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Fix segfault when editor widget is invalid on form init

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"editor" can be null in that case
This commit is contained in:
Alessandro Pasotti 2015-11-19 15:24:46 +01:00 committed by Matthias Kuhn
parent c40a764f5c
commit d315a12362
1 changed files with 19 additions and 14 deletions
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33
src/gui/editorwidgets/core/qgseditorwidgetregistry.cpp
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@ -351,23 +351,28 @@ QString QgsEditorWidgetRegistry::findSuitableWrapper( QWidget* editor, const QSt
QMap<const char*, QPair<int, QString> >::ConstIterator it;
QString widgetid;
int weight = 0;
it = mFactoriesByType.constBegin();
for ( ; it != mFactoriesByType.constEnd(); ++it )
// Editor can be null
if ( editor )
{
if ( editor->staticMetaObject.className() == it.key() )
int weight = 0;
it = mFactoriesByType.constBegin();
for ( ; it != mFactoriesByType.constEnd(); ++it )
{
// if it's a perfect match: return it directly
return it.value().second;
}
else if ( editor->inherits( it.key() ) )
{
// if it's a subclass, continue evaluating, maybe we find a more-specific or one with more weight
if ( it.value().first > weight )
if ( editor->staticMetaObject.className() == it.key() )
{
weight = it.value().first;
widgetid = it.value().second;
// if it's a perfect match: return it directly
return it.value().second;
}
else if ( editor->inherits( it.key() ) )
{
// if it's a subclass, continue evaluating, maybe we find a more-specific or one with more weight
if ( it.value().first > weight )
{
weight = it.value().first;
widgetid = it.value().second;
}
}
}
}