<p>These messages don't work, return -1 in any case. Script-example:</p>
<div class="highlight highlight-source-lua"><pre><span class="pl-c"><span class="pl-c">--</span> test-bookmarks.lua</span>

<span class="pl-c"><span class="pl-c">--[[</span></span>
<span class="pl-c">  SCI_MARKERADD      = 2043</span>
<span class="pl-c">  SCI_MARKERDELETE   = 2044</span>
<span class="pl-c">  SCI_MARKERGET      = 2046</span>
<span class="pl-c">  SCI_MARKERNEXT     = 2047</span>
<span class="pl-c">  SCI_MARKERPREVIOUS = 2048</span>
<span class="pl-c"><span class="pl-c">]]</span></span>

<span class="pl-c"><span class="pl-c">--</span> Add bookmarks for lines 5 and 10</span>
<span class="pl-k">local</span> s <span class="pl-k">=</span> geany.<span class="pl-c1">scintilla</span>(<span class="pl-c1">2046</span>, <span class="pl-c1">4</span>, <span class="pl-c1">1</span>);
<span class="pl-k">if</span> (s <span class="pl-k">==</span> <span class="pl-c1">0</span>) <span class="pl-k">then</span> geany.<span class="pl-c1">scintilla</span>(<span class="pl-c1">2043</span>, <span class="pl-c1">4</span>, <span class="pl-c1">1</span>) <span class="pl-k">end</span>;
<span class="pl-k">local</span> s <span class="pl-k">=</span> geany.<span class="pl-c1">scintilla</span>(<span class="pl-c1">2046</span>, <span class="pl-c1">9</span>, <span class="pl-c1">1</span>);
<span class="pl-k">if</span> (s <span class="pl-k">==</span> <span class="pl-c1">0</span>) <span class="pl-k">then</span> geany.<span class="pl-c1">scintilla</span>(<span class="pl-c1">2043</span>, <span class="pl-c1">9</span>, <span class="pl-c1">1</span>) <span class="pl-k">end</span>;

<span class="pl-c"><span class="pl-c">--</span> Get next & previous line number with bookmark</span>
<span class="pl-k">local</span> n <span class="pl-k">=</span> geany.<span class="pl-c1">scintilla</span>(<span class="pl-c1">2047</span>, <span class="pl-c1">0</span>, <span class="pl-c1">1</span>);
<span class="pl-k">local</span> p <span class="pl-k">=</span> geany.<span class="pl-c1">scintilla</span>(<span class="pl-c1">2048</span>, <span class="pl-c1">9</span>, <span class="pl-c1">1</span>);
<span class="pl-k">if</span> geany.<span class="pl-c1">confirm</span>(<span class="pl-s"><span class="pl-pds">"</span>test-bookmarks.lua<span class="pl-pds">"</span></span>,
      <span class="pl-s"><span class="pl-pds">"</span>Next bookmark (after 0):<span class="pl-cce">\t</span><span class="pl-pds">"</span></span> <span class="pl-k">..</span> n <span class="pl-k">..</span>
      <span class="pl-s"><span class="pl-pds">"</span><span class="pl-cce">\n</span>Previous (before 10):<span class="pl-cce">\t\t</span><span class="pl-pds">"</span></span> <span class="pl-k">..</span> p <span class="pl-k">..</span> 
      <span class="pl-s"><span class="pl-pds">"</span><span class="pl-cce">\n\n</span>Do you want to delete all bookmarks?<span class="pl-pds">"</span></span>,
      <span class="pl-c1">true</span>) <span class="pl-k">then</span>
  <span class="pl-k">local</span> h <span class="pl-k">=</span> geany.<span class="pl-c1">height</span>() <span class="pl-k">-</span> <span class="pl-c1">1</span>;
  <span class="pl-k">for</span> i <span class="pl-k">=</span> <span class="pl-c1">0</span>, h, <span class="pl-c1">1</span> <span class="pl-k">do</span>
    s <span class="pl-k">=</span> geany.<span class="pl-c1">scintilla</span>(<span class="pl-c1">2046</span>, i, <span class="pl-c1">1</span>);
    <span class="pl-c"><span class="pl-c">--</span> If bookmark is exists then del</span>
    <span class="pl-k">if</span> (s <span class="pl-k">~=</span> <span class="pl-c1">0</span>) <span class="pl-k">then</span> geany.<span class="pl-c1">scintilla</span>(<span class="pl-c1">2044</span>, i, <span class="pl-c1">1</span>) <span class="pl-k">end</span>;
  <span class="pl-k">end</span>
<span class="pl-k">end</span></pre></div>
<p>What could be the problem? (I tried Geany 1.32 on Xubuntu 17.10 x64 and Geany 1.33-git on Win7x32.)</p>
<p>P.S. Yes, I can use the numeric <code>for</code> statement, but it's required send minimum one message to Scintilla for <em>every</em> line.</p>

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