Add further theme hints to QPlatformTheme.

- Add hints for QDialog/QDialogButtonBox.
- Add hint for available popup-menu area.
- Add keyboard scheme hint replacing
  QGuiApplicationPrivate::currentKeyPlatform()

Reviewed-by: Samuel Rødal <samuel.rodal@nokia.com>
Reviewed-by: Morten Johan Sørvig <morten.sorvig@nokia.com>

Task-number: QTBUG-24204
Task-number: QTBUG-24315

Change-Id: I6653786b0dcb49a6fc264d3b9891dbfee502bd3e
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@nokia.com>

1 files changed, 8 insertions, 5 deletions

diff --git a/src/plugins/platforms/cocoa/qcocoatheme.mm b/src/plugins/platforms/cocoa/qcocoatheme.mm
index ad20c2fb27..0fef3234b4 100644
--- a/src/plugins/platforms/cocoa/qcocoatheme.mm
+++ b/src/plugins/platforms/cocoa/qcocoatheme.mm
@@ -105,13 +105,16 @@ QPlatformDialogHelper * QCocoaTheme::createPlatformDialogHelper(DialogType dialo
 QVariant QCocoaTheme::themeHint(ThemeHint hint) const
 {
     switch (hint) {
-        case QPlatformTheme::StyleNames:
-            return QStringList() << QLatin1Literal("macintosh");
-        break;
-        default:
-            return QPlatformTheme::themeHint(hint);
+    case QPlatformTheme::StyleNames:
+        return QStringList(QStringLiteral("macintosh"));
+    case QPlatformTheme::DialogButtonBoxLayout:
+        return QVariant(1); // QDialogButtonBox::MacLayout
+    case KeyboardScheme:
+        return QVariant(int(MacKeyboardScheme));
+    default:
         break;
     }
+    return QPlatformTheme::themeHint(hint);
 }
 
 QT_END_NAMESPACE