70 lines
1.9 KiB
Lua
70 lines
1.9 KiB
Lua
UIComboBox = extends(UIWidget)
|
|
|
|
function UIComboBox.create()
|
|
local combobox = UIComboBox.internalCreate()
|
|
combobox.m_options = {}
|
|
combobox.m_currentIndex = -1
|
|
return combobox
|
|
end
|
|
|
|
function UIComboBox:setCurrentOption(text)
|
|
if not self.m_options then return end
|
|
for i,v in ipairs(self.m_options) do
|
|
if v.text == text and self.m_currentIndex ~= i then
|
|
self.m_currentIndex = i
|
|
self:setText(text)
|
|
self:onOptionChange(text, v.data)
|
|
return
|
|
end
|
|
end
|
|
end
|
|
|
|
function UIComboBox:setCurrentIndex(index)
|
|
if index >= 1 and index <= #self.m_options then
|
|
local v = self.m_options[index]
|
|
self.m_currentIndex = index
|
|
self:setText(v.text)
|
|
self:onOptionChange(v.text, v.data)
|
|
end
|
|
end
|
|
|
|
function UIComboBox:addOption(text, data)
|
|
table.insert(self.m_options, { text = text, data = data })
|
|
local index = #self.m_options
|
|
if index == 1 then self:setCurrentOption(text) end
|
|
return index
|
|
end
|
|
|
|
function UIComboBox:onMousePress(mousePos, mouseButton)
|
|
local menu = createWidget(self:getStyleName() .. 'PopupMenu', self)
|
|
for i,v in ipairs(self.m_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 direction == MouseWheelUp and self.m_currentIndex > 1 then
|
|
self:setCurrentIndex(self.m_currentIndex - 1)
|
|
elseif direction == MouseWheelDown and self.m_currentIndex < #self.m_options then
|
|
self:setCurrentIndex(self.m_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
|
|
end
|
|
|
|
function UIComboBox:onOptionChange(optionText, optionData)
|
|
-- nothing todo
|
|
end
|