mirror of
https://github.com/lifestorm/wnsrc.git
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133 lines
2.2 KiB
Lua
133 lines
2.2 KiB
Lua
--[[
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| This file was obtained through the combined efforts
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| of Madbluntz & Plymouth Antiquarian Society.
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| Credits: lifestorm, Gregory Wayne Rossel JR.,
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| Maloy, DrPepper10 @ RIP, Atle!
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| Visit for more: https://plymouth.thetwilightzone.ru/
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--]]
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local PANEL = {}
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AccessorFunc( PANEL, "m_iCols", "Cols" )
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AccessorFunc( PANEL, "m_iColWide", "ColWide" )
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AccessorFunc( PANEL, "m_iRowHeight", "RowHeight" )
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function PANEL:Init()
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self.Items = {}
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self:SetCols( 4 )
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self:SetColWide( 32 )
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self:SetRowHeight( 32 )
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self:SetMouseInputEnabled( true )
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end
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function PANEL:GetItems()
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-- Should we return a copy of this to stop
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-- people messing with it?
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return self.Items
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end
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function PANEL:AddItem( item )
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if ( !IsValid( item ) ) then return end
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item:SetVisible( true )
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item:SetParent( self )
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table.insert( self.Items, item )
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self:InvalidateLayout()
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end
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function PANEL:RemoveItem( item, bDontDelete )
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for k, panel in pairs( self.Items ) do
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if ( panel == item ) then
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table.remove( self.Items, k )
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if ( !bDontDelete ) then
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panel:Remove()
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end
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self:InvalidateLayout()
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end
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end
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end
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function PANEL:PerformLayout()
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local i = 0
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self.m_iCols = math.floor( self.m_iCols )
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self.m_iRowHeight = math.floor( self.m_iRowHeight )
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self.m_iColWide = math.floor( self.m_iColWide )
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for k, panel in pairs( self.Items ) do
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if ( !panel:IsVisible() ) then continue end
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local x = ( i % self.m_iCols ) * self.m_iColWide
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local y = math.floor( i / self.m_iCols ) * self.m_iRowHeight
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panel:SetPos( x, y )
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i = i + 1
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end
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self:SetWide( self.m_iColWide * self.m_iCols )
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self:SetTall( math.ceil( i / self.m_iCols ) * self.m_iRowHeight )
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end
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function PANEL:SortByMember( key, desc )
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if ( desc == nil ) then
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desc = true
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end
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table.sort( self.Items, function( a, b )
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if ( desc ) then
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local ta = a
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local tb = b
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a = tb
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b = ta
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end
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if ( a[ key ] == nil ) then return false end
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if ( b[ key ] == nil ) then return true end
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return a[ key ] > b[ key ]
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end )
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end
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function PANEL:Clear()
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for k, panel in ipairs( self:GetChildren() ) do
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panel:Remove()
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end
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self.Items = {}
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end
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derma.DefineControl( "DGrid", "A really simple grid layout panel", PANEL, "Panel" )
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