transmission/qt/filterbar.h

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/*
* This file Copyright (C) 2010-2014 Mnemosyne LLC
*
* It may be used under the GNU GPL versions 2 or 3
* or any future license endorsed by Mnemosyne LLC.
*
* $Id$
*/
#ifndef QTR_FILTERBAR_H
#define QTR_FILTERBAR_H
#include <QComboBox>
#include <QItemDelegate>
#include <QLineEdit>
#include <QWidget>
class QLabel;
class QLineEdit;
class QPaintEvent;
class QStandardItemModel;
class QTimer;
class Prefs;
class TorrentFilter;
class TorrentModel;
class FilterBarComboBoxDelegate: public QItemDelegate
{
Q_OBJECT
public:
FilterBarComboBoxDelegate (QObject * parent, QComboBox * combo);
public:
static bool isSeparator (const QModelIndex &index);
static void setSeparator (QAbstractItemModel * model, const QModelIndex& index);
protected:
virtual void paint (QPainter*, const QStyleOptionViewItem&, const QModelIndex&) const;
virtual QSize sizeHint (const QStyleOptionViewItem&, const QModelIndex&) const;
private:
QComboBox * myCombo;
};
class FilterBarComboBox: public QComboBox
{
Q_OBJECT
public:
FilterBarComboBox (QWidget * parent = 0);
int currentCount () const;
protected:
virtual void paintEvent (QPaintEvent * e);
};
class FilterBarLineEdit: public QLineEdit
{
Q_OBJECT
public:
FilterBarLineEdit (QWidget * parent = 0);
protected:
virtual void resizeEvent (QResizeEvent * event);
private slots:
void updateClearButtonVisibility ();
private:
QToolButton * myClearButton;
};
class FilterBar: public QWidget
{
Q_OBJECT
public:
FilterBar (Prefs& prefs, TorrentModel& torrents, TorrentFilter& filter, QWidget * parent = 0);
~FilterBar ();
private:
FilterBarComboBox * createTrackerCombo (QStandardItemModel * );
FilterBarComboBox * createActivityCombo ();
void recountSoon ();
void refreshTrackers ();
QString getCountString (int n) const;
private:
Prefs& myPrefs;
TorrentModel& myTorrents;
TorrentFilter& myFilter;
FilterBarComboBox * myActivityCombo;
FilterBarComboBox * myTrackerCombo;
QLabel * myCountLabel;
QStandardItemModel * myTrackerModel;
QTimer * myRecountTimer;
bool myIsBootstrapping;
FilterBarLineEdit * myLineEdit;
private slots:
void recount ();
void refreshPref (int key);
void refreshCountLabel ();
void onActivityIndexChanged (int index);
void onTrackerIndexChanged (int index);
void onTorrentModelReset ();
void onTorrentModelRowsInserted (const QModelIndex&, int, int);
void onTorrentModelRowsRemoved (const QModelIndex&, int, int);
void onTorrentModelDataChanged (const QModelIndex&, const QModelIndex&);
void onTextChanged (const QString&);
};
#endif