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List:       kde-commits
Subject:    KDE/kdeedu/parley/src/entry-dialogs
From:       Daniel Laidig <d.laidig () gmx ! de>
Date:       2010-05-17 18:30:44
Message-ID: 20100517183044.A0621AC8B8 () svn ! kde ! org
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SVN commit 1127834 by laidig:

more error checking in the latex widget

 M  +5 -1      latexwidget.cpp  


--- trunk/KDE/kdeedu/parley/src/entry-dialogs/latexwidget.cpp #1127833:1127834
@@ -44,6 +44,8 @@
 
 void LatexWidget::setTranslation(KEduVocExpression *entry, int translation)
 {
+    previewLabel->clear();
+
     if (entry) {
         // we need to map the widgets relative to the translation (each translation \
has 9 columns)  m_mapper->clearMapping();
@@ -51,7 +53,6 @@
         m_mapper->addMapping(lineEdit,
                             VocabularyModel::EntryColumnsMAX * translation + \
VocabularyModel::Translation);  m_translation = entry->translation(translation);
-        previewLabel->clear();
         updateLatex();
     }
 }
@@ -83,6 +84,9 @@
 
 void LatexWidget::updateLatex()
 {
+    if (!m_translation) {
+        return;
+    }
     if (Practice::LatexRenderer::isLatex(m_translation->text())) {
         if (!m_renderer) {
             m_renderer = new Practice::LatexRenderer(this);


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