def on_but(self):
path_old = self.path
qfdial = QFileDialog(directory=self.path)
qfdial.setHistory([]) # clear history
rsp = qfdial.restoreState(qfdial.saveState())
qfdial.setHistory(self.dirs)
logger.debug('QFileDialog.history: %s' % str(qfdial.history()))
resp = qfdial.getSaveFileName(parent=self, caption='Output file', filter=self.fltr)\
if self.mode == 'w' else \
qfdial.getOpenFileName(parent=self, caption='Input file', filter=self.fltr)
logger.debug('response: %s len=%d' % (resp, len(resp)))
self.path, filter = resp
dname, fname = os.path.split(self.path)
if self.mode == 'r' and not os.path.lexists(self.path):
logger.debug('pass does not exist: %s' % self.path)
return
elif dname == '' or fname == '':
logger.debug('input directiry name "%s" or file name "%s" is empty... use default values'%(dname, fname))
return
elif self.path == path_old:
logger.debug('path has not been changed: %s' % str(self.path))
return
else:
logger.debug('selected file: %s' % self.path)
self.but.setText(self.but_text())
self.path_is_changed.emit(self.path)
self.but.setStyleSheet(self.but_style_selected)
def selParamFileDialog(self):
"""bring up window to select simulation parameter file"""
relative_root_path = os.path.join(os.path.dirname(__file__), '..')
hnn_root_dir = os.path.realpath(relative_root_path)
qfd = QFileDialog()
qfd.setHistory([
os.path.join(get_output_dir(), 'param'),
os.path.join(hnn_root_dir, 'param')
])
fn = qfd.getOpenFileName(self, 'Open param file',
os.path.join(hnn_root_dir, 'param'),
"Param files (*.param)")
if len(fn) > 0 and fn[0] == '':
# no file selected in dialog
return
tmpfn = os.path.abspath(fn[0])
try:
params = read_params(tmpfn)
except ValueError:
QMessageBox.information(
self, "HNN", "WARNING: could not"
"retrieve parameters from %s" % tmpfn)
return
# check that valid number of trials was given
if 'N_trials' not in params or params['N_trials'] == 0:
print("Warning: invalid configured number of trials."
" Setting 'N_trials' to 1.")
params['N_trials'] = 1
# Now update GUI components
self.baseparamwin.paramfn = tmpfn
# now update the GUI components to reflect the param file selected
self.baseparamwin.updateDispParam(params)
self.setWindowTitle(self.baseparamwin.paramfn)
self.initSimCanvas() # recreate canvas
# check if param file exists in combo box already
cb_index = self.cbsim.findText(self.baseparamwin.paramfn)
self.populateSimCB(cb_index) # populate the combobox
if self.sim_data.get_exp_data_size() > 0:
self.toggleEnableOptimization(True)
def loadDataFileDialog(self):
"""bring up window to select/load external dipole data"""
hnn_root_dir = \
os.path.realpath(os.path.join(os.path.dirname(__file__), '..'))
qfd = QFileDialog()
qfd.setHistory([
os.path.join(get_output_dir(), 'data'),
os.path.join(hnn_root_dir, 'data')
])
fn = qfd.getOpenFileName(self, 'Open data file',
os.path.join(hnn_root_dir, 'data'),
"Data files (*.txt)")
if len(fn) > 0 and fn[0] == '':
# no file selected in dialog
return
# use abspath to make sure have right path separators
self.loadDataFile(os.path.abspath(fn[0]))
