Title: [241180] trunk/Source/WebKit
Revision
241180
Author
wenson_hs...@apple.com
Date
2019-02-07 17:45:42 -0800 (Thu, 07 Feb 2019)

Log Message

[iOS] [WK2] Modernize code for applying autocorrection
https://bugs.webkit.org/show_bug.cgi?id=194397

Reviewed by Tim Horton.

* UIProcess/ios/WKContentViewInteraction.h:
* UIProcess/ios/WKContentViewInteraction.mm:
(-[WKContentView requestAutocorrectionRectsForString:withCompletionHandler:]):
(-[WKContentView applyAutocorrection:toString:withCompletionHandler:]):

Use BlockPtr instead of temporarily storing the completion handler.

* WebProcess/WebPage/WebPage.h:
* WebProcess/WebPage/WebPage.messages.in:

Change a LegacySync to Delayed.

* WebProcess/WebPage/ios/WebPageIOS.mm:
(WebKit::WebPage::applyAutocorrection):
(WebKit::WebPage::syncApplyAutocorrection):
(WebKit::WebPage::applyAutocorrectionInternal):

Modified Paths

Diff

Modified: trunk/Source/WebKit/ChangeLog (241179 => 241180)


--- trunk/Source/WebKit/ChangeLog	2019-02-08 01:30:19 UTC (rev 241179)
+++ trunk/Source/WebKit/ChangeLog	2019-02-08 01:45:42 UTC (rev 241180)
@@ -1,5 +1,29 @@
 2019-02-07  Wenson Hsieh  <wenson_hs...@apple.com>
 
+        [iOS] [WK2] Modernize code for applying autocorrection
+        https://bugs.webkit.org/show_bug.cgi?id=194397
+
+        Reviewed by Tim Horton.
+
+        * UIProcess/ios/WKContentViewInteraction.h:
+        * UIProcess/ios/WKContentViewInteraction.mm:
+        (-[WKContentView requestAutocorrectionRectsForString:withCompletionHandler:]):
+        (-[WKContentView applyAutocorrection:toString:withCompletionHandler:]):
+
+        Use BlockPtr instead of temporarily storing the completion handler.
+
+        * WebProcess/WebPage/WebPage.h:
+        * WebProcess/WebPage/WebPage.messages.in:
+
+        Change a LegacySync to Delayed.
+
+        * WebProcess/WebPage/ios/WebPageIOS.mm:
+        (WebKit::WebPage::applyAutocorrection):
+        (WebKit::WebPage::syncApplyAutocorrection):
+        (WebKit::WebPage::applyAutocorrectionInternal):
+
+2019-02-07  Wenson Hsieh  <wenson_hs...@apple.com>
+
         [iOS] Clicking links in Safari using Apple Pencil is much more difficult after r238475
         https://bugs.webkit.org/show_bug.cgi?id=194415
         <rdar://problem/47550281>

Modified: trunk/Source/WebKit/UIProcess/ios/WKContentViewInteraction.h (241179 => 241180)


--- trunk/Source/WebKit/UIProcess/ios/WKContentViewInteraction.h	2019-02-08 01:30:19 UTC (rev 241179)
+++ trunk/Source/WebKit/UIProcess/ios/WKContentViewInteraction.h	2019-02-08 01:45:42 UTC (rev 241180)
@@ -175,7 +175,6 @@
     uint64_t fontTraits;
     CGRect textFirstRect;
     CGRect textLastRect;
-    UIWKAutocorrectionCompletionHandler autocorrectionHandler;
 };
 
 }

Modified: trunk/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm (241179 => 241180)


--- trunk/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm	2019-02-08 01:30:19 UTC (rev 241179)
+++ trunk/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm	2019-02-08 01:45:42 UTC (rev 241180)
@@ -3217,13 +3217,12 @@
 - (void)requestAutocorrectionRectsForString:(NSString *)input withCompletionHandler:(void (^)(UIWKAutocorrectionRects *rectsForInput))completionHandler
 {
     if (!input || ![input length]) {
-        completionHandler(nil);
+        if (completionHandler)
+            completionHandler(nil);
         return;
     }
 
-    RetainPtr<WKContentView> view = self;
-    _autocorrectionData.autocorrectionHandler = [completionHandler copy];
-    _page->requestAutocorrectionData(input, [view](const Vector<WebCore::FloatRect>& rects, const String& fontName, double fontSize, uint64_t traits, WebKit::CallbackBase::Error) {
+    _page->requestAutocorrectionData(input, [view = retainPtr(self), completion = makeBlockPtr(completionHandler)](auto& rects, auto& fontName, double fontSize, uint64_t traits, auto) {
         CGRect firstRect = CGRectZero;
         CGRect lastRect = CGRectZero;
         if (rects.size()) {
@@ -3237,9 +3236,8 @@
         view->_autocorrectionData.textFirstRect = firstRect;
         view->_autocorrectionData.textLastRect = lastRect;
 
-        view->_autocorrectionData.autocorrectionHandler(rects.size() ? [WKAutocorrectionRects autocorrectionRectsWithRects:firstRect lastRect:lastRect] : nil);
-        [view->_autocorrectionData.autocorrectionHandler release];
-        view->_autocorrectionData.autocorrectionHandler = nil;
+        if (completion)
+            completion(rects.size() ? [WKAutocorrectionRects autocorrectionRectsWithRects:firstRect lastRect:lastRect] : nil);
     });
 }
 
@@ -3381,15 +3379,14 @@
     const bool useSyncRequest = true;
 
     if (useSyncRequest) {
-        completionHandler(_page->applyAutocorrection(correction, input) ? [WKAutocorrectionRects autocorrectionRectsWithRects:_autocorrectionData.textFirstRect lastRect:_autocorrectionData.textLastRect] : nil);
+        if (completionHandler)
+            completionHandler(_page->applyAutocorrection(correction, input) ? [WKAutocorrectionRects autocorrectionRectsWithRects:_autocorrectionData.textFirstRect lastRect:_autocorrectionData.textLastRect] : nil);
         return;
     }
-    _autocorrectionData.autocorrectionHandler = [completionHandler copy];
-    RetainPtr<WKContentView> view = self;
-    _page->applyAutocorrection(correction, input, [view](const String& string, WebKit::CallbackBase::Error error) {
-        view->_autocorrectionData.autocorrectionHandler(!string.isNull() ? [WKAutocorrectionRects autocorrectionRectsWithRects:view->_autocorrectionData.textFirstRect lastRect:view->_autocorrectionData.textLastRect] : nil);
-        [view->_autocorrectionData.autocorrectionHandler release];
-        view->_autocorrectionData.autocorrectionHandler = nil;
+
+    _page->applyAutocorrection(correction, input, [view = retainPtr(self), completion = makeBlockPtr(completionHandler)](auto& string, auto error) {
+        if (completion)
+            completion(!string.isNull() ? [WKAutocorrectionRects autocorrectionRectsWithRects:view->_autocorrectionData.textFirstRect lastRect:view->_autocorrectionData.textLastRect] : nil);
     });
 }
 

Modified: trunk/Source/WebKit/WebProcess/WebPage/WebPage.h (241179 => 241180)


--- trunk/Source/WebKit/WebProcess/WebPage/WebPage.h	2019-02-08 01:30:19 UTC (rev 241179)
+++ trunk/Source/WebKit/WebProcess/WebPage/WebPage.h	2019-02-08 01:45:42 UTC (rev 241180)
@@ -646,7 +646,7 @@
     void replaceSelectedText(const String& oldText, const String& newText);
     void requestAutocorrectionData(const String& textForAutocorrection, CallbackID);
     void applyAutocorrection(const String& correction, const String& originalText, CallbackID);
-    void syncApplyAutocorrection(const String& correction, const String& originalText, bool& correctionApplied);
+    void syncApplyAutocorrection(const String& correction, const String& originalText, CompletionHandler<void(bool)>&&);
     void requestAutocorrectionContext(CallbackID);
     void autocorrectionContextSync(CompletionHandler<void(WebAutocorrectionContext&&)>&&);
     void getPositionInformation(const InteractionInformationRequest&, CompletionHandler<void(InteractionInformationAtPosition&&)>&&);
@@ -1191,6 +1191,7 @@
     void sendPositionInformation(InteractionInformationAtPosition&&);
     InteractionInformationAtPosition positionInformation(const InteractionInformationRequest&);
     WebAutocorrectionContext autocorrectionContext();
+    bool applyAutocorrectionInternal(const String& correction, const String& originalText);
 #endif
 
 #if PLATFORM(IOS_FAMILY) && ENABLE(DATA_INTERACTION)

Modified: trunk/Source/WebKit/WebProcess/WebPage/WebPage.messages.in (241179 => 241180)


--- trunk/Source/WebKit/WebProcess/WebPage/WebPage.messages.in	2019-02-08 01:30:19 UTC (rev 241179)
+++ trunk/Source/WebKit/WebProcess/WebPage/WebPage.messages.in	2019-02-08 01:45:42 UTC (rev 241180)
@@ -77,7 +77,7 @@
     ReplaceSelectedText(String oldText, String newText)
     RequestAutocorrectionData(String textForAutocorrection, WebKit::CallbackID callbackID)
     ApplyAutocorrection(String correction, String originalText, WebKit::CallbackID callbackID)
-    SyncApplyAutocorrection(String correction, String originalText) -> (bool autocorrectionApplied) LegacySync
+    SyncApplyAutocorrection(String correction, String originalText) -> (bool autocorrectionApplied) Delayed
     RequestAutocorrectionContext(WebKit::CallbackID callbackID)
     AutocorrectionContextSync() -> (struct WebKit::WebAutocorrectionContext context) Delayed
     GetPositionInformation(struct WebKit::InteractionInformationRequest request) -> (struct WebKit::InteractionInformationAtPosition information) Delayed

Modified: trunk/Source/WebKit/WebProcess/WebPage/ios/WebPageIOS.mm (241179 => 241180)


--- trunk/Source/WebKit/WebProcess/WebPage/ios/WebPageIOS.mm	2019-02-08 01:30:19 UTC (rev 241179)
+++ trunk/Source/WebKit/WebProcess/WebPage/ios/WebPageIOS.mm	2019-02-08 01:45:42 UTC (rev 241180)
@@ -1889,9 +1889,7 @@
 
 void WebPage::applyAutocorrection(const String& correction, const String& originalText, CallbackID callbackID)
 {
-    bool correctionApplied;
-    syncApplyAutocorrection(correction, originalText, correctionApplied);
-    send(Messages::WebPageProxy::StringCallback(correctionApplied ? correction : String(), callbackID));
+    send(Messages::WebPageProxy::StringCallback(applyAutocorrectionInternal(correction, originalText) ? correction : String(), callbackID));
 }
 
 Seconds WebPage::eventThrottlingDelay() const
@@ -1912,13 +1910,16 @@
     return std::min(m_estimatedLatency * 2, 1_s);
 }
 
-void WebPage::syncApplyAutocorrection(const String& correction, const String& originalText, bool& correctionApplied)
+void WebPage::syncApplyAutocorrection(const String& correction, const String& originalText, CompletionHandler<void(bool)>&& reply)
 {
-    correctionApplied = false;
+    reply(applyAutocorrectionInternal(correction, originalText));
+}
 
-    Frame& frame = m_page->focusController().focusedOrMainFrame();
+bool WebPage::applyAutocorrectionInternal(const String& correction, const String& originalText)
+{
+    auto& frame = m_page->focusController().focusedOrMainFrame();
     if (!frame.selection().isCaretOrRange())
-        return;
+        return false;
 
     RefPtr<Range> range;
     String textForRange;
@@ -1951,17 +1952,14 @@
     } else {
         // Range selection.
         range = frame.selection().toNormalizedRange();
-        if (!range) {
-            correctionApplied = false;
-            return;
-        }
+        if (!range)
+            return false;
+
         textForRange = plainTextReplacingNoBreakSpace(range.get());
     }
 
-    if (textForRange != originalText) {
-        correctionApplied = false;
-        return;
-    }
+    if (textForRange != originalText)
+        return false;
     
     // Correctly determine affinity, using logic currently only present in VisiblePosition
     EAffinity affinity = DOWNSTREAM;
@@ -1973,7 +1971,7 @@
         frame.editor().insertText(correction, 0, originalText.isEmpty() ? TextEventInputKeyboard : TextEventInputAutocompletion);
     else
         frame.editor().deleteWithDirection(DirectionBackward, CharacterGranularity, false, true);
-    correctionApplied = true;
+    return true;
 }
 
 WebAutocorrectionContext WebPage::autocorrectionContext()
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