<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>173856</bug_id>
          
          <creation_ts>2017-06-26 17:53:08 -0700</creation_ts>
          <short_desc>[iOS DnD] [WK2] WKWebView does not handle drag sessions that exit and re-enter</short_desc>
          <delta_ts>2017-06-27 07:49:25 -0700</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>WebKit2</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Wenson Hsieh">wenson_hsieh</reporter>
          <assigned_to name="Wenson Hsieh">wenson_hsieh</assigned_to>
          <cc>bdakin</cc>
    
    <cc>commit-queue</cc>
    
    <cc>rniwa</cc>
    
    <cc>thorton</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1323020</commentid>
    <comment_count>0</comment_count>
    <who name="Wenson Hsieh">wenson_hsieh</who>
    <bug_when>2017-06-26 17:53:08 -0700</bug_when>
    <thetext>Upon exiting a WKContentView, the dropSession is not cleared out. If the drag session re-enters the WKWebView, a *different* UIDropSession is sent to the drop delegate, causing us to bail in -dropInteraction:canHandleSession: and not handle the drag.

To fix this, we need to clear out dropSession when the drag session exits the view.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1323031</commentid>
    <comment_count>1</comment_count>
    <who name="Wenson Hsieh">wenson_hsieh</who>
    <bug_when>2017-06-26 19:09:21 -0700</bug_when>
    <thetext>&lt;rdar://problem/32957100&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1323032</commentid>
    <comment_count>2</comment_count>
      <attachid>313886</attachid>
    <who name="Wenson Hsieh">wenson_hsieh</who>
    <bug_when>2017-06-26 19:13:44 -0700</bug_when>
    <thetext>Created attachment 313886
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1323123</commentid>
    <comment_count>3</comment_count>
      <attachid>313886</attachid>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2017-06-27 07:49:24 -0700</bug_when>
    <thetext>Comment on attachment 313886
Patch

Clearing flags on attachment: 313886

Committed r218834: &lt;http://trac.webkit.org/changeset/218834&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1323124</commentid>
    <comment_count>4</comment_count>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2017-06-27 07:49:25 -0700</bug_when>
    <thetext>All reviewed patches have been landed.  Closing bug.</thetext>
  </long_desc>
      
          <attachment
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            <attachid>313886</attachid>
            <date>2017-06-26 19:13:44 -0700</date>
            <delta_ts>2017-06-27 07:49:24 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-173856-20170626191343.patch</filename>
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            <attacher name="Wenson Hsieh">wenson_hsieh</attacher>
            
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    </bug>

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