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lua/vgui/diconlayout.lua
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214
lua/vgui/diconlayout.lua
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--[[
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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_iSpaceX", "SpaceX" )
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AccessorFunc( PANEL, "m_iSpaceY", "SpaceY" )
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AccessorFunc( PANEL, "m_iBorder", "Border" )
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AccessorFunc( PANEL, "m_iLayoutDir", "LayoutDir" )
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AccessorFunc( PANEL, "m_bStretchW", "StretchWidth", FORCE_BOOL )
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AccessorFunc( PANEL, "m_bStretchH", "StretchHeight", FORCE_BOOL )
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function PANEL:Init()
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self:SetDropPos( "46" )
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self:SetSpaceX( 0 )
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self:SetSpaceY( 0 )
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self:SetBorder( 0 )
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self:SetLayoutDir( TOP )
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self:SetStretchWidth( false )
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self:SetStretchHeight( true )
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self.LastW = 0
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self.LastH = 0
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end
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function PANEL:Layout()
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self.LastW = 0
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self.LastH = 0
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self:InvalidateLayout()
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end
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function PANEL:LayoutIcons_TOP()
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local x = self.m_iBorder
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local y = self.m_iBorder
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local RowHeight = 0
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local MaxWidth = self:GetWide() - self.m_iBorder
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for k, v in ipairs( self:GetChildren() ) do
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if ( !v:IsVisible() ) then continue end
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local w, h = v:GetSize()
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if ( x + w > MaxWidth || ( v.OwnLine && x > self.m_iBorder ) ) then
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x = self.m_iBorder
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y = y + RowHeight + self.m_iSpaceY
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RowHeight = 0
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end
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v:SetPos( x, y )
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x = x + v:GetWide() + self.m_iSpaceX
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RowHeight = math.max( RowHeight, v:GetTall() )
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-- Start a new line if this panel is meant to be on its own line
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if ( v.OwnLine ) then
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x = MaxWidth + 1
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end
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end
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end
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function PANEL:LayoutIcons_LEFT()
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local x = self.m_iBorder
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local y = self.m_iBorder
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local RowWidth = 0
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local MaxHeight = self:GetTall() - self.m_iBorder
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for k, v in ipairs( self:GetChildren() ) do
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if ( !v:IsVisible() ) then continue end
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local w, h = v:GetSize()
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if ( y + h > MaxHeight || ( v.OwnLine && y > self.m_iBorder ) ) then
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y = self.m_iBorder
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x = x + RowWidth + self.m_iSpaceX
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RowWidth = 0
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end
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v:SetPos( x, y )
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y = y + v:GetTall() + self.m_iSpaceY
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RowWidth = math.max( RowWidth, v:GetWide() )
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-- Start a new line if this panel is meant to be on its own line
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if ( v.OwnLine ) then
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y = MaxHeight + 1
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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 ShouldLayout = false
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if ( self.LastW != self:GetWide() ) then ShouldLayout = true end
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if ( self.LastH != self:GetTall() ) then ShouldLayout = true end
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self.LastW = self:GetWide()
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self.LastH = self:GetTall()
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if ( ShouldLayout ) then
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if ( self.m_iLayoutDir == LEFT ) then self:LayoutIcons_LEFT() end
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if ( self.m_iLayoutDir == TOP ) then self:LayoutIcons_TOP() end
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end
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self:SizeToChildren( self:GetStretchWidth(), self:GetStretchHeight() )
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end
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function PANEL:OnModified()
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-- Override me
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end
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function PANEL:OnChildRemoved()
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self:Layout()
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end
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function PANEL:OnChildAdded( child )
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local dn = self:GetDnD()
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if ( dn ) then
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child:Droppable( self:GetDnD() )
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end
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if ( self:IsSelectionCanvas() ) then
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child:SetSelectable( true )
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end
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self:Layout()
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end
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function PANEL:Copy()
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local copy = vgui.Create( "DIconLayout", self:GetParent() )
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copy:CopyBase( self )
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copy:SetSortable( self:GetSortable() )
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copy:SetDnD( self:GetDnD() )
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copy:SetSpaceX( self:GetSpaceX() )
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copy:SetSpaceX( self:GetSpaceX() )
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copy:SetSpaceY( self:GetSpaceY() )
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copy:SetBorder( self:GetBorder() )
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copy:SetSelectionCanvas( self:GetSelectionCanvas() )
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copy.OnModified = self.OnModified
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copy:CopyContents( self )
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return copy
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end
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function PANEL:CopyContents( from )
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for k, v in ipairs( from:GetChildren() ) do
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v:Copy():SetParent( self )
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end
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end
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function PANEL:GenerateExample( ClassName, PropertySheet, Width, Height )
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local pnl = vgui.Create( ClassName )
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pnl:MakeDroppable( "ExampleDraggable", false )
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pnl:SetSize( 200, 200 )
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pnl:SetUseLiveDrag( true )
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pnl:SetSelectionCanvas( true )
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pnl:SetSpaceX( 4 )
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pnl:SetSpaceY( 4 )
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for i = 1, 32 do
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local btn = pnl:Add( "DButton" )
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btn:SetSize( 32, 32 )
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btn:SetText( i )
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end
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PropertySheet:AddSheet( ClassName, pnl, nil, true, true )
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end
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derma.DefineControl( "DIconLayout", "", PANEL, "DDragBase" )
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