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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 : #include <svtools/editbrowsebox.hxx>
21 : #include <com/sun/star/accessibility/XAccessible.hpp>
22 : #include <com/sun/star/accessibility/AccessibleEventId.hpp>
23 : #include "editbrowseboximpl.hxx"
24 : #include <comphelper/types.hxx>
25 : #include <toolkit/helper/vclunohelper.hxx>
26 : #include "svtaccessiblefactory.hxx"
27 :
28 : namespace svt
29 : {
30 : using namespace com::sun::star::accessibility;
31 : using namespace com::sun::star::uno;
32 : using namespace ::com::sun::star::accessibility::AccessibleEventId;
33 :
34 :
35 0 : Reference< XAccessible > EditBrowseBox::CreateAccessibleCheckBoxCell(long _nRow, sal_uInt16 _nColumnPos,const TriState& eState)
36 : {
37 0 : Reference< XAccessible > xAccessible( GetAccessible() );
38 0 : Reference< XAccessibleContext > xAccContext;
39 0 : if ( xAccessible.is() )
40 0 : xAccContext = xAccessible->getAccessibleContext();
41 :
42 0 : Reference< XAccessible > xReturn;
43 0 : if ( xAccContext.is() )
44 : {
45 0 : xReturn = getAccessibleFactory().createAccessibleCheckBoxCell(
46 0 : xAccContext->getAccessibleChild( ::svt::BBINDEX_TABLE ),
47 : *this,
48 : NULL,
49 : _nRow,
50 : _nColumnPos,
51 : eState,
52 : true
53 0 : );
54 : }
55 0 : return xReturn;
56 : }
57 :
58 0 : Reference< XAccessible > EditBrowseBox::CreateAccessibleCell( sal_Int32 _nRow, sal_uInt16 _nColumnPos )
59 : {
60 0 : return BrowseBox::CreateAccessibleCell( _nRow, _nColumnPos );
61 : }
62 :
63 0 : sal_Int32 EditBrowseBox::GetAccessibleControlCount() const
64 : {
65 0 : return IsEditing() ? 1 : 0;
66 : }
67 :
68 0 : void EditBrowseBox::implCreateActiveAccessible( )
69 : {
70 : DBG_ASSERT( IsEditing(), "EditBrowseBox::implCreateActiveAccessible: not to be called if we're not editing currently!" );
71 : DBG_ASSERT( !m_aImpl->m_xActiveCell.is(), "EditBrowseBox::implCreateActiveAccessible: not to be called if the old one is still alive!" );
72 :
73 0 : if ( !m_aImpl->m_xActiveCell.is() && IsEditing() )
74 : {
75 0 : Reference< XAccessible > xCont = aController->GetWindow().GetAccessible();
76 0 : Reference< XAccessible > xMy = GetAccessible();
77 0 : if ( xMy.is() && xCont.is() )
78 : {
79 0 : m_aImpl->m_xActiveCell = getAccessibleFactory().createEditBrowseBoxTableCellAccess(
80 : xMy, // parent accessible
81 : xCont, // control accessible
82 0 : VCLUnoHelper::GetInterface( &aController->GetWindow() ), // focus window (for notifications)
83 : *this, // the browse box
84 : GetCurRow(),
85 0 : GetColumnPos( GetCurColumnId() )
86 0 : );
87 :
88 0 : commitBrowseBoxEvent( CHILD, makeAny( m_aImpl->m_xActiveCell ), Any() );
89 0 : }
90 : }
91 0 : }
92 :
93 :
94 0 : Reference< XAccessible > EditBrowseBox::CreateAccessibleControl( sal_Int32
95 : #ifdef DBG_UTIL
96 : _nIndex
97 : #endif
98 : )
99 : {
100 : DBG_ASSERT( 0 == _nIndex, "EditBrowseBox::CreateAccessibleControl: invalid index!" );
101 :
102 0 : if ( isAccessibleAlive() )
103 : {
104 0 : if ( !m_aImpl->m_xActiveCell.is() )
105 0 : implCreateActiveAccessible();
106 : }
107 :
108 0 : return m_aImpl->m_xActiveCell;
109 : }
110 :
111 0 : Reference<XAccessible > EditBrowseBox::CreateAccessibleRowHeader( sal_Int32 _nRow )
112 : {
113 0 : return BrowseBox::CreateAccessibleRowHeader( _nRow );
114 : }
115 :
116 0 : void EditBrowseBoxImpl::clearActiveCell()
117 : {
118 : try
119 : {
120 0 : ::comphelper::disposeComponent(m_xActiveCell);
121 : }
122 0 : catch(const Exception&)
123 : {
124 : OSL_FAIL( "EditBrowseBoxImpl::clearActiveCell: caught an exception while disposing the AccessibleCell!" );
125 : }
126 :
127 0 : m_xActiveCell = NULL;
128 0 : }
129 :
130 0 : void EditBrowseBox::GrabTableFocus()
131 : {
132 0 : if ( aController.Is() )
133 0 : aController->GetWindow().GrabFocus();
134 0 : }
135 :
136 0 : void EditBrowseBox::DetermineFocus( const sal_uInt16 _nGetFocusFlags )
137 : {
138 0 : bool bFocus = false;
139 0 : for (Window* pWindow = Application::GetFocusWindow();
140 0 : pWindow && !bFocus;
141 : pWindow = pWindow->GetParent())
142 0 : bFocus = pWindow == this;
143 :
144 0 : if (bFocus != bHasFocus)
145 : {
146 0 : bHasFocus = bFocus;
147 :
148 0 : if ( GetBrowserFlags( ) & EBBF_SMART_TAB_TRAVEL )
149 : {
150 0 : if ( bHasFocus // we got the focus
151 0 : && ( _nGetFocusFlags & GETFOCUS_TAB ) // using the TAB key
152 : )
153 : {
154 0 : long nRows = GetRowCount();
155 0 : sal_uInt16 nCols = ColCount();
156 :
157 0 : if ( ( nRows > 0 ) && ( nCols > 0 ) )
158 : {
159 0 : if ( _nGetFocusFlags & GETFOCUS_FORWARD )
160 : {
161 0 : if ( GetColumnId( 0 ) != HandleColumnId )
162 : {
163 0 : GoToRowColumnId( 0, GetColumnId( 0 ) );
164 : }
165 : else
166 : { // the first column is the handle column -> not focussable
167 0 : if ( nCols > 1 )
168 0 : GoToRowColumnId( 0, GetColumnId( 1 ) );
169 : }
170 : }
171 0 : else if ( _nGetFocusFlags & GETFOCUS_BACKWARD )
172 : {
173 0 : GoToRowColumnId( nRows - 1, GetColumnId( nCols -1 ) );
174 : }
175 : }
176 : }
177 : }
178 : }
179 0 : }
180 :
181 0 : Rectangle EditBrowseBox::GetFieldCharacterBounds(sal_Int32 _nRow,sal_Int32 _nColumnPos,sal_Int32 _nIndex)
182 : {
183 0 : Rectangle aRect;
184 0 : if ( SeekRow(_nRow) )
185 : {
186 : CellController* pController = GetController(
187 0 : _nRow, GetColumnId( sal::static_int_cast< sal_uInt16 >(_nColumnPos) ) );
188 0 : if ( pController )
189 0 : aRect = pController->GetWindow().GetCharacterBounds(_nIndex);
190 : }
191 0 : return aRect;
192 : }
193 :
194 0 : sal_Int32 EditBrowseBox::GetFieldIndexAtPoint(sal_Int32 _nRow,sal_Int32 _nColumnPos,const Point& _rPoint)
195 : {
196 0 : sal_Int32 nRet = -1;
197 0 : if ( SeekRow(_nRow) )
198 : {
199 : CellController* pController = GetController(
200 0 : _nRow, GetColumnId( sal::static_int_cast< sal_uInt16 >(_nColumnPos) ) );
201 0 : if ( pController )
202 0 : nRet = pController->GetWindow().GetIndexForPoint(_rPoint);
203 : }
204 0 : return nRet;
205 : }
206 :
207 :
208 : } // namespace svt
209 :
210 :
211 :
212 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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