trade working

* use only mouse left release in checkboxes
* remvoe duplicated code in radiogroup
* implement player trade

modules/game_playertrade/playertrade.lua

@@ -7,26 +7,55 @@ PlayerTrade = {}
 local tradeWindow
 
 local function createTrade()
-  if tradeWindow then
-    tradeWindow:destroy()
-    tradeWindow = nil
+  tradeWindow = createWidget('TradeWindow', GameInterface.getRightPanel())
+  tradeWindow.onClose = function()
+    g_game.rejectTrade()
+    tradeWindow:hide()
+  end
+end
+
+local function fillTrade(name, items, counter)
+  if not tradeWindow then
+    createTrade()
   end
 
-  tradeWindow = createWidget('TradeWindow', rootWidget)
-end
-
-local function onOwnTrade(name, items)
-  local firstItem = items[1]
-
   local tradeItemWidget = tradeWindow:getChildById('tradeItem')
-  tradeItemWidget:setItem(firstItem)
+  tradeItemWidget:setItemId(items[1]:getId())
+
+  local tradeContainer
+  local label
+  if counter then
+    tradeContainer = tradeWindow:recursiveGetChildById('counterTradeContainer')
+    label = tradeWindow:recursiveGetChildById('counterTradeLabel')
+
+    tradeWindow:recursiveGetChildById('acceptButton'):enable()
+  else
+    tradeContainer = tradeWindow:recursiveGetChildById('ownTradeContainer')
+    label = tradeWindow:recursiveGetChildById('ownTradeLabel')
+  end
+  label:setText(name)
+
+  for index,item in ipairs(items) do
+    local itemWidget = createWidget('Item', tradeContainer)
+    itemWidget:setItem(item)
+    itemWidget:setVirtual(true)
+    itemWidget:setMargin(1)
+    itemWidget.onClick = function()
+      g_game.inspectTrade(counter, index-1)
+    end
+  end
 end
 
-local function onCounterTrade(name, items)
-
+local function onGameOwnTrade(name, items)
+  fillTrade(name, items, false)
 end
 
-local function onCloseTrade()
+local function onGameCounterTrade(name, items)
+  fillTrade(name, items, true)
+end
+
+local function onGameCloseTrade()
+  if not tradeWindow then return end
   tradeWindow:destroy()
   tradeWindow = nil
 end
@@ -36,11 +65,18 @@ function PlayerTrade.init()
 
   connect(g_game, { onOwnTrade = onGameOwnTrade,
                     onCounterTrade = onGameCounterTrade,
-                    onCloseTrade = onGameCloseTrade })
+                    onCloseTrade = onGameCloseTrade,
+                    onGameEnd = onGameCloseTrade })
 end
 
 function PlayerTrade.terminate()
   disconnect(g_game, { onOwnTrade = onGameOwnTrade,
                        onCounterTrade = onGameCounterTrade,
-                       onCloseTrade = onGameCloseTrade })
+                       onCloseTrade = onGameCloseTrade,
+                       onGameEnd = onGameCloseTrade })
+
+  if tradeWindow then
+    tradeWindow:destroy()
+    tradeWindow = nil
+  end
 end