CREPrePostList.cpp

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/*
 * Crossfire -- cooperative multi-player graphical RPG and adventure game
 *
 * Copyright (c) 2022 the Crossfire Development Team
 *
 * Crossfire is free software and comes with ABSOLUTELY NO WARRANTY. You are
 * welcome to redistribute it under certain conditions. For details, please
 * see COPYING and LICENSE.
 *
 * The authors can be reached via e-mail at <crossfire@metalforge.org>.
 */
 
#include <QtWidgets>
#include "CREPrePostList.h"
#include "CREPrePostConditionDelegate.h"
 
PrePostWidget::PrePostWidget(QWidget* parent, Mode mode, const MessageManager* manager) : QWidget(parent), myMode(mode)
{
    myList = new QListWidget(parent);
    myList->setItemDelegate(new CREPrePostSingleConditionDelegate(myList, mode, manager));
    connect(myList, &QListWidget::itemChanged, this, [&] () { emit dataModified(); });
 
    QPushButton* addCondition = new QPushButton(tr("add"), this);
    connect(addCondition, SIGNAL(clicked(bool)), this, SLOT(onAddCondition(bool)));
 
    QPushButton* delCondition = new QPushButton(tr("delete"), this);
    connect(delCondition, SIGNAL(clicked(bool)), this, SLOT(onDeleteCondition(bool)));
 
    QPushButton* reset = new QPushButton(tr("reset changes"), this);
    connect(reset, SIGNAL(clicked(bool)), this, SLOT(onReset(bool)));
 
    QHBoxLayout* buttons = new QHBoxLayout();
    buttons->addWidget(addCondition);
    buttons->addWidget(delCondition);
    buttons->addWidget(reset);
 
    QVBoxLayout* l = new QVBoxLayout(this);
    l->addWidget(myList);
    l->addLayout(buttons);
    setLayout(l);
}
 
QList<QStringList> PrePostWidget::data() const
{
    QList<QStringList> value;
    for (int i = 0; i < myList->count(); i++)
    {
        QListWidgetItem* wi = myList->item(i);
        QStringList data = wi->data(Qt::UserRole).value<QStringList>();
        if (myMode == SetWhen)
            data.pop_front();
        value.append(data);
    }
    return value;
}
 
void PrePostWidget::addItem(const QStringList &item)
{
    QStringList display(item);
    if (myMode == SetWhen)
        display.pop_front();
    QListWidgetItem* wi = new QListWidgetItem(display.join(" "));
    wi->setData(Qt::UserRole, QVariant::fromValue(item));
    wi->setFlags(wi->flags() | Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsEditable);
    myList->addItem(wi);
    emit dataModified();
}
 
void PrePostWidget::setData(const QList<QStringList>& data)
{
    myList->clear();
    for (QStringList item : data)
    {
        if (myMode == SetWhen && !item.empty() && item[0] != "quest")
            item.push_front("quest");
        addItem(item);
    }
    myOriginal = data;
}
 
void PrePostWidget::onAddCondition(bool)
{
    QStringList item;
    item << "quest";
    addItem(item);
    myList->setCurrentRow(myList->count() - 1);
    myList->edit(myList->currentIndex());
    emit dataModified();
}
 
void PrePostWidget::onDeleteCondition(bool)
{
    if (myList->currentRow() == -1)
        return;
 
    delete myList->takeItem(myList->currentRow());
    emit dataModified();
}
 
void PrePostWidget::onReset(bool)
{
    if (QMessageBox::question(this, "Confirm reset", "Reset the conditions to their initial values, losing all changes?") != QMessageBox::StandardButton::Yes)
        return;
    setData(myOriginal);
    emit dataModified();
}
 
CREPrePostList::CREPrePostList(QWidget* parent, PrePostWidget::Mode mode, const MessageManager* manager) : QDialog(parent) {
    setModal(true);
    switch (mode) {
        case PrePostWidget::PreConditions:
            setWindowTitle(tr("Message pre-conditions"));
            break;
        case PrePostWidget::PostConditions:
            setWindowTitle(tr("Message post-conditions"));
            break;
        case PrePostWidget::SetWhen:
            setWindowTitle(tr("Step set when conditions are met"));
            break;
    }
 
   auto layout = new QVBoxLayout(this);
    myWidget = new PrePostWidget(this, mode, manager);
    layout->addWidget(myWidget);
}