self.raw2] = self.dataread.update(readcmd, ch1, ch2,
self.redraw_timer.GetInterval(),
Ach1, Ach2, raw_filename)
self.draw_plot()
if self.redraw_timer.GetInterval() != int(float(self.e.period) * 1000):
self.redraw_timer.Stop()
self.redraw_timer.Start(int(float(self.e.period) * 1000))
def on_exit(self, event):
self.Destroy()
def flash_status_message(self, msg, flash_len_ms=1500):
self.statusbar.SetStatusText(msg)
self.timeroff = wx.Timer(self)
self.Bind(wx.EVT_TIMER, self.on_flash_status_off, self.timeroff)
self.timeroff.Start(flash_len_ms, oneShot=True)
def on_flash_status_off(self, event):
self.statusbar.SetStatusText('')
if __name__ == '__main__':
_app = guidata.qapplication()
DataSetEditLayout.register(EvalStringItem, LineEditWidget)
DataSetShowLayout.register(EvalStringItem, LineEditWidget)
app = wx.PySimpleApp()
app.frame = GraphFrame()
app.frame.Show()
app.MainLoop()
class SubDataSet(DataSet):
dir = DirectoryItem("Directory", TEMPDIR)
fname = FileOpenItem("Single file (open)", ("csv", "eta"), FILE_CSV.name)
fnames = FilesOpenItem("Multiple files", "csv", FILE_CSV.name)
fname_s = FileSaveItem("Single file (save)", "eta", FILE_ETA.name)
class SubDataSetWidget(DataSetWidget):
klass = SubDataSet
class SubDataSetItem(ObjectItem):
klass = SubDataSet
DataSetEditLayout.register(SubDataSetItem, SubDataSetWidget)
DataSetShowLayout.register(SubDataSetItem, SubDataSetWidget)
class TestParameters(DataSet):
"""
DataSet test
The following text is the DataSet 'comment': <br>Plain text or
<b>rich text<sup>2</sup></b> are both supported,
as well as special characters (α, β, γ, δ, ...)
"""
files = SubDataSetItem("files")
string = StringItem("String")
text = TextItem("Text")
_bg = BeginGroup("A sub group")
float_slider = FloatItem("Float (with slider)",
from guidata.dataset.qtitemwidgets import LineEditWidget, AbstractDataSetWidget
from PyQt4.QtGui import QLineEdit, QWidget, QVBoxLayout, QHBoxLayout, QPushButton, QDialog, QComboBox, QIcon
## Custum items
class PasswordItem(StringItem):
pass
class PasswordLineEditWidget(LineEditWidget):
def __init__(self, *args, **kargs):
super(PasswordLineEditWidget, self).__init__(*args, **kargs)
self.edit.setEchoMode(QLineEdit.Password)
DataSetEditLayout.register(PasswordItem, PasswordLineEditWidget)
class FloatRangeItem(DataItem):
def from_string(self, value):
try:
l1,l2 = str(value).split(',')
l1,l2 = float(l1), float(l2)
return l1,l2
except:
return None
class FloatRangeEditWidget(AbstractDataSetWidget):
def __init__(self, item, parent_layout):
super(FloatRangeEditWidget, self).__init__(item, parent_layout)
self.edit = self.group = QLineEdit()
FILE_CSV = tempfile.NamedTemporaryFile(suffix=".csv", dir=TEMPDIR)
atexit.register(FILE_CSV.close)
class SubDataSet(DataSet):
dir = DirectoryItem("Directory", TEMPDIR)
fname = FileOpenItem("Single file (open)", ("csv", "eta"), FILE_CSV.name)
fnames = FilesOpenItem("Multiple files", "csv", FILE_CSV.name)
fname_s = FileSaveItem("Single file (save)", "eta", FILE_ETA.name)
class SubDataSetWidget(DataSetWidget):
klass = SubDataSet
class SubDataSetItem(ObjectItem):
klass = SubDataSet
DataSetEditLayout.register(SubDataSetItem, SubDataSetWidget)
DataSetShowLayout.register(SubDataSetItem, SubDataSetWidget)
class TestParameters(DataSet):
"""
DataSet test
The following text is the DataSet 'comment': <br>Plain text or
<b>rich text<sup>2</sup></b> are both supported,
as well as special characters (α, β, γ, δ, ...)
"""
files = SubDataSetItem("files")
string = StringItem("String")
text = TextItem("Text")
_bg = BeginGroup("A sub group")
float_slider = FloatItem("Float (with slider)",
def __setitem__(self, key, value):
if key in ('scale', 'physical length'):
raise TypeError, _("Not mutable item.")
setattr(self, key, value)
# Register the new class as a DataSetItem
class AxisParamWidget(DataSetWidget):
klass = AxisParam
class AxisParamItem(ObjectItem):
klass = AxisParam
DataSetEditLayout.register(AxisParamItem, AxisParamWidget)
DataSetShowLayout.register(AxisParamItem, AxisParamWidget)
class ScanningParam(DataSet):
"""Store the parameters describing a scanning probe measurement."""
filename = FileOpenItem(_('File name'), ('*'),
default='',
help=_('Raw file name'))
type = ChoiceItem(
_('Type of data'), [('topo', _('Topography')),
('ivcurve', _('IV curve')), ('ivmap', _('IV map')),
('didvcurve', _('dIdV curve')),
('didvmap', _('dIdV map')),
from guidata.dataset.qtitemwidgets import LineEditWidget, AbstractDataSetWidget
## Custum items
class PasswordItem(StringItem):
pass
class PasswordLineEditWidget(LineEditWidget):
def __init__(self, *args, **kargs):
super(PasswordLineEditWidget, self).__init__(*args, **kargs)
self.edit.setEchoMode(QLineEdit.Password)
DataSetEditLayout.register(PasswordItem, PasswordLineEditWidget)
class FloatRangeItem(DataItem):
def from_string(self, value):
try:
l1,l2 = unicode(value).split(',')
l1,l2 = float(l1), float(l2)
return l1,l2
except:
return None
class FloatRangeEditWidget(AbstractDataSetWidget):
def __init__(self, item, parent_layout):
super(FloatRangeEditWidget, self).__init__(item, parent_layout)
self.edit = self.group = QLineEdit()
[self.data, self.data2, self.time, self.raw1, self.raw2] = self.dataread.update(
readcmd, ch1, ch2, self.redraw_timer.GetInterval(), Ach1, Ach2, raw_filename
)
self.draw_plot()
if self.redraw_timer.GetInterval() != int(float(self.e.period) * 1000):
self.redraw_timer.Stop()
self.redraw_timer.Start(int(float(self.e.period) * 1000))
def on_exit(self, event):
self.Destroy()
def flash_status_message(self, msg, flash_len_ms=1500):
self.statusbar.SetStatusText(msg)
self.timeroff = wx.Timer(self)
self.Bind(wx.EVT_TIMER, self.on_flash_status_off, self.timeroff)
self.timeroff.Start(flash_len_ms, oneShot=True)
def on_flash_status_off(self, event):
self.statusbar.SetStatusText("")
if __name__ == "__main__":
_app = guidata.qapplication()
DataSetEditLayout.register(EvalStringItem, LineEditWidget)
DataSetShowLayout.register(EvalStringItem, LineEditWidget)
app = wx.PySimpleApp()
app.frame = GraphFrame()
app.frame.Show()
app.MainLoop()
def check_value(self, value):
#raise Exception
if value is None:
return True
return super(FloatOrNoneItem, self).check_value(value)
def from_string(self, value):
if value == 'None' or value == '': # None is allowed
return None
ret = super(FloatOrNoneItem, self).from_string(value)
if ret is None: # But None from super is an error
return 'Error'
return ret
DataSetEditLayout.register(IntOrNoneItem, LineEditWidget)
DataSetEditLayout.register(FloatOrNoneItem, LineEditWidget)
def valid_params(params):
if not params:
return False
if not params.values()[0]:
return False
return True
def has_ui_params(io):
if valid_params(io.read_params):
return True
return valid_params(io.write_params)
#raise Exception
if value is None:
return True
return super(FloatOrNoneItem, self).check_value(value)
def from_string(self, value):
if value == 'None' or value == '': # None is allowed
return None
ret = super(FloatOrNoneItem, self).from_string(value)
if ret is None: # But None from super is an error
return 'Error'
return ret
DataSetEditLayout.register(IntOrNoneItem, LineEditWidget)
DataSetEditLayout.register(FloatOrNoneItem, LineEditWidget)
def valid_params(params):
if not params:
return False
if not params.values()[0]:
return False
return True
def has_ui_params(io):
if valid_params(io.read_params):
return True
return valid_params(io.write_params)
