framework/source/helper/dockingareadefaultacceptor.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 <helper/dockingareadefaultacceptor.hxx>
  21 #include <threadhelp/resetableguard.hxx>
  22
  23 #include <com/sun/star/awt/XDevice.hpp>
  24 #include <com/sun/star/awt/PosSize.hpp>
  25 #include <com/sun/star/awt/XLayoutConstrains.hpp>
  26
  27 #include <vcl/svapp.hxx>
  28
  29 namespace framework{
  30
  31 using namespace ::com::sun::star::container     ;
  32 using namespace ::com::sun::star::frame         ;
  33 using namespace ::com::sun::star::lang          ;
  34 using namespace ::com::sun::star::uno           ;
  35 using namespace ::cppu                          ;
  36 using namespace ::osl                           ;
  37
  38 //*****************************************************************************************************************
  39 //  constructor
  40 //*****************************************************************************************************************
  41 DockingAreaDefaultAcceptor::DockingAreaDefaultAcceptor( const   css::uno::Reference< XFrame >&      xOwner  )
  42         //  Init baseclasses first
  43         :   ThreadHelpBase  ( &Application::GetSolarMutex() )
  44         // Init member
  45         ,   m_xOwner        ( xOwner    )
  46 {
  47 }
  48
  49 //*****************************************************************************************************************
  50 //  destructor
  51 //*****************************************************************************************************************
  52 DockingAreaDefaultAcceptor::~DockingAreaDefaultAcceptor()
  53 {
  54 }
  55
  56 //*****************************************************************************************************************
  57 //  XDockingAreaAcceptor
  58 //*****************************************************************************************************************
  59 css::uno::Reference< css::awt::XWindow > SAL_CALL DockingAreaDefaultAcceptor::getContainerWindow() throw (css::uno::RuntimeException)
  60 {
  61     // Ready for multithreading
  62     ResetableGuard aGuard( m_aLock );
  63
  64     // Try to "lock" the frame for access to taskscontainer.
  65     css::uno::Reference< XFrame > xFrame( m_xOwner.get(), UNO_QUERY );
  66     css::uno::Reference< css::awt::XWindow > xContainerWindow( xFrame->getContainerWindow() );
  67
  68     return xContainerWindow;
  69 }
  70
  71 sal_Bool SAL_CALL DockingAreaDefaultAcceptor::requestDockingAreaSpace( const css::awt::Rectangle& RequestedSpace ) throw (css::uno::RuntimeException)
  72 {
  73     // Ready for multithreading
  74     ResetableGuard aGuard( m_aLock );
  75
  76     // Try to "lock" the frame for access to taskscontainer.
  77     css::uno::Reference< XFrame > xFrame( m_xOwner.get(), UNO_QUERY );
  78     aGuard.unlock();
  79
  80     if ( xFrame.is() == sal_True )
  81     {
  82         css::uno::Reference< css::awt::XWindow > xContainerWindow( xFrame->getContainerWindow() );
  83         css::uno::Reference< css::awt::XWindow > xComponentWindow( xFrame->getComponentWindow() );
  84
  85         if (( xContainerWindow.is() == sal_True ) &&
  86             ( xComponentWindow.is() == sal_True )       )
  87         {
  88             css::uno::Reference< css::awt::XDevice > xDevice( xContainerWindow, css::uno::UNO_QUERY );
  89             // Convert relativ size to output size.
  90             css::awt::Rectangle  aRectangle  = xContainerWindow->getPosSize();
  91             css::awt::DeviceInfo aInfo       = xDevice->getInfo();
  92             css::awt::Size       aSize       (  aRectangle.Width  - aInfo.LeftInset - aInfo.RightInset  ,
  93                                                 aRectangle.Height - aInfo.TopInset  - aInfo.BottomInset );
  94
  95             css::awt::Size aMinSize( 0, 0 ); // = xLayoutContrains->getMinimumSize();
  96
  97             // Check if request border space would decrease component window size below minimum size
  98             if ((( aSize.Width - RequestedSpace.X - RequestedSpace.Width ) < aMinSize.Width ) ||
  99                 (( aSize.Height - RequestedSpace.Y - RequestedSpace.Height ) < aMinSize.Height  )       )
 100                 return sal_False;
 101
 102             return sal_True;
 103         }
 104     }
 105
 106     return sal_False;
 107 }
 108
 109 void SAL_CALL DockingAreaDefaultAcceptor::setDockingAreaSpace( const css::awt::Rectangle& BorderSpace ) throw (css::uno::RuntimeException)
 110 {
 111     // Ready for multithreading
 112     ResetableGuard aGuard( m_aLock );
 113
 114     // Try to "lock" the frame for access to taskscontainer.
 115     css::uno::Reference< XFrame > xFrame( m_xOwner.get(), UNO_QUERY );
 116     if ( xFrame.is() == sal_True )
 117     {
 118         css::uno::Reference< css::awt::XWindow > xContainerWindow( xFrame->getContainerWindow() );
 119         css::uno::Reference< css::awt::XWindow > xComponentWindow( xFrame->getComponentWindow() );
 120
 121         if (( xContainerWindow.is() == sal_True ) &&
 122             ( xComponentWindow.is() == sal_True )       )
 123         {
 124             css::uno::Reference< css::awt::XDevice > xDevice( xContainerWindow, css::uno::UNO_QUERY );
 125             // Convert relativ size to output size.
 126             css::awt::Rectangle  aRectangle  = xContainerWindow->getPosSize();
 127             css::awt::DeviceInfo aInfo       = xDevice->getInfo();
 128             css::awt::Size       aSize       (  aRectangle.Width  - aInfo.LeftInset - aInfo.RightInset  ,
 129                                                 aRectangle.Height - aInfo.TopInset  - aInfo.BottomInset );
 130             css::awt::Size aMinSize( 0, 0 );// = xLayoutContrains->getMinimumSize();
 131
 132             // Check if request border space would decrease component window size below minimum size
 133             sal_Int32 nWidth     = aSize.Width - BorderSpace.X - BorderSpace.Width;
 134             sal_Int32 nHeight    = aSize.Height - BorderSpace.Y - BorderSpace.Height;
 135
 136             if (( nWidth > aMinSize.Width ) && ( nHeight > aMinSize.Height ))
 137             {
 138                 // Resize our component window.
 139                 xComponentWindow->setPosSize( BorderSpace.X, BorderSpace.Y, nWidth, nHeight, css::awt::PosSize::POSSIZE );
 140             }
 141         }
 142     }
 143 }
 144
 145 } // namespace framework
 146
 147 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */