Initial support for system monospace fonts.

app/monospacefontmanager.cpp

@@ -0,0 +1,25 @@
+#include "monospacefontmanager.h"
+
+#include <QDebug>
+
+MonospaceFontManager::MonospaceFontManager(QObject *parent) : QObject(parent)
+{
+
+}
+
+QStringList MonospaceFontManager::retrieveMonospaceFonts() {
+    QStringList result;
+
+    QFontDatabase fontDatabase;
+    QStringList fontFamilies = fontDatabase.families();
+
+    for (int i = 0; i < fontFamilies.size(); i++) {
+        QString fontFamily = fontFamilies[i];
+        QFont font(fontFamily);
+        if (fontDatabase.isFixedPitch(font.family())) {
+            result.append(fontFamily);
+        }
+    }
+
+    return result;
+}