kde-workspace/krunner/interfaces/default/resultscene.h

107 lines
3.6 KiB
C++

/***************************************************************************
* Copyright 2007 by Enrico Ros <enrico.ros@gmail.com> *
* Copyright 2007 by Riccardo Iaconelli <ruphy@kde.org> *
* Copyright 2008 by Aaron Seigo <aseigo@kde.org> *
* Copyright 2008 by Davide Bettio <davide.bettio@kdemail.net> *
* *
* 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 __ResultScene_h__
#define __ResultScene_h__
#include <QtCore/QList>
#include <QtCore/qmap.h>
#include <QtCore/QTimer>
#include <QtGui/QGraphicsScene>
#include <Plasma/QueryMatch>
#include "resultitem.h"
namespace Plasma
{
class RunnerManager;
}
class SelectionBar;
class ResultScene : public QGraphicsScene
{
Q_OBJECT
public:
explicit ResultScene(SharedResultData *resultData, Plasma::RunnerManager *runnerManager, QWidget *focusBase, QObject *parent = 0);
~ResultScene();
void setWidth(int width);
ResultItem* defaultResultItem() const;
void run(ResultItem* item) const;
QSize minimumSizeHint() const;
int viewableHeight() const;
public slots:
void setQueryMatches(const QList<Plasma::QueryMatch> &matches);
void queryCleared();
signals:
void itemActivated(ResultItem *item);
void matchCountChanged(int count);
void viewableHeightChanged();
void ensureVisibility(QGraphicsItem *item);
protected:
void keyPressEvent(QKeyEvent * keyEvent);
void focusInEvent(QFocusEvent *focusEvent);
private:
void selectPreviousItem();
void selectNextItem();
ResultItem* currentlyFocusedItem() const;
bool canMoveItemFocus() const;
void arrangeItems(bool setFocusAndTabbing);
private slots:
void clearMatches();
void updateItemMargins();
void scheduleArrangeItems();
void arrangeItems();
void highlightItem(QGraphicsItem *item);
private:
Plasma::RunnerManager *m_runnerManager;
QTimer m_clearTimer;
QTimer m_arrangeTimer;
QList<ResultItem *> m_items;
SelectionBar *m_selectionBar;
int m_viewableHeight;
int m_currentIndex;
qreal m_itemMarginLeft;
qreal m_itemMarginTop;
qreal m_itemMarginRight;
qreal m_itemMarginBottom;
QWidget *m_focusBase;
SharedResultData *m_resultData;
};
#endif