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Diffstat (limited to 'gr-qtgui/src/python/forms/forms.py')
-rw-r--r-- | gr-qtgui/src/python/forms/forms.py | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/gr-qtgui/src/python/forms/forms.py b/gr-qtgui/src/python/forms/forms.py deleted file mode 100644 index c6b7c9fcf..000000000 --- a/gr-qtgui/src/python/forms/forms.py +++ /dev/null @@ -1,82 +0,0 @@ -# -# Copyright 2010 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# GNU Radio is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# GNU Radio is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with GNU Radio; see the file COPYING. If not, write to -# the Free Software Foundation, Inc., 51 Franklin Street, -# Boston, MA 02110-1301, USA. -# - -from PyQt4 import QtGui -from PyQt4 import QtCore - -import converters - -class _form_base(QtGui.QWidget): - def __init__(self, parent=None, converter=None, callback=None, value=None): - QtGui.QWidget.__init__(self, parent) - self._converter = converter - self._callback = callback - self.set_value(value) - - def get_value(self): - return self._value - - def set_value(self, value): - self._value = value - self._base_update(self._converter.external_to_internal(value)) - - def _base_update(self, int_val): - self._update(int_val) - - def _base_handle(self, int_val): - self._value = self._converter.internal_to_external(int_val) - if self._callback: self._callback(self._value) - -class _slider_base(_form_base): - def __init__(self, label='', length=-1, num_steps=100, orient=QtCore.Qt.Horizontal, **kwargs): - _form_base.__init__(self, **kwargs) - self._slider = QtGui.QSlider(parent=self) - self._slider.setOrientation(orient) - self._slider.setRange(0, num_steps) - if length > 0: - if orient == QtCore.Qt.Horizontal: - slider_size = self._slider.setWidth(length) - if orient == QtCore.Qt.Vertical: - slider_size = self._slider.setHeight(length) - self.slider.valueChanged.connect(self._handle) - - def _handle(self, event): self._base_handle(self._slider.value()) - def _update(self, value): self._slider.setValue(int(round(value))) - -class slider(_slider_base): - """ - A generic linear slider. - @param parent the parent widget - @param value the default value - @param label title label for this widget (optional) - @param length the length of the slider in px (optional) - @param orient Qt.Horizontal Veritcal (default=horizontal) - @param start the start value - @param stop the stop value - @param num_steps the number of slider steps (or specify step_size) - @param step_size the step between slider jumps (or specify num_steps) - @param cast a cast function, int, or float (default=float) - """ - def __init__(self, start, stop, num_steps=100, step_size=None, cast=float, **kwargs): - assert step_size or num_steps - if step_size is not None: num_steps = (stop - start)/step_size - converter = converters.slider_converter(start=start, stop=stop, num_steps=num_steps, cast=cast) - _slider_base.__init__(self, converter=converter, num_steps=num_steps, **kwargs) |