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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #ifndef ACCESSIBILITY_HELPER_LISTBOXHELPER_HXX
21 : #define ACCESSIBILITY_HELPER_LISTBOXHELPER_HXX
22 :
23 : #include <accessibility/helper/IComboListBoxHelper.hxx>
24 : #include <vcl/lstbox.hxx>
25 : #include <vcl/combobox.hxx>
26 : #include <com/sun/star/datatransfer/clipboard/XClipboard.hpp>
27 :
28 : // -----------------------------------------------------------------------------
29 : // globals
30 : // -----------------------------------------------------------------------------
31 :
32 : const sal_Int32 DEFAULT_INDEX_IN_PARENT = -1;
33 :
34 : // -----------------------------------------------------------------------------
35 : // class VCLListBoxHelper
36 : // -----------------------------------------------------------------------------
37 :
38 0 : template< class T > class VCLListBoxHelper : public ::accessibility::IComboListBoxHelper
39 : {
40 : private:
41 : T& m_aComboListBox;
42 :
43 : public:
44 : inline
45 0 : VCLListBoxHelper( T& _pListBox ) :
46 0 : m_aComboListBox( _pListBox ){}
47 :
48 : // -----------------------------------------------------------------------------
49 0 : virtual String GetEntry( sal_uInt16 nPos ) const
50 : {
51 0 : return m_aComboListBox.GetEntry( nPos );
52 : }
53 : // -----------------------------------------------------------------------------
54 0 : virtual Rectangle GetDropDownPosSizePixel() const
55 : {
56 0 : Rectangle aTemp = m_aComboListBox.GetWindowExtentsRelative(NULL);
57 0 : Rectangle aRet = m_aComboListBox.GetDropDownPosSizePixel();
58 0 : aRet.Move(aTemp.TopLeft().X(),aTemp.TopLeft().Y());
59 0 : return aRet;
60 : }
61 : // -----------------------------------------------------------------------------
62 0 : virtual Rectangle GetBoundingRectangle( sal_uInt16 nItem ) const
63 : {
64 0 : Rectangle aRect;
65 0 : if ( m_aComboListBox.IsInDropDown() && IsEntryVisible( nItem ) )
66 : {
67 0 : Rectangle aTemp = m_aComboListBox.GetDropDownPosSizePixel();
68 0 : Size aSize = aTemp.GetSize();
69 0 : aSize.Height() /= m_aComboListBox.GetDisplayLineCount();
70 0 : Point aTopLeft = aTemp.TopLeft();
71 0 : aTopLeft.Y() += aSize.Height() * ( nItem - m_aComboListBox.GetTopEntry() );
72 0 : aRect = Rectangle( aTopLeft, aSize );
73 : }
74 : else
75 0 : aRect = m_aComboListBox.GetBoundingRectangle( nItem );
76 0 : return aRect;
77 : }
78 : // -----------------------------------------------------------------------------
79 0 : virtual Rectangle GetWindowExtentsRelative( Window* pRelativeWindow )
80 : {
81 0 : return m_aComboListBox.GetWindowExtentsRelative( pRelativeWindow );
82 : }
83 : // -----------------------------------------------------------------------------
84 0 : virtual bool IsActive() const
85 : {
86 0 : return m_aComboListBox.IsActive();
87 : }
88 : // -----------------------------------------------------------------------------
89 0 : virtual bool IsEntryVisible( sal_uInt16 nPos ) const
90 : {
91 0 : sal_uInt16 nTopEntry = m_aComboListBox.GetTopEntry();
92 0 : sal_uInt16 nLines = m_aComboListBox.GetDisplayLineCount();
93 0 : return ( nPos >= nTopEntry && nPos < ( nTopEntry + nLines ) );
94 : }
95 : // -----------------------------------------------------------------------------
96 0 : virtual sal_uInt16 GetDisplayLineCount() const
97 : {
98 0 : return m_aComboListBox.GetDisplayLineCount();
99 : }
100 : // -----------------------------------------------------------------------------
101 0 : virtual void GetMaxVisColumnsAndLines( sal_uInt16& rnCols, sal_uInt16& rnLines ) const
102 : {
103 0 : m_aComboListBox.GetMaxVisColumnsAndLines(rnCols,rnLines);
104 0 : }
105 : // -----------------------------------------------------------------------------
106 0 : virtual WinBits GetStyle() const
107 : {
108 0 : return m_aComboListBox.GetStyle();
109 : }
110 : // -----------------------------------------------------------------------------
111 0 : virtual bool IsMultiSelectionEnabled() const
112 : {
113 0 : return m_aComboListBox.IsMultiSelectionEnabled();
114 : }
115 : // -----------------------------------------------------------------------------
116 0 : virtual sal_uInt16 GetTopEntry() const
117 : {
118 0 : return m_aComboListBox.GetTopEntry();
119 : }
120 : // -----------------------------------------------------------------------------
121 0 : virtual bool IsEntryPosSelected( sal_uInt16 nPos ) const
122 : {
123 0 : return m_aComboListBox.IsEntryPosSelected(nPos);
124 : }
125 : // -----------------------------------------------------------------------------
126 0 : virtual sal_uInt16 GetEntryCount() const
127 : {
128 0 : return m_aComboListBox.GetEntryCount();
129 : }
130 : // -----------------------------------------------------------------------------
131 0 : virtual void Select()
132 : {
133 0 : m_aComboListBox.Select();
134 0 : }
135 : // -----------------------------------------------------------------------------
136 0 : virtual void SelectEntryPos( sal_uInt16 nPos, bool bSelect = sal_True )
137 : {
138 0 : m_aComboListBox.SelectEntryPos(nPos,bSelect);
139 0 : }
140 : // -----------------------------------------------------------------------------
141 0 : virtual sal_uInt16 GetSelectEntryCount() const
142 : {
143 0 : return m_aComboListBox.GetSelectEntryCount();
144 : }
145 : // -----------------------------------------------------------------------------
146 0 : virtual void SetNoSelection()
147 : {
148 0 : m_aComboListBox.SetNoSelection();
149 0 : }
150 : // -----------------------------------------------------------------------------
151 0 : virtual sal_uInt16 GetSelectEntryPos( sal_uInt16 nSelIndex = 0 ) const
152 : {
153 0 : return m_aComboListBox.GetSelectEntryPos(nSelIndex);
154 : }
155 : // -----------------------------------------------------------------------------
156 0 : virtual bool IsInDropDown() const
157 : {
158 0 : return m_aComboListBox.IsInDropDown();
159 : }
160 : // -----------------------------------------------------------------------------
161 0 : virtual Rectangle GetEntryCharacterBounds( const sal_Int32 _nEntryPos, const sal_Int32 _nCharacterIndex ) const
162 : {
163 0 : Rectangle aRect;
164 :
165 0 : Pair aEntryCharacterRange = m_aComboListBox.GetLineStartEnd( _nEntryPos );
166 0 : if ( aEntryCharacterRange.A() + _nCharacterIndex <= aEntryCharacterRange.B() )
167 : {
168 0 : long nIndex = aEntryCharacterRange.A() + _nCharacterIndex;
169 0 : aRect = m_aComboListBox.GetCharacterBounds( nIndex );
170 : }
171 0 : return aRect;
172 : }
173 : // -----------------------------------------------------------------------------
174 0 : long GetIndexForPoint( const Point& rPoint, sal_uInt16& nPos ) const
175 : {
176 0 : return m_aComboListBox.GetIndexForPoint( rPoint, nPos );
177 : }
178 : // -----------------------------------------------------------------------------
179 : ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::clipboard::XClipboard >
180 0 : GetClipboard()
181 : {
182 0 : return m_aComboListBox.GetClipboard();
183 : }
184 : // -----------------------------------------------------------------------------
185 : };
186 :
187 : #endif // ACCESSIBILITY_HELPER_LISTBOXHELPER_HXX
188 :
189 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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