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from PyQt5 import QtWidgets, QtCore
from typing import Optional, Tuple, List, Any
import db.tasks
from model.task import Task, ValidTaskForm
from model import difficulty, priority
import gui.icon
import gui.tasks.form.state
import gui.tasks.duration
class TextEditSignal(QtCore.QObject):
_signal = QtCore.pyqtSignal(str, name = 'textEdit')
def __init__(self):
QtCore.QObject.__init__(self)
def emit(self, text: str):
self._signal.emit(text)
def connect(self, f):
self._signal.connect(f)
def widget(
parent: QtWidgets.QWidget,
action_title: str,
task: Task,
on_validated,
on_cancel):
widget = QtWidgets.QWidget(parent)
layout = QtWidgets.QVBoxLayout(widget)
widget.setLayout(layout)
grid = QtWidgets.QWidget(widget)
layout.addWidget(grid)
grid_layout = QtWidgets.QGridLayout(grid)
grid.setLayout(grid_layout)
init_name = task.name if task is not None else ''
name_input = line_edit(grid, grid_layout, 0, 'Name', init_name)
init_duration = gui.tasks.duration.format(task.duration) if task is not None else ''
duration_input = line_edit(grid, grid_layout, 1, 'Duration', init_duration)
init_tag = task.tag if task is not None else ''
tag_input = line_edit(grid, grid_layout, 2, 'Tag', init_tag)
init_difficulty = task.difficulty if task is not None else difficulty.Difficulty.NORMAL
difficulty_input = combo_box(
grid,
grid_layout,
3,
'Difficulty',
[difficulty.format(d) for d in difficulty.values],
int(init_difficulty))
init_priority = task.priority if task is not None else priority.Priority.MIDDLE
priority_input = combo_box(
grid,
grid_layout,
4,
'Priority',
[priority.format(d) for d in priority.values],
int(init_priority))
init_description = task.description if task is not None else ''
(description_input, description_signal) = text_edit(widget, 'Description', init_description)
layout.addWidget(description_input)
task_form_edition = gui.tasks.form.state.TaskFormEdition(
init_name,
name_input.textChanged,
init_duration,
duration_input.textChanged,
init_tag,
tag_input.textChanged,
init_difficulty,
difficulty_input.currentIndexChanged,
init_priority,
priority_input.currentIndexChanged,
init_description,
description_signal)
def on_validate():
form = task_form_edition.get()
if form:
on_validated(form)
layout.addWidget(buttons(
parent = widget,
action_title = action_title,
task_form_signal = task_form_edition.signal(),
on_validate = on_validate,
on_cancel = on_cancel))
return widget
def line_edit(
parent,
layout: QtWidgets.QGridLayout,
n: int,
label: str,
default_value: str) -> QtWidgets.QLineEdit:
label = QtWidgets.QLabel(label, parent)
layout.addWidget(label, n, 0)
edit = QtWidgets.QLineEdit(parent)
if default_value != None:
edit.setText(default_value)
layout.addWidget(edit, n, 1)
return edit
def combo_box(
parent,
layout: QtWidgets.QGridLayout,
n: int,
label: str,
values: List[str],
default_value: int) -> QtWidgets.QComboBox:
label = QtWidgets.QLabel(label, parent)
layout.addWidget(label, n, 0)
box = QtWidgets.QComboBox(parent)
for value in values:
box.addItem(value)
if default_value != None:
box.setCurrentIndex(default_value)
layout.addWidget(box, n, 1)
return box
def text_edit(
parent,
label: str,
default_value: str) -> Tuple[QtWidgets.QWidget, TextEditSignal]:
widget = QtWidgets.QWidget(parent)
layout = QtWidgets.QVBoxLayout(widget)
signal = TextEditSignal()
label = QtWidgets.QLabel(label, parent)
layout.addWidget(label)
edit = QtWidgets.QTextEdit(parent)
if default_value != None:
edit.insertPlainText(default_value)
layout.addWidget(edit)
edit.textChanged.connect(lambda: signal.emit(edit.toPlainText()))
return (widget, signal)
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.icon.dialog_apply(validate.style()))
validate.clicked.connect(on_validate);
layout.addWidget(validate)
def on_task_form_signal(form: Optional[ValidTaskForm]):
if form:
validate.setEnabled(True)
else:
validate.setDisabled(True)
task_form_signal.connect(on_task_form_signal)
cancel = QtWidgets.QPushButton('cancel', widget)
cancel.setIcon(gui.icon.dialog_cancel(cancel.style()))
cancel.clicked.connect(on_cancel)
layout.addWidget(cancel)
return widget
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