diff options
Diffstat (limited to 'src/gui/kernel')
23 files changed, 411 insertions, 316 deletions
diff --git a/src/gui/kernel/kernel.pri b/src/gui/kernel/kernel.pri index 792ca9fbaf..3b9afdfe8b 100644 --- a/src/gui/kernel/kernel.pri +++ b/src/gui/kernel/kernel.pri @@ -13,7 +13,6 @@ HEADERS += \ kernel/qwindowsysteminterface.h \ kernel/qwindowsysteminterface_p.h \ kernel/qplatformintegration.h \ - kernel/qplatformdrag.h \ kernel/qplatformscreen.h \ kernel/qplatformscreen_p.h \ kernel/qplatforminputcontext.h \ @@ -33,8 +32,6 @@ HEADERS += \ kernel/qplatformclipboard.h \ kernel/qplatformnativeinterface.h \ kernel/qplatformmenu.h \ - kernel/qshapedpixmapdndwindow_p.h \ - kernel/qsimpledrag_p.h \ kernel/qsurfaceformat.h \ kernel/qguiapplication.h \ kernel/qguiapplication_p.h \ @@ -46,12 +43,11 @@ HEADERS += \ kernel/qclipboard.h \ kernel/qcursor.h \ kernel/qcursor_p.h \ - kernel/qdrag.h \ - kernel/qdnd_p.h \ kernel/qevent.h \ kernel/qevent_p.h \ kernel/qinputmethod.h \ kernel/qinputmethod_p.h \ + kernel/qinternalmimedata_p.h \ kernel/qkeysequence.h \ kernel/qkeysequence_p.h \ kernel/qkeymapper_p.h \ @@ -89,7 +85,6 @@ SOURCES += \ kernel/qplatforminputcontextplugin.cpp \ kernel/qplatforminputcontext.cpp \ kernel/qplatformintegration.cpp \ - kernel/qplatformdrag.cpp \ kernel/qplatformscreen.cpp \ kernel/qplatformintegrationfactory.cpp \ kernel/qplatformintegrationplugin.cpp \ @@ -102,8 +97,6 @@ SOURCES += \ kernel/qplatformclipboard.cpp \ kernel/qplatformnativeinterface.cpp \ kernel/qsessionmanager.cpp \ - kernel/qshapedpixmapdndwindow.cpp \ - kernel/qsimpledrag.cpp \ kernel/qsurfaceformat.cpp \ kernel/qguiapplication.cpp \ kernel/qwindow.cpp \ @@ -112,10 +105,9 @@ SOURCES += \ kernel/qsurface.cpp \ kernel/qclipboard.cpp \ kernel/qcursor.cpp \ - kernel/qdrag.cpp \ - kernel/qdnd.cpp \ kernel/qevent.cpp \ kernel/qinputmethod.cpp \ + kernel/qinternalmimedata.cpp \ kernel/qkeysequence.cpp \ kernel/qkeymapper.cpp \ kernel/qpalette.cpp \ @@ -138,6 +130,21 @@ SOURCES += \ kernel/qinputdevicemanager.cpp \ kernel/qhighdpiscaling.cpp +qtConfig(draganddrop) { + HEADERS += \ + kernel/qdnd_p.h \ + kernel/qdrag.h \ + kernel/qplatformdrag.h \ + kernel/qshapedpixmapdndwindow_p.h \ + kernel/qsimpledrag_p.h + + SOURCES += \ + kernel/qdnd.cpp \ + kernel/qdrag.cpp \ + kernel/qplatformdrag.cpp \ + kernel/qshapedpixmapdndwindow.cpp \ + kernel/qsimpledrag.cpp +} qtConfig(opengl) { HEADERS += \ diff --git a/src/gui/kernel/qdnd.cpp b/src/gui/kernel/qdnd.cpp index 3af7f5c181..5c5f166554 100644 --- a/src/gui/kernel/qdnd.cpp +++ b/src/gui/kernel/qdnd.cpp @@ -37,39 +37,19 @@ ** ****************************************************************************/ -#include "qplatformdefs.h" +#include "qdnd_p.h" -#include "qbitmap.h" -#include "qdrag.h" -#include "qpixmap.h" -#include "qevent.h" -#include "qfile.h" -#include "qtextcodec.h" #include "qguiapplication.h" -#include "qpoint.h" -#include "qbuffer.h" -#include "qimage.h" -#include "qpainter.h" -#include "qregexp.h" -#include "qdir.h" -#include "qdnd_p.h" -#include "qimagereader.h" -#include "qimagewriter.h" -#include "qdebug.h" #include <ctype.h> -#include <qpa/qplatformintegration.h> #include <qpa/qplatformdrag.h> - +#include <qpa/qplatformintegration.h> #include <private/qguiapplication_p.h> -#ifndef QT_NO_DRAGANDDROP - QT_BEGIN_NAMESPACE // the universe's only drag manager QDragManager *QDragManager::m_instance = 0; - QDragManager::QDragManager() : QObject(qApp), m_currentDropTarget(0), m_platformDrag(QGuiApplicationPrivate::platformIntegration()->drag()), @@ -78,7 +58,6 @@ QDragManager::QDragManager() Q_ASSERT(!m_instance); } - QDragManager::~QDragManager() { m_instance = 0; @@ -142,196 +121,4 @@ Qt::DropAction QDragManager::drag(QDrag *o) return result; } -#endif // QT_NO_DRAGANDDROP - -#if !(defined(QT_NO_DRAGANDDROP) && defined(QT_NO_CLIPBOARD)) - -static QStringList imageMimeFormats(const QList<QByteArray> &imageFormats) -{ - QStringList formats; - formats.reserve(imageFormats.size()); - for (const auto &format : imageFormats) - formats.append(QLatin1String("image/") + QLatin1String(format.toLower())); - - //put png at the front because it is best - int pngIndex = formats.indexOf(QLatin1String("image/png")); - if (pngIndex != -1 && pngIndex != 0) - formats.move(pngIndex, 0); - - return formats; -} - -static inline QStringList imageReadMimeFormats() -{ - return imageMimeFormats(QImageReader::supportedImageFormats()); -} - - -static inline QStringList imageWriteMimeFormats() -{ - return imageMimeFormats(QImageWriter::supportedImageFormats()); -} - -QInternalMimeData::QInternalMimeData() - : QMimeData() -{ -} - -QInternalMimeData::~QInternalMimeData() -{ -} - -bool QInternalMimeData::hasFormat(const QString &mimeType) const -{ - bool foundFormat = hasFormat_sys(mimeType); - if (!foundFormat && mimeType == QLatin1String("application/x-qt-image")) { - QStringList imageFormats = imageReadMimeFormats(); - for (int i = 0; i < imageFormats.size(); ++i) { - if ((foundFormat = hasFormat_sys(imageFormats.at(i)))) - break; - } - } - return foundFormat; -} - -QStringList QInternalMimeData::formats() const -{ - QStringList realFormats = formats_sys(); - if (!realFormats.contains(QLatin1String("application/x-qt-image"))) { - QStringList imageFormats = imageReadMimeFormats(); - for (int i = 0; i < imageFormats.size(); ++i) { - if (realFormats.contains(imageFormats.at(i))) { - realFormats += QLatin1String("application/x-qt-image"); - break; - } - } - } - return realFormats; -} - -QVariant QInternalMimeData::retrieveData(const QString &mimeType, QVariant::Type type) const -{ - QVariant data = retrieveData_sys(mimeType, type); - if (mimeType == QLatin1String("application/x-qt-image")) { - if (data.isNull() || (data.type() == QVariant::ByteArray && data.toByteArray().isEmpty())) { - // try to find an image - QStringList imageFormats = imageReadMimeFormats(); - for (int i = 0; i < imageFormats.size(); ++i) { - data = retrieveData_sys(imageFormats.at(i), type); - if (data.isNull() || (data.type() == QVariant::ByteArray && data.toByteArray().isEmpty())) - continue; - break; - } - } - // we wanted some image type, but all we got was a byte array. Convert it to an image. - if (data.type() == QVariant::ByteArray - && (type == QVariant::Image || type == QVariant::Pixmap || type == QVariant::Bitmap)) - data = QImage::fromData(data.toByteArray()); - - } else if (mimeType == QLatin1String("application/x-color") && data.type() == QVariant::ByteArray) { - QColor c; - QByteArray ba = data.toByteArray(); - if (ba.size() == 8) { - ushort * colBuf = (ushort *)ba.data(); - c.setRgbF(qreal(colBuf[0]) / qreal(0xFFFF), - qreal(colBuf[1]) / qreal(0xFFFF), - qreal(colBuf[2]) / qreal(0xFFFF), - qreal(colBuf[3]) / qreal(0xFFFF)); - data = c; - } else { - qWarning("Qt: Invalid color format"); - } - } else if (data.type() != type && data.type() == QVariant::ByteArray) { - // try to use mime data's internal conversion stuf. - QInternalMimeData *that = const_cast<QInternalMimeData *>(this); - that->setData(mimeType, data.toByteArray()); - data = QMimeData::retrieveData(mimeType, type); - that->clear(); - } - return data; -} - -bool QInternalMimeData::canReadData(const QString &mimeType) -{ - return imageReadMimeFormats().contains(mimeType); -} - -// helper functions for rendering mimedata to the system, this is needed because QMimeData is in core. -QStringList QInternalMimeData::formatsHelper(const QMimeData *data) -{ - QStringList realFormats = data->formats(); - if (realFormats.contains(QLatin1String("application/x-qt-image"))) { - // add all supported image formats - QStringList imageFormats = imageWriteMimeFormats(); - for (int i = 0; i < imageFormats.size(); ++i) { - if (!realFormats.contains(imageFormats.at(i))) - realFormats.append(imageFormats.at(i)); - } - } - return realFormats; -} - -bool QInternalMimeData::hasFormatHelper(const QString &mimeType, const QMimeData *data) -{ - - bool foundFormat = data->hasFormat(mimeType); - if (!foundFormat) { - if (mimeType == QLatin1String("application/x-qt-image")) { - // check all supported image formats - QStringList imageFormats = imageWriteMimeFormats(); - for (int i = 0; i < imageFormats.size(); ++i) { - if ((foundFormat = data->hasFormat(imageFormats.at(i)))) - break; - } - } else if (mimeType.startsWith(QLatin1String("image/"))) { - return data->hasImage() && imageWriteMimeFormats().contains(mimeType); - } - } - return foundFormat; -} - -QByteArray QInternalMimeData::renderDataHelper(const QString &mimeType, const QMimeData *data) -{ - QByteArray ba; - if (mimeType == QLatin1String("application/x-color")) { - /* QMimeData can only provide colors as QColor or the name - of a color as a QByteArray or a QString. So we need to do - the conversion to application/x-color here. - The application/x-color format is : - type: application/x-color - format: 16 - data[0]: red - data[1]: green - data[2]: blue - data[3]: opacity - */ - ba.resize(8); - ushort * colBuf = (ushort *)ba.data(); - QColor c = qvariant_cast<QColor>(data->colorData()); - colBuf[0] = ushort(c.redF() * 0xFFFF); - colBuf[1] = ushort(c.greenF() * 0xFFFF); - colBuf[2] = ushort(c.blueF() * 0xFFFF); - colBuf[3] = ushort(c.alphaF() * 0xFFFF); - } else { - ba = data->data(mimeType); - if (ba.isEmpty()) { - if (mimeType == QLatin1String("application/x-qt-image") && data->hasImage()) { - QImage image = qvariant_cast<QImage>(data->imageData()); - QBuffer buf(&ba); - buf.open(QBuffer::WriteOnly); - // would there not be PNG ?? - image.save(&buf, "PNG"); - } else if (mimeType.startsWith(QLatin1String("image/")) && data->hasImage()) { - QImage image = qvariant_cast<QImage>(data->imageData()); - QBuffer buf(&ba); - buf.open(QBuffer::WriteOnly); - image.save(&buf, mimeType.mid(mimeType.indexOf(QLatin1Char('/')) + 1).toLatin1().toUpper()); - } - } - } - return ba; -} - -#endif // QT_NO_DRAGANDDROP && QT_NO_CLIPBOARD - QT_END_NAMESPACE diff --git a/src/gui/kernel/qdnd_p.h b/src/gui/kernel/qdnd_p.h index e7d83cbbaf..cc00bc1442 100644 --- a/src/gui/kernel/qdnd_p.h +++ b/src/gui/kernel/qdnd_p.h @@ -62,41 +62,16 @@ #include "QtCore/qpoint.h" #include "private/qobject_p.h" #include "QtGui/qbackingstore.h" -QT_BEGIN_NAMESPACE - -class QEventLoop; -class QMouseEvent; -class QPlatformDrag; - -#if !(defined(QT_NO_DRAGANDDROP) && defined(QT_NO_CLIPBOARD)) - -class Q_GUI_EXPORT QInternalMimeData : public QMimeData -{ - Q_OBJECT -public: - QInternalMimeData(); - ~QInternalMimeData(); - - bool hasFormat(const QString &mimeType) const override; - QStringList formats() const override; - static bool canReadData(const QString &mimeType); +// ### Remove the following include, once everybody includes +// qinternalmimedata_p.h for QInternalMimeData. +#include "qinternalmimedata_p.h" - static QStringList formatsHelper(const QMimeData *data); - static bool hasFormatHelper(const QString &mimeType, const QMimeData *data); - static QByteArray renderDataHelper(const QString &mimeType, const QMimeData *data); +QT_REQUIRE_CONFIG(draganddrop); -protected: - QVariant retrieveData(const QString &mimeType, QVariant::Type type) const override; - - virtual bool hasFormat_sys(const QString &mimeType) const = 0; - virtual QStringList formats_sys() const = 0; - virtual QVariant retrieveData_sys(const QString &mimeType, QVariant::Type type) const = 0; -}; - -#endif // !(defined(QT_NO_DRAGANDDROP) && defined(QT_NO_CLIPBOARD)) +QT_BEGIN_NAMESPACE -#ifndef QT_NO_DRAGANDDROP +class QPlatformDrag; class QDragPrivate : public QObjectPrivate { @@ -142,10 +117,6 @@ private: Q_DISABLE_COPY(QDragManager) }; - -#endif // !QT_NO_DRAGANDDROP - - QT_END_NAMESPACE #endif // QDND_P_H diff --git a/src/gui/kernel/qdrag.cpp b/src/gui/kernel/qdrag.cpp index 982c9e7659..bb0e490aa0 100644 --- a/src/gui/kernel/qdrag.cpp +++ b/src/gui/kernel/qdrag.cpp @@ -45,8 +45,6 @@ #include <qpoint.h> #include "qdnd_p.h" -#ifndef QT_NO_DRAGANDDROP - QT_BEGIN_NAMESPACE /*! @@ -420,5 +418,3 @@ void QDrag::cancel() */ QT_END_NAMESPACE - -#endif // QT_NO_DRAGANDDROP diff --git a/src/gui/kernel/qdrag.h b/src/gui/kernel/qdrag.h index a8288e1b53..27b9c2c88f 100644 --- a/src/gui/kernel/qdrag.h +++ b/src/gui/kernel/qdrag.h @@ -43,10 +43,10 @@ #include <QtGui/qtguiglobal.h> #include <QtCore/qobject.h> -QT_BEGIN_NAMESPACE +QT_REQUIRE_CONFIG(draganddrop); +QT_BEGIN_NAMESPACE -#ifndef QT_NO_DRAGANDDROP class QMimeData; class QDragPrivate; class QPixmap; @@ -95,8 +95,6 @@ private: Q_DISABLE_COPY(QDrag) }; -#endif // QT_NO_DRAGANDDROP - QT_END_NAMESPACE #endif // QDRAG_H diff --git a/src/gui/kernel/qevent.cpp b/src/gui/kernel/qevent.cpp index 2e2e6b8301..e8f3cdd504 100644 --- a/src/gui/kernel/qevent.cpp +++ b/src/gui/kernel/qevent.cpp @@ -42,16 +42,19 @@ #include "private/qguiapplication_p.h" #include "private/qtouchdevice_p.h" #include "qpa/qplatformintegration.h" -#include "qpa/qplatformdrag.h" #include "private/qevent_p.h" #include "qfile.h" #include "qhashfunctions.h" #include "qmetaobject.h" #include "qmimedata.h" -#include "private/qdnd_p.h" #include "qevent_p.h" #include "qmath.h" +#if QT_CONFIG(draganddrop) +#include <qpa/qplatformdrag.h> +#include <private/qdnd_p.h> +#endif + #include <private/qdebug_p.h> QT_BEGIN_NAMESPACE @@ -2920,7 +2923,7 @@ const QTouchDevice *QNativeGestureEvent::device() const */ #endif // QT_NO_GESTURES -#ifndef QT_NO_DRAGANDDROP +#if QT_CONFIG(draganddrop) /*! Creates a QDragMoveEvent of the required \a type indicating that the mouse is at position \a pos given within a widget. @@ -3264,7 +3267,7 @@ QDragLeaveEvent::QDragLeaveEvent() QDragLeaveEvent::~QDragLeaveEvent() { } -#endif // QT_NO_DRAGANDDROP +#endif // QT_CONFIG(draganddrop) /*! \class QHelpEvent @@ -3939,7 +3942,7 @@ static const char *eventClassName(QEvent::Type t) return "QEvent"; } -# ifndef QT_NO_DRAGANDDROP +# if QT_CONFIG(draganddrop) static void formatDropEvent(QDebug d, const QDropEvent *e) { @@ -3960,7 +3963,7 @@ static void formatDropEvent(QDebug d, const QDropEvent *e) QtDebugUtils::formatQFlags(d, e->mouseButtons()); } -# endif // !QT_NO_DRAGANDDROP +# endif // QT_CONFIG(draganddrop) # if QT_CONFIG(tabletevent) @@ -4123,13 +4126,13 @@ QDebug operator<<(QDebug dbg, const QEvent *e) dbg << ')'; } break; -# ifndef QT_NO_DRAGANDDROP +# if QT_CONFIG(draganddrop) case QEvent::DragEnter: case QEvent::DragMove: case QEvent::Drop: formatDropEvent(dbg, static_cast<const QDropEvent *>(e)); break; -# endif // !QT_NO_DRAGANDDROP +# endif // QT_CONFIG(draganddrop) case QEvent::InputMethod: formatInputMethodEvent(dbg, static_cast<const QInputMethodEvent *>(e)); break; diff --git a/src/gui/kernel/qevent.h b/src/gui/kernel/qevent.h index 2a47afaa0b..8d2f225809 100644 --- a/src/gui/kernel/qevent.h +++ b/src/gui/kernel/qevent.h @@ -602,7 +602,7 @@ Q_DECLARE_TYPEINFO(QInputMethodQueryEvent::QueryPair, Q_MOVABLE_TYPE); #endif // QT_NO_INPUTMETHOD -#ifndef QT_NO_DRAGANDDROP +#if QT_CONFIG(draganddrop) class QMimeData; @@ -675,7 +675,7 @@ public: QDragLeaveEvent(); ~QDragLeaveEvent(); }; -#endif // QT_NO_DRAGANDDROP +#endif // QT_CONFIG(draganddrop) class Q_GUI_EXPORT QHelpEvent : public QEvent diff --git a/src/gui/kernel/qguiapplication.cpp b/src/gui/kernel/qguiapplication.cpp index d1655da478..1ebdde3426 100644 --- a/src/gui/kernel/qguiapplication.cpp +++ b/src/gui/kernel/qguiapplication.cpp @@ -50,7 +50,6 @@ #include <qpa/qplatformnativeinterface.h> #include <qpa/qplatformtheme.h> #include <qpa/qplatformintegration.h> -#include <qpa/qplatformdrag.h> #include <QtCore/QAbstractEventDispatcher> #include <QtCore/QStandardPaths> @@ -87,9 +86,13 @@ #include "private/qinputdevicemanager_p.h" #include "private/qtouchdevice_p.h" -#include "private/qdnd_p.h" #include <qpa/qplatformthemefactory_p.h> +#if QT_CONFIG(draganddrop) +#include <qpa/qplatformdrag.h> +#include <private/qdnd_p.h> +#endif + #ifndef QT_NO_CURSOR #include <qpa/qplatformcursor.h> #endif @@ -3037,7 +3040,7 @@ void QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::E QCoreApplication::sendSpontaneousEvent(window, &exposeEvent); } -#ifndef QT_NO_DRAGANDDROP +#if QT_CONFIG(draganddrop) /*! \internal @@ -3146,7 +3149,7 @@ QPlatformDropQtResponse QGuiApplicationPrivate::processDrop(QWindow *w, const QM return response; } -#endif // QT_NO_DRAGANDDROP +#endif // QT_CONFIG(draganddrop) #ifndef QT_NO_CLIPBOARD /*! @@ -3962,7 +3965,7 @@ void QGuiApplicationPrivate::notifyThemeChanged() } } -#ifndef QT_NO_DRAGANDDROP +#if QT_CONFIG(draganddrop) void QGuiApplicationPrivate::notifyDragStarted(const QDrag *drag) { Q_UNUSED(drag) diff --git a/src/gui/kernel/qguiapplication_p.h b/src/gui/kernel/qguiapplication_p.h index fb7dda10a9..b7ee9f86b5 100644 --- a/src/gui/kernel/qguiapplication_p.h +++ b/src/gui/kernel/qguiapplication_p.h @@ -70,9 +70,9 @@ class QColorProfile; class QPlatformIntegration; class QPlatformTheme; class QPlatformDragQtResponse; -#ifndef QT_NO_DRAGANDDROP +#if QT_CONFIG(draganddrop) class QDrag; -#endif // QT_NO_DRAGANDDROP +#endif // QT_CONFIG(draganddrop) class QInputDeviceManager; class Q_GUI_EXPORT QGuiApplicationPrivate : public QCoreApplicationPrivate @@ -162,7 +162,7 @@ public: static void processContextMenuEvent(QWindowSystemInterfacePrivate::ContextMenuEvent *e); #endif -#ifndef QT_NO_DRAGANDDROP +#if QT_CONFIG(draganddrop) static QPlatformDragQtResponse processDrag(QWindow *w, const QMimeData *dropData, const QPoint &p, Qt::DropActions supportedActions, Qt::MouseButtons buttons, Qt::KeyboardModifiers modifiers); @@ -313,9 +313,9 @@ public: protected: virtual void notifyThemeChanged(); bool tryCloseRemainingWindows(QWindowList processedWindows); -#ifndef QT_NO_DRAGANDDROP +#if QT_CONFIG(draganddrop) virtual void notifyDragStarted(const QDrag *); -#endif // QT_NO_DRAGANDDROP +#endif // QT_CONFIG(draganddrop) private: friend class QDragManager; diff --git a/src/gui/kernel/qinternalmimedata.cpp b/src/gui/kernel/qinternalmimedata.cpp new file mode 100644 index 0000000000..8f4da1afb5 --- /dev/null +++ b/src/gui/kernel/qinternalmimedata.cpp @@ -0,0 +1,234 @@ +/**************************************************************************** +** +** Copyright (C) 2018 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qinternalmimedata_p.h" + +#include <QtCore/qbuffer.h> +#include <QtGui/qimage.h> +#include <QtGui/qimagereader.h> +#include <QtGui/qimagewriter.h> + +QT_BEGIN_NAMESPACE + +static QStringList imageMimeFormats(const QList<QByteArray> &imageFormats) +{ + QStringList formats; + formats.reserve(imageFormats.size()); + for (const auto &format : imageFormats) + formats.append(QLatin1String("image/") + QLatin1String(format.toLower())); + + //put png at the front because it is best + int pngIndex = formats.indexOf(QLatin1String("image/png")); + if (pngIndex != -1 && pngIndex != 0) + formats.move(pngIndex, 0); + + return formats; +} + +static inline QStringList imageReadMimeFormats() +{ + return imageMimeFormats(QImageReader::supportedImageFormats()); +} + +static inline QStringList imageWriteMimeFormats() +{ + return imageMimeFormats(QImageWriter::supportedImageFormats()); +} + +QInternalMimeData::QInternalMimeData() + : QMimeData() +{ +} + +QInternalMimeData::~QInternalMimeData() +{ +} + +bool QInternalMimeData::hasFormat(const QString &mimeType) const +{ + bool foundFormat = hasFormat_sys(mimeType); + if (!foundFormat && mimeType == QLatin1String("application/x-qt-image")) { + QStringList imageFormats = imageReadMimeFormats(); + for (int i = 0; i < imageFormats.size(); ++i) { + if ((foundFormat = hasFormat_sys(imageFormats.at(i)))) + break; + } + } + return foundFormat; +} + +QStringList QInternalMimeData::formats() const +{ + QStringList realFormats = formats_sys(); + if (!realFormats.contains(QLatin1String("application/x-qt-image"))) { + QStringList imageFormats = imageReadMimeFormats(); + for (int i = 0; i < imageFormats.size(); ++i) { + if (realFormats.contains(imageFormats.at(i))) { + realFormats += QLatin1String("application/x-qt-image"); + break; + } + } + } + return realFormats; +} + +QVariant QInternalMimeData::retrieveData(const QString &mimeType, QVariant::Type type) const +{ + QVariant data = retrieveData_sys(mimeType, type); + if (mimeType == QLatin1String("application/x-qt-image")) { + if (data.isNull() || (data.type() == QVariant::ByteArray && data.toByteArray().isEmpty())) { + // try to find an image + QStringList imageFormats = imageReadMimeFormats(); + for (int i = 0; i < imageFormats.size(); ++i) { + data = retrieveData_sys(imageFormats.at(i), type); + if (data.isNull() || (data.type() == QVariant::ByteArray && data.toByteArray().isEmpty())) + continue; + break; + } + } + // we wanted some image type, but all we got was a byte array. Convert it to an image. + if (data.type() == QVariant::ByteArray + && (type == QVariant::Image || type == QVariant::Pixmap || type == QVariant::Bitmap)) + data = QImage::fromData(data.toByteArray()); + + } else if (mimeType == QLatin1String("application/x-color") && data.type() == QVariant::ByteArray) { + QColor c; + QByteArray ba = data.toByteArray(); + if (ba.size() == 8) { + ushort * colBuf = (ushort *)ba.data(); + c.setRgbF(qreal(colBuf[0]) / qreal(0xFFFF), + qreal(colBuf[1]) / qreal(0xFFFF), + qreal(colBuf[2]) / qreal(0xFFFF), + qreal(colBuf[3]) / qreal(0xFFFF)); + data = c; + } else { + qWarning("Qt: Invalid color format"); + } + } else if (data.type() != type && data.type() == QVariant::ByteArray) { + // try to use mime data's internal conversion stuf. + QInternalMimeData *that = const_cast<QInternalMimeData *>(this); + that->setData(mimeType, data.toByteArray()); + data = QMimeData::retrieveData(mimeType, type); + that->clear(); + } + return data; +} + +bool QInternalMimeData::canReadData(const QString &mimeType) +{ + return imageReadMimeFormats().contains(mimeType); +} + +// helper functions for rendering mimedata to the system, this is needed because QMimeData is in core. +QStringList QInternalMimeData::formatsHelper(const QMimeData *data) +{ + QStringList realFormats = data->formats(); + if (realFormats.contains(QLatin1String("application/x-qt-image"))) { + // add all supported image formats + QStringList imageFormats = imageWriteMimeFormats(); + for (int i = 0; i < imageFormats.size(); ++i) { + if (!realFormats.contains(imageFormats.at(i))) + realFormats.append(imageFormats.at(i)); + } + } + return realFormats; +} + +bool QInternalMimeData::hasFormatHelper(const QString &mimeType, const QMimeData *data) +{ + + bool foundFormat = data->hasFormat(mimeType); + if (!foundFormat) { + if (mimeType == QLatin1String("application/x-qt-image")) { + // check all supported image formats + QStringList imageFormats = imageWriteMimeFormats(); + for (int i = 0; i < imageFormats.size(); ++i) { + if ((foundFormat = data->hasFormat(imageFormats.at(i)))) + break; + } + } else if (mimeType.startsWith(QLatin1String("image/"))) { + return data->hasImage() && imageWriteMimeFormats().contains(mimeType); + } + } + return foundFormat; +} + +QByteArray QInternalMimeData::renderDataHelper(const QString &mimeType, const QMimeData *data) +{ + QByteArray ba; + if (mimeType == QLatin1String("application/x-color")) { + /* QMimeData can only provide colors as QColor or the name + of a color as a QByteArray or a QString. So we need to do + the conversion to application/x-color here. + The application/x-color format is : + type: application/x-color + format: 16 + data[0]: red + data[1]: green + data[2]: blue + data[3]: opacity + */ + ba.resize(8); + ushort * colBuf = (ushort *)ba.data(); + QColor c = qvariant_cast<QColor>(data->colorData()); + colBuf[0] = ushort(c.redF() * 0xFFFF); + colBuf[1] = ushort(c.greenF() * 0xFFFF); + colBuf[2] = ushort(c.blueF() * 0xFFFF); + colBuf[3] = ushort(c.alphaF() * 0xFFFF); + } else { + ba = data->data(mimeType); + if (ba.isEmpty()) { + if (mimeType == QLatin1String("application/x-qt-image") && data->hasImage()) { + QImage image = qvariant_cast<QImage>(data->imageData()); + QBuffer buf(&ba); + buf.open(QBuffer::WriteOnly); + // would there not be PNG ?? + image.save(&buf, "PNG"); + } else if (mimeType.startsWith(QLatin1String("image/")) && data->hasImage()) { + QImage image = qvariant_cast<QImage>(data->imageData()); + QBuffer buf(&ba); + buf.open(QBuffer::WriteOnly); + image.save(&buf, mimeType.mid(mimeType.indexOf(QLatin1Char('/')) + 1).toLatin1().toUpper()); + } + } + } + return ba; +} + +QT_END_NAMESPACE diff --git a/src/gui/kernel/qinternalmimedata_p.h b/src/gui/kernel/qinternalmimedata_p.h new file mode 100644 index 0000000000..aa5e896323 --- /dev/null +++ b/src/gui/kernel/qinternalmimedata_p.h @@ -0,0 +1,93 @@ +/**************************************************************************** +** +** Copyright (C) 2018 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QINTERNALMIMEDATA_P_H +#define QINTERNALMIMEDATA_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of other Qt classes. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QtCore/qbytearray.h> +#include <QtCore/qmimedata.h> +#include <QtCore/qstring.h> +#include <QtCore/qstringlist.h> +#include <QtCore/qvariant.h> +#include <QtGui/private/qtguiglobal_p.h> + +QT_BEGIN_NAMESPACE + +class QEventLoop; +class QMouseEvent; +class QPlatformDrag; + +class Q_GUI_EXPORT QInternalMimeData : public QMimeData +{ + Q_OBJECT +public: + QInternalMimeData(); + ~QInternalMimeData(); + + bool hasFormat(const QString &mimeType) const override; + QStringList formats() const override; + static bool canReadData(const QString &mimeType); + + + static QStringList formatsHelper(const QMimeData *data); + static bool hasFormatHelper(const QString &mimeType, const QMimeData *data); + static QByteArray renderDataHelper(const QString &mimeType, const QMimeData *data); + +protected: + QVariant retrieveData(const QString &mimeType, QVariant::Type type) const override; + + virtual bool hasFormat_sys(const QString &mimeType) const = 0; + virtual QStringList formats_sys() const = 0; + virtual QVariant retrieveData_sys(const QString &mimeType, QVariant::Type type) const = 0; +}; + +QT_END_NAMESPACE + +#endif // QINTERNALMIMEDATA_P_H diff --git a/src/gui/kernel/qplatformcursor.cpp b/src/gui/kernel/qplatformcursor.cpp index df78e7d896..bab26f6028 100644 --- a/src/gui/kernel/qplatformcursor.cpp +++ b/src/gui/kernel/qplatformcursor.cpp @@ -549,7 +549,7 @@ void QPlatformCursorImage::createSystemCursor(int id) void QPlatformCursorImage::set(Qt::CursorShape id) { QPlatformCursorImage *cursor = 0; - if (id >= 0 && id <= Qt::LastCursor) { + if (unsigned(id) <= unsigned(Qt::LastCursor)) { if (!systemCursorTable[id]) createSystemCursor(id); cursor = systemCursorTable[id]; diff --git a/src/gui/kernel/qplatformdialoghelper.cpp b/src/gui/kernel/qplatformdialoghelper.cpp index fbadb48f70..b456c1ca31 100644 --- a/src/gui/kernel/qplatformdialoghelper.cpp +++ b/src/gui/kernel/qplatformdialoghelper.cpp @@ -664,18 +664,18 @@ QStringList QFileDialogOptions::history() const void QFileDialogOptions::setLabelText(QFileDialogOptions::DialogLabel label, const QString &text) { - if (label >= 0 && label < DialogLabelCount) + if (unsigned(label) < unsigned(DialogLabelCount)) d->labels[label] = text; } QString QFileDialogOptions::labelText(QFileDialogOptions::DialogLabel label) const { - return (label >= 0 && label < DialogLabelCount) ? d->labels[label] : QString(); + return (unsigned(label) < unsigned(DialogLabelCount)) ? d->labels[label] : QString(); } bool QFileDialogOptions::isLabelExplicitlySet(DialogLabel label) { - return label >= 0 && label < DialogLabelCount && !d->labels[label].isEmpty(); + return unsigned(label) < unsigned(DialogLabelCount) && !d->labels[label].isEmpty(); } QUrl QFileDialogOptions::initialDirectory() const diff --git a/src/gui/kernel/qplatformdrag.cpp b/src/gui/kernel/qplatformdrag.cpp index 3c23406a6b..b40ddcbfb8 100644 --- a/src/gui/kernel/qplatformdrag.cpp +++ b/src/gui/kernel/qplatformdrag.cpp @@ -46,7 +46,6 @@ QT_BEGIN_NAMESPACE -#ifndef QT_NO_DRAGANDDROP #ifdef QDND_DEBUG # include <QtCore/QDebug> #endif @@ -222,6 +221,4 @@ bool QPlatformDrag::ownsDragObject() const return false; } -#endif // QT_NO_DRAGANDDROP - QT_END_NAMESPACE diff --git a/src/gui/kernel/qplatformdrag.h b/src/gui/kernel/qplatformdrag.h index 54e6a667fe..9d4e352b4b 100644 --- a/src/gui/kernel/qplatformdrag.h +++ b/src/gui/kernel/qplatformdrag.h @@ -52,9 +52,9 @@ #include <QtGui/qtguiglobal.h> #include <QtGui/QPixmap> -QT_BEGIN_NAMESPACE +QT_REQUIRE_CONFIG(draganddrop); -#ifndef QT_NO_DRAGANDDROP +QT_BEGIN_NAMESPACE class QMimeData; class QMouseEvent; @@ -112,8 +112,6 @@ private: Q_DISABLE_COPY(QPlatformDrag) }; -#endif // QT_NO_DRAGANDDROP - QT_END_NAMESPACE #endif diff --git a/src/gui/kernel/qplatformintegration.cpp b/src/gui/kernel/qplatformintegration.cpp index 2aaa4c8510..dfb8f60915 100644 --- a/src/gui/kernel/qplatformintegration.cpp +++ b/src/gui/kernel/qplatformintegration.cpp @@ -45,8 +45,11 @@ #include <qpa/qplatformtheme.h> #include <QtGui/private/qguiapplication_p.h> #include <QtGui/private/qpixmap_raster_p.h> + +#if QT_CONFIG(draganddrop) #include <private/qdnd_p.h> #include <private/qsimpledrag_p.h> +#endif #ifndef QT_NO_SESSIONMANAGER # include <qpa/qplatformsessionmanager.h> @@ -92,7 +95,7 @@ QPlatformClipboard *QPlatformIntegration::clipboard() const #endif -#ifndef QT_NO_DRAGANDDROP +#if QT_CONFIG(draganddrop) /*! Accessor for the platform integration's drag object. @@ -107,7 +110,7 @@ QPlatformDrag *QPlatformIntegration::drag() const } return drag; } -#endif +#endif // QT_CONFIG(draganddrop) QPlatformNativeInterface * QPlatformIntegration::nativeInterface() const { diff --git a/src/gui/kernel/qplatformintegration.h b/src/gui/kernel/qplatformintegration.h index d88f818920..efb1481f6d 100644 --- a/src/gui/kernel/qplatformintegration.h +++ b/src/gui/kernel/qplatformintegration.h @@ -130,7 +130,7 @@ public: #ifndef QT_NO_CLIPBOARD virtual QPlatformClipboard *clipboard() const; #endif -#ifndef QT_NO_DRAGANDDROP +#if QT_CONFIG(draganddrop) virtual QPlatformDrag *drag() const; #endif virtual QPlatformInputContext *inputContext() const; diff --git a/src/gui/kernel/qshapedpixmapdndwindow_p.h b/src/gui/kernel/qshapedpixmapdndwindow_p.h index 477938867c..072e7c6aea 100644 --- a/src/gui/kernel/qshapedpixmapdndwindow_p.h +++ b/src/gui/kernel/qshapedpixmapdndwindow_p.h @@ -55,6 +55,8 @@ #include <QtGui/QRasterWindow> #include <QtGui/QPixmap> +QT_REQUIRE_CONFIG(draganddrop); + QT_BEGIN_NAMESPACE class QShapedPixmapWindow : public QRasterWindow diff --git a/src/gui/kernel/qsimpledrag.cpp b/src/gui/kernel/qsimpledrag.cpp index ed96584597..35896514b0 100644 --- a/src/gui/kernel/qsimpledrag.cpp +++ b/src/gui/kernel/qsimpledrag.cpp @@ -68,8 +68,6 @@ QT_BEGIN_NAMESPACE -#ifndef QT_NO_DRAGANDDROP - Q_LOGGING_CATEGORY(lcDnd, "qt.gui.dnd") static QWindow* topLevelAt(const QPoint &pos) @@ -449,6 +447,4 @@ void QSimpleDrag::drop(const QPoint &nativeGlobalPos, Qt::MouseButtons buttons, } } -#endif // QT_NO_DRAGANDDROP - QT_END_NAMESPACE diff --git a/src/gui/kernel/qsimpledrag_p.h b/src/gui/kernel/qsimpledrag_p.h index 44b8ee2488..ddd32bc5a5 100644 --- a/src/gui/kernel/qsimpledrag_p.h +++ b/src/gui/kernel/qsimpledrag_p.h @@ -56,9 +56,9 @@ #include <QtCore/QObject> -QT_BEGIN_NAMESPACE +QT_REQUIRE_CONFIG(draganddrop); -#ifndef QT_NO_DRAGANDDROP +QT_BEGIN_NAMESPACE class QMouseEvent; class QWindow; @@ -136,8 +136,6 @@ protected: virtual void drop(const QPoint &globalPos, Qt::MouseButtons b, Qt::KeyboardModifiers mods) override; }; -#endif // QT_NO_DRAGANDDROP - QT_END_NAMESPACE #endif diff --git a/src/gui/kernel/qwindow.cpp b/src/gui/kernel/qwindow.cpp index ef00ce5adc..2258027979 100644 --- a/src/gui/kernel/qwindow.cpp +++ b/src/gui/kernel/qwindow.cpp @@ -55,7 +55,9 @@ # include "qaccessible.h" #endif #include "qhighdpiscaling_p.h" +#if QT_CONFIG(draganddrop) #include "qshapedpixmapdndwindow_p.h" +#endif // QT_CONFIG(draganddrop) #include <private/qevent_p.h> @@ -383,7 +385,11 @@ void QWindowPrivate::setVisible(bool visible) QGuiApplicationPrivate::hideModalWindow(q); // QShapedPixmapWindow is used on some platforms for showing a drag pixmap, so don't block // input to this window as it is performing a drag - QTBUG-63846 - } else if (visible && QGuiApplication::modalWindow() && !qobject_cast<QShapedPixmapWindow *>(q)) { + } else if (visible && QGuiApplication::modalWindow() +#if QT_CONFIG(draganddrop) + && !qobject_cast<QShapedPixmapWindow *>(q) +#endif // QT_CONFIG(draganddrop) + ) { QGuiApplicationPrivate::updateBlockedStatus(q); } diff --git a/src/gui/kernel/qwindowsysteminterface.cpp b/src/gui/kernel/qwindowsysteminterface.cpp index b0f09fcc3b..07ece5689e 100644 --- a/src/gui/kernel/qwindowsysteminterface.cpp +++ b/src/gui/kernel/qwindowsysteminterface.cpp @@ -43,12 +43,15 @@ #include "private/qevent_p.h" #include "private/qtouchdevice_p.h" #include <QAbstractEventDispatcher> -#include <qpa/qplatformdrag.h> #include <qpa/qplatformintegration.h> #include <qdebug.h> #include "qhighdpiscaling_p.h" #include <QtCore/qscopedvaluerollback.h> +#if QT_CONFIG(draganddrop) +#include <qpa/qplatformdrag.h> +#endif + QT_BEGIN_NAMESPACE @@ -791,7 +794,7 @@ void QWindowSystemInterface::handleThemeChange(QWindow *window) QWindowSystemInterfacePrivate::handleWindowSystemEvent(e); } -#ifndef QT_NO_DRAGANDDROP +#if QT_CONFIG(draganddrop) #if QT_DEPRECATED_SINCE(5, 11) QPlatformDragQtResponse QWindowSystemInterface::handleDrag(QWindow *window, const QMimeData *dropData, const QPoint &p, Qt::DropActions supportedActions) @@ -831,7 +834,7 @@ QPlatformDropQtResponse QWindowSystemInterface::handleDrop(QWindow *window, cons auto pos = QHighDpi::fromNativeLocalPosition(p, window); return QGuiApplicationPrivate::processDrop(window, dropData, pos, supportedActions, buttons, modifiers); } -#endif // QT_NO_DRAGANDDROP +#endif // QT_CONFIG(draganddrop) /*! \fn static QWindowSystemInterface::handleNativeEvent(QWindow *window, const QByteArray &eventType, void *message, long *result) diff --git a/src/gui/kernel/qwindowsysteminterface.h b/src/gui/kernel/qwindowsysteminterface.h index ea01fa5c47..6bf6ee645c 100644 --- a/src/gui/kernel/qwindowsysteminterface.h +++ b/src/gui/kernel/qwindowsysteminterface.h @@ -215,7 +215,7 @@ public: template<typename Delivery = QWindowSystemInterface::DefaultDelivery> static void handleApplicationStateChanged(Qt::ApplicationState newState, bool forcePropagate = false); -#ifndef QT_NO_DRAGANDDROP +#if QT_CONFIG(draganddrop) #if QT_DEPRECATED_SINCE(5, 11) QT_DEPRECATED static QPlatformDragQtResponse handleDrag(QWindow *window, const QMimeData *dropData, const QPoint &p, Qt::DropActions supportedActions); @@ -228,7 +228,7 @@ public: static QPlatformDropQtResponse handleDrop(QWindow *window, const QMimeData *dropData, const QPoint &p, Qt::DropActions supportedActions, Qt::MouseButtons buttons, Qt::KeyboardModifiers modifiers); -#endif // QT_NO_DRAGANDDROP +#endif // QT_CONFIG(draganddrop) static bool handleNativeEvent(QWindow *window, const QByteArray &eventType, void *message, long *result); |