Gladdy-TBC/Libs/AceGUI-3.0/widgets/AceGUIContainer-TabGroup.lua

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--[[-----------------------------------------------------------------------------
TabGroup Container
Container that uses tabs on top to switch between groups.
-------------------------------------------------------------------------------]]
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local Type, Version = "TabGroup", 38
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local AceGUI = LibStub and LibStub("AceGUI-3.0", true)
if not AceGUI or (AceGUI:GetWidgetVersion(Type) or 0) >= Version then return end
-- Lua APIs
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local pairs, ipairs, assert, type, wipe = pairs, ipairs, assert, type, table.wipe
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-- WoW APIs
local PlaySound = PlaySound
local CreateFrame, UIParent = CreateFrame, UIParent
local _G = _G
-- local upvalue storage used by BuildTabs
local widths = {}
local rowwidths = {}
local rowends = {}
--[[-----------------------------------------------------------------------------
Support functions
-------------------------------------------------------------------------------]]
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local function PanelTemplates_TabResize(tab, padding, absoluteSize, minWidth, maxWidth, absoluteTextSize)
local tabName = tab:GetName();
local buttonMiddle = tab.Middle or tab.middleTexture or _G[tabName.."Middle"];
local buttonMiddleDisabled = tab.MiddleDisabled or (tabName and _G[tabName.."MiddleDisabled"]);
local left = tab.Left or tab.leftTexture or _G[tabName.."Left"];
local sideWidths = 2 * left:GetWidth();
local tabText = tab.Text or _G[tab:GetName().."Text"];
local highlightTexture = tab.HighlightTexture or (tabName and _G[tabName.."HighlightTexture"]);
local width, tabWidth;
local textWidth;
if ( absoluteTextSize ) then
textWidth = absoluteTextSize;
else
tabText:SetWidth(0);
textWidth = tabText:GetWidth();
end
-- If there's an absolute size specified then use it
if ( absoluteSize ) then
if ( absoluteSize < sideWidths) then
width = 1;
tabWidth = sideWidths
else
width = absoluteSize - sideWidths;
tabWidth = absoluteSize
end
tabText:SetWidth(width);
else
-- Otherwise try to use padding
if ( padding ) then
width = textWidth + padding;
else
width = textWidth + 24;
end
-- If greater than the maxWidth then cap it
if ( maxWidth and width > maxWidth ) then
if ( padding ) then
width = maxWidth + padding;
else
width = maxWidth + 24;
end
tabText:SetWidth(width);
else
tabText:SetWidth(0);
end
if (minWidth and width < minWidth) then
width = minWidth;
end
tabWidth = width + sideWidths;
end
if ( buttonMiddle ) then
buttonMiddle:SetWidth(width);
end
if ( buttonMiddleDisabled ) then
buttonMiddleDisabled:SetWidth(width);
end
tab:SetWidth(tabWidth);
if ( highlightTexture ) then
highlightTexture:SetWidth(tabWidth);
end
end
local function PanelTemplates_DeselectTab(tab)
local name = tab:GetName();
local left = tab.Left or _G[name.."Left"];
local middle = tab.Middle or _G[name.."Middle"];
local right = tab.Right or _G[name.."Right"];
left:Show();
middle:Show();
right:Show();
--tab:UnlockHighlight();
tab:Enable();
local text = tab.Text or _G[name.."Text"];
text:SetPoint("CENTER", tab, "CENTER", (tab.deselectedTextX or 0), (tab.deselectedTextY or 2));
local leftDisabled = tab.LeftDisabled or _G[name.."LeftDisabled"];
local middleDisabled = tab.MiddleDisabled or _G[name.."MiddleDisabled"];
local rightDisabled = tab.RightDisabled or _G[name.."RightDisabled"];
leftDisabled:Hide();
middleDisabled:Hide();
rightDisabled:Hide();
end
local function PanelTemplates_SelectTab(tab)
local name = tab:GetName();
local left = tab.Left or _G[name.."Left"];
local middle = tab.Middle or _G[name.."Middle"];
local right = tab.Right or _G[name.."Right"];
left:Hide();
middle:Hide();
right:Hide();
--tab:LockHighlight();
tab:Disable();
tab:SetDisabledFontObject(GameFontHighlightSmall);
local text = tab.Text or _G[name.."Text"];
text:SetPoint("CENTER", tab, "CENTER", (tab.selectedTextX or 0), (tab.selectedTextY or -3));
local leftDisabled = tab.LeftDisabled or _G[name.."LeftDisabled"];
local middleDisabled = tab.MiddleDisabled or _G[name.."MiddleDisabled"];
local rightDisabled = tab.RightDisabled or _G[name.."RightDisabled"];
leftDisabled:Show();
middleDisabled:Show();
rightDisabled:Show();
if GameTooltip:IsOwned(tab) then
GameTooltip:Hide();
end
end
local function PanelTemplates_SetDisabledTabState(tab)
local name = tab:GetName();
local left = tab.Left or _G[name.."Left"];
local middle = tab.Middle or _G[name.."Middle"];
local right = tab.Right or _G[name.."Right"];
left:Show();
middle:Show();
right:Show();
--tab:UnlockHighlight();
tab:Disable();
tab.text = tab:GetText();
-- Gray out text
tab:SetDisabledFontObject(GameFontDisableSmall);
local leftDisabled = tab.LeftDisabled or _G[name.."LeftDisabled"];
local middleDisabled = tab.MiddleDisabled or _G[name.."MiddleDisabled"];
local rightDisabled = tab.RightDisabled or _G[name.."RightDisabled"];
leftDisabled:Hide();
middleDisabled:Hide();
rightDisabled:Hide();
end
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local function UpdateTabLook(frame)
if frame.disabled then
PanelTemplates_SetDisabledTabState(frame)
elseif frame.selected then
PanelTemplates_SelectTab(frame)
else
PanelTemplates_DeselectTab(frame)
end
end
local function Tab_SetText(frame, text)
frame:_SetText(text)
local width = frame.obj.frame.width or frame.obj.frame:GetWidth() or 0
PanelTemplates_TabResize(frame, 0, nil, nil, width, frame:GetFontString():GetStringWidth())
end
local function Tab_SetSelected(frame, selected)
frame.selected = selected
UpdateTabLook(frame)
end
local function Tab_SetDisabled(frame, disabled)
frame.disabled = disabled
UpdateTabLook(frame)
end
local function BuildTabsOnUpdate(frame)
local self = frame.obj
self:BuildTabs()
frame:SetScript("OnUpdate", nil)
end
--[[-----------------------------------------------------------------------------
Scripts
-------------------------------------------------------------------------------]]
local function Tab_OnClick(frame)
if not (frame.selected or frame.disabled) then
PlaySound(841) -- SOUNDKIT.IG_CHARACTER_INFO_TAB
frame.obj:SelectTab(frame.value)
end
end
local function Tab_OnEnter(frame)
local self = frame.obj
self:Fire("OnTabEnter", self.tabs[frame.id].value, frame)
end
local function Tab_OnLeave(frame)
local self = frame.obj
self:Fire("OnTabLeave", self.tabs[frame.id].value, frame)
end
local function Tab_OnShow(frame)
_G[frame:GetName().."HighlightTexture"]:SetWidth(frame:GetTextWidth() + 30)
end
--[[-----------------------------------------------------------------------------
Methods
-------------------------------------------------------------------------------]]
local methods = {
["OnAcquire"] = function(self)
self:SetTitle()
end,
["OnRelease"] = function(self)
self.status = nil
for k in pairs(self.localstatus) do
self.localstatus[k] = nil
end
self.tablist = nil
for _, tab in pairs(self.tabs) do
tab:Hide()
end
end,
["CreateTab"] = function(self, id)
local tabname = ("AceGUITabGroup%dTab%d"):format(self.num, id)
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local tab = CreateFrame("Button", tabname, self.border)
tab:SetSize(115, 24)
tab.deselectedTextY = -3
tab.selectedTextY = -2
tab.LeftDisabled = tab:CreateTexture(tabname .. "LeftDisabled", "BORDER")
tab.LeftDisabled:SetTexture("Interface\\OptionsFrame\\UI-OptionsFrame-ActiveTab")
tab.LeftDisabled:SetSize(20, 24)
tab.LeftDisabled:SetPoint("BOTTOMLEFT", 0, -3)
tab.LeftDisabled:SetTexCoord(0, 0.15625, 0, 1.0)
tab.MiddleDisabled = tab:CreateTexture(tabname .. "MiddleDisabled", "BORDER")
tab.MiddleDisabled:SetTexture("Interface\\OptionsFrame\\UI-OptionsFrame-ActiveTab")
tab.MiddleDisabled:SetSize(88, 24)
tab.MiddleDisabled:SetPoint("LEFT", tab.LeftDisabled, "RIGHT")
tab.MiddleDisabled:SetTexCoord(0.15625, 0.84375, 0, 1.0)
tab.RightDisabled = tab:CreateTexture(tabname .. "RightDisabled", "BORDER")
tab.RightDisabled:SetTexture("Interface\\OptionsFrame\\UI-OptionsFrame-ActiveTab")
tab.RightDisabled:SetSize(20, 24)
tab.RightDisabled:SetPoint("LEFT", tab.MiddleDisabled, "RIGHT")
tab.RightDisabled:SetTexCoord(0.84375, 1.0, 0, 1.0)
tab.Left = tab:CreateTexture(tabname .. "Left", "BORDER")
tab.Left:SetTexture("Interface\\OptionsFrame\\UI-OptionsFrame-InActiveTab")
tab.Left:SetSize(20, 24)
tab.Left:SetPoint("TOPLEFT")
tab.Left:SetTexCoord(0, 0.15625, 0, 1.0)
tab.Middle = tab:CreateTexture(tabname .. "Middle", "BORDER")
tab.Middle:SetTexture("Interface\\OptionsFrame\\UI-OptionsFrame-InActiveTab")
tab.Middle:SetSize(88, 24)
tab.Middle:SetPoint("LEFT", tab.Left, "RIGHT")
tab.Middle:SetTexCoord(0.15625, 0.84375, 0, 1.0)
tab.Right = tab:CreateTexture(tabname .. "Right", "BORDER")
tab.Right:SetTexture("Interface\\OptionsFrame\\UI-OptionsFrame-InActiveTab")
tab.Right:SetSize(20, 24)
tab.Right:SetPoint("LEFT", tab.Middle, "RIGHT")
tab.Right:SetTexCoord(0.84375, 1.0, 0, 1.0)
tab.Text = tab:CreateFontString(tabname .. "Text")
tab:SetFontString(tab.Text)
tab:SetNormalFontObject(GameFontNormalSmall)
tab:SetHighlightFontObject(GameFontHighlightSmall)
tab:SetDisabledFontObject(GameFontHighlightSmall)
tab:SetHighlightTexture("Interface\\PaperDollInfoFrame\\UI-Character-Tab-Highlight", "ADD")
tab.HighlightTexture = tab:GetHighlightTexture()
tab.HighlightTexture:ClearAllPoints()
tab.HighlightTexture:SetPoint("LEFT", tab, "LEFT", 10, -4)
tab.HighlightTexture:SetPoint("RIGHT", tab, "RIGHT", -10, -4)
_G[tabname .. "HighlightTexture"] = tab.HighlightTexture
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tab.obj = self
tab.id = id
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tab.text = tab.Text -- compat
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tab.text:ClearAllPoints()
tab.text:SetPoint("LEFT", 14, -3)
tab.text:SetPoint("RIGHT", -12, -3)
tab:SetScript("OnClick", Tab_OnClick)
tab:SetScript("OnEnter", Tab_OnEnter)
tab:SetScript("OnLeave", Tab_OnLeave)
tab:SetScript("OnShow", Tab_OnShow)
tab._SetText = tab.SetText
tab.SetText = Tab_SetText
tab.SetSelected = Tab_SetSelected
tab.SetDisabled = Tab_SetDisabled
return tab
end,
["SetTitle"] = function(self, text)
self.titletext:SetText(text or "")
if text and text ~= "" then
self.alignoffset = 25
else
self.alignoffset = 18
end
self:BuildTabs()
end,
["SetStatusTable"] = function(self, status)
assert(type(status) == "table")
self.status = status
end,
["SelectTab"] = function(self, value)
local status = self.status or self.localstatus
local found
for i, v in ipairs(self.tabs) do
if v.value == value then
v:SetSelected(true)
found = true
else
v:SetSelected(false)
end
end
status.selected = value
if found then
self:Fire("OnGroupSelected",value)
end
end,
["SetTabs"] = function(self, tabs)
self.tablist = tabs
self:BuildTabs()
end,
["BuildTabs"] = function(self)
local hastitle = (self.titletext:GetText() and self.titletext:GetText() ~= "")
local tablist = self.tablist
local tabs = self.tabs
if not tablist then return end
local width = self.frame.width or self.frame:GetWidth() or 0
wipe(widths)
wipe(rowwidths)
wipe(rowends)
--Place Text into tabs and get thier initial width
for i, v in ipairs(tablist) do
local tab = tabs[i]
if not tab then
tab = self:CreateTab(i)
tabs[i] = tab
end
tab:Show()
tab:SetText(v.text)
tab:SetDisabled(v.disabled)
tab.value = v.value
widths[i] = tab:GetWidth() - 6 --tabs are anchored 10 pixels from the right side of the previous one to reduce spacing, but add a fixed 4px padding for the text
end
for i = (#tablist)+1, #tabs, 1 do
tabs[i]:Hide()
end
--First pass, find the minimum number of rows needed to hold all tabs and the initial tab layout
local numtabs = #tablist
local numrows = 1
local usedwidth = 0
for i = 1, #tablist do
--If this is not the first tab of a row and there isn't room for it
if usedwidth ~= 0 and (width - usedwidth - widths[i]) < 0 then
rowwidths[numrows] = usedwidth + 10 --first tab in each row takes up an extra 10px
rowends[numrows] = i - 1
numrows = numrows + 1
usedwidth = 0
end
usedwidth = usedwidth + widths[i]
end
rowwidths[numrows] = usedwidth + 10 --first tab in each row takes up an extra 10px
rowends[numrows] = #tablist
--Fix for single tabs being left on the last row, move a tab from the row above if applicable
if numrows > 1 then
--if the last row has only one tab
if rowends[numrows-1] == numtabs-1 then
--if there are more than 2 tabs in the 2nd last row
if (numrows == 2 and rowends[numrows-1] > 2) or (rowends[numrows] - rowends[numrows-1] > 2) then
--move 1 tab from the second last row to the last, if there is enough space
if (rowwidths[numrows] + widths[numtabs-1]) <= width then
rowends[numrows-1] = rowends[numrows-1] - 1
rowwidths[numrows] = rowwidths[numrows] + widths[numtabs-1]
rowwidths[numrows-1] = rowwidths[numrows-1] - widths[numtabs-1]
end
end
end
end
--anchor the rows as defined and resize tabs to fill thier row
local starttab = 1
for row, endtab in ipairs(rowends) do
local first = true
for tabno = starttab, endtab do
local tab = tabs[tabno]
tab:ClearAllPoints()
if first then
tab:SetPoint("TOPLEFT", self.frame, "TOPLEFT", 0, -(hastitle and 14 or 7)-(row-1)*20 )
first = false
else
tab:SetPoint("LEFT", tabs[tabno-1], "RIGHT", -10, 0)
end
end
-- equal padding for each tab to fill the available width,
-- if the used space is above 75% already
-- the 18 pixel is the typical width of a scrollbar, so we can have a tab group inside a scrolling frame,
-- and not have the tabs jump around funny when switching between tabs that need scrolling and those that don't
local padding = 0
if not (numrows == 1 and rowwidths[1] < width*0.75 - 18) then
padding = (width - rowwidths[row]) / (endtab - starttab+1)
end
for i = starttab, endtab do
PanelTemplates_TabResize(tabs[i], padding + 4, nil, nil, width, tabs[i]:GetFontString():GetStringWidth())
end
starttab = endtab + 1
end
self.borderoffset = (hastitle and 17 or 10)+((numrows)*20)
self.border:SetPoint("TOPLEFT", 1, -self.borderoffset)
end,
["OnWidthSet"] = function(self, width)
local content = self.content
local contentwidth = width - 60
if contentwidth < 0 then
contentwidth = 0
end
content:SetWidth(contentwidth)
content.width = contentwidth
self:BuildTabs(self)
self.frame:SetScript("OnUpdate", BuildTabsOnUpdate)
end,
["OnHeightSet"] = function(self, height)
local content = self.content
local contentheight = height - (self.borderoffset + 23)
if contentheight < 0 then
contentheight = 0
end
content:SetHeight(contentheight)
content.height = contentheight
end,
["LayoutFinished"] = function(self, width, height)
if self.noAutoHeight then return end
self:SetHeight((height or 0) + (self.borderoffset + 23))
end
}
--[[-----------------------------------------------------------------------------
Constructor
-------------------------------------------------------------------------------]]
local PaneBackdrop = {
bgFile = "Interface\\ChatFrame\\ChatFrameBackground",
edgeFile = "Interface\\Tooltips\\UI-Tooltip-Border",
tile = true, tileSize = 16, edgeSize = 16,
insets = { left = 3, right = 3, top = 5, bottom = 3 }
}
local function Constructor()
local num = AceGUI:GetNextWidgetNum(Type)
local frame = CreateFrame("Frame",nil,UIParent)
frame:SetHeight(100)
frame:SetWidth(100)
frame:SetFrameStrata("FULLSCREEN_DIALOG")
local titletext = frame:CreateFontString(nil,"OVERLAY","GameFontNormal")
titletext:SetPoint("TOPLEFT", 14, 0)
titletext:SetPoint("TOPRIGHT", -14, 0)
titletext:SetJustifyH("LEFT")
titletext:SetHeight(18)
titletext:SetText("")
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local border = CreateFrame("Frame", nil, frame, "BackdropTemplate")
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border:SetPoint("TOPLEFT", 1, -27)
border:SetPoint("BOTTOMRIGHT", -1, 3)
border:SetBackdrop(PaneBackdrop)
border:SetBackdropColor(0.1, 0.1, 0.1, 0.5)
border:SetBackdropBorderColor(0.4, 0.4, 0.4)
local content = CreateFrame("Frame", nil, border)
content:SetPoint("TOPLEFT", 10, -7)
content:SetPoint("BOTTOMRIGHT", -10, 7)
local widget = {
num = num,
frame = frame,
localstatus = {},
alignoffset = 18,
titletext = titletext,
border = border,
borderoffset = 27,
tabs = {},
content = content,
type = Type
}
for method, func in pairs(methods) do
widget[method] = func
end
return AceGUI:RegisterAsContainer(widget)
end
AceGUI:RegisterWidgetType(Type, Constructor, Version)