1 files changed, 60 insertions, 28 deletions

diff --git a/src/plugins/platforms/cocoa/qcocoahelpers.h b/src/plugins/platforms/cocoa/qcocoahelpers.h
index 84632c1487..69aa7937b6 100644
--- a/src/plugins/platforms/cocoa/qcocoahelpers.h
+++ b/src/plugins/platforms/cocoa/qcocoahelpers.h
@@ -52,6 +52,7 @@
 //
 #include "qt_mac_p.h"
 #include <private/qguiapplication_p.h>
+#include <QtCore/qoperatingsystemversion.h>
 #include <QtGui/qpalette.h>
 #include <QtGui/qscreen.h>
 
@@ -60,27 +61,37 @@
 
 Q_FORWARD_DECLARE_OBJC_CLASS(QT_MANGLE_NAMESPACE(QNSView));
 
+struct mach_header;
+
 QT_BEGIN_NAMESPACE
 
-Q_DECLARE_LOGGING_CATEGORY(lcQpaCocoaWindow)
-Q_DECLARE_LOGGING_CATEGORY(lcQpaCocoaDrawing)
-Q_DECLARE_LOGGING_CATEGORY(lcQpaCocoaMouse)
+Q_DECLARE_LOGGING_CATEGORY(lcQpaWindow)
+Q_DECLARE_LOGGING_CATEGORY(lcQpaDrawing)
+Q_DECLARE_LOGGING_CATEGORY(lcQpaMouse)
+Q_DECLARE_LOGGING_CATEGORY(lcQpaScreen)
 
 class QPixmap;
 class QString;
 
 // Conversion functions
-QStringList qt_mac_NSArrayToQStringList(void *nsarray);
-void *qt_mac_QStringListToNSMutableArrayVoid(const QStringList &list);
-
-inline NSMutableArray *qt_mac_QStringListToNSMutableArray(const QStringList &qstrlist)
-{ return reinterpret_cast<NSMutableArray *>(qt_mac_QStringListToNSMutableArrayVoid(qstrlist)); }
+QStringList qt_mac_NSArrayToQStringList(NSArray<NSString *> *nsarray);
+NSMutableArray<NSString *> *qt_mac_QStringListToNSMutableArray(const QStringList &list);
 
 NSDragOperation qt_mac_mapDropAction(Qt::DropAction action);
 NSDragOperation qt_mac_mapDropActions(Qt::DropActions actions);
 Qt::DropAction qt_mac_mapNSDragOperation(NSDragOperation nsActions);
 Qt::DropActions qt_mac_mapNSDragOperations(NSDragOperation nsActions);
 
+template <typename T>
+typename std::enable_if<std::is_pointer<T>::value, T>::type
+qt_objc_cast(id object)
+{
+    if ([object isKindOfClass:[typename std::remove_pointer<T>::type class]])
+        return static_cast<T>(object);
+
+    return nil;
+}
+
 QT_MANGLE_NAMESPACE(QNSView) *qnsview_cast(NSView *view);
 
 // Misc
@@ -91,6 +102,12 @@ QPointF qt_mac_flip(const QPointF &pos, const QRectF &reference);
 QRectF qt_mac_flip(const QRectF &rect, const QRectF &reference);
 
 Qt::MouseButton cocoaButton2QtButton(NSInteger buttonNum);
+Qt::MouseButton cocoaButton2QtButton(NSEvent *event);
+
+QEvent::Type cocoaEvent2QtMouseEvent(NSEvent *event);
+
+Qt::MouseButtons cocoaMouseButtons2QtMouseButtons(NSInteger pressedMouseButtons);
+Qt::MouseButtons currentlyPressedMouseButtons();
 
 // strip out '&' characters, and convert "&&" to a single '&', in menu
 // text - since menu text is sometimes decorated with these for Windows
@@ -159,6 +176,34 @@ T qt_mac_resolveOption(const T &fallback, QWindow *window, const QByteArray &pro
     return fallback;
 }
 
+// -------------------------------------------------------------------------
+
+#if !defined(Q_PROCESSOR_X86_64)
+#error "32-bit builds are not supported"
+#endif
+
+class QMacVersion
+{
+public:
+    enum VersionTarget {
+        ApplicationBinary,
+        QtLibraries
+    };
+
+    static QOperatingSystemVersion buildSDK(VersionTarget target = ApplicationBinary);
+    static QOperatingSystemVersion deploymentTarget(VersionTarget target = ApplicationBinary);
+    static QOperatingSystemVersion currentRuntime();
+
+private:
+    QMacVersion() = default;
+    using VersionTuple = QPair<QOperatingSystemVersion, QOperatingSystemVersion>;
+    static VersionTuple versionsForImage(const mach_header *machHeader);
+    static VersionTuple applicationVersion();
+    static VersionTuple libraryVersion();
+};
+
+// -------------------------------------------------------------------------
+
 QT_END_NAMESPACE
 
 // @compatibility_alias doesn't work with protocols
@@ -170,12 +215,7 @@ QT_END_NAMESPACE
 - (void)onCancelClicked;
 @end
 
-@interface QT_MANGLE_NAMESPACE(QNSPanelContentsWrapper) : NSView {
-    NSButton *_okButton;
-    NSButton *_cancelButton;
-    NSView *_panelContents;
-    NSEdgeInsets _panelContentsMargins;
-}
+@interface QT_MANGLE_NAMESPACE(QNSPanelContentsWrapper) : NSView
 
 @property (nonatomic, readonly) NSButton *okButton;
 @property (nonatomic, readonly) NSButton *cancelButton;
@@ -187,6 +227,7 @@ QT_END_NAMESPACE
 
 - (NSButton *)createButtonWithTitle:(const char *)title;
 - (void)layout;
+
 @end
 
 QT_NAMESPACE_ALIAS_OBJC_CLASS(QNSPanelContentsWrapper);
@@ -285,26 +326,17 @@ public:
     }
 
 private:
-    template <std::size_t... Ts>
-    struct index {};
-
-    template <std::size_t N, std::size_t... Ts>
-    struct gen_seq : gen_seq<N - 1, N - 1, Ts...> {};
-
-    template <std::size_t... Ts>
-    struct gen_seq<0, Ts...> : index<Ts...> {};
-
     template <typename ReturnType, bool V>
     using if_requires_stret = typename std::enable_if<objc_msgsend_requires_stret<ReturnType>::value == V, ReturnType>::type;
 
-    template <typename ReturnType, std::size_t... Is>
-    if_requires_stret<ReturnType, false> msgSendSuper(std::tuple<Args...>& args, index<Is...>)
+    template <typename ReturnType, int... Is>
+    if_requires_stret<ReturnType, false> msgSendSuper(std::tuple<Args...>& args, QtPrivate::IndexesList<Is...>)
     {
         return qt_msgSendSuper<ReturnType>(m_receiver, m_selector, std::get<Is>(args)...);
     }
 
-    template <typename ReturnType, std::size_t... Is>
-    if_requires_stret<ReturnType, true> msgSendSuper(std::tuple<Args...>& args, index<Is...>)
+    template <typename ReturnType, int... Is>
+    if_requires_stret<ReturnType, true> msgSendSuper(std::tuple<Args...>& args, QtPrivate::IndexesList<Is...>)
     {
         return qt_msgSendSuper_stret<ReturnType>(m_receiver, m_selector, std::get<Is>(args)...);
     }
@@ -312,7 +344,7 @@ private:
     template <typename ReturnType>
     ReturnType msgSendSuper(std::tuple<Args...>& args)
     {
-        return msgSendSuper<ReturnType>(args, gen_seq<sizeof...(Args)>{});
+        return msgSendSuper<ReturnType>(args, QtPrivate::makeIndexSequence<sizeof...(Args)>{});
     }
 
     id m_receiver;