ChangesDock.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 "ChangesDock.h"
#include <QTextEdit>
#include <QFile>
#include "CRESettings.h"
#include <QHelpEngineCore>
 
ChangesDock::ChangesDock(QHelpEngineCore *help, QWidget *parent) : QDockWidget(tr("Changes"), parent) {
    setAllowedAreas(Qt::RightDockWidgetArea);
    setFeatures(DockWidgetClosable);
    setVisible(false);
 
    QTextEdit *changes = new QTextEdit(this);
    changes->setReadOnly(true);
    setWidget(changes);
 
    connect(help, &QHelpEngineCore::setupFinished, [this, help, changes] () { helpReady(help, changes); });
}
 
void ChangesDock::helpReady(QHelpEngineCore *help, QTextEdit *edit) {
    QString content("No content to display");
    auto links = help->linksForIdentifier("changes");
    if (!links.empty()) {
        content = help->fileData(links.begin().value());
    }
    edit->setText(content);
 
    CRESettings settings;
    if (settings.showChanges() && settings.changesLength() != content.length()) {
        setVisible(true);
        settings.setChangesLength(content.length());
    }
 
}