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#ifndef _CONNECTIONFRAME_H_
#define _CONNECTIONFRAME_H_
#include <QtWidgets>
#include "../net/client.h"
class MainWindow;
/**
* Class for representing the clients of current session, with a specific frame
* displaying username and hostname for each one.
*/
class ConnectionFrame : public QGroupBox
{
Q_OBJECT
private:
QString _computerId;
QBoxLayout *_mainLayout;
QBoxLayout *_iconLayout;
QLabel *_lblUserName;
QLabel *_lblHostName;
QLabel *_lblExamMode;
QLabel *_icoCam, *_icoEye, *_icoLock;
QList<QLabel*> _icons;
QImage _remoteScreen;
QPoint _clickPoint;
QPoint _previousPosition;
QPoint _gridPosition;
QSize _desiredThumbSize;
Client *_client;
int _timerId, _timerCounter;
bool _isSelected;
bool _isTutor;
bool _isFromRoomplan;
static const int _startDragDistance = 40;
void showDefaultThumb();
void calcDesiredThumbSize(const QSize &frameSize);
QLabel* addIcon(const QIcon* icon);
MainWindow *_mainWindow;
public:
static bool paintDisabled;
ConnectionFrame(MainWindow* main, QWidget* parent, bool fromRoomplan = false);
virtual ~ConnectionFrame();
const inline QPoint getGridPosition() const { return _gridPosition; }
void setGridPosition(int x, int y);
void setGridPosition(const QPoint& pos);
void updateGeometry();
void assignClient(Client *client);
void setSelection(bool selected);
inline bool isSelected() { return _isSelected; }
const QString& computerId() const { return _computerId; }
void setComputerId(QString computerId) { if (_client != NULL) return; _computerId = computerId; updateLabels(); }
Client* client() const { return _client; }
inline bool isTutor() { return _isTutor; }
inline bool isFromRoomplan() { return _isFromRoomplan; }
void setTutor(bool b);
protected:
void resizeEvent(QResizeEvent* event) { calcDesiredThumbSize(event->size()); }
void mouseDoubleClickEvent(QMouseEvent* event);
void mouseReleaseEvent(QMouseEvent* e);
void enterEvent(QEvent* event);
void leaveEvent(QEvent* event);
void mousePressEvent(QMouseEvent* event);
void mouseMoveEvent(QMouseEvent* event);
void paintEvent(QPaintEvent *event);
void timerEvent(QTimerEvent* event);
signals:
void frameMoved(ConnectionFrame* frame);
void doubleClicked(ConnectionFrame* frame);
void clicked(ConnectionFrame* frame);
private slots:
void onClientDisconnected();
void onThumbUpdated(Client* client, const QImage& thumb);
void updateAppearance();
void updateLabels();
};
#endif
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