Network: Translate default node and reach name in ui.

src/View/Network/GraphWidget.py

@@ -368,11 +368,18 @@ class EdgeItem(QGraphicsItem):
 
 
 class NodeText(QGraphicsTextItem):
-    def __init__(self, node_item):
+    def __init__(self, node_item, graph):
         super(NodeText, self).__init__()
 
         self.item = node_item
-        self.setPlainText(self.item.node.name)
+        self.graph = graph
+
+        name = self.item.node.name
+        if name == "":
+            name = self.graph._trad.node_name(self.item.node)
+
+        self.setPlainText(name)
+
         self.setDefaultTextColor(Qt.black)
         self.set_custom_pos(self.item.pos())
         self.setZValue(2)
@@ -502,7 +509,7 @@ class GraphWidget(QGraphicsView):
 
         for node in self.graph.nodes():
             inode = NodeItem(node, self)
-            self.texts[inode] = NodeText(inode)
+            self.texts[inode] = NodeText(inode, self)
             self.scene().addItem(self.texts[inode])
             self.scene().addItem(inode)
             self.node_items.append(inode)
@@ -578,7 +585,7 @@ class GraphWidget(QGraphicsView):
         inode = NodeItem(node, self)
         self.scene().addItem(inode)
         self.node_items.append(inode)
-        self.texts[inode] = NodeText(inode)
+        self.texts[inode] = NodeText(inode, self)
         self.scene().addItem(self.texts[inode])
 
         self.changeNode.emit(self.sender())