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from PyQt5 import QtCore, QtWidgets
import db.tasks
from model.task import Task, TaskForm
import gui.icons
def dialog(
parent: QtWidgets.QWidget,
title: str,
action_title: str,
task: Task,
on_validated):
dialog = QtWidgets.QDialog(parent)
dialog.setWindowTitle(title)
dialog.setMinimumSize(QtCore.QSize(320, 240))
layout = QtWidgets.QVBoxLayout(dialog)
dialog.setLayout(layout)
init_name = task.name if task is not None else ''
(name_labelled_input, name_input) = labelled_input(dialog, 'Name', init_name)
layout.addWidget(name_labelled_input)
init_tag = task.tag if task is not None else ''
(tag_labelled_input, tag_input) = labelled_input(dialog, 'Tag', init_tag)
layout.addWidget(tag_labelled_input)
task_form_edition = TaskFormEdition(
init_name,
name_input.textChanged,
init_tag,
tag_input.textChanged)
layout.addWidget(buttons(
parent = dialog,
action_title = action_title,
task_form_signal = task_form_edition.signal(),
on_validate = lambda: validate(dialog, task_form_edition.get(), on_validated),
on_cancel = lambda: dialog.reject()))
return dialog
# Use grid ?
def labelled_input(parent, label: str, default_value: str):
widget = QtWidgets.QWidget(parent)
layout = QtWidgets.QHBoxLayout(widget)
widget.setLayout(layout)
label = QtWidgets.QLabel(label, widget)
layout.addWidget(label)
line_edit = QtWidgets.QLineEdit(widget)
if default_value != None:
line_edit.setText(default_value)
layout.addWidget(line_edit)
return (widget, line_edit)
def buttons(parent, action_title, task_form_signal, on_validate, on_cancel):
widget = QtWidgets.QWidget(parent)
layout = QtWidgets.QHBoxLayout(widget)
validate = QtWidgets.QPushButton(action_title, widget)
validate.setDisabled(True)
validate.setIcon(gui.icons.dialog_apply(validate.style()))
validate.clicked.connect(on_validate);
layout.addWidget(validate)
def on_task_form_signal(task_form):
if validate_form(task_form):
validate.setEnabled(True)
else:
validate.setDisabled(True)
task_form_signal.connect(on_task_form_signal)
cancel = QtWidgets.QPushButton('cancel', widget)
cancel.setIcon(gui.icons.dialog_cancel(cancel.style()))
cancel.clicked.connect(on_cancel)
layout.addWidget(cancel)
return widget
def validate(dialog, task_form: TaskForm, on_validated):
valid_form = validate_form(task_form)
if valid_form:
on_validated(valid_form)
dialog.accept()
def clean_form(task_form: TaskForm):
return TaskForm(
name = task_form.name.strip(),
tag = task_form.tag.strip())
def validate_form(task_form: TaskForm):
task_form = clean_form(task_form)
if task_form.name:
return task_form
else:
return None
#####################
# Task form edition #
#####################
class TaskFormEdition:
def __init__(self, name, name_signal, tag, tag_signal):
self._name = name
self._tag = tag
self._signal = TaskFormSignal()
name_signal.connect(lambda name: self.on_name_signal(name))
tag_signal.connect(lambda tag: self.on_tag_signal(tag))
def get(self):
return TaskForm(
name = self._name,
tag = self._tag)
def on_name_signal(self, name: str):
self._name = name
self._signal.emit(self.get())
def on_tag_signal(self, tag: str):
self._tag = tag
self._signal.emit(self.get())
def signal(self):
return self._signal
class TaskFormSignal(QtCore.QObject):
_signal = QtCore.pyqtSignal(TaskForm, name = 'taskForm')
def __init__(self):
QtCore.QObject.__init__(self)
def emit(self, taskForm):
self._signal.emit(taskForm)
def connect(self, f):
self._signal.connect(f)
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