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Restrict available formats when running algorithms to those supported

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by the provider
This commit is contained in:
Nyall Dawson 2017-11-06 12:58:30 +10:00
parent 4ae9241e71
commit 4e3b082594
3 changed files with 11 additions and 8 deletions
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10
python/plugins/processing/gui/ParameterGuiUtils.py
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@ -63,12 +63,10 @@ def getFileFilter(param):
for i in range(len(exts)): for i in range(len(exts)):
exts[i] = tr('{0} files (*.{1})', 'QgsProcessingParameterRasterDestination').format(exts[i].upper(), exts[i].lower()) exts[i] = tr('{0} files (*.{1})', 'QgsProcessingParameterRasterDestination').format(exts[i].upper(), exts[i].lower())
return ';;'.join(exts) + ';;' + tr('All files (*.*)') return ';;'.join(exts) + ';;' + tr('All files (*.*)')
elif param.type() == 'table': elif param.type() in ('sink', 'vectorDestination'):
exts = ['csv', 'dbf'] if param.provider() is not None:
for i in range(len(exts)): exts = param.provider().supportedOutputVectorLayerExtensions()
exts[i] = tr('{0} files (*.{1})', 'ParameterTable').format(exts[i].upper(), exts[i].lower()) else:
return tr('All files (*.*)') + ';;' + ';;'.join(exts)
elif param.type() == 'sink':
exts = QgsVectorFileWriter.supportedFormatExtensions() exts = QgsVectorFileWriter.supportedFormatExtensions()
for i in range(len(exts)): for i in range(len(exts)):
exts[i] = tr('{0} files (*.{1})', 'ParameterVector').format(exts[i].upper(), exts[i].lower()) exts[i] = tr('{0} files (*.{1})', 'ParameterVector').format(exts[i].upper(), exts[i].lower())

5
src/core/processing/qgsprocessingprovider.cpp
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@ -45,6 +45,11 @@ QString QgsProcessingProvider::longName() const
return name(); return name();
} }
QStringList QgsProcessingProvider::supportedOutputRasterLayerExtensions() const
{
return QStringList() << QStringLiteral( "tif" );
}
void QgsProcessingProvider::refreshAlgorithms() void QgsProcessingProvider::refreshAlgorithms()
{ {
qDeleteAll( mAlgorithms ); qDeleteAll( mAlgorithms );

2
src/core/processing/qgsprocessingprovider.h
View File

@ -106,7 +106,7 @@ class CORE_EXPORT QgsProcessingProvider : public QObject
* \see supportedOutputVectorLayerExtensions() * \see supportedOutputVectorLayerExtensions()
* \see supportedOutputTableExtensions() * \see supportedOutputTableExtensions()
*/ */
virtual QStringList supportedOutputRasterLayerExtensions() const { return QStringList() << QStringLiteral( "tif" ); } virtual QStringList supportedOutputRasterLayerExtensions() const;
/** /**
* Returns a list of the vector format file extensions supported by this provider. * Returns a list of the vector format file extensions supported by this provider.