| /**************************************************************************** |
| ** |
| ** 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 |