framework/source/classes/taskcreator.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 <classes/taskcreator.hxx>
  21 #include "services/taskcreatorsrv.hxx"
  22 #include <threadhelp/readguard.hxx>
  23 #include <loadenv/targethelper.hxx>
  24 #include <services.h>
  25
  26 #include <com/sun/star/frame/Desktop.hpp>
  27 #include <com/sun/star/lang/XSingleServiceFactory.hpp>
  28 #include <com/sun/star/beans/NamedValue.hpp>
  29
  30 #include <comphelper/configurationhelper.hxx>
  31 #include <vcl/svapp.hxx>
  32
  33 namespace framework{
  34
  35 /*-****************************************************************************************************//**
  36     @short      initialize instance with neccessary information
  37     @descr      We need a valid uno service manager to create or instanciate new services.
  38                 All other information to create frames or tasks come in on right interface methods.
  39
  40     @param      xSMGR
  41                     points to the valid uno service manager
  42 *//*-*****************************************************************************************************/
  43 TaskCreator::TaskCreator( const css::uno::Reference< css::lang::XMultiServiceFactory >& xSMGR )
  44     : ThreadHelpBase(       )
  45     , m_xSMGR       ( xSMGR )
  46 {
  47 }
  48
  49 /*-****************************************************************************************************//**
  50     @short      deinitialize instance
  51     @descr      We should release all used resource which are not needed any longer.
  52 *//*-*****************************************************************************************************/
  53 TaskCreator::~TaskCreator()
  54 {
  55     m_xSMGR.clear();
  56 }
  57
  58 /*-****************************************************************************************************//**
  59     TODO document me
  60 *//*-*****************************************************************************************************/
  61 css::uno::Reference< css::frame::XFrame > TaskCreator::createTask( const OUString& sName    ,
  62                                                                          sal_Bool         bVisible )
  63 {
  64     /* SAFE { */
  65     ReadGuard aReadLock( m_aLock );
  66     css::uno::Reference< css::lang::XMultiServiceFactory > xSMGR = m_xSMGR;
  67     aReadLock.unlock();
  68     /* } SAFE */
  69
  70     css::uno::Reference< css::lang::XSingleServiceFactory > xCreator;
  71     OUString sCreator = IMPLEMENTATIONNAME_FWK_TASKCREATOR;
  72
  73     try
  74     {
  75         if (
  76             ( TargetHelper::matchSpecialTarget(sName, TargetHelper::E_BLANK  ) ) ||
  77             ( TargetHelper::matchSpecialTarget(sName, TargetHelper::E_DEFAULT) )
  78            )
  79         {
  80             ::comphelper::ConfigurationHelper::readDirectKey(
  81                 comphelper::getComponentContext(xSMGR),
  82                 "org.openoffice.Office.TabBrowse",
  83                 "TaskCreatorService",
  84                 "ImplementationName",
  85                 ::comphelper::ConfigurationHelper::E_READONLY) >>= sCreator;
  86         }
  87
  88         xCreator = css::uno::Reference< css::lang::XSingleServiceFactory >(
  89                     xSMGR->createInstance(sCreator), css::uno::UNO_QUERY_THROW);
  90     }
  91     catch(const css::uno::Exception&)
  92     {}
  93
  94     // no catch here ... without an task creator service we cant open ANY document window within the office.
  95     // Thats IMHO not a good idea. Then we should accept the stacktrace showing us the real problem.
  96     // BTW: The used fallback creator service (IMPLEMENTATIONNAME_FWK_TASKCREATOR) is implemented in the same
  97     // library then these class here ... Why we should not be able to create it ?
  98     if ( ! xCreator.is())
  99         xCreator = css::uno::Reference< css::lang::XSingleServiceFactory >(
 100                     xSMGR->createInstance(IMPLEMENTATIONNAME_FWK_TASKCREATOR), css::uno::UNO_QUERY_THROW);
 101
 102     css::uno::Sequence< css::uno::Any > lArgs(5);
 103     css::beans::NamedValue              aArg    ;
 104
 105     aArg.Name    = OUString(ARGUMENT_PARENTFRAME);
 106     aArg.Value <<= css::uno::Reference< css::frame::XFrame >( css::frame::Desktop::create( comphelper::getComponentContext(xSMGR) ), css::uno::UNO_QUERY_THROW);
 107     lArgs[0]   <<= aArg;
 108
 109     aArg.Name    = OUString(ARGUMENT_CREATETOPWINDOW);
 110     aArg.Value <<= sal_True;
 111     lArgs[1]   <<= aArg;
 112
 113     aArg.Name    = OUString(ARGUMENT_MAKEVISIBLE);
 114     aArg.Value <<= bVisible;
 115     lArgs[2]   <<= aArg;
 116
 117     aArg.Name    = OUString(ARGUMENT_SUPPORTPERSISTENTWINDOWSTATE);
 118     aArg.Value <<= sal_True;
 119     lArgs[3]   <<= aArg;
 120
 121     aArg.Name    = OUString(ARGUMENT_FRAMENAME);
 122     aArg.Value <<= sName;
 123     lArgs[4]   <<= aArg;
 124
 125     css::uno::Reference< css::frame::XFrame > xTask(xCreator->createInstanceWithArguments(lArgs), css::uno::UNO_QUERY_THROW);
 126     return xTask;
 127 }
 128
 129 } // namespace framework
 130
 131 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */