framework/source/uielement/fontmenucontroller.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 <uielement/fontmenucontroller.hxx>
  21
  22 #include "services.h"
  23
  24 #include <com/sun/star/awt/XDevice.hpp>
  25 #include <com/sun/star/beans/PropertyValue.hpp>
  26 #include <com/sun/star/awt/MenuItemStyle.hpp>
  27 #include <com/sun/star/frame/XDispatchProvider.hpp>
  28
  29 #include <vcl/menu.hxx>
  30 #include <vcl/svapp.hxx>
  31 #include <vcl/settings.hxx>
  32 #include <vcl/i18nhelp.hxx>
  33 #include <tools/urlobj.hxx>
  34 #include <rtl/ustrbuf.hxx>
  35 #include <vcl/mnemonic.hxx>
  36 #include <osl/mutex.hxx>
  37
  38 //  Defines
  39
  40 using namespace com::sun::star::uno;
  41 using namespace com::sun::star::lang;
  42 using namespace com::sun::star::frame;
  43 using namespace com::sun::star::beans;
  44 using namespace com::sun::star::util;
  45
  46 using namespace std;
  47
  48 static bool lcl_I18nCompareString(const OUString& rStr1, const OUString& rStr2)
  49 {
  50     const vcl::I18nHelper& rI18nHelper = Application::GetSettings().GetUILocaleI18nHelper();
  51     return rI18nHelper.CompareString( rStr1, rStr2 ) < 0;
  52 }
  53
  54 namespace framework
  55 {
  56
  57 DEFINE_XSERVICEINFO_MULTISERVICE_2      (   FontMenuController                      ,
  58                                             OWeakObject                             ,
  59                                             SERVICENAME_POPUPMENUCONTROLLER         ,
  60                                             IMPLEMENTATIONNAME_FONTMENUCONTROLLER
  61                                         )
  62
  63 DEFINE_INIT_SERVICE                     (   FontMenuController, {} )
  64
  65 FontMenuController::FontMenuController( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& xContext ) :
  66     svt::PopupMenuControllerBase( xContext )
  67 {
  68 }
  69
  70 FontMenuController::~FontMenuController()
  71 {
  72 }
  73
  74 // private function
  75 void FontMenuController::fillPopupMenu( const Sequence< OUString >& rFontNameSeq, Reference< css::awt::XPopupMenu >& rPopupMenu )
  76 {
  77     const OUString*    pFontNameArray = rFontNameSeq.getConstArray();
  78     VCLXPopupMenu*     pPopupMenu = static_cast<VCLXPopupMenu *>(VCLXMenu::GetImplementation( rPopupMenu ));
  79     PopupMenu*         pVCLPopupMenu = 0;
  80
  81     SolarMutexGuard aSolarMutexGuard;
  82
  83     resetPopupMenu( rPopupMenu );
  84     if ( pPopupMenu )
  85         pVCLPopupMenu = static_cast<PopupMenu *>(pPopupMenu->GetMenu());
  86
  87     if ( pVCLPopupMenu )
  88     {
  89         vector<OUString> aVector;
  90         aVector.reserve(rFontNameSeq.getLength());
  91         for ( sal_uInt16 i = 0; i < rFontNameSeq.getLength(); i++ )
  92         {
  93             aVector.push_back(MnemonicGenerator::EraseAllMnemonicChars(pFontNameArray[i]));
  94         }
  95         sort(aVector.begin(), aVector.end(), lcl_I18nCompareString );
  96
  97         const OUString aFontNameCommandPrefix( ".uno:CharFontName?CharFontName.FamilyName:string=" );
  98         const sal_Int16 nCount = (sal_Int16)aVector.size();
  99         for ( sal_Int16 i = 0; i < nCount; i++ )
 100         {
 101             const OUString& rName = aVector[i];
 102             m_xPopupMenu->insertItem( i+1, rName, css::awt::MenuItemStyle::RADIOCHECK | css::awt::MenuItemStyle::AUTOCHECK, i );
 103             if ( rName == m_aFontFamilyName )
 104                 m_xPopupMenu->checkItem( i+1, sal_True );
 105             // use VCL popup menu pointer to set vital information that are not part of the awt implementation
 106             OUStringBuffer aCommandBuffer( aFontNameCommandPrefix );
 107             aCommandBuffer.append( INetURLObject::encode( rName, INetURLObject::PART_HTTP_QUERY, INetURLObject::ENCODE_ALL ));
 108             OUString aFontNameCommand = aCommandBuffer.makeStringAndClear();
 109             pVCLPopupMenu->SetItemCommand( i+1, aFontNameCommand ); // Store font name into item command.
 110         }
 111
 112     }
 113 }
 114
 115 // XEventListener
 116 void SAL_CALL FontMenuController::disposing( const EventObject& ) throw ( RuntimeException, std::exception )
 117 {
 118     Reference< css::awt::XMenuListener > xHolder(( OWeakObject *)this, UNO_QUERY );
 119
 120     osl::MutexGuard aLock( m_aMutex );
 121     m_xFrame.clear();
 122     m_xDispatch.clear();
 123     m_xFontListDispatch.clear();
 124
 125     if ( m_xPopupMenu.is() )
 126         m_xPopupMenu->removeMenuListener( Reference< css::awt::XMenuListener >(( OWeakObject *)this, UNO_QUERY ));
 127     m_xPopupMenu.clear();
 128 }
 129
 130 // XStatusListener
 131 void SAL_CALL FontMenuController::statusChanged( const FeatureStateEvent& Event ) throw ( RuntimeException, std::exception )
 132 {
 133     com::sun::star::awt::FontDescriptor aFontDescriptor;
 134     Sequence< OUString >           aFontNameSeq;
 135
 136     if ( Event.State >>= aFontDescriptor )
 137     {
 138         osl::MutexGuard aLock( m_aMutex );
 139         m_aFontFamilyName = aFontDescriptor.Name;
 140     }
 141     else if ( Event.State >>= aFontNameSeq )
 142     {
 143         osl::MutexGuard aLock( m_aMutex );
 144         if ( m_xPopupMenu.is() )
 145             fillPopupMenu( aFontNameSeq, m_xPopupMenu );
 146     }
 147 }
 148
 149 // XMenuListener
 150 void FontMenuController::impl_select(const Reference< XDispatch >& _xDispatch,const ::com::sun::star::util::URL& aTargetURL)
 151 {
 152     Sequence<PropertyValue>      aArgs;
 153     OSL_ENSURE(_xDispatch.is(),"FontMenuController::impl_select: No dispatch");
 154     if ( _xDispatch.is() )
 155         _xDispatch->dispatch( aTargetURL, aArgs );
 156 }
 157
 158 void SAL_CALL FontMenuController::itemActivated( const css::awt::MenuEvent& ) throw (RuntimeException, std::exception)
 159 {
 160     osl::MutexGuard aLock( m_aMutex );
 161
 162     if ( m_xPopupMenu.is() )
 163     {
 164         // find new font name and set check mark!
 165         sal_uInt16        nChecked = 0;
 166         sal_uInt16        nItemCount = m_xPopupMenu->getItemCount();
 167         OUString aEmpty;
 168         for( sal_uInt16 i = 0; i < nItemCount; i++ )
 169         {
 170             sal_uInt16 nItemId = m_xPopupMenu->getItemId( i );
 171
 172             if ( m_xPopupMenu->isItemChecked( nItemId ) )
 173                 nChecked = nItemId;
 174
 175             OUString aText = m_xPopupMenu->getItemText( nItemId );
 176
 177             // TODO: must be replaced by implementation of VCL, when available
 178             sal_Int32 nIndex = aText.indexOf( (sal_Unicode)'~' );
 179             if ( nIndex >= 0 )
 180                 aText = aText.replaceAt( nIndex, 1, aEmpty );
 181             // TODO: must be replaced by implementation of VCL, when available
 182
 183             if ( aText == m_aFontFamilyName )
 184             {
 185                 m_xPopupMenu->checkItem( nItemId, sal_True );
 186                 return;
 187             }
 188         }
 189
 190         if ( nChecked )
 191             m_xPopupMenu->checkItem( nChecked, sal_False );
 192     }
 193 }
 194
 195 // XPopupMenuController
 196 void FontMenuController::impl_setPopupMenu()
 197 {
 198     Reference< XDispatchProvider > xDispatchProvider( m_xFrame, UNO_QUERY );
 199
 200     com::sun::star::util::URL aTargetURL;
 201     // Register for font list updates to get the current font list from the controller
 202     aTargetURL.Complete = ".uno:FontNameList";
 203     m_xURLTransformer->parseStrict( aTargetURL );
 204     m_xFontListDispatch = xDispatchProvider->queryDispatch( aTargetURL, OUString(), 0 );
 205 }
 206
 207 void SAL_CALL FontMenuController::updatePopupMenu() throw ( ::com::sun::star::uno::RuntimeException, std::exception )
 208 {
 209     svt::PopupMenuControllerBase::updatePopupMenu();
 210
 211     osl::ClearableMutexGuard aLock( m_aMutex );
 212     Reference< XDispatch > xDispatch( m_xFontListDispatch );
 213     com::sun::star::util::URL aTargetURL;
 214     aTargetURL.Complete = ".uno:FontNameList";
 215     m_xURLTransformer->parseStrict( aTargetURL );
 216     aLock.clear();
 217
 218     if ( xDispatch.is() )
 219     {
 220         xDispatch->addStatusListener( (static_cast< XStatusListener* >(this)), aTargetURL );
 221         xDispatch->removeStatusListener( (static_cast< XStatusListener* >(this)), aTargetURL );
 222     }
 223 }
 224
 225 }
 226
 227 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */