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Enable QWindowsMimeMetafile with Qt6

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The QWinMime class has been removed in Qt6 but the functionality
is still present. However, one has to allow inclusion of private
headers and register the mime handling to the QWindowsApplication
native interface.
This commit is contained in:
Enrico Forestieri 2021-10-17 15:06:05 +02:00
parent 21366155e4
commit 771f30e946
2 changed files with 32 additions and 6 deletions
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1
config/qt.m4
View File

@ -442,6 +442,7 @@ qtHaveModule(gui): QT += gui
qtHaveModule(svg): QT += svg
qtHaveModule(svgwidgets): QT += svgwidgets
qtHaveModule(widgets): QT += widgets
QT += gui-private
percent.target = %
percent.commands = @echo -n "\$(\$(@))\ "
QMAKE_EXTRA_TARGETS += percent

37
src/frontends/qt/GuiApplication.cpp
View File

@ -137,14 +137,22 @@
#if (QT_VERSION < 0x050000) || (QT_VERSION >= 0x050400)
#if defined(Q_OS_WIN) || defined(Q_CYGWIN_WIN)
#if (QT_VERSION < 0x060000)
#if (QT_VERSION < 0x050000)
#include <QWindowsMime>
#define QWINDOWSMIME QWindowsMime
#define QVARIANTTYPE QVariant::Type
#elif (QT_VERSION >= 0x060000)
#include <QtGui/private/qguiapplication_p.h>
#include <QtGui/private/qwindowsmime_p.h>
#include <QtGui/qpa/qplatformintegration.h>
#define QWINDOWSMIME QWindowsMime
#define QVARIANTTYPE QMetaType
using QWindowsMime = QNativeInterface::Private::QWindowsMime;
using QWindowsApplication = QNativeInterface::Private::QWindowsApplication;
#else
#include <QWinMime>
#define QWINDOWSMIME QWinMime
#endif
#define QVARIANTTYPE QVariant::Type
#endif
#ifdef Q_CC_GNU
#include <wtypes.h>
@ -812,7 +820,7 @@ public:
////////////////////////////////////////////////////////////////////////
// Windows specific stuff goes here...
#if (QT_VERSION < 0x050000) || (QT_VERSION >= 0x050400 && QT_VERSION < 0x060000)
#if (QT_VERSION < 0x050000) || (QT_VERSION >= 0x050400)
#if defined(Q_OS_WIN) || defined(Q_CYGWIN_WIN)
// QWindowsMimeMetafile can only be compiled on Windows.
@ -859,7 +867,7 @@ public:
}
QVariant convertToMime(QString const & mimetype, IDataObject * pDataObj,
QVariant::Type /*preferredType*/) const override
QVARIANTTYPE /*preferredType*/) const override
{
QByteArray data;
if (!canConvertToMime(mimetype, pDataObj))
@ -978,15 +986,29 @@ struct GuiApplication::Private
, last_state_(Qt::ApplicationInactive)
#endif
{
#if (QT_VERSION < 0x050000) || (QT_VERSION >= 0x050400 && QT_VERSION < 0x060000)
#if (QT_VERSION < 0x050000) || (QT_VERSION >= 0x050400)
#if defined(Q_OS_WIN) || defined(Q_CYGWIN_WIN)
/// WMF Mime handler for Windows clipboard.
wmf_mime_ = new QWindowsMimeMetafile;
#if (QT_VERSION >= 0x060000)
win_app_ = dynamic_cast<QWindowsApplication *>
(QGuiApplicationPrivate::platformIntegration());
win_app_->registerMime(wmf_mime_);
#endif
#endif
#endif
initKeySequences(&theTopLevelKeymap());
}
#if (QT_VERSION >= 0x060000)
#if defined(Q_OS_WIN) || defined(Q_CYGWIN_WIN)
~Private()
{
win_app_->unregisterMime(wmf_mime_);
}
#endif
#endif
void initKeySequences(KeyMap * kb)
{
keyseq = KeySequence(kb, kb);
@ -1053,10 +1075,13 @@ struct GuiApplication::Private
QMacPasteboardMimeGraphics mac_pasteboard_mime_;
#endif
#if (QT_VERSION < 0x050000) || (QT_VERSION >= 0x050400 && QT_VERSION < 0x060000)
#if (QT_VERSION < 0x050000) || (QT_VERSION >= 0x050400)
#if defined(Q_OS_WIN) || defined(Q_CYGWIN_WIN)
/// WMF Mime handler for Windows clipboard.
QWindowsMimeMetafile * wmf_mime_;
#if (QT_VERSION >= 0x060000)
QWindowsApplication * win_app_;
#endif
#endif
#endif