Avoid file-static initialization of symbols that need @availability check

Fixes crash in key mapper on iOS < 13.4, where the symbols are not
available.

Pick-to: 6.2 6.3
Fixes: QTBUG-100518
Change-Id: I9bb1a75b17e5f0f50205b757fdb673218d7fb5e0
Reviewed-by: Timur Pocheptsov <timur.pocheptsov@qt.io>

1 files changed, 27 insertions, 26 deletions

diff --git a/src/gui/platform/darwin/qapplekeymapper.mm b/src/gui/platform/darwin/qapplekeymapper.mm
index 8011154c0b..98c7378e1f 100644
--- a/src/gui/platform/darwin/qapplekeymapper.mm
+++ b/src/gui/platform/darwin/qapplekeymapper.mm
@@ -631,36 +631,37 @@ QList<int> QAppleKeyMapper::possibleKeys(const QKeyEvent *event) const
 
 
 
-#else
+#else // iOS
+
 // Keyboard keys (non-modifiers)
-API_AVAILABLE(ios(13.4)) static QHash<NSString *, Qt::Key> uiKitKeys = {
+API_AVAILABLE(ios(13.4)) Qt::Key QAppleKeyMapper::fromUIKitKey(NSString *keyCode)
+{
+    static QHash<NSString *, Qt::Key> uiKitKeys = {
 #if QT_IOS_PLATFORM_SDK_EQUAL_OR_ABOVE(__IPHONE_13_4)
-    { UIKeyInputF1, Qt::Key_F1 },
-    { UIKeyInputF2, Qt::Key_F2 },
-    { UIKeyInputF3, Qt::Key_F3 },
-    { UIKeyInputF4, Qt::Key_F4 },
-    { UIKeyInputF5, Qt::Key_F5 },
-    { UIKeyInputF6, Qt::Key_F6 },
-    { UIKeyInputF7, Qt::Key_F7 },
-    { UIKeyInputF8, Qt::Key_F8 },
-    { UIKeyInputF9, Qt::Key_F9 },
-    { UIKeyInputF10, Qt::Key_F10 },
-    { UIKeyInputF11, Qt::Key_F11 },
-    { UIKeyInputF12, Qt::Key_F12 },
-    { UIKeyInputHome, Qt::Key_Home },
-    { UIKeyInputEnd, Qt::Key_End },
-    { UIKeyInputPageUp, Qt::Key_PageUp },
-    { UIKeyInputPageDown, Qt::Key_PageDown },
+        { UIKeyInputF1, Qt::Key_F1 },
+        { UIKeyInputF2, Qt::Key_F2 },
+        { UIKeyInputF3, Qt::Key_F3 },
+        { UIKeyInputF4, Qt::Key_F4 },
+        { UIKeyInputF5, Qt::Key_F5 },
+        { UIKeyInputF6, Qt::Key_F6 },
+        { UIKeyInputF7, Qt::Key_F7 },
+        { UIKeyInputF8, Qt::Key_F8 },
+        { UIKeyInputF9, Qt::Key_F9 },
+        { UIKeyInputF10, Qt::Key_F10 },
+        { UIKeyInputF11, Qt::Key_F11 },
+        { UIKeyInputF12, Qt::Key_F12 },
+        { UIKeyInputHome, Qt::Key_Home },
+        { UIKeyInputEnd, Qt::Key_End },
+        { UIKeyInputPageUp, Qt::Key_PageUp },
+        { UIKeyInputPageDown, Qt::Key_PageDown },
 #endif
-    { UIKeyInputEscape, Qt::Key_Escape },
-    { UIKeyInputUpArrow, Qt::Key_Up },
-    { UIKeyInputDownArrow, Qt::Key_Down },
-    { UIKeyInputLeftArrow, Qt::Key_Left },
-    { UIKeyInputRightArrow, Qt::Key_Right }
-};
+        { UIKeyInputEscape, Qt::Key_Escape },
+        { UIKeyInputUpArrow, Qt::Key_Up },
+        { UIKeyInputDownArrow, Qt::Key_Down },
+        { UIKeyInputLeftArrow, Qt::Key_Left },
+        { UIKeyInputRightArrow, Qt::Key_Right }
+    };
 
-API_AVAILABLE(ios(13.4)) Qt::Key QAppleKeyMapper::fromUIKitKey(NSString *keyCode)
-{
     if (auto key = uiKitKeys.value(keyCode))
         return key;