<table><tr><td style="">asemke added inline comments.
</td><a style="text-decoration: none; padding: 4px 8px; margin: 0 8px 8px; float: right; color: #464C5C; font-weight: bold; border-radius: 3px; background-color: #F7F7F9; background-image: linear-gradient(to bottom,#fff,#f1f0f1); display: inline-block; border: 1px solid rgba(71,87,120,.2);" href="https://phabricator.kde.org/D16663">View Revision</a></tr></table><br /><div><strong>INLINE COMMENTS</strong><div><div style="margin: 6px 0 12px 0;"><div style="border: 1px solid #C7CCD9; border-radius: 3px;"><div style="padding: 0; background: #F7F7F7; border-color: #e3e4e8; border-style: solid; border-width: 0 0 1px 0; margin: 0;"><div style="color: #74777d; background: #eff2f4; padding: 6px 8px; overflow: hidden;"><a style="float: right; text-decoration: none;" href="https://phabricator.kde.org/D16663#inline-95051">View Inline</a><span style="color: #4b4d51; font-weight: bold;">LiveDataSource.cpp:252</span></div>
<div style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; white-space: pre-wrap; clear: both; padding: 4px 0; margin: 0;"><div style="padding: 0 8px; margin: 0 4px; "><span style="color: #aa4000">void</span> <span class="n">LiveDataSource</span><span style="color: #aa2211">::</span><span class="n">setFilter</span><span class="p">(</span><span class="n">AbstractFileFilter</span><span style="color: #aa2211">*</span> <span class="n">f</span><span class="p">)</span> <span class="p">{</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">  <span style="color: #aa4000">delete</span> <span class="n">m_filter</span><span class="p">;</span>
</div><div style="padding: 0 8px; margin: 0 4px; ">  <span class="n">m_filter</span> <span style="color: #aa2211">=</span> <span class="n">f</span><span class="p">;</span>
</div></div></div>
<div style="margin: 8px 0; padding: 0 12px;"><p style="padding: 0; margin: 8px;">this needs only be done if m_filter != nulltpr,</p></div></div><br /><div style="border: 1px solid #C7CCD9; border-radius: 3px;"><div style="padding: 0; background: #F7F7F7; border-color: #e3e4e8; border-style: solid; border-width: 0 0 1px 0; margin: 0;"><div style="color: #74777d; background: #eff2f4; padding: 6px 8px; overflow: hidden;"><a style="float: right; text-decoration: none;" href="https://phabricator.kde.org/D16663#inline-95052">View Inline</a><span style="color: #4b4d51; font-weight: bold;">MQTTClient.cpp:104</span></div>
<div style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; white-space: pre-wrap; clear: both; padding: 4px 0; margin: 0;"><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">  <span style="color: #aa4000">delete</span> <span class="n">m_filter</span><span class="p">;</span>
</div><div style="padding: 0 8px; margin: 0 4px; ">  <span style="color: #aa4000">delete</span> <span class="n">m_updateTimer</span><span class="p">;</span>
</div></div></div>
<div style="margin: 8px 0; padding: 0 12px;"><p style="padding: 0; margin: 8px;">same here. let's keep this safety check if (m_filter) for the case when MQTTClient is initialized and destroyed without the filter being set in-between.</p></div></div><br /><div style="border: 1px solid #C7CCD9; border-radius: 3px;"><div style="padding: 0; background: #F7F7F7; border-color: #e3e4e8; border-style: solid; border-width: 0 0 1px 0; margin: 0;"><div style="color: #74777d; background: #eff2f4; padding: 6px 8px; overflow: hidden;"><a style="float: right; text-decoration: none;" href="https://phabricator.kde.org/D16663#inline-95053">View Inline</a><span style="color: #4b4d51; font-weight: bold;">MQTTClient.cpp:153</span></div>
<div style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; white-space: pre-wrap; clear: both; padding: 4px 0; margin: 0;"><div style="padding: 0 8px; margin: 0 4px; background: rgba(251, 175, 175, .7);"><span style="color: #aa4000">void</span> <span class="n">MQTTClient</span><span style="color: #aa2211">::</span><span class="n">setFilter</span><span class="p">(</span><span class="n">A<span class="bright">bstractFile</span>Filter</span><span style="color: #aa2211">*</span> <span class="n">f</span><span class="p">)</span> <span class="p">{</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);"><span style="color: #aa4000">void</span> <span class="n">MQTTClient</span><span style="color: #aa2211">::</span><span class="n">setFilter</span><span class="p">(</span><span class="n">A<span class="bright">scii</span>Filter</span><span style="color: #aa2211">*</span> <span class="n">f</span><span class="p">)</span> <span class="p">{</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">  <span style="color: #aa4000">delete</span> <span class="n">m_filter</span><span class="p">;</span>
</div><div style="padding: 0 8px; margin: 0 4px; ">  <span class="n">m_filter</span> <span style="color: #aa2211">=</span> <span class="n">f</span><span class="p">;</span>
</div></div></div>
<div style="margin: 8px 0; padding: 0 12px;"><p style="padding: 0; margin: 8px;">same here.</p></div></div><br /><div style="border: 1px solid #C7CCD9; border-radius: 3px;"><div style="padding: 0; background: #F7F7F7; border-color: #e3e4e8; border-style: solid; border-width: 0 0 1px 0; margin: 0;"><div style="color: #74777d; background: #eff2f4; padding: 6px 8px; overflow: hidden;"><a style="float: right; text-decoration: none;" href="https://phabricator.kde.org/D16663#inline-95058">View Inline</a><span style="color: #4b4d51; font-weight: bold;">ImportFileWidget.cpp:595</span></div>
<div style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; white-space: pre-wrap; clear: both; padding: 4px 0; margin: 0;"><div style="padding: 0 8px; margin: 0 4px; ">    <span class="n">DEBUG</span><span class="p">(</span><span style="color: #766510">"  ASCII"</span><span class="p">);</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(251, 175, 175, .7);">    <span class="bright"></span><span style="color: #74777d"><span class="bright">//TODO      std::unique_ptr<AsciiFilter> filter(new Ascii</span>Filter<span class="bright">());</span></span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(251, 175, 175, .7);">    <span class="bright"></span><span style="color: #aa4000"><span class="bright">auto</span></span><span class="bright"></span><span style="color: #aa2211"><span class="bright">*</span></span><span class="bright"> </span><span class="n"><span class="bright">f</span>ilter<span class="bright"></span></span><span class="bright"> </span><span style="color: #aa2211"><span class="bright">=</span></span><span class="bright"> </span><span style="color: #aa4000">new</span> <span class="n">AsciiFilter<span class="bright"></span></span><span class="bright"></span><span class="p"><span class="bright">(</span>);</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">    <span class="bright"></span><span style="color: #aa4000"><span class="bright">if</span></span><span class="bright"> </span><span class="p"><span class="bright">(</span></span><span class="bright"></span><span style="color: #aa2211"><span class="bright">!</span></span><span class="bright"></span><span class="n"><span class="bright">m_current</span>Filter<span class="bright"></span></span><span class="bright"></span><span class="p"><span class="bright">)</span></span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">    <span class="bright">  </span><span class="n"><span class="bright">m_currentF</span>ilter<span class="bright"></span></span><span class="bright"></span><span class="p"><span class="bright">.</span></span><span class="bright"></span><span class="n"><span class="bright">reset</span></span><span class="bright"></span><span class="p"><span class="bright">(</span></span><span style="color: #aa4000">new</span> <span class="n">AsciiFilter</span><span class="p">);</span>
</div></div></div>
<div style="margin: 8px 0; padding: 0 12px;"><p style="padding: 0; margin: 8px;">I think the following would also to the job completely without any smart pointers and static casts:</p>

<div class="remarkup-code-block" style="margin: 12px 0;" data-code-lang="text" data-sigil="remarkup-code-block"><pre class="remarkup-code" style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; padding: 12px; margin: 0; background: rgba(71, 87, 120, 0.08);">if (m_currentFilter)
    delete m_currentFilter;

auto filter = new AsciiFilter();
filter->set*();
m_currentFilter = filter;</pre></div></div></div><br /><div style="border: 1px solid #C7CCD9; border-radius: 3px;"><div style="padding: 0; background: #F7F7F7; border-color: #e3e4e8; border-style: solid; border-width: 0 0 1px 0; margin: 0;"><div style="color: #74777d; background: #eff2f4; padding: 6px 8px; overflow: hidden;"><a style="float: right; text-decoration: none;" href="https://phabricator.kde.org/D16663#inline-95039">View Inline</a><span style="color: #4b4d51; font-weight: bold;">croick</span> wrote in <span style="color: #4b4d51; font-weight: bold;">ImportFileWidget.h:103</span></div>
<div style="margin: 8px 0; padding: 0 12px; color: #74777D;"><p style="padding: 0; margin: 8px;">currentFileFilter() is marked const, but m_currentFilter is changed therein.</p></div></div>
<div style="margin: 8px 0; padding: 0 12px;"><p style="padding: 0; margin: 8px;">Ok.</p></div></div></div></div></div><br /><div><strong>REPOSITORY</strong><div><div>R262 LabPlot</div></div></div><br /><div><strong>REVISION DETAIL</strong><div><a href="https://phabricator.kde.org/D16663">https://phabricator.kde.org/D16663</a></div></div><br /><div><strong>To: </strong>croick, LabPlot, asemke<br /><strong>Cc: </strong>asemke, kde-edu, narvaez, apol<br /></div>