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 "unogridcolumnfacade.hxx" 21 #include "unocontroltablemodel.hxx" 22 23 #include <com/sun/star/awt/grid/XGridColumn.hpp> 24 #include <com/sun/star/awt/grid/XGridColumnListener.hpp> 25 26 #include <tools/debug.hxx> 27 #include <tools/diagnose_ex.h> 28 #include <vcl/svapp.hxx> 29 #include <cppuhelper/implbase.hxx> 30 31 32 namespace svt { namespace table 33 { 34 35 36 using css::uno::Reference; 37 using css::uno::RuntimeException; 38 using css::uno::UNO_QUERY_THROW; 39 using css::awt::grid::XGridColumn; 40 using css::uno::Exception; 41 using css::awt::grid::XGridColumnListener; 42 using css::lang::EventObject; 43 using css::awt::grid::GridColumnEvent; 44 using css::style::HorizontalAlignment_LEFT; 45 using css::style::HorizontalAlignment; 46 47 48 namespace 49 { 50 template< class T1, class T2 > lcl_set(Reference<XGridColumn> const & i_column,void (SAL_CALL XGridColumn::* i_setter)(T1),T2 i_value)51 void lcl_set( Reference< XGridColumn > const & i_column, void ( SAL_CALL XGridColumn::*i_setter )( T1 ), 52 T2 i_value ) 53 { 54 try 55 { 56 (i_column.get()->*i_setter) ( i_value ); 57 } 58 catch( const Exception& ) 59 { 60 DBG_UNHANDLED_EXCEPTION("svtools.uno"); 61 } 62 } 63 64 template< class ATTRIBUTE_TYPE > lcl_get(Reference<XGridColumn> const & i_column,ATTRIBUTE_TYPE (SAL_CALL XGridColumn::* i_getter)())65 ATTRIBUTE_TYPE lcl_get( Reference< XGridColumn > const & i_column, ATTRIBUTE_TYPE ( SAL_CALL XGridColumn::*i_getter )() ) 66 { 67 ATTRIBUTE_TYPE value = ATTRIBUTE_TYPE(); 68 try 69 { 70 value = (i_column.get()->*i_getter)(); 71 } 72 catch( const Exception& ) 73 { 74 DBG_UNHANDLED_EXCEPTION("svtools.uno"); 75 } 76 return value; 77 } 78 } 79 80 81 //= ColumnChangeMultiplexer 82 83 typedef ::cppu::WeakImplHelper < XGridColumnListener 84 > ColumnChangeMultiplexer_Base; 85 class ColumnChangeMultiplexer :public ColumnChangeMultiplexer_Base 86 { 87 public: 88 explicit ColumnChangeMultiplexer( UnoGridColumnFacade& i_colImpl ); 89 ColumnChangeMultiplexer(const ColumnChangeMultiplexer&) = delete; 90 ColumnChangeMultiplexer& operator=(const ColumnChangeMultiplexer&) = delete; 91 92 void dispose(); 93 94 protected: 95 virtual ~ColumnChangeMultiplexer() override; 96 97 // XGridColumnListener 98 virtual void SAL_CALL columnChanged( const GridColumnEvent& i_event ) override; 99 100 // XEventListener 101 virtual void SAL_CALL disposing( const EventObject& i_event ) override; 102 103 private: 104 UnoGridColumnFacade* m_pColumnImplementation; 105 }; 106 107 ColumnChangeMultiplexer(UnoGridColumnFacade & i_colImpl)108 ColumnChangeMultiplexer::ColumnChangeMultiplexer( UnoGridColumnFacade& i_colImpl ) 109 :m_pColumnImplementation( &i_colImpl ) 110 { 111 } 112 113 ~ColumnChangeMultiplexer()114 ColumnChangeMultiplexer::~ColumnChangeMultiplexer() 115 { 116 } 117 118 dispose()119 void ColumnChangeMultiplexer::dispose() 120 { 121 DBG_TESTSOLARMUTEX(); 122 m_pColumnImplementation = nullptr; 123 } 124 125 columnChanged(const GridColumnEvent & i_event)126 void SAL_CALL ColumnChangeMultiplexer::columnChanged( const GridColumnEvent& i_event ) 127 { 128 if ( i_event.AttributeName == "DataColumnIndex" ) 129 { 130 SolarMutexGuard aGuard; 131 if ( m_pColumnImplementation != nullptr ) 132 m_pColumnImplementation->dataColumnIndexChanged(); 133 return; 134 } 135 136 ColumnAttributeGroup nChangedAttributes( ColumnAttributeGroup::NONE ); 137 138 if ( i_event.AttributeName == "HorizontalAlign" ) 139 nChangedAttributes |= ColumnAttributeGroup::APPEARANCE; 140 141 if ( i_event.AttributeName == "ColumnWidth" 142 || i_event.AttributeName == "MaxWidth" 143 || i_event.AttributeName == "MinWidth" 144 || i_event.AttributeName == "PreferredWidth" 145 || i_event.AttributeName == "Resizeable" 146 || i_event.AttributeName == "Flexibility" 147 ) 148 nChangedAttributes |= ColumnAttributeGroup::WIDTH; 149 150 OSL_ENSURE( nChangedAttributes != ColumnAttributeGroup::NONE, 151 "ColumnChangeMultiplexer::columnChanged: unknown column attributed changed!" ); 152 153 SolarMutexGuard aGuard; 154 if ( m_pColumnImplementation != nullptr ) 155 m_pColumnImplementation->columnChanged( nChangedAttributes ); 156 } 157 158 disposing(const EventObject &)159 void SAL_CALL ColumnChangeMultiplexer::disposing( const EventObject& ) 160 { 161 } 162 163 164 //= UnoGridColumnFacade 165 166 UnoGridColumnFacade(UnoControlTableModel const & i_owner,Reference<XGridColumn> const & i_gridColumn)167 UnoGridColumnFacade::UnoGridColumnFacade( UnoControlTableModel const & i_owner, Reference< XGridColumn > const & i_gridColumn ) 168 :m_pOwner( &i_owner ) 169 ,m_nDataColumnIndex( -1 ) 170 ,m_xGridColumn( i_gridColumn, css::uno::UNO_SET_THROW ) 171 ,m_pChangeMultiplexer( new ColumnChangeMultiplexer( *this ) ) 172 { 173 m_xGridColumn->addGridColumnListener( m_pChangeMultiplexer.get() ); 174 impl_updateDataColumnIndex_nothrow(); 175 } 176 177 ~UnoGridColumnFacade()178 UnoGridColumnFacade::~UnoGridColumnFacade() 179 { 180 } 181 182 dispose()183 void UnoGridColumnFacade::dispose() 184 { 185 DBG_TESTSOLARMUTEX(); 186 ENSURE_OR_RETURN_VOID( m_pOwner != nullptr, "UnoGridColumnFacade::dispose: already disposed!" ); 187 188 m_xGridColumn->removeGridColumnListener( m_pChangeMultiplexer.get() ); 189 m_pChangeMultiplexer->dispose(); 190 m_pChangeMultiplexer.clear(); 191 m_xGridColumn.clear(); 192 m_pOwner = nullptr; 193 } 194 195 impl_updateDataColumnIndex_nothrow()196 void UnoGridColumnFacade::impl_updateDataColumnIndex_nothrow() 197 { 198 m_nDataColumnIndex = -1; 199 ENSURE_OR_RETURN_VOID( m_xGridColumn.is(), "UnoGridColumnFacade: already disposed!" ); 200 try 201 { 202 m_nDataColumnIndex = m_xGridColumn->getDataColumnIndex(); 203 } 204 catch( const Exception& ) 205 { 206 DBG_UNHANDLED_EXCEPTION("svtools.uno"); 207 } 208 } 209 210 dataColumnIndexChanged()211 void UnoGridColumnFacade::dataColumnIndexChanged() 212 { 213 DBG_TESTSOLARMUTEX(); 214 impl_updateDataColumnIndex_nothrow(); 215 if ( m_pOwner != nullptr ) 216 m_pOwner->notifyAllDataChanged(); 217 } 218 219 columnChanged(ColumnAttributeGroup const i_attributeGroup)220 void UnoGridColumnFacade::columnChanged( ColumnAttributeGroup const i_attributeGroup ) 221 { 222 DBG_TESTSOLARMUTEX(); 223 if ( m_pOwner != nullptr ) 224 m_pOwner->notifyColumnChange( m_pOwner->getColumnPos( *this ), i_attributeGroup ); 225 } 226 227 getName() const228 OUString UnoGridColumnFacade::getName() const 229 { 230 OUString sName; 231 ENSURE_OR_RETURN( m_xGridColumn.is(), "UnoGridColumnFacade: already disposed!", sName ); 232 try 233 { 234 sName = m_xGridColumn->getTitle(); 235 } 236 catch( const Exception& ) 237 { 238 DBG_UNHANDLED_EXCEPTION("svtools.uno"); 239 } 240 return sName; 241 } 242 243 getHelpText() const244 OUString UnoGridColumnFacade::getHelpText() const 245 { 246 OUString sHelpText; 247 ENSURE_OR_RETURN( m_xGridColumn.is(), "UnoGridColumnFacade: already disposed!", sHelpText ); 248 try 249 { 250 sHelpText = m_xGridColumn->getHelpText(); 251 } 252 catch( const Exception& ) 253 { 254 DBG_UNHANDLED_EXCEPTION("svtools.uno"); 255 } 256 return sHelpText; 257 } 258 259 isResizable() const260 bool UnoGridColumnFacade::isResizable() const 261 { 262 ENSURE_OR_RETURN( m_xGridColumn.is(), "UnoGridColumnFacade: already disposed!", false ); 263 return lcl_get( m_xGridColumn, &XGridColumn::getResizeable ); 264 } 265 266 getFlexibility() const267 sal_Int32 UnoGridColumnFacade::getFlexibility() const 268 { 269 ENSURE_OR_RETURN( m_xGridColumn.is(), "UnoGridColumnFacade: already disposed!", 1 ); 270 return lcl_get( m_xGridColumn, &XGridColumn::getFlexibility ); 271 } 272 273 getWidth() const274 TableMetrics UnoGridColumnFacade::getWidth() const 275 { 276 ENSURE_OR_RETURN( m_xGridColumn.is(), "UnoGridColumnFacade: already disposed!", 0 ); 277 return lcl_get( m_xGridColumn, &XGridColumn::getColumnWidth ); 278 } 279 280 setWidth(TableMetrics _nWidth)281 void UnoGridColumnFacade::setWidth( TableMetrics _nWidth ) 282 { 283 ENSURE_OR_RETURN_VOID( m_xGridColumn.is(), "UnoGridColumnFacade: already disposed!" ); 284 lcl_set( m_xGridColumn, &XGridColumn::setColumnWidth, _nWidth ); 285 } 286 287 getMinWidth() const288 TableMetrics UnoGridColumnFacade::getMinWidth() const 289 { 290 ENSURE_OR_RETURN( m_xGridColumn.is(), "UnoGridColumnFacade: already disposed!", 0 ); 291 return lcl_get( m_xGridColumn, &XGridColumn::getMinWidth ); 292 } 293 294 getMaxWidth() const295 TableMetrics UnoGridColumnFacade::getMaxWidth() const 296 { 297 ENSURE_OR_RETURN( m_xGridColumn.is(), "UnoGridColumnFacade: already disposed!", 0 ); 298 return lcl_get( m_xGridColumn, &XGridColumn::getMaxWidth ); 299 } 300 301 getHorizontalAlign()302 css::style::HorizontalAlignment UnoGridColumnFacade::getHorizontalAlign() 303 { 304 ENSURE_OR_RETURN( m_xGridColumn.is(), "UnoGridColumnFacade: already disposed!", HorizontalAlignment_LEFT ); 305 return lcl_get( m_xGridColumn, &XGridColumn::getHorizontalAlign ); 306 } 307 308 309 } } // svt::table 310 311 312 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ 313