Attachment 347525 Details for Bug 171100 – Patch

[patch] Patch

bug-171100-20180820121622.patch (text/plain), 83.11 KB, created by Olivia Barnett on 2018-08-20 12:16:22 PDT

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Creator: Olivia Barnett

Created: 2018-08-20 12:16:22 PDT

Size: 83.11 KB

patch

obsolete

>Subversion Revision: 234705
>diff --git a/Source/WebCore/ChangeLog b/Source/WebCore/ChangeLog
>index 0db94146ba134afeb3a3e94531ef9262b791e6b0..690226ad3d08c82d220b72bebbd3de17f2a16f05 100644
>--- a/Source/WebCore/ChangeLog
>+++ b/Source/WebCore/ChangeLog
>@@ -1,3 +1,45 @@
>+2018-08-20  Olivia Barnett  <obarnett@apple.com>
>+
>+        Implement the Web Share API
>+        https://bugs.webkit.org/show_bug.cgi?id=171100
>+        <rdar://problem/31751734>
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        No new tests (OOPS!).
>+
>+        * DerivedSources.make:
>+        * Sources.txt:
>+        * WebCore.xcodeproj/project.pbxproj:
>+
>+        * loader/EmptyClients.cpp:
>+        (WebCore::EmptyChromeClient::runShareSheet):
>+        * loader/EmptyClients.h:
>+        Added empty runShareSheet function.        
>+
>+        * page/Chrome.cpp:
>+        (WebCore::Chrome::runShareSheet):
>+        * page/Chrome.h:
>+        Added call to runShareSheet on client.
>+
>+        * page/ChromeClient.h:
>+        Virtual runShareSheet function.
>+
>+        * page/Navigator.cpp:
>+        (WebCore::Navigator::share):
>+        * page/Navigator.h:
>+        Share function that returns a promise and invokes share sheet.
>+        
>+        * page/Navigator.idl:
>+        Implements NavigatorShare.
>+
>+        * page/NavigatorShare.idl: Added.
>+        Added defintion of share function returning a promise. 
>+
>+        * page/ShareData.h: Added.
>+        * page/ShareData.idl: Added.
>+        Definition of ShareData struct containing title, text, url.
>+
> 2018-08-08  Simon Fraser  <simon.fraser@apple.com>
> 
>         Add a WebKit2 logging channel for ActivityState
>diff --git a/Source/WebKit/ChangeLog b/Source/WebKit/ChangeLog
>index b854c601526f4042875433994e5781d73e4bb17a..56b8e0445b1d3c436f9a41a799b4fe8bad057ca1 100644
>--- a/Source/WebKit/ChangeLog
>+++ b/Source/WebKit/ChangeLog
>@@ -1,3 +1,90 @@
>+2018-08-20  Olivia Barnett  <obarnett@apple.com>
>+
>+        Implement the Web Share API
>+        https://bugs.webkit.org/show_bug.cgi?id=171100
>+        <rdar://problem/31751734>
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        * Scripts/webkit/messages.py:
>+        * Shared/WebCoreArgumentCoders.cpp:
>+        (IPC::ArgumentCoder<ShareData>::encode):
>+        (IPC::ArgumentCoder<ShareData>::decode):
>+        (IPC::ArgumentCoder<ShareDataWithParsedURL>::encode):
>+        (IPC::ArgumentCoder<ShareDataWithParsedURL>::decode):
>+        * Shared/WebCoreArgumentCoders.h:
>+        Added encoding and decoding functionality for new structs.
>+
>+        * UIProcess/PageClient.h:
>+        (WebKit::PageClient::handleRunShareSheet):
>+        Page client implementation call to invoke share sheet.
>+
>+        * UIProcess/WebPageProxy.cpp:
>+        (WebKit::WebPageProxy::runShareSheet):
>+        (WebKit::WebPageProxy::didCancelForShareSheet):
>+        * UIProcess/WebPageProxy.h:
>+        * UIProcess/WebPageProxy.messages.in:
>+        Web page proxy handling of call to invoke share sheet.
>+        Creates completion handler to send to WKShareSheet.mm
>+        Completion handler sends message to WebPage with message id
>+
>+        * UIProcess/WebShareSheetResultListenerProxy.cp: Added.
>+        * UIProcess/WebShareSheetResultListenerProxy.cpp: Added.
>+        (WebKit::WebShareSheetResultListenerProxy::WebShareSheetResultListenerProxy):
>+        (WebKit::WebShareSheetResultListenerProxy::~WebShareSheetResultListenerProxy):
>+        (WebKit::WebShareSheetResultListenerProxy::cancel):
>+        (WebKit::WebShareSheetResultListenerProxy::invalidate):
>+        * UIProcess/WebShareSheetResultListenerProxy.h: Added.
>+        (WebKit::WebShareSheetResultListenerProxy::create):
>+        Listener for dismissal of share sheet.
>+
>+        * UIProcess/ios/PageClientImplIOS.h:
>+        * UIProcess/ios/PageClientImplIOS.mm:
>+        (WebKit::PageClientImpl::handleRunShareSheet):
>+        Page client implementation call to invoke share sheet.
>+
>+        * UIProcess/ios/WKContentViewInteraction.h:
>+        * UIProcess/ios/WKContentViewInteraction.mm:
>+        (-[WKContentView cleanupInteraction]):
>+        (-[WKContentView _showShareSheet:resultListener:completionHandler:]):
>+        (-[WKContentView shareSheetDidDismiss:]):
>+        Call to WKShareSheet to invoke the share sheet and callback.
>+
>+        * UIProcess/ios/forms/WKShareSheet.h: Added.
>+        * UIProcess/ios/forms/WKShareSheet.mm: Added.
>+        (-[WKShareSheet initWithView:]):
>+        (-[WKShareSheet dealloc]):
>+        (-[WKShareSheet presentWithParameters:resultListener:completionHandler:]):
>+        (-[WKShareSheet _dispatchDidDismiss]):
>+        (-[WKShareSheet _cancel]):
>+        (-[WKShareSheet dismiss]):
>+        (-[WKShareSheet _dismissDisplayAnimated:]):
>+        (-[WKShareSheet _presentFullscreenViewController:animated:]):
>+        Completion handler call and creation of share sheet with parameters.
>+
>+        * WebKit.xcodeproj/project.pbxproj:
>+        * WebProcess/WebCoreSupport/WebChromeClient.cpp:
>+        (WebKit::WebChromeClient::runShareSheet):
>+        * WebProcess/WebCoreSupport/WebChromeClient.h:
>+        Call to page to invoke share sheet.
>+
>+        * WebProcess/WebPage/WebPage.cpp:
>+        (WebKit::WebPage::didCancelForShareSheet):
>+        (WebKit::nextShareSheetContextId):
>+        (WebKit::WebPage::runShareSheet):
>+        (WebKit::WebPage::runShareSheetResponse):
>+        Webpage calls proxy and saves context id for promise.
>+
>+        * WebProcess/WebPage/WebPage.h:
>+        * WebProcess/WebPage/WebPage.messages.in:
>+        * WebProcess/WebPage/WebShareSheetResultListener.cpp: Added.
>+        (WebKit::WebShareSheetResultListener::create):
>+        (WebKit::WebShareSheetResultListener::WebShareSheetResultListener):
>+        (WebKit::WebShareSheetResultListener::~WebShareSheetResultListener):
>+        * WebProcess/WebPage/WebShareSheetResultListener.h: Added.
>+        (WebKit::WebShareSheetResultListener::disconnectFromPage):
>+        ShareSheet result listener for when share sheet is dismissed.
>+
> 2018-08-08  Commit Queue  <commit-queue@webkit.org>
> 
>         Unreviewed, rolling out r234314, r234320, and r234321.
>diff --git a/Source/WebKitLegacy/ios/ChangeLog b/Source/WebKitLegacy/ios/ChangeLog
>index ec2642abf237684f885badeeab9830696112b5c9..79fd9d3a9145b3deaa5b3a88dae3dc997bf3c814 100644
>--- a/Source/WebKitLegacy/ios/ChangeLog
>+++ b/Source/WebKitLegacy/ios/ChangeLog
>@@ -1,3 +1,16 @@
>+2018-08-20  Olivia Barnett  <obarnett@apple.com>
>+
>+        Consider implementing Web Share API
>+        https://bugs.webkit.org/show_bug.cgi?id=171100
>+        <rdar://problem/31751734>
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        * WebCoreSupport/WebChromeClientIOS.h:
>+        * WebCoreSupport/WebChromeClientIOS.mm:
>+        (WebChromeClientIOS::runShareSheet):
>+        Empty declaration of runShareSheet.
>+
> 2018-07-04  Tim Horton  <timothy_horton@apple.com>
> 
>         Introduce PLATFORM(IOSMAC)
>diff --git a/Source/WebKitLegacy/mac/ChangeLog b/Source/WebKitLegacy/mac/ChangeLog
>index 7ba849e8d610b84c22d72efa9f4066ae38d41f27..16aaa9f8977b6231e7fd47e5b77842601ca2ab96 100644
>--- a/Source/WebKitLegacy/mac/ChangeLog
>+++ b/Source/WebKitLegacy/mac/ChangeLog
>@@ -1,3 +1,16 @@
>+2018-08-20  Olivia Barnett  <obarnett@apple.com>
>+
>+        Consider implementing Web Share API
>+        https://bugs.webkit.org/show_bug.cgi?id=171100
>+        <rdar://problem/31751734>
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        * WebCoreSupport/WebChromeClient.h:
>+        * WebCoreSupport/WebChromeClient.mm:
>+        (WebChromeClient::runShareSheet):
>+        Empty definition of runShareSheet.
>+
> 2018-08-08  Jonathan Bedard  <jbedard@apple.com>
> 
>         Follow-up build fix for r234685
>diff --git a/Source/WebCore/DerivedSources.make b/Source/WebCore/DerivedSources.make
>index 6c9b2ce6b61c0059d69e7a99460aa70aec8c0a4d..46681f9daf9a75e640fdd1d2aab1a5a57210cc8f 100644
>--- a/Source/WebCore/DerivedSources.make
>+++ b/Source/WebCore/DerivedSources.make
>@@ -776,6 +776,8 @@ JS_BINDING_IDLS = \
>     $(WebCore)/page/NavigatorID.idl \
>     $(WebCore)/page/NavigatorLanguage.idl \
>     $(WebCore)/page/NavigatorOnLine.idl \
>+    $(WebCore)/page/NavigatorShare.idl \
>+    $(WebCore)/page/ShareData.idl \
>     $(WebCore)/page/NavigatorServiceWorker.idl \
>     $(WebCore)/page/Performance.idl \
>     $(WebCore)/page/PerformanceEntry.idl \
>diff --git a/Source/WebCore/Sources.txt b/Source/WebCore/Sources.txt
>index 379275fff22049211764641d4374c554bff17843..ee20be5467e463aa090fe458de04a431f891d1cc 100644
>--- a/Source/WebCore/Sources.txt
>+++ b/Source/WebCore/Sources.txt
>@@ -2779,6 +2779,8 @@ JSNavigatorLanguage.cpp
> JSNavigatorMediaCapabilities.cpp
> JSNavigatorMediaDevices.cpp
> JSNavigatorOnLine.cpp
>+JSNavigatorShare.cpp
>+JSShareData.cpp
> JSNavigatorServiceWorker.cpp
> JSNavigatorUserMedia.cpp
> JSNavigatorWebDriver.cpp
>diff --git a/Source/WebCore/WebCore.xcodeproj/project.pbxproj b/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>index 8f3a91741ea1015071784ffb600490846a7370a1..8a86e78a4a48f50a9fa7cca2df5706366ed67db0 100644
>--- a/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>+++ b/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>@@ -642,6 +642,7 @@
> 		1CAF34830A6C405200ABE06E /* WebScriptObjectPrivate.h in Headers */ = {isa = PBXBuildFile; fileRef = 1CAF34800A6C405200ABE06E /* WebScriptObjectPrivate.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		1CCDF5BE1990332400BCEBAD /* SVGToOTFFontConversion.h in Headers */ = {isa = PBXBuildFile; fileRef = 1CCDF5BC1990332400BCEBAD /* SVGToOTFFontConversion.h */; };
> 		1CFAE3230A6D6A3F0032593D /* libobjc.dylib in Frameworks */ = {isa = PBXBuildFile; fileRef = 1CFAE3220A6D6A3F0032593D /* libobjc.dylib */; };
>+		1D9F0FC12122029B005D8FD4 /* ShareData.h in Headers */ = {isa = PBXBuildFile; fileRef = 1DC55400211BA8C8004B780E /* ShareData.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		1F36EA9C1E21BA1700621E25 /* WebBackgroundTaskController.h in Headers */ = {isa = PBXBuildFile; fileRef = 1F36EA9A1E21BA1700621E25 /* WebBackgroundTaskController.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		1F3C3BEB135CAF3C00B8C1AC /* MediaControls.h in Headers */ = {isa = PBXBuildFile; fileRef = 1F3C3BE9135CAF3C00B8C1AC /* MediaControls.h */; };
> 		1F72BF0B187FD45C0009BCB3 /* TileControllerMemoryHandlerIOS.h in Headers */ = {isa = PBXBuildFile; fileRef = 1F72BF09187FD4270009BCB3 /* TileControllerMemoryHandlerIOS.h */; settings = {ATTRIBUTES = (Private, ); }; };
>@@ -6318,6 +6319,9 @@
> 		1CDD45E50BA9C84600F90147 /* WebCore.xcconfig */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.xcconfig; path = WebCore.xcconfig; sourceTree = "<group>"; };
> 		1CDD45E60BA9C84600F90147 /* Base.xcconfig */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.xcconfig; path = Base.xcconfig; sourceTree = "<group>"; };
> 		1CFAE3220A6D6A3F0032593D /* libobjc.dylib */ = {isa = PBXFileReference; lastKnownFileType = "compiled.mach-o.dylib"; name = libobjc.dylib; path = /usr/lib/libobjc.dylib; sourceTree = "<absolute>"; };
>+		1DC553FD211BA12A004B780E /* NavigatorShare.idl */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = NavigatorShare.idl; sourceTree = "<group>"; };
>+		1DC553FF211BA841004B780E /* ShareData.idl */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = ShareData.idl; sourceTree = "<group>"; };
>+		1DC55400211BA8C8004B780E /* ShareData.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ShareData.h; sourceTree = "<group>"; };
> 		1F36EA9A1E21BA1700621E25 /* WebBackgroundTaskController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WebBackgroundTaskController.h; sourceTree = "<group>"; };
> 		1F36EA9B1E21BA1700621E25 /* WebBackgroundTaskController.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = WebBackgroundTaskController.mm; sourceTree = "<group>"; };
> 		1F3C3BE8135CAF3C00B8C1AC /* MediaControls.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = MediaControls.cpp; sourceTree = "<group>"; };
>@@ -19386,6 +19390,7 @@
> 				7C5BEA3B1E9EE77100CC517B /* NavigatorLanguage.idl */,
> 				7C5BEA3C1E9EE77100CC517B /* NavigatorOnLine.idl */,
> 				5182C24B1F313AE00059BA7C /* NavigatorServiceWorker.idl */,
>+				1DC553FD211BA12A004B780E /* NavigatorShare.idl */,
> 				00146288103CD1DE000B20DB /* OriginAccessEntry.cpp */,
> 				00146289103CD1DE000B20DB /* OriginAccessEntry.h */,
> 				65FEA86809833ADE00BED4AB /* Page.cpp */,
>@@ -19476,6 +19481,8 @@
> 				7CC6609B1F93057900D500E9 /* SettingsBase.cpp */,
> 				7CC660991F93057800D500E9 /* SettingsBase.h */,
> 				7C6EFEEA1F946A2E00FFAD41 /* SettingsDefaultValues.h */,
>+				1DC55400211BA8C8004B780E /* ShareData.h */,
>+				1DC553FF211BA841004B780E /* ShareData.idl */,
> 				5C688AA21D38126F000B54FA /* SocketProvider.cpp */,
> 				5C7C88D71D0F1F2B009D2F6D /* SocketProvider.h */,
> 				626CDE0C1140424C001E5A68 /* SpatialNavigation.cpp */,
>@@ -30278,6 +30285,7 @@
> 				FD45A95B175D41EE00C21EC8 /* ShapeInterval.h in Headers */,
> 				FD45A952175D3F3E00C21EC8 /* ShapeOutsideInfo.h in Headers */,
> 				FD1AF1501656F15100C6D4F7 /* ShapeValue.h in Headers */,
>+				1D9F0FC12122029B005D8FD4 /* ShareData.h in Headers */,
> 				1A4A954E0B4EDCCB002D8C3C /* SharedBuffer.h in Headers */,
> 				834DFAD01F7DAE5D00C2725B /* SharedStringHash.h in Headers */,
> 				93309EA3099EB78C0056E581 /* SharedTimer.h in Headers */,
>diff --git a/Source/WebCore/loader/EmptyClients.cpp b/Source/WebCore/loader/EmptyClients.cpp
>index 357665593e6eba4d79652557247bd4dc3eb3a11e..39ad1e5d861b6b722a5e4663db874da0226f4a96 100644
>--- a/Source/WebCore/loader/EmptyClients.cpp
>+++ b/Source/WebCore/loader/EmptyClients.cpp
>@@ -436,6 +436,10 @@ std::unique_ptr<DataListSuggestionPicker> EmptyChromeClient::createDataListSugge
> void EmptyChromeClient::runOpenPanel(Frame&, FileChooser&)
> {
> }
>+    
>+void EmptyChromeClient::runShareSheet(Frame&, ShareDataWithParsedURL&, WTF::CompletionHandler<void(bool)>&&)
>+{
>+}
> 
> PAL::SessionID EmptyFrameLoaderClient::sessionID() const
> {
>diff --git a/Source/WebCore/loader/EmptyClients.h b/Source/WebCore/loader/EmptyClients.h
>index 9d052b0b9523fbc846693f22dc5fc78aa380765c..c43dedfe146ead9d173425eb45f41b8cda732970 100644
>--- a/Source/WebCore/loader/EmptyClients.h
>+++ b/Source/WebCore/loader/EmptyClients.h
>@@ -137,6 +137,7 @@ class EmptyChromeClient : public ChromeClient {
> #endif
> 
>     void runOpenPanel(Frame&, FileChooser&) final;
>+    void runShareSheet(Frame&, ShareDataWithParsedURL&, WTF::CompletionHandler<void(bool)>&&) final;
>     void loadIconForFiles(const Vector<String>&, FileIconLoader&) final { }
> 
>     void elementDidFocus(Element&) final { }
>diff --git a/Source/WebCore/page/Chrome.cpp b/Source/WebCore/page/Chrome.cpp
>index e058fa8a9296a569f95dc2eb5ea00fe2b81a4152..eaacdfbe94406d04542843a37c33fedeb83d7f09 100644
>--- a/Source/WebCore/page/Chrome.cpp
>+++ b/Source/WebCore/page/Chrome.cpp
>@@ -46,6 +46,7 @@
> #include "RenderObject.h"
> #include "ResourceHandle.h"
> #include "Settings.h"
>+#include "ShareData.h"
> #include "StorageNamespace.h"
> #include "WindowFeatures.h"
> #include <JavaScriptCore/VM.h>
>@@ -449,6 +450,11 @@ void Chrome::runOpenPanel(Frame& frame, FileChooser& fileChooser)
>     m_client.runOpenPanel(frame, fileChooser);
> }
> 
>+void Chrome::runShareSheet(Frame& frame, ShareDataWithParsedURL& shareData, CompletionHandler<void(bool)>&& callback)
>+{
>+    m_client.runShareSheet(frame, shareData, WTFMove(callback));
>+}
>+
> void Chrome::loadIconForFiles(const Vector<String>& filenames, FileIconLoader& loader)
> {
>     m_client.loadIconForFiles(filenames, loader);
>diff --git a/Source/WebCore/page/Chrome.h b/Source/WebCore/page/Chrome.h
>index ccbce93556ea94b5c110c5dc357c35d98831a9ff..00a5b29404b4523f252e86e784a37dce03d27e9f 100644
>--- a/Source/WebCore/page/Chrome.h
>+++ b/Source/WebCore/page/Chrome.h
>@@ -58,6 +58,7 @@ class PopupMenuClient;
> class PopupOpeningObserver;
> class SearchPopupMenu;
> 
>+struct ShareDataWithParsedURL;
> struct DateTimeChooserParameters;
> struct ViewportArguments;
> struct WindowFeatures;
>@@ -159,6 +160,7 @@ public:
> #endif
> 
>     void runOpenPanel(Frame&, FileChooser&);
>+    void runShareSheet(Frame&, ShareDataWithParsedURL&, CompletionHandler<void(bool)>&&);
>     void loadIconForFiles(const Vector<String>&, FileIconLoader&);
> 
>     void dispatchDisabledAdaptationsDidChange(const OptionSet<DisabledAdaptations>&) const;
>diff --git a/Source/WebCore/page/ChromeClient.h b/Source/WebCore/page/ChromeClient.h
>index 472b6183fc7bc2dbffbea0a59735e7cab0f50ce9..051ea41568f9a1930c5bbdfe6d3f17fb60f90304 100644
>--- a/Source/WebCore/page/ChromeClient.h
>+++ b/Source/WebCore/page/ChromeClient.h
>@@ -103,6 +103,7 @@ struct DateTimeChooserParameters;
> struct GraphicsDeviceAdapter;
> struct ViewportArguments;
> struct WindowFeatures;
>+struct ShareDataWithParsedURL;
> 
> enum class RouteSharingPolicy;
> 
>@@ -282,6 +283,8 @@ public:
> #endif
> 
>     virtual void runOpenPanel(Frame&, FileChooser&) = 0;
>+    virtual void runShareSheet(Frame&, ShareDataWithParsedURL&, WTF::CompletionHandler<void(bool)>&& callback) { callback(false); }
>+    
>     // Asynchronous request to load an icon for specified filenames.
>     virtual void loadIconForFiles(const Vector<String>&, FileIconLoader&) = 0;
>         
>diff --git a/Source/WebCore/page/Navigator.cpp b/Source/WebCore/page/Navigator.cpp
>index 78098006b72bc17a6d159fd2ad18dc7f773b659c..6dbf16cc27bd57c782128263ed90a3475a7eb71f 100644
>--- a/Source/WebCore/page/Navigator.cpp
>+++ b/Source/WebCore/page/Navigator.cpp
>@@ -23,6 +23,7 @@
> #include "config.h"
> #include "Navigator.h"
> 
>+#include "Chrome.h"
> #include "CookieJar.h"
> #include "DOMMimeTypeArray.h"
> #include "DOMPluginArray.h"
>@@ -31,6 +32,7 @@
> #include "FrameLoader.h"
> #include "FrameLoaderClient.h"
> #include "Geolocation.h"
>+#include "JSDOMPromiseDeferred.h"
> #include "LoaderStrategy.h"
> #include "Page.h"
> #include "PlatformStrategies.h"
>@@ -40,6 +42,7 @@
> #include "Settings.h"
> #include <wtf/Language.h>
> #include <wtf/StdLibExtras.h>
>+#include <wtf/WeakPtr.h>
> 
> 
> namespace WebCore {
>@@ -94,6 +97,35 @@ bool Navigator::onLine() const
>     return platformStrategies()->loaderStrategy()->isOnLine();
> }
> 
>+void Navigator::share(ScriptExecutionContext& context, ShareData data, Ref<DeferredPromise>&& promise)
>+{
>+    if (m_frame->page()) {
>+        if (!data.title && !data.url && !data.text) {
>+            promise->reject(TypeError);
>+            return;
>+        }
>+        
>+        URL url = context.completeURL(data.url);
>+        if (!url.isValid())
>+            promise->reject(TypeError);
>+        
>+        ShareDataWithParsedURL shareData = {
>+            data,
>+            url,
>+        };
>+
>+        m_frame->page()->chrome().runShareSheet(*m_frame, shareData, [documentReference = makeWeakPtr(m_frame->document()), promise = WTFMove(promise)] (bool wasGranted) mutable {
>+            if (wasGranted) {
>+                promise->resolve();
>+                return;
>+            }
>+            promise->reject(Exception { AbortError, "Aborted by AbortSignal."_s });
>+            return;
>+        });
>+    }
>+    return;
>+}
>+
> DOMPluginArray& Navigator::plugins()
> {
>     if (!m_plugins)
>diff --git a/Source/WebCore/page/Navigator.h b/Source/WebCore/page/Navigator.h
>index b86ed89daff4b698a9c13790c2d75341f3a06a6a..bd260df7fa707a265013c032c2bcf20459783c2b 100644
>--- a/Source/WebCore/page/Navigator.h
>+++ b/Source/WebCore/page/Navigator.h
>@@ -20,8 +20,10 @@
> #pragma once
> 
> #include "DOMWindowProperty.h"
>+#include "JSDOMPromiseDeferred.h"
> #include "NavigatorBase.h"
> #include "ScriptWrappable.h"
>+#include "ShareData.h"
> #include "Supplementable.h"
> 
> namespace WebCore {
>@@ -42,6 +44,7 @@ public:
>     const String& userAgent() const final;
>     void userAgentChanged();
>     bool onLine() const final;
>+    void share(ScriptExecutionContext&, ShareData, Ref<DeferredPromise>&&);
>     
> #if PLATFORM(IOS)
>     bool standalone() const;
>diff --git a/Source/WebCore/page/Navigator.idl b/Source/WebCore/page/Navigator.idl
>index b37eda900b431d2cbddc3d9af27c6f7abbcb1ae8..69d55c89bf0129fd5fd34885ae1415f791506844 100644
>--- a/Source/WebCore/page/Navigator.idl
>+++ b/Source/WebCore/page/Navigator.idl
>@@ -35,4 +35,4 @@ Navigator implements NavigatorID;
> Navigator implements NavigatorLanguage;
> Navigator implements NavigatorOnLine;
> Navigator implements NavigatorServiceWorker;
>-
>+Navigator implements NavigatorShare;
>diff --git a/Source/WebCore/page/NavigatorShare.idl b/Source/WebCore/page/NavigatorShare.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..39815c1bf4d5d20bb2eb8a2ff3db1910c7fb74a5
>--- /dev/null
>+++ b/Source/WebCore/page/NavigatorShare.idl
>@@ -0,0 +1,34 @@
>+/*
>+ * Copyright (C) 2018 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.
>+ * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
>+ *     its contributors may be used to endorse or promote products derived
>+ *     from this software without specific prior written permission.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE 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 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.
>+ */
>+
>+
>+[
>+    NoInterfaceObject
>+] interface NavigatorShare {
>+    [CallWith=ScriptExecutionContext] Promise<void> share(ShareData shareData);
>+};
>diff --git a/Source/WebCore/page/ShareData.h b/Source/WebCore/page/ShareData.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..279f033a264813c21adf90cfa6c3658ac3843f23
>--- /dev/null
>+++ b/Source/WebCore/page/ShareData.h
>@@ -0,0 +1,42 @@
>+/*
>+ * Copyright (C) 2018 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. ``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
>+ * 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.
>+ */
>+
>+#pragma once
>+#include "URL.h"
>+
>+namespace WebCore {
>+    
>+struct ShareData {
>+    String title;
>+    String text;
>+    String url;
>+};
>+    
>+struct ShareDataWithParsedURL {
>+    ShareData shareData;
>+    URL url;
>+};
>+    
>+}
>diff --git a/Source/WebCore/page/ShareData.idl b/Source/WebCore/page/ShareData.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..15b660ea29b9a2297daeb1d6c316004e333150a0
>--- /dev/null
>+++ b/Source/WebCore/page/ShareData.idl
>@@ -0,0 +1,33 @@
>+/*
>+ * Copyright (C) 2018 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.
>+ * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
>+ *     its contributors may be used to endorse or promote products derived
>+ *     from this software without specific prior written permission.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE 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 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.
>+ */
>+
>+dictionary ShareData {
>+    USVString title;
>+    USVString text;
>+    USVString url;
>+};
>diff --git a/Source/WebKit/Scripts/webkit/messages.py b/Source/WebKit/Scripts/webkit/messages.py
>index a782baac9d45bb3c9d0b8992622faa6252aa184d..d4e561c48ac1e62005ce0e4f039c4c3f66ede92f 100644
>--- a/Source/WebKit/Scripts/webkit/messages.py
>+++ b/Source/WebKit/Scripts/webkit/messages.py
>@@ -382,6 +382,7 @@ def headers_for_type(type):
>         'WebCore::AutoplayEventFlags': ['<WebCore/AutoplayEvent.h>'],
>         'WebCore::ExceptionDetails': ['<WebCore/JSDOMExceptionHandling.h>'],
>         'WebCore::FileChooserSettings': ['<WebCore/FileChooser.h>'],
>+        'WebCore::ShareData': ['<WebCore/ShareData.h>'],
>         'WebCore::FrameLoadType': ['<WebCore/FrameLoaderTypes.h>'],
>         'WebCore::GrammarDetail': ['<WebCore/TextCheckerClient.h>'],
>         'WebCore::HasInsecureContent': ['<WebCore/FrameLoaderTypes.h>'],
>diff --git a/Source/WebKit/Shared/WebCoreArgumentCoders.cpp b/Source/WebKit/Shared/WebCoreArgumentCoders.cpp
>index 92d324ca7a9e2c62bbbe9c44eb329d68af0c411e..6982fb4d8c8ca0446fa717391e56ad90f67ce9db 100644
>--- a/Source/WebKit/Shared/WebCoreArgumentCoders.cpp
>+++ b/Source/WebKit/Shared/WebCoreArgumentCoders.cpp
>@@ -72,6 +72,7 @@
> #include <WebCore/ServiceWorkerClientData.h>
> #include <WebCore/ServiceWorkerClientIdentifier.h>
> #include <WebCore/ServiceWorkerData.h>
>+#include <WebCore/ShareData.h>
> #include <WebCore/TextCheckerClient.h>
> #include <WebCore/TextIndicator.h>
> #include <WebCore/TimingFunction.h>
>@@ -1908,7 +1909,39 @@ bool ArgumentCoder<FileChooserSettings>::decode(Decoder& decoder, FileChooserSet
> 
>     return true;
> }
>+    
>+void ArgumentCoder<ShareData>::encode(Encoder& encoder, const ShareData& settings)
>+{
>+    encoder << settings.title;
>+    encoder << settings.text;
>+    encoder << settings.url;
>+}
>+
>+bool ArgumentCoder<ShareData>::decode(Decoder& decoder, ShareData& settings)
>+{
>+    if (!decoder.decode(settings.title))
>+        return false;
>+    if (!decoder.decode(settings.text))
>+        return false;
>+    if (!decoder.decode(settings.url))
>+        return false;
>+    return true;
>+}
>+    
>+void ArgumentCoder<ShareDataWithParsedURL>::encode(Encoder& encoder, const ShareDataWithParsedURL& settings)
>+{
>+    encoder << settings.shareData;
>+    encoder << settings.url;
>+}
> 
>+bool ArgumentCoder<ShareDataWithParsedURL>::decode(Decoder& decoder, ShareDataWithParsedURL& settings)
>+{
>+    if (!decoder.decode(settings.shareData))
>+        return false;
>+    if (!decoder.decode(settings.url))
>+        return false;
>+    return true;
>+}
> 
> void ArgumentCoder<GrammarDetail>::encode(Encoder& encoder, const GrammarDetail& detail)
> {
>diff --git a/Source/WebKit/Shared/WebCoreArgumentCoders.h b/Source/WebKit/Shared/WebCoreArgumentCoders.h
>index 3a5cc681c1f29717d784aa4d1047e0883f8fb8cc..58ce5bec2cebe9b837f8bafd5447dfe8e8679f8b 100644
>--- a/Source/WebKit/Shared/WebCoreArgumentCoders.h
>+++ b/Source/WebKit/Shared/WebCoreArgumentCoders.h
>@@ -103,6 +103,8 @@ struct DictionaryPopupInfo;
> struct EventTrackingRegions;
> struct ExceptionDetails;
> struct FileChooserSettings;
>+struct ShareData;
>+struct ShareDataWithParsedURL;
> struct Length;
> struct GrammarDetail;
> struct MimeClassInfo;
>@@ -474,6 +476,16 @@ template<> struct ArgumentCoder<WebCore::FileChooserSettings> {
>     static void encode(Encoder&, const WebCore::FileChooserSettings&);
>     static bool decode(Decoder&, WebCore::FileChooserSettings&);
> };
>+    
>+template<> struct ArgumentCoder<WebCore::ShareData> {
>+    static void encode(Encoder&, const WebCore::ShareData&);
>+    static bool decode(Decoder&, WebCore::ShareData&);
>+};
>+    
>+template<> struct ArgumentCoder<WebCore::ShareDataWithParsedURL> {
>+    static void encode(Encoder&, const WebCore::ShareDataWithParsedURL&);
>+    static bool decode(Decoder&, WebCore::ShareDataWithParsedURL&);
>+};
> 
> template<> struct ArgumentCoder<WebCore::GrammarDetail> {
>     static void encode(Encoder&, const WebCore::GrammarDetail&);
>diff --git a/Source/WebKit/UIProcess/PageClient.h b/Source/WebKit/UIProcess/PageClient.h
>index 7ea82baf0d797c02e536c40a954585f5dd0c02a6..6fefde471d8fb6db8b57dbf2ad381f07238082b1 100644
>--- a/Source/WebKit/UIProcess/PageClient.h
>+++ b/Source/WebKit/UIProcess/PageClient.h
>@@ -79,6 +79,7 @@ struct DictionaryPopupInfo;
> struct Highlight;
> struct TextIndicatorData;
> struct ViewportAttributes;
>+struct ShareDataWithParsedURL;
> 
> template <typename> class RectEdges;
> using FloatBoxExtent = RectEdges<float>;
>@@ -109,6 +110,7 @@ class WebContextMenuProxy;
> class WebEditCommandProxy;
> class WebFrameProxy;
> class WebOpenPanelResultListenerProxy;
>+class WebShareSheetResultListenerProxy;
> class WebPageProxy;
> class WebPopupMenuProxy;
> 
>@@ -200,6 +202,7 @@ public:
>     virtual void handleDownloadRequest(DownloadProxy*) = 0;
> 
>     virtual bool handleRunOpenPanel(WebPageProxy*, WebFrameProxy*, API::OpenPanelParameters*, WebOpenPanelResultListenerProxy*) { return false; }
>+    virtual bool handleRunShareSheet(WebPageProxy*, WebFrameProxy*, const WebCore::ShareDataWithParsedURL&, WebShareSheetResultListenerProxy*, WTF::CompletionHandler<void (bool)>&&) { return false; }
> 
>     virtual void didChangeContentSize(const WebCore::IntSize&) = 0;
> 
>diff --git a/Source/WebKit/UIProcess/WebPageProxy.cpp b/Source/WebKit/UIProcess/WebPageProxy.cpp
>index 7a6f27532f6033914d783c06492e9df7c2ec91a0..ce872bd344582c4428738409fdc0780becdf9106 100644
>--- a/Source/WebKit/UIProcess/WebPageProxy.cpp
>+++ b/Source/WebKit/UIProcess/WebPageProxy.cpp
>@@ -119,6 +119,7 @@
> #include "WebProcessProxy.h"
> #include "WebProtectionSpace.h"
> #include "WebResourceLoadStatisticsStore.h"
>+#include "WebShareSheetResultListenerProxy.h"
> #include "WebURLSchemeHandler.h"
> #include "WebUserContentControllerProxy.h"
> #include "WebsiteDataStore.h"
>@@ -145,6 +146,7 @@
> #include <WebCore/RenderEmbeddedObject.h>
> #include <WebCore/SSLKeyGenerator.h>
> #include <WebCore/SerializedCryptoKeyWrap.h>
>+#include <WebCore/ShareData.h>
> #include <WebCore/SharedBuffer.h>
> #include <WebCore/ShouldTreatAsContinuingLoad.h>
> #include <WebCore/TextCheckerClient.h>
>@@ -4666,6 +4668,21 @@ void WebPageProxy::runOpenPanel(uint64_t frameID, const SecurityOriginData& fram
>     }
> }
> 
>+void WebPageProxy::runShareSheet(uint64_t frameID, const ShareDataWithParsedURL& shareData, uint64_t contextID)
>+{
>+    CompletionHandler<void(bool)> completionHandler = [this, protectedThis = makeRef(*this), contextID] (bool access) {
>+        m_process->send(Messages::WebPage::RunShareSheetResponse(access, contextID), m_pageID);
>+    };
>+    
>+    WebFrameProxy* frame = m_process->webFrame(frameID);
>+    MESSAGE_CHECK(frame);
>+    
>+    m_shareSheetResultListener = WebShareSheetResultListenerProxy::create(this);
>+    
>+    if (!m_pageClient.handleRunShareSheet(this, frame, shareData, m_shareSheetResultListener.get(), WTFMove(completionHandler)))
>+        didCancelForShareSheet();
>+}
>+    
> void WebPageProxy::printFrame(uint64_t frameID)
> {
>     ASSERT(!m_isPerformingDOMPrintOperation);
>@@ -5333,7 +5350,17 @@ void WebPageProxy::didCancelForOpenPanel()
>     m_openPanelResultListener->invalidate();
>     m_openPanelResultListener = nullptr;
> }
>-
>+    
>+void WebPageProxy::didCancelForShareSheet()
>+{
>+    if (!isValid())
>+        return;
>+    
>+    m_process->send(Messages::WebPage::DidCancelForShareSheet(), m_pageID);
>+    m_shareSheetResultListener->invalidate();
>+    m_shareSheetResultListener = nullptr;
>+}
>+    
> void WebPageProxy::advanceToNextMisspelling(bool startBeforeSelection)
> {
>     m_process->send(Messages::WebPage::AdvanceToNextMisspelling(startBeforeSelection), m_pageID);
>diff --git a/Source/WebKit/UIProcess/WebPageProxy.h b/Source/WebKit/UIProcess/WebPageProxy.h
>index 6a5b259fcaea6d8928f09889c798045eb10d8815..53d60e13c739ac528fb45c98282c622deba4cb2d 100644
>--- a/Source/WebKit/UIProcess/WebPageProxy.h
>+++ b/Source/WebKit/UIProcess/WebPageProxy.h
>@@ -182,6 +182,7 @@ struct DataListSuggestionInformation;
> struct DictionaryPopupInfo;
> struct ExceptionDetails;
> struct FileChooserSettings;
>+struct ShareData;
> struct GlobalWindowIdentifier;
> struct MediaStreamRequest;
> struct SecurityOriginData;
>@@ -244,6 +245,7 @@ class WebKeyboardEvent;
> class WebURLSchemeHandler;
> class WebMouseEvent;
> class WebOpenPanelResultListenerProxy;
>+class WebShareSheetResultListenerProxy;
> class WebPageGroup;
> class WebProcessProxy;
> class WebUserContentControllerProxy;
>@@ -1005,6 +1007,7 @@ public:
> #endif
>     void didChooseFilesForOpenPanel(const Vector<String>&);
>     void didCancelForOpenPanel();
>+    void didCancelForShareSheet();
> 
>     WebPageCreationParameters creationParameters();
> 
>@@ -1481,6 +1484,7 @@ private:
>     void didChangeViewportProperties(const WebCore::ViewportAttributes&);
>     void pageDidScroll();
>     void runOpenPanel(uint64_t frameID, const WebCore::SecurityOriginData&, const WebCore::FileChooserSettings&);
>+    void runShareSheet(uint64_t frameID, const WebCore::ShareDataWithParsedURL&,  uint64_t contextID);
>     void printFrame(uint64_t frameID);
>     void exceededDatabaseQuota(uint64_t frameID, const String& originIdentifier, const String& databaseName, const String& displayName, uint64_t currentQuota, uint64_t currentOriginUsage, uint64_t currentDatabaseUsage, uint64_t expectedUsage, Messages::WebPageProxy::ExceededDatabaseQuota::DelayedReply&&);
>     void reachedApplicationCacheOriginQuota(const String& originIdentifier, uint64_t currentQuota, uint64_t totalBytesNeeded, Messages::WebPageProxy::ReachedApplicationCacheOriginQuota::DelayedReply&&);
>@@ -1932,6 +1936,7 @@ private:
>     RefPtr<API::HitTestResult> m_lastMouseMoveHitTestResult;
> 
>     RefPtr<WebOpenPanelResultListenerProxy> m_openPanelResultListener;
>+    RefPtr<WebShareSheetResultListenerProxy> m_shareSheetResultListener;
>     GeolocationPermissionRequestManagerProxy m_geolocationPermissionRequestManager;
>     NotificationPermissionRequestManagerProxy m_notificationPermissionRequestManager;
> 
>diff --git a/Source/WebKit/UIProcess/WebPageProxy.messages.in b/Source/WebKit/UIProcess/WebPageProxy.messages.in
>index b31f5f0be34cc948927a9b136d0cc32c51bc9c2a..0d744a88411ba108793888630823f527de3aaff2 100644
>--- a/Source/WebKit/UIProcess/WebPageProxy.messages.in
>+++ b/Source/WebKit/UIProcess/WebPageProxy.messages.in
>@@ -76,6 +76,8 @@ messages -> WebPageProxy {
>     RunBeforeUnloadConfirmPanel(uint64_t frameID, struct WebCore::SecurityOriginData frameSecurityOrigin, String message) -> (bool shouldClose) Delayed
>     PageDidScroll()
>     RunOpenPanel(uint64_t frameID, struct WebCore::SecurityOriginData frameSecurityOrigin, struct WebCore::FileChooserSettings parameters)
>+    RunShareSheet(uint64_t frameID, struct WebCore::ShareDataWithParsedURL shareData, uint64_t contextID)
>+                           
>     PrintFrame(uint64_t frameID) -> ()
>     RunModal()
>     NotifyScrollerThumbIsVisibleInRect(WebCore::IntRect scrollerThumb)
>diff --git a/Source/WebKit/UIProcess/WebShareSheetResultListenerProxy.cp b/Source/WebKit/UIProcess/WebShareSheetResultListenerProxy.cp
>new file mode 100644
>index 0000000000000000000000000000000000000000..d503e6ab0258c1aec8b2241fdba0362aa6added0
>--- /dev/null
>+++ b/Source/WebKit/UIProcess/WebShareSheetResultListenerProxy.cp
>@@ -0,0 +1,79 @@
>+/*
>+ * Copyright (C) 2010 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.
>+ */
>+
>+#include "config.h"
>+#include "WebOpenPanelResultListenerProxy.h"
>+
>+#include "APIArray.h"
>+#include "APIString.h"
>+#include "WebPageProxy.h"
>+#include <WebCore/URL.h>
>+#include <wtf/Vector.h>
>+
>+using namespace WebCore;
>+
>+namespace WebKit {
>+
>+WebOpenPanelResultListenerProxy::WebOpenPanelResultListenerProxy(WebPageProxy* page)
>+    : m_page(page)
>+{
>+}
>+
>+WebOpenPanelResultListenerProxy::~WebOpenPanelResultListenerProxy()
>+{
>+}
>+
>+#if PLATFORM(IOS)
>+void WebOpenPanelResultListenerProxy::chooseFiles(const Vector<WTF::String>& filenames, const String& displayString, const API::Data* iconImageData)
>+{
>+    if (!m_page)
>+        return;
>+
>+    m_page->didChooseFilesForOpenPanelWithDisplayStringAndIcon(filenames, displayString, iconImageData);
>+}
>+#endif
>+
>+void WebOpenPanelResultListenerProxy::chooseFiles(const Vector<String>& filenames)
>+{
>+    if (!m_page)
>+        return;
>+
>+    m_page->didChooseFilesForOpenPanel(filenames);
>+}
>+
>+void WebOpenPanelResultListenerProxy::cancel()
>+{
>+    if (!m_page)
>+        return;
>+
>+    m_page->didCancelForOpenPanel();
>+}
>+
>+void WebOpenPanelResultListenerProxy::invalidate()
>+{
>+    m_page = nullptr;
>+}
>+
>+} // namespace WebKit
>diff --git a/Source/WebKit/UIProcess/WebShareSheetResultListenerProxy.cpp b/Source/WebKit/UIProcess/WebShareSheetResultListenerProxy.cpp
>new file mode 100644
>index 0000000000000000000000000000000000000000..c934d29107d8e8a653d656ac618c741e7aa0639f
>--- /dev/null
>+++ b/Source/WebKit/UIProcess/WebShareSheetResultListenerProxy.cpp
>@@ -0,0 +1,60 @@
>+/*
>+ * Copyright (C) 2010 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.
>+ */
>+
>+#include "config.h"
>+#include "WebShareSheetResultListenerProxy.h"
>+
>+#include "APIArray.h"
>+#include "APIString.h"
>+#include "WebPageProxy.h"
>+#include <WebCore/URL.h>
>+#include <wtf/Vector.h>
>+
>+using namespace WebCore;
>+
>+namespace WebKit {
>+
>+WebShareSheetResultListenerProxy::WebShareSheetResultListenerProxy(WebPageProxy* page)
>+    : m_page(page)
>+{
>+}
>+
>+WebShareSheetResultListenerProxy::~WebShareSheetResultListenerProxy()
>+{
>+}
>+
>+void WebShareSheetResultListenerProxy::cancel()
>+{
>+    if (!m_page)
>+        return;
>+    m_page->didCancelForShareSheet();
>+}
>+
>+void WebShareSheetResultListenerProxy::invalidate()
>+{
>+    m_page = nullptr;
>+}
>+
>+} // namespace WebKit
>diff --git a/Source/WebKit/UIProcess/WebShareSheetResultListenerProxy.h b/Source/WebKit/UIProcess/WebShareSheetResultListenerProxy.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..fd645c6beb0dbc71d57d7c5c39b5287dd4742238
>--- /dev/null
>+++ b/Source/WebKit/UIProcess/WebShareSheetResultListenerProxy.h
>@@ -0,0 +1,59 @@
>+/*
>+ * Copyright (C) 2010-2018 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.
>+ */
>+
>+#pragma once
>+
>+#include "APIObject.h"
>+#include <wtf/Forward.h>
>+#include <wtf/RefPtr.h>
>+
>+namespace API {
>+class Array;
>+class Data;
>+}
>+
>+namespace WebKit {
>+
>+class WebPageProxy;
>+
>+class WebShareSheetResultListenerProxy : public API::ObjectImpl<API::Object::Type::FramePolicyListener> {
>+public:
>+    static Ref<WebShareSheetResultListenerProxy> create(WebPageProxy* page)
>+    {
>+        return adoptRef(*new WebShareSheetResultListenerProxy(page));
>+    }
>+
>+    virtual ~WebShareSheetResultListenerProxy();
>+
>+    void cancel();
>+    void invalidate();
>+
>+private:
>+    explicit WebShareSheetResultListenerProxy(WebPageProxy*);
>+
>+    RefPtr<WebPageProxy> m_page;
>+};
>+
>+} // namespace WebKit
>diff --git a/Source/WebKit/UIProcess/ios/PageClientImplIOS.h b/Source/WebKit/UIProcess/ios/PageClientImplIOS.h
>index a71fd426886ca7029592d73618f4fdeeb0469484..f55ae272f65f33073b92a8d7ccda4c772f64aa50 100644
>--- a/Source/WebKit/UIProcess/ios/PageClientImplIOS.h
>+++ b/Source/WebKit/UIProcess/ios/PageClientImplIOS.h
>@@ -144,6 +144,8 @@ private:
>     void showPlaybackTargetPicker(bool hasVideo, const WebCore::IntRect& elementRect, WebCore::RouteSharingPolicy, const String&) override;
> 
>     bool handleRunOpenPanel(WebPageProxy*, WebFrameProxy*, API::OpenPanelParameters*, WebOpenPanelResultListenerProxy*) override;
>+    bool handleRunShareSheet(WebPageProxy*, WebFrameProxy*, const WebCore::ShareDataWithParsedURL&, WebShareSheetResultListenerProxy*, WTF::CompletionHandler<void(bool)>&&) override;
>+    
>     void disableDoubleTapGesturesDuringTapIfNecessary(uint64_t requestID) override;
>     double minimumZoomScale() const override;
>     WebCore::FloatRect documentRect() const override;
>diff --git a/Source/WebKit/UIProcess/ios/PageClientImplIOS.mm b/Source/WebKit/UIProcess/ios/PageClientImplIOS.mm
>index f90a2f8a755d9b638244566ddd096270703e2115..b0a03a688db0dc6a92ea405bd64221f1b35e7b70 100644
>--- a/Source/WebKit/UIProcess/ios/PageClientImplIOS.mm
>+++ b/Source/WebKit/UIProcess/ios/PageClientImplIOS.mm
>@@ -54,6 +54,7 @@
> #import <WebCore/NotImplemented.h>
> #import <WebCore/PlatformScreen.h>
> #import <WebCore/PromisedBlobInfo.h>
>+#import <WebCore/ShareData.h>
> #import <WebCore/SharedBuffer.h>
> #import <WebCore/TextIndicator.h>
> #import <WebCore/ValidationBubble.h>
>@@ -571,6 +572,12 @@ bool PageClientImpl::handleRunOpenPanel(WebPageProxy*, WebFrameProxy*, API::Open
>     return true;
> }
> 
>+bool PageClientImpl::handleRunShareSheet(WebPageProxy*, WebFrameProxy*, const ShareDataWithParsedURL& shareData, WebShareSheetResultListenerProxy* listener, WTF::CompletionHandler<void(bool)>&& completionHandler)
>+{
>+    [m_contentView _showShareSheet:shareData resultListener:listener completionHandler:WTFMove(completionHandler)];
>+    return true;
>+}
>+
> void PageClientImpl::showInspectorHighlight(const WebCore::Highlight& highlight)
> {
>     [m_contentView _showInspectorHighlight:highlight];
>diff --git a/Source/WebKit/UIProcess/ios/WKContentViewInteraction.h b/Source/WebKit/UIProcess/ios/WKContentViewInteraction.h
>index cc45c5cff220d325765f0a0721e11b9985149469..0032798634b243c63c409029ce31cc5788be311a 100644
>--- a/Source/WebKit/UIProcess/ios/WKContentViewInteraction.h
>+++ b/Source/WebKit/UIProcess/ios/WKContentViewInteraction.h
>@@ -38,6 +38,7 @@
> #import "WKFileUploadPanel.h"
> #import "WKFormPeripheral.h"
> #import "WKKeyboardScrollingAnimator.h"
>+#import "WKShareSheet.h"
> #import "WKSyntheticClickTapGestureRecognizer.h"
> #import <UIKit/UIView.h>
> #import <WebCore/Color.h>
>@@ -63,6 +64,7 @@ class IntSize;
> class SelectionRect;
> struct PromisedBlobInfo;
> enum class RouteSharingPolicy;
>+struct ShareDataWithParsedURL;
> }
> 
> #if ENABLE(DRAG_SUPPORT)
>@@ -76,6 +78,7 @@ class InputViewUpdateDeferrer;
> class NativeWebTouchEvent;
> class SmartMagnificationController;
> class WebOpenPanelResultListenerProxy;
>+class WebShareSheetResultListenerProxy;
> class WebPageProxy;
> }
> 
>@@ -174,6 +177,7 @@ struct WKAutoCorrectionData {
> #endif
>     RetainPtr<WKFormInputSession> _formInputSession;
>     RetainPtr<WKFileUploadPanel> _fileUploadPanel;
>+    RetainPtr<WKShareSheet> _shareSheet;
>     RetainPtr<UIGestureRecognizer> _previewGestureRecognizer;
>     RetainPtr<UIGestureRecognizer> _previewSecondaryGestureRecognizer;
>     Vector<bool> _focusStateStack;
>@@ -262,7 +266,7 @@ struct WKAutoCorrectionData {
> 
> @end
> 
>-@interface WKContentView (WKInteraction) <UIGestureRecognizerDelegate, UITextAutoscrolling, UITextInputMultiDocument, UITextInputPrivate, UIWebFormAccessoryDelegate, UIWebTouchEventsGestureRecognizerDelegate, UIWKInteractionViewProtocol, WKActionSheetAssistantDelegate, WKFileUploadPanelDelegate, WKKeyboardScrollable
>+@interface WKContentView (WKInteraction) <UIGestureRecognizerDelegate, UITextAutoscrolling, UITextInputMultiDocument, UITextInputPrivate, UIWebFormAccessoryDelegate, UIWebTouchEventsGestureRecognizerDelegate, UIWKInteractionViewProtocol, WKActionSheetAssistantDelegate, WKFileUploadPanelDelegate, WKShareSheetDelegate, WKKeyboardScrollable
> #if ENABLE(DATA_INTERACTION)
>     , UIDragInteractionDelegate, UIDropInteractionDelegate
> #endif
>@@ -317,6 +321,7 @@ FOR_EACH_WKCONTENTVIEW_ACTION(DECLARE_WKCONTENTVIEW_ACTION_FOR_WEB_VIEW)
> - (void)_overflowScrollingDidEnd;
> - (void)_showPlaybackTargetPicker:(BOOL)hasVideo fromRect:(const WebCore::IntRect&)elementRect routeSharingPolicy:(WebCore::RouteSharingPolicy)policy routingContextUID:(NSString *)contextUID;
> - (void)_showRunOpenPanel:(API::OpenPanelParameters*)parameters resultListener:(WebKit::WebOpenPanelResultListenerProxy*)listener;
>+- (void)_showShareSheet:(const WebCore::ShareDataWithParsedURL&)shareData resultListener:(WebKit::WebShareSheetResultListenerProxy*)listener completionHandler:(WTF::CompletionHandler<void(bool)>&&)completionHandler;
> - (void)accessoryDone;
> - (void)_didHandleKeyEvent:(::WebEvent *)event eventWasHandled:(BOOL)eventWasHandled;
> - (Vector<WebKit::OptionItem>&) assistedNodeSelectOptions;
>diff --git a/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm b/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm
>index 8cee7b7f699c0f45f47a27064d9569e20f3cc2ad..4d4f6b1727d7ffe3db2607ba8993b726f93b5227 100644
>--- a/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm
>+++ b/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm
>@@ -63,6 +63,7 @@
> #import "WebEvent.h"
> #import "WebIOSEventFactory.h"
> #import "WebPageMessages.h"
>+#import <WebCore/ShareData.h>
> #import "WebProcessProxy.h"
> #import "_WKActivatedElementInfoInternal.h"
> #import "_WKElementAction.h"
>@@ -778,6 +779,12 @@ static inline bool hasAssistedNode(WebKit::AssistedNodeInformation assistedNodeI
>         _fileUploadPanel = nil;
>     }
>     
>+    if (_shareSheet) {
>+        [_shareSheet setDelegate:nil];
>+        [_shareSheet dismiss];
>+        _shareSheet = nil;
>+    }
>+    
>     _inputViewUpdateDeferrer = nullptr;
>     _assistedNodeInformation = { };
>     
>@@ -4628,6 +4635,28 @@ static bool isAssistableInputType(InputType type)
>     [_fileUploadPanel presentWithParameters:parameters resultListener:listener];
> }
> 
>+- (void)_showShareSheet:(const ShareDataWithParsedURL&)data resultListener:(WebShareSheetResultListenerProxy*)listener completionHandler:(WTF::CompletionHandler<void(bool)>&&)completionHandler
>+{
>+    ASSERT(!_shareSheet);
>+    if (_shareSheet)
>+        return;
>+    
>+    _shareSheet = adoptNS([[WKShareSheet alloc] initWithView:self]);
>+    [_shareSheet setDelegate:self];
>+    
>+    NSMutableArray *shareDataArray = [[NSMutableArray alloc] init];
>+    if ([data.shareData.title length] > 0)
>+        [shareDataArray addObject:(NSString*)data.shareData.title];
>+    
>+    if ([data.shareData.text length] > 0)
>+        [shareDataArray addObject:(NSString*)data.shareData.text];
>+    
>+    if (data.url.isNull())
>+        [shareDataArray addObject:(NSURL*)data.url];
>+        
>+    [_shareSheet presentWithParameters:shareDataArray resultListener:listener completionHandler:WTFMove(completionHandler)];
>+}
>+
> - (void)fileUploadPanelDidDismiss:(WKFileUploadPanel *)fileUploadPanel
> {
>     ASSERT(_fileUploadPanel.get() == fileUploadPanel);
>@@ -4636,6 +4665,14 @@ static bool isAssistableInputType(InputType type)
>     _fileUploadPanel = nil;
> }
> 
>+- (void)shareSheetDidDismiss:(WKShareSheet *)shareSheet
>+{
>+    ASSERT(_shareSheet.get() == shareSheet);
>+    
>+    [_shareSheet setDelegate:nil];
>+    _shareSheet = nil;
>+}
>+
> #pragma mark - UITextInputMultiDocument
> 
> - (void)_restoreFocusWithToken:(id <NSCopying, NSSecureCoding>)token
>diff --git a/Source/WebKit/UIProcess/ios/forms/WKShareSheet.h b/Source/WebKit/UIProcess/ios/forms/WKShareSheet.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..148f7231ef601e86c681cbc4ec805ff95866cdba
>--- /dev/null
>+++ b/Source/WebKit/UIProcess/ios/forms/WKShareSheet.h
>@@ -0,0 +1,62 @@
>+/*
>+ * Copyright (C) 2018 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.
>+ */
>+
>+#if PLATFORM(IOS)
>+
>+#import <UIKit/UIViewController.h>
>+#import <wtf/BlockPtr.h>
>+#import <wtf/Forward.h>
>+#import <wtf/Vector.h>
>+#import <wtf/WeakObjCPtr.h>
>+#import <wtf/text/WTFString.h>
>+
>+namespace WTF {
>+class TextStream;
>+}
>+
>+@class WKContentView;
>+@protocol WKShareSheetDelegate;
>+
>+namespace API {
>+}
>+
>+namespace WebKit {
>+class WebShareSheetResultListenerProxy;
>+}
>+
>+@interface WKShareSheet : UIViewController
>+@property (nonatomic, assign) id <WKShareSheetDelegate> delegate;
>+- (instancetype)initWithView:(WKContentView *)view;
>+- (void)presentWithParameters:(NSArray*)parameters resultListener:(WebKit::WebShareSheetResultListenerProxy*)listener completionHandler:(WTF::CompletionHandler<void(bool)>&&)completionHandler;
>+
>+- (void)dismiss;
>+@end
>+
>+@protocol WKShareSheetDelegate <NSObject>
>+@optional
>+- (void)shareSheetDidDismiss:(WKShareSheet *)shareSheet;
>+@end
>+
>+#endif // PLATFORM(IOS)
>diff --git a/Source/WebKit/UIProcess/ios/forms/WKShareSheet.mm b/Source/WebKit/UIProcess/ios/forms/WKShareSheet.mm
>new file mode 100644
>index 0000000000000000000000000000000000000000..e71b6ec391d6639c1f02aff9b6fd6dab5b7b14e1
>--- /dev/null
>+++ b/Source/WebKit/UIProcess/ios/forms/WKShareSheet.mm
>@@ -0,0 +1,156 @@
>+/*
>+ * Copyright (C) 2018 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 "config.h"
>+#import "WKShareSheet.h"
>+
>+#if PLATFORM(IOS)
>+
>+#import "APIArray.h"
>+#import "APIData.h"
>+#import "APIOpenPanelParameters.h"
>+#import "APIString.h"
>+#import "UIKitSPI.h"
>+#import "WKContentViewInteraction.h"
>+#import "WKData.h"
>+#import "WKStringCF.h"
>+#import "WKURLCF.h"
>+#import "WebIconUtilities.h"
>+#import "WebPageProxy.h"
>+#import "WebShareSheetResultListenerProxy.h"
>+#import <MobileCoreServices/MobileCoreServices.h>
>+#import <WebCore/LocalizedStrings.h>
>+#import <wtf/RetainPtr.h>
>+
>+using namespace WebKit;
>+
>+#pragma clang diagnostic push
>+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
>+
>+#pragma mark - _WKFileUploadItem
>+
>+@interface _WKShareSheetItem : NSObject
>+@end
>+
>+@implementation _WKShareSheetItem {
>+}
>+
>+@end
>+
>+#pragma mark - WKFileUploadPanel
>+
>+@interface WKFileUploadPanel () <UIPopoverControllerDelegate, UINavigationControllerDelegate, UIDocumentMenuDelegate>
>+@end
>+
>+@implementation WKShareSheet {
>+    WKContentView *_view;
>+    RefPtr<WebKit::WebShareSheetResultListenerProxy> _listener;
>+    RetainPtr<UIActivityViewController> _shareSheetViewController;
>+    RetainPtr<UIViewController> _presentationViewController;
>+#pragma clang diagnostic push
>+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
>+#pragma clang diagnostic pop
>+}
>+
>+- (instancetype)initWithView:(WKContentView *)view
>+{
>+    if (!(self = [super init]))
>+        return nil;
>+    _view = view;
>+    return self;
>+}
>+
>+- (void)dealloc
>+{
>+    [super dealloc];
>+}
>+
>+#pragma mark - Panel Completion (one of these must be called)
>+
>+#pragma mark - Present / Dismiss API
>+
>+- (void)presentWithParameters:(NSArray*)parameters resultListener:(WebKit::WebShareSheetResultListenerProxy*)listener completionHandler:(WTF::CompletionHandler<void(bool)>&&)completionHandler
>+{
>+    ASSERT(!_listener);
>+    _listener = listener;
>+    
>+    UIActivityViewController *shareSheetController = [[UIActivityViewController alloc] initWithActivityItems:parameters applicationActivities:nil];
>+
>+    auto completionHandlerBlock = BlockPtr<void((NSString *activityType, BOOL completed, NSArray *returnedItems, NSError *activityError))>::fromCallable([completionHandler = WTFMove(completionHandler), shareSheet = self](NSString *activityType, BOOL completed, NSArray *returnedItems, NSError *activityError) mutable {
>+        completionHandler(completed);
>+        [shareSheet dismiss];
>+    });
>+    
>+    shareSheetController.completionWithItemsHandler = completionHandlerBlock.get();
>+    _shareSheetViewController = adoptNS(shareSheetController);
>+    [self _presentFullscreenViewController:_shareSheetViewController.get() animated:NO];
>+}
>+
>+- (void)_dispatchDidDismiss
>+{
>+    if ([_delegate respondsToSelector:@selector(shareSheetDidDismiss:)])
>+        [_delegate shareSheetDidDismiss:self];
>+}
>+
>+- (void)_cancel
>+{
>+    if (_listener)
>+        _listener->cancel();
>+    
>+    [self _dispatchDidDismiss];
>+}
>+
>+- (void)dismiss
>+{
>+    [[UIViewController _viewControllerForFullScreenPresentationFromView:_view] dismissViewControllerAnimated:YES completion:nil];
>+    _presentationViewController = nil;
>+    
>+    [self _cancel];
>+}
>+
>+- (void)_dismissDisplayAnimated:(BOOL)animated
>+{
>+    if (_presentationViewController) {
>+        UIViewController *currentPresentedViewController = [_presentationViewController presentedViewController];
>+        if (currentPresentedViewController == self) {
>+            [currentPresentedViewController dismissViewControllerAnimated:animated completion:^{
>+                _presentationViewController = nil;
>+            }];
>+        }
>+    }
>+}
>+
>+#pragma mark - Presenting View Controllers
>+
>+- (void)_presentFullscreenViewController:(UIViewController *)viewController animated:(BOOL)animated
>+{
>+    [self _dismissDisplayAnimated:NO];
>+    
>+    _presentationViewController = [UIViewController _viewControllerForFullScreenPresentationFromView:_view];
>+    [_presentationViewController presentViewController:viewController animated:animated completion:nil];
>+}
>+
>+@end
>+#endif // PLATFORM(IOS)
>diff --git a/Source/WebKit/WebKit.xcodeproj/project.pbxproj b/Source/WebKit/WebKit.xcodeproj/project.pbxproj
>index c833c1fee5b333a6a57a1f213946975309605754..fe82a27977208fc0fc6406874e3d34f8fb52fadb 100644
>--- a/Source/WebKit/WebKit.xcodeproj/project.pbxproj
>+++ b/Source/WebKit/WebKit.xcodeproj/project.pbxproj
>@@ -570,6 +570,12 @@
> 		1CA8B954127C891500576C2B /* WebInspectorUIMac.mm in Sources */ = {isa = PBXBuildFile; fileRef = 1C8E2DAD1278C5B200BC7BD0 /* WebInspectorUIMac.mm */; };
> 		1CBBE4A019B66C53006B7D81 /* WebInspectorUIMessageReceiver.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 1CBBE49E19B66C53006B7D81 /* WebInspectorUIMessageReceiver.cpp */; };
> 		1CBBE4A119B66C53006B7D81 /* WebInspectorUIMessages.h in Headers */ = {isa = PBXBuildFile; fileRef = 1CBBE49F19B66C53006B7D81 /* WebInspectorUIMessages.h */; };
>+		1DB01943211CF002009FB3E8 /* WKShareSheet.h in Headers */ = {isa = PBXBuildFile; fileRef = 1DE0D095211CC21300439B5F /* WKShareSheet.h */; };
>+		1DB01944211CF005009FB3E8 /* WKShareSheet.mm in Sources */ = {isa = PBXBuildFile; fileRef = 1DBBB061211CC3CB00502ECC /* WKShareSheet.mm */; };
>+		1DC867E321248F4000ECAB94 /* WebShareSheetResultListenerProxy.h in Headers */ = {isa = PBXBuildFile; fileRef = 1DC867E221248EF900ECAB94 /* WebShareSheetResultListenerProxy.h */; };
>+		1DC867E521248F4600ECAB94 /* WebShareSheetResultListenerProxy.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 1DC867E421248F4600ECAB94 /* WebShareSheetResultListenerProxy.cpp */; };
>+		1DEC03E2212484E700E1998B /* WebShareSheetResultListener.h in Headers */ = {isa = PBXBuildFile; fileRef = 1DEC03E1212484E700E1998B /* WebShareSheetResultListener.h */; };
>+		1DEC03E42124872000E1998B /* WebShareSheetResultListener.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 1DEC03E32124872000E1998B /* WebShareSheetResultListener.cpp */; };
> 		1F335BC0185B84F0001A201A /* WKWebProcessPlugInLoadDelegate.h in Headers */ = {isa = PBXBuildFile; fileRef = 1F335BBF185B84D8001A201A /* WKWebProcessPlugInLoadDelegate.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		1F604BAA1889FBB800EE0395 /* _WKRenderingProgressEventsInternal.h in Headers */ = {isa = PBXBuildFile; fileRef = 1F604BA71889FA7400EE0395 /* _WKRenderingProgressEventsInternal.h */; };
> 		1F7506AD1859161C00EC0FF7 /* WKWebProcessPlugInFrame.mm in Sources */ = {isa = PBXBuildFile; fileRef = 1F01816A1858DC1500F92884 /* WKWebProcessPlugInFrame.mm */; };
>@@ -3034,6 +3040,12 @@
> 		1CBBE49E19B66C53006B7D81 /* WebInspectorUIMessageReceiver.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = WebInspectorUIMessageReceiver.cpp; sourceTree = "<group>"; };
> 		1CBBE49F19B66C53006B7D81 /* WebInspectorUIMessages.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WebInspectorUIMessages.h; sourceTree = "<group>"; };
> 		1CC417C912C00CCA002BE67B /* TextCheckerCompletion.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = TextCheckerCompletion.h; sourceTree = "<group>"; };
>+		1DBBB061211CC3CB00502ECC /* WKShareSheet.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; name = WKShareSheet.mm; path = ios/forms/WKShareSheet.mm; sourceTree = "<group>"; };
>+		1DC867E221248EF900ECAB94 /* WebShareSheetResultListenerProxy.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WebShareSheetResultListenerProxy.h; sourceTree = "<group>"; };
>+		1DC867E421248F4600ECAB94 /* WebShareSheetResultListenerProxy.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = WebShareSheetResultListenerProxy.cpp; sourceTree = "<group>"; };
>+		1DE0D095211CC21300439B5F /* WKShareSheet.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = WKShareSheet.h; path = ios/forms/WKShareSheet.h; sourceTree = "<group>"; };
>+		1DEC03E1212484E700E1998B /* WebShareSheetResultListener.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WebShareSheetResultListener.h; sourceTree = "<group>"; };
>+		1DEC03E32124872000E1998B /* WebShareSheetResultListener.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = WebShareSheetResultListener.cpp; sourceTree = "<group>"; };
> 		1F0181691858DC1500F92884 /* WKWebProcessPlugInFrame.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WKWebProcessPlugInFrame.h; sourceTree = "<group>"; };
> 		1F01816A1858DC1500F92884 /* WKWebProcessPlugInFrame.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = WKWebProcessPlugInFrame.mm; sourceTree = "<group>"; };
> 		1F01816B1858DC1500F92884 /* WKWebProcessPlugInFrameInternal.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WKWebProcessPlugInFrameInternal.h; sourceTree = "<group>"; };
>@@ -7389,6 +7401,8 @@
> 				BC7B621312A4219A00D174A4 /* WebPageGroupProxy.h */,
> 				2D5C9D0319C81D8F00B3C5C1 /* WebPageOverlay.cpp */,
> 				2D5C9D0419C81D8F00B3C5C1 /* WebPageOverlay.h */,
>+				1DEC03E32124872000E1998B /* WebShareSheetResultListener.cpp */,
>+				1DEC03E1212484E700E1998B /* WebShareSheetResultListener.h */,
> 				BCA0EF7E12331E78007D3CFB /* WebUndoStep.cpp */,
> 				BCA0EF7D12331E78007D3CFB /* WebUndoStep.h */,
> 				51D1242A1E6D41BC002B2820 /* WebURLSchemeHandlerProxy.cpp */,
>@@ -7571,6 +7585,8 @@
> 				7A9CD8C21C779AD600D9F6C7 /* WebResourceLoadStatisticsStore.messages.in */,
> 				6B821DDB1EEF05DD00D7AF4A /* WebResourceLoadStatisticsTelemetry.cpp */,
> 				6B821DDA1EEF05DD00D7AF4A /* WebResourceLoadStatisticsTelemetry.h */,
>+				1DC867E421248F4600ECAB94 /* WebShareSheetResultListenerProxy.cpp */,
>+				1DC867E221248EF900ECAB94 /* WebShareSheetResultListenerProxy.h */,
> 				51D124241E6D3CC3002B2820 /* WebURLSchemeHandler.cpp */,
> 				51D124251E6D3CC3002B2820 /* WebURLSchemeHandler.h */,
> 				51E8B68D1E712873001B7132 /* WebURLSchemeTask.cpp */,
>@@ -8700,6 +8716,8 @@
> 				F4D5F51C206087A10038BBA8 /* WKQuickboardListViewController.mm */,
> 				F4F59AD42065A5CA006CAA46 /* WKSelectMenuListViewController.h */,
> 				F4F59AD32065A5C9006CAA46 /* WKSelectMenuListViewController.mm */,
>+				1DE0D095211CC21300439B5F /* WKShareSheet.h */,
>+				1DBBB061211CC3CB00502ECC /* WKShareSheet.mm */,
> 				F4D5F519206087A00038BBA8 /* WKTextInputListViewController.h */,
> 				F4D5F51A206087A10038BBA8 /* WKTextInputListViewController.mm */,
> 				2EB6FBFF203021960017E619 /* WKTimePickerViewController.h */,
>@@ -9607,6 +9625,8 @@
> 				7C361D731927FA360036A59D /* WebScriptMessageHandler.h in Headers */,
> 				D3B9484911FF4B6500032B39 /* WebSearchPopupMenu.h in Headers */,
> 				51BEB62C1F3A5AD7005029B9 /* WebServiceWorkerProvider.h in Headers */,
>+				1DEC03E2212484E700E1998B /* WebShareSheetResultListener.h in Headers */,
>+				1DC867E321248F4000ECAB94 /* WebShareSheetResultListenerProxy.h in Headers */,
> 				5C8DD3801FE4521600F2A556 /* WebsiteAutoplayPolicy.h in Headers */,
> 				1A4832D71A9CDF96008B4DFE /* WebsiteData.h in Headers */,
> 				1A4832D11A9BDC2F008B4DFE /* WebsiteDataRecord.h in Headers */,
>@@ -9919,6 +9939,7 @@
> 				BC407604124FF0270068F20A /* WKSerializedScriptValue.h in Headers */,
> 				1ADE46B31954EC61000F7985 /* WKSessionStateRef.h in Headers */,
> 				BCDDB32B124EC2AB0048D13C /* WKSharedAPICast.h in Headers */,
>+				1DB01943211CF002009FB3E8 /* WKShareSheet.h in Headers */,
> 				513E462D1AD837560016234A /* WKSharingServicePickerDelegate.h in Headers */,
> 				93F549B41E3174B7000E7239 /* WKSnapshotConfiguration.h in Headers */,
> 				BC407606124FF0270068F20A /* WKString.h in Headers */,
>@@ -11501,6 +11522,8 @@
> 				D3B9484811FF4B6500032B39 /* WebSearchPopupMenu.cpp in Sources */,
> 				4131F3E21F9880840059995A /* WebServiceWorkerFetchTaskClient.cpp in Sources */,
> 				51BEB62B1F3A5AD7005029B9 /* WebServiceWorkerProvider.cpp in Sources */,
>+				1DEC03E42124872000E1998B /* WebShareSheetResultListener.cpp in Sources */,
>+				1DC867E521248F4600ECAB94 /* WebShareSheetResultListenerProxy.cpp in Sources */,
> 				1A4832D61A9CDF96008B4DFE /* WebsiteData.cpp in Sources */,
> 				1A4832D91A9D1FD2008B4DFE /* WebsiteDataRecord.cpp in Sources */,
> 				1A53C2A91A32572B004E8C70 /* WebsiteDataStore.cpp in Sources */,
>@@ -11719,6 +11742,7 @@
> 				F4F59AD62065AEB1006CAA46 /* WKSelectMenuListViewController.mm in Sources */,
> 				BC407603124FF0270068F20A /* WKSerializedScriptValue.cpp in Sources */,
> 				1ADE46B21954EC61000F7985 /* WKSessionStateRef.cpp in Sources */,
>+				1DB01944211CF005009FB3E8 /* WKShareSheet.mm in Sources */,
> 				513E462E1AD837560016234A /* WKSharingServicePickerDelegate.mm in Sources */,
> 				93F549B61E3174DA000E7239 /* WKSnapshotConfiguration.mm in Sources */,
> 				BC407605124FF0270068F20A /* WKString.cpp in Sources */,
>diff --git a/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.cpp b/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.cpp
>index c0652f16dcd87f91641d56a47cf92fee3d53a6f5..3d5de324fc4def395a627d8cb75498c6a4a11a6e 100644
>--- a/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.cpp
>+++ b/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.cpp
>@@ -55,6 +55,7 @@
> #include "WebProcessPoolMessages.h"
> #include "WebProcessProxyMessages.h"
> #include "WebSearchPopupMenu.h"
>+#include "WebShareSheetResultListener.h"
> #include <WebCore/ApplicationCacheStorage.h>
> #include <WebCore/AXObjectCache.h>
> #include <WebCore/ColorChooser.h>
>@@ -811,6 +812,13 @@ void WebChromeClient::runOpenPanel(Frame& frame, FileChooser& fileChooser)
>     ASSERT(webFrame);
>     m_page.send(Messages::WebPageProxy::RunOpenPanel(webFrame->frameID(), SecurityOriginData::fromFrame(&frame), fileChooser.settings()));
> }
>+    
>+void WebChromeClient::runShareSheet(Frame& frame, ShareDataWithParsedURL& shareData, CompletionHandler<void(bool)>&& callback)
>+{
>+    auto* webFrame = WebFrame::fromCoreFrame(frame);
>+    ASSERT(webFrame);
>+    m_page.runShareSheet(frame, webFrame->frameID(), shareData, WTFMove(callback));
>+}
> 
> void WebChromeClient::loadIconForFiles(const Vector<String>& filenames, FileIconLoader& loader)
> {
>diff --git a/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.h b/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.h
>index e5d8e433e4107032466963eaa8ea45a34987776f..c00ade70b17a27f3aacbaf9080d21bd1b648cb22 100644
>--- a/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.h
>+++ b/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.h
>@@ -187,6 +187,7 @@ private:
> #endif
> 
>     void runOpenPanel(WebCore::Frame&, WebCore::FileChooser&) final;
>+    void runShareSheet(WebCore::Frame&, WebCore::ShareDataWithParsedURL&, WTF::CompletionHandler<void(bool)>&&) final;
>     void loadIconForFiles(const Vector<String>&, WebCore::FileIconLoader&) final;
> 
> #if !PLATFORM(IOS)
>diff --git a/Source/WebKit/WebProcess/WebPage/WebPage.cpp b/Source/WebKit/WebProcess/WebPage/WebPage.cpp
>index d6b96556866d98560b0b2ef4e3da85e5573933ea..9a044fd20d2ab30dd21c0c0bf2a8ad81037e675c 100644
>--- a/Source/WebKit/WebProcess/WebPage/WebPage.cpp
>+++ b/Source/WebKit/WebProcess/WebPage/WebPage.cpp
>@@ -118,6 +118,7 @@
> #include "WebProcessPoolMessages.h"
> #include "WebProcessProxyMessages.h"
> #include "WebProgressTrackerClient.h"
>+#include "WebShareSheetResultListener.h"
> #include "WebSocketProvider.h"
> #include "WebStorageNamespaceProvider.h"
> #include "WebURLSchemeHandlerProxy.h"
>@@ -3709,6 +3710,11 @@ void WebPage::didCancelForOpenPanel()
> {
>     m_activeOpenPanelResultListener = nullptr;
> }
>+    
>+void WebPage::didCancelForShareSheet()
>+{
>+    m_activeShareSheetResultListener = nullptr;
>+}
> 
> #if ENABLE(SANDBOX_EXTENSIONS)
> void WebPage::extendSandboxForFilesFromOpenPanel(SandboxExtension::HandleArray&& handles)
>@@ -6051,6 +6057,12 @@ static uint64_t nextRequestStorageAccessContextId()
>     static uint64_t nextContextId = 0;
>     return ++nextContextId;
> }
>+    
>+static uint64_t nextShareSheetContextId()
>+{
>+    static uint64_t nextContextId = 0;
>+    return ++nextContextId;
>+}
> 
> void WebPage::hasStorageAccess(String&& subFrameHost, String&& topFrameHost, uint64_t frameID, CompletionHandler<void(bool)>&& callback)
> {
>@@ -6082,6 +6094,24 @@ void WebPage::storageAccessResponse(bool wasGranted, uint64_t contextId)
>     callback(wasGranted);
> }
> #endif
>+    
>+void WebPage::runShareSheet(Frame& frame, uint64_t frameID, ShareDataWithParsedURL& shareData, WTF::CompletionHandler<void(bool)>&& callback)
>+{
>+    auto contextID = nextShareSheetContextId();
>+    auto addResult = m_shareSheetResponseCallbackMap.add(contextID, WTFMove(callback));
>+    ASSERT(addResult.isNewEntry);
>+    if (addResult.iterator->value)
>+        send(Messages::WebPageProxy::RunShareSheet(frameID, WTFMove(shareData), contextID));
>+    else
>+        callback(false);
>+}
>+
>+void WebPage::runShareSheetResponse(bool wasGranted, uint64_t contextId)
>+{
>+    auto callback = m_shareSheetResponseCallbackMap.take(contextId);
>+    ASSERT(callback);
>+    callback(wasGranted);
>+}
> 
> #if ENABLE(ATTACHMENT_ELEMENT)
> 
>diff --git a/Source/WebKit/WebProcess/WebPage/WebPage.h b/Source/WebKit/WebProcess/WebPage/WebPage.h
>index cbbc48cdd26b256728e70406998421b8f41dafb8..4612da5323adae88916c1bf8f862d64069b6467f 100644
>--- a/Source/WebKit/WebProcess/WebPage/WebPage.h
>+++ b/Source/WebKit/WebProcess/WebPage/WebPage.h
>@@ -61,6 +61,7 @@
> #include <WebCore/PageOverlay.h>
> #include <WebCore/PluginData.h>
> #include <WebCore/SecurityPolicyViolationEvent.h>
>+#include <WebCore/ShareData.h>
> #include <WebCore/UserActivity.h>
> #include <WebCore/UserContentTypes.h>
> #include <WebCore/UserInterfaceLayoutDirection.h>
>@@ -171,6 +172,7 @@ struct KeypressCommand;
> struct PromisedBlobInfo;
> struct TextCheckingResult;
> struct ViewportArguments;
>+struct ShareData;
> 
> 
> 
>@@ -216,6 +218,7 @@ class WebURLSchemeHandlerProxy;
> class WebMouseEvent;
> class WebNotificationClient;
> class WebOpenPanelResultListener;
>+class WebShareSheetResultListener;
> class WebPageGroupProxy;
> class WebPageOverlay;
> class PlaybackSessionManager;
>@@ -1072,6 +1075,8 @@ public:
>     void storageAccessResponse(bool wasGranted, uint64_t contextId);
> #endif
> 
>+    void runShareSheet(WebCore::Frame&, uint64_t frameID, WebCore::ShareDataWithParsedURL&, WTF::CompletionHandler<void(bool)>&& callback);
>+    
> #if ENABLE(ATTACHMENT_ELEMENT)
>     void insertAttachment(const String& identifier, const WebCore::AttachmentDisplayOptions&, const String& filename, std::optional<String> contentType, const IPC::DataReference&, CallbackID);
>     void requestAttachmentInfo(const String& identifier, CallbackID);
>@@ -1294,6 +1299,7 @@ private:
> 
>     void didChooseFilesForOpenPanel(const Vector<String>&);
>     void didCancelForOpenPanel();
>+    void didCancelForShareSheet();
> 
> #if PLATFORM(IOS)
>     void didChooseFilesForOpenPanelWithDisplayStringAndIcon(const Vector<String>&, const String& displayString, const IPC::DataReference& iconData);
>@@ -1567,6 +1573,7 @@ private:
> #endif
> 
>     RefPtr<WebOpenPanelResultListener> m_activeOpenPanelResultListener;
>+    RefPtr<WebShareSheetResultListener> m_activeShareSheetResultListener;
>     RefPtr<NotificationPermissionRequestManager> m_notificationPermissionRequestManager;
> 
>     Ref<WebUserContentController> m_userContentController;
>@@ -1729,7 +1736,9 @@ private:
>     HashMap<String, RefPtr<WebURLSchemeHandlerProxy>> m_schemeToURLSchemeHandlerProxyMap;
>     HashMap<uint64_t, WebURLSchemeHandlerProxy*> m_identifierToURLSchemeHandlerProxyMap;
> 
>-    HashMap<uint64_t, WTF::Function<void (bool granted)>> m_storageAccessResponseCallbackMap;
>+    HashMap<uint64_t, WTF::Function<void(bool granted)>> m_storageAccessResponseCallbackMap;
>+    HashMap<uint64_t, WTF::Function<void(bool granted)>> m_shareSheetResponseCallbackMap;
>+    void runShareSheetResponse(bool wasGranted, uint64_t contextId);
> 
> #if ENABLE(APPLICATION_MANIFEST)
>     HashMap<uint64_t, uint64_t> m_applicationManifestFetchCallbackMap;
>diff --git a/Source/WebKit/WebProcess/WebPage/WebPage.messages.in b/Source/WebKit/WebProcess/WebPage/WebPage.messages.in
>index 1c44d77e6524d636623e4246f256a5716b1c0379..e798224d53dfa9a944b3ac54ffc3ef5d0e82dee8 100644
>--- a/Source/WebKit/WebProcess/WebPage/WebPage.messages.in
>+++ b/Source/WebKit/WebProcess/WebPage/WebPage.messages.in
>@@ -291,6 +291,9 @@ messages -> WebPage LegacyReceiver {
> #endif
>     DidChooseFilesForOpenPanel(Vector<String> fileURLs)
>     DidCancelForOpenPanel()
>+    DidCancelForShareSheet()
>+    RunShareSheetResponse(bool wasGranted, uint64_t contextId)
>+
> #if ENABLE(SANDBOX_EXTENSIONS)
>     ExtendSandboxForFilesFromOpenPanel(WebKit::SandboxExtension::HandleArray sandboxExtensions)
> #endif
>diff --git a/Source/WebKit/WebProcess/WebPage/WebShareSheetResultListener.cpp b/Source/WebKit/WebProcess/WebPage/WebShareSheetResultListener.cpp
>new file mode 100644
>index 0000000000000000000000000000000000000000..7d980dd6cd8872370012e6c6219a466bce65c9ae
>--- /dev/null
>+++ b/Source/WebKit/WebProcess/WebPage/WebShareSheetResultListener.cpp
>@@ -0,0 +1,45 @@
>+/*
>+ * Copyright (C) 2010 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.
>+ */
>+
>+#include "config.h"
>+#include "WebShareSheetResultListener.h"
>+
>+namespace WebKit {
>+
>+Ref<WebShareSheetResultListener> WebShareSheetResultListener::create(WebPage& page)
>+{
>+    return adoptRef(*new WebShareSheetResultListener(page));
>+}
>+
>+WebShareSheetResultListener::WebShareSheetResultListener(WebPage& page)
>+    : m_page(&page)
>+{
>+}
>+
>+WebShareSheetResultListener::~WebShareSheetResultListener()
>+{
>+}
>+    
>+} // namespace WebKit
>diff --git a/Source/WebKit/WebProcess/WebPage/WebShareSheetResultListener.h b/Source/WebKit/WebProcess/WebPage/WebShareSheetResultListener.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..bfe7cc8d6b5e0d7911055b619dc559260a3573e1
>--- /dev/null
>+++ b/Source/WebKit/WebProcess/WebPage/WebShareSheetResultListener.h
>@@ -0,0 +1,52 @@
>+/*
>+ * Copyright (C) 2010 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.
>+ */
>+
>+#pragma once
>+
>+#include <wtf/Forward.h>
>+#include <wtf/Ref.h>
>+#include <wtf/RefCounted.h>
>+
>+namespace WebCore {
>+}
>+
>+namespace WebKit {
>+
>+class WebPage;
>+
>+class WebShareSheetResultListener : public RefCounted<WebShareSheetResultListener> {
>+public:
>+    static Ref<WebShareSheetResultListener> create(WebPage&);
>+    ~WebShareSheetResultListener();
>+
>+    void disconnectFromPage() { m_page = 0; }
>+
>+private:
>+    WebShareSheetResultListener(WebPage&);
>+
>+    WebPage* m_page;
>+};
>+
>+} // namespace WebKit
>diff --git a/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.h b/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.h
>index bc1583c1636b78a0792d484d02e4e93b834845f3..eb24d5760882cebc83b79b32ca9c9fe8a03b9fc1 100644
>--- a/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.h
>+++ b/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.h
>@@ -47,6 +47,7 @@ private:
>     bool runJavaScriptPrompt(WebCore::Frame&, const WTF::String& message, const WTF::String& defaultValue, WTF::String& result) final;
> 
>     void runOpenPanel(WebCore::Frame&, WebCore::FileChooser&) final;
>+    void runShareSheet(WebCore::Frame&, WebCore::ShareDataWithParsedURL&, CompletionHandler<void(bool)>&&) final;
> 
> #if ENABLE(TOUCH_EVENTS)
>     void didPreventDefaultForEvent() final;
>diff --git a/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.mm b/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.mm
>index c701870f4e0f1ecfc37918bb6b5dc38d1600c77f..cb5482a3fb314a3818ddace11e13d905c312b07e 100644
>--- a/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.mm
>+++ b/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.mm
>@@ -157,6 +157,10 @@ void WebChromeClientIOS::runOpenPanel(Frame&, FileChooser& chooser)
>     [listener release];
> }
> 
>+void WebChromeClientIOS::runShareSheet(Frame&, ShareDataWithParsedURL&,  CompletionHandler<void(bool)>&&)
>+{
>+}
>+
> #if ENABLE(IOS_TOUCH_EVENTS)
> 
> void WebChromeClientIOS::didPreventDefaultForEvent()
>diff --git a/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.h b/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.h
>index 4355a866d641037ba67f1aedccafc07e8ab2d9db..887048795f575fb183744e0cc523ad5994ddc1f6 100644
>--- a/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.h
>+++ b/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.h
>@@ -126,6 +126,8 @@ private:
> #endif
> 
>     void runOpenPanel(WebCore::Frame&, WebCore::FileChooser&) override;
>+    void runShareSheet(WebCore::Frame&, WebCore::ShareDataWithParsedURL&, CompletionHandler<void(bool)>&&) override;
>+
>     void loadIconForFiles(const Vector<String>&, WebCore::FileIconLoader&) final;
>     RefPtr<WebCore::Icon> createIconForFiles(const Vector<String>& filenames) override;
> 
>diff --git a/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.mm b/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.mm
>index 2884dfd5fd7c36a93c62020a44e7e95f6f9782fc..a823a725f296779dcb86a8eea4c95257779253bf 100644
>--- a/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.mm
>+++ b/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.mm
>@@ -776,6 +776,10 @@ void WebChromeClient::runOpenPanel(Frame&, FileChooser& chooser)
>     END_BLOCK_OBJC_EXCEPTIONS;
> }
> 
>+void WebChromeClient::runShareSheet(Frame&, ShareDataWithParsedURL&, CompletionHandler<void(bool)>&&)
>+{
>+}
>+
> void WebChromeClient::loadIconForFiles(const Vector<String>& filenames, FileIconLoader& iconLoader)
> {
>     iconLoader.iconLoaded(createIconForFiles(filenames));

Actions: View | Formatted Diff | Diff

Attachments on bug 171100: 347525 | 347690 | 347979 | 348022 | 348033 | 348037 | 348062 | 348069 | 348071 | 348074 | 348153 | 348163 | 348171 | 348178 | 348225 | 348241 | 348299 | 348315 | 348332 | 348351 | 348366 | 348367 | 348377 | 348378 | 348379 | 348386 | 348391 | 348442