[processing] fixed provider updates in toolbox

Author: volaya

python/plugins/processing/core/Processing.py

@@ -183,6 +183,14 @@ def updateProviders():
         for provider in providers:
             provider.loadAlgorithms()
 
+    @staticmethod
+    def reloadProvider(providerName):
+        for p in Processing.providers:
+            if p.getName() == providerName:
+                p.loadAlgorithms()
+                Processing.algs[
+                    p.getName()] = {a.commandLineName(): a for a in p.algs}
+
     @staticmethod
     def loadAlgorithms():
         Processing.algs = {}

python/plugins/processing/gui/ProcessingToolbox.py

@@ -157,6 +157,7 @@ def activateProvider(self, providerName):
                                 "The provider has been activated, but it might need additional configuration.")
 
     def updateProvider(self, providerName):
+        Processing.reloadProvider(providerName)
         item = self._providerItem(providerName)
         if item is not None:
             item.refresh()
@@ -308,9 +309,7 @@ def addRecentAlgorithms(self, updating):
     def addProvider(self, providerName):
         name = 'ACTIVATE_' + providerName.upper().replace(' ', '_')
         providerItem = TreeProviderItem(providerName, None, self)
-        if ProcessingConfig.getSetting(name):
-            providerItem.setHidden(providerItem.childCount() == 0)
-        else:
+        if not ProcessingConfig.getSetting(name):
             providerItem = TreeProviderItem(providerName, None, self)
             providerItem.setHidden(True)
             self.disabledProviderItems[providerName] = providerItem
@@ -330,7 +329,6 @@ def fillTreeUsingProviders(self):
             name = 'ACTIVATE_' + providerName.upper().replace(' ', '_')
             if ProcessingConfig.getSetting(name):
                 providerItem = TreeProviderItem(providerName, self.algorithmTree, self)
-                providerItem.setHidden(providerItem.childCount() == 0)
             else:
                 disabled.append(providerName)
         self.algorithmTree.sortItems(0, Qt.AscendingOrder)
@@ -436,3 +434,5 @@ def activateProvider():
         self.setToolTip(0, self.text(0))
         for groupItem in groups.values():
             self.addChild(groupItem)
+
+        self.setHidden(self.childCount() == 0)