Modal Dialogs / Support for 9.70

OTC now supports showing and answering modal dialogs.

addDialog(modaldialog, dialogId, cid, callback)

TODO:
-find out what the "popup" value does.. (Maybe someone knows)

modules/game_modaldialog/modaldialog.lua

@@ -0,0 +1,69 @@
+function init()
+  g_ui.importStyle('modaldialog.otui')
+
+  connect(g_game, { onModalDialog = onModalDialog,
+                    onGameEnd = destroy })
+end
+
+function terminate()
+  disconnect(g_game, { onModalDialog = onModalDialog,
+                       onGameEnd = destroy })
+
+  destroy()
+end
+
+function destroy()
+  if modalDialog then
+    modalDialog:destroy()
+    modalDialog = nil
+  end
+end
+
+function onModalDialog(id, title, message, enterId, enterText, escapeId, escapeText, choices) 
+  if modalDialog then return end
+  
+  modalDialog = g_ui.createWidget('ModalDialog', rootWidget)
+  
+  local enterButton = modalDialog:getChildById('enterButton')
+  local escapeButton = modalDialog:getChildById('escapeButton')
+  local messageLabel = modalDialog:getChildById('messageLabel')
+  local choiceList = modalDialog:getChildById('choiceList')
+  
+  modalDialog:setText(title)
+  messageLabel:setText(message)
+  enterButton:setText(enterText)
+  escapeButton:setText(escapeText)
+  
+  local focusLabel = nil
+  for k, v in pairs(choices) do
+    local choiceId = v[1]
+    local choiceName = v[2]
+    
+    local label = g_ui.createWidget('ChoiceListLabel', choiceList)
+    label.choiceId = choiceId
+    label:setText(choiceName)
+    label:setPhantom(false)
+    
+    if not focusLabel then
+      focusLabel = label
+    end
+  end
+  choiceList:focusChild(focusLabel)
+
+  local enterFunc = function()
+    g_game.answerModalDialog(id, enterId, choiceList:getFocusedChild().choiceId)
+    destroy()
+  end
+  
+  local escapeFunc = function()
+    g_game.answerModalDialog(id, escapeId, choiceList:getFocusedChild().choiceId)
+    destroy()
+  end
+  
+  enterButton.onClick = enterFunc
+  modalDialog.onEnter = enterFunc
+  
+  escapeButton.onClick = escapeFunc
+  modalDialog.onEscape = escapeFunc
+  return
+end