Resolve "Merge the best from 7.40 branch"

SabrehavenOTClient/modules/game_playertrade/playertrade.lua

@@ -0,0 +1,81 @@
+tradeWindow = nil
+
+function init()
+  g_ui.importStyle('tradewindow')
+
+  connect(g_game, { onOwnTrade = onGameOwnTrade,
+                    onCounterTrade = onGameCounterTrade,
+                    onCloseTrade = onGameCloseTrade,
+                    onGameEnd = onGameCloseTrade })
+end
+
+function terminate()
+  disconnect(g_game, { onOwnTrade = onGameOwnTrade,
+                       onCounterTrade = onGameCounterTrade,
+                       onCloseTrade = onGameCloseTrade,
+                       onGameEnd = onGameCloseTrade })
+
+  if tradeWindow then
+    tradeWindow:destroy()
+  end
+end
+
+function createTrade()
+  tradeWindow = g_ui.createWidget('TradeWindow', modules.game_interface.getRightPanel())
+  tradeWindow.onClose = function()
+    g_game.rejectTrade()
+    tradeWindow:hide()
+  end
+  tradeWindow:setup()
+end
+
+function fillTrade(name, items, counter)
+  if not tradeWindow then
+    createTrade()
+  end
+
+  local tradeItemWidget = tradeWindow:getChildById('tradeItem')
+  tradeItemWidget:setItemId(items[1]:getId())
+
+  local tradeContainer
+  local label
+  local countLabel
+  if counter then
+    tradeContainer = tradeWindow:recursiveGetChildById('counterTradeContainer')
+    label = tradeWindow:recursiveGetChildById('counterTradeLabel')
+    countLabel = tradeWindow:recursiveGetChildById('counterTradeCountLabel')
+    tradeWindow:recursiveGetChildById('acceptButton'):enable()
+  else
+    tradeContainer = tradeWindow:recursiveGetChildById('ownTradeContainer')
+    label = tradeWindow:recursiveGetChildById('ownTradeLabel')
+    countLabel = tradeWindow:recursiveGetChildById('ownTradeCountLabel')
+  end
+  label:setText(name)
+  countLabel:setText(tr("Items") .. ": " .. #items)
+  
+
+  for index,item in ipairs(items) do
+    local itemWidget = g_ui.createWidget('Item', tradeContainer)
+    itemWidget:setItem(item)
+    itemWidget:setVirtual(true)
+    itemWidget:setMargin(0)
+    itemWidget.onClick = function()
+      g_game.inspectTrade(counter, index-1)
+    end
+  end
+end
+
+function onGameOwnTrade(name, items)
+  fillTrade(name, items, false)
+end
+
+function onGameCounterTrade(name, items)
+  fillTrade(name, items, true)
+end
+
+function onGameCloseTrade()
+  if tradeWindow then
+    tradeWindow:destroy()
+    tradeWindow = nil
+  end
+end