native tabbar header

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=841794

private/nativetabbar_p.h

@@ -0,0 +1,78 @@
+/*
+    Copyright 2007 Robert Knight <robertknight@gmail.com>
+    Copyright 2008 Marco Martin <notmart@gmail.com>
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library 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
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+*/
+
+#ifndef NATIVETABBAR_H
+#define NATIVETABBAR_H
+
+#include <QTabBar>
+
+#include "plasma_widgets_export.h"
+
+namespace Plasma
+{
+
+class NativeTabBarPrivate;
+
+class PLASMA_NATIVETABBAR_EXPORT NativeTabBar : public QTabBar
+{
+    Q_OBJECT
+
+public:
+    NativeTabBar(QWidget *parent = 0);
+
+    QRect tabRect(int index) const;
+    QSize tabSizeHint(int index) const;
+    QSize sizeHint() const;
+
+protected:
+    int lastIndex() const;
+
+    // reimplemented from QTabBar
+    virtual void paintEvent(QPaintEvent *event);
+    virtual void resizeEvent(QResizeEvent* event);
+    void tabInserted(int index);
+    void tabRemoved(int index);
+    void tabLayoutChange();
+
+    bool isHorizontal() const;
+    bool isVertical() const;
+
+protected slots:
+    void animationFinished();
+    void startAnimation();
+    void onValueChanged(qreal val);
+
+Q_SIGNALS:
+    void sizeHintChanged();
+    void shapeChanged(QTabBar::Shape shape);
+
+private:
+    QSize tabSize(int index) const;
+
+    NativeTabBarPrivate * const d;
+
+    friend class NativeTabBarPrivate;
+
+    Q_PRIVATE_SLOT(d, void syncBorders())
+};
+
+}
+
+#endif // TABBAR_H