Source/WebKit2/UIProcess/ios/WKActionSheetAssistant.mm - external/github.com/WebKit/webkit - Git at Google

 /*
  * Copyright (C) 2014 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 "WKActionSheetAssistant.h"

 #if PLATFORM(IOS)

 #import "APIUIClient.h"
 #import "WKActionSheet.h"
 #import "WKContentViewInteraction.h"
 #import "WebPageProxy.h"
 #import "_WKActivatedElementInfoInternal.h"
 #import "_WKElementActionInternal.h"
 #import <DataDetectorsUI/DDAction.h>
 #import <DataDetectorsUI/DDDetectionController.h>
 #import <SafariServices/SSReadingList.h>
 #import <TCC/TCC.h>
 #import <UIKit/UIAlertController_Private.h>
 #import <UIKit/UIView.h>
 #import <UIKit/UIViewController_Private.h>
 #import <UIKit/UIWindow_Private.h>
 #import <WebCore/LocalizedStrings.h>
 #import <WebCore/SoftLinking.h>
 #import <WebCore/WebCoreNSURLExtras.h>
 #import <wtf/text/WTFString.h>

 SOFT_LINK_FRAMEWORK(SafariServices)
 SOFT_LINK_CLASS(SafariServices, SSReadingList)

 SOFT_LINK_PRIVATE_FRAMEWORK(TCC)
 SOFT_LINK(TCC, TCCAccessPreflight, TCCAccessPreflightResult, (CFStringRef service, CFDictionaryRef options), (service, options))
 SOFT_LINK_CONSTANT(TCC, kTCCServicePhotos, CFStringRef)

 SOFT_LINK_PRIVATE_FRAMEWORK(DataDetectorsUI)
 SOFT_LINK_CLASS(DataDetectorsUI, DDDetectionController)

 // FIXME: This will be removed as soon as <rdar://problem/16346913> is fixed.
 @interface DDDetectionController (WKDDActionPrivate)
 - (NSArray *)actionsForAnchor:(id)anchor url:(NSURL *)targetURL forFrame:(id)frame;
 @end

 using namespace WebKit;

 @implementation WKActionSheetAssistant {
     RetainPtr<WKActionSheet> _interactionSheet;
     RetainPtr<_WKActivatedElementInfo> _elementInfo;
     WKContentView *_view;
 }

 - (id)initWithView:(WKContentView *)view
 {
     _view = view;
     return self;
 }

 - (void)dealloc
 {
     [self cleanupSheet];
     [super dealloc];
 }

 - (UIView *)superviewForSheet
 {
     UIView *view = [_view window];

     // FIXME: WebKit has a delegate to retrieve the superview for the image sheet (superviewForImageSheetForWebView)
     // Do we need it in WK2?

     // Find the top most view with a view controller
     UIViewController *controller = nil;
     UIView *currentView = _view;
     while (currentView) {
         UIViewController *aController = [UIViewController viewControllerForView:currentView];
         if (aController)
             controller = aController;

         currentView = [currentView superview];
     }
     if (controller)
         view = controller.view;

     return view;
 }

 - (CGRect)_presentationRectForSheetGivenPoint:(CGPoint)point inHostView:(UIView *)hostView
 {
     CGPoint presentationPoint = [hostView convertPoint:point fromView:_view];
     CGRect presentationRect = CGRectMake(presentationPoint.x, presentationPoint.y, 1.0, 1.0);

     return CGRectInset(presentationRect, -22.0, -22.0);
 }

 - (UIView *)hostViewForSheet
 {
     return [self superviewForSheet];
 }

 - (CGRect)initialPresentationRectInHostViewForSheet
 {
     UIView *view = [self superviewForSheet];
     if (!view)
         return CGRectZero;

     return [self _presentationRectForSheetGivenPoint:_view.positionInformation.point inHostView:view];

 }

 - (CGRect)presentationRectInHostViewForSheet
 {
     UIView *view = [self superviewForSheet];
     if (!view)
         return CGRectZero;

     CGRect boundingRect = _view.positionInformation.bounds;
     CGPoint fromPoint = _view.positionInformation.point;

     // FIXME: We must adjust our presentation point to take into account a change in document scale.

     // Test to see if we are still within the target node as it may have moved after rotation.
     if (!CGRectContainsPoint(boundingRect, fromPoint))
         fromPoint = CGPointMake(CGRectGetMidX(boundingRect), CGRectGetMidY(boundingRect));

     return [self _presentationRectForSheetGivenPoint:fromPoint inHostView:view];
 }

 - (BOOL)presentSheet
 {
     // Calculate the presentation rect just before showing.
     CGRect presentationRect = CGRectZero;
     if (UI_USER_INTERFACE_IDIOM() != UIUserInterfaceIdiomPhone) {
         presentationRect = [self initialPresentationRectInHostViewForSheet];
         if (CGRectIsEmpty(presentationRect))
             return NO;
     }

     return [_interactionSheet presentSheetFromRect:presentationRect];
 }

 - (void)updateSheetPosition
 {
     [_interactionSheet updateSheetPosition];
 }

 - (void)_createSheetWithElementActions:(NSArray *)actions showLinkTitle:(BOOL)showLinkTitle
 {
     ASSERT(!_interactionSheet);

     NSURL *targetURL = [NSURL URLWithString:_view.positionInformation.url];
     NSString *urlScheme = [targetURL scheme];
     BOOL isJavaScriptURL = [urlScheme length] && [urlScheme caseInsensitiveCompare:@"javascript"] == NSOrderedSame;
     // FIXME: We should check if Javascript is enabled in the preferences.

     _interactionSheet = adoptNS([[WKActionSheet alloc] initWithView:_view]);
     _interactionSheet.get().sheetDelegate = self;
     _interactionSheet.get().preferredStyle = UIAlertControllerStyleActionSheet;

     NSString *titleString = nil;
     BOOL titleIsURL = NO;
     if (showLinkTitle && [[targetURL absoluteString] length]) {
         if (isJavaScriptURL)
             titleString = WEB_UI_STRING_KEY("JavaScript", "JavaScript Action Sheet Title", "Title for action sheet for JavaScript link");
         else {
             titleString = WebCore::userVisibleString(targetURL);
             titleIsURL = YES;
         }
     } else
         titleString = _view.positionInformation.title;

     if ([titleString length]) {
         [_interactionSheet setTitle:titleString];
         // We should configure the text field's line breaking mode correctly here, based on whether
         // the title is an URL or not, but the appropriate UIAlertController SPIs are not available yet.
         // The code that used to do this in the UIActionSheet world has been saved for reference in
         // <rdar://problem/17049781> Configure the UIAlertController's title appropriately.
     }

     for (_WKElementAction *action in actions) {
         [_interactionSheet _addActionWithTitle:[action title] style:UIAlertActionStyleDefault handler:^{
             [action _runActionWithElementInfo:_elementInfo.get() view:_view];
             [self cleanupSheet];
         } shouldDismissHandler:^{
             return (BOOL)(!action.dismissalHandler || action.dismissalHandler());
         }];
     }

     [_interactionSheet addAction:[UIAlertAction actionWithTitle:WEB_UI_STRING_KEY("Cancel", "Cancel button label in button bar", "Title for Cancel button label in button bar")
                                                           style:UIAlertActionStyleCancel
                                                         handler:^(UIAlertAction *action) {
                                                             [self cleanupSheet];
                                                         }]];
     _view.page->startInteractionWithElementAtPosition(_view.positionInformation.point);
 }

 - (void)showImageSheet
 {
     ASSERT(!_interactionSheet);
     ASSERT(!_elementInfo);

     const auto& positionInformation = _view.positionInformation;

     NSURL *targetURL = [NSURL URLWithString:positionInformation.url];
     auto defaultActions = adoptNS([[NSMutableArray alloc] init]);
     if (!positionInformation.url.isEmpty())
         [defaultActions addObject:[_WKElementAction elementActionWithType:_WKElementActionTypeOpen]];
     if ([getSSReadingListClass() supportsURL:targetURL])
         [defaultActions addObject:[_WKElementAction elementActionWithType:_WKElementActionTypeAddToReadingList]];
     if (TCCAccessPreflight(getkTCCServicePhotos(), NULL) != kTCCAccessPreflightDenied)
         [defaultActions addObject:[_WKElementAction elementActionWithType:_WKElementActionTypeSaveImage]];
     if (!targetURL.scheme.length || [targetURL.scheme caseInsensitiveCompare:@"javascript"] != NSOrderedSame)
         [defaultActions addObject:[_WKElementAction elementActionWithType:_WKElementActionTypeCopy]];

     auto elementInfo = adoptNS([[_WKActivatedElementInfo alloc] _initWithType:_WKActivatedElementTypeImage
         URL:targetURL location:positionInformation.point title:positionInformation.title rect:positionInformation.bounds image:positionInformation.image.get()]);

     RetainPtr<NSArray> actions = _view.page->uiClient().actionsForElement(elementInfo.get(), WTF::move(defaultActions));

     if (![actions count])
         return;

     [self _createSheetWithElementActions:actions.get() showLinkTitle:YES];
     if (!_interactionSheet)
         return;

     _elementInfo = WTF::move(elementInfo);

     if (![_interactionSheet presentSheet])
         [self cleanupSheet];
 }

 - (void)showLinkSheet
 {
     ASSERT(!_interactionSheet);
     ASSERT(!_elementInfo);

     const auto& positionInformation = _view.positionInformation;

     NSURL *targetURL = [NSURL URLWithString:positionInformation.url];
     if (!targetURL)
         return;

     auto defaultActions = adoptNS([[NSMutableArray alloc] init]);
     [defaultActions addObject:[_WKElementAction elementActionWithType:_WKElementActionTypeOpen]];
     if ([getSSReadingListClass() supportsURL:targetURL])
         [defaultActions addObject:[_WKElementAction elementActionWithType:_WKElementActionTypeAddToReadingList]];
     if (![[targetURL scheme] length] || [[targetURL scheme] caseInsensitiveCompare:@"javascript"] != NSOrderedSame)
         [defaultActions addObject:[_WKElementAction elementActionWithType:_WKElementActionTypeCopy]];

     RetainPtr<_WKActivatedElementInfo> elementInfo = adoptNS([[_WKActivatedElementInfo alloc] _initWithType:_WKActivatedElementTypeLink
         URL:targetURL location:positionInformation.point title:positionInformation.title rect:positionInformation.bounds image:positionInformation.image.get()]);

     RetainPtr<NSArray> actions = _view.page->uiClient().actionsForElement(elementInfo.get(), WTF::move(defaultActions));

     if (![actions count])
         return;

     [self _createSheetWithElementActions:actions.get() showLinkTitle:YES];
     if (!_interactionSheet)
         return;

     _elementInfo = WTF::move(elementInfo);

     if (![_interactionSheet presentSheet])
         [self cleanupSheet];
 }

 - (void)showDataDetectorsSheet
 {
     ASSERT(!_interactionSheet);
     NSURL *targetURL = [NSURL URLWithString:_view.positionInformation.url];
     if (!targetURL)
         return;

     if (![[getDDDetectionControllerClass() tapAndHoldSchemes] containsObject:[targetURL scheme]])
         return;

     NSArray *dataDetectorsActions = [[getDDDetectionControllerClass() sharedController] actionsForAnchor:nil url:targetURL forFrame:nil];
     if ([dataDetectorsActions count] == 0)
         return;

     NSMutableArray *elementActions = [NSMutableArray array];
     for (NSUInteger actionNumber = 0; actionNumber < [dataDetectorsActions count]; actionNumber++) {
         DDAction *action = [dataDetectorsActions objectAtIndex:actionNumber];
         _WKElementAction *elementAction = [_WKElementAction elementActionWithTitle:[action localizedName] actionHandler:^(_WKActivatedElementInfo *actionInfo) {
             [[getDDDetectionControllerClass() sharedController] performAction:action
                                                           fromAlertController:_interactionSheet.get()
                                                           interactionDelegate:self];
         }];
         elementAction.dismissalHandler = ^{
             return (BOOL)!action.hasUserInterface;
         };
         [elementActions addObject:elementAction];
     }

     [self _createSheetWithElementActions:elementActions showLinkTitle:NO];
     if (!_interactionSheet)
         return;

     if (elementActions.count <= 1)
         _interactionSheet.get().arrowDirections = UIPopoverArrowDirectionUp | UIPopoverArrowDirectionDown;

     if (![_interactionSheet presentSheet])
         [self cleanupSheet];
 }

 - (void)cleanupSheet
 {
     _view.page->stopInteraction();

     [_interactionSheet doneWithSheet];
     [_interactionSheet setSheetDelegate:nil];
     _interactionSheet = nil;
     _elementInfo = nil;
 }

 @end

 #endif // PLATFORM(IOS)
	/*
	* Copyright (C) 2014 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 "WKActionSheetAssistant.h"

	#if PLATFORM(IOS)

	#import "APIUIClient.h"
	#import "WKActionSheet.h"
	#import "WKContentViewInteraction.h"
	#import "WebPageProxy.h"
	#import "_WKActivatedElementInfoInternal.h"
	#import "_WKElementActionInternal.h"
	#import <DataDetectorsUI/DDAction.h>
	#import <DataDetectorsUI/DDDetectionController.h>
	#import <SafariServices/SSReadingList.h>
	#import <TCC/TCC.h>
	#import <UIKit/UIAlertController_Private.h>
	#import <UIKit/UIView.h>
	#import <UIKit/UIViewController_Private.h>
	#import <UIKit/UIWindow_Private.h>
	#import <WebCore/LocalizedStrings.h>
	#import <WebCore/SoftLinking.h>
	#import <WebCore/WebCoreNSURLExtras.h>
	#import <wtf/text/WTFString.h>

	SOFT_LINK_FRAMEWORK(SafariServices)
	SOFT_LINK_CLASS(SafariServices, SSReadingList)

	SOFT_LINK_PRIVATE_FRAMEWORK(TCC)
	SOFT_LINK(TCC, TCCAccessPreflight, TCCAccessPreflightResult, (CFStringRef service, CFDictionaryRef options), (service, options))
	SOFT_LINK_CONSTANT(TCC, kTCCServicePhotos, CFStringRef)

	SOFT_LINK_PRIVATE_FRAMEWORK(DataDetectorsUI)
	SOFT_LINK_CLASS(DataDetectorsUI, DDDetectionController)

	// FIXME: This will be removed as soon as <rdar://problem/16346913> is fixed.
	@interface DDDetectionController (WKDDActionPrivate)
	- (NSArray )actionsForAnchor:(id)anchor url:(NSURL )targetURL forFrame:(id)frame;
	@end

	using namespace WebKit;

	@implementation WKActionSheetAssistant {
	RetainPtr<WKActionSheet> _interactionSheet;
	RetainPtr<_WKActivatedElementInfo> _elementInfo;
	WKContentView *_view;
	}

	- (id)initWithView:(WKContentView *)view
	{
	_view = view;
	return self;
	}

	- (void)dealloc
	{
	[self cleanupSheet];
	[super dealloc];
	}

	- (UIView *)superviewForSheet
	{
	UIView *view = [_view window];

	// FIXME: WebKit has a delegate to retrieve the superview for the image sheet (superviewForImageSheetForWebView)
	// Do we need it in WK2?

	// Find the top most view with a view controller
	UIViewController *controller = nil;
	UIView *currentView = _view;
	while (currentView) {
	UIViewController *aController = [UIViewController viewControllerForView:currentView];
	if (aController)
	controller = aController;

	currentView = [currentView superview];
	}
	if (controller)
	view = controller.view;

	return view;
	}

	- (CGRect)_presentationRectForSheetGivenPoint:(CGPoint)point inHostView:(UIView *)hostView
	{
	CGPoint presentationPoint = [hostView convertPoint:point fromView:_view];
	CGRect presentationRect = CGRectMake(presentationPoint.x, presentationPoint.y, 1.0, 1.0);

	return CGRectInset(presentationRect, -22.0, -22.0);
	}

	- (UIView *)hostViewForSheet
	{
	return [self superviewForSheet];
	}

	- (CGRect)initialPresentationRectInHostViewForSheet
	{
	UIView *view = [self superviewForSheet];
	if (!view)
	return CGRectZero;

	return [self _presentationRectForSheetGivenPoint:_view.positionInformation.point inHostView:view];

	}

	- (CGRect)presentationRectInHostViewForSheet
	{
	UIView *view = [self superviewForSheet];
	if (!view)
	return CGRectZero;

	CGRect boundingRect = _view.positionInformation.bounds;
	CGPoint fromPoint = _view.positionInformation.point;

	// FIXME: We must adjust our presentation point to take into account a change in document scale.

	// Test to see if we are still within the target node as it may have moved after rotation.
	if (!CGRectContainsPoint(boundingRect, fromPoint))
	fromPoint = CGPointMake(CGRectGetMidX(boundingRect), CGRectGetMidY(boundingRect));

	return [self _presentationRectForSheetGivenPoint:fromPoint inHostView:view];
	}

	- (BOOL)presentSheet
	{
	// Calculate the presentation rect just before showing.
	CGRect presentationRect = CGRectZero;
	if (UI_USER_INTERFACE_IDIOM() != UIUserInterfaceIdiomPhone) {
	presentationRect = [self initialPresentationRectInHostViewForSheet];
	if (CGRectIsEmpty(presentationRect))
	return NO;
	}

	return [_interactionSheet presentSheetFromRect:presentationRect];
	}

	- (void)updateSheetPosition
	{
	[_interactionSheet updateSheetPosition];
	}

	- (void)_createSheetWithElementActions:(NSArray *)actions showLinkTitle:(BOOL)showLinkTitle
	{
	ASSERT(!_interactionSheet);

	NSURL *targetURL = [NSURL URLWithString:_view.positionInformation.url];
	NSString *urlScheme = [targetURL scheme];
	BOOL isJavaScriptURL = [urlScheme length] && [urlScheme caseInsensitiveCompare:@"javascript"] == NSOrderedSame;
	// FIXME: We should check if Javascript is enabled in the preferences.

	_interactionSheet = adoptNS([[WKActionSheet alloc] initWithView:_view]);
	_interactionSheet.get().sheetDelegate = self;
	_interactionSheet.get().preferredStyle = UIAlertControllerStyleActionSheet;

	NSString *titleString = nil;
	BOOL titleIsURL = NO;
	if (showLinkTitle && [[targetURL absoluteString] length]) {
	if (isJavaScriptURL)
	titleString = WEB_UI_STRING_KEY("JavaScript", "JavaScript Action Sheet Title", "Title for action sheet for JavaScript link");
	else {
	titleString = WebCore::userVisibleString(targetURL);
	titleIsURL = YES;
	}
	} else
	titleString = _view.positionInformation.title;

	if ([titleString length]) {
	[_interactionSheet setTitle:titleString];
	// We should configure the text field's line breaking mode correctly here, based on whether
	// the title is an URL or not, but the appropriate UIAlertController SPIs are not available yet.
	// The code that used to do this in the UIActionSheet world has been saved for reference in
	// <rdar://problem/17049781> Configure the UIAlertController's title appropriately.
	}

	for (_WKElementAction *action in actions) {
	[_interactionSheet _addActionWithTitle:[action title] style:UIAlertActionStyleDefault handler:^{
	[action _runActionWithElementInfo:_elementInfo.get() view:_view];
	[self cleanupSheet];
	} shouldDismissHandler:^{
	return (BOOL)(!action.dismissalHandler \|\| action.dismissalHandler());
	}];
	}

	[_interactionSheet addAction:[UIAlertAction actionWithTitle:WEB_UI_STRING_KEY("Cancel", "Cancel button label in button bar", "Title for Cancel button label in button bar")
	style:UIAlertActionStyleCancel
	handler:^(UIAlertAction *action) {
	[self cleanupSheet];
	}]];
	_view.page->startInteractionWithElementAtPosition(_view.positionInformation.point);
	}

	- (void)showImageSheet
	{
	ASSERT(!_interactionSheet);
	ASSERT(!_elementInfo);

	const auto& positionInformation = _view.positionInformation;

	NSURL *targetURL = [NSURL URLWithString:positionInformation.url];
	auto defaultActions = adoptNS([[NSMutableArray alloc] init]);
	if (!positionInformation.url.isEmpty())
	[defaultActions addObject:[_WKElementAction elementActionWithType:_WKElementActionTypeOpen]];
	if ([getSSReadingListClass() supportsURL:targetURL])
	[defaultActions addObject:[_WKElementAction elementActionWithType:_WKElementActionTypeAddToReadingList]];
	if (TCCAccessPreflight(getkTCCServicePhotos(), NULL) != kTCCAccessPreflightDenied)
	[defaultActions addObject:[_WKElementAction elementActionWithType:_WKElementActionTypeSaveImage]];
	if (!targetURL.scheme.length \|\| [targetURL.scheme caseInsensitiveCompare:@"javascript"] != NSOrderedSame)
	[defaultActions addObject:[_WKElementAction elementActionWithType:_WKElementActionTypeCopy]];

	auto elementInfo = adoptNS([[_WKActivatedElementInfo alloc] _initWithType:_WKActivatedElementTypeImage
	URL:targetURL location:positionInformation.point title:positionInformation.title rect:positionInformation.bounds image:positionInformation.image.get()]);

	RetainPtr<NSArray> actions = _view.page->uiClient().actionsForElement(elementInfo.get(), WTF::move(defaultActions));

	if (![actions count])
	return;

	[self _createSheetWithElementActions:actions.get() showLinkTitle:YES];
	if (!_interactionSheet)
	return;

	_elementInfo = WTF::move(elementInfo);

	if (![_interactionSheet presentSheet])
	[self cleanupSheet];
	}

	- (void)showLinkSheet
	{
	ASSERT(!_interactionSheet);
	ASSERT(!_elementInfo);

	const auto& positionInformation = _view.positionInformation;

	NSURL *targetURL = [NSURL URLWithString:positionInformation.url];
	if (!targetURL)
	return;

	auto defaultActions = adoptNS([[NSMutableArray alloc] init]);
	[defaultActions addObject:[_WKElementAction elementActionWithType:_WKElementActionTypeOpen]];
	if ([getSSReadingListClass() supportsURL:targetURL])
	[defaultActions addObject:[_WKElementAction elementActionWithType:_WKElementActionTypeAddToReadingList]];
	if (![[targetURL scheme] length] \|\| [[targetURL scheme] caseInsensitiveCompare:@"javascript"] != NSOrderedSame)
	[defaultActions addObject:[_WKElementAction elementActionWithType:_WKElementActionTypeCopy]];

	RetainPtr<_WKActivatedElementInfo> elementInfo = adoptNS([[_WKActivatedElementInfo alloc] _initWithType:_WKActivatedElementTypeLink
	URL:targetURL location:positionInformation.point title:positionInformation.title rect:positionInformation.bounds image:positionInformation.image.get()]);

	RetainPtr<NSArray> actions = _view.page->uiClient().actionsForElement(elementInfo.get(), WTF::move(defaultActions));

	if (![actions count])
	return;

	[self _createSheetWithElementActions:actions.get() showLinkTitle:YES];
	if (!_interactionSheet)
	return;

	_elementInfo = WTF::move(elementInfo);

	if (![_interactionSheet presentSheet])
	[self cleanupSheet];
	}

	- (void)showDataDetectorsSheet
	{
	ASSERT(!_interactionSheet);
	NSURL *targetURL = [NSURL URLWithString:_view.positionInformation.url];
	if (!targetURL)
	return;

	if (![[getDDDetectionControllerClass() tapAndHoldSchemes] containsObject:[targetURL scheme]])
	return;

	NSArray *dataDetectorsActions = [[getDDDetectionControllerClass() sharedController] actionsForAnchor:nil url:targetURL forFrame:nil];
	if ([dataDetectorsActions count] == 0)
	return;

	NSMutableArray *elementActions = [NSMutableArray array];
	for (NSUInteger actionNumber = 0; actionNumber < [dataDetectorsActions count]; actionNumber++) {
	DDAction *action = [dataDetectorsActions objectAtIndex:actionNumber];
	_WKElementAction elementAction = [_WKElementAction elementActionWithTitle:[action localizedName] actionHandler:^(_WKActivatedElementInfo actionInfo) {
	[[getDDDetectionControllerClass() sharedController] performAction:action
	fromAlertController:_interactionSheet.get()
	interactionDelegate:self];
	}];
	elementAction.dismissalHandler = ^{
	return (BOOL)!action.hasUserInterface;
	};
	[elementActions addObject:elementAction];
	}

	[self _createSheetWithElementActions:elementActions showLinkTitle:NO];
	if (!_interactionSheet)
	return;

	if (elementActions.count <= 1)
	_interactionSheet.get().arrowDirections = UIPopoverArrowDirectionUp \| UIPopoverArrowDirectionDown;

	if (![_interactionSheet presentSheet])
	[self cleanupSheet];
	}

	- (void)cleanupSheet
	{
	_view.page->stopInteraction();

	[_interactionSheet doneWithSheet];
	[_interactionSheet setSheetDelegate:nil];
	_interactionSheet = nil;
	_elementInfo = nil;
	}

	@end

	#endif // PLATFORM(IOS)