diff options
Diffstat (limited to 'src/platformsupport/fbconvenience/qfbcursor.cpp')
-rw-r--r-- | src/platformsupport/fbconvenience/qfbcursor.cpp | 46 |
1 files changed, 43 insertions, 3 deletions
diff --git a/src/platformsupport/fbconvenience/qfbcursor.cpp b/src/platformsupport/fbconvenience/qfbcursor.cpp index 806556b1e4..8d6a695d68 100644 --- a/src/platformsupport/fbconvenience/qfbcursor.cpp +++ b/src/platformsupport/fbconvenience/qfbcursor.cpp @@ -34,14 +34,47 @@ #include "qfbcursor_p.h" #include "qfbscreen_p.h" #include <QtGui/QPainter> +#include <QtGui/private/qguiapplication_p.h> QT_BEGIN_NAMESPACE +bool QFbCursorDeviceListener::hasMouse() const +{ + return QGuiApplicationPrivate::inputDeviceManager()->deviceCount(QInputDeviceManager::DeviceTypePointer) > 0; +} + +void QFbCursorDeviceListener::onDeviceListChanged(QInputDeviceManager::DeviceType type) +{ + if (type == QInputDeviceManager::DeviceTypePointer) + m_cursor->updateMouseStatus(); +} + QFbCursor::QFbCursor(QFbScreen *screen) - : mScreen(screen), mDirty(false), mOnScreen(false) + : mVisible(true), + mScreen(screen), + mDirty(false), + mOnScreen(false), + mGraphic(0), + mDeviceListener(0) { + QByteArray hideCursorVal = qgetenv("QT_QPA_FB_HIDECURSOR"); + if (!hideCursorVal.isEmpty()) + mVisible = hideCursorVal.toInt() == 0; + if (!mVisible) + return; + mGraphic = new QPlatformCursorImage(0, 0, 0, 0, 0, 0); setCursor(Qt::ArrowCursor); + + mDeviceListener = new QFbCursorDeviceListener(this); + connect(QGuiApplicationPrivate::inputDeviceManager(), &QInputDeviceManager::deviceListChanged, + mDeviceListener, &QFbCursorDeviceListener::onDeviceListChanged); + updateMouseStatus(); +} + +QFbCursor::~QFbCursor() +{ + delete mDeviceListener; } QRect QFbCursor::getCurrentRect() @@ -68,6 +101,9 @@ void QFbCursor::pointerEvent(const QMouseEvent & e) QRect QFbCursor::drawCursor(QPainter & painter) { + if (!mVisible) + return QRect(); + mDirty = false; if (mCurrentRect.isNull()) return QRect(); @@ -131,15 +167,19 @@ void QFbCursor::changeCursor(QCursor * widgetCursor, QWindow *window) void QFbCursor::setDirty() { + if (!mVisible) + return; + if (!mDirty) { mDirty = true; mScreen->scheduleUpdate(); } } -void QFbCursor::setMouseDeviceDiscovery(QDeviceDiscovery *dd) +void QFbCursor::updateMouseStatus() { - Q_UNUSED(dd); + mVisible = mDeviceListener->hasMouse(); + mScreen->setDirty(mVisible ? getCurrentRect() : lastPainted()); } QT_END_NAMESPACE |