Add support for delayed changing of text in columns via a delayedText

method that will get called if getText returns false

gui/builtinViewColumns/modulePrice.py

@@ -20,6 +20,7 @@
 from gui.viewColumn import ViewColumn
 from gui import bitmapLoader
 import service
+from util import formatAmount
 
 class ModulePrice(ViewColumn):
     name = "Module Price"
@@ -33,15 +34,16 @@ class ModulePrice(ViewColumn):
 
 
     def getText(self, mod):
-        itemPrice = None
+        return False if mod.item is not None else ""
+
+    def delayedText(self, mod, display, colItem):
         def callback(requests):
-            itemPrice = requests[0].price
+            price = requests[0].price
-        
+            colItem.SetText(formatAmount(price, 3, 3, 9) if price is not None else "")
-        service.Market.getInstance().getPrices([mod.ID], callback)
+            display.SetItem(colItem)
-        if itemPrice is not None:
+
-            return "%.0f" % itemPrice
+
-        else:
+        service.Market.getInstance().getPrices([mod.item.ID], callback)
-            return ""
 
     def getImageId(self, mod):
         return -1

gui/display.py

@@ -127,6 +127,10 @@ class Display(wx.ListCtrl):
                 oldText = colItem.GetText()
                 oldImageId = colItem.GetImage()
                 newText = col.getText(st)
+                if newText is False:
+                    col.delayedText(st, self, colItem)
+                    newText = ""
+
                 newImageId = col.getImageId(st)
 
                 colItem.SetText(newText)

gui/viewColumn.py

@@ -54,4 +54,7 @@ class ViewColumn(object):
     def getParameters(self):
         raise NotImplementedError()
 
-from gui.builtinViewColumns import *
+    def delayedText(self, display, colItem):
+        raise NotImplementedError()
+
+from gui.builtinViewColumns import *