From ae98388b2289a56d76d0fd4708e22842f88695c4 Mon Sep 17 00:00:00 2001
From: Jonas Schnelli <dev@jonasschnelli.ch>
Date: Fri, 13 Nov 2015 16:27:42 +0100
Subject: [Qt] add startup option to reset Qt settings

---
 src/qt/bitcoin.cpp      | 8 ++++----
 src/qt/optionsmodel.cpp | 9 ++++++---
 src/qt/optionsmodel.h   | 4 ++--
 3 files changed, 12 insertions(+), 9 deletions(-)

(limited to 'src/qt')

diff --git a/src/qt/bitcoin.cpp b/src/qt/bitcoin.cpp
index bda8acff15..06a6c239ef 100644
--- a/src/qt/bitcoin.cpp
+++ b/src/qt/bitcoin.cpp
@@ -202,7 +202,7 @@ public:
     void createPaymentServer();
 #endif
     /// Create options model
-    void createOptionsModel();
+    void createOptionsModel(bool resetSettings);
     /// Create main window
     void createWindow(const NetworkStyle *networkStyle);
     /// Create splash screen
@@ -352,9 +352,9 @@ void BitcoinApplication::createPaymentServer()
 }
 #endif
 
-void BitcoinApplication::createOptionsModel()
+void BitcoinApplication::createOptionsModel(bool resetSettings)
 {
-    optionsModel = new OptionsModel();
+    optionsModel = new OptionsModel(NULL, resetSettings);
 }
 
 void BitcoinApplication::createWindow(const NetworkStyle *networkStyle)
@@ -645,7 +645,7 @@ int main(int argc, char *argv[])
     qInstallMessageHandler(DebugMessageHandler);
 #endif
     // Load GUI settings from QSettings
-    app.createOptionsModel();
+    app.createOptionsModel(mapArgs.count("-resetguisettings") != 0);
 
     // Subscribe to global signals from core
     uiInterface.InitMessage.connect(InitMessage);
diff --git a/src/qt/optionsmodel.cpp b/src/qt/optionsmodel.cpp
index 65e490570e..3e5c6c72b1 100644
--- a/src/qt/optionsmodel.cpp
+++ b/src/qt/optionsmodel.cpp
@@ -26,10 +26,10 @@
 #include <QSettings>
 #include <QStringList>
 
-OptionsModel::OptionsModel(QObject *parent) :
+OptionsModel::OptionsModel(QObject *parent, bool resetSettings) :
     QAbstractListModel(parent)
 {
-    Init();
+    Init(resetSettings);
 }
 
 void OptionsModel::addOverriddenOption(const std::string &option)
@@ -38,8 +38,11 @@ void OptionsModel::addOverriddenOption(const std::string &option)
 }
 
 // Writes all missing QSettings with their default values
-void OptionsModel::Init()
+void OptionsModel::Init(bool resetSettings)
 {
+    if (resetSettings)
+        Reset();
+
     QSettings settings;
 
     // Ensure restart flag is unset on client startup
diff --git a/src/qt/optionsmodel.h b/src/qt/optionsmodel.h
index 8448cad8de..d5bddb1a94 100644
--- a/src/qt/optionsmodel.h
+++ b/src/qt/optionsmodel.h
@@ -24,7 +24,7 @@ class OptionsModel : public QAbstractListModel
     Q_OBJECT
 
 public:
-    explicit OptionsModel(QObject *parent = 0);
+    explicit OptionsModel(QObject *parent = 0, bool resetSettings = false);
 
     enum OptionID {
         StartAtStartup,         // bool
@@ -48,7 +48,7 @@ public:
         OptionIDRowCount,
     };
 
-    void Init();
+    void Init(bool resetSettings = false);
     void Reset();
 
     int rowCount(const QModelIndex & parent = QModelIndex()) const;
-- 
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