GnomishVendorShrinker/externals/ui-scrollbar.lua

113 lines
3.3 KiB
Lua

local myname, ns = ...
local BACKDROP = {
edgeFile = "Interface\\Tooltips\\UI-Tooltip-Border",
tile = true,
tileSize = 16,
edgeSize = 12,
insets = { left = 0, right = 0, top = 5, bottom = 5 }
}
local function Decrement(self)
self:SetValue(self:GetValue() - self:GetValueStep())
end
local function Increment(self)
self:SetValue(self:GetValue() + self:GetValueStep())
end
local function OnClickUp(self)
self:GetParent():Decrement()
end
local function OnClickDown(self)
self:GetParent():Increment()
end
local function Sound()
PlaySound("UChatScrollButton")
end
-- Creates a scrollbar
-- Parent is required, offset and step are optional
function ns.NewScrollBar(parent, offset, step)
local f = CreateFrame("Slider", nil, parent)
f:SetWidth(16)
f:SetPoint("TOP", 0, -16 - (offset or 0))
f:SetPoint("BOTTOM", 0, 16 + (offset or 0))
f:SetPoint("RIGHT", 0 - (offset or 0), 0)
f:SetValueStep(step or 1)
f.Decrement = Decrement
f.Increment = Increment
local up = CreateFrame("Button", nil, f)
up:SetPoint("BOTTOM", f, "TOP")
up:SetSize(16, 16)
up:SetNormalTexture("Interface\\Buttons\\UI-ScrollBar-ScrollUpButton-Up")
up:SetPushedTexture("Interface\\Buttons\\UI-ScrollBar-ScrollUpButton-Down")
up:SetDisabledTexture("Interface\\Buttons\\UI-ScrollBar-ScrollUpButton-Disabled")
up:SetHighlightTexture("Interface\\Buttons\\UI-ScrollBar-ScrollUpButton-Highlight")
up:GetNormalTexture():SetTexCoord(1/4, 3/4, 1/4, 3/4)
up:GetPushedTexture():SetTexCoord(1/4, 3/4, 1/4, 3/4)
up:GetDisabledTexture():SetTexCoord(1/4, 3/4, 1/4, 3/4)
up:GetHighlightTexture():SetTexCoord(1/4, 3/4, 1/4, 3/4)
up:GetHighlightTexture():SetBlendMode("ADD")
up:SetScript("OnClick", OnClickUp)
up:SetScript("PostClick", Sound)
local down = CreateFrame("Button", nil, f)
down:SetPoint("TOP", f, "BOTTOM")
down:SetSize(16, 16)
down:SetNormalTexture("Interface\\Buttons\\UI-ScrollBar-ScrollDownButton-Up")
down:SetPushedTexture("Interface\\Buttons\\UI-ScrollBar-ScrollDownButton-Down")
down:SetDisabledTexture("Interface\\Buttons\\UI-ScrollBar-ScrollDownButton-Disabled")
down:SetHighlightTexture("Interface\\Buttons\\UI-ScrollBar-ScrollDownButton-Highlight")
down:GetNormalTexture():SetTexCoord(1/4, 3/4, 1/4, 3/4)
down:GetPushedTexture():SetTexCoord(1/4, 3/4, 1/4, 3/4)
down:GetDisabledTexture():SetTexCoord(1/4, 3/4, 1/4, 3/4)
down:GetHighlightTexture():SetTexCoord(1/4, 3/4, 1/4, 3/4)
down:GetHighlightTexture():SetBlendMode("ADD")
down:SetScript("OnClick", OnClickDown)
down:SetScript("PostClick", Sound)
f:SetThumbTexture("Interface\\Buttons\\UI-ScrollBar-Knob")
local thumb = f:GetThumbTexture()
thumb:SetSize(16, 24)
thumb:SetTexCoord(1/4, 3/4, 1/8, 7/8)
local function UpdateUpDown(self)
local min, max = self:GetMinMaxValues()
local value = self:GetValue()
if value == min then up:Disable() else up:Enable() end
if value == max then down:Disable() else down:Enable() end
end
f:HookScript("OnMinMaxChanged", UpdateUpDown)
f:HookScript("OnValueChanged", UpdateUpDown)
local border = CreateFrame("Frame", nil, f)
border:SetPoint("TOPLEFT", up, -5, 5)
border:SetPoint("BOTTOMRIGHT", down, 5, -3)
border:SetBackdrop(BACKDROP)
local r,g = TOOLTIP_DEFAULT_COLOR.r, TOOLTIP_DEFAULT_COLOR.g
local b,a = TOOLTIP_DEFAULT_COLOR.b, 0.5
border:SetBackdropBorderColor(r,g,b,a)
return f, up, down, border
end