ModMain/ContainerWidget

ModMain:
local function iceboxPrefabPostInit(inst)

    if inst.components.container then

        local slotpos = {}
        for y = 3, 0, -1 do --changed from y = 2, 0, -1; IMPORTANT: DO NO CHANGE LAST NUMBER WILL CAUSE CRASH
            for x = 0, 2 do
                table.insert(slotpos, Vector3(80*x-80*2+90, 80*y-80*2+40,0))
            end
        end

        --For future use:
        inst.components.container.widgetanimbank = nil
        --inst.components.container.widgetanimbuild = "ui_chest_3x3"
        --inst.components.container.widgetpos = Vector3(0,200,0)
        inst.components.container.widgetbgimage = "mods/BiggerContainers/images/ui_chest_3x4.tex"
        inst.components.container.widgetpos = Vector3(186,224,0)
        --inst.components.container.bgimage:SetTint(0.2, 0.2, 1, 1)
        inst.components.container.widgetbgimagetint = {r=.61,g=.95,b=.99,a=1}
        --Set new container size
        inst.components.container.numslots = #slotpos
        inst.components.container.widgetslotpos = slotpos

    end

end

containerwidget
function ContainerWidget:Open(container, doer)
    self:Close()

    if container.components.container.widgetbgimage then
        self.bgimage:SetTexture( container.components.container.widgetbgimage )
    end

    if container.components.container.widgetanimbank then
        self.bganim:GetAnimState():SetBank(container.components.container.widgetanimbank)
    end

    if container.components.container.widgetanimbuild then
        self.bganim:GetAnimState():SetBuild(container.components.container.widgetanimbuild)
    end


    if container.components.container.widgetpos then
        self:SetPosition(container.components.container.widgetpos)
    end

    if container.components.container.widgetbuttoninfo then
        self.button = self:AddChild(AnimButton("button_small"))
        self.button:SetPosition(container.components.container.widgetbuttoninfo.position)
        self.button:SetText(container.components.container.widgetbuttoninfo.text)
        self.button:SetOnClick( function() container.components.container.widgetbuttoninfo.fn(container, doer) end )
        self.button:SetFont(BUTTONFONT)
        self.button:SetTextSize(35)
        self.button.text:SetVAlign(ANCHOR_MIDDLE)
        self.button.text:SetColour(0,0,0,1)

        if container.components.container.widgetbuttoninfo.validfn then
            if container.components.container.widgetbuttoninfo.validfn(container, doer) then
                self.button:Enable()
            else
                self.button:Disable()
            end
        end
    end


    self.isopen = true
    self:Show()

    if self.bgimage.texture then
        self.bgimage:Show()
    else
        self.bganim:GetAnimState():PlayAnimation("open")
    end

    self.onitemlosefn = function(inst, data) self:OnItemLose(data) end
    self.inst:ListenForEvent("itemlose", self.onitemlosefn, container)

    self.onitemgetfn = function(inst, data) self:OnItemGet(data) end
    self.inst:ListenForEvent("itemget", self.onitemgetfn, container)

    local num_slots = math.min( container.components.container:GetNumSlots(), #container.components.container.widgetslotpos)

    local n = 1
    for k,v in ipairs(container.components.container.widgetslotpos) do

        local slot = InvSlot(n,"data/images/inv_slot.tex", self.owner, container.components.container)
        self.inv[n] = self:AddChild(slot)

        slot:SetPosition(v)

-- MOD --
        --Add support for slot tinting
        if container.components.container.widgetbgimagetint then
            slot.bgimage:SetTint(
                container.components.container.widgetbgimagetint.r,
                container.components.container.widgetbgimagetint.g,
                container.components.container.widgetbgimagetint.b,
                container.components.container.widgetbgimagetint.a
            )
        end
-- /MOD --

        slot:SetLeftMouseDown(function() self:ClickInvSlot(slot) end)
        slot:SetRightMouseDown(function() self:RightClickInvSlot(slot) end)

        local obj = container.components.container:GetItemInSlot(n)
        if obj then
            local tile = ItemTile(obj, self)
            slot:SetTile(tile)
        end

        n = n + 1
    end

    self.container = container

end