Allow algorithms to link to multiple depandant parameters in modeler …

…scene
qgis · Dec 20, 2019 · b8b6688 · b8b6688
1 parent 3e9aaaa
commit b8b6688
Showing 1 changed file with 10 additions and 6 deletions.
diff --git a/python/plugins/processing/modeler/ModelerScene.py b/python/plugins/processing/modeler/ModelerScene.py
@@ -99,14 +99,18 @@ def paintModel(self, model, controls=True):
         for input_name in list(model.parameterComponents().keys()):
             idx = 0
             parameter_def = model.parameterDefinition(input_name)
-            parent_name = None
+            parent_names = []
             if hasattr(parameter_def, 'parentLayerParameterName') and parameter_def.parentLayerParameterName():
-                parent_name = parameter_def.parentLayerParameterName()
+                parent_names.append(parameter_def.parentLayerParameterName())
             if hasattr(parameter_def, 'parentLayoutParameterName') and parameter_def.parentLayoutParameterName():
-                parent_name = parameter_def.parentLayoutParameterName()
-            elif hasattr(parameter_def, 'parentParameterName') and parameter_def.parentParameterName():
-                parent_name = parameter_def.parentParameterName()
-            if parent_name:
+                parent_names.append(parameter_def.parentLayoutParameterName())
+            if hasattr(parameter_def, 'parentParameterName') and parameter_def.parentParameterName():
+                parent_names.append(parameter_def.parentParameterName())
+            if hasattr(parameter_def, 'sourceCrsParameterName') and parameter_def.sourceCrsParameterName():
+                parent_names.append(parameter_def.sourceCrsParameterName())
+            if hasattr(parameter_def, 'destinationCrsParameterName') and parameter_def.destinationCrsParameterName():
+                parent_names.append(parameter_def.destinationCrsParameterName())
+            for parent_name in parent_names:
                 if input_name in self.paramItems and parent_name in self.paramItems:
                     input_item = self.paramItems[input_name]
                     parent_item = self.paramItems[parent_name]