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/*
SPDX-FileCopyrightText: 2019-2026 Laurent Montel <montel@kde.org>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "grammarresulttextedit.h"
using namespace Qt::Literals::StringLiterals;
#include "grammarresultutil.h"
#include "textgrammarcheck_debug.h"
#include <KStatefulBrush>
#include <KLocalizedString>
#include <KStandardActions>
#include <QDesktopServices>
#include <KColorScheme>
#include <QAction>
#include <QContextMenuEvent>
#include <QMenu>
#include <QPainter>
using namespace TextGrammarCheck;
GrammarResultTextEdit::GrammarResultTextEdit(QWidget *parent)
: QTextEdit(parent)
{
setReadOnly(true);
setAcceptRichText(false);
generalPaletteChanged();
}
GrammarResultTextEdit::~GrammarResultTextEdit() = default;
void GrammarResultTextEdit::paintEvent(QPaintEvent *event)
{
if (document()->isEmpty()) {
const QString label = i18n("Any text to check.");
QPainter p(viewport());
QFont font = p.font();
font.setItalic(true);
p.setFont(font);
if (!mTextColor.isValid()) {
generalPaletteChanged();
}
p.setPen(mTextColor);
p.drawText(QRect(0, 0, width(), height()), Qt::AlignCenter, label);
} else {
QTextEdit::paintEvent(event);
}
}
bool GrammarResultTextEdit::event(QEvent *ev)
{
if (ev->type() == QEvent::ApplicationPaletteChange) {
generalPaletteChanged();
}
return QTextEdit::event(ev);
}
void GrammarResultTextEdit::generalPaletteChanged()
{
const QPalette palette = viewport()->palette();
QColor color = palette.text().color();
color.setAlpha(128);
mTextColor = color;
const KStatefulBrush bgBrush = KStatefulBrush(KColorScheme::View, KColorScheme::NegativeText);
mNegativeTextColor = bgBrush.brush(palette).color();
}
void GrammarResultTextEdit::applyGrammarResult(const QVector<GrammarError> &infos)
{
GrammarResultUtil::applyGrammarResult(infos, document(), mNegativeTextColor);
}
void GrammarResultTextEdit::contextMenuEvent(QContextMenuEvent *event)
{
QMenu *popup = createStandardContextMenu();
if (popup) {
QTextCursor cursor = cursorForPosition(event->pos());
if (cursor.charFormat().hasProperty(GrammarResultUtil::TextInfo::ReplaceFormatInfo)) {
const auto act = cursor.charFormat().property(GrammarResultUtil::TextInfo::ReplaceFormatInfo).value<TextGrammarCheck::GrammarAction>();
const QStringList sugg = act.suggestions();
if (!sugg.isEmpty()) {
popup->addSeparator();
QMenu *popupReplacement = popup->addMenu(i18n("Replacement"));
for (const QString &str : sugg) {
QAction *actReplacement = popupReplacement->addAction(str);
connect(actReplacement, &QAction::triggered, this, [this, act, str]() {
slotReplaceWord(act, str);
});
}
const QStringList lst = act.infoUrls();
if (!lst.isEmpty()) {
QMenu *popupUrlInfo = popup->addMenu(i18n("Online Grammar Information"));
for (const QString &str : lst) {
QAction *actUrlInfo = popupUrlInfo->addAction(str);
connect(actUrlInfo, &QAction::triggered, this, [this, str]() {
slotOpenGrammarUrlInfo(str);
});
}
}
} else {
qCDebug(TEXTGRAMMARCHECK_LOG) << " no suggestion " << act;
}
}
popup->addSeparator();
QAction *checkAgainAct = popup->addAction(QIcon::fromTheme(u"view-refresh"_s), i18n("Check Again"));
connect(checkAgainAct, &QAction::triggered, this, &GrammarResultTextEdit::checkAgain);
popup->addSeparator();
QAction *configureAct = popup->addAction(QIcon::fromTheme(u"settings-configure"_s), i18n("Configure…"));
connect(configureAct, &QAction::triggered, this, &GrammarResultTextEdit::configure);
popup->addSeparator();
QAction *closeAct = KStandardActions::close(this, &GrammarResultTextEdit::closeChecker, this);
closeAct->setShortcut({});
popup->addAction(closeAct);
popup->exec(event->globalPos());
delete popup;
}
}
void GrammarResultTextEdit::slotOpenGrammarUrlInfo(const QString &url)
{
QDesktopServices::openUrl(QUrl(url));
}
void GrammarResultTextEdit::slotReplaceWord(const TextGrammarCheck::GrammarAction &act, const QString &replacementWord)
{
TextGrammarCheck::GrammarAction actWithReplacement = act;
actWithReplacement.setReplacement(replacementWord);
GrammarResultUtil::replaceWord(actWithReplacement, replacementWord, document());
Q_EMIT replaceText(actWithReplacement);
}
#include "moc_grammarresulttextedit.cpp"
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