def __init__(self, dialDict, buttonDict):
'''
Constructor
'''
self.dialDict = dialDict
self.buttonDict = buttonDict
self.midiSelectedInputDevicesDict = {}
self.midiSelectedOutputDevice = None
self.midiOutputChannel = None
self.midiInputChannel = None
self.currentPatch = meeblipPatch()
self.currentFile = None
self.midiInputMutex = QtCore.QMutex()
def midiImport(self, mainWindowInstance):
if mainWindowInstance.ui.action_Save.isEnabled():
reply = QtGui.QMessageBox.question(
mainWindowInstance,
"Import MIDI patch",
"Current patch is not saved. Do you wish to continue?",
QtGui.QMessageBox.Yes,
QtGui.QMessageBox.No,
)
if reply == QtGui.QMessageBox.No:
return
filename = QtGui.QFileDialog.getOpenFileName(filter="*.mid")
try:
if filename:
with open(filename, "rb") as f:
try:
pattern = midiwrite.read_midifile(f) # reads all events from file
midiImportPatch = meeblipPatch()
ccList = [k for k in xrange(14, 96) if k not in range(30, 48) + range(56, 58) + range(62, 65)]
for event in pattern[0]:
if isinstance(event, midiwrite.ControlChangeEvent):
cc = event.get_control()
if cc in ccList:
midiImportPatch.patchCCDict[cc] = event.get_value()
ccList.remove(cc)
if not ccList:
self.currentPatch = midiImportPatch
self.currentPatch.name = filename.split("/")[-1].split(".")[0]
self.restorePatchSettings(mainWindowInstance, self.currentPatch)
else:
raise Warning, "Patch data not found."
except IOError as (errno, strerror):
QtGui.QMessageBox.warning(
mainWindowInstance,
"File read error: %s" % errno,
"Error reading from file %s:\n %s" % (unicode(filename), (unicode(strerror))),
)
except (TypeError, Warning) as e:
QtGui.QMessageBox.warning(
mainWindowInstance,
"File read error",
"Error parsing MIDI data from file %s:\n %s" % (unicode(filename), (unicode(e))),
)
except:
QtGui.QMessageBox.warning(
mainWindowInstance,
"File read error",
"Unknown error reading from file %s." % unicode(filename),
)
def new(self, mainWindowInstance):
if mainWindowInstance.ui.action_Save.isEnabled():
reply = QtGui.QMessageBox.question(mainWindowInstance, "Create new patch", "Current patch is not saved. Do you wish to continue?",
QtGui.QMessageBox.Yes, QtGui.QMessageBox.No)
if reply == QtGui.QMessageBox.No:
return
for dial in self.dialDict:
dialWidget = getattr(mainWindowInstance.ui, dial)
dialWidget.setValue(0)
for button, value in self.buttonDict.iteritems():
if value[1] == mainWindowInstance.offValue:
buttonWidget = getattr(mainWindowInstance.ui, button)
buttonWidget.setChecked(True)
self.currentFile = None
self.currentPatch = meeblipPatch()
mainWindowInstance.ui.action_Save.setEnabled(False)
mainWindowInstance.setWindowTitle("New Patch")
mainWindowInstance.ui.action_New.setEnabled(False)
def new(self, mainWindowInstance):
if mainWindowInstance.ui.action_Save.isEnabled():
reply = QtGui.QMessageBox.question(
mainWindowInstance,
"Create new patch",
"Current patch is not saved. Do you wish to continue?",
QtGui.QMessageBox.Yes,
QtGui.QMessageBox.No,
)
if reply == QtGui.QMessageBox.No:
return
# set all knobs and slider to zero
for dial, cc in self.dialDict.iteritems():
midiEnable = mainWindowInstance.midiEnable
mainWindowInstance.midiEnable = 0
dialWidget = getattr(mainWindowInstance.ui, dial)
dialWidget.setValue(0)
mainWindowInstance.midiEnable = midiEnable
self.sendMidi(cc, 0)
# set all switches to off
for button, value in self.buttonDict.iteritems():
if value[1] == mainWindowInstance.offValue:
midiEnable = mainWindowInstance.midiEnable
mainWindowInstance.midiEnable = 0
buttonWidget = getattr(mainWindowInstance.ui, button)
buttonWidget.setChecked(True)
mainWindowInstance.midiEnable = midiEnable
self.sendMidi(value[0], value[1])
self.currentFile = None
self.currentPatch = meeblipPatch()
mainWindowInstance.ui.action_Save.setEnabled(False)
mainWindowInstance.setWindowTitle("New Patch")
mainWindowInstance.ui.action_New.setEnabled(False)
