Move off of internal SDK, copy webkit spis from opensource

WebKit Headers/WebKit/_WKAttachment.h

@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2017 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <WebKit/WKFoundation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+typedef NS_ENUM(NSInteger, _WKAttachmentDisplayMode) {
+    _WKAttachmentDisplayModeAuto = 1,
+    _WKAttachmentDisplayModeInPlace,
+    _WKAttachmentDisplayModeAsIcon
+} WK_API_AVAILABLE(macos(10.13.4), ios(11.3));
+
+WK_CLASS_AVAILABLE(macos(10.13.4), ios(11.3))
+@interface _WKAttachmentDisplayOptions : NSObject
+@property (nonatomic) _WKAttachmentDisplayMode mode;
+@end
+
+WK_CLASS_AVAILABLE(macos(10.14), ios(12.0))
+@interface _WKAttachmentInfo : NSObject
+@property (nonatomic, readonly, nullable) NSString *contentType;
+@property (nonatomic, readonly, nullable) NSString *name;
+@property (nonatomic, readonly, nullable) NSString *filePath;
+@property (nonatomic, readonly, nullable) NSData *data;
+@property (nonatomic, readonly, nullable) NSFileWrapper *fileWrapper;
+@end
+
+WK_CLASS_AVAILABLE(macos(10.13.4), ios(11.3))
+@interface _WKAttachment : NSObject
+
+- (void)setFileWrapper:(NSFileWrapper *)fileWrapper contentType:(nullable NSString *)contentType completion:(void(^ _Nullable)(NSError * _Nullable))completionHandler WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
+@property (nonatomic, readonly, nullable) _WKAttachmentInfo *info WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+@property (nonatomic, readonly) NSString *uniqueIdentifier;
+@property (nonatomic, readonly, getter=isConnected) BOOL connected WK_API_AVAILABLE(macos(10.14.4), ios(12.2));
+
+// Deprecated SPI.
+- (void)requestInfo:(void(^)(_WKAttachmentInfo * _Nullable, NSError * _Nullable))completionHandler WK_API_DEPRECATED_WITH_REPLACEMENT("-info", macos(10.14, 10.14.4), ios(12.0, 12.2));
+- (void)setData:(NSData *)data newContentType:(nullable NSString *)newContentType newFilename:(nullable NSString *)newFilename completion:(void(^ _Nullable)(NSError * _Nullable))completionHandler WK_API_DEPRECATED_WITH_REPLACEMENT("Please use -setFileWrapper:contentType:completion: instead.", macos(10.13.4, 10.14.4), ios(11.3, 12.2));
+
+@end
+
+NS_ASSUME_NONNULL_END