<function name="Dock" parent="Panel" type="classfunc"> <description> Sets the dock type of the panel. <note>After using this function, if you want to get the correct panel's bounds (position, size), use <page>Panel:InvalidateParent</page> (use **true** as argument if you need to update immediately)</note> </description> <realm>Client</realm> <args> <arg name="dockType" type="number">Dock type using <page>Enums/DOCK</page>.</arg> </args> </function> <example> <description>Example docking including DockMargin. Provided by Walrus Viking in [this](http://facepunch.com/showthread.php?t=1439021&p=47095061&viewfull=1#post47095061) Facepunch post.</description> <code> local f = vgui.Create( "DFrame" ) f:SetTitle( "Dock Test" ) f:SetSize( 256, 256 ) f:Center() f:MakePopup() local p = vgui.Create( "DPanel", f ) p:Dock( FILL ) p:DockMargin( 0, 0, 0, 0 ) for i = 0, 10, 1 do local l = vgui.Create( "DLabel", p ) l:Dock( TOP ) l:DockMargin( 4, 0, 0, 0 ) -- shift to the right l:SetColor( color_black ) l:SetText( "Hi! I'm a label!" ) end </code> <output>&lt;br&gt;<image src="panel_dock_example1.png"/></output> <output><image src="panel_dock_example1.png"/></output> </example> <example> <description>Example showing how multiple docked elements behave.</description> <code> local frame = vgui.Create("DFrame") frame:SetSize(600, 300) frame:SetTitle("Docking Demonstration") frame:Center() frame:MakePopup(true) local panel = vgui.Create("DPanel", frame) --Create a panel on the left panel:SetSize(300, 0) --Height doesn't matter since we're docking it to the left anyways panel:Dock(LEFT) local fill = vgui.Create("DButton", panel) --Create a button and dock it fill:SetText("FILL") fill:Dock(FILL) local left = vgui.Create("DButton", panel) left:SetText("LEFT") left:Dock(LEFT) local right = vgui.Create("DButton", panel) right:SetText("RIGHT") right:Dock(RIGHT) local top = vgui.Create("DButton", panel) top:SetText("TOP") top:Dock(TOP) local bottom = vgui.Create("DButton", panel) bottom:SetText("BOTTOM") bottom:Dock(BOTTOM) local panel = vgui.Create("DPanel", frame) --Do the same thing on the right, but this time with top and bottom before left and right panel:SetSize(300, 0) panel:Dock(RIGHT) local fill = vgui.Create("DButton", panel) fill:SetText("FILL") fill:Dock(FILL) local top = vgui.Create("DButton", panel) top:SetText("TOP") top:Dock(TOP) local bottom = vgui.Create("DButton", panel) bottom:SetText("BOTTOM") bottom:Dock(BOTTOM) local left = vgui.Create("DButton", panel) left:SetText("LEFT") left:Dock(LEFT) local right = vgui.Create("DButton", panel) right:SetText("RIGHT") right:Dock(RIGHT) </code> <output><image src="panel_dock_example_2.png"/></output> </example>