class BlockInspector(QWidget):
"""
This class contains the widget for displaying the description of a network
block in the ParamToolbar. Each block attribute is labeled and wrapped
in a drop-down box.
Attributes
----------
layout : QVBoxLayout
Vertical main_layout of the widget.
title_label : CustomLabel
Title of the widget.
description_label : CustomLabel
Description of the block.
parameters : QWidget
Container of parameters.
parameters_label : CustomLabel
Label of parameters.
parameters_layout : QVBoxLayout
Vertical main_layout of parameters.
inputs : QWidget
Container of inputs.
inputs_label : CustomLabel
Label of inputs.
inputs_layout : QVBoxLayout
Vertical main_layout of inputs.
outputs : QWidget
Container of outputs.
outputs_label : CustomLabel
Label of outputs.
outputs_layout : QVBoxLayout
Vertical main_layout of outputs.
"""
def __init__(self, block: NodeBlock):
super().__init__()
self.setStyleSheet(style.BLOCK_BOX_STYLE)
self.layout = QVBoxLayout()
self.layout.setSpacing(0)
self.layout.setContentsMargins(0, 0, 10, 0)
self.setLayout(self.layout)
self.adjustSize()
self.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Maximum)
# Widget title
self.title_label = CustomLabel()
self.title_label.setStyleSheet(style.TITLE_LABEL_STYLE)
self.title_label.setText(block.block_id + ":" + block.node.name)
# NodeBlock description
self.description_label = CustomLabel()
self.description_label.setStyleSheet(style.DESCRIPTION_STYLE)
self.description_label.setWordWrap(True)
self.description_label.setAlignment(Qt.AlignLeft)
self.description_label.setText(block.node.descr)
self.description_label.setSizePolicy(QSizePolicy.Preferred,
QSizePolicy.Minimum)
# Parameters section
if block.node.param:
self.parameters_label = CustomLabel("Parameters")
self.parameters_label.setStyleSheet(style.NODE_LABEL_STYLE)
self.parameters = QWidget()
self.parameters_layout = QVBoxLayout()
self.parameters_layout.setSpacing(0)
self.parameters.setLayout(self.parameters_layout)
self.parameters.setStyleSheet("padding: 0px")
for par, values in block.node.param.items():
self.parameters_layout.addWidget(DropDownLabel(par, values))
# Inputs section
if block.node.input:
self.inputs_label = CustomLabel("Input")
self.inputs_label.setStyleSheet(style.NODE_LABEL_STYLE)
self.inputs = QWidget()
self.inputs_layout = QVBoxLayout()
self.inputs_layout.setSpacing(0)
self.inputs.setLayout(self.inputs_layout)
self.inputs.setStyleSheet("padding: 0px")
for par, values in block.node.input.items():
self.inputs_layout.addWidget(DropDownLabel(par, values))
# Outputs section
if block.node.output:
self.outputs_label = CustomLabel("Output")
self.outputs_label.setStyleSheet(style.NODE_LABEL_STYLE)
self.outputs = QWidget()
self.outputs_layout = QVBoxLayout()
self.outputs_layout.setSpacing(0)
self.outputs.setLayout(self.outputs_layout)
self.outputs.setStyleSheet("padding: 0px")
for par, values in block.node.output.items():
self.outputs_layout.addWidget(DropDownLabel(par, values))
# Compose widget
self.layout.addWidget(self.title_label)
self.layout.addWidget(self.description_label)
if block.node.param:
self.layout.addWidget(self.parameters_label)
self.layout.addWidget(self.parameters)
if block.node.input:
self.layout.addWidget(self.inputs_label)
self.layout.addWidget(self.inputs)
if block.node.output:
self.layout.addWidget(self.outputs_label)
self.layout.addWidget(self.outputs)
class DropDownLabel(QWidget):
"""
This widget displays a generic parameter name and value.
It features a drop-down arrow button that shows or hides
the description.
Attributes
----------
layout : QVBoxLayout
Vertical main_layout of the widget.
top : QWidget
First part of the widget with name, type and default value of the
parameter.
top_layout : QHBoxLayout
Horizontal main_layout of the top of the widget.
name_label : CustomLabel
Id and type of the object.
type_label : CustomLabel
Object type.
default_label : CustomLabel
Eventual default value.
down_button : CustomButton
Arrow button to show/hide the description of the parameter.
description : CustomLabel
Description of the parameter.
Methods
----------
change_description_mode()
This method shows or hides the description of the parameter.
"""
def __init__(self, name: str, parameters: dict):
super().__init__()
self.layout = QVBoxLayout()
self.setContentsMargins(0, 0, 0, 0)
self.setLayout(self.layout)
self.setStyleSheet(style.DROPDOWN_STYLE)
self.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Expanding)
# Top bar with short info
self.top = QWidget()
self.top.setContentsMargins(0, 0, 0, 0)
self.top.setStyleSheet(style.DROPDOWN_TOP_STYLE)
self.top_layout = QHBoxLayout()
self.top_layout.setContentsMargins(0, 0, 0, 0)
self.top.setLayout(self.top_layout)
self.name_label = CustomLabel(name)
self.name_label.setAlignment(Qt.AlignLeft)
self.name_label.setStyleSheet(style.DROPDOWN_NAME_STYLE)
self.top_layout.addWidget(self.name_label, Qt.AlignLeft)
self.type_label = CustomLabel(parameters["type"])
self.type_label.setAlignment(Qt.AlignLeft)
self.type_label.setToolTip("Type")
self.type_label.setStyleSheet(style.DROPDOWN_TYPE_STYLE)
self.top_layout.addWidget(self.type_label, Qt.AlignLeft)
if "default" in parameters:
self.default_label = CustomLabel(parameters["default"])
self.default_label.setStyleSheet(style.DROPDOWN_DEFAULT_STYLE)
self.default_label.setToolTip("Default value")
self.default_label.setAlignment(Qt.AlignCenter)
self.top_layout.addWidget(self.default_label, Qt.AlignRight)
self.down_button = CustomButton("\u25bc")
self.down_button.setStyleSheet(style.DROPDOWN_ARROW_STYLE)
self.down_button.clicked.connect(lambda: self.__toggle_visibility())
self.top_layout.addWidget(self.down_button, Qt.AlignRight)
self.layout.addWidget(self.top)
self.description = CustomLabel(parameters["description"])
self.description.setSizePolicy(QSizePolicy.Minimum,
QSizePolicy.Maximum)
self.description.setWordWrap(True)
self.description.setStyleSheet(style.DESCRIPTION_STYLE)
self.description.hide()
self.layout.addWidget(self.description)
def __toggle_visibility(self):
"""
This method toggles the visibility of the parameter description
changing the arrow icon of the button.
"""
if self.description.isHidden():
self.description.show()
self.down_button.setText("\u25b2")
else:
self.description.hide()
self.down_button.setText("\u25bc")