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    <title>topic Re: Filter Change Handler triggering even when no filter is changed in Discussions</title>
    <link>https://community.jmp.com/t5/Discussions/Filter-Change-Handler-triggering-even-when-no-filter-is-changed/m-p/526402#M75051</link>
    <description>&lt;P&gt;&lt;LI-MESSAGE title="Unexpected Events from Local Data Filter Change Handler" uid="511169" url="https://community.jmp.com/t5/Discussions/Unexpected-Events-from-Local-Data-Filter-Change-Handler/m-p/511169#U511169" discussion_style_icon_css="lia-mention-container-editor-message lia-img-icon-forum-thread lia-fa-icon lia-fa-forum lia-fa-thread lia-fa"&gt;&lt;/LI-MESSAGE&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;</description>
    <pubDate>Wed, 10 Aug 2022 13:51:53 GMT</pubDate>
    <dc:creator>David_Burnham</dc:creator>
    <dc:date>2022-08-10T13:51:53Z</dc:date>
    <item>
      <title>Filter Change Handler triggering even when no filter is changed</title>
      <link>https://community.jmp.com/t5/Discussions/Filter-Change-Handler-triggering-even-when-no-filter-is-changed/m-p/526364#M75048</link>
      <description>&lt;P&gt;Just noticed that Filter Change Handler is triggering when just on hovering over graph and returning value -1. Simple example script here, run it, check log and hover over markers in the graph&lt;/P&gt;
&lt;PRE&gt;&lt;CODE class=" language-jsl"&gt;Names Default To Here(1);
dt = Open("$SAMPLE_DATA/Probe.jmp");


nw = new window("",
	Data Filter Context Box(
		H List Box(
			lf = dt &amp;lt;&amp;lt; Data Filter(
				Local,
				Mode(Include(1)),
				Conditional,
				Add Filter(columns(:Wafer Number), Display(:Wafer Number, N Items(15)))
			),
			gb = dt &amp;lt;&amp;lt; Graph Builder(
				Size(534, 456),
				Show Control Panel(0),
				Variables(X(:R_RSICR_100X20), Y(:R_RPPBR_4X15)),
				Elements(Points(X, Y, Legend(3)))
			);			
		)
	)	
);

f = Function({a}, 
	Print(a)
);

rs = lf &amp;lt;&amp;lt; Make Filter Change Handler(f);

gb &amp;lt;&amp;lt; On Close(
	Try(Close(dt, no save));
	rs = .;
)&lt;/CODE&gt;&lt;/PRE&gt;
&lt;P&gt;Also when filter is changed it seems to trigger twice (but I would say this is to be expected with JMP).&lt;/P&gt;
&lt;P&gt;Using JMP16.2 Pro and Windows 10.&lt;/P&gt;</description>
      <pubDate>Fri, 09 Jun 2023 17:05:23 GMT</pubDate>
      <guid>https://community.jmp.com/t5/Discussions/Filter-Change-Handler-triggering-even-when-no-filter-is-changed/m-p/526364#M75048</guid>
      <dc:creator>jthi</dc:creator>
      <dc:date>2023-06-09T17:05:23Z</dc:date>
    </item>
    <item>
      <title>Re: Filter Change Handler triggering even when no filter is changed</title>
      <link>https://community.jmp.com/t5/Discussions/Filter-Change-Handler-triggering-even-when-no-filter-is-changed/m-p/526397#M75050</link>
      <description>&lt;P&gt;I have a post about this - I'll dig it out&lt;/P&gt;</description>
      <pubDate>Tue, 26 Jul 2022 12:45:49 GMT</pubDate>
      <guid>https://community.jmp.com/t5/Discussions/Filter-Change-Handler-triggering-even-when-no-filter-is-changed/m-p/526397#M75050</guid>
      <dc:creator>David_Burnham</dc:creator>
      <dc:date>2022-07-26T12:45:49Z</dc:date>
    </item>
    <item>
      <title>Re: Filter Change Handler triggering even when no filter is changed</title>
      <link>https://community.jmp.com/t5/Discussions/Filter-Change-Handler-triggering-even-when-no-filter-is-changed/m-p/526402#M75051</link>
      <description>&lt;P&gt;&lt;LI-MESSAGE title="Unexpected Events from Local Data Filter Change Handler" uid="511169" url="https://community.jmp.com/t5/Discussions/Unexpected-Events-from-Local-Data-Filter-Change-Handler/m-p/511169#U511169" discussion_style_icon_css="lia-mention-container-editor-message lia-img-icon-forum-thread lia-fa-icon lia-fa-forum lia-fa-thread lia-fa"&gt;&lt;/LI-MESSAGE&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;</description>
      <pubDate>Wed, 10 Aug 2022 13:51:53 GMT</pubDate>
      <guid>https://community.jmp.com/t5/Discussions/Filter-Change-Handler-triggering-even-when-no-filter-is-changed/m-p/526402#M75051</guid>
      <dc:creator>David_Burnham</dc:creator>
      <dc:date>2022-08-10T13:51:53Z</dc:date>
    </item>
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