/* Gwenview: an image viewer Copyright 2007 Aurélien Gâteau 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 2 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, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifndef SLIDECONTAINER_H #define SLIDECONTAINER_H // Qt #include #include #include class QPropertyAnimation; namespace Gwenview { /** * This widget is design to contain one child widget, the "content" widget. * It will start hidden by default. Calling slideIn() will slide in the content * widget from the top border. Calling slideOut() will slide it out. */ class GWENVIEWLIB_EXPORT SlideContainer : public QFrame { Q_OBJECT Q_PROPERTY(int slideHeight READ slideHeight WRITE setSlideHeight) public: explicit SlideContainer(QWidget *parent = nullptr); /** * Returns the content widget */ QWidget *content() const; /** * Defines the content widget */ void setContent(QWidget *content); QSize sizeHint() const override; QSize minimumSizeHint() const override; int slideHeight() const; Q_INVOKABLE void setSlideHeight(int height); public Q_SLOTS: /** * Slides the content widget in. * Calling it multiple times won't cause the animation to be replayed. */ void slideIn(); /** * Slides the content widget out. * Calling it multiple times won't cause the animation to be replayed. */ void slideOut(); Q_SIGNALS: void slidedIn(); void slidedOut(); protected: void resizeEvent(QResizeEvent *) override; bool eventFilter(QObject *, QEvent *event) override; private Q_SLOTS: void slotAnimFinished(); private: QPointer mContent; QPointer mAnim; bool mSlidingOut; void adjustContentGeometry(); void animTo(int height); }; } /* namespace */ #endif /* SLIDECONTAINER_H */