tibia-client/modules/corelib/ui/uicombobox.lua

143 lines
3.5 KiB
Lua

-- @docclass
UIComboBox = extends(UIWidget)
function UIComboBox.create()
local combobox = UIComboBox.internalCreate()
combobox:setFocusable(false)
combobox.options = {}
combobox.currentIndex = -1
combobox.mouseScroll = true
return combobox
end
function UIComboBox:clearOptions()
self.options = {}
self.currentIndex = -1
self:clearText()
end
function UIComboBox:getOption(text)
if not self.options then return nil end
for i,v in ipairs(self.options) do
if v.text == text then
return nil
end
end
end
function UIComboBox:setCurrentOption(text)
if not self.options then return end
for i,v in ipairs(self.options) do
if v.text == text and self.currentIndex ~= i then
self.currentIndex = i
self:setText(text)
signalcall(self.onOptionChange, self, text, v.data)
return
end
end
end
function UIComboBox:setCurrentOptionByData(data)
if not self.options then return end
for i,v in ipairs(self.options) do
if v.data == data and self.currentIndex ~= i then
self.currentIndex = i
self:setText(v.text)
signalcall(self.onOptionChange, self, v.text, v.data)
return
end
end
end
function UIComboBox:setCurrentIndex(index)
if index >= 1 and index <= #self.options then
local v = self.options[index]
self.currentIndex = index
self:setText(v.text)
signalcall(self.onOptionChange, self, v.text, v.data)
end
end
function UIComboBox:getCurrentOption()
if table.haskey(self.options, self.currentIndex) then
return self.options[self.currentIndex]
end
end
function UIComboBox:addOption(text, data)
table.insert(self.options, { text = text, data = data })
local index = #self.options
if index == 1 then self:setCurrentOption(text) end
return index
end
function UIComboBox:removeOption(text)
for i,v in ipairs(self.options) do
if v.text == text then
table.remove(self.options, i)
if self.currentIndex == i then
self:setCurrentIndex(1)
elseif self.currentIndex > i then
self.currentIndex = self.currentIndex - 1
end
return
end
end
end
function UIComboBox:onMousePress(mousePos, mouseButton)
local menu = g_ui.createWidget(self:getStyleName() .. 'PopupMenu')
menu:setId(self:getId() .. 'PopupMenu')
for i,v in ipairs(self.options) do
menu:addOption(v.text, function() self:setCurrentOption(v.text) end)
end
menu:setWidth(self:getWidth())
menu:display({ x = self:getX(), y = self:getY() + self:getHeight() })
connect(menu, { onDestroy = function() self:setOn(false) end })
self:setOn(true)
return true
end
function UIComboBox:onMouseWheel(mousePos, direction)
if not self.mouseScroll then
return false
end
if direction == MouseWheelUp and self.currentIndex > 1 then
self:setCurrentIndex(self.currentIndex - 1)
elseif direction == MouseWheelDown and self.currentIndex < #self.options then
self:setCurrentIndex(self.currentIndex + 1)
end
return true
end
function UIComboBox:onStyleApply(styleName, styleNode)
if styleNode.options then
for k,option in pairs(styleNode.options) do
self:addOption(option)
end
end
if styleNode.data then
for k,data in pairs(styleNode.data) do
local option = self.options[k]
if option then
option.data = data
end
end
end
for name,value in pairs(styleNode) do
if name == 'mouse-scroll' then
self.mouseScroll = value
end
end
end
function UIComboBox:setMouseScroll(scroll)
self.mouseScroll = scroll
end
function UIComboBox:canMouseScroll()
return self.mouseScroll
end