odk/examples/cpp/custompanel/ctp_panel.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
  21 #include "ctp_panel.hxx"
  22
  23 #include <com/sun/star/lang/DisposedException.hpp>
  24 #include <com/sun/star/awt/XWindowPeer.hpp>
  25 #include <com/sun/star/awt/WindowClass.hpp>
  26 #include <com/sun/star/awt/WindowAttribute.hpp>
  27 #include <com/sun/star/awt/PosSize.hpp>
  28 #include <com/sun/star/awt/XDevice.hpp>
  29 #include <com/sun/star/awt/XGraphics.hpp>
  30 #include <com/sun/star/ui/UIElementType.hpp>
  31
  32 #include <osl/diagnose.h>
  33
  34
  35 namespace sd { namespace colortoolpanel
  36 {
  37
  38
  39     using ::com::sun::star::uno::Reference;
  40     using ::com::sun::star::uno::XInterface;
  41     using ::com::sun::star::uno::UNO_QUERY;
  42     using ::com::sun::star::uno::UNO_QUERY_THROW;
  43     using ::com::sun::star::uno::UNO_SET_THROW;
  44     using ::com::sun::star::uno::Exception;
  45     using ::com::sun::star::uno::RuntimeException;
  46     using ::com::sun::star::uno::Type;
  47     using ::com::sun::star::uno::XComponentContext;
  48     using ::com::sun::star::awt::XWindow;
  49     using ::com::sun::star::lang::DisposedException;
  50     using ::com::sun::star::awt::XWindowPeer;
  51     using ::com::sun::star::lang::XMultiComponentFactory;
  52     using ::com::sun::star::awt::WindowDescriptor;
  53     using ::com::sun::star::awt::WindowClass_SIMPLE;
  54     using ::com::sun::star::awt::Rectangle;
  55     using ::com::sun::star::awt::PaintEvent;
  56     using ::com::sun::star::lang::EventObject;
  57     using ::com::sun::star::awt::XDevice;
  58     using ::com::sun::star::awt::XGraphics;
  59     using ::com::sun::star::accessibility::XAccessible;
  60     using ::com::sun::star::frame::XFrame;
  61
  62     namespace WindowAttribute = ::com::sun::star::awt::WindowAttribute;
  63     namespace PosSize = ::com::sun::star::awt::PosSize;
  64     namespace UIElementType = ::com::sun::star::ui::UIElementType;
  65
  66
  67     //= helpers
  68
  69     namespace
  70     {
  71         Reference< XWindow > lcl_createPlainWindow_nothrow( const Reference< XComponentContext >& i_rContext,
  72             const Reference< XWindowPeer >& i_rParentWindow )
  73         {
  74             try
  75             {
  76                 OSL_ENSURE( i_rContext.is(), "illegal component context" );
  77                 Reference< XMultiComponentFactory > xFactory( i_rContext->getServiceManager(), UNO_SET_THROW );
  78                 Reference< XToolkit2 > xToolkit = Toolkit::create(i_rContext);
  79
  80                 WindowDescriptor aWindow;
  81                 aWindow.Type = WindowClass_SIMPLE;
  82                 aWindow.WindowServiceName = "window";
  83                 aWindow.Parent = i_rParentWindow;
  84                 aWindow.WindowAttributes = WindowAttribute::BORDER;
  85
  86                 Reference< XWindowPeer > xWindow( xToolkit->createWindow( aWindow ), UNO_SET_THROW );
  87                 return Reference< XWindow >( xWindow, UNO_QUERY_THROW );
  88             }
  89             catch( const Exception& )
  90             {
  91             }
  92             return NULL;
  93         }
  94     }
  95
  96     SingleColorPanel::SingleColorPanel( const Reference< XComponentContext >& i_rContext, const Reference< XWindow >& i_rParentWindow, const ::sal_Int32 i_nPanelColor )
  97         :SingleColorPanel_Base( m_aMutex )
  98         ,m_xWindow()
  99         ,m_nPanelColor( i_nPanelColor )
 100     {
 101         // retrieve the parent window for our to-be-created pane window
 102         Reference< XWindowPeer > xParentPeer( i_rParentWindow, UNO_QUERY );
 103
 104         osl_atomic_increment( &m_refCount );
 105         if ( xParentPeer.is() )
 106         {
 107             m_xWindow = lcl_createPlainWindow_nothrow( i_rContext, xParentPeer );
 108             m_xWindow->addPaintListener( this );
 109             if ( m_xWindow.is() )
 110             {
 111                 const Rectangle aPanelAnchorSize( i_rParentWindow->getPosSize() );
 112                 m_xWindow->setPosSize( 0, 0, aPanelAnchorSize.Width, aPanelAnchorSize.Height, PosSize::POSSIZE );
 113                 m_xWindow->setVisible( sal_True );
 114             }
 115         }
 116         osl_atomic_decrement( &m_refCount );
 117     }
 118
 119
 120     SingleColorPanel::~SingleColorPanel()
 121     {
 122     }
 123
 124
 125     Reference< XWindow > SAL_CALL SingleColorPanel::getWindow() throw (RuntimeException)
 126     {
 127         ::osl::MutexGuard aGuard( m_aMutex );
 128         if ( !m_xWindow.is() )
 129             throw DisposedException( OUString(), *this );
 130         return m_xWindow;
 131     }
 132
 133
 134     Reference< XAccessible > SAL_CALL SingleColorPanel::createAccessible( const Reference< XAccessible >& i_rParentAccessible ) throw (RuntimeException)
 135     {
 136         ::osl::MutexGuard aGuard( m_aMutex );
 137         if ( !m_xWindow.is() )
 138             throw DisposedException( OUString(), *this );
 139
 140         // TODO: the following is wrong, since it doesn't respect i_rParentAccessible. In a real extension, you should
 141         // implement this correctly :)
 142         (void)i_rParentAccessible;
 143         return Reference< XAccessible >( getWindow(), UNO_QUERY );
 144     }
 145
 146
 147     void SAL_CALL SingleColorPanel::windowPaint( const PaintEvent& i_rEvent ) throw (RuntimeException)
 148     {
 149         try
 150         {
 151             const Reference< XDevice > xDevice( i_rEvent.Source, UNO_QUERY_THROW );
 152             const Reference< XGraphics > xGraphics( xDevice->createGraphics(), UNO_SET_THROW );
 153             xGraphics->setFillColor( m_nPanelColor );
 154             xGraphics->setLineColor( 0x00FFFFFF );
 155
 156             const Reference< XWindow > xWindow( i_rEvent.Source, UNO_QUERY_THROW );
 157             const Rectangle aWindowRect( xWindow->getPosSize() );
 158             xGraphics->drawRect( 0, 0, aWindowRect.Width - 1, aWindowRect.Height - 1 );
 159         }
 160         catch( const Exception& )
 161         {
 162         }
 163     }
 164
 165
 166     void SAL_CALL SingleColorPanel::disposing( const EventObject& i_rSource ) throw (RuntimeException)
 167     {
 168         (void)i_rSource;
 169     }
 170
 171
 172     void SAL_CALL SingleColorPanel::disposing()
 173     {
 174         ::osl::MutexGuard aGuard( m_aMutex );
 175         if ( !m_xWindow.is() )
 176             // already disposed
 177             return;
 178         m_xWindow->removePaintListener( this );
 179         try
 180         {
 181             Reference< XComponent > xWindowComp( m_xWindow, UNO_QUERY_THROW );
 182             xWindowComp->dispose();
 183         }
 184         catch( const Exception& )
 185         {
 186         }
 187         m_xWindow.clear();
 188     }
 189
 190     PanelUIElement::PanelUIElement( const Reference< XComponentContext >& i_rContext, const Reference< XWindow >& i_rParentWindow,
 191         const OUString& i_rResourceURL, const ::sal_Int32 i_nPanelColor )
 192         :PanelUIElement_Base( m_aMutex )
 193         ,m_sResourceURL( i_rResourceURL )
 194         ,m_xToolPanel( new SingleColorPanel( i_rContext, i_rParentWindow, i_nPanelColor ) )
 195     {
 196     }
 197
 198
 199     PanelUIElement::~PanelUIElement()
 200     {
 201     }
 202
 203
 204     Reference< XFrame > SAL_CALL PanelUIElement::getFrame() throw (RuntimeException)
 205     {
 206         // TODO
 207         return NULL;
 208     }
 209
 210
 211     OUString SAL_CALL PanelUIElement::getResourceURL() throw (RuntimeException)
 212     {
 213         return m_sResourceURL;
 214     }
 215
 216
 217     ::sal_Int16 SAL_CALL PanelUIElement::getType() throw (RuntimeException)
 218     {
 219         return UIElementType::TOOLPANEL;
 220     }
 221
 222
 223     Reference< XInterface > SAL_CALL PanelUIElement::getRealInterface(  ) throw (RuntimeException)
 224     {
 225         ::osl::MutexGuard aGuard( m_aMutex );
 226         if ( !m_xToolPanel.is() )
 227             throw DisposedException();
 228         return m_xToolPanel;
 229     }
 230
 231
 232     void SAL_CALL PanelUIElement::disposing()
 233     {
 234         Reference< XComponent > xPanelComponent( m_xToolPanel, UNO_QUERY_THROW );
 235         m_xToolPanel.clear();
 236         xPanelComponent->dispose();
 237     }
 238
 239
 240 } } // namespace sd::colortoolpanel
 241
 242
 243 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */