Reduce platform legacy adapter tail

src/platform_apple/apple_platform_services.cpp

@@ -6,6 +6,11 @@
 #include <array>
 #include <utility>
 
+#if defined(__IOS__) || defined(__OSX__)
+#include "app_core/app.h"
+#include <dispatch/dispatch.h>
+#endif
+
 namespace pp::platform::apple {
 namespace {
 
@@ -125,4 +130,34 @@ std::string AppleDocumentPlatformServices::format_working_directory_path(std::st
     return std::string(path);
 }
 
+void AppleDocumentPlatformServices::display_file(std::string_view path) const
+{
+    const std::string value(path);
+#if defined(__IOS__)
+    dispatch_async(dispatch_get_main_queue(), ^{
+        [App::I->ios_view display_file:value];
+    });
+#elif defined(__OSX__)
+    [[NSWorkspace sharedWorkspace] openFile:[NSString stringWithUTF8String:value.c_str()]];
+#else
+    (void)value;
+#endif
+}
+
+void AppleDocumentPlatformServices::share_file(std::string_view path) const
+{
+    const std::string value(path);
+#if defined(__IOS__)
+    dispatch_async(dispatch_get_main_queue(), ^{
+        [App::I->ios_view share_file:[NSString stringWithUTF8String:value.c_str()]];
+    });
+#elif defined(__OSX__)
+    dispatch_async(dispatch_get_main_queue(), ^{
+        [App::I->osx_view share_file:[NSString stringWithUTF8String:value.c_str()]];
+    });
+#else
+    (void)value;
+#endif
+}
+
 }