2 Situare - A location system for Facebook
3 Copyright (C) 2010 Ixonos Plc. Authors:
5 Kaj Wallin - kaj.wallin@ixonos.com
6 Katri Kaikkonen - katri.kaikkonen@ixonos.com
8 Situare is free software; you can redistribute it and/or
9 modify it under the terms of the GNU General Public License
10 version 2 as published by the Free Software Foundation.
12 Situare is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with Situare; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
23 #ifndef INDICATORBUTTON_H
24 #define INDICATORBUTTON_H
27 #include <QToolButton>
29 #include <QMouseEvent>
30 #include <QPaintEvent>
31 #include "../user/user.h"
34 * @brief Indicator button class
36 * @class IndicatorButton indicatorbutton.h "ui/indicatorbutton.h"
38 class IndicatorButton : public QToolButton
46 * @param parent Parent widget
48 IndicatorButton(QWidget *parent = 0);
50 /*******************************************************************************
51 * BASE CLASS INHERITED AND REIMPLEMENTED MEMBER FUNCTIONS
52 ******************************************************************************/
56 * @brief Move event for the distance indicator button
60 void mouseMoveEvent(QMouseEvent *event);
63 * @brief Press event for the distance indicator button
67 void mousePressEvent(QMouseEvent *event);
70 * @brief Event handler for mouse release events
72 * @param event Mouse event
74 void mouseReleaseEvent(QMouseEvent *event);
76 // void paintEvent(QPaintEvent *event);
79 /*******************************************************************************
80 * MEMBER FUNCTIONS AND SLOTS
81 ******************************************************************************/
86 * @brief Relative position of the event inside the widget
88 const QPoint& eventPosition();
91 * @brief Toggle distance indicator button draggability
93 void setDraggable(bool mode, QPoint eventPosition = QPoint(0,0));
97 * @brief Safeguard slot to release mouse grab if something goes horribly wrong
99 void forceMouseRelease();
102 * @brief Slot that handles drag initialization once timer has timed out
106 /*******************************************************************************
108 ******************************************************************************/
111 * @brief Automatic centering setting changed by user
113 * @param enabled True if automatic centering is enabled, otherwise false
115 void autoCenteringTriggered(bool enabled);
117 /*******************************************************************************
119 ******************************************************************************/
121 bool m_isDraggable; ///< Boolean for tracking the draggability state
123 QPoint m_dragPosition; ///< Location from where the widget is grabbed
124 QPoint m_eventPosition; ///< Position of mousePressEvent
126 QSize m_screenSize; ///< Store for the screen size
128 QTimer *m_dragStartTimer; ///< Timer to init draggability of the distance indicator button
129 QTimer *m_forceReleaseTimer; ///< Timer to run forceMouseRelease;
133 #endif // INDICATORBUTTON_H