1 files changed, 91 insertions, 0 deletions
diff --git a/src/views/selectiontoggle.h b/src/views/selectiontoggle.h
new file mode 100644
index 000000000..5519272b3
--- /dev/null
+++ b/src/views/selectiontoggle.h
@@ -0,0 +1,91 @@
+/***************************************************************************
+ *   Copyright (C) 2008 by Peter Penz <[email protected]>                  *
+ *                                                                         *
+ *   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 SELECTIONTOGGLE_H
+#define SELECTIONTOGGLE_H
+
+#include <kurl.h>
+
+#include <QAbstractButton>
+#include <QPixmap>
+
+class QTimeLine;
+
+/**
+ * @brief Toggle button for changing the selection of an hovered item.
+ *
+ * The toggle button is visually invisible until it is displayed at least
+ * for one second.
+ *
+ * @see SelectionManager
+ */
+class SelectionToggle : public QAbstractButton
+{
+    Q_OBJECT
+
+public:
+    explicit SelectionToggle(QWidget* parent);
+    virtual ~SelectionToggle();
+    virtual QSize sizeHint() const;
+
+    /**
+     * Resets the selection toggle so that it is hidden and stays
+     * visually invisible for at least one second after it is shown again.
+     */
+    void reset();
+
+    void setUrl(const KUrl& url);
+    KUrl url() const;
+
+public slots:
+    virtual void setVisible(bool visible);
+
+protected:
+    virtual bool eventFilter(QObject* obj, QEvent* event);
+    virtual void enterEvent(QEvent* event);
+    virtual void leaveEvent(QEvent* event);
+    virtual void mousePressEvent(QMouseEvent* event);
+    virtual void mouseReleaseEvent(QMouseEvent* event);
+    virtual void resizeEvent(QResizeEvent* event);
+    virtual void paintEvent(QPaintEvent* event);
+
+private slots:
+    /**
+     * Sets the alpha value for the fading animation and is
+     * connected with m_fadingTimeLine.
+     */
+    void setFadingValue(int value);
+
+    void setIconOverlay(bool checked);
+    void refreshIcon();
+
+private:
+    void startFading();
+    void stopFading();
+
+private:
+    bool m_isHovered;
+    bool m_leftMouseButtonPressed;
+    int m_fadingValue;
+    QPixmap m_icon;
+    QTimeLine* m_fadingTimeLine;
+    KUrl m_url;
+};
+
+#endif