DPropertySheet

[Sam Behner]

Im currently using a DPorpertySheet and I'm trying to make it when you click the Commands tab it makes a DCategoryList I tried to add the code for it below the sheet:AddSheet but it didn't wor
my code if it helps:

local frame = vgui.Create( "DFrame" )
frame:SetSize( 800, 900 )
frame:Center()
frame:SetTitle("Main Menu")
frame:SetVisible(true)
frame:SetDraggable(true)
frame:SetBackgroundBlur(true)
frame:MakePopup()

local sheet = vgui.Create( "DPropertySheet", frame )
sheet:Dock( FILL )

local CatList = vgui.Create( "DCategoryList", frame )
CatList:Dock( FILL )

local panel1 = vgui.Create( "DPanel", sheet )
sheet:AddSheet( "Commands", panel1, "icon16/cog.png" )
panel1.Paint = function( self, w, h ) draw.RoundedBox( 0, 0, 0, w, h, Color( 140, 144, 145, self:GetAlpha() ) ) end



local panel2 = vgui.Create( "DPanel", sheet )
sheet:AddSheet( "Jobs", panel2, "icon16/user.png" )
panel2.Paint = function( self, w, h ) draw.RoundedBox( 0, 0, 0, w, h, Color( 140, 144, 145, self:GetAlpha() ) ) end

local panel3 = vgui.Create( "DPanel", sheet )
sheet:AddSheet( "Market", panel3, "icon16/cart.png" )
panel3.Paint = function( self, w, h ) draw.RoundedBox( 0, 0, 0, w, h, Color( 140, 144, 145, self:GetAlpha() ) ) end

local panel4 = vgui.Create( "DPanel", sheet )
sheet:AddSheet( "Inventory", panel4, "icon16/application_view_tile.png" )
panel4.Paint = function( self, w, h ) draw.RoundedBox( 0, 0, 0, w, h, Color( 140, 144, 145, self:GetAlpha() ) ) end

local panel5 = vgui.Create( "DPanel", sheet )
sheet:AddSheet( "Crafting", panel5, "icon16/wrench.png" )
panel5.Paint = function( self, w, h ) draw.RoundedBox( 0, 0, 0, w, h, Color( 140, 144, 145, self:GetAlpha() ) ) end

local panel6 = vgui.Create( "DPanel", sheet )
sheet:AddSheet( "Party", panel6, "icon16/group.png" )
panel6.Paint = function( self, w, h ) draw.RoundedBox( 0, 0, 0, w, h, Color( 140, 144, 145, self:GetAlpha() ) ) end

local panel7 = vgui.Create( "DPanel", sheet )
sheet:AddSheet( "Options", panel7, "icon16/table_edit.png" )
panel7.Paint = function( self, w, h ) draw.RoundedBox( 0, 0, 0, w, h, Color( 140, 144, 145, self:GetAlpha() ) ) end