mirror of
https://github.com/Insality/druid
synced 2025-06-27 10:27:48 +02:00
76 lines
1.6 KiB
Lua
76 lines
1.6 KiB
Lua
--- Radio group module
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-- @module RadioGroup
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-- @within BaseComponent
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-- @alias druid.radio_group
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--- On any checkbox click
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-- @tfield druid_event on_radio_click
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--- Array of checkbox components
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-- @tfield Checkbox[] checkboxes
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local Event = require("druid.event")
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local component = require("druid.component")
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local RadioGroup = component.create("radio_group")
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local function on_checkbox_click(self, index)
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for i = 1, #self.checkboxes do
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self.checkboxes[i]:set_state(i == index, true)
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end
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self.on_radio_click:trigger(self:get_context(), index)
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end
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--- Component init function
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-- @tparam RadioGroup self
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-- @tparam node[] nodes Array of gui node
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-- @tparam function callback Radio callback
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-- @tparam[opt=node] node[] click_nodes Array of trigger nodes, by default equals to nodes
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function RadioGroup.init(self, nodes, callback, click_nodes)
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self.druid = self:get_druid()
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self.checkboxes = {}
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self.on_radio_click = Event(callback)
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for i = 1, #nodes do
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local click_node = click_nodes and click_nodes[i] or nil
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local checkbox = self.druid:new_checkbox(nodes[i], function()
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on_checkbox_click(self, i)
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end, click_node)
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table.insert(self.checkboxes, checkbox)
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end
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end
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--- Set radio group state
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-- @tparam RadioGroup self
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-- @tparam number index Index in radio group
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function RadioGroup.set_state(self, index)
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on_checkbox_click(self, index)
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end
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--- Return radio group state
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-- @tparam RadioGroup self
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-- @treturn number Index in radio group
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function RadioGroup.get_state(self)
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local result = -1
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for i = 1, #self.checkboxes do
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if self.checkboxes[i]:get_state() then
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result = i
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break
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end
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end
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return result
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end
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return RadioGroup
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