mirror of
https://github.com/naruxde/revpicommander.git
synced 2025-11-08 16:43:53 +01:00
364 lines
14 KiB
Python
364 lines
14 KiB
Python
# -*- coding: utf-8 -*-
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"""One device of the Revolution Pi."""
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__author__ = "Sven Sager"
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__copyright__ = "Copyright (C) 2020 Sven Sager"
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__license__ = "GPLv3"
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import struct
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from PyQt5 import QtCore, QtGui, QtWidgets
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import helper
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import proginit as pi
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from ui.debugios_ui import Ui_win_debugios
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class DebugIos(QtWidgets.QMainWindow, Ui_win_debugios):
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"""IO window of one device."""
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device_closed = QtCore.pyqtSignal(int)
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"""This window was closed."""
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do_read = QtCore.pyqtSignal()
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do_write = QtCore.pyqtSignal()
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def __init__(self, position: int, name: str, inputs: list, outputs: list, parent=None):
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super(DebugIos, self).__init__(parent)
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self.setupUi(self)
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self.restoreGeometry(helper.cm.debug_geos.get(position, b''))
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self.setWindowTitle("{0} - {1}".format(position, name))
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self.gb_io.setTitle(self.gb_io.title().format(name))
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self.__qwa = {}
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"""Quick widget access."""
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self.position = position
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self.name = name
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self.inputs = inputs.copy()
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self.outputs = outputs.copy()
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self.search_class = (QtWidgets.QLineEdit, QtWidgets.QDoubleSpinBox, QtWidgets.QCheckBox)
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self.write_values = False
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min_input = min(inputs, key=lambda k: k[2])
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max_output = max(outputs, key=lambda k: k[2])
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self.length = max_output[2] + max_output[1] - min_input[2]
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self.style_sheet = ""
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self._create_io(self.inputs, self.saw_inp, True)
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self._create_io(self.outputs, self.saw_out, False)
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self.style_sheet = "background-color: red;"
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shc_read = QtWidgets.QShortcut(QtGui.QKeySequence("F5"), self)
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shc_read.activated.connect(self.do_read)
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shc_write = QtWidgets.QShortcut(QtGui.QKeySequence("F6"), self)
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shc_write.activated.connect(self.do_write)
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def __del__(self):
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pi.logger.debug("DebugIos.__del__")
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def closeEvent(self, a0: QtGui.QCloseEvent):
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pi.logger.debug("DebugIos.closeEvent")
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helper.cm.debug_geos[self.position] = self.saveGeometry()
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self.device_closed.emit(self.position)
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def _calc_min_max(self, byte_length: int, signed: bool):
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"""Calculate min an max value which fits to bytes."""
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max_int_value = 256 ** byte_length
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return max_int_value / 2 * -1 if signed else 0.0, \
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max_int_value / 2 - 1 if signed else max_int_value - 1
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def _create_io(self, lst_ios: list, container: QtWidgets.QWidget, read_only: bool):
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lst_names = list(lst[0] for lst in lst_ios)
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layout = container.layout() # type: QtWidgets.QFormLayout
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for val in container.findChildren(self.search_class, options=QtCore.Qt.FindDirectChildrenOnly):
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name = val.objectName()
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if name not in lst_names:
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# Remove old io from layout
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del self.__qwa[name]
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layout.removeRow(layout.getWidgetPosition(val)[0])
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counter = -1
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for io in lst_ios:
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counter += 1
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name = io[0]
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byte_length = io[1]
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bit_address = io[4]
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byteorder = io[5]
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signed = io[6]
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if container.findChild(self.search_class, name) is not None:
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# Check properties of this IO
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continue
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lbl = QtWidgets.QLabel(name, container)
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lbl.setObjectName("lbl_".format(name))
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lbl.setStyleSheet(self.style_sheet)
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val = self._create_widget(name, byte_length, bit_address, byteorder, signed, read_only)
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val.setParent(container)
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layout.insertRow(counter, val, lbl)
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self.splitter.setSizes([1, 1])
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def _create_widget(self, name: str, byte_length: int, bit_address: int, byteorder: str, signed: bool, read_only: bool):
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"""Create widget in functions address space to use lambda functions."""
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if bit_address >= 0:
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val = QtWidgets.QCheckBox()
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val.setEnabled(not read_only)
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# Set alias to use the same function name on all widget types
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val.setValue = val.setChecked
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if not read_only:
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val.stateChanged.connect(self._change_cbx_value)
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val.value = val.isChecked
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elif byte_length > 4:
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# Bytes or string
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val = QtWidgets.QLineEdit()
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val.setReadOnly(read_only)
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val.setProperty("big_endian", byteorder == "big")
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val.setProperty("byte_length", byte_length)
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val.setProperty("signed", signed)
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val.setProperty("struct_type", "text")
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val.setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
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val.customContextMenuRequested.connect(self.on_context_menu)
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# Set alias to use the same function name on all widget types
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val.setValue = val.setText
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if not read_only:
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val.textChanged.connect(self._change_txt_value)
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val.value = val.text
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else:
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struct_type = "B" if byte_length == 1 else "H" if byte_length == 2 else "I"
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val = QtWidgets.QDoubleSpinBox()
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val.setReadOnly(read_only)
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val.setProperty("big_endian", byteorder == "big")
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val.setProperty("byte_length", byte_length)
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val.setProperty("signed", signed)
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val.setProperty("struct_type", struct_type)
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val.setProperty("frm", "{0}{1}".format(
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">" if val.property("big_endian") else "<",
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struct_type.lower() if signed else struct_type
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))
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val.setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
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val.customContextMenuRequested.connect(self.on_context_menu)
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val.setDecimals(0)
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min_value, max_value = self._calc_min_max(byte_length, signed)
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val.setMinimum(min_value)
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val.setMaximum(max_value)
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if not read_only:
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val.valueChanged.connect(self._change_sbx_dvalue)
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val.setObjectName(name)
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self.__qwa[name] = val
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return val
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@QtCore.pyqtSlot(int)
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def _change_cbx_value(self, value: int):
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"""Change value of a check box."""
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if self.sender().property("last_value") == (value == 2):
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self.sender().setStyleSheet("")
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else:
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self.sender().setStyleSheet("background-color: yellow;")
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@QtCore.pyqtSlot(float)
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def _change_sbx_dvalue(self, value: float):
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"""Change value of a spin box."""
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if self.sender().property("last_value") == int(value):
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self.sender().setStyleSheet("")
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else:
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self.sender().setStyleSheet("background-color: yellow;")
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@QtCore.pyqtSlot(str)
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def _change_txt_value(self, value: str):
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"""Change value of a text box."""
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if self.sender().property("last_value") == value:
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self.sender().setStyleSheet("")
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else:
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self.sender().setStyleSheet("background-color: yellow;")
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@QtCore.pyqtSlot(QtCore.QPoint)
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def on_context_menu(self, point: QtCore.QPoint):
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"""Generate menu for data format changes."""
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pi.logger.debug("DebugIos.on_context_menu")
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sender = self.sender()
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men = QtWidgets.QMenu(sender)
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if sender.property("byte_length") > 4:
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# Textbox needs format buttons
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act_as_text = QtWidgets.QAction(self.tr("as text"))
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men.addAction(act_as_text)
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act_as_number = QtWidgets.QAction(self.tr("as number"))
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men.addAction(act_as_number)
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men.addSeparator()
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act_signed = QtWidgets.QAction(self.tr("signed"), men)
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act_signed.setCheckable(True)
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act_signed.setChecked(sender.property("signed") or False)
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men.addAction(act_signed)
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act_byteorder = QtWidgets.QAction(self.tr("big_endian"), men)
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act_byteorder.setCheckable(True)
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act_byteorder.setChecked(sender.property("big_endian") or False)
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men.addAction(act_byteorder)
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rc = men.exec(sender.mapToGlobal(point))
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if not rc:
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men.deleteLater()
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return
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# Get actual value to reformat it
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actual_value, last_value = self.get_value(sender.objectName())
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if rc == act_signed:
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sender.setProperty("signed", act_signed.isChecked())
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if type(sender) == QtWidgets.QDoubleSpinBox:
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# Recalculate min / max for spinbox
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min_value, max_value = self._calc_min_max(
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sender.property("byte_length"), sender.property("signed")
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)
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sender.setMinimum(min_value)
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sender.setMaximum(max_value)
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elif rc == act_byteorder:
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sender.setProperty("big_endian", act_byteorder.isChecked())
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if sender.property("frm"):
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sender.setProperty("frm", "{0}{1}".format(
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">" if act_byteorder.isChecked() else "<",
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sender.property("struct_type").lower() if act_signed.isChecked()
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else sender.property("struct_type").upper()
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))
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elif sender.property("byte_length") > 4:
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if rc == act_as_text:
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sender.setProperty("struct_type", "text")
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elif rc == act_as_number:
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sender.setProperty("struct_type", "number")
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self.set_value(sender.objectName(), actual_value)
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men.deleteLater()
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def reset_label_colors(self):
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"""Clean up color from labels."""
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for wid in self.findChildren(QtWidgets.QLabel): # type: QtWidgets.QLabel
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wid.setStyleSheet("")
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def reset_change_value_colors(self, io_name=None):
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"""
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Clean up color from changed outputs.
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:param io_name: Clean up only this IO
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"""
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pi.logger.debug("DebugIos.reset_change_value_colors")
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if io_name is None:
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lst_wid = self.saw_out.findChildren(
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self.search_class, options=QtCore.Qt.FindDirectChildrenOnly)
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else:
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lst_wid = self.saw_out.findChildren(
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self.search_class, name=io_name, options=QtCore.Qt.FindDirectChildrenOnly)
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for wid in lst_wid:
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value, last_value = self.get_value(wid.objectName())
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if value == last_value:
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wid.setStyleSheet("")
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else:
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wid.setStyleSheet("background-color: yellow;")
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def update_ios(self, inputs: list, outputs: list):
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"""Update IOs after driver reset of piCtory."""
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# Check device length, this has to match to reuse this device
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min_input = min(inputs, key=lambda k: k[2])
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max_output = max(outputs, key=lambda k: k[2])
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new_length = max_output[2] + max_output[1] - min_input[2]
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if self.length != new_length:
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return False
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# Remove IOs, which was remove or renamed
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self._create_io(inputs, self.saw_inp, True)
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self._create_io(outputs, self.saw_out, False)
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return True
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def get_value(self, io_name: str):
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"""
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Standard get function for a value of different widgets and last value.
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:param io_name: Name of IO
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:return: (actual value, last value) <class 'tuple'>
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"""
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# child = self.findChild(self.search_class, io_name)
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child = self.__qwa[io_name]
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actual_value = child.value()
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last_value = child.value() if child.property("last_value") is None else child.property("last_value")
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if child.property("frm"):
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return struct.pack(child.property("frm"), int(actual_value)), \
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struct.pack(child.property("frm"), int(last_value))
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elif type(actual_value) == str:
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if child.property("struct_type") == "number":
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try:
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actual_value = int(actual_value).to_bytes(
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child.property("byte_length"),
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byteorder="big" if child.property("big_endian") else "little",
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signed=child.property("signed") or False
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)
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last_value = int(last_value).to_bytes(
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child.property("byte_length"),
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byteorder="big" if child.property("big_endian") else "little",
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signed=child.property("signed") or False
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)
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return actual_value, last_value
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except Exception:
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pi.logger.error("Could not convert '{0}' to bytes".format(actual_value))
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pass
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return actual_value.encode(), last_value.encode()
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else:
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return actual_value, last_value
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def set_last_value(self, io_name: str, value):
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"""
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Set last value for widget to sync after driver reset.
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:param io_name: Name of IO
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:param value: Process value as <class 'bool'> or <class 'bytes'>
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"""
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# child = self.findChild(self.search_class, io_name)
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child = self.__qwa[io_name]
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if child.property("frm"):
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value = struct.unpack(child.property("frm"), value)[0]
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elif type(value) == bytearray:
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value = value.decode()
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child.setProperty("last_value", value)
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def set_value(self, io_name: str, value):
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"""
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Standard set function for a value of different widgets.
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:param io_name: Name of IO
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:param value: New value as bytes or bool for widget
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"""
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# child = self.findChild(self.search_class, io_name)
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child = self.__qwa[io_name]
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if child.property("frm"):
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value = struct.unpack(child.property("frm"), value)[0]
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elif type(value) == bytes:
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if child.property("struct_type") == "number":
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value = str(int.from_bytes(
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value,
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byteorder="big" if child.property("big_endian") else "little",
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signed=child.property("signed") or False
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))
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else:
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value = value.decode()
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child.setProperty("last_value", value)
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child.setValue(value)
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