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GUIElements.py
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GUIElements.py
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# ##########################################################
# FlatCAM: 2D Post-processing for Manufacturing #
# http://flatcam.org #
# Author: Juan Pablo Caram (c) #
# Date: 2/5/2014 #
# MIT Licence #
# ##########################################################
# ##########################################################
# File Modified (major mod): Marius Adrian Stanciu #
# Date: 3/10/2019 #
# ##########################################################
from PyQt6 import QtGui, QtCore, QtWidgets
from PyQt6.QtCore import Qt, pyqtSlot, pyqtSignal, QDate, QDateTime
from PyQt6.QtWidgets import QTextEdit, QCompleter
from PyQt6.QtGui import QKeySequence, QTextCursor, QAction
from copy import copy
import re
import logging
import html
import sys
import inspect
from typing import Callable
import gettext
import appTranslation as fcTranslate
import builtins
log = logging.getLogger('base')
fcTranslate.apply_language('strings')
if '_' not in builtins.__dict__:
_ = gettext.gettext
EDIT_SIZE_HINT = 70
class PlotTabWithDragDrop(QtWidgets.QWidget):
def __init__(self, app, parent=None):
super().__init__(parent=parent)
self.app = app
self.setAcceptDrops(True)
def dragEnterEvent(self, event):
if event.mimeData().hasUrls:
event.accept()
else:
event.ignore()
def dragMoveEvent(self, event):
if event.mimeData().hasUrls:
event.accept()
else:
event.ignore()
def dropEvent(self, event):
if event.mimeData().hasUrls:
event.setDropAction(QtCore.Qt.DropAction.CopyAction)
event.accept()
for url in event.mimeData().urls():
filename = str(url.toLocalFile())
if filename == "":
self.app.inform.emit("Cancelled.")
else:
extension = filename.lower().rpartition('.')[-1]
if extension in self.app.regFK.grb_list:
self.app.worker_task.emit({'fcn': self.app.f_handlers.open_gerber,
'params': [filename]})
else:
event.ignore()
if extension in self.app.regFK.exc_list:
self.app.worker_task.emit({'fcn': self.app.f_handlers.open_excellon,
'params': [filename]})
else:
event.ignore()
if extension in self.app.regFK.gcode_list:
self.app.worker_task.emit({'fcn': self.app.f_handlers.open_gcode,
'params': [filename]})
else:
event.ignore()
if extension in self.app.regFK.svg_list:
object_type = 'geometry'
self.app.worker_task.emit({'fcn': self.app.f_handlers.import_svg,
'params': [filename, object_type, None]})
if extension in self.app.regFK.dxf_list:
object_type = 'geometry'
self.app.worker_task.emit({'fcn': self.app.f_handlers.import_dxf,
'params': [filename, object_type, None]})
if extension in self.app.regFK.pdf_list:
self.app.pdf_tool.periodic_check(1000)
self.app.worker_task.emit({'fcn': self.app.pdf_tool.open_pdf,
'params': [filename]})
if extension in self.app.regFK.prj_list:
# self.app.open_project() is not Thread Safe
self.app.f_handlers.open_project(filename)
if extension in self.app.regFK.conf_list:
self.app.f_handlers.open_config_file(filename)
else:
event.ignore()
else:
event.ignore()
class RadioSet(QtWidgets.QWidget):
activated_custom = QtCore.pyqtSignal(str)
def __init__(self, choices, orientation='horizontal', parent=None, compact=False):
"""
The choices are specified as a list of dictionaries containing:
* 'label': Shown in the UI
* 'value': The value returned is selected
:param choices: List of choices. See description.
:param orientation: 'horizontal' (default) of 'vertical'.
:param parent: Qt parent widget.
:type choices: list
"""
super(RadioSet, self).__init__(parent)
self.choices = copy(choices)
if orientation == 'horizontal':
layout = QtWidgets.QHBoxLayout()
else:
layout = QtWidgets.QVBoxLayout()
group = QtWidgets.QButtonGroup(self)
for choice in self.choices:
choice['radio'] = QtWidgets.QRadioButton(choice['label'])
group.addButton(choice['radio'])
layout.addWidget(choice['radio'], stretch=0)
choice['radio'].toggled.connect(self.on_toggle)
layout.setContentsMargins(0, 0, 0, 0)
if compact is False or compact is None:
pass
else:
layout.addStretch()
self.setLayout(layout)
self.group_toggle_fn = lambda: None
def on_toggle(self, checked):
# log.debug("Radio toggled")
# radio = self.sender()
if checked:
self.group_toggle_fn()
ret_val = str(self.get_value())
self.activated_custom.emit(ret_val)
return
def get_value(self):
for choice in self.choices:
if choice['radio'].isChecked():
return choice['value']
log.error("No button was toggled in RadioSet.")
return None
def set_value(self, val):
for choice in self.choices:
if choice['value'] == val:
choice['radio'].setChecked(True)
return
log.error(str(inspect.stack()[1][3]) + " -> Value given is not part of this RadioSet: %s" % str(val))
log.error(str(self.choices))
def setOptionsDisabled(self, options: list, val: bool) -> None:
for option in self.choices:
if option['label'] in options:
option['radio'].setDisabled(val)
def values(self):
return [choice['value'] for choice in self.choices]
class RadioSetCross(QtWidgets.QWidget):
activated_custom = QtCore.pyqtSignal(str)
def __init__(self, choices, parent=None, compact=False):
"""
The choices are specified as a list of dictionaries containing:
* 'label': Shown in the UI
* 'value': The value returned is selected
:param choices: List of 5 choices. See description.
The list of choices is in this order: [top-left, top-right, bottom-left, bottom-right, center]
:param orientation: 'horizontal' (default) of 'vertical'.
:param parent: Qt parent widget.
:type choices: list
"""
super(RadioSetCross, self).__init__(parent)
if len(choices) > 5:
raise ValueError("RadioSetCross. Too many choice: only 5 are allowed.")
self.choices = copy(choices)
# add a main layout
main_layout = QtWidgets.QVBoxLayout()
self.setLayout(main_layout)
# in the main layout add a FCFrame widget
self.main_frame = FCFrame()
self.main_frame.setContentsMargins(10, 5, 10, 5)
main_layout.addWidget(self.main_frame)
# in the main frame install a Grid Layout
layout = QtWidgets.QGridLayout()
self.main_frame.setLayout(layout)
group = QtWidgets.QButtonGroup(self)
for choice in range(len(self.choices)):
self.choices[choice]['radio'] = QtWidgets.QRadioButton(self.choices[choice]['label'])
group.addButton(self.choices[choice]['radio'])
self.choices[choice]['radio'].toggled.connect(self.on_toggle)
# add to layout
layout.addWidget(self.choices[0]['radio'], 0, 0) # top-left
layout.addWidget(self.choices[1]['radio'], 0, 2) # top-right
layout.addWidget(self.choices[2]['radio'], 2, 0) # bottom-left
layout.addWidget(self.choices[3]['radio'], 2, 2) # bottom-right
layout.addWidget(self.choices[4]['radio'], 1, 1) # center
layout.setContentsMargins(0, 0, 0, 0)
val = 1 if compact else 0
layout.setColumnStretch(0, val)
layout.setColumnStretch(1, val)
layout.setColumnStretch(1, val)
layout.setColumnStretch(1, val)
layout.setColumnStretch(1, val)
self.group_toggle_fn = lambda: None
def on_toggle(self, checked):
# log.debug("Radio toggled")
# radio = self.sender()
if checked:
self.group_toggle_fn()
ret_val = str(self.get_value())
self.activated_custom.emit(ret_val)
return
def get_value(self):
for choice in self.choices:
if choice['radio'].isChecked():
return choice['value']
log.error("No button was toggled in RadioSet.")
return None
def set_value(self, val):
for choice in self.choices:
if choice['value'] == val:
choice['radio'].setChecked(True)
return
log.error(str(inspect.stack()[1][3]) + " -> Value given is not part of this RadioSet: %s" % str(val))
log.error(str(self.choices))
def setOptionsDisabled(self, options: list, val: bool) -> None:
for option in self.choices:
if option['label'] in options:
option['radio'].setDisabled(val)
def values(self):
return [choice['value'] for choice in self.choices]
class RadioSetDefaults(RadioSet):
def __init__(self, choices, dictionary=None, key_spec=None, orientation='horizontal', compact=None, parent=None):
"""
When a choice is made then the selected value is set in the key key_spec from the dictionary 'dictionary'
The choices are specified as a list of dictionaries containing:
* 'label': Shown in the UI
* 'value': The value returned is selected
:param choices: List of choices. See description.
:param orientation: 'horizontal' (default) of 'vertical'.
:param parent: Qt parent widget.
:type choices: list
:param dictionary:
:type dictionary: "dict"
:param key_spec:
:type key_spec: 'str'
"""
super(RadioSetDefaults, self).__init__(choices=choices, orientation=orientation, compact=compact, parent=parent)
self.dictionary = dictionary
self.key_spec = key_spec
def on_toggle(self, checked):
if checked:
self.group_toggle_fn()
ret_val = str(self.get_value())
if self.dictionary is not None and self.key_spec is not None:
self.dictionary[self.key_spec] = ret_val
self.activated_custom.emit(ret_val)
return
# class RadioGroupChoice(QtWidgets.QWidget):
# def __init__(self, label_1, label_2, to_check, hide_list, show_list, parent=None):
# """
# The choices are specified as a list of dictionaries containing:
#
# * 'label': Shown in the UI
# * 'value': The value returned is selected
#
# :param choices: List of choices. See description.
# :param orientation: 'horizontal' (default) of 'vertical'.
# :param parent: Qt parent widget.
# :type choices: list
# """
# super().__init__(parent)
#
# group = QtGui.QButtonGroup(self)
#
# self.lbl1 = label_1
# self.lbl2 = label_2
# self.hide_list = hide_list
# self.show_list = show_list
#
# self.btn1 = QtGui.QRadioButton(str(label_1))
# self.btn2 = QtGui.QRadioButton(str(label_2))
# group.addButton(self.btn1)
# group.addButton(self.btn2)
#
# if to_check == 1:
# self.btn1.setChecked(True)
# else:
# self.btn2.setChecked(True)
#
# self.btn1.toggled.connect(lambda: self.btn_state(self.btn1))
# self.btn2.toggled.connect(lambda: self.btn_state(self.btn2))
#
# def btn_state(self, btn):
# if btn.text() == self.lbl1:
# if btn.isChecked() is True:
# self.show_widgets(self.show_list)
# self.hide_widgets(self.hide_list)
# else:
# self.show_widgets(self.hide_list)
# self.hide_widgets(self.show_list)
#
# def hide_widgets(self, lst):
# for wgt in lst:
# wgt.hide()
#
# def show_widgets(self, lst):
# for wgt in lst:
# wgt.show()
class FCTree(QtWidgets.QTreeWidget):
resize_sig = QtCore.pyqtSignal()
def __init__(self, parent=None, columns=2, header_hidden=True, extended_sel=False, protected_column=None):
super(FCTree, self).__init__(parent)
self.tree_header = self.header()
self.setColumnCount(columns)
self.setHeaderHidden(header_hidden)
self.tree_header.setSectionResizeMode(QtWidgets.QHeaderView.ResizeMode.ResizeToContents)
self.setSizePolicy(QtWidgets.QSizePolicy.Policy.Ignored, QtWidgets.QSizePolicy.Policy.Expanding)
palette = QtGui.QPalette()
palette.setColor(QtGui.QPalette.ColorGroup.Inactive, QtGui.QPalette.ColorRole.Highlight,
palette.color(QtGui.QPalette.ColorGroup.Active, QtGui.QPalette.ColorRole.Highlight))
# make inactive rows text some color as active; may be useful in the future
# palette.setColor(QtGui.QPalette.Inactive, QtGui.QPalette.HighlightedText,
# palette.color(QtGui.QPalette.Active, QtGui.QPalette.HighlightedText))
self.setPalette(palette)
if extended_sel:
self.setSelectionMode(QtWidgets.QAbstractItemView.SelectionMode.ExtendedSelection)
self.setSelectionBehavior(QtWidgets.QAbstractItemView.SelectionBehavior.SelectRows)
self.protected_column = protected_column
self.itemDoubleClicked.connect(self.on_double_click)
self.tree_header.sectionDoubleClicked.connect(self.on_header_double_click)
self.resize_sig.connect(self.on_resize)
def on_double_click(self, item, column):
# from here: https://stackoverflow.com/questions/2801959/making-only-one-column-of-a-qtreewidgetitem-editable
tmp_flags = item.flags()
if self.is_editable(column):
item.setFlags(tmp_flags | QtCore.Qt.ItemFlag.ItemIsEditable)
elif tmp_flags & QtCore.Qt.ItemFlag.ItemIsEditable:
item.setFlags(tmp_flags ^ QtCore.Qt.ItemFlag.ItemIsEditable)
def on_header_double_click(self, column):
self.tree_header.setSectionResizeMode(column, QtWidgets.QHeaderView.ResizeMode.ResizeToContents)
width = self.tree_header.sectionSize(column)
self.tree_header.setSectionResizeMode(column, QtWidgets.QHeaderView.ResizeMode.Interactive)
self.tree_header.resizeSection(column, width)
def is_editable(self, tested_col):
try:
ret_val = False if tested_col in self.protected_column else True
except TypeError:
ret_val = False
return ret_val
def addParent(self, parent, title, expanded=False, color=None, font=None):
item = QtWidgets.QTreeWidgetItem(parent, [title])
item.setChildIndicatorPolicy(QtWidgets.QTreeWidgetItem.ChildIndicatorPolicy.ShowIndicator)
item.setExpanded(expanded)
if color is not None:
# item.setTextColor(0, color) # PyQt4
item.setForeground(0, QtGui.QBrush(color))
if font is not None:
item.setFont(0, font)
return item
def addParentEditable(self, parent, title, color=None, font=None, font_items=None, editable=False):
item = QtWidgets.QTreeWidgetItem(parent)
item.setChildIndicatorPolicy(QtWidgets.QTreeWidgetItem.ChildIndicatorPolicy.DontShowIndicator)
if editable:
item.setFlags(item.flags() | QtCore.Qt.ItemFlag.ItemIsEditable)
item.setFlags(item.flags() | QtCore.Qt.ItemFlag.ItemIsSelectable)
for t in range(len(title)):
item.setText(t, title[t])
if color is not None:
# item.setTextColor(0, color) # PyQt4
item.setForeground(0, QtGui.QBrush(color))
if font and font_items:
try:
for fi in font_items:
item.setFont(fi, font)
except TypeError:
item.setFont(font_items, font)
elif font:
item.setFont(0, font)
return item
def addChild(self, parent, title, column1=None, font=None, font_items=None, editable=False):
item = QtWidgets.QTreeWidgetItem(parent)
if editable:
item.setFlags(item.flags() | QtCore.Qt.ItemFlag.ItemIsEditable)
item.setText(0, str(title[0]))
if column1 is not None:
item.setText(1, str(title[1]))
if font and font_items:
try:
for fi in font_items:
item.setFont(fi, font)
except TypeError:
item.setFont(font_items, font)
def resizeEvent(self, event):
""" Resize all sections to content and user interactive """
super(FCTree, self).resizeEvent(event)
self.on_resize()
def on_resize(self):
header = self.header()
for column in range(header.count()):
header.setSectionResizeMode(column, QtWidgets.QHeaderView.ResizeMode.ResizeToContents)
width = header.sectionSize(column)
header.setSectionResizeMode(column, QtWidgets.QHeaderView.ResizeMode.Interactive)
header.resizeSection(column, width)
class FCLineEdit(QtWidgets.QLineEdit):
def __init__(self, *args, **kwargs):
super(FCLineEdit, self).__init__(*args, **kwargs)
self.menu = None
def contextMenuEvent(self, event):
self.menu = QtWidgets.QMenu()
if self.isReadOnly():
undo_action = QAction('%s' % _("Read Only"), self)
self.menu.addAction(undo_action)
self.menu.addSeparator()
# UNDO
undo_action = QAction('%s\t%s' % (_("Undo"), _('Ctrl+Z')), self)
self.menu.addAction(undo_action)
undo_action.triggered.connect(self.undo)
if self.isUndoAvailable() is False:
undo_action.setDisabled(True)
# REDO
redo_action = QAction('%s\t%s' % (_("Redo"), _('Ctrl+Y')), self)
self.menu.addAction(redo_action)
redo_action.triggered.connect(self.redo)
if self.isRedoAvailable() is False:
redo_action.setDisabled(True)
self.menu.addSeparator()
# CUT
cut_action = QAction('%s\t%s' % (_("Cut"), _('Ctrl+X')), self)
self.menu.addAction(cut_action)
cut_action.triggered.connect(self.cut_text)
if not self.hasSelectedText() or self.isReadOnly():
cut_action.setDisabled(True)
# COPY
copy_action = QAction('%s\t%s' % (_("Copy"), _('Ctrl+C')), self)
self.menu.addAction(copy_action)
copy_action.triggered.connect(self.copy_text)
if not self.hasSelectedText():
copy_action.setDisabled(True)
# PASTE
paste_action = QAction('%s\t%s' % (_("Paste"), _('Ctrl+V')), self)
self.menu.addAction(paste_action)
paste_action.triggered.connect(self.paste_text)
if self.isReadOnly():
paste_action.setDisabled(True)
# DELETE
delete_action = QAction('%s\t%s' % (_("Delete"), _('Del')), self)
self.menu.addAction(delete_action)
delete_action.triggered.connect(self.del_)
if self.isReadOnly():
delete_action.setDisabled(True)
self.menu.addSeparator()
# SELECT ALL
sel_all_action = QAction('%s\t%s' % (_("Select All"), _('Ctrl+A')), self)
self.menu.addAction(sel_all_action)
sel_all_action.triggered.connect(self.selectAll)
self.menu.exec(event.globalPos())
def cut_text(self):
clipboard = QtWidgets.QApplication.clipboard()
txt = self.selectedText()
clipboard.clear()
clipboard.setText(txt)
self.del_()
def copy_text(self):
clipboard = QtWidgets.QApplication.clipboard()
txt = self.selectedText()
clipboard.clear()
clipboard.setText(txt)
def paste_text(self):
clipboard = QtWidgets.QApplication.clipboard()
txt = clipboard.text()
self.insert(txt)
class LengthEntry(FCLineEdit):
def __init__(self, output_units='IN', decimals=None, parent=None):
super(LengthEntry, self).__init__(parent)
self.output_units = output_units
self.format_re = re.compile(r"^([^\s]+)(?:\s([a-zA-Z]+))?$")
# Unit conversion table OUTPUT-INPUT
self.scales = {
'IN': {'IN': 1.0,
'MM': 1 / 25.4},
'MM': {'IN': 25.4,
'MM': 1.0}
}
self.readyToEdit = True
self.editingFinished.connect(self.on_edit_finished)
self.decimals = decimals if decimals is not None else 4
def on_edit_finished(self):
self.clearFocus()
def mousePressEvent(self, e, Parent=None):
super(LengthEntry, self).mousePressEvent(e) # required to deselect on 2e click
if self.readyToEdit:
self.selectAll()
self.readyToEdit = False
def focusOutEvent(self, e):
# don't focus out if the user requests an popup menu
if e.reason() != QtCore.Qt.FocusReason.PopupFocusReason:
super(LengthEntry, self).focusOutEvent(e) # required to remove cursor on focusOut
self.deselect()
self.readyToEdit = True
def returnPressed(self, *args, **kwargs):
val = self.get_value()
if val is not None:
self.setText(str(val))
else:
log.warning("Could not interpret entry: %s" % self.text())
def get_value(self):
raw = str(self.text()).strip(' ')
# match = self.format_re.search(raw)
try:
units = raw[-2:]
units = self.scales[self.output_units][units.upper()]
value = raw[:-2]
return float(eval(value)) * units
except IndexError:
value = raw
return float(eval(value))
except KeyError:
value = raw
return float(eval(value))
except Exception:
log.warning("Could not parse value in entry: %s" % str(raw))
return None
def set_value(self, val, decimals=None):
dec_digits = decimals if decimals is not None else self.decimals
self.setText(str('%.*f' % (dec_digits, val)))
def sizeHint(self):
default_hint_size = super(LengthEntry, self).sizeHint()
return QtCore.QSize(EDIT_SIZE_HINT, default_hint_size.height())
class FloatEntry(FCLineEdit):
def __init__(self, decimals=None, parent=None):
super(FloatEntry, self).__init__(parent)
self.readyToEdit = True
self.editingFinished.connect(self.on_edit_finished)
self.decimals = decimals if decimals is not None else 4
def on_edit_finished(self):
self.clearFocus()
def mousePressEvent(self, e, Parent=None):
super(FloatEntry, self).mousePressEvent(e) # required to deselect on 2e click
if self.readyToEdit is True:
self.selectAll()
self.readyToEdit = False
def focusOutEvent(self, e):
# don't focus out if the user requests an popup menu
if e.reason() != QtCore.Qt.FocusReason.PopupFocusReason:
super(FloatEntry, self).focusOutEvent(e) # required to remove cursor on focusOut
self.deselect()
self.readyToEdit = True
def returnPressed(self, *args, **kwargs):
val = self.get_value()
if val is not None:
self.setText(str(val))
else:
log.warning("Could not interpret entry: %s" % self.text())
def get_value(self):
raw = str(self.text()).strip(' ')
try:
evaled = eval(raw)
return float(evaled)
except Exception as e:
if raw != '':
log.error("Could not evaluate val: %s, error: %s" % (str(raw), str(e)))
return None
def set_value(self, val, decimals=None):
dig_digits = decimals if decimals is not None else self.decimals
if val is not None:
self.setText("%.*f" % (dig_digits, float(val)))
else:
self.setText("")
def sizeHint(self):
default_hint_size = super(FloatEntry, self).sizeHint()
return QtCore.QSize(EDIT_SIZE_HINT, default_hint_size.height())
class FloatEntry2(FCLineEdit):
def __init__(self, decimals=None, parent=None):
super(FloatEntry2, self).__init__(parent)
self.readyToEdit = True
self.editingFinished.connect(self.on_edit_finished)
self.decimals = decimals if decimals is not None else 4
def on_edit_finished(self):
self.clearFocus()
def mousePressEvent(self, e, Parent=None):
super(FloatEntry2, self).mousePressEvent(e) # required to deselect on 2e click
if self.readyToEdit:
self.selectAll()
self.readyToEdit = False
def focusOutEvent(self, e):
# don't focus out if the user requests an popup menu
if e.reason() != QtCore.Qt.FocusReason.PopupFocusReason:
super(FloatEntry2, self).focusOutEvent(e) # required to remove cursor on focusOut
self.deselect()
self.readyToEdit = True
def get_value(self):
raw = str(self.text()).strip(' ')
try:
evaled = eval(raw)
return float(evaled)
except Exception as e:
if raw != '':
log.error("Could not evaluate val: %s, error: %s" % (str(raw), str(e)))
return None
def set_value(self, val, decimals=None):
dig_digits = decimals if decimals is not None else self.decimals
self.setText("%.*f" % (dig_digits, val))
def sizeHint(self):
default_hint_size = super(FloatEntry2, self).sizeHint()
return QtCore.QSize(EDIT_SIZE_HINT, default_hint_size.height())
class IntEntry(FCLineEdit):
def __init__(self, parent=None, allow_empty=False, empty_val=None):
super(IntEntry, self).__init__(parent)
self.allow_empty = allow_empty
self.empty_val = empty_val
self.readyToEdit = True
self.editingFinished.connect(self.on_edit_finished)
def on_edit_finished(self):
self.clearFocus()
def mousePressEvent(self, e, Parent=None):
super(IntEntry, self).mousePressEvent(e) # required to deselect on 2e click
if self.readyToEdit:
self.selectAll()
self.readyToEdit = False
def focusOutEvent(self, e):
# don't focus out if the user requests an popup menu
if e.reason() != QtCore.Qt.FocusReason.PopupFocusReason:
super(IntEntry, self).focusOutEvent(e) # required to remove cursor on focusOut
self.deselect()
self.readyToEdit = True
def get_value(self):
if self.allow_empty:
if str(self.text()) == "":
return self.empty_val
# make the text() first a float and then int because if text is a float type,
# the int() can't convert directly a "text float" into a int type.
ret_val = float(self.text())
ret_val = int(ret_val)
return ret_val
def set_value(self, val):
if val == self.empty_val and self.allow_empty:
self.setText("")
return
self.setText(str(val))
def sizeHint(self):
default_hint_size = super(IntEntry, self).sizeHint()
return QtCore.QSize(EDIT_SIZE_HINT, default_hint_size.height())
class FCEntry(FCLineEdit):
def __init__(self, decimals=None, alignment=None, border_color=None, parent=None, keep_focus=False):
super(FCEntry, self).__init__(parent)
self.readyToEdit = True
self._keep_focus = keep_focus
if self._keep_focus is False:
self.editingFinished.connect(self.on_edit_finished)
self.decimals = decimals if decimals is not None else 4
if border_color:
self.setStyleSheet("QLineEdit {border: 1px solid %s;}" % border_color)
if alignment:
if alignment == 'center':
align_val = QtCore.Qt.AlignmentFlag.AlignHCenter
elif alignment == 'right':
align_val = QtCore.Qt.AlignmentFlag.AlignRight
else:
align_val = QtCore.Qt.AlignmentFlag.AlignLeft
self.setAlignment(align_val)
@property
def keep_focus(self):
return self._keep_focus
@keep_focus.setter
def keep_focus(self, val):
self._keep_focus = val
if val is True:
try:
self.editingFinished.disconnect(self.on_edit_finished)
except (AttributeError, TypeError):
pass
self.editingFinished.connect(self.on_edit_finished)
else:
try:
self.editingFinished.disconnect(self.on_edit_finished)
except (AttributeError, TypeError):
pass
def on_edit_finished(self):
self.clearFocus()
def mousePressEvent(self, e, parent=None):
super(FCEntry, self).mousePressEvent(e) # required to deselect on 2e click
if self.readyToEdit:
self.selectAll()
self.readyToEdit = False
def focusOutEvent(self, e):
if e.reason() != QtCore.Qt.FocusReason.PopupFocusReason:
super(FCEntry, self).focusOutEvent(e) # required to remove cursor on focusOut
self.deselect()
self.readyToEdit = True
def get_value(self):
return str(self.text())
def set_value(self, val, decimals=None):
decimal_digits = decimals if decimals is not None else self.decimals
if type(val) is float:
self.setText('%.*f' % (decimal_digits, val))
elif val is None:
self.setText('')
else:
self.setText(str(val))
def sizeHint(self):
default_hint_size = super(FCEntry, self).sizeHint()
return QtCore.QSize(EDIT_SIZE_HINT, default_hint_size.height())
class FCEntry2(FCEntry):
def __init__(self, parent=None):
super(FCEntry2, self).__init__(parent)
def set_value(self, val, decimals=4):
try:
fval = float(val)
except ValueError:
return
self.setText('%.*f' % (decimals, fval))
class FCEntry3(FCEntry):
def __init__(self, parent=None):
super(FCEntry3, self).__init__(parent)
def set_value(self, val, decimals=4):
try:
fval = float(val)
except ValueError:
return
self.setText('%.*f' % (decimals, fval))
def get_value(self):
value = str(self.text()).strip(' ')
try:
return float(eval(value))
except Exception as e:
log.error("Could not parse value in entry: %s" % str(e))
return None
class EvalEntry(FCLineEdit):
def __init__(self, border_color=None, parent=None):
super(EvalEntry, self).__init__(parent)
self.readyToEdit = True
if border_color:
self.setStyleSheet("QLineEdit {border: 1px solid %s;}" % border_color)
self.editingFinished.connect(self.on_edit_finished)
def on_edit_finished(self):
self.clearFocus()
def mousePressEvent(self, e, parent=None):
super(EvalEntry, self).mousePressEvent(e) # required to deselect on 2e click
if self.readyToEdit:
self.selectAll()
self.readyToEdit = False
def focusOutEvent(self, e):
if e.reason() != QtCore.Qt.FocusReason.PopupFocusReason:
super(EvalEntry, self).focusOutEvent(e) # required to remove cursor on focusOut
self.deselect()
self.readyToEdit = True
def returnPressed(self, *args, **kwargs):
val = self.get_value()
if val is not None:
self.setText(str(val))
else:
log.warning("Could not interpret entry: %s" % self.text())
def get_value(self):
raw = str(self.text()).strip(' ')
try:
evaled = eval(raw)
except Exception as e:
if raw != '':
log.error("Could not evaluate val: %s, error: %s" % (str(raw), str(e)))
return None
return evaled
def set_value(self, val):
self.setText(str(val))
def sizeHint(self):
default_hint_size = super(EvalEntry, self).sizeHint()
return QtCore.QSize(EDIT_SIZE_HINT, default_hint_size.height())
class EvalEntry2(FCLineEdit):
def __init__(self, parent=None):
super(EvalEntry2, self).__init__(parent)
self.readyToEdit = True
self.editingFinished.connect(self.on_edit_finished)
def on_edit_finished(self):
self.clearFocus()
def mousePressEvent(self, e, parent=None):
super(EvalEntry2, self).mousePressEvent(e) # required to deselect on 2e click
if self.readyToEdit:
self.selectAll()
self.readyToEdit = False
def focusOutEvent(self, e):
if e.reason() != QtCore.Qt.FocusReason.PopupFocusReason:
super(EvalEntry2, self).focusOutEvent(e) # required to remove cursor on focusOut
self.deselect()
self.readyToEdit = True
def get_value(self):
raw = str(self.text()).strip(' ')
try:
evaled = eval(raw)
except Exception as e:
if raw != '':
log.error("Could not evaluate val: %s, error: %s" % (str(raw), str(e)))
return None
return evaled
def set_value(self, val):
self.setText(str(val))
def sizeHint(self):
default_hint_size = super(EvalEntry2, self).sizeHint()
return QtCore.QSize(EDIT_SIZE_HINT, default_hint_size.height())
class NumericalEvalEntry(FCEntry):
"""
Will evaluate the input and return a value. Accepts only float numbers and formulas using the operators: /,*,+,-,%
"""
def __init__(self, border_color=None):