/[svn]/qsampler/trunk/src/qsamplerDeviceStatusForm.cpp
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Diff of /qsampler/trunk/src/qsamplerDeviceStatusForm.cpp

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revision 2459 by capela, Mon Jul 8 10:06:57 2013 UTC revision 3681 by capela, Thu Jan 2 14:39:02 2020 UTC
# Line 1  Line 1 
1  // qsamplerDeviceStatusForm.cpp  // qsamplerDeviceStatusForm.cpp
2  //  //
3  /****************************************************************************  /****************************************************************************
4     Copyright (C) 2008, Christian Schoenebeck     Copyright (C) 2010-2020, rncbc aka Rui Nuno Capela. All rights reserved.
5     Copyright (C) 2010-2013, rncbc aka Rui Nuno Capela. All rights reserved.     Copyright (C) 2008,2019 Christian Schoenebeck
6    
7     This program is free software; you can redistribute it and/or     This program is free software; you can redistribute it and/or
8     modify it under the terms of the GNU General Public License     modify it under the terms of the GNU General Public License
# Line 27  Line 27 
27    
28  #include <QGridLayout>  #include <QGridLayout>
29    
30  #if QT_VERSION < 0x040500  #if QT_VERSION < QT_VERSION_CHECK(4, 5, 0)
31  namespace Qt {  namespace Qt {
32  const WindowFlags WindowCloseButtonHint = WindowFlags(0x08000000);  const WindowFlags WindowCloseButtonHint = WindowFlags(0x08000000);
33  }  }
# Line 42  namespace QSampler { Line 42  namespace QSampler {
42    
43  // MIDI activity pixmap common resources.  // MIDI activity pixmap common resources.
44  int      MidiActivityLED::g_iMidiActivityRefCount = 0;  int      MidiActivityLED::g_iMidiActivityRefCount = 0;
45  QPixmap *MidiActivityLED::g_pMidiActivityLedOn    = NULL;  QPixmap *MidiActivityLED::g_pMidiActivityLedOn    = nullptr;
46  QPixmap *MidiActivityLED::g_pMidiActivityLedOff   = NULL;  QPixmap *MidiActivityLED::g_pMidiActivityLedOff   = nullptr;
47    
48    
49  MidiActivityLED::MidiActivityLED ( QString sText, QWidget *pParent )  MidiActivityLED::MidiActivityLED ( QString sText, QWidget *pParent )
# Line 71  MidiActivityLED::~MidiActivityLED (void) Line 71  MidiActivityLED::~MidiActivityLED (void)
71          if (--g_iMidiActivityRefCount == 0) {          if (--g_iMidiActivityRefCount == 0) {
72                  if (g_pMidiActivityLedOn)                  if (g_pMidiActivityLedOn)
73                          delete g_pMidiActivityLedOn;                          delete g_pMidiActivityLedOn;
74                  g_pMidiActivityLedOn = NULL;                  g_pMidiActivityLedOn = nullptr;
75                  if (g_pMidiActivityLedOff)                  if (g_pMidiActivityLedOff)
76                          delete g_pMidiActivityLedOff;                          delete g_pMidiActivityLedOff;
77                  g_pMidiActivityLedOff = NULL;                  g_pMidiActivityLedOff = nullptr;
78          }          }
79  }  }
80    
# Line 192  DeviceStatusForm *DeviceStatusForm::getI Line 192  DeviceStatusForm *DeviceStatusForm::getI
192  {  {
193          std::map<int, DeviceStatusForm *>::iterator iter          std::map<int, DeviceStatusForm *>::iterator iter
194                  = g_instances.find(iDeviceID);                  = g_instances.find(iDeviceID);
195          return ((iter != g_instances.end()) ? iter->second : NULL);          return ((iter != g_instances.end()) ? iter->second : nullptr);
196  }  }
197    
198    
# Line 221  void DeviceStatusForm::onDevicesChanged Line 221  void DeviceStatusForm::onDevicesChanged
221                          = Device::getDeviceIDs(pMainForm->client(), Device::Midi);                          = Device::getDeviceIDs(pMainForm->client(), Device::Midi);
222                  // hide and delete status forms whose device has been destroyed                  // hide and delete status forms whose device has been destroyed
223                  std::map<int, DeviceStatusForm *>::iterator iter = g_instances.begin();                  std::map<int, DeviceStatusForm *>::iterator iter = g_instances.begin();
224                  for ( ; iter != g_instances.end(); ++iter) {                  while (iter != g_instances.end()) {
225                          if (deviceIDs.find(iter->first) == deviceIDs.end()) {                          if (deviceIDs.find(iter->first) == deviceIDs.end()) {
226                                  iter->second->hide();                                  iter->second->hide();
227                                  delete iter->second;                                  delete iter->second;
228                                  g_instances.erase(iter);                                  // postfix increment here to avoid iterator invalidation (crash)
229                          }                                  g_instances.erase(iter++);
230                            } else ++iter;
231                  }                  }
232                  // create status forms for new devices                  // create status forms for new devices
233                  std::set<int>::iterator it = deviceIDs.begin();                  std::set<int>::iterator it = deviceIDs.begin();
# Line 244  void DeviceStatusForm::onDevicesChanged Line 245  void DeviceStatusForm::onDevicesChanged
245                                          wflags |= Qt::Tool;                                          wflags |= Qt::Tool;
246                                  // Create the form, giving it the device id.                                  // Create the form, giving it the device id.
247                                  DeviceStatusForm *pStatusForm                                  DeviceStatusForm *pStatusForm
248                                          = new DeviceStatusForm(*it, NULL, wflags);                                          = new DeviceStatusForm(*it, nullptr, wflags);
249                                  g_instances[*it] = pStatusForm;                                  g_instances[*it] = pStatusForm;
250                          }                          }
251                  }                  }
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