1 files changed, 149 insertions, 0 deletions
diff --git a/qtmips_gui/messagesmodel.cpp b/qtmips_gui/messagesmodel.cpp
new file mode 100644
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+++ b/qtmips_gui/messagesmodel.cpp
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+// SPDX-License-Identifier: GPL-2.0+
+/*******************************************************************************
+ * QtMips - MIPS 32-bit Architecture Subset Simulator
+ *
+ * Implemented to support following courses:
+ *
+ *   B35APO - Computer Architectures
+ *   https://cw.fel.cvut.cz/wiki/courses/b35apo
+ *
+ *   B4M35PAP - Advanced Computer Architectures
+ *   https://cw.fel.cvut.cz/wiki/courses/b4m35pap/start
+ *
+ * Copyright (c) 2017-2019 Karel Koci<cynerd@email.cz>
+ * Copyright (c) 2019      Pavel Pisa <pisa@cmp.felk.cvut.cz>
+ *
+ * Faculty of Electrical Engineering (http://www.fel.cvut.cz)
+ * Czech Technical University        (http://www.cvut.cz/)
+ *
+ * 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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA  02110-1301, USA.
+ *
+ ******************************************************************************/
+
+#include <QBrush>
+
+#include "messagesmodel.h"
+
+class MessagesEntry {
+public:
+    inline MessagesEntry(messagetype::Type type, QString file, int line,
+                  int column, QString text, QString hint) {
+
+        this->type = type;
+        this->file = file;
+        this->line = line;
+        this->column = column;
+        this->text = text;
+        this->hint = hint;
+    }
+    messagetype::Type type;
+    QString file;
+    int line;
+    int column;
+    QString text;
+    QString hint;
+};
+
+
+MessagesModel::MessagesModel(QObject *parent) : Super(parent) {
+
+}
+
+int MessagesModel::rowCount(const QModelIndex & /*parent*/) const {
+   return messages.count();
+}
+
+int MessagesModel::columnCount(const QModelIndex & /*parent*/) const {
+    return 1;
+}
+
+QVariant MessagesModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+    if(orientation == Qt::Horizontal) {
+        if(role == Qt::DisplayRole) {
+            switch (section) {
+            case 0:
+                return tr("Type");
+            case 1:
+                return tr("Source");
+            case 2:
+                return tr("Line");
+            case 3:
+                return tr("Column");
+            case 4:
+                return tr("Text");
+            default:
+                return tr("");
+            }
+        }
+    }
+    return Super::headerData(section, orientation, role);
+}
+
+QVariant MessagesModel::data(const QModelIndex &index, int role) const {
+    if (index.row() >= rowCount())
+        return QVariant();
+
+    if (role == Qt::DisplayRole || role == Qt::EditRole)
+    {
+        MessagesEntry *ent = messages.at(index.row());
+        QString ret = "";
+        if (!ent->file.isEmpty())
+            ret += ent->file + ":";
+        if (ent->line)
+            ret += QString::number(ent->line) + ":";
+        if (ent->column)
+            ret += QString::number(ent->column) + ":";
+        ret += ent->text;
+        return ret;
+    }
+    if (role == Qt::BackgroundRole) {
+        MessagesEntry *ent = messages.at(index.row());
+        switch (ent->type) {
+        case messagetype::ERROR:
+            return QBrush(QColor(255, 230, 230));
+        case messagetype::WARNING:
+            return QBrush(QColor(255, 255, 220));
+        default:
+            return QVariant();
+        }
+    }
+    return QVariant();
+}
+
+void MessagesModel::insert_line(messagetype::Type type, QString file, int line,
+                               int column, QString text, QString hint) {
+
+    beginInsertRows(QModelIndex(), rowCount(), rowCount());
+    messages.append(new MessagesEntry(type, file, line, column, text, hint));
+    endInsertRows();
+}
+
+void MessagesModel::clear_messages() {
+    beginRemoveRows(QModelIndex(), 0, rowCount() - 1);
+    while (!messages.isEmpty()) {
+        delete messages.takeFirst();
+    }
+    endRemoveRows();
+}
+
+void MessagesModel::activated(QModelIndex index) {
+    if (index.row() >= rowCount())
+        return;
+
+    MessagesEntry *ent = messages.at(index.row());
+    emit message_selected(ent->type, ent->file, ent->line, ent->column, ent->text, ent->hint);
+}