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<p class="MsoNormal"><span lang="EN-US">I’m trying to programmatically set and enable labelling on a layer using Python in QGis 2.9.0.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> label = QgsPalLayerSettings()<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> label.readFromLayer(myLayer)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> label.enabled = True<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> label.fieldName = 'myField'<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> # Just to change something clearly visible.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> label.textColor = QColor(255,0,0,255)
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> label.writeToLayer(myLayer)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">This doesn’t enable labelling, but if I enter the Layer Properties on myLayer, everything looks okay and when pressing Apply, the labels become visible.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Is there something I need to set to avoid having to manually click Apply to get the labels visible?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Calling iface.mapCanvas().refresh() afterwards doesn’t work.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Regards, Casper<o:p></o:p></span></p>
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