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

147 lines
3.1 KiB
Lua

-- @docclass
UISpinBox = extends(UITextEdit)
function UISpinBox.create()
local spinbox = UISpinBox.internalCreate()
spinbox:setFocusable(false)
spinbox:setValidCharacters('0123456789')
spinbox.displayButtons = true
spinbox.minimum = 0
spinbox.maximum = 0
spinbox.value = 0
spinbox.step = 1
spinbox.firstchange = true
spinbox:setText("0")
return spinbox
end
function UISpinBox:onMouseWheel(mousePos, direction)
if direction == MouseWheelUp then
self:up()
elseif direction == MouseWheelDown then
self:down()
end
return true
end
function UISpinBox:onKeyPress()
if self.firstchange then
self.firstchange = false
self:setText('')
end
return false
end
function UISpinBox:onTextChange(text, oldText)
if text:len() == 0 then
self:setValue(self.minimum)
return
end
local number = tonumber(text)
if not number then
self:setText(number)
return
else
if number < self.minimum then
self:setText(self.minimum)
return
elseif number > self.maximum then
self:setText(self.maximum)
return
end
end
self:setValue(number)
end
function UISpinBox:onValueChange(value)
-- nothing todo
end
function UISpinBox:onStyleApply(styleName, styleNode)
for name, value in pairs(styleNode) do
if name == 'maximum' then
addEvent(function() self:setMaximum(value) end)
elseif name == 'minimum' then
addEvent(function() self:setMinimum(value) end)
elseif name == 'buttons' then
addEvent(function()
if value then
self:showButtons()
else
self:hideButtons()
end
end)
end
end
end
function UISpinBox:showButtons()
self:getChildById('up'):show()
self:getChildById('down'):show()
self.displayButtons = true
end
function UISpinBox:hideButtons()
self:getChildById('up'):hide()
self:getChildById('down'):hide()
self.displayButtons = false
end
function UISpinBox:up()
self:setValue(self.value + self.step)
end
function UISpinBox:down()
self:setValue(self.value - self.step)
end
function UISpinBox:setValue(value)
value = value or 0
value = math.max(math.min(self.maximum, value), self.minimum)
if value == self.value then return end
if self:getText():len() > 0 then
self:setText(value)
end
self.value = value
local upButton = self:getChildById('up')
local downButton = self:getChildById('down')
if upButton then
upButton:setEnabled(self.maximum ~= self.minimum and self.value ~= self.maximum)
end
if downButton then
downButton:setEnabled(self.maximum ~= self.minimum and self.value ~= self.minimum)
end
signalcall(self.onValueChange, self, value)
end
function UISpinBox:setMinimum(minimum)
minimum = minimum or -9223372036854775808
self.minimum = minimum
if self.minimum > self.maximum then
self.maximum = self.minimum
end
if self.value < minimum then
self:setValue(minimum)
end
end
function UISpinBox:setMaximum(maximum)
maximum = maximum or 9223372036854775807
self.maximum = maximum
if self.value > maximum then
self:setValue(maximum)
end
end
function UISpinBox:setStep(step)
self.step = step or 1
end
function UISpinBox:getValue()
return self.value
end