1 files changed, 142 insertions, 0 deletions
diff --git a/meshmc/launcher/ui/widgets/ErrorFrame.cpp b/meshmc/launcher/ui/widgets/ErrorFrame.cpp
new file mode 100644
index 0000000000..eb786149bc
--- /dev/null
+++ b/meshmc/launcher/ui/widgets/ErrorFrame.cpp
@@ -0,0 +1,142 @@
+/* SPDX-FileCopyrightText: 2026 Project Tick
+ * SPDX-FileContributor: Project Tick
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ *   MeshMC - A Custom Launcher for Minecraft
+ *   Copyright (C) 2026 Project Tick
+ *
+ *   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 3 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 <https://www.gnu.org/licenses/>.
+ *
+ *  This file incorporates work covered by the following copyright and
+ *  permission notice:
+ *
+ * Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <QMessageBox>
+#include <QtGui>
+
+#include "ErrorFrame.h"
+#include "ui_ErrorFrame.h"
+
+#include "ui/dialogs/CustomMessageBox.h"
+
+void ErrorFrame::clear()
+{
+	setTitle(QString());
+	setDescription(QString());
+}
+
+ErrorFrame::ErrorFrame(QWidget* parent) : QFrame(parent), ui(new Ui::ErrorFrame)
+{
+	ui->setupUi(this);
+	ui->label_Description->setHidden(true);
+	ui->label_Title->setHidden(true);
+	updateHiddenState();
+}
+
+ErrorFrame::~ErrorFrame()
+{
+	delete ui;
+}
+
+void ErrorFrame::updateHiddenState()
+{
+	if (ui->label_Description->isHidden() && ui->label_Title->isHidden()) {
+		setHidden(true);
+	} else {
+		setHidden(false);
+	}
+}
+
+void ErrorFrame::setTitle(QString text)
+{
+	if (text.isEmpty()) {
+		ui->label_Title->setHidden(true);
+	} else {
+		ui->label_Title->setText(text);
+		ui->label_Title->setHidden(false);
+	}
+	updateHiddenState();
+}
+
+void ErrorFrame::setDescription(QString text)
+{
+	if (text.isEmpty()) {
+		ui->label_Description->setHidden(true);
+		updateHiddenState();
+		return;
+	} else {
+		ui->label_Description->setHidden(false);
+		updateHiddenState();
+	}
+	ui->label_Description->setToolTip("");
+	QString intermediatetext = text.trimmed();
+	bool prev(false);
+	QChar rem('\n');
+	QString finaltext;
+	finaltext.reserve(intermediatetext.size());
+	foreach (const QChar& c, intermediatetext) {
+		if (c == rem && prev) {
+			continue;
+		}
+		prev = c == rem;
+		finaltext += c;
+	}
+	QString labeltext;
+	labeltext.reserve(300);
+	if (finaltext.length() > 290) {
+		ui->label_Description->setOpenExternalLinks(false);
+		ui->label_Description->setTextFormat(Qt::TextFormat::RichText);
+		desc = text;
+		// This allows injecting HTML here.
+		labeltext.append("<html><body>" + finaltext.left(287) +
+						 "<a href=\"#mod_desc\">...</a></body></html>");
+		QObject::connect(ui->label_Description, &QLabel::linkActivated, this,
+						 &ErrorFrame::ellipsisHandler);
+	} else {
+		ui->label_Description->setTextFormat(Qt::TextFormat::PlainText);
+		labeltext.append(finaltext);
+	}
+	ui->label_Description->setText(labeltext);
+}
+
+void ErrorFrame::ellipsisHandler(const QString& link)
+{
+	if (!currentBox) {
+		currentBox = CustomMessageBox::selectable(this, QString(), desc);
+		connect(currentBox, &QMessageBox::finished, this,
+				&ErrorFrame::boxClosed);
+		currentBox->show();
+	} else {
+		currentBox->setText(desc);
+	}
+}
+
+void ErrorFrame::boxClosed(int result)
+{
+	currentBox = nullptr;
+}