class DeviceView(QtWidgets.QTableView):
def __init__(self, device, parent=None):
super().__init__(parent=parent)
self.proxy_model = QSortFilterProxyModel()
self.proxy_model.setFilterKeyColumn(-1)
self.proxy_model.setDynamicSortFilter(True)
self.setModel(self.proxy_model)
self.models = {}
self._device = None
# Set the property last
self.device = device
def clear(self):
for model in self.models.values():
model.stop()
self.models.clear()
self._device = None
@property
def device(self):
return self._device
@device.setter
def device(self, device):
if device is self._device:
return
if self._device is not None:
self.models[device].stop()
self._device = device
if device:
try:
model = self.models[device]
except KeyError:
model = PolledDeviceModel(device=device)
self.models[device] = model
model.start()
self.proxy_model.setSourceModel(model)
class ToolTable(QTableView):
toolSelected = Signal(int)
def __init__(self, parent=None):
super(ToolTable, self).__init__(parent)
self.clicked.connect(self.onClick)
self.tool_model = ToolModel(self)
self.item_delegate = ItemDelegate(columns=self.tool_model._columns)
self.setItemDelegate(self.item_delegate)
self.proxy_model = QSortFilterProxyModel()
self.proxy_model.setFilterKeyColumn(0)
self.proxy_model.setSourceModel(self.tool_model)
self.setModel(self.proxy_model)
# Properties
self._columns = self.tool_model._columns
self._confirm_actions = False
self._current_tool_color = QColor('sage')
self._current_tool_bg = None
# Appearance/Behaviour settings
self.setSortingEnabled(True)
self.verticalHeader().hide()
self.setAlternatingRowColors(True)
self.setSelectionBehavior(QTableView.SelectRows)
self.setSelectionMode(QTableView.SingleSelection)
self.horizontalHeader().setStretchLastSection(True)
self.horizontalHeader().setSortIndicator(0, Qt.AscendingOrder)
@Slot()
def saveToolTable(self):
if not self.confirmAction("Do you want to save changes and\n"
"load tool table into LinuxCNC?"):
return
self.tool_model.saveToolTable()
@Slot()
def loadToolTable(self):
if not self.confirmAction("Do you want to re-load the tool table?\n"
"All unsaved changes will be lost."):
return
self.tool_model.loadToolTable()
@Slot()
def deleteSelectedTool(self):
"""Delete the currently selected item"""
current_row = self.selectedRow()
if current_row == -1:
# no row selected
return
tdata = self.tool_model.toolDataFromRow(current_row)
tnum = tdata['T']
# should not delete tool if currently loaded in spindle. Warn user
if tnum == self.tool_model.stat.tool_in_spindle:
box = QMessageBox(
QMessageBox.Warning,
"Can't delete current tool!",
"Tool #{} is currently loaded in the spindle.\n"
"Please remove tool from spindle and try again.".format(tnum),
QMessageBox.Ok,
parent=self)
box.show()
return False
if not self.confirmAction(
'Are you sure you want to delete T{tdata[T]}?\n'
'"{tdata[R]}"'.format(tdata=tdata)):
return
self.tool_model.removeTool(current_row)
@Slot()
def selectPrevious(self):
"""Select the previous item in the view."""
self.selectRow(self.selectedRow() - 1)
return True
@Slot()
def selectNext(self):
"""Select the next item in the view."""
self.selectRow(self.selectedRow() + 1)
return True
@Slot()
def clearToolTable(self, confirm=True):
"""Remove all items from the model"""
if confirm:
if not self.confirmAction(
"Do you want to delete the whole tool table?"):
return
self.tool_model.clearToolTable()
@Slot()
def addTool(self):
"""Appends a new item to the model"""
self.tool_model.addTool()
self.selectRow(self.tool_model.rowCount() - 1)
@Slot()
def loadSelectedTool(self):
"""Loads the currently selected tool"""
# see: https://forum.linuxcnc.org/41-guis/36042?start=50#151820
current_row = self.selectedRow()
if current_row == -1:
# no row selected
return
tnum = self.tool_model.toolDataFromRow(current_row)['T']
issue_mdi("T%s M6" % tnum)
def selectedRow(self):
"""Returns the row number of the currently selected row, or 0"""
tool_no = self.selectionModel().currentIndex().row()
return tool_no
def onClick(self, index):
row = index.row()
tnum = self.tool_model.toolDataFromRow(row)['T']
self.toolSelected.emit(tnum)
def confirmAction(self, message):
if not self._confirm_actions:
return True
box = QMessageBox.question(self, 'Confirm Action', message,
QMessageBox.Yes, QMessageBox.No)
if box == QMessageBox.Yes:
return True
else:
return False
@Property(bool)
def confirmActions(self):
return self._confirm_actions
@confirmActions.setter
def confirmActions(self, confirm):
self._confirm_actions = confirm
@Property(QColor)
def currentToolColor(self):
return self.tool_model.current_tool_color
@currentToolColor.setter
def currentToolColor(self, color):
self.tool_model.current_tool_color = color
@Property(QColor)
def currentToolBackground(self):
return self.tool_model.current_tool_bg or QColor()
@currentToolBackground.setter
def currentToolBackground(self, color):
self.tool_model.current_tool_bg = color
def insertToolAbove(self):
# it does not make sense to insert tools, since the numbering
# of all the other tools would have to change.
self.addTool()
raise DeprecationWarning("insertToolAbove() will be removed in "
"the future, use addTool() instead")
def insertToolBelow(self):
self.addTool()
raise DeprecationWarning("insertToolBelow() will be removed in "
"the future, use addTool() instead")
class OffsetTable(QTableView):
def __init__(self, parent=None):
super(OffsetTable, self).__init__(parent)
self.setEnabled(False)
self.offset_model = OffsetModel(self)
# Properties
self._columns = self.offset_model._columns
self._confirm_actions = False
self._current_row_color = QColor('sage')
self.proxy_model = QSortFilterProxyModel()
self.proxy_model.setFilterKeyColumn(0)
self.proxy_model.setSourceModel(self.offset_model)
self.item_delegate = ItemDelegate(columns=self._columns)
self.setItemDelegate(self.item_delegate)
self.setModel(self.proxy_model)
# Appearance/Behaviour settings
self.setSortingEnabled(False)
self.setAlternatingRowColors(True)
self.setSelectionBehavior(QTableView.SelectRows)
self.setSelectionMode(QTableView.SingleSelection)
self.horizontalHeader().setStretchLastSection(False)
self.horizontalHeader().setSortIndicator(0, Qt.AscendingOrder)
STATUS.all_axes_homed.notify(self.handle_home_signal)
def handle_home_signal(self, all_axes):
if all_axes:
self.setEnabled(True)
else:
self.setEnabled(False)
@Slot()
def saveOffsetTable(self):
if self.isEnabled():
if not self.confirmAction("Do you want to save changes and\n"
"load offset table into LinuxCNC?"):
return
self.offset_model.saveOffsetTable()
@Slot()
def loadOffsetTable(self):
if not self.confirmAction("Do you want to re-load the offset table?\n"
"All unsaved changes will be lost."):
return
self.offset_model.loadOffsetTable()
@Slot()
def deleteSelectedOffset(self):
"""Delete the currently selected item"""
current_row = self.selectedRow()
if current_row == -1:
# no row selected
return
if not self.confirmAction("Are you sure you want to delete offset {}?".format(current_row)):
return
self.offset_model.clearRow(current_row)
# @Slot()
# def selectPrevious(self):
# """Select the previous item in the view."""
# self.selectRow(self.selectedRow() - 1)
# return True
# @Slot()
# def selectNext(self):
# """Select the next item in the view."""
# self.selectRow(self.selectedRow() + 1)
# return True
@Slot()
def clearOffsetTable(self, confirm=True):
"""Remove all items from the model"""
if confirm:
if not self.confirmAction("Do you want to delete the whole offsets table?"):
return
self.offset_model.clearRows()
def selectedRow(self):
"""Returns the row number of the currently selected row, or 0"""
return self.selectionModel().currentIndex().row()
def confirmAction(self, message):
if not self._confirm_actions:
return True
box = QMessageBox.question(self,
'Confirm Action',
message,
QMessageBox.Yes,
QMessageBox.No)
if box == QMessageBox.Yes:
return True
else:
return False
@Property(str)
def displayColumns(self):
return "".join(self._columns)
@displayColumns.setter
def displayColumns(self, columns):
self._columns = [col for col in columns.upper() if col in 'XYZABCUVWR']
self.offset_model.setColumns(self._columns)
self.itemDelegate().setColumns(self._columns)
@Property(bool)
def confirmActions(self):
return self._confirm_actions
@confirmActions.setter
def confirmActions(self, confirm):
self._confirm_actions = confirm
@Property(QColor)
def currentRowColor(self):
return self.offset_model.current_row_color
@currentRowColor.setter
def currentRowColor(self, color):
self.offset_model.current_row_color = color
class ToolTable(QTableView):
def __init__(self, parent=None):
super(ToolTable, self).__init__(parent)
self.tool_model = ToolModel(self)
self.item_delegate = ItemDelegate(columns=self.tool_model._columns)
self.setItemDelegate(self.item_delegate)
self.proxy_model = QSortFilterProxyModel()
self.proxy_model.setFilterKeyColumn(0)
self.proxy_model.setSourceModel(self.tool_model)
self.setModel(self.proxy_model)
# Properties
self._columns = self.tool_model._columns
self._confirm_actions = False
self._current_tool_color = QColor('sage')
# Appearance/Behaviour settings
self.setSortingEnabled(True)
self.verticalHeader().hide()
self.setAlternatingRowColors(True)
self.setSelectionBehavior(QTableView.SelectRows)
self.setSelectionMode(QTableView.SingleSelection)
self.horizontalHeader().setStretchLastSection(True)
self.horizontalHeader().setSortIndicator(0, Qt.AscendingOrder)
@Slot()
def saveToolTable(self):
if not self.confirmAction("Do you want to save changes and\n"
"load tool table into LinuxCNC?"):
return
self.tool_model.saveToolTable()
@Slot()
def loadToolTable(self):
if not self.confirmAction("Do you want to re-load the tool table?\n"
"All unsaved changes will be lost."):
return
self.tool_model.loadToolTable()
@Slot()
def deleteSelectedTool(self):
"""Delete the currently selected item"""
current_row = self.selectedRow()
if current_row == -1:
# no row selected
return
tdata = self.tool_model.toolDataFromRow(current_row)
if not self.confirmAction(
"Are you sure you want to delete T{tdata[T]}?\n"
"{tdata[R]}".format(tdata=tdata)):
return
self.tool_model.removeTool(current_row)
@Slot()
def selectPrevious(self):
"""Select the previous item in the view."""
self.selectRow(self.selectedRow() - 1)
return True
@Slot()
def selectNext(self):
"""Select the next item in the view."""
self.selectRow(self.selectedRow() + 1)
return True
@Slot()
def clearToolTable(self, confirm=True):
"""Remove all items from the model"""
if confirm:
if not self.confirmAction(
"Do you want to delete the whole tool table?"):
return
self.tool_model.clearToolTable()
@Slot()
def addTool(self):
"""Appends a new item to the model"""
self.tool_model.addTool()
self.selectRow(self.tool_model.rowCount() - 1)
def selectedRow(self):
"""Returns the row number of the currently selected row, or 0"""
return self.selectionModel().currentIndex().row()
def confirmAction(self, message):
if not self._confirm_actions:
return True
box = QMessageBox.question(self, 'Confirm Action', message,
QMessageBox.Yes, QMessageBox.No)
if box == QMessageBox.Yes:
return True
else:
return False
@Property(str)
def displayColumns(self):
return "".join(self._columns)
@displayColumns.setter
def displayColumns(self, columns):
self._columns = [
col for col in columns.upper() if col in 'TPXYZABCUVWDIJQR'
]
self.tool_model.setColumns(self._columns)
self.itemDelegate().setColumns(self._columns)
@Property(bool)
def confirmActions(self):
return self._confirm_actions
@confirmActions.setter
def confirmActions(self, confirm):
self._confirm_actions = confirm
@Property(QColor)
def currentToolColor(self):
return self.tool_model.current_tool_color
@currentToolColor.setter
def currentToolColor(self, color):
self.tool_model.current_tool_color = color
def insertToolAbove(self):
# it does not make sense to insert tools, since the numbering
# of all the other tools would have to change.
self.addTool()
raise DeprecationWarning("insertToolAbove() will be removed in "
"the future, use addTool() instead")
def insertToolBelow(self):
self.addTool()
raise DeprecationWarning("insertToolBelow() will be removed in "
"the future, use addTool() instead")
class AbstractComboListInputWidget(QComboBox):
"""
A custom QComboBox with a completer / model. This is
designed to be an abstract class that will be inherited by the
the GSV and Node ComboBoxes
Attributes:
exists (bool) flag used to determine whether or not the popup menu
for the menu change should register or not (specific to copy/paste
of a node.
In plain english... this flag is toggled to hide the Warning PopUp Box
from displaying to the user in some events.
item_list (list): string list of all of the items in the list. Updating this
will auto update the default settings for blank setups
previous_text (str): the previous items text. This is stored for cancel events
and allowing the user to return to the previous item after cancelling.
"""
TYPE = 'list'
def __init__(self, parent=None):
super(AbstractComboListInputWidget, self).__init__(parent)
self.main_widget = self.parent()
self.previous_text = ''
self.setExistsFlag(True)
# setup line edit
#self.line_edit = QLineEdit("Select & Focus", self)
self.line_edit = QLineEdit(self)
self.line_edit.editingFinished.connect(self.userFinishedEditing)
self.setLineEdit(self.line_edit)
self.setEditable(True)
# setup completer
self.completer = QCompleter(self)
self.completer.setCompletionMode(QCompleter.PopupCompletion)
self.completer.setCaseSensitivity(Qt.CaseInsensitive)
self.completer.setPopup(self.view())
self.setCompleter(self.completer)
self.pFilterModel = QSortFilterProxyModel(self)
# set size policy ( this will ignore the weird resizing effects)
size_policy = QSizePolicy(QSizePolicy.Ignored, QSizePolicy.Preferred)
self.setSizePolicy(size_policy)
# initialize model...
model = QStandardItemModel()
self.setModel(model)
self.setModelColumn(0)
def populate(self, item_list):
"""
Creates all of the items from the item list and
appends them to the model.
item_list (list): list of strings to be displayed to the user
this should be set with the setCleanItemsFunction.
"""
self.setItemList(item_list)
for i, item_name in enumerate(self.getItemList()):
item = QStandardItem(item_name)
self.model().setItem(i, 0, item)
self.setExistsFlag(False)
def update(self):
"""
Updates the model items with all of the graph state variables.
This is very similar to the populate call, except that with this, it
will remove all of the items except for the current one. Which
will ensure that an indexChanged event is not registered thus
updating the UI.
"""
self.setExistsFlag(False)
self.model().clear()
self.populate(self.getCleanItems())
self.setCurrentIndexToText(self.previous_text)
self.setExistsFlag(True)
def setModel(self, model):
# somehow this super makes the node type not resize...
super(AbstractListInputWidget, self).setModel(model)
self.pFilterModel.setSourceModel(model)
self.completer.setModel(self.pFilterModel)
def setModelColumn(self, column):
self.completer.setCompletionColumn(column)
self.pFilterModel.setFilterKeyColumn(column)
super(AbstractListInputWidget, self).setModelColumn(column)
def view(self):
return self.completer.popup()
""" UTILS """
def next_completion(self):
row = self.completer.currentRow()
# if does not exist reset
if not self.completer.setCurrentRow(row + 1):
self.completer.setCurrentRow(0)
# if initializing
if self.completer.popup().currentIndex().row() == -1:
self.completer.setCurrentRow(0)
index = self.completer.currentIndex()
self.completer.popup().setCurrentIndex(index)
def previous_completion(self):
row = self.completer.currentRow()
numRows = self.completer.completionCount()
# if wrapping
if not self.completer.setCurrentRow(row - 1):
self.completer.setCurrentRow(numRows - 1)
# if initializing
if self.completer.popup().currentIndex().row() == -1:
self.completer.setCurrentRow(numRows - 1)
index = self.completer.currentIndex()
self.completer.popup().setCurrentIndex(index)
def setCurrentIndexToText(self, text):
"""
Sets the current index to the text provided. If no
match can be found, this will default back to the
first index.
If no first index... create '' ?
"""
self.setExistsFlag(False)
# get all matches
items = self.model().findItems(text, Qt.MatchExactly)
# set to index of match
if len(items) > 0:
index = self.model().indexFromItem(items[0]).row()
self.setCurrentIndex(index)
else:
self.setCurrentIndex(0)
self.previous_text = self.currentText()
self.setExistsFlag(True)
def isUserInputValid(self):
"""
Determines if the new user input is currently
in the model.
Returns True if this is an existing item, Returns
false if it is not.
"""
items = self.model().findItems(self.currentText(), Qt.MatchExactly)
if len(items) > 0:
return True
else:
return False
def setupStyleSheet(self):
width = self.width()
dropdown_width = int(width * 0.35)
style_sheet_args = iColor.style_sheet_args
style_sheet_args['width'] = dropdown_width
# QComboBox {{
# border: None;
# background-color: rgba{rgba_gray_0}
# }}
style_sheet = """
QComboBox{{
border: None;
background-color: rgba{rgba_gray_0};
color: rgba{rgba_text};
}}
QComboBox::drop-down {{
width: {width}px;
}}
QLineEdit{{
border: None;
background-color: rgba{rgba_gray_0};
color: rgba{rgba_text};
}}
QListView{{
border: None;
background-color: rgba{rgba_gray_0};
color: rgba{rgba_text};
}}
QListView::item:hover{{
background-color: rgba(255,0,0,255);
}}
""".format(**style_sheet_args)
self.completer.popup().setStyleSheet("""
QListView{{
border: None;
background-color: rgba{rgba_gray_0};
color: rgba{rgba_text};
}}
QListView::item:hover{{
background-color: rgba(255,0,0,255);
}}
""".format(**style_sheet_args))
self.setStyleSheet(style_sheet)
""" API """
def __selectionChangedEmit(self):
pass
def setSelectionChangedEmitEvent(self, method):
"""
sets the method for the selection changed emit call
this will be called everytime the user hits enter/return
inside of the line edits as a way of sending an emit
signal from the current text changed (finalized) before
input changed event...
"""
self.__selectionChangedEmit = method
def __getCleanItems(self):
return []
def setCleanItemsFunction(self, function):
"""
Sets the function to get the list of strings to populate the model
function (function): function to return a list of strings to be shown
to the user
"""
self.__getCleanItems = function
def getCleanItems(self):
"""
Returns a list of strings based off of the function set with
setCleanItemsFunction
"""
return self.__getCleanItems()
""" EVENTS """
def userFinishedEditing(self):
is_input_valid = self.isUserInputValid()
if is_input_valid:
self.__selectionChangedEmit()
self.previous_text = self.currentText()
#self.userFinishedEditingEvent(self.currentText())
else:
self.setCurrentIndexToText(self.previous_text)
def resizeEvent(self, event):
self.setupStyleSheet()
return QComboBox.resizeEvent(self, event)
def event(self, event, *args, **kwargs):
"""
Registering key presses in here as for some reason
they don't work in the keyPressEvent method...
"""
if event.type() == QEvent.KeyPress:
# tab
if event.key() == Qt.Key_Tab:
self.next_completion()
return True
# shift tab
elif event.key() == Qt.Key_Tab + 1:
self.previous_completion()
return True
# enter pressed
elif event.key() in [Qt.Key_Return, Qt.Key_Enter, Qt.Key_Down]:
self.__selectionChangedEmit()
elif event.type() == QEvent.MouseButtonRelease:
self.completer.setPopup(self.view())
return QComboBox.event(self, event, *args, **kwargs)
""" PROPERTIES """
def getExistsFlag(self):
return self._exists
def setExistsFlag(self, exists):
self._exists = exists
def getItemList(self):
return self._item_list
def setItemList(self, item_list):
if self.previous_text == '':
item_list.insert(0, '')
self._item_list = item_list
@property
def previous_text(self):
return self._previous_text
@previous_text.setter
def previous_text(self, previous_text):
self._previous_text = previous_text
