<?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>150106</bug_id>
          
          <creation_ts>2015-10-13 16:23:09 -0700</creation_ts>
          <short_desc>_WKThumbnailView should support a snapshot-only mode</short_desc>
          <delta_ts>2015-10-20 18:11:11 -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="Conrad Shultz">conrad_shultz</reporter>
          <assigned_to name="Conrad Shultz">conrad_shultz</assigned_to>
          <cc>conrad_shultz</cc>
    
    <cc>thorton</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1132957</commentid>
    <comment_count>0</comment_count>
    <who name="Conrad Shultz">conrad_shultz</who>
    <bug_when>2015-10-13 16:23:09 -0700</bug_when>
    <thetext>Currently _WKThumbnailView works by reparenting the layer tree of the associated WKView, then snapshotting it.

It would be helpful to have a mode where it can simply snapshot the WKView without impacting the layer tree or blocking interaction with the WKView.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1132959</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2015-10-13 16:23:59 -0700</bug_when>
    <thetext>&lt;rdar://problem/23099438&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1133254</commentid>
    <comment_count>2</comment_count>
      <attachid>263105</attachid>
    <who name="Conrad Shultz">conrad_shultz</who>
    <bug_when>2015-10-14 13:51:05 -0700</bug_when>
    <thetext>Created attachment 263105
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1133259</commentid>
    <comment_count>3</comment_count>
      <attachid>263105</attachid>
    <who name="Tim Horton">thorton</who>
    <bug_when>2015-10-14 14:01:15 -0700</bug_when>
    <thetext>Comment on attachment 263105
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=263105&amp;action=review

&gt; Source/WebKit2/UIProcess/API/Cocoa/_WKThumbnailView.h:42
&gt; +@property (nonatomic) BOOL exclusivelyUsesSnapshot;

I don&apos;t know if this is how we should word this, because if e.g. we managed to have a layer tree in two places at once, or something crazy like that, we could get the behavior you want (WKView left undisturbed) without sacrificing the instantaneous-ness/no-flashyness of WKThumbnailView.

Maybe it should be about the difference in the WKView&apos;s behavior?</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1133277</commentid>
    <comment_count>4</comment_count>
    <who name="Conrad Shultz">conrad_shultz</who>
    <bug_when>2015-10-14 14:55:08 -0700</bug_when>
    <thetext>(In reply to comment #3)
&gt; Comment on attachment 263105 [details]
&gt; Patch
&gt; 
&gt; View in context:
&gt; https://bugs.webkit.org/attachment.cgi?id=263105&amp;action=review
&gt; 
&gt; &gt; Source/WebKit2/UIProcess/API/Cocoa/_WKThumbnailView.h:42
&gt; &gt; +@property (nonatomic) BOOL exclusivelyUsesSnapshot;
&gt; 
&gt; I don&apos;t know if this is how we should word this, because if e.g. we managed
&gt; to have a layer tree in two places at once, or something crazy like that, we
&gt; could get the behavior you want (WKView left undisturbed) without
&gt; sacrificing the instantaneous-ness/no-flashyness of WKThumbnailView.
&gt; 
&gt; Maybe it should be about the difference in the WKView&apos;s behavior?

That&apos;s a good point, but I am having trouble thinking up a good name.

allowsInteractionWithWKView?
canCoexistWithWKView?</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1135085</commentid>
    <comment_count>5</comment_count>
    <who name="Conrad Shultz">conrad_shultz</who>
    <bug_when>2015-10-20 18:11:11 -0700</bug_when>
    <thetext>Committed r191366: &lt;http://trac.webkit.org/changeset/191366&gt;</thetext>
  </long_desc>
      
          <attachment
              isobsolete="0"
              ispatch="1"
              isprivate="0"
          >
            <attachid>263105</attachid>
            <date>2015-10-14 13:51:05 -0700</date>
            <delta_ts>2015-10-14 14:01:15 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-150106-20151014135028.patch</filename>
            <type>text/plain</type>
            <size>5954</size>
            <attacher name="Conrad Shultz">conrad_shultz</attacher>
            
              <data encoding="base64">U3VidmVyc2lvbiBSZXZpc2lvbjogMTkxMDAzCmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViS2l0Mi9D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</data>
<flag name="review"
          id="288298"
          type_id="1"
          status="+"
          setter="thorton"
    />
          </attachment>
      

    </bug>

</bugzilla>