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/*
TaskEditor.cpp
This file is part of Charm, a task-based time tracking application.
Copyright (C) 2008-2018 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
Author: Mirko Boehm <mirko.boehm@kdab.com>
Author: Frank Osterfeld <frank.osterfeld@kdab.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "TaskEditor.h"
#include "SelectTaskDialog.h"
#include "ViewHelpers.h"
#include "Core/CharmConstants.h"
#include "Core/CharmDataModel.h"
#include "Core/TaskTreeItem.h"
#include <QCalendarWidget>
#include <QCheckBox>
#include <QPushButton>
#include <QMessageBox>
#include "ui_TaskEditor.h"
TaskEditor::TaskEditor(QWidget *parent)
: QDialog(parent)
, m_ui(new Ui::TaskEditor)
{
m_ui->setupUi(this);
m_ui->dateEditFrom->calendarWidget()->setFirstDayOfWeek(Qt::Monday);
m_ui->dateEditFrom->calendarWidget()->setVerticalHeaderFormat(QCalendarWidget::ISOWeekNumbers);
m_ui->dateEditTo->calendarWidget()->setFirstDayOfWeek(Qt::Monday);
m_ui->dateEditTo->calendarWidget()->setVerticalHeaderFormat(QCalendarWidget::ISOWeekNumbers);
connect(m_ui->pushButtonParent, &QPushButton::clicked, this, &TaskEditor::slotSelectParent);
connect(m_ui->dateEditFrom, &QDateEdit::dateChanged, this, &TaskEditor::slotDateChanged);
connect(m_ui->dateEditTo, &QDateEdit::dateChanged, this, &TaskEditor::slotDateChanged);
connect(m_ui->checkBoxFrom, &QCheckBox::clicked, this, &TaskEditor::slotCheckBoxChecked);
connect(m_ui->checkBoxUntil, &QCheckBox::clicked, this, &TaskEditor::slotCheckBoxChecked);
}
TaskEditor::~TaskEditor()
{
}
void TaskEditor::setTask(const Task &task)
{
Q_ASSERT(m_ui);
m_task = task;
const TaskTreeItem &taskTreeItem
= MODEL.charmDataModel()->taskTreeItem(task.id());
m_ui->labelTaskName->setText(MODEL.charmDataModel()->fullTaskName(taskTreeItem.task()));
m_ui->lineEditName->setText(task.name());
m_ui->checkBoxTrackable->setChecked(task.trackable());
if (task.parent() != 0) {
const TaskTreeItem &parentItem
= MODEL.charmDataModel()->taskTreeItem(task.parent());
const QString name = parentItem.task().name();
m_ui->pushButtonParent->setText(name);
} else {
m_ui->pushButtonParent->setText(tr("Choose Parent Task"));
}
if (task.parent() == 0) {
m_ui->checkBoxTopLevel->setChecked(true);
} else {
m_ui->checkBoxTopLevel->setChecked(false);
}
QDate start = task.validFrom().date();
if (start.isValid()) {
m_ui->dateEditFrom->setDate(start);
m_ui->checkBoxFrom->setChecked(false);
} else {
m_ui->checkBoxFrom->setChecked(true);
m_ui->dateEditFrom->setDate(QDate::currentDate());
}
QDate end = task.validUntil().date();
if (end.isValid()) {
m_ui->dateEditTo->setDate(end);
m_ui->checkBoxUntil->setChecked(false);
} else {
m_ui->checkBoxUntil->setChecked(true);
m_ui->dateEditTo->setDate(QDate::currentDate());
}
m_ui->lineEditComment->setText(task.comment());
checkInvariants();
}
Task TaskEditor::getTask() const
{
Task newTask = m_task;
newTask.setName(m_ui->lineEditName->text());
newTask.setTrackable(m_ui->checkBoxTrackable->isChecked());
if (m_ui->checkBoxTopLevel->isChecked())
newTask.setParent(0);
if (m_ui->checkBoxFrom->isChecked()) {
newTask.setValidFrom(QDateTime());
} else {
newTask.setValidFrom(m_ui->dateEditFrom->dateTime());
}
if (m_ui->checkBoxUntil->isChecked()) {
newTask.setValidUntil(QDateTime());
} else {
newTask.setValidUntil(m_ui->dateEditTo->dateTime());
}
newTask.setComment(m_ui->lineEditComment->text());
return newTask;
}
bool parentTreeIsTree(TaskId newParent, TaskId task)
{
QList<TaskId> parents;
TaskId parent = newParent;
while (parent != 0) {
parents << parent;
const TaskTreeItem &parentItem = MODEL.charmDataModel()->taskTreeItem(parent);
parent = parentItem.task().parent();
}
return !parents.contains(task);
}
void TaskEditor::slotSelectParent()
{
SelectTaskDialog dialog(this);
dialog.setNonTrackableSelectable();
Q_FOREVER {
if (dialog.exec()) {
TaskId newParentId = dialog.selectedTask();
const TaskTreeItem &parentItem
= MODEL.charmDataModel()->taskTreeItem(newParentId);
QString name = m_task.name();
QString parent = parentItem.task().name();
if (parentTreeIsTree(newParentId, m_task.id())) {
m_task.setParent(dialog.selectedTask());
if (newParentId != 0) {
m_ui->pushButtonParent->setText(parent);
} else {
m_ui->pushButtonParent->setText(tr("Choose Parent Task"));
}
break;
}
QMessageBox::information(this, tr("Please choose another task"),
tr(
"The task \"%1\" cannot be selected as the parent task for \"%2\","
" because they are the same, or \"%3\" is a direct or indirect subtask of \"%4\".")
.arg(parent, name, parent, name));
} else {
break;
}
}
}
void TaskEditor::slotDateChanged(const QDate &)
{
checkInvariants();
}
void TaskEditor::slotCheckBoxChecked(bool)
{
checkInvariants();
}
void TaskEditor::checkInvariants()
{
bool acceptable;
// the start and end dates are acceptable if
// * both start and end date are deactivated,
// * if only one date is set, or
// * if none are set, and the start date is before the end date
if (m_ui->checkBoxFrom->isChecked() && m_ui->checkBoxUntil->isChecked()) {
acceptable = true;
} else if (m_ui->checkBoxFrom->isChecked() || m_ui->checkBoxUntil->isChecked()) {
acceptable = true;
} else if (m_ui->dateEditFrom->dateTime() < m_ui->dateEditTo->dateTime()) {
acceptable = true;
} else {
acceptable = false;
}
m_ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(acceptable);
}
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