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/Toolkit.hpp>
  26 #include <com/sun/star/awt/WindowClass.hpp>
  27 #include <com/sun/star/awt/WindowAttribute.hpp>
  28 #include <com/sun/star/awt/PosSize.hpp>
  29 #include <com/sun/star/awt/XDevice.hpp>
  30 #include <com/sun/star/awt/XGraphics.hpp>
  31 #include <com/sun/star/ui/UIElementType.hpp>
  32
  33 #include <osl/diagnose.h>
  34
  35
  36 namespace sd { namespace colortoolpanel
  37 {
  38
  39
  40     using ::com::sun::star::uno::Reference;
  41     using ::com::sun::star::uno::XInterface;
  42     using ::com::sun::star::uno::UNO_QUERY;
  43     using ::com::sun::star::uno::UNO_QUERY_THROW;
  44     using ::com::sun::star::uno::UNO_SET_THROW;
  45     using ::com::sun::star::uno::Exception;
  46     using ::com::sun::star::uno::RuntimeException;
  47     using ::com::sun::star::uno::Any;
  48     using ::com::sun::star::uno::makeAny;
  49     using ::com::sun::star::uno::Sequence;
  50     using ::com::sun::star::uno::Type;
  51     using ::com::sun::star::uno::XComponentContext;
  52     using ::com::sun::star::awt::XWindow;
  53     using ::com::sun::star::lang::DisposedException;
  54     using ::com::sun::star::awt::XWindowPeer;
  55     using ::com::sun::star::lang::XMultiComponentFactory;
  56     using ::com::sun::star::awt::XToolkit;
  57     using ::com::sun::star::awt::WindowDescriptor;
  58     using ::com::sun::star::awt::WindowClass_SIMPLE;
  59     using ::com::sun::star::awt::Rectangle;
  60     using ::com::sun::star::awt::PaintEvent;
  61     using ::com::sun::star::lang::EventObject;
  62     using ::com::sun::star::awt::XDevice;
  63     using ::com::sun::star::awt::XGraphics;
  64     using ::com::sun::star::accessibility::XAccessible;
  65     using ::com::sun::star::frame::XFrame;
  66
  67     namespace WindowAttribute = ::com::sun::star::awt::WindowAttribute;
  68     namespace PosSize = ::com::sun::star::awt::PosSize;
  69     namespace UIElementType = ::com::sun::star::ui::UIElementType;
  70
  71
  72     //= helpers
  73
  74     namespace
  75     {
  76         Reference< XWindow > lcl_createPlainWindow_nothrow( const Reference< XComponentContext >& i_rContext,
  77             const Reference< XWindowPeer >& i_rParentWindow )
  78         {
  79             try
  80             {
  81                 OSL_ENSURE( i_rContext.is(), "illegal component context" );
  82                 Reference< XMultiComponentFactory > xFactory( i_rContext->getServiceManager(), UNO_SET_THROW );
  83                 Reference< XToolkit2 > xToolkit = Toolkit::create(i_rContext);
  84
  85                 WindowDescriptor aWindow;
  86                 aWindow.Type = WindowClass_SIMPLE;
  87                 aWindow.WindowServiceName = "window";
  88                 aWindow.Parent = i_rParentWindow;
  89                 aWindow.WindowAttributes = WindowAttribute::BORDER;
  90
  91                 Reference< XWindowPeer > xWindow( xToolkit->createWindow( aWindow ), UNO_SET_THROW );
  92                 return Reference< XWindow >( xWindow, UNO_QUERY_THROW );
  93             }
  94             catch( const Exception& )
  95             {
  96             }
  97             return NULL;
  98         }
  99     }
 100
 101     SingleColorPanel::SingleColorPanel( const Reference< XComponentContext >& i_rContext, const Reference< XWindow >& i_rParentWindow, const ::sal_Int32 i_nPanelColor )
 102         :SingleColorPanel_Base( m_aMutex )
 103         ,m_xWindow()
 104         ,m_nPanelColor( i_nPanelColor )
 105     {
 106         // retrieve the parent window for our to-be-created pane window
 107         Reference< XWindowPeer > xParentPeer( i_rParentWindow, UNO_QUERY );
 108
 109         osl_atomic_increment( &m_refCount );
 110         if ( xParentPeer.is() )
 111         {
 112             m_xWindow = lcl_createPlainWindow_nothrow( i_rContext, xParentPeer );
 113             m_xWindow->addPaintListener( this );
 114             if ( m_xWindow.is() )
 115             {
 116                 const Rectangle aPanelAnchorSize( i_rParentWindow->getPosSize() );
 117                 m_xWindow->setPosSize( 0, 0, aPanelAnchorSize.Width, aPanelAnchorSize.Height, PosSize::POSSIZE );
 118                 m_xWindow->setVisible( sal_True );
 119             }
 120         }
 121         osl_atomic_decrement( &m_refCount );
 122     }
 123
 124
 125     SingleColorPanel::~SingleColorPanel()
 126     {
 127     }
 128
 129
 130     Reference< XWindow > SAL_CALL SingleColorPanel::getWindow() throw (RuntimeException)
 131     {
 132         ::osl::MutexGuard aGuard( m_aMutex );
 133         if ( !m_xWindow.is() )
 134             throw DisposedException( OUString(), *this );
 135         return m_xWindow;
 136     }
 137
 138
 139     Reference< XAccessible > SAL_CALL SingleColorPanel::createAccessible( const Reference< XAccessible >& i_rParentAccessible ) throw (RuntimeException)
 140     {
 141         ::osl::MutexGuard aGuard( m_aMutex );
 142         if ( !m_xWindow.is() )
 143             throw DisposedException( OUString(), *this );
 144
 145         // TODO: the following is wrong, since it doesn't respect i_rParentAccessible. In a real extension, you should
 146         // implement this correctly :)
 147         (void)i_rParentAccessible;
 148         return Reference< XAccessible >( getWindow(), UNO_QUERY );
 149     }
 150
 151
 152     void SAL_CALL SingleColorPanel::windowPaint( const PaintEvent& i_rEvent ) throw (RuntimeException)
 153     {
 154         try
 155         {
 156             const Reference< XDevice > xDevice( i_rEvent.Source, UNO_QUERY_THROW );
 157             const Reference< XGraphics > xGraphics( xDevice->createGraphics(), UNO_SET_THROW );
 158             xGraphics->setFillColor( m_nPanelColor );
 159             xGraphics->setLineColor( 0x00FFFFFF );
 160
 161             const Reference< XWindow > xWindow( i_rEvent.Source, UNO_QUERY_THROW );
 162             const Rectangle aWindowRect( xWindow->getPosSize() );
 163             xGraphics->drawRect( 0, 0, aWindowRect.Width - 1, aWindowRect.Height - 1 );
 164         }
 165         catch( const Exception& )
 166         {
 167         }
 168     }
 169
 170
 171     void SAL_CALL SingleColorPanel::disposing( const EventObject& i_rSource ) throw (RuntimeException)
 172     {
 173         (void)i_rSource;
 174     }
 175
 176
 177     void SAL_CALL SingleColorPanel::disposing()
 178     {
 179         ::osl::MutexGuard aGuard( m_aMutex );
 180         if ( !m_xWindow.is() )
 181             // already disposed
 182             return;
 183         m_xWindow->removePaintListener( this );
 184         try
 185         {
 186             Reference< XComponent > xWindowComp( m_xWindow, UNO_QUERY_THROW );
 187             xWindowComp->dispose();
 188         }
 189         catch( const Exception& )
 190         {
 191         }
 192         m_xWindow.clear();
 193     }
 194
 195     PanelUIElement::PanelUIElement( const Reference< XComponentContext >& i_rContext, const Reference< XWindow >& i_rParentWindow,
 196         const OUString& i_rResourceURL, const ::sal_Int32 i_nPanelColor )
 197         :PanelUIElement_Base( m_aMutex )
 198         ,m_sResourceURL( i_rResourceURL )
 199         ,m_xToolPanel( new SingleColorPanel( i_rContext, i_rParentWindow, i_nPanelColor ) )
 200     {
 201     }
 202
 203
 204     PanelUIElement::~PanelUIElement()
 205     {
 206     }
 207
 208
 209     Reference< XFrame > SAL_CALL PanelUIElement::getFrame() throw (RuntimeException)
 210     {
 211         // TODO
 212         return NULL;
 213     }
 214
 215
 216     OUString SAL_CALL PanelUIElement::getResourceURL() throw (RuntimeException)
 217     {
 218         return m_sResourceURL;
 219     }
 220
 221
 222     ::sal_Int16 SAL_CALL PanelUIElement::getType() throw (RuntimeException)
 223     {
 224         return UIElementType::TOOLPANEL;
 225     }
 226
 227
 228     Reference< XInterface > SAL_CALL PanelUIElement::getRealInterface(  ) throw (RuntimeException)
 229     {
 230         ::osl::MutexGuard aGuard( m_aMutex );
 231         if ( !m_xToolPanel.is() )
 232             throw DisposedException();
 233         return m_xToolPanel;
 234     }
 235
 236
 237     void SAL_CALL PanelUIElement::disposing()
 238     {
 239         Reference< XComponent > xPanelComponent( m_xToolPanel, UNO_QUERY_THROW );
 240         m_xToolPanel.clear();
 241         xPanelComponent->dispose();
 242     }
 243
 244
 245 } } // namespace sd::colortoolpanel
 246
 247
 248 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */