def __init__(self, argv, key):
QtGui.QApplication.__init__(self, argv)
self._memory = QtCore.QSharedMemory(self)
self._memory.setKey(key)
if self._memory.attach():
self._running = True
else:
self._running = False
if not self._memory.create(1):
raise RuntimeError(self._memory.errorString())
def __init__(self, parent=None):
super(Dialog, self).__init__(parent)
self.sharedMemory = QtCore.QSharedMemory('QSharedMemoryExample')
self.ui = Ui_Dialog()
self.ui.setupUi(self)
self.ui.loadFromFileButton.clicked.connect(self.loadFromFile)
self.ui.loadFromSharedMemoryButton.clicked.connect(self.loadFromMemory)
self.setWindowTitle("SharedMemory Example")
def __init__(self, argv):
QtGui.QApplication.__init__(self, argv)
self._memory = QtCore.QSharedMemory(self)
self.key = 'WiFi-Pumpkin'
self._memory.setKey(self.key)
self.setApplicationName(self.key)
self.setApplicationVersion(version)
self.setOrganizationName('P0cL4bs Team')
self.setWindowIcon(QtGui.QIcon('icons/icon.ico'))
self.setAppQTDesigner(self.style().objectName())
if self._memory.attach():
self._running = True
else:
self._running = False
if not self._memory.create(1):
raise RuntimeError(self._memory.errorString())
def is_already_running(self):
"""
Look to see if OpenLP is already running and ask if a 2nd instance is to be started.
"""
self.shared_memory = QtCore.QSharedMemory('OpenLP')
if self.shared_memory.attach():
status = QtGui.QMessageBox.critical(
None,
UiStrings().Error,
UiStrings().OpenLPStart,
QtGui.QMessageBox.StandardButtons(QtGui.QMessageBox.Yes
| QtGui.QMessageBox.No))
if status == QtGui.QMessageBox.No:
return True
return False
else:
self.shared_memory.create(1)
return False
def __init__(self, key, argv):
super().__init__(argv)
#set function logger
self.log = logging.getLogger("commotion_client."+__name__)
#Keep Track of main widgets, so as not to recreate them.
self.main = False
self.status_bar = False
self.control_panel = False
#Check for shared memory from other instances and if not created, create them.
self._key = key
self.shared_memory = QtCore.QSharedMemory(self)
self.shared_memory.setKey(key)
if self.shared_memory.attach():
self._is_running = True
else:
self._is_running = False
if not self.shared_memory.create(1):
self.log.info(self.translate("logs", "Application shared memory already exists."))
raise RuntimeError(self.shared_memory.errorString())
def acceptReview(self):
""" Copy image of all cells to the clipboard and then exit """
tabController = self.get_current_tab_controller()
currentTab = tabController.currentWidget()
height = 0
width = 0
pixmaps = []
version = -1
if currentTab:
(rCount, cCount) = currentTab.getDimension()
for r in xrange(rCount):
for c in xrange(cCount):
widget = currentTab.getCell(r, c)
if widget:
version = currentTab.getCellPipelineInfo(
r, c)[0]['version']
pix = widget.grabWindowPixmap()
pixmaps.append(pix)
width += pix.width()
height = max(height, pix.height())
finalImage = QtGui.QImage(width, height, QtGui.QImage.Format_ARGB32)
painter = QtGui.QPainter(finalImage)
x = 0
for pix in pixmaps:
painter.drawPixmap(x, 0, pix)
x += pix.width()
painter.end()
filename = tempfile.gettempdir() + '/' + 'vtexport.png'
finalImage.save(filename, 'PNG')
sm = QtCore.QSharedMemory('VisTrailsPipelineImage')
sm.create(32768)
sm.attach()
sm.lock()
pfn = ctypes.c_char_p(filename)
ctypes.memmove(int(sm.data()), pfn, len(filename))
pfn = ctypes.c_char_p(str(version))
ctypes.memmove(int(sm.data()) + 256, pfn, len(str(version)))
sm.unlock()
sm.detach()
QtCore.QCoreApplication.quit()
