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Fix for #436: prevent using CRS that's not supported by WMS server

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git-svn-id: http://svn.osgeo.org/qgis/trunk@6209 c8812cc2-4d05-0410-92ff-de0c093fc19c
This commit is contained in:
wonder 2006-12-08 12:53:33 +00:00
parent a8e385ed2d
commit 8b77487c60
1 changed files with 36 additions and 0 deletions
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36
src/gui/qgsserversourceselect.cpp
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@ -449,6 +449,10 @@ void QgsServerSourceSelect::on_btnAdd_clicked()
{ {
QMessageBox::information(this, tr("Select Layer"), tr("You must select at least one layer first.")); QMessageBox::information(this, tr("Select Layer"), tr("You must select at least one layer first."));
} }
else if (mWmsProvider->supportedCrsForLayers(m_selectedLayers).size() == 0)
{
QMessageBox::information(this, tr("Coordinate Reference System"), tr("There are no available coordinate reference system for the set of layers you've selected."));
}
else else
{ {
accept(); accept();
@ -570,6 +574,38 @@ void QgsServerSourceSelect::on_lstLayers_selectionChanged()
.arg( crsFilter.count() ) .arg( crsFilter.count() )
); );
// check whether current CRS is supported
// if not, use one of the available CRS
bool isThere = false;
long defaultEpsg = 0;
for ( QSet<QString>::const_iterator i = crsFilter.begin(); i != crsFilter.end(); ++i)
{
QStringList parts = i->split(":");
if (parts.at(0) == "EPSG")
{
long epsg = atol(parts.at(1));
if (epsg == m_Epsg)
{
isThere = true;
break;
}
// save first CRS in case we current m_Epsg is not available
if (i == crsFilter.begin())
defaultEpsg = epsg;
// prefer value of DEFAULT_WMS_EPSG if available
if (epsg == DEFAULT_WMS_EPSG)
defaultEpsg = epsg;
}
}
// we have to change selected CRS to default one
if (!isThere && crsFilter.size() > 0)
{
m_Epsg = defaultEpsg;
labelCoordRefSys->setText( descriptionForEpsg(m_Epsg) );
}
} }
btnChangeSpatialRefSys->setEnabled(TRUE); btnChangeSpatialRefSys->setEnabled(TRUE);