src/WinSevenTaskbar.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2011 LoRd_MuldeR <MuldeR2@GMX.de>
   4 //
   5 // This program is free software; you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation; either version 2 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // This program is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License along
  16 // with this program; if not, write to the Free Software Foundation, Inc.,
  17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 //
  19 // http://www.gnu.org/licenses/gpl-2.0.txt
  20 ///////////////////////////////////////////////////////////////////////////////
  21
  22 #include "WinSevenTaskbar.h"
  23
  24 #include <QWidget>
  25 #include <QIcon>
  26
  27 #ifdef __ITaskbarList3_INTERFACE_DEFINED__
  28
  29 ITaskbarList3 *WinSevenTaskbar::m_ptbl = NULL;
  30
  31 WinSevenTaskbar::WinSevenTaskbar(void)
  32 {
  33 }
  34
  35 WinSevenTaskbar::~WinSevenTaskbar(void)
  36 {
  37 }
  38
  39 void WinSevenTaskbar::initTaskbar(void)
  40 {
  41         OSVERSIONINFOW version;
  42         memset(&version, 0, sizeof(OSVERSIONINFOW));
  43         version.dwOSVersionInfoSize = sizeof(OSVERSIONINFOW);
  44         GetVersionEx(&version);
  45
  46         if(version.dwMajorVersion >= 6 && version.dwMinorVersion >= 1)
  47         {
  48                 if(!m_ptbl)
  49                 {
  50                         ITaskbarList3 *ptbl;
  51                         HRESULT hr = CoCreateInstance(CLSID_TaskbarList, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&ptbl));
  52
  53                         if (SUCCEEDED(hr))
  54                         {
  55                                 HRESULT hr2 = ptbl->HrInit();
  56                                 if(SUCCEEDED(hr2))
  57                                 {
  58                                         m_ptbl = ptbl;
  59                                 }
  60                                 else
  61                                 {
  62                                         ptbl->Release();
  63                                         qWarning("ITaskbarList3::HrInit() has failed.");
  64                                 }
  65                         }
  66                         else
  67                         {
  68                                 qWarning("ITaskbarList3 could not be created.");
  69                         }
  70                 }
  71         }
  72         else
  73         {
  74                 qWarning("This OS doesn't support the ITaskbarList3 interface (needs NT 6.1 or later)");
  75         }
  76 }
  77
  78 void WinSevenTaskbar::setTaskbarState(QWidget *window, WinSevenTaskbarState state)
  79 {
  80         if(m_ptbl && window)
  81         {
  82                 switch(state)
  83                 {
  84                 case WinSevenTaskbarNoState:
  85                         m_ptbl->SetProgressState(window->winId(), TBPF_NOPROGRESS);
  86                         break;
  87                 case WinSevenTaskbarNormalState:
  88                         m_ptbl->SetProgressState(window->winId(), TBPF_NORMAL);
  89                         break;
  90                 case WinSevenTaskbarIndeterminateState:
  91                         m_ptbl->SetProgressState(window->winId(), TBPF_INDETERMINATE);
  92                         break;
  93                 case WinSevenTaskbarErrorState:
  94                         m_ptbl->SetProgressState(window->winId(), TBPF_ERROR);
  95                         break;
  96                 case WinSevenTaskbarPausedState:
  97                         m_ptbl->SetProgressState(window->winId(), TBPF_PAUSED);
  98                         break;
  99                 }
 100         }
 101 }
 102
 103 void WinSevenTaskbar::setTaskbarProgress(QWidget *window, unsigned __int64 currentValue, unsigned __int64 maximumValue)
 104 {
 105         if(m_ptbl && window)
 106         {
 107                 m_ptbl->SetProgressValue(window->winId(), currentValue, maximumValue);
 108         }
 109 }
 110
 111 void WinSevenTaskbar::setOverlayIcon(QWidget *window, QIcon *icon)
 112 {
 113         if(m_ptbl && window)
 114         {
 115                 m_ptbl->SetOverlayIcon(window->winId(), (icon ? icon->pixmap(16,16).toWinHICON() : NULL), L"LameXP");
 116         }
 117 }
 118
 119 #endif //__ITaskbarList3_INTERFACE_DEFINED__