Draw line at the bottom of navigation bar if tabs are on top.

To visually distinguish navigation bar from the page

src/lib/app/qupzilla.cpp

@@ -59,6 +59,7 @@
 #include "qztools.h"
 #include "reloadstopbutton.h"
 #include "enhancedmenu.h"
+#include "navigationcontainer.h"
 #include "settings.h"
 #include "qzsettings.h"
 #include "webtab.h"
@@ -297,7 +298,7 @@ void QupZilla::setupUi()
     m_navigationBar->setSplitterSizes(locationBarWidth, websearchBarWidth);
     m_bookmarksToolbar = new BookmarksToolbar(this);
 
-    m_navigationContainer = new QWidget(this);
+    m_navigationContainer = new NavigationContainer(this);
     QVBoxLayout* l = new QVBoxLayout(m_navigationContainer);
     l->setContentsMargins(0, 0, 0, 0);
     l->setSpacing(0);

src/lib/lib.pro

@@ -212,7 +212,8 @@ SOURCES += \
     network/schemehandlers/ftpschemehandler.cpp \
     autofill/autofillicon.cpp \
     autofill/autofillwidget.cpp \
-    tools/menubar.cpp
+    tools/menubar.cpp \
+    navigation/navigationcontainer.cpp
 
 HEADERS  += \
     webview/tabpreview.h \
@@ -379,7 +380,8 @@ HEADERS  += \
     network/schemehandlers/ftpschemehandler.h \
     autofill/autofillicon.h \
     autofill/autofillwidget.h \
-    tools/menubar.h
+    tools/menubar.h \
+    navigation/navigationcontainer.h
 
 FORMS    += \
     preferences/autofillmanager.ui \

src/lib/navigation/navigationcontainer.cpp

@@ -0,0 +1,43 @@
+/* ============================================================
+* QupZilla - WebKit based browser
+* Copyright (C) 2013  David Rosca <nowrep@gmail.com>
+*
+* 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 3 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, see <http://www.gnu.org/licenses/>.
+* ============================================================ */
+#include "navigationcontainer.h"
+#include "qzsettings.h"
+
+#include <QPainter>
+#include <QStyleOptionFrameV3>
+
+NavigationContainer::NavigationContainer(QWidget* parent)
+    : QWidget(parent)
+{
+}
+
+void NavigationContainer::paintEvent(QPaintEvent* event)
+{
+    QWidget::paintEvent(event);
+
+    if (qzSettings->tabsOnTop) {
+        // Draw line at the bottom of navigation bar if tabs are on top
+        // To visually distinguish navigation bar from the page
+        QStyleOptionFrameV3 option;
+        option.initFrom(this);
+
+        QPainter p(this);
+        QRect lineRect(0, height() - 1, width(), 1);
+        p.fillRect(lineRect, option.palette.window().color().darker(150));
+    }
+}

src/lib/navigation/navigationcontainer.h

@@ -0,0 +1,33 @@
+/* ============================================================
+* QupZilla - WebKit based browser
+* Copyright (C) 2013  David Rosca <nowrep@gmail.com>
+*
+* 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 3 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, see <http://www.gnu.org/licenses/>.
+* ============================================================ */
+#ifndef NAVIGATIONCONTAINER_H
+#define NAVIGATIONCONTAINER_H
+
+#include <QWidget>
+
+class NavigationContainer : public QWidget
+{
+public:
+    explicit NavigationContainer(QWidget* parent = 0);
+
+private:
+    void paintEvent(QPaintEvent* event);
+
+};
+
+#endif // NAVIGATIONCONTAINER_H