Merge pull request #6238 from alexbruy/saga-icon

[processing] SVG icon for SAGA provider

Author: alexbruy

images/images.qrc

@@ -596,6 +596,7 @@
         <file>themes/default/providerGrass.svg</file>
         <file>themes/default/providerQgis.svg</file>
         <file>themes/default/providerR.svg</file>
+        <file>themes/default/providerSaga.svg</file>
         <file>themes/default/processingModel.svg</file>
         <file>themes/default/processingScript.svg</file>
         <file>themes/default/processingAlgorithm.svg</file>

images/themes/default/providerSaga.svg

@@ -30,6 +30,7 @@
 from qgis.PyQt.QtCore import QCoreApplication
 from qgis.core import (QgsProcessingProvider,
                        QgsProcessingUtils,
+                       QgsApplication,
                        QgsMessageLog)
 from processing.core.ProcessingConfig import ProcessingConfig, Setting
 from processing.tools.system import isWindows, isMac
@@ -134,7 +135,7 @@ def supportsNonFileBasedOutput(self):
         return False
 
     def icon(self):
-        return QIcon(os.path.join(pluginPath, 'images', 'saga.png'))
+        return QgsApplication.getThemeIcon("/providerSaga.svg")
 
     def tr(self, string, context=''):
         if context == '':