[processing] fixed rendering styles dialog

fixes #12583

Author: volaya

python/plugins/processing/gui/EditRenderingStylesDialog.py

@@ -42,7 +42,7 @@ def __init__(self, alg):
         QDialog.__init__(self)
         self.setupUi(self)
 
-        self.alg = alg
+        self.alg = alg.getCopy()
 
         self.tblStyles.horizontalHeader().setResizeMode(QHeaderView.Stretch)
         self.setWindowTitle(self.alg.name)
@@ -64,7 +64,7 @@ def setTableContent(self):
             if isinstance(output, (OutputVector, OutputRaster)):
                 if not output.hidden:
                     item = QTableWidgetItem(output.description + '<'
-                            + output.__module__.split('.')[-1] + '>')
+                            + output.__class__.__name__ + '>')
                     item.setFlags(Qt.ItemIsEnabled)
                     self.tblStyles.setItem(i, 0, item)
                     item = RenderingStyleFilePanel()