/**************************************************************************** | |
** | |
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). | |
** All rights reserved. | |
** Contact: Nokia Corporation (qt-info@nokia.com) | |
** | |
** This file is part of the QtGui module of the Qt Toolkit. | |
** | |
** $QT_BEGIN_LICENSE:LGPL$ | |
** GNU Lesser General Public License Usage | |
** This file may be used under the terms of the GNU Lesser General Public | |
** License version 2.1 as published by the Free Software Foundation and | |
** appearing in the file LICENSE.LGPL included in the packaging of this | |
** file. Please review the following information to ensure the GNU Lesser | |
** General Public License version 2.1 requirements will be met: | |
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. | |
** | |
** In addition, as a special exception, Nokia gives you certain additional | |
** rights. These rights are described in the Nokia Qt LGPL Exception | |
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. | |
** | |
** GNU General Public License Usage | |
** Alternatively, this file may be used under the terms of the GNU General | |
** Public License version 3.0 as published by the Free Software Foundation | |
** and appearing in the file LICENSE.GPL included in the packaging of this | |
** file. Please review the following information to ensure the GNU General | |
** Public License version 3.0 requirements will be met: | |
** http://www.gnu.org/copyleft/gpl.html. | |
** | |
** Other Usage | |
** Alternatively, this file may be used in accordance with the terms and | |
** conditions contained in a signed written agreement between you and Nokia. | |
** | |
** | |
** | |
** | |
** | |
** $QT_END_LICENSE$ | |
** | |
****************************************************************************/ | |
#include <qcursor.h> | |
#include <private/qcursor_p.h> | |
#include <qbitmap.h> | |
#include <qwsdisplay_qws.h> | |
QT_BEGIN_NAMESPACE | |
QT_USE_NAMESPACE | |
#ifndef QT_NO_CURSOR | |
static int nextCursorId = Qt::BitmapCursor; | |
/***************************************************************************** | |
Internal QCursorData class | |
*****************************************************************************/ | |
QCursorData::QCursorData(Qt::CursorShape s) | |
: cshape(s), bm(0), bmm(0), hx(0), hy(0), id(s) | |
{ | |
ref = 1; | |
} | |
QCursorData::~QCursorData() | |
{ | |
delete bm; | |
delete bmm; | |
QT_TRY { | |
QPaintDevice::qwsDisplay()->destroyCursor(id); | |
} QT_CATCH(const std::bad_alloc &) { | |
// do nothing. | |
} | |
} | |
/***************************************************************************** | |
Global cursors | |
*****************************************************************************/ | |
int QCursor::handle() const | |
{ | |
return d->id; | |
} | |
QCursorData *QCursorData::setBitmap(const QBitmap &bitmap, const QBitmap &mask, int hotX, int hotY) | |
{ | |
if (!QCursorData::initialized) | |
QCursorData::initialize(); | |
if (bitmap.depth() != 1 || mask.depth() != 1 || bitmap.size() != mask.size()) { | |
qWarning("QCursor: Cannot create bitmap cursor; invalid bitmap(s)"); | |
QCursorData *c = qt_cursorTable[0]; | |
c->ref.ref(); | |
return c; | |
} | |
QCursorData *d = new QCursorData; | |
d->bm = new QBitmap(bitmap); | |
d->bmm = new QBitmap(mask); | |
d->cshape = Qt::BitmapCursor; | |
d->id = ++nextCursorId; | |
d->hx = hotX >= 0 ? hotX : bitmap.width() / 2; | |
d->hy = hotY >= 0 ? hotY : bitmap.height() / 2; | |
QPaintDevice::qwsDisplay()->defineCursor(d->id, *d->bm, *d->bmm, d->hx, d->hy); | |
return d; | |
} | |
void QCursorData::update() | |
{ | |
} | |
#endif //QT_NO_CURSOR | |
extern int *qt_last_x,*qt_last_y; | |
QPoint QCursor::pos() | |
{ | |
// This doesn't know about hotspots yet so we disable it | |
//qt_accel_update_cursor(); | |
if (qt_last_x) | |
return QPoint(*qt_last_x, *qt_last_y); | |
else | |
return QPoint(); | |
} | |
void QCursor::setPos(int x, int y) | |
{ | |
// Need to check, since some X servers generate null mouse move | |
// events, causing looping in applications which call setPos() on | |
// every mouse move event. | |
// | |
if (pos() == QPoint(x, y)) | |
return; | |
QPaintDevice::qwsDisplay()->setCursorPosition(x, y); | |
} | |
QT_END_NAMESPACE |