<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>user_interfaces example code: rec_edit_gtk_custom.py — Matplotlib v1.1.1 documentation</title> <link rel="stylesheet" href="../../_static/mpl.css" type="text/css" /> <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" /> <script type="text/javascript"> var DOCUMENTATION_OPTIONS = { URL_ROOT: '../../', VERSION: '1.1.1', COLLAPSE_INDEX: false, FILE_SUFFIX: '.html', HAS_SOURCE: true }; </script> <script type="text/javascript" src="../../_static/jquery.js"></script> <script type="text/javascript" src="../../_static/underscore.js"></script> <script type="text/javascript" src="../../_static/doctools.js"></script> <link rel="search" type="application/opensearchdescription+xml" title="Search within Matplotlib v1.1.1 documentation" href="../../_static/opensearch.xml"/> <link rel="top" title="Matplotlib v1.1.1 documentation" href="../../index.html" /> </head> <body> <!-- Piwik --> <script type="text/javascript"> if ("matplotlib.sourceforge.net" == document.location.hostname || "matplotlib.sf.net" == document.location.hostname) { var pkBaseURL = (("https:" == document.location.protocol) ? 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/> <input type="hidden" name="area" value="default" /> </form> <p class="searchtip" style="font-size: 90%"> Enter search terms or a module, class or function name. </p> </div> <script type="text/javascript">$('#searchbox').show(0);</script> </div> </div> <div class="document"> <div class="documentwrapper"> <div class="bodywrapper"> <div class="body"> <div class="section" id="user-interfaces-example-code-rec-edit-gtk-custom-py"> <span id="user-interfaces-rec-edit-gtk-custom"></span><h1>user_interfaces example code: rec_edit_gtk_custom.py<a class="headerlink" href="#user-interfaces-example-code-rec-edit-gtk-custom-py" title="Permalink to this headline">ΒΆ</a></h1> <p>[<a class="reference external" href="rec_edit_gtk_custom.py">source code</a>]</p> <div class="highlight-python"><div class="highlight"><pre><span class="sd">"""</span> <span class="sd">generate an editable gtk treeview widget for record arrays with custom</span> <span class="sd">formatting of the cells and show how to limit string entries to a list</span> <span class="sd">of strings</span> <span class="sd">"""</span> <span class="kn">import</span> <span class="nn">gtk</span> <span class="kn">import</span> <span class="nn">numpy</span> <span class="kn">as</span> <span class="nn">np</span> <span class="kn">import</span> <span class="nn">matplotlib.mlab</span> <span class="kn">as</span> <span class="nn">mlab</span> <span class="kn">import</span> <span class="nn">matplotlib.cbook</span> <span class="kn">as</span> <span class="nn">cbook</span> <span class="kn">import</span> <span class="nn">mpl_toolkits.gtktools</span> <span class="kn">as</span> <span class="nn">gtktools</span> <span class="n">datafile</span> <span class="o">=</span> <span class="n">cbook</span><span class="o">.</span><span class="n">get_sample_data</span><span class="p">(</span><span class="s">'demodata.csv'</span><span class="p">,</span> <span class="n">asfileobj</span><span class="o">=</span><span class="bp">False</span><span class="p">)</span> <span class="n">r</span> <span class="o">=</span> <span class="n">mlab</span><span class="o">.</span><span class="n">csv2rec</span><span class="p">(</span><span class="n">datafile</span><span class="p">,</span> <span class="n">converterd</span><span class="o">=</span><span class="p">{</span><span class="s">'weekdays'</span><span class="p">:</span><span class="nb">str</span><span class="p">})</span> <span class="n">formatd</span> <span class="o">=</span> <span class="n">mlab</span><span class="o">.</span><span class="n">get_formatd</span><span class="p">(</span><span class="n">r</span><span class="p">)</span> <span class="n">formatd</span><span class="p">[</span><span class="s">'date'</span><span class="p">]</span> <span class="o">=</span> <span class="n">mlab</span><span class="o">.</span><span class="n">FormatDate</span><span class="p">(</span><span class="s">'%Y-%m-</span><span class="si">%d</span><span class="s">'</span><span class="p">)</span> <span class="n">formatd</span><span class="p">[</span><span class="s">'prices'</span><span class="p">]</span> <span class="o">=</span> <span class="n">mlab</span><span class="o">.</span><span class="n">FormatMillions</span><span class="p">(</span><span class="n">precision</span><span class="o">=</span><span class="mi">1</span><span class="p">)</span> <span class="n">formatd</span><span class="p">[</span><span class="s">'gain'</span><span class="p">]</span> <span class="o">=</span> <span class="n">mlab</span><span class="o">.</span><span class="n">FormatPercent</span><span class="p">(</span><span class="n">precision</span><span class="o">=</span><span class="mi">2</span><span class="p">)</span> <span class="c"># use a drop down combo for weekdays</span> <span class="n">stringd</span> <span class="o">=</span> <span class="nb">dict</span><span class="p">(</span><span class="n">weekdays</span><span class="o">=</span><span class="p">[</span><span class="s">'Sun'</span><span class="p">,</span> <span class="s">'Mon'</span><span class="p">,</span> <span class="s">'Tue'</span><span class="p">,</span> <span class="s">'Wed'</span><span class="p">,</span> <span class="s">'Thu'</span><span class="p">,</span> <span class="s">'Fri'</span><span class="p">,</span> <span class="s">'Sat'</span><span class="p">])</span> <span class="n">constant</span> <span class="o">=</span> <span class="p">[</span><span class="s">'clientid'</span><span class="p">]</span> <span class="c"># block editing of this field</span> <span class="n">liststore</span> <span class="o">=</span> <span class="n">gtktools</span><span class="o">.</span><span class="n">RecListStore</span><span class="p">(</span><span class="n">r</span><span class="p">,</span> <span class="n">formatd</span><span class="o">=</span><span class="n">formatd</span><span class="p">,</span> <span class="n">stringd</span><span class="o">=</span><span class="n">stringd</span><span class="p">)</span> <span class="n">treeview</span> <span class="o">=</span> <span class="n">gtktools</span><span class="o">.</span><span class="n">RecTreeView</span><span class="p">(</span><span class="n">liststore</span><span class="p">,</span> <span class="n">constant</span><span class="o">=</span><span class="n">constant</span><span class="p">)</span> <span class="k">def</span> <span class="nf">mycallback</span><span class="p">(</span><span class="n">liststore</span><span class="p">,</span> <span class="n">rownum</span><span class="p">,</span> <span class="n">colname</span><span class="p">,</span> <span class="n">oldval</span><span class="p">,</span> <span class="n">newval</span><span class="p">):</span> <span class="k">print</span> <span class="s">'verify: old=</span><span class="si">%s</span><span class="s">, new=</span><span class="si">%s</span><span class="s">, rec=</span><span class="si">%s</span><span class="s">'</span><span class="o">%</span><span class="p">(</span><span class="n">oldval</span><span class="p">,</span> <span class="n">newval</span><span class="p">,</span> <span class="n">liststore</span><span class="o">.</span><span class="n">r</span><span class="p">[</span><span class="n">rownum</span><span class="p">][</span><span class="n">colname</span><span class="p">])</span> <span class="n">liststore</span><span class="o">.</span><span class="n">callbacks</span><span class="o">.</span><span class="n">connect</span><span class="p">(</span><span class="s">'cell_changed'</span><span class="p">,</span> <span class="n">mycallback</span><span class="p">)</span> <span class="n">win</span> <span class="o">=</span> <span class="n">gtk</span><span class="o">.</span><span class="n">Window</span><span class="p">()</span> <span class="n">win</span><span class="o">.</span><span class="n">set_title</span><span class="p">(</span><span class="s">'click to edit'</span><span class="p">)</span> <span class="n">win</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">treeview</span><span class="p">)</span> <span class="n">win</span><span class="o">.</span><span class="n">show_all</span><span class="p">()</span> <span class="n">win</span><span class="o">.</span><span class="n">connect</span><span class="p">(</span><span class="s">'delete-event'</span><span class="p">,</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="n">gtk</span><span class="o">.</span><span class="n">main_quit</span><span class="p">())</span> <span class="n">gtk</span><span class="o">.</span><span class="n">main</span><span class="p">()</span> </pre></div> </div> <p>Keywords: python, matplotlib, pylab, example, codex (see <a class="reference internal" href="../../faq/howto_faq.html#how-to-search-examples"><em>Search examples</em></a>)</p> </div> </div> </div> </div> <div class="clearer"></div> </div> <div class="related"> <h3>Navigation</h3> <ul> <li class="right" style="margin-right: 10px"> <a 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