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 = OUString( "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     //= class SingleColorPanel
 102     //==================================================================================================================
 103     //------------------------------------------------------------------------------------------------------------------
 104     SingleColorPanel::SingleColorPanel( const Reference< XComponentContext >& i_rContext, const Reference< XWindow >& i_rParentWindow, const ::sal_Int32 i_nPanelColor )
 105         :SingleColorPanel_Base( m_aMutex )
 106         ,m_xWindow()
 107         ,m_nPanelColor( i_nPanelColor )
 108     {
 109         // retrieve the parent window for our to-be-created pane window
 110         Reference< XWindowPeer > xParentPeer( i_rParentWindow, UNO_QUERY );
 111
 112         osl_atomic_increment( &m_refCount );
 113         if ( xParentPeer.is() )
 114         {
 115             m_xWindow = lcl_createPlainWindow_nothrow( i_rContext, xParentPeer );
 116             m_xWindow->addPaintListener( this );
 117             if ( m_xWindow.is() )
 118             {
 119                 const Rectangle aPanelAnchorSize( i_rParentWindow->getPosSize() );
 120                 m_xWindow->setPosSize( 0, 0, aPanelAnchorSize.Width, aPanelAnchorSize.Height, PosSize::POSSIZE );
 121                 m_xWindow->setVisible( sal_True );
 122             }
 123         }
 124         osl_atomic_decrement( &m_refCount );
 125     }
 126
 127     //------------------------------------------------------------------------------------------------------------------
 128     SingleColorPanel::~SingleColorPanel()
 129     {
 130     }
 131
 132     //------------------------------------------------------------------------------------------------------------------
 133     Reference< XWindow > SAL_CALL SingleColorPanel::getWindow() throw (RuntimeException)
 134     {
 135         ::osl::MutexGuard aGuard( m_aMutex );
 136         if ( !m_xWindow.is() )
 137             throw DisposedException( OUString(), *this );
 138         return m_xWindow;
 139     }
 140
 141     //------------------------------------------------------------------------------------------------------------------
 142     Reference< XAccessible > SAL_CALL SingleColorPanel::createAccessible( const Reference< XAccessible >& i_rParentAccessible ) throw (RuntimeException)
 143     {
 144         ::osl::MutexGuard aGuard( m_aMutex );
 145         if ( !m_xWindow.is() )
 146             throw DisposedException( OUString(), *this );
 147
 148         // TODO: the following is wrong, since it doesn't respect i_rParentAccessible. In a real extension, you should
 149         // implement this correctly :)
 150         (void)i_rParentAccessible;
 151         return Reference< XAccessible >( getWindow(), UNO_QUERY );
 152     }
 153
 154     //------------------------------------------------------------------------------------------------------------------
 155     void SAL_CALL SingleColorPanel::windowPaint( const PaintEvent& i_rEvent ) throw (RuntimeException)
 156     {
 157         try
 158         {
 159             const Reference< XDevice > xDevice( i_rEvent.Source, UNO_QUERY_THROW );
 160             const Reference< XGraphics > xGraphics( xDevice->createGraphics(), UNO_SET_THROW );
 161             xGraphics->setFillColor( m_nPanelColor );
 162             xGraphics->setLineColor( 0x00FFFFFF );
 163
 164             const Reference< XWindow > xWindow( i_rEvent.Source, UNO_QUERY_THROW );
 165             const Rectangle aWindowRect( xWindow->getPosSize() );
 166             xGraphics->drawRect( 0, 0, aWindowRect.Width - 1, aWindowRect.Height - 1 );
 167         }
 168         catch( const Exception& )
 169         {
 170         }
 171     }
 172
 173     //------------------------------------------------------------------------------------------------------------------
 174     void SAL_CALL SingleColorPanel::disposing( const EventObject& i_rSource ) throw (RuntimeException)
 175     {
 176         (void)i_rSource;
 177     }
 178
 179     //------------------------------------------------------------------------------------------------------------------
 180     void SAL_CALL SingleColorPanel::disposing()
 181     {
 182         ::osl::MutexGuard aGuard( m_aMutex );
 183         if ( !m_xWindow.is() )
 184             // already disposed
 185             return;
 186         m_xWindow->removePaintListener( this );
 187         try
 188         {
 189             Reference< XComponent > xWindowComp( m_xWindow, UNO_QUERY_THROW );
 190             xWindowComp->dispose();
 191         }
 192         catch( const Exception& )
 193         {
 194         }
 195         m_xWindow.clear();
 196     }
 197
 198     //==================================================================================================================
 199     //= PanelUIElement
 200     //==================================================================================================================
 201     //------------------------------------------------------------------------------------------------------------------
 202     PanelUIElement::PanelUIElement( const Reference< XComponentContext >& i_rContext, const Reference< XWindow >& i_rParentWindow,
 203         const OUString& i_rResourceURL, const ::sal_Int32 i_nPanelColor )
 204         :PanelUIElement_Base( m_aMutex )
 205         ,m_sResourceURL( i_rResourceURL )
 206         ,m_xToolPanel( new SingleColorPanel( i_rContext, i_rParentWindow, i_nPanelColor ) )
 207     {
 208     }
 209
 210     //------------------------------------------------------------------------------------------------------------------
 211     PanelUIElement::~PanelUIElement()
 212     {
 213     }
 214
 215     //------------------------------------------------------------------------------------------------------------------
 216     Reference< XFrame > SAL_CALL PanelUIElement::getFrame() throw (RuntimeException)
 217     {
 218         // TODO
 219         return NULL;
 220     }
 221
 222     //------------------------------------------------------------------------------------------------------------------
 223     OUString SAL_CALL PanelUIElement::getResourceURL() throw (RuntimeException)
 224     {
 225         return m_sResourceURL;
 226     }
 227
 228     //------------------------------------------------------------------------------------------------------------------
 229     ::sal_Int16 SAL_CALL PanelUIElement::getType() throw (RuntimeException)
 230     {
 231         return UIElementType::TOOLPANEL;
 232     }
 233
 234     //------------------------------------------------------------------------------------------------------------------
 235     Reference< XInterface > SAL_CALL PanelUIElement::getRealInterface(  ) throw (RuntimeException)
 236     {
 237         ::osl::MutexGuard aGuard( m_aMutex );
 238         if ( !m_xToolPanel.is() )
 239             throw DisposedException();
 240         return m_xToolPanel;
 241     }
 242
 243     //------------------------------------------------------------------------------------------------------------------
 244     void SAL_CALL PanelUIElement::disposing()
 245     {
 246         Reference< XComponent > xPanelComponent( m_xToolPanel, UNO_QUERY_THROW );
 247         m_xToolPanel.clear();
 248         xPanelComponent->dispose();
 249     }
 250
 251 //......................................................................................................................
 252 } } // namespace sd::colortoolpanel
 253 //......................................................................................................................
 254
 255 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */