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[qstardict] / qstardict / resizablepopup.h

diff --git a/qstardict/resizablepopup.h b/qstardict/resizablepopup.h
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+/*****************************************************************************
+ * resizablepopup.h - QStarDict, a StarDict clone written with using Qt      *
+ * Copyright (C) 2007 Alexander Rodin                                        *
+ *                                                                           *
+ * 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 RESIZABLEPOPUP_H
+#define RESIZABLEPOPUP_H
+
+#include <QFrame>
+
+class QEvent;
+class QMouseEvent;
+class QTimerEvent;
+
+namespace QStarDict
+{
+
+/**
+ * The ResizablePopup widget is a resizable top-level window
+ * without decorations.
+ */
+class ResizablePopup: public QFrame
+{
+    Q_OBJECT
+
+    public:
+        /**
+         * Construct a ResizablePopup widget.
+         */
+        ResizablePopup(QWidget *parent = 0);
+
+        /**
+         * Return timeout before hiding after mouse leaving.
+         */
+        int timeoutBeforeHide() const
+        { return m_timeoutBeforeHide; }
+        /**
+         * Return a default size of new-shown popup.
+         */
+        const QSize& defaultSize() const
+        { return m_defaultSize; }
+
+    public slots:
+        /**
+         * Set timeout before hiding after mouse leaving.
+         */
+        void setTimeoutBeforeHide(int timeoutBeforeHide)
+        { m_timeoutBeforeHide = timeoutBeforeHide; }
+        /**
+         * Set default size of new-shown popup.
+         */
+        void setDefaultSize(const QSize &defaultSize)
+        { m_defaultSize = defaultSize; }
+        /**
+         * Show popup under mouse cursor.
+         */
+        void popup();
+
+    protected:
+        void enterEvent(QEvent*);
+        void leaveEvent(QEvent*);
+        void mouseMoveEvent(QMouseEvent*);
+        void mousePressEvent(QMouseEvent*);
+        void mouseReleaseEvent(QMouseEvent*);
+        void mouseDoubleClickEvent(QMouseEvent*);
+        void timerEvent(QTimerEvent*);
+        bool event(QEvent *event);
+
+    private:
+        void stopResize();
+        void doResize();
+            
+        enum ResizeDirection
+        {
+            None,
+            Top,
+            Bottom,
+            Left,
+            Right,
+            TopLeft,
+            TopRight,
+            BottomLeft,
+            BottomRight
+        };
+        QPoint m_oldCursorPos;
+        bool m_isMoving;
+        QSize m_defaultSize;
+        ResizeDirection m_resizeDirection;
+        int m_timeoutBeforeHide;
+        int m_timerCloseId;
+        int m_timerResizeId;
+        bool m_isPopuped;
+};
+
+}
+
+#endif // RESIZABLEPOPUP_H
+
+// vim: tabstop=4 softtabstop=4 shiftwidth=4 expandtab cindent textwidth=120 formatoptions=tc
+