extensions/source/propctrlr/commoncontrol.cxx

   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 "commoncontrol.hxx"
  21 #include "pcrcommon.hxx"
  22 #include <tools/debug.hxx>
  23 #include <tools/diagnose_ex.h>
  24 #include <vcl/combobox.hxx>
  25 #include <toolkit/helper/vclunohelper.hxx>
  26
  27 //............................................................................
  28 namespace pcr
  29 {
  30 //............................................................................
  31
  32     using ::com::sun::star::uno::RuntimeException;
  33     using ::com::sun::star::uno::Reference;
  34     using ::com::sun::star::inspection::XPropertyControlContext;
  35     using ::com::sun::star::awt::XWindow;
  36     using ::com::sun::star::uno::Exception;
  37     using ::com::sun::star::inspection::XPropertyControl;
  38
  39     //==================================================================
  40     //= ControlHelper
  41     //==================================================================
  42     //------------------------------------------------------------------
  43     ControlHelper::ControlHelper( Window* _pControlWindow, sal_Int16 _nControlType, XPropertyControl& _rAntiImpl, IModifyListener* _pModifyListener )
  44         :m_pControlWindow( _pControlWindow )
  45         ,m_nControlType( _nControlType )
  46         ,m_rAntiImpl( _rAntiImpl )
  47         ,m_pModifyListener( _pModifyListener )
  48         ,m_bModified( sal_False )
  49     {
  50         DBG_ASSERT( m_pControlWindow != NULL, "ControlHelper::ControlHelper: invalid window!" );
  51     }
  52
  53     //------------------------------------------------------------------
  54     ControlHelper::~ControlHelper()
  55     {
  56     }
  57
  58     //--------------------------------------------------------------------
  59     ::sal_Int16 SAL_CALL ControlHelper::getControlType() throw (RuntimeException)
  60     {
  61         return m_nControlType;
  62     }
  63
  64     //--------------------------------------------------------------------
  65     Reference< XPropertyControlContext > SAL_CALL ControlHelper::getControlContext() throw (RuntimeException)
  66     {
  67         return m_xContext;
  68     }
  69
  70     //--------------------------------------------------------------------
  71     void SAL_CALL ControlHelper::setControlContext( const Reference< XPropertyControlContext >& _controlcontext ) throw (RuntimeException)
  72     {
  73         m_xContext = _controlcontext;
  74     }
  75
  76     //--------------------------------------------------------------------
  77     Reference< XWindow > SAL_CALL ControlHelper::getControlWindow() throw (RuntimeException)
  78     {
  79         return VCLUnoHelper::GetInterface( m_pControlWindow );
  80     }
  81
  82     //--------------------------------------------------------------------
  83     ::sal_Bool SAL_CALL ControlHelper::isModified(  ) throw (RuntimeException)
  84     {
  85         return m_bModified;
  86     }
  87
  88     //--------------------------------------------------------------------
  89     void SAL_CALL ControlHelper::notifyModifiedValue(  ) throw (RuntimeException)
  90     {
  91         if ( isModified() && m_xContext.is() )
  92         {
  93             try
  94             {
  95                 m_xContext->valueChanged( &m_rAntiImpl );
  96                 m_bModified = sal_False;
  97             }
  98             catch( const Exception& )
  99             {
 100                 DBG_UNHANDLED_EXCEPTION();
 101             }
 102         }
 103     }
 104
 105     //------------------------------------------------------------------
 106     void SAL_CALL ControlHelper::dispose()
 107     {
 108         DELETEZ( m_pControlWindow );
 109     }
 110
 111     //------------------------------------------------------------------
 112     void ControlHelper::autoSizeWindow()
 113     {
 114         OSL_PRECOND( m_pControlWindow, "ControlHelper::autoSizeWindow: no window!" );
 115         if ( !m_pControlWindow )
 116             return;
 117
 118         ComboBox aComboBox(m_pControlWindow, WB_DROPDOWN);
 119         aComboBox.SetPosSizePixel(Point(0,0), Size(100,100));
 120         m_pControlWindow->SetSizePixel(aComboBox.GetSizePixel());
 121
 122         // TODO/UNOize: why do the controls this themselves? Shouldn't this be the task
 123         // of the browser listbox/line?
 124     }
 125
 126     //------------------------------------------------------------------
 127     void ControlHelper::impl_activateNextControl_nothrow() const
 128     {
 129         try
 130         {
 131             if ( m_xContext.is() )
 132                 m_xContext->activateNextControl( const_cast< XPropertyControl* >( &m_rAntiImpl ) );
 133         }
 134         catch( const Exception& )
 135         {
 136             DBG_UNHANDLED_EXCEPTION();
 137         }
 138     }
 139
 140     //------------------------------------------------------------------
 141     bool ControlHelper::handlePreNotify(NotifyEvent& rNEvt)
 142     {
 143         if (EVENT_KEYINPUT == rNEvt.GetType())
 144         {
 145             const KeyCode& aKeyCode = rNEvt.GetKeyEvent()->GetKeyCode();
 146             sal_uInt16 nKey = aKeyCode.GetCode();
 147
 148             if (nKey == KEY_RETURN && !aKeyCode.IsShift())
 149             {
 150                 LoseFocusHdl(m_pControlWindow);
 151                 impl_activateNextControl_nothrow();
 152                 return true;
 153             }
 154         }
 155         return false;
 156     }
 157
 158     //------------------------------------------------------------------
 159     IMPL_LINK( ControlHelper, ModifiedHdl, Window*, /*_pWin*/ )
 160     {
 161         if ( m_pModifyListener )
 162             m_pModifyListener->modified();
 163         return 0;
 164     }
 165
 166     //------------------------------------------------------------------
 167     IMPL_LINK( ControlHelper, GetFocusHdl, Window*, /*_pWin*/ )
 168     {
 169         try
 170         {
 171             if ( m_xContext.is() )
 172                 m_xContext->focusGained( &m_rAntiImpl );
 173         }
 174         catch( const Exception& )
 175         {
 176             DBG_UNHANDLED_EXCEPTION();
 177         }
 178         return 0;
 179     }
 180
 181     //------------------------------------------------------------------
 182     IMPL_LINK( ControlHelper, LoseFocusHdl, Window*, /*_pWin*/ )
 183     {
 184         // TODO/UNOize: should this be outside the default control's implementations? If somebody
 185         // has an own control implementation, which does *not* do this - would this be allowed?
 186         // If not, then we must move this logic out of here.
 187         notifyModifiedValue();
 188         return 0;
 189     }
 190
 191 //............................................................................
 192 } // namespace pcr
 193 //............................................................................
 194
 195 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */