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Diffstat (limited to 'src/gui/kernel/qcursor_mac.mm')
| -rw-r--r-- | src/gui/kernel/qcursor_mac.mm | 556 |
1 files changed, 556 insertions, 0 deletions
diff --git a/src/gui/kernel/qcursor_mac.mm b/src/gui/kernel/qcursor_mac.mm new file mode 100644 index 0000000..d632eb79 --- /dev/null +++ b/src/gui/kernel/qcursor_mac.mm @@ -0,0 +1,556 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <private/qcursor_p.h> +#include <private/qpixmap_mac_p.h> +#include <qapplication.h> +#include <qbitmap.h> +#include <qcursor.h> +#include <qevent.h> +#include <string.h> +#include <unistd.h> +#include <AppKit/NSCursor.h> +#include <qpainter.h> +#include <private/qt_cocoa_helpers_mac_p.h> + +QT_BEGIN_NAMESPACE + +/***************************************************************************** + Externals + *****************************************************************************/ +extern QCursorData *qt_cursorTable[Qt::LastCursor + 1]; +extern OSWindowRef qt_mac_window_for(const QWidget *); //qwidget_mac.cpp +extern GrafPtr qt_mac_qd_context(const QPaintDevice *); //qpaintdevice_mac.cpp +extern bool qt_sendSpontaneousEvent(QObject *, QEvent *); //qapplication_mac.cpp + +/***************************************************************************** + Internal QCursorData class + *****************************************************************************/ + +class QMacAnimateCursor : public QObject +{ + int timerId, step; + ThemeCursor curs; +public: + QMacAnimateCursor() : QObject(), timerId(-1) { } + void start(ThemeCursor c) { + step = 1; + if(timerId != -1) + killTimer(timerId); + timerId = startTimer(300); + curs = c; + } + void stop() { + if(timerId != -1) { + killTimer(timerId); + timerId = -1; + } + } +protected: + void timerEvent(QTimerEvent *e) { + if(e->timerId() == timerId) { + /* + if(SetAnimatedThemeCursor(curs, step++) == themeBadCursorIndexErr) + stop(); + */ + } + } +}; + +static QCursorData *currentCursor = 0; //current cursor +void qt_mac_set_cursor(const QCursor *c, const QPoint &) +{ + if (!c) { + currentCursor = 0; + return; + } + c->handle(); //force the cursor to get loaded, if it's not + + if(1 || currentCursor != c->d) { + if(currentCursor && currentCursor->type == QCursorData::TYPE_ThemeCursor + && currentCursor->curs.tc.anim) + currentCursor->curs.tc.anim->stop(); + QMacCocoaAutoReleasePool pool; + if(c->d->type == QCursorData::TYPE_ImageCursor) { + [static_cast<NSCursor *>(c->d->curs.cp.nscursor) set]; + } else if(c->d->type == QCursorData::TYPE_ThemeCursor) { +#ifdef QT_MAC_USE_COCOA + if (c->d->curs.cp.nscursor == 0) + [[NSCursor arrowCursor] set]; + [static_cast<NSCursor *>(c->d->curs.cp.nscursor) set]; +#else + if(SetAnimatedThemeCursor(c->d->curs.tc.curs, 0) == themeBadCursorIndexErr) { + SetThemeCursor(c->d->curs.tc.curs); + } else { + if(!c->d->curs.tc.anim) + c->d->curs.tc.anim = new QMacAnimateCursor; + c->d->curs.tc.anim->start(c->d->curs.tc.curs); + } +#endif + } + } + currentCursor = c->d; +} + +void qt_mac_update_cursor_at_global_pos(const QPoint &globalPos) +{ + QCursor cursor(Qt::ArrowCursor); + if (QApplication::overrideCursor()) { + cursor = *QApplication::overrideCursor(); + } else { + for(QWidget *w = QApplication::widgetAt(globalPos); w; w = w->parentWidget()) { + if(w->testAttribute(Qt::WA_SetCursor)) { + cursor = w->cursor(); + break; + } + } + } + qt_mac_set_cursor(&cursor, globalPos); +} + +void qt_mac_update_cursor() +{ + qt_mac_update_cursor_at_global_pos(QCursor::pos()); +} + +static int nextCursorId = Qt::BitmapCursor; + +QCursorData::QCursorData(Qt::CursorShape s) + : cshape(s), bm(0), bmm(0), hx(-1), hy(-1), mId(s), type(TYPE_None) +{ + ref = 1; + memset(&curs, '\0', sizeof(curs)); +} + +QCursorData::~QCursorData() +{ + if (type == TYPE_ImageCursor) { + if (curs.cp.my_cursor) { + QMacCocoaAutoReleasePool pool; + [static_cast<NSCursor *>(curs.cp.nscursor) release]; + } + } else if(type == TYPE_ThemeCursor) { + delete curs.tc.anim; + } + type = TYPE_None; + + delete bm; + delete bmm; + if(currentCursor == this) + currentCursor = 0; +} + +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("Qt: QCursor: Cannot create bitmap cursor; invalid bitmap(s)"); + QCursorData *c = qt_cursorTable[0]; + c->ref.ref(); + return c; + } + // This is silly, but this is apparently called outside the constructor, so we have + // to be ready for that case. + QCursorData *x = new QCursorData; + x->ref = 1; + x->mId = ++nextCursorId; + x->bm = new QBitmap(bitmap); + x->bmm = new QBitmap(mask); + x->cshape = Qt::BitmapCursor; + x->hx = hotX >= 0 ? hotX : bitmap.width() / 2; + x->hy = hotY >= 0 ? hotY : bitmap.height() / 2; + return x; +} + +Qt::HANDLE QCursor::handle() const +{ + if(!QCursorData::initialized) + QCursorData::initialize(); + if(d->type == QCursorData::TYPE_None) + d->update(); + return (Qt::HANDLE)d->mId; +} + +QPoint QCursor::pos() +{ + return flipPoint([NSEvent mouseLocation]).toPoint(); +} + +void QCursor::setPos(int x, int y) +{ + CGWarpMouseCursorPosition(CGPointMake(x, y)); + + /* I'm not too keen on doing this, but this makes it a lot easier, so I just + send the event back through the event system and let it get propagated correctly + ideally this would not really need to be faked --Sam + */ + QWidget *widget = 0; + if(QWidget *grb = QWidget::mouseGrabber()) + widget = grb; + else + widget = QApplication::widgetAt(QPoint(x, y)); + if(widget) { + QMouseEvent me(QMouseEvent::MouseMove, widget->mapFromGlobal(QPoint(x, y)), Qt::NoButton, + QApplication::mouseButtons(), QApplication::keyboardModifiers()); + qt_sendSpontaneousEvent(widget, &me); + } +} + +void QCursorData::initCursorFromBitmap() +{ + NSImage *nsimage; + QImage finalCursor(bm->size(), QImage::Format_ARGB32); + QImage bmi = bm->toImage().convertToFormat(QImage::Format_RGB32); + QImage bmmi = bmm->toImage().convertToFormat(QImage::Format_RGB32); + for (int row = 0; row < finalCursor.height(); ++row) { + QRgb *bmData = reinterpret_cast<QRgb *>(bmi.scanLine(row)); + QRgb *bmmData = reinterpret_cast<QRgb *>(bmmi.scanLine(row)); + QRgb *finalData = reinterpret_cast<QRgb *>(finalCursor.scanLine(row)); + for (int col = 0; col < finalCursor.width(); ++col) { + if (bmmData[col] == 0xff000000 && bmData[col] == 0xffffffff) { + finalData[col] = 0xffffffff; + } else if (bmmData[col] == 0xff000000 && bmData[col] == 0xffffffff) { + finalData[col] = 0x7f000000; + } else if (bmmData[col] == 0xffffffff && bmData[col] == 0xffffffff) { + finalData[col] = 0x00000000; + } else { + finalData[col] = 0xff000000; + } + } + } + type = QCursorData::TYPE_ImageCursor; + curs.cp.my_cursor = true; + QPixmap bmCopy = QPixmap::fromImage(finalCursor); + NSPoint hotSpot = { hx, hy }; + nsimage = static_cast<NSImage*>(qt_mac_create_nsimage(bmCopy)); + curs.cp.nscursor = [[NSCursor alloc] initWithImage:nsimage hotSpot: hotSpot]; + [nsimage release]; +} + +void QCursorData::initCursorFromPixmap() +{ + type = QCursorData::TYPE_ImageCursor; + curs.cp.my_cursor = true; + NSPoint hotSpot = { hx, hy }; + NSImage *nsimage; + nsimage = static_cast<NSImage *>(qt_mac_create_nsimage(pixmap)); + curs.cp.nscursor = [[NSCursor alloc] initWithImage:nsimage hotSpot: hotSpot]; + [nsimage release]; +} + +void QCursorData::update() +{ + if(!QCursorData::initialized) + QCursorData::initialize(); + if(type != QCursorData::TYPE_None) + return; + + /* Note to self... *** + * mask x data + * 0xFF x 0x00 == fully opaque white + * 0x00 x 0xFF == xor'd black + * 0xFF x 0xFF == fully opaque black + * 0x00 x 0x00 == fully transparent + */ + + if (hx < 0) + hx = 0; + if (hy < 0) + hy = 0; + +#define QT_USE_APPROXIMATE_CURSORS +#ifdef QT_USE_APPROXIMATE_CURSORS + static const uchar cur_ver_bits[] = { + 0x00, 0x00, 0x00, 0x00, 0x01, 0x80, 0x03, 0xc0, 0x07, 0xe0, 0x0f, 0xf0, + 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x0f, 0xf0, + 0x07, 0xe0, 0x03, 0xc0, 0x01, 0x80, 0x00, 0x00 }; + static const uchar mcur_ver_bits[] = { + 0x00, 0x00, 0x03, 0x80, 0x07, 0xc0, 0x0f, 0xe0, 0x1f, 0xf0, 0x3f, 0xf8, + 0x7f, 0xfc, 0x07, 0xc0, 0x07, 0xc0, 0x07, 0xc0, 0x7f, 0xfc, 0x3f, 0xf8, + 0x1f, 0xf0, 0x0f, 0xe0, 0x07, 0xc0, 0x03, 0x80 }; + + static const uchar cur_hor_bits[] = { + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x20, 0x18, 0x30, + 0x38, 0x38, 0x7f, 0xfc, 0x7f, 0xfc, 0x38, 0x38, 0x18, 0x30, 0x08, 0x20, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; + static const uchar mcur_hor_bits[] = { + 0x00, 0x00, 0x00, 0x00, 0x04, 0x40, 0x0c, 0x60, 0x1c, 0x70, 0x3c, 0x78, + 0x7f, 0xfc, 0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe, 0x7f, 0xfc, 0x3c, 0x78, + 0x1c, 0x70, 0x0c, 0x60, 0x04, 0x40, 0x00, 0x00 }; + + static const uchar cur_fdiag_bits[] = { + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xf8, 0x00, 0xf8, 0x00, 0x78, + 0x00, 0xf8, 0x01, 0xd8, 0x23, 0x88, 0x37, 0x00, 0x3e, 0x00, 0x3c, 0x00, + 0x3e, 0x00, 0x3f, 0x00, 0x00, 0x00, 0x00, 0x00 }; + static const uchar mcur_fdiag_bits[] = { + 0x00, 0x00, 0x00, 0x00, 0x07, 0xfc, 0x03, 0xfc, 0x01, 0xfc, 0x00, 0xfc, + 0x41, 0xfc, 0x63, 0xfc, 0x77, 0xdc, 0x7f, 0x8c, 0x7f, 0x04, 0x7e, 0x00, + 0x7f, 0x00, 0x7f, 0x80, 0x7f, 0xc0, 0x00, 0x00 }; + + static const uchar cur_bdiag_bits[] = { + 0x00, 0x00, 0x00, 0x00, 0x3f, 0x00, 0x3e, 0x00, 0x3c, 0x00, 0x3e, 0x00, + 0x37, 0x00, 0x23, 0x88, 0x01, 0xd8, 0x00, 0xf8, 0x00, 0x78, 0x00, 0xf8, + 0x01, 0xf8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; + static const uchar mcur_bdiag_bits[] = { + 0x00, 0x00, 0x7f, 0xc0, 0x7f, 0x80, 0x7f, 0x00, 0x7e, 0x00, 0x7f, 0x04, + 0x7f, 0x8c, 0x77, 0xdc, 0x63, 0xfc, 0x41, 0xfc, 0x00, 0xfc, 0x01, 0xfc, + 0x03, 0xfc, 0x07, 0xfc, 0x00, 0x00, 0x00, 0x00 }; + + static const unsigned char cur_up_arrow_bits[] = { + 0x00, 0x80, 0x01, 0x40, 0x01, 0x40, 0x02, 0x20, 0x02, 0x20, 0x04, 0x10, + 0x04, 0x10, 0x08, 0x08, 0x0f, 0x78, 0x01, 0x40, 0x01, 0x40, 0x01, 0x40, + 0x01, 0x40, 0x01, 0x40, 0x01, 0x40, 0x01, 0xc0 }; + static const unsigned char mcur_up_arrow_bits[] = { + 0x00, 0x80, 0x01, 0xc0, 0x01, 0xc0, 0x03, 0xe0, 0x03, 0xe0, 0x07, 0xf0, + 0x07, 0xf0, 0x0f, 0xf8, 0x0f, 0xf8, 0x01, 0xc0, 0x01, 0xc0, 0x01, 0xc0, + 0x01, 0xc0, 0x01, 0xc0, 0x01, 0xc0, 0x01, 0xc0 }; +#endif + const uchar *cursorData = 0; + const uchar *cursorMaskData = 0; +#ifdef QT_MAC_USE_COCOA + switch (cshape) { // map Q cursor to MAC cursor + case Qt::BitmapCursor: { + if (pixmap.isNull()) + initCursorFromBitmap(); + else + initCursorFromPixmap(); + break; } + case Qt::BlankCursor: { + pixmap = QPixmap(16, 16); + pixmap.fill(Qt::transparent); + initCursorFromPixmap(); + break; } + case Qt::ArrowCursor: { + type = QCursorData::TYPE_ThemeCursor; + curs.cp.nscursor = [NSCursor arrowCursor]; + break; } + case Qt::CrossCursor: { + type = QCursorData::TYPE_ThemeCursor; + curs.cp.nscursor = [NSCursor crosshairCursor]; + break; } + case Qt::WaitCursor: { + pixmap = QPixmap(QLatin1String(":/trolltech/mac/cursors/images/spincursor.png")); + initCursorFromPixmap(); + break; } + case Qt::IBeamCursor: { + type = QCursorData::TYPE_ThemeCursor; + curs.cp.nscursor = [NSCursor IBeamCursor]; + break; } + case Qt::SizeAllCursor: { + pixmap = QPixmap(QLatin1String(":/trolltech/mac/cursors/images/pluscursor.png")); + initCursorFromPixmap(); + break; } + case Qt::WhatsThisCursor: { //for now just use the pointing hand + case Qt::PointingHandCursor: + type = QCursorData::TYPE_ThemeCursor; + curs.cp.nscursor = [NSCursor pointingHandCursor]; + break; } + case Qt::BusyCursor: { + pixmap = QPixmap(QLatin1String(":/trolltech/mac/cursors/images/waitcursor.png")); + initCursorFromPixmap(); + break; } + case Qt::SplitVCursor: { + type = QCursorData::TYPE_ThemeCursor; + curs.cp.nscursor = [NSCursor resizeUpDownCursor]; + break; } + case Qt::SplitHCursor: { + type = QCursorData::TYPE_ThemeCursor; + curs.cp.nscursor = [NSCursor resizeLeftRightCursor]; + break; } + case Qt::ForbiddenCursor: { + pixmap = QPixmap(QLatin1String(":/trolltech/mac/cursors/images/forbiddencursor.png")); + initCursorFromPixmap(); + break; } + case Qt::OpenHandCursor: + type = QCursorData::TYPE_ThemeCursor; + curs.cp.nscursor = [NSCursor openHandCursor]; + break; + case Qt::ClosedHandCursor: + type = QCursorData::TYPE_ThemeCursor; + curs.cp.nscursor = [NSCursor closedHandCursor]; + break; +#define QT_USE_APPROXIMATE_CURSORS +#ifdef QT_USE_APPROXIMATE_CURSORS + case Qt::SizeVerCursor: + cursorData = cur_ver_bits; + cursorMaskData = mcur_ver_bits; + hx = hy = 8; + break; + case Qt::SizeHorCursor: + cursorData = cur_hor_bits; + cursorMaskData = mcur_hor_bits; + hx = hy = 8; + break; + case Qt::SizeBDiagCursor: + cursorData = cur_fdiag_bits; + cursorMaskData = mcur_fdiag_bits; + hx = hy = 8; + break; + case Qt::SizeFDiagCursor: + cursorData = cur_bdiag_bits; + cursorMaskData = mcur_bdiag_bits; + hx = hy = 8; + break; + case Qt::UpArrowCursor: + cursorData = cur_up_arrow_bits; + cursorMaskData = mcur_up_arrow_bits; + hx = 8; + break; +#endif + default: + qWarning("Qt: QCursor::update: Invalid cursor shape %d", cshape); + return; + } +#else + // Carbon + switch (cshape) { // map Q cursor to MAC cursor + case Qt::BitmapCursor: { + if (pixmap.isNull()) + initCursorFromBitmap(); + else + initCursorFromPixmap(); + break; } + case Qt::BlankCursor: { + pixmap = QPixmap(16, 16); + pixmap.fill(Qt::transparent); + initCursorFromPixmap(); + break; } + case Qt::ArrowCursor: { + type = QCursorData::TYPE_ThemeCursor; + curs.tc.curs = kThemeArrowCursor; + break; } + case Qt::CrossCursor: { + type = QCursorData::TYPE_ThemeCursor; + curs.tc.curs = kThemeCrossCursor; + break; } + case Qt::WaitCursor: { + type = QCursorData::TYPE_ThemeCursor; + curs.tc.curs = kThemeWatchCursor; + break; } + case Qt::IBeamCursor: { + type = QCursorData::TYPE_ThemeCursor; + curs.tc.curs = kThemeIBeamCursor; + break; } + case Qt::SizeAllCursor: { + type = QCursorData::TYPE_ThemeCursor; + curs.tc.curs = kThemePlusCursor; + break; } + case Qt::WhatsThisCursor: { //for now just use the pointing hand + case Qt::PointingHandCursor: + type = QCursorData::TYPE_ThemeCursor; + curs.tc.curs = kThemePointingHandCursor; + break; } + case Qt::BusyCursor: { + type = QCursorData::TYPE_ThemeCursor; + curs.tc.curs = kThemeSpinningCursor; + break; } + case Qt::SplitVCursor: { + type = QCursorData::TYPE_ThemeCursor; + curs.tc.curs = kThemeResizeUpDownCursor; + break; } + case Qt::SplitHCursor: { + type = QCursorData::TYPE_ThemeCursor; + curs.tc.curs = kThemeResizeLeftRightCursor; + break; } + case Qt::ForbiddenCursor: { + type = QCursorData::TYPE_ThemeCursor; + curs.tc.curs = kThemeNotAllowedCursor; + break; } + case Qt::OpenHandCursor: + type = QCursorData::TYPE_ThemeCursor; + curs.tc.curs = kThemeOpenHandCursor; + break; + case Qt::ClosedHandCursor: + type = QCursorData::TYPE_ThemeCursor; + curs.tc.curs = kThemeClosedHandCursor; + break; +#define QT_USE_APPROXIMATE_CURSORS +#ifdef QT_USE_APPROXIMATE_CURSORS + case Qt::SizeVerCursor: + cursorData = cur_ver_bits; + cursorMaskData = mcur_ver_bits; + hx = hy = 8; + break; + case Qt::SizeHorCursor: + cursorData = cur_hor_bits; + cursorMaskData = mcur_hor_bits; + hx = hy = 8; + break; + case Qt::SizeBDiagCursor: + cursorData = cur_fdiag_bits; + cursorMaskData = mcur_fdiag_bits; + hx = hy = 8; + break; + case Qt::SizeFDiagCursor: + cursorData = cur_bdiag_bits; + cursorMaskData = mcur_bdiag_bits; + hx = hy = 8; + break; + case Qt::UpArrowCursor: + cursorData = cur_up_arrow_bits; + cursorMaskData = mcur_up_arrow_bits; + hx = 8; + break; +#endif + default: + qWarning("Qt: QCursor::update: Invalid cursor shape %d", cshape); + return; + } +#endif + + if (cursorData) { + bm = new QBitmap(QBitmap::fromData(QSize(16, 16), cursorData, + QImage::Format_Mono)); + bmm = new QBitmap(QBitmap::fromData(QSize(16, 16), cursorMaskData, + QImage::Format_Mono)); + initCursorFromBitmap(); + } + +#if 0 + if(type == QCursorData::TYPE_CursPtr && curs.cp.hcurs && curs.cp.my_cursor) { + curs.cp.hcurs->hotSpot.h = hx >= 0 ? hx : 8; + curs.cp.hcurs->hotSpot.v = hy >= 0 ? hy : 8; + } +#endif +} + +QT_END_NAMESPACE |