kmenuedit/klinespellchecking.cpp at master · KDE/kmenuedit · GitHub

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/*
 *   SPDX-FileCopyrightText: 2008 Montel Laurent <montel@kde.org>
 *
 *   SPDX-License-Identifier: GPL-2.0-or-later
 *
 */
#include "klinespellchecking.h"

#include <QContextMenuEvent>
#include <QMenu>

#include <KActionCollection>
#include <KStandardActions>
#include <QAction>
#include <sonnet/backgroundchecker.h>
#include <sonnet/dialog.h>

KLineSpellChecking::KLineSpellChecking(QWidget *parent)
    : KLineEdit(parent)
{
    KActionCollection *ac = new KActionCollection(this);
    m_spellAction = KStandardActions::spelling(this, &KLineSpellChecking::slotCheckSpelling, ac);
}

KLineSpellChecking::~KLineSpellChecking()
{
}

void KLineSpellChecking::slotCheckSpelling()
{
    if (text().isEmpty()) {
        return;
    }
    Sonnet::Dialog *spellDialog = new Sonnet::Dialog(new Sonnet::BackgroundChecker(this), nullptr);
    connect(spellDialog, &Sonnet::Dialog::replace, this, &KLineSpellChecking::spellCheckerCorrected);
    connect(spellDialog, &Sonnet::Dialog::misspelling, this, &KLineSpellChecking::spellCheckerMisspelling);
    connect(spellDialog, SIGNAL(done(QString)), this, SLOT(slotSpellCheckDone(QString)));
    connect(spellDialog, &Sonnet::Dialog::cancel, this, &KLineSpellChecking::spellCheckerFinished);
    connect(spellDialog, &Sonnet::Dialog::stop, this, &KLineSpellChecking::spellCheckerFinished);
    spellDialog->setBuffer(text());
    spellDialog->show();
}

void KLineSpellChecking::spellCheckerMisspelling(const QString &_text, int pos)
{
    highLightWord(_text.length(), pos);
}

void KLineSpellChecking::highLightWord(int length, int pos)
{
    setSelection(pos, length);
}

void KLineSpellChecking::spellCheckerCorrected(const QString &old, int pos, const QString &corr)
{
    if (old != corr) {
        setSelection(pos, old.length());
        insert(corr);
        setSelection(pos, corr.length());
    }
}

void KLineSpellChecking::spellCheckerFinished()
{
}

void KLineSpellChecking::slotSpellCheckDone(const QString &s)
{
    if (s != text()) {
        setText(s);
    }
}

void KLineSpellChecking::contextMenuEvent(QContextMenuEvent *e)
{
    QMenu *popup = createStandardContextMenu();

    if (!popup) {
        return;
    }

    if (echoMode() == QLineEdit::Normal && !isReadOnly()) {
        popup->addSeparator();

        popup->addAction(m_spellAction);
        m_spellAction->setEnabled(!text().isEmpty());
    }
    popup->exec(e->globalPos());
    delete popup;
}