WB_CENTER
#define WB_HIGHLIGHTFRAME       WB_IGNORETAB
#define WB_NOASYNCSELECTHDL     WB_NOLABEL

class MnemonicGenerator;

class VCL_DLLPUBLIC SvtIconChoiceCtrl final : public Control
{
    friend class SvxIconChoiceCtrl_Impl;

    Link<SvtIconChoiceCtrl*,void>  _aClickIconHdl;
    std::unique_ptr<SvxIconChoiceCtrl_Impl, o3tl::default_delete<SvxIconChoiceCtrl_Impl>> _pImpl;

    virtual void        KeyInput( const KeyEvent& rKEvt ) override;
    virtual void        Command( const CommandEvent& rCEvt ) override;
    virtual void        Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect ) override;
    virtual void        MouseButtonDown( const MouseEvent& rMEvt ) override;
    virtual void        MouseButtonUp( const MouseEvent& rMEvt ) override;
    virtual void        MouseMove( const MouseEvent& rMEvt ) override;
    virtual void        Resize() override;
    virtual void        GetFocus() override;
    virtual void        LoseFocus() override;
    void                ClickIcon();
    virtual void        DataChanged( const DataChangedEvent& rDCEvt ) override;
    virtual void        RequestHelp( const HelpEvent& rHEvt ) override;
    static void         DrawEntryImage(
                            SvxIconChoiceCtrlEntry const * pEntry,
                            const Point& rPos,
                            OutputDevice& rDev );

    static OUString     GetEntryText( SvxIconChoiceCtrlEntry const * pEntry );

    virtual void        FillLayoutData() const override;

    void                CallImplEventListeners(VclEventId nEvent, void* pData);

public:

                        SvtIconChoiceCtrl( vcl::Window* pParent, WinBits nWinStyle );
    virtual             ~SvtIconChoiceCtrl() override;
    virtual void        dispose() override;

    WinBits             GetStyle() const;
    void SetSelectionMode(SelectionMode eMode);

    void                SetFont( const vcl::Font& rFont );
    void                SetPointFont( const vcl::Font& rFont );

    void                SetClickHdl( const Link<SvtIconChoiceCtrl*,void>& rLink ) { _aClickIconHdl = rLink; }

    using Window::SetBackground;
    void                SetBackground( const Wallpaper& rWallpaper );

    void                ArrangeIcons();


    SvxIconChoiceCtrlEntry* InsertEntry( const OUString& rText,
                                         const Image& rImage);

    void RemoveEntry(sal_Int32 nEntryListPos);

    bool                DoKeyInput( const KeyEvent& rKEvt );

    sal_Int32               GetEntryCount() const;
    SvxIconChoiceCtrlEntry* GetEntry( sal_Int32 nPos ) const;
    sal_Int32               GetEntryListPos( SvxIconChoiceCtrlEntry const * pEntry ) const;
    using Window::SetCursor;
    void                    SetCursor( SvxIconChoiceCtrlEntry* pEntry );
    SvxIconChoiceCtrlEntry* GetCursor() const;

    // sal_uLong is the position of the selected element in the list
    SvxIconChoiceCtrlEntry* GetSelectedEntry() const;

#ifdef DBG_UTIL
    void                    SetEntryTextMode( SvxIconChoiceCtrlTextMode eMode, SvxIconChoiceCtrlEntry* pEntry );
#endif

    tools::Rectangle           GetBoundingBox( SvxIconChoiceCtrlEntry* pEntry ) const;
    tools::Rectangle           GetEntryCharacterBounds( const sal_Int32 _nEntryPos, const sal_Int32 _nCharacterIndex ) const;

    void                SetNoSelection();

    // ACCESSIBILITY ==========================================================

    /** Creates and returns the accessible object of the Box. */
    virtual css::uno::Reference< css::accessibility::XAccessible > CreateAccessible() override;
};

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