From 215b6b79c3ecc9ca0954710c0dd2a218d4c015fb Mon Sep 17 00:00:00 2001
From: Pavel Pisa <pisa@cmp.felk.cvut.cz>
Date: Mon, 1 Jul 2019 14:18:45 +0200
Subject: Include simple text editor in QtMips emulator.

Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz>
---
 qtmips_gui/srceditor.cpp | 89 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 qtmips_gui/srceditor.cpp

(limited to 'qtmips_gui/srceditor.cpp')

diff --git a/qtmips_gui/srceditor.cpp b/qtmips_gui/srceditor.cpp
new file mode 100644
index 0000000..79e16e9
--- /dev/null
+++ b/qtmips_gui/srceditor.cpp
@@ -0,0 +1,89 @@
+// 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 <QFile>
+#include <QFileInfo>
+#include <QTextDocumentWriter>
+
+#include "srceditor.h"
+
+SrcEditor::SrcEditor(QWidget *parent) : Super(parent) {
+    tname = "Unknown";
+}
+
+SrcEditor::SrcEditor(const QString &text, QWidget *parent) : Super(text, parent) {
+    tname = "Unknown";
+}
+
+SrcEditor::~SrcEditor() {
+
+}
+
+QString SrcEditor::filename() {
+    return fname;
+}
+
+QString SrcEditor::title() {
+    return tname;
+}
+
+bool SrcEditor::loadFile(QString filename) {
+    QFile file(filename);
+    QFileInfo fi(filename);
+    if (file.open(QFile::ReadOnly | QFile::Text)) {
+        setPlainText(file.readAll());
+        fname = filename;
+        tname = fi.fileName();
+        return true;
+    } else {
+        return false;
+    }
+}
+
+bool SrcEditor::saveFile(QString filename) {
+    if (filename.isEmpty())
+        filename = this->filename();
+    if (filename.isEmpty())
+        return false;
+    QFileInfo fi(filename);
+    QTextDocumentWriter writer(filename);
+    writer.setFormat("plaintext");
+    bool success = writer.write(document());
+    if (success) {
+        fname = filename;
+        tname = fi.fileName();
+    }
+    return success;
+}
-- 
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