framework/source/helper/vclstatusindicator.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/vclstatusindicator.hxx>
  21
  22 #include <toolkit/helper/vclunohelper.hxx>
  23 #include <vcl/svapp.hxx>
  24
  25 namespace framework {
  26
  27 VCLStatusIndicator::VCLStatusIndicator(const css::uno::Reference< css::awt::XWindow >&               xParentWindow)
  28     : m_xParentWindow    (xParentWindow                )
  29     , m_pStatusBar       (0                            )
  30     , m_nRange           (0                            )
  31     , m_nValue           (0                            )
  32 {
  33     if (!m_xParentWindow.is())
  34         throw css::uno::RuntimeException(
  35                 OUString("Can't work without a parent window!"),
  36                 static_cast< css::task::XStatusIndicator* >(this));
  37 }
  38
  39 VCLStatusIndicator::~VCLStatusIndicator()
  40 {
  41 }
  42
  43 void SAL_CALL VCLStatusIndicator::start(const OUString& sText ,
  44                                               sal_Int32        nRange)
  45     throw(css::uno::RuntimeException, std::exception)
  46 {
  47     SolarMutexGuard aSolarGuard;
  48
  49     vcl::Window* pParentWindow = VCLUnoHelper::GetWindow(m_xParentWindow);
  50     if (!m_pStatusBar)
  51         m_pStatusBar = VclPtr<StatusBar>::Create(pParentWindow, WB_3DLOOK|WB_BORDER);
  52
  53     VCLStatusIndicator::impl_recalcLayout(m_pStatusBar, pParentWindow);
  54
  55     m_pStatusBar->Show();
  56     m_pStatusBar->StartProgressMode(sText);
  57     m_pStatusBar->SetProgressValue(0);
  58
  59     // force repaint!
  60     pParentWindow->Show();
  61     pParentWindow->Invalidate(INVALIDATE_CHILDREN);
  62     pParentWindow->Flush();
  63
  64     m_sText  = sText;
  65     m_nRange = nRange;
  66     m_nValue = 0;
  67 }
  68
  69 void SAL_CALL VCLStatusIndicator::reset()
  70     throw(css::uno::RuntimeException, std::exception)
  71 {
  72     SolarMutexGuard aSolarGuard;
  73     if (m_pStatusBar)
  74     {
  75         m_pStatusBar->SetProgressValue(0);
  76         m_pStatusBar->SetText(OUString());
  77     }
  78 }
  79
  80 void SAL_CALL VCLStatusIndicator::end()
  81     throw(css::uno::RuntimeException, std::exception)
  82 {
  83     SolarMutexGuard aSolarGuard;
  84
  85     m_sText.clear();
  86     m_nRange = 0;
  87     m_nValue = 0;
  88
  89     if (m_pStatusBar)
  90     {
  91         m_pStatusBar->EndProgressMode();
  92         m_pStatusBar->Show(false);
  93
  94         m_pStatusBar.disposeAndClear();
  95     }
  96 }
  97
  98 void SAL_CALL VCLStatusIndicator::setText(const OUString& sText)
  99     throw(css::uno::RuntimeException, std::exception)
 100 {
 101     SolarMutexGuard aSolarGuard;
 102     m_sText = sText;
 103     if (m_pStatusBar)
 104         m_pStatusBar->SetText(sText);
 105 }
 106
 107 void SAL_CALL VCLStatusIndicator::setValue(sal_Int32 nValue)
 108     throw(css::uno::RuntimeException, std::exception)
 109 {
 110     SolarMutexGuard aSolarGuard;
 111
 112     if (nValue <= m_nRange)
 113         m_nValue = nValue;
 114     else
 115         m_nValue = m_nRange;
 116
 117     sal_Int32 nRange = m_nRange;
 118     nValue = m_nValue;
 119
 120     // normalize value to fit the range of 0-100%
 121     sal_uInt16 nPercent = sal::static_int_cast< sal_uInt16 >(
 122         ::std::min(
 123             ((nValue*100) / ::std::max(nRange,(sal_Int32)1)), (sal_Int32)100));
 124
 125     if (m_pStatusBar)
 126         m_pStatusBar->SetProgressValue(nPercent);
 127 }
 128
 129 void VCLStatusIndicator::impl_recalcLayout(vcl::Window* pStatusBar   ,
 130                                            vcl::Window* pParentWindow)
 131 {
 132     if (
 133         (!pStatusBar   ) ||
 134         (!pParentWindow)
 135        )
 136        return;
 137
 138     Size aParentSize = pParentWindow->GetSizePixel();
 139     pStatusBar->setPosSizePixel(0,
 140                                 0,
 141                                 aParentSize.Width(),
 142                                 aParentSize.Height());
 143 }
 144
 145 } // namespace framework
 146
 147 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */