Replace save|restoreWindowGeometry with Qt functions

src/qt/bitcoingui.cpp

@@ -123,7 +123,11 @@ BitcoinGUI::BitcoinGUI(const PlatformStyle *_platformStyle, const NetworkStyle *
     spinnerFrame(0),
     platformStyle(_platformStyle)
 {
-    GUIUtil::restoreWindowGeometry("nWindow", QSize(850, 550), this);
+    QSettings settings;
+    if (!restoreGeometry(settings.value("MainWindowGeometry").toByteArray())) {
+        // Restore failed (perhaps missing setting), center the window
+        move(QApplication::desktop()->availableGeometry().center() - frameGeometry().center());
+    }
 
     QString windowTitle = tr(PACKAGE_NAME) + " - ";
 #ifdef ENABLE_WALLET
@@ -261,7 +265,8 @@ BitcoinGUI::~BitcoinGUI()
     // Unsubscribe from notifications from core
     unsubscribeFromCoreSignals();
 
-    GUIUtil::saveWindowGeometry("nWindow", this);
+    QSettings settings;
+    settings.setValue("MainWindowGeometry", saveGeometry());
     if(trayIcon) // Hide tray icon, as deleting will let it linger until quit (on Ubuntu)
         trayIcon->hide();
 #ifdef Q_OS_MAC

src/qt/guiutil.cpp

@@ -862,32 +862,6 @@ bool SetStartOnSystemStartup(bool fAutoStart) { return false; }
 
 #endif
 
-void saveWindowGeometry(const QString& strSetting, QWidget *parent)
-{
-    QSettings settings;
-    settings.setValue(strSetting + "Pos", parent->pos());
-    settings.setValue(strSetting + "Size", parent->size());
-}
-
-void restoreWindowGeometry(const QString& strSetting, const QSize& defaultSize, QWidget *parent)
-{
-    QSettings settings;
-    QPoint pos = settings.value(strSetting + "Pos").toPoint();
-    QSize size = settings.value(strSetting + "Size", defaultSize).toSize();
-
-    parent->resize(size);
-    parent->move(pos);
-
-    if ((!pos.x() && !pos.y()) || (QApplication::desktop()->screenNumber(parent) == -1))
-    {
-        QRect screen = QApplication::desktop()->screenGeometry();
-        QPoint defaultPos((screen.width() - defaultSize.width()) / 2,
-                          (screen.height() - defaultSize.height()) / 2);
-        parent->resize(defaultSize);
-        parent->move(defaultPos);
-    }
-}
-
 void setClipboard(const QString& str)
 {
     QApplication::clipboard()->setText(str, QClipboard::Clipboard);

src/qt/guiutil.h

@@ -179,11 +179,6 @@ namespace GUIUtil
     bool GetStartOnSystemStartup();
     bool SetStartOnSystemStartup(bool fAutoStart);
 
-    /** Save window size and position */
-    void saveWindowGeometry(const QString& strSetting, QWidget *parent);
-    /** Restore window size and position */
-    void restoreWindowGeometry(const QString& strSetting, const QSize &defaultSizeIn, QWidget *parent);
-
     /* Convert QString to OS specific boost path through UTF-8 */
     fs::path qstringToBoostPath(const QString &path);
 

src/qt/rpcconsole.cpp

@@ -28,6 +28,7 @@
 #include <wallet/wallet.h>
 #endif
 
+#include <QDesktopWidget>
 #include <QKeyEvent>
 #include <QMenu>
 #include <QMessageBox>
@@ -428,7 +429,11 @@ RPCConsole::RPCConsole(const PlatformStyle *_platformStyle, QWidget *parent) :
     consoleFontSize(0)
 {
     ui->setupUi(this);
-    GUIUtil::restoreWindowGeometry("nRPCConsoleWindow", this->size(), this);
+    QSettings settings;
+    if (!restoreGeometry(settings.value("RPCConsoleWindowGeometry").toByteArray())) {
+        // Restore failed (perhaps missing setting), center the window
+        move(QApplication::desktop()->availableGeometry().center() - frameGeometry().center());
+    }
 
     ui->openDebugLogfileButton->setToolTip(ui->openDebugLogfileButton->toolTip().arg(tr(PACKAGE_NAME)));
 
@@ -466,14 +471,14 @@ RPCConsole::RPCConsole(const PlatformStyle *_platformStyle, QWidget *parent) :
     ui->detailWidget->hide();
     ui->peerHeading->setText(tr("Select a peer to view detailed information."));
 
-    QSettings settings;
     consoleFontSize = settings.value(fontSizeSettingsKey, QFontInfo(QFont()).pointSize()).toInt();
     clear();
 }
 
 RPCConsole::~RPCConsole()
 {
-    GUIUtil::saveWindowGeometry("nRPCConsoleWindow", this);
+    QSettings settings;
+    settings.setValue("RPCConsoleWindowGeometry", saveGeometry());
     RPCUnsetTimerInterface(rpcTimerInterface);
     delete rpcTimerInterface;
     delete ui;