<function name="ChooseOptionID" parent="DComboBox" type="panelfunc"> <ispanel>yes</ispanel> <description>Selects an option within a combo box based on its table index.</description> <realm>Client</realm> <file line="99-L104">lua/vgui/dcombobox.lua</file> <file line="103-L108">lua/vgui/dcombobox.lua</file> <args> <arg name="index" type="number">Selects the option with given index.</arg> </args> </function> <example> <description>A simple combo box menu which gives choices for a favorite lunch meal, including a non-preference choice which randomly chooses an option.</description> <code> BGPanel = vgui.Create("DPanel") BGPanel:SetPos(20, 20) BGPanel:SetSize(200, 100) -- Text output local lbl = vgui.Create("DLabel", BGPanel) lbl:SetPos(10, 80) lbl:SetSize(180, 20) lbl:SetDark(true) lbl:SetText("You choose...") -- Combo box local cbox = vgui.Create("DComboBox", BGPanel) cbox:SetPos(5, 5) cbox:SetSize(190, 20) cbox:SetValue("What's your favorite lunch meal?") -- Choices cbox:AddChoice("BBQ Chicken") cbox:AddChoice("Fish and Chips") cbox:AddChoice("Pizza") cbox:AddChoice("Potato Salad") cbox:AddChoice("Roast Beef Sandwich") cbox:AddChoice("Spaghetti") -- No preference: data is set to -1 cbox:AddChoice("I don't have a favorite.", -1) function cbox:OnSelect(index, value, data) -- No preference? Choose a random choice if(data == -1) then self:ChooseOptionID(math.random(1, 6)) -- Otherwise update the text label with our choice else lbl:SetText("You choose "..value..".") end end </code> <output><image src="DComboBox_ChooseOptionID_example1.gif"/></output> </example>