From e54b0ee106542aa42a300c528bb93bdfec10700c Mon Sep 17 00:00:00 2001
From: xarkes <antide.petit@gmail.com>
Date: Sat, 14 Oct 2017 11:35:49 +0200
Subject: [PATCH] Updated Configuration model + Added Font selection

---
 src/AnalThread.cpp                    |  1 -
 src/MainWindow.cpp                    |  2 +-
 src/MainWindow.h                      |  2 +
 src/Settings.h                        | 56 ---------------------
 src/cutter.cpp                        | 60 +++++++++++-----------
 src/cutter.h                          |  2 +
 src/cutter.pro                        |  7 +--
 src/dialogs/AsmOptionsDialog.cpp      | 18 ++++++-
 src/dialogs/AsmOptionsDialog.h        |  1 +
 src/dialogs/AsmOptionsDialog.ui       | 20 +++++++-
 src/dialogs/OptionsDialog.cpp         |  1 -
 src/utils/Configuration.cpp           | 25 ++++++++++
 src/utils/Configuration.h             | 72 +++++++++++++++++++++++++++
 src/widgets/DisassemblerGraphView.cpp | 13 ++---
 src/widgets/DisassemblyWidget.cpp     | 11 +++-
 src/widgets/DisassemblyWidget.h       |  1 +
 16 files changed, 189 insertions(+), 103 deletions(-)
 delete mode 100644 src/Settings.h
 create mode 100644 src/utils/Configuration.cpp
 create mode 100644 src/utils/Configuration.h

diff --git a/src/AnalThread.cpp b/src/AnalThread.cpp
index 2addc8be..5ec51b81 100644
--- a/src/AnalThread.cpp
+++ b/src/AnalThread.cpp
@@ -2,7 +2,6 @@
 #include "cutter.h"
 #include "AnalThread.h"
 #include "MainWindow.h"
-#include "Settings.h"
 #include "dialogs/OptionsDialog.h"
 
 AnalThread::AnalThread(OptionsDialog *parent) :
diff --git a/src/MainWindow.cpp b/src/MainWindow.cpp
index e964b634..5416825a 100644
--- a/src/MainWindow.cpp
+++ b/src/MainWindow.cpp
@@ -58,7 +58,6 @@
 #include "widgets/SdbDock.h"
 #include "widgets/Omnibar.h"
 #include "widgets/ConsoleWidget.h"
-#include "Settings.h"
 #include "dialogs/OptionsDialog.h"
 #include "widgets/EntrypointWidget.h"
 #include "widgets/DisassemblerGraphView.h"
@@ -113,6 +112,7 @@ MainWindow::MainWindow(QWidget *parent) :
     webserver(core)
 {
     doLock = false;
+    configuration = new Configuration();
 }
 
 MainWindow::~MainWindow()
diff --git a/src/MainWindow.h b/src/MainWindow.h
index 6061aaa7..7c8a4ef9 100644
--- a/src/MainWindow.h
+++ b/src/MainWindow.h
@@ -9,6 +9,7 @@
 #include "widgets/SidebarWidget.h"
 #include "widgets/HexdumpWidget.h"
 #include "cutter.h" // only needed for ut64
+#include "utils/Configuration.h"
 
 class CutterCore;
 class DockWidget;
@@ -180,6 +181,7 @@ private:
     SideBar          *sideBar;
     PreviewWidget     *previewDock;
     Notepad          *notepadDock;
+    Configuration   *configuration;
 
     bool doLock;
     void refreshMem();
diff --git a/src/Settings.h b/src/Settings.h
deleted file mode 100644
index 433f1647..00000000
--- a/src/Settings.h
+++ /dev/null
@@ -1,56 +0,0 @@
-
-#ifndef SETTINGS_H
-#define SETTINGS_H
-
-#include <QSettings>
-
-class Settings
-{
-private:
-    QSettings settings;
-
-public:
-    bool getAsmESIL() const             { return settings.value("asm.esil", false).toBool(); }
-    void setAsmESIL(bool v)             { settings.setValue("asm.esil", v); }
-
-    bool getAsmPseudo() const           { return settings.value("asm.pseudo", false).toBool(); }
-    void setAsmPseudo(bool v)           { settings.setValue("asm.pseudo", v); }
-
-    bool getAsmOffset() const           { return settings.value("asm.offset", true).toBool(); }
-    void setAsmOffset(bool v)           { settings.setValue("asm.offset", v); }
-
-    bool getAsmDescribe() const         { return settings.value("asm.describe", false).toBool(); }
-    void setAsmDescribe(bool v)         { settings.setValue("asm.describe", v); }
-
-    bool getAsmStackPointer() const     { return settings.value("asm.stackptr", false).toBool(); }
-    void setAsmStackPointer(bool v)     { settings.setValue("asm.stackptr", v); }
-
-    bool getAsmBytes() const            { return settings.value("asm.bytes", false).toBool(); }
-    void setAsmBytes(bool v)            { settings.setValue("asm.bytes", v); }
-
-    bool getAsmBytespace() const        { return settings.value("asm.bytespace", false).toBool(); }
-    void setAsmBytespace(bool v)        { settings.setValue("asm.bytespace", v); }
-
-    bool getAsmLBytes() const           { return settings.value("asm.lbytes", true).toBool(); }
-    void setAsmLBytes(bool v)           { settings.setValue("asm.lbytes", v); }
-
-    QString getAsmSyntax() const        { return settings.value("asm.syntax", "intel").toString(); }
-    void setAsmSyntax(const QString &v) { settings.setValue("asm.syntax", v); }
-
-    bool getAsmUppercase() const        { return settings.value("asm.ucase", false).toBool(); }
-    void setAsmUppercase(bool v)        { settings.setValue("asm.ucase", v); }
-
-    bool getAsmBBLine() const           { return settings.value("asm.bbline", false).toBool(); }
-    void setAsmBBLine(bool v)           { settings.setValue("asm.bbline", v); }
-
-    bool getAsmCapitalize() const       { return settings.value("asm.capitalize", false).toBool(); }
-    void setAsmCapitalize(bool v)       { settings.setValue("asm.capitalize", v); }
-
-    bool getAsmVarsub() const           { return settings.value("asm.varsub", true).toBool(); }
-    void setAsmVarsub(bool v)           { settings.setValue("asm.varsub", v); }
-
-    bool getAsmVarsubOnly() const       { return settings.value("asm.varsub_only", true).toBool(); }
-    void setAsmVarsubOnly(bool v)       { settings.setValue("asm.varsub_only", v); }
-};
-
-#endif // SETTINGS_H
diff --git a/src/cutter.cpp b/src/cutter.cpp
index 4fc727b6..e443880e 100644
--- a/src/cutter.cpp
+++ b/src/cutter.cpp
@@ -1,8 +1,8 @@
 #include <QJsonArray>
 #include <QJsonObject>
+#include "utils/Configuration.h"
 #include "cutter.h"
 #include "sdb.h"
-#include "Settings.h"
 
 Q_GLOBAL_STATIC(ccClass, uniqueInstance)
 
@@ -513,40 +513,38 @@ void CutterCore::triggerAsmOptionsChanged()
 
 void CutterCore::resetDefaultAsmOptions()
 {
-    Settings settings;
-    setConfig("asm.esil", settings.getAsmESIL());
-    setConfig("asm.pseudo", settings.getAsmPseudo());
-    setConfig("asm.offset", settings.getAsmOffset());
-    setConfig("asm.describe", settings.getAsmDescribe());
-    setConfig("asm.stackptr", settings.getAsmStackPointer());
-    setConfig("asm.bytes", settings.getAsmBytes());
-    setConfig("asm.bytespace", settings.getAsmBytespace());
-    setConfig("asm.lbytes", settings.getAsmLBytes());
-    setConfig("asm.syntax", settings.getAsmSyntax());
-    setConfig("asm.ucase", settings.getAsmUppercase());
-    setConfig("asm.bbline", settings.getAsmBBLine());
-    setConfig("asm.capitalize", settings.getAsmCapitalize());
-    setConfig("asm.varsub", settings.getAsmVarsub());
-    setConfig("asm.varsub_only", settings.getAsmVarsubOnly());
+    setConfig("asm.esil", Config()->getAsmESIL());
+    setConfig("asm.pseudo", Config()->getAsmPseudo());
+    setConfig("asm.offset", Config()->getAsmOffset());
+    setConfig("asm.describe", Config()->getAsmDescribe());
+    setConfig("asm.stackptr", Config()->getAsmStackPointer());
+    setConfig("asm.bytes", Config()->getAsmBytes());
+    setConfig("asm.bytespace", Config()->getAsmBytespace());
+    setConfig("asm.lbytes", Config()->getAsmLBytes());
+    setConfig("asm.syntax", Config()->getAsmSyntax());
+    setConfig("asm.ucase", Config()->getAsmUppercase());
+    setConfig("asm.bbline", Config()->getAsmBBLine());
+    setConfig("asm.capitalize", Config()->getAsmCapitalize());
+    setConfig("asm.varsub", Config()->getAsmVarsub());
+    setConfig("asm.varsub_only", Config()->getAsmVarsubOnly());
 }
 
 void CutterCore::saveDefaultAsmOptions()
 {
-    Settings settings;
-    settings.setAsmESIL(getConfigb("asm.esil"));
-    settings.setAsmPseudo(getConfigb("asm.pseudo"));
-    settings.setAsmOffset(getConfigb("asm.offset"));
-    settings.setAsmDescribe(getConfigb("asm.describe"));
-    settings.setAsmStackPointer(getConfigb("asm.stackptr"));
-    settings.setAsmBytes(getConfigb("asm.bytes"));
-    settings.setAsmBytespace(getConfigb("asm.bytespace"));
-    settings.setAsmLBytes(getConfigb("asm.lbytes"));
-    settings.setAsmSyntax(getConfig("asm.syntax"));
-    settings.setAsmUppercase(getConfigb("asm.ucase"));
-    settings.setAsmBBLine(getConfigb("asm.bbline"));
-    settings.setAsmCapitalize(getConfigb("asm.capitalize"));
-    settings.setAsmVarsub(getConfigb("asm.varsub"));
-    settings.setAsmVarsubOnly(getConfigb("asm.varsub_only"));
+    Config()->setAsmESIL(getConfigb("asm.esil"));
+    Config()->setAsmPseudo(getConfigb("asm.pseudo"));
+    Config()->setAsmOffset(getConfigb("asm.offset"));
+    Config()->setAsmDescribe(getConfigb("asm.describe"));
+    Config()->setAsmStackPointer(getConfigb("asm.stackptr"));
+    Config()->setAsmBytes(getConfigb("asm.bytes"));
+    Config()->setAsmBytespace(getConfigb("asm.bytespace"));
+    Config()->setAsmLBytes(getConfigb("asm.lbytes"));
+    Config()->setAsmSyntax(getConfig("asm.syntax"));
+    Config()->setAsmUppercase(getConfigb("asm.ucase"));
+    Config()->setAsmBBLine(getConfigb("asm.bbline"));
+    Config()->setAsmCapitalize(getConfigb("asm.capitalize"));
+    Config()->setAsmVarsub(getConfigb("asm.varsub"));
+    Config()->setAsmVarsubOnly(getConfigb("asm.varsub_only"));
 }
 
 QString CutterCore::getConfig(const QString &k)
diff --git a/src/cutter.h b/src/cutter.h
index 6ecb40ba..4e398508 100644
--- a/src/cutter.h
+++ b/src/cutter.h
@@ -32,6 +32,8 @@
 
 #define APPNAME "Cutter"
 
+#define Core() (CutterCore::getInstance())
+
 typedef ut64 RVA;
 #define RVA_INVALID UT64_MAX
 
diff --git a/src/cutter.pro b/src/cutter.pro
index f2374e51..4be129fb 100644
--- a/src/cutter.pro
+++ b/src/cutter.pro
@@ -76,7 +76,8 @@ SOURCES += \
     menus/DisassemblyContextMenu.cpp \
     widgets/DisassemblyWidget.cpp \
     widgets/SidebarWidget.cpp \
-    widgets/HexdumpWidget.cpp
+    widgets/HexdumpWidget.cpp \
+    utils/Configuration.cpp
 
 HEADERS  += \
     cutter.h \
@@ -96,7 +97,6 @@ HEADERS  += \
     MainWindow.h \
     utils/Highlighter.h \
     utils/MdHighlighter.h \
-    Settings.h \
     dialogs/OptionsDialog.h \
     dialogs/CreateNewDialog.h \
     dialogs/NewFileDialog.h \
@@ -125,7 +125,8 @@ HEADERS  += \
     menus/DisassemblyContextMenu.h \
     widgets/DisassemblyWidget.h \
     widgets/SidebarWidget.h \
-    widgets/HexdumpWidget.h
+    widgets/HexdumpWidget.h \
+    utils/Configuration.h
 
 FORMS    += \
     widgets/PreviewWidget.ui \
diff --git a/src/dialogs/AsmOptionsDialog.cpp b/src/dialogs/AsmOptionsDialog.cpp
index 13ac2b74..e64c867a 100644
--- a/src/dialogs/AsmOptionsDialog.cpp
+++ b/src/dialogs/AsmOptionsDialog.cpp
@@ -1,9 +1,11 @@
+#include <QLabel>
+#include <QFontDialog>
 
-#include "Settings.h"
 #include "AsmOptionsDialog.h"
 #include "ui_AsmOptionsDialog.h"
 
 #include "utils/Helpers.h"
+#include "utils/Configuration.h"
 
 AsmOptionsDialog::AsmOptionsDialog(QWidget *parent)
   : QDialog(parent),
@@ -19,6 +21,9 @@ AsmOptionsDialog::AsmOptionsDialog(QWidget *parent)
         ui->syntaxComboBox->addItem(syntax, syntax);
     ui->syntaxComboBox->blockSignals(false);
 
+    QFont currentFont = Config()->getFont();
+    ui->fontSelectionLabel->setText(currentFont.toString());
+
     updateFromVars();
 }
 
@@ -209,3 +214,14 @@ void AsmOptionsDialog::on_buttonBox_clicked(QAbstractButton *button)
             break;
     }
 }
+
+void AsmOptionsDialog::on_fontSelectionButton_clicked()
+{
+    QFont currentFont = Config()->getFont();
+    bool ok;
+    QFont newFont = QFontDialog::getFont(&ok, currentFont, this);
+    if (ok) {
+        Config()->setFont(newFont);
+        ui->fontSelectionLabel->setText(newFont.toString());
+    }
+}
diff --git a/src/dialogs/AsmOptionsDialog.h b/src/dialogs/AsmOptionsDialog.h
index 7355b8c8..ae8eb1a3 100644
--- a/src/dialogs/AsmOptionsDialog.h
+++ b/src/dialogs/AsmOptionsDialog.h
@@ -44,6 +44,7 @@ private slots:
     void on_varsubCheckBox_toggled(bool checked);
     void on_varsubOnlyCheckBox_toggled(bool checked);
     void on_buttonBox_clicked(QAbstractButton *button);
+    void on_fontSelectionButton_clicked();
 };
 
 
diff --git a/src/dialogs/AsmOptionsDialog.ui b/src/dialogs/AsmOptionsDialog.ui
index fd131ddf..a2758bd8 100644
--- a/src/dialogs/AsmOptionsDialog.ui
+++ b/src/dialogs/AsmOptionsDialog.ui
@@ -6,7 +6,7 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>445</width>
+    <width>476</width>
     <height>631</height>
    </rect>
   </property>
@@ -17,6 +17,24 @@
    <property name="sizeConstraint">
     <enum>QLayout::SetMinAndMaxSize</enum>
    </property>
+   <item>
+    <layout class="QHBoxLayout" name="fontSelectionLayout">
+     <item>
+      <widget class="QLabel" name="fontSelectionLabel">
+       <property name="text">
+        <string notr="true"/>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QPushButton" name="fontSelectionButton">
+       <property name="text">
+        <string>Select font</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
    <item>
     <widget class="QCheckBox" name="esilCheckBox">
      <property name="text">
diff --git a/src/dialogs/OptionsDialog.cpp b/src/dialogs/OptionsDialog.cpp
index c2e2d89d..4769d04b 100644
--- a/src/dialogs/OptionsDialog.cpp
+++ b/src/dialogs/OptionsDialog.cpp
@@ -7,7 +7,6 @@
 // TODO: remove us
 #include "widgets/PreviewWidget.h"
 #include "widgets/Notepad.h"
-#include "Settings.h"
 
 #include <QSettings>
 #include <QFileInfo>
diff --git a/src/utils/Configuration.cpp b/src/utils/Configuration.cpp
new file mode 100644
index 00000000..b8083f75
--- /dev/null
+++ b/src/utils/Configuration.cpp
@@ -0,0 +1,25 @@
+#include "Configuration.h"
+
+Configuration* Configuration::mPtr = nullptr;
+
+Configuration::Configuration() : QObject()
+{
+    mPtr = this;
+}
+
+Configuration* Configuration::instance()
+{
+    return mPtr;
+}
+
+const QFont Configuration::getFont() const
+{
+    QFont font = s.value("font", QFont("Monospace", 12)).value<QFont>();
+    return font;
+}
+
+void Configuration::setFont(const QFont &font)
+{
+    s.setValue("font", font);
+    emit fontsUpdated();
+}
diff --git a/src/utils/Configuration.h b/src/utils/Configuration.h
new file mode 100644
index 00000000..d656cf43
--- /dev/null
+++ b/src/utils/Configuration.h
@@ -0,0 +1,72 @@
+#ifndef CONFIGURATION_H
+#define CONFIGURATION_H
+
+#include <QSettings>
+#include <QFont>
+
+#define Config() (Configuration::instance())
+
+class Configuration : public QObject
+{
+    Q_OBJECT
+private:
+    QSettings s;
+    static Configuration* mPtr;
+
+public:
+    // Functions
+    Configuration();
+    static Configuration* instance();
+
+    // Fonts
+    const QFont getFont() const;
+    void setFont(const QFont &font);
+
+    // TODO Imho it's wrong doing it this way. Should find something else.
+    bool getAsmESIL() const             { return s.value("asm.esil", false).toBool(); }
+    void setAsmESIL(bool v)             { s.setValue("asm.esil", v); }
+
+    bool getAsmPseudo() const           { return s.value("asm.pseudo", false).toBool(); }
+    void setAsmPseudo(bool v)           { s.setValue("asm.pseudo", v); }
+
+    bool getAsmOffset() const           { return s.value("asm.offset", true).toBool(); }
+    void setAsmOffset(bool v)           { s.setValue("asm.offset", v); }
+
+    bool getAsmDescribe() const         { return s.value("asm.describe", false).toBool(); }
+    void setAsmDescribe(bool v)         { s.setValue("asm.describe", v); }
+
+    bool getAsmStackPointer() const     { return s.value("asm.stackptr", false).toBool(); }
+    void setAsmStackPointer(bool v)     { s.setValue("asm.stackptr", v); }
+
+    bool getAsmBytes() const            { return s.value("asm.bytes", false).toBool(); }
+    void setAsmBytes(bool v)            { s.setValue("asm.bytes", v); }
+
+    bool getAsmBytespace() const        { return s.value("asm.bytespace", false).toBool(); }
+    void setAsmBytespace(bool v)        { s.setValue("asm.bytespace", v); }
+
+    bool getAsmLBytes() const           { return s.value("asm.lbytes", true).toBool(); }
+    void setAsmLBytes(bool v)           { s.setValue("asm.lbytes", v); }
+
+    QString getAsmSyntax() const        { return s.value("asm.syntax", "intel").toString(); }
+    void setAsmSyntax(const QString &v) { s.setValue("asm.syntax", v); }
+
+    bool getAsmUppercase() const        { return s.value("asm.ucase", false).toBool(); }
+    void setAsmUppercase(bool v)        { s.setValue("asm.ucase", v); }
+
+    bool getAsmBBLine() const           { return s.value("asm.bbline", false).toBool(); }
+    void setAsmBBLine(bool v)           { s.setValue("asm.bbline", v); }
+
+    bool getAsmCapitalize() const       { return s.value("asm.capitalize", false).toBool(); }
+    void setAsmCapitalize(bool v)       { s.setValue("asm.capitalize", v); }
+
+    bool getAsmVarsub() const           { return s.value("asm.varsub", true).toBool(); }
+    void setAsmVarsub(bool v)           { s.setValue("asm.varsub", v); }
+
+    bool getAsmVarsubOnly() const       { return s.value("asm.varsub_only", true).toBool(); }
+    void setAsmVarsubOnly(bool v)       { s.setValue("asm.varsub_only", v); }
+
+signals:
+    void fontsUpdated();
+};
+
+#endif // CONFIGURATION_H
diff --git a/src/widgets/DisassemblerGraphView.cpp b/src/widgets/DisassemblerGraphView.cpp
index c043c8de..ab51cfd3 100644
--- a/src/widgets/DisassemblerGraphView.cpp
+++ b/src/widgets/DisassemblerGraphView.cpp
@@ -9,6 +9,7 @@
 #include <QMimeData>
 #include <QFileDialog>
 #include <QMessageBox>
+#include "utils/Configuration.h"
 
 #ifdef _WIN32
 #undef min
@@ -74,7 +75,7 @@ DisassemblerGraphView::DisassemblerGraphView(QWidget *parent)
     setupContextMenu();
 
     //Connect to bridge
-    connect(CutterCore::getInstance(), SIGNAL(seekChanged(RVA)), this, SLOT(on_seekChanged(RVA)));
+    connect(Core(), SIGNAL(seekChanged(RVA)), this, SLOT(on_seekChanged(RVA)));
     //connect(Bridge::getBridge(), SIGNAL(loadGraph(BridgeCFGraphList*, duint)), this, SLOT(loadGraphSlot(BridgeCFGraphList*, duint)));
     //connect(Bridge::getBridge(), SIGNAL(graphAt(duint)), this, SLOT(graphAtSlot(duint)));
     //connect(Bridge::getBridge(), SIGNAL(updateGraph()), this, SLOT(updateGraphSlot()));
@@ -84,7 +85,7 @@ DisassemblerGraphView::DisassemblerGraphView(QWidget *parent)
 
     //Connect to config
     //connect(Config(), SIGNAL(colorsUpdated()), this, SLOT(colorsUpdatedSlot()));
-    //connect(Config(), SIGNAL(fontsUpdated()), this, SLOT(fontsUpdatedSlot()));
+    connect(Config(), SIGNAL(fontsUpdated()), this, SLOT(fontsUpdatedSlot()));
     //connect(Config(), SIGNAL(shortcutsUpdated()), this, SLOT(shortcutsUpdatedSlot()));
     //connect(Config(), SIGNAL(tokenizerConfigUpdated()), this, SLOT(tokenizerConfigUpdatedSlot()));
 
@@ -98,7 +99,7 @@ DisassemblerGraphView::~DisassemblerGraphView()
 
 void DisassemblerGraphView::initFont()
 {
-    setFont(QFont("Monospace", 10));
+    setFont(Config()->getFont());
     QFontMetricsF metrics(this->font());
     this->baseline = int(metrics.ascent());
     this->charWidth = metrics.width('X');
@@ -734,9 +735,9 @@ void DisassemblerGraphView::mouseDoubleClickEvent(QMouseEvent* event)
     {
         duint instr = this->getInstrForMouseEvent(event);
         //DbgCmdExec(QString("graph dis.branchdest(%1), silent").arg(ToPtrString(instr)).toUtf8().constData());
-        QList<XrefDescription> refs = CutterCore::getInstance()->getXRefs(instr, false, false);
+        QList<XrefDescription> refs = Core()->getXRefs(instr, false, false);
         if (refs.length()) {
-            CutterCore::getInstance()->seek(refs.at(0).to);
+            Core()->seek(refs.at(0).to);
         }
         if (refs.length() > 1) {
             qWarning() << "Too many references here. Weird behaviour expected.";
@@ -1547,7 +1548,7 @@ void DisassemblerGraphView::tokenizerConfigUpdatedSlot()
 void DisassemblerGraphView::loadCurrentGraph()
 {
     // Read functions
-    QJsonDocument functionsDoc = CutterCore::getInstance()->cmdj("agj");
+    QJsonDocument functionsDoc = Core()->cmdj("agj");
     QJsonArray functions = functionsDoc.array();
 
     Analysis anal;
diff --git a/src/widgets/DisassemblyWidget.cpp b/src/widgets/DisassemblyWidget.cpp
index de3be773..4209021a 100644
--- a/src/widgets/DisassemblyWidget.cpp
+++ b/src/widgets/DisassemblyWidget.cpp
@@ -5,6 +5,7 @@
 #include "utils/HexHighlighter.h"
 #include <QShortcut>
 #include <QScrollBar>
+#include "utils/Configuration.h"
 
 DisassemblyWidget::DisassemblyWidget(QWidget *parent) :
     QDockWidget(parent),
@@ -15,8 +16,7 @@ DisassemblyWidget::DisassemblyWidget(QWidget *parent) :
     setAllowedAreas(Qt::AllDockWidgetAreas);
     setObjectName("DisassemblyWidget");
 
-    // TODO Use Settings
-    mDisasTextEdit->setFont(QFont("Monospace", 10));
+    mDisasTextEdit->setFont(Config()->getFont());
 
     // Increase asm text edit margin
     QTextDocument *asm_docu = mDisasTextEdit->document();
@@ -66,6 +66,7 @@ DisassemblyWidget::DisassemblyWidget(QWidget *parent) :
 
     // Seek signal
     connect(CutterCore::getInstance(), SIGNAL(seekChanged(RVA)), this, SLOT(on_seekChanged(RVA)));
+    connect(Config(), SIGNAL(fontsUpdated()), this, SLOT(fontsUpdatedSlot()));
 }
 
 DisassemblyWidget::DisassemblyWidget(const QString &title, QWidget *parent) :
@@ -407,3 +408,9 @@ void DisassemblyWidget::highlightDisasms()
     //Highlighter *preview_highlighter = new Highlighter(mDisasTextEdit->document());
     //Highlighter *deco_highlighter = new Highlighter(mDisasTextEdit->document());
 }
+
+void DisassemblyWidget::fontsUpdatedSlot()
+{
+    mDisasTextEdit->setFont(Config()->getFont());
+    refreshDisasm();
+}
diff --git a/src/widgets/DisassemblyWidget.h b/src/widgets/DisassemblyWidget.h
index 7bbc08ed..20325c88 100644
--- a/src/widgets/DisassemblyWidget.h
+++ b/src/widgets/DisassemblyWidget.h
@@ -22,6 +22,7 @@ public slots:
     void on_mDisasTextEdit_cursorPositionChanged();
     void on_seekChanged(RVA offset);
     void refreshDisasm();
+    void fontsUpdatedSlot();
 
 private:
     QTextEdit *mDisasTextEdit;