1 files changed, 134 insertions, 0 deletions
diff --git a/launcher/ui/widgets/ErrorFrame.cpp b/launcher/ui/widgets/ErrorFrame.cpp
new file mode 100644
index 00000000..b3e41036
--- /dev/null
+++ b/launcher/ui/widgets/ErrorFrame.cpp
@@ -0,0 +1,134 @@
+/* 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;
+}