Asa@0: --[[ $Id: AceGUIWidget-DropDown-Items.lua 877 2009-11-02 15:56:50Z nevcairiel $ ]]--
Asa@0: 
Asa@0: local AceGUI = LibStub("AceGUI-3.0")
Asa@0: 
Asa@0: -- Lua APIs
Asa@0: local select, assert = select, assert
Asa@0: 
Asa@0: -- WoW APIs
Asa@0: local CreateFrame = CreateFrame
Asa@0: 
Asa@0: local function fixlevels(parent,...)
Asa@0: 	local i = 1
Asa@0: 	local child = select(i, ...)
Asa@0: 	while child do
Asa@0: 		child:SetFrameLevel(parent:GetFrameLevel()+1)
Asa@0: 		fixlevels(child, child:GetChildren())
Asa@0: 		i = i + 1
Asa@0: 		child = select(i, ...)
Asa@0: 	end
Asa@0: end
Asa@0: 
Asa@0: local function fixstrata(strata, parent, ...)
Asa@0: 	local i = 1
Asa@0: 	local child = select(i, ...)
Asa@0: 	parent:SetFrameStrata(strata)
Asa@0: 	while child do
Asa@0: 		fixstrata(strata, child, child:GetChildren())
Asa@0: 		i = i + 1
Asa@0: 		child = select(i, ...)
Asa@0: 	end
Asa@0: end
Asa@0: 
Asa@0: -- ItemBase is the base "class" for all dropdown items.
Asa@0: -- Each item has to use ItemBase.Create(widgetType) to
Asa@0: -- create an initial 'self' value. 
Asa@0: -- ItemBase will add common functions and ui event handlers.
Asa@0: -- Be sure to keep basic usage when you override functions.
Asa@0: 
Asa@0: local ItemBase = {
Asa@0: 	-- NOTE: The ItemBase version is added to each item's version number
Asa@0: 	--       to ensure proper updates on ItemBase changes.
Asa@0: 	--       Use at least 1000er steps.
Asa@0: 	version = 1000,
Asa@0: 	counter = 0,
Asa@0: }
Asa@0: 
Asa@0: function ItemBase.Frame_OnEnter(this)
Asa@0: 	local self = this.obj
Asa@0: 
Asa@0: 	if self.useHighlight then
Asa@0: 		self.highlight:Show()
Asa@0: 	end
Asa@0: 	self:Fire("OnEnter")
Asa@0: 	
Asa@0: 	if self.specialOnEnter then
Asa@0: 		self.specialOnEnter(self)
Asa@0: 	end
Asa@0: end
Asa@0: 
Asa@0: function ItemBase.Frame_OnLeave(this)
Asa@0: 	local self = this.obj
Asa@0: 	
Asa@0: 	self.highlight:Hide()
Asa@0: 	self:Fire("OnLeave")
Asa@0: 	
Asa@0: 	if self.specialOnLeave then
Asa@0: 		self.specialOnLeave(self)
Asa@0: 	end
Asa@0: end
Asa@0: 
Asa@0: -- exported, AceGUI callback
Asa@0: function ItemBase.OnAcquire(self)
Asa@0: 	self.frame:SetToplevel(true)
Asa@0: 	self.frame:SetFrameStrata("FULLSCREEN_DIALOG")
Asa@0: end
Asa@0: 
Asa@0: -- exported, AceGUI callback
Asa@0: function ItemBase.OnRelease(self)
Asa@0: 	self:SetDisabled(false)
Asa@0: 	self.pullout = nil
Asa@0: 	self.frame:SetParent(nil)
Asa@0: 	self.frame:ClearAllPoints()
Asa@0: 	self.frame:Hide()
Asa@0: end
Asa@0: 
Asa@0: -- exported
Asa@0: -- NOTE: this is called by a Dropdown-Pullout.
Asa@0: --       Do not call this method directly
Asa@0: function ItemBase.SetPullout(self, pullout)
Asa@0: 	self.pullout = pullout
Asa@0: 	
Asa@0: 	self.frame:SetParent(nil)
Asa@0: 	self.frame:SetParent(pullout.itemFrame)
Asa@0: 	self.parent = pullout.itemFrame
Asa@0: 	fixlevels(pullout.itemFrame, pullout.itemFrame:GetChildren())
Asa@0: end
Asa@0: 
Asa@0: -- exported
Asa@0: function ItemBase.SetText(self, text)
Asa@0: 	self.text:SetText(text or "")
Asa@0: end
Asa@0: 
Asa@0: -- exported
Asa@0: function ItemBase.GetText(self)
Asa@0: 	return self.text:GetText()
Asa@0: end
Asa@0: 
Asa@0: -- exported
Asa@0: function ItemBase.SetPoint(self, ...)
Asa@0: 	self.frame:SetPoint(...)
Asa@0: end
Asa@0: 
Asa@0: -- exported
Asa@0: function ItemBase.Show(self)
Asa@0: 	self.frame:Show()
Asa@0: end
Asa@0: 
Asa@0: -- exported
Asa@0: function ItemBase.Hide(self)
Asa@0: 	self.frame:Hide()
Asa@0: end
Asa@0: 
Asa@0: -- exported
Asa@0: function ItemBase.SetDisabled(self, disabled)
Asa@0: 	self.disabled = disabled
Asa@0: 	if disabled then
Asa@0: 		self.useHighlight = false
Asa@0: 		self.text:SetTextColor(.5, .5, .5)
Asa@0: 	else
Asa@0: 		self.useHighlight = true
Asa@0: 		self.text:SetTextColor(1, 1, 1)
Asa@0: 	end
Asa@0: end
Asa@0: 
Asa@0: -- exported
Asa@0: -- NOTE: this is called by a Dropdown-Pullout.
Asa@0: --       Do not call this method directly
Asa@0: function ItemBase.SetOnLeave(self, func)
Asa@0: 	self.specialOnLeave = func
Asa@0: end
Asa@0: 
Asa@0: -- exported
Asa@0: -- NOTE: this is called by a Dropdown-Pullout.
Asa@0: --       Do not call this method directly
Asa@0: function ItemBase.SetOnEnter(self, func)
Asa@0: 	self.specialOnEnter = func
Asa@0: end
Asa@0: 
Asa@0: function ItemBase.Create(type)
Asa@0: 	-- NOTE: Most of the following code is copied from AceGUI-3.0/Dropdown widget
Asa@0: 	local count = AceGUI:GetNextWidgetNum(type)
Asa@0: 	local frame = CreateFrame("Button", "AceGUI30DropDownItem"..count)
Asa@0: 	local self = {}
Asa@0: 	self.frame = frame
Asa@0: 	frame.obj = self
Asa@0: 	self.type = type
Asa@0: 	
Asa@0: 	self.useHighlight = true
Asa@0: 	
Asa@0: 	frame:SetHeight(17)
Asa@0: 	frame:SetFrameStrata("FULLSCREEN_DIALOG")
Asa@0: 	
Asa@0: 	local text = frame:CreateFontString(nil,"OVERLAY","GameFontNormalSmall")
Asa@0: 	text:SetTextColor(1,1,1)
Asa@0: 	text:SetJustifyH("LEFT")
Asa@0: 	text:SetPoint("TOPLEFT",frame,"TOPLEFT",18,0)
Asa@0: 	text:SetPoint("BOTTOMRIGHT",frame,"BOTTOMRIGHT",-8,0)
Asa@0: 	self.text = text
Asa@0: 
Asa@0: 	local highlight = frame:CreateTexture(nil, "OVERLAY")
Asa@0: 	highlight:SetTexture("Interface\\QuestFrame\\UI-QuestTitleHighlight")
Asa@0: 	highlight:SetBlendMode("ADD")
Asa@0: 	highlight:SetHeight(14)
Asa@0: 	highlight:ClearAllPoints()
Asa@0: 	highlight:SetPoint("RIGHT",frame,"RIGHT",-3,0)
Asa@0: 	highlight:SetPoint("LEFT",frame,"LEFT",5,0)
Asa@0: 	highlight:Hide()
Asa@0: 	self.highlight = highlight
Asa@0: 
Asa@0: 	local check = frame:CreateTexture("OVERLAY")	
Asa@0: 	check:SetWidth(16)
Asa@0: 	check:SetHeight(16)
Asa@0: 	check:SetPoint("LEFT",frame,"LEFT",3,-1)
Asa@0: 	check:SetTexture("Interface\\Buttons\\UI-CheckBox-Check")
Asa@0: 	check:Hide()
Asa@0: 	self.check = check
Asa@0: 
Asa@0: 	local sub = frame:CreateTexture("OVERLAY")
Asa@0: 	sub:SetWidth(16)
Asa@0: 	sub:SetHeight(16)
Asa@0: 	sub:SetPoint("RIGHT",frame,"RIGHT",-3,-1)
Asa@0: 	sub:SetTexture("Interface\\ChatFrame\\ChatFrameExpandArrow")
Asa@0: 	sub:Hide()
Asa@0: 	self.sub = sub	
Asa@0: 	
Asa@0: 	frame:SetScript("OnEnter", ItemBase.Frame_OnEnter)
Asa@0: 	frame:SetScript("OnLeave", ItemBase.Frame_OnLeave)
Asa@0: 	
Asa@0: 	self.OnAcquire = ItemBase.OnAcquire
Asa@0: 	self.OnRelease = ItemBase.OnRelease
Asa@0: 	
Asa@0: 	self.SetPullout = ItemBase.SetPullout
Asa@0: 	self.GetText    = ItemBase.GetText
Asa@0: 	self.SetText    = ItemBase.SetText
Asa@0: 	self.SetDisabled = ItemBase.SetDisabled
Asa@0: 	
Asa@0: 	self.SetPoint   = ItemBase.SetPoint
Asa@0: 	self.Show       = ItemBase.Show
Asa@0: 	self.Hide       = ItemBase.Hide
Asa@0: 	
Asa@0: 	self.SetOnLeave = ItemBase.SetOnLeave
Asa@0: 	self.SetOnEnter = ItemBase.SetOnEnter
Asa@0: 	
Asa@0: 	return self
Asa@0: end
Asa@0: 
Asa@0: --[[
Asa@0: 	Template for items:
Asa@0: 	
Asa@0: -- Item:
Asa@0: --
Asa@0: do
Asa@0: 	local widgetType = "Dropdown-Item-"
Asa@0: 	local widgetVersion = 1
Asa@0: 	
Asa@0: 	local function Constructor()
Asa@0: 		local self = ItemBase.Create(widgetType)
Asa@0: 		
Asa@0: 		AceGUI:RegisterAsWidget(self)
Asa@0: 		return self
Asa@0: 	end
Asa@0: 	
Asa@0: 	AceGUI:RegisterWidgetType(widgetType, Constructor, widgetVersion + ItemBase.version)
Asa@0: end
Asa@0: --]]
Asa@0: 
Asa@0: -- Item: Header
Asa@0: -- A single text entry.
Asa@0: -- Special: Different text color and no highlight
Asa@0: do
Asa@0: 	local widgetType = "Dropdown-Item-Header"
Asa@0: 	local widgetVersion = 1
Asa@0: 	
Asa@0: 	local function OnEnter(this)
Asa@0: 		local self = this.obj
Asa@0: 		self:Fire("OnEnter")
Asa@0: 		
Asa@0: 		if self.specialOnEnter then
Asa@0: 			self.specialOnEnter(self)
Asa@0: 		end
Asa@0: 	end
Asa@0: 	
Asa@0: 	local function OnLeave(this)
Asa@0: 		local self = this.obj
Asa@0: 		self:Fire("OnLeave")
Asa@0: 		
Asa@0: 		if self.specialOnLeave then
Asa@0: 			self.specialOnLeave(self)
Asa@0: 		end
Asa@0: 	end
Asa@0: 	
Asa@0: 	-- exported, override
Asa@0: 	local function SetDisabled(self, disabled)
Asa@0: 		ItemBase.SetDisabled(self, disabled)
Asa@0: 		if not disabled then
Asa@0: 			self.text:SetTextColor(1, 1, 0)
Asa@0: 		end
Asa@0: 	end
Asa@0: 	
Asa@0: 	local function Constructor()
Asa@0: 		local self = ItemBase.Create(widgetType)
Asa@0: 		
Asa@0: 		self.SetDisabled = SetDisabled
Asa@0: 		
Asa@0: 		self.frame:SetScript("OnEnter", OnEnter)
Asa@0: 		self.frame:SetScript("OnLeave", OnLeave)
Asa@0: 		
Asa@0: 		self.text:SetTextColor(1, 1, 0)
Asa@0: 		
Asa@0: 		AceGUI:RegisterAsWidget(self)
Asa@0: 		return self
Asa@0: 	end
Asa@0: 	
Asa@0: 	AceGUI:RegisterWidgetType(widgetType, Constructor, widgetVersion + ItemBase.version)
Asa@0: end
Asa@0: 
Asa@0: -- Item: Execute
Asa@0: -- A simple button
Asa@0: do
Asa@0: 	local widgetType = "Dropdown-Item-Execute"
Asa@0: 	local widgetVersion = 1
Asa@0: 	
Asa@0: 	local function Frame_OnClick(this, button)
Asa@0: 		local self = this.obj
Asa@0: 		if self.disabled then return end
Asa@0: 		self:Fire("OnClick")
Asa@0: 		if self.pullout then
Asa@0: 			self.pullout:Close()
Asa@0: 		end
Asa@0: 	end
Asa@0: 	
Asa@0: 	local function Constructor()
Asa@0: 		local self = ItemBase.Create(widgetType)
Asa@0: 		
Asa@0: 		self.frame:SetScript("OnClick", Frame_OnClick)
Asa@0: 		
Asa@0: 		AceGUI:RegisterAsWidget(self)
Asa@0: 		return self
Asa@0: 	end
Asa@0: 	
Asa@0: 	AceGUI:RegisterWidgetType(widgetType, Constructor, widgetVersion + ItemBase.version)
Asa@0: end
Asa@0: 
Asa@0: -- Item: Toggle
Asa@0: -- Some sort of checkbox for dropdown menus.
Asa@0: -- Does not close the pullout on click.
Asa@0: do
Asa@0: 	local widgetType = "Dropdown-Item-Toggle"
Asa@0: 	local widgetVersion = 2
Asa@0: 	
Asa@0: 	local function UpdateToggle(self)
Asa@0: 		if self.value then
Asa@0: 			self.check:Show()
Asa@0: 		else
Asa@0: 			self.check:Hide()
Asa@0: 		end
Asa@0: 	end
Asa@0: 	
Asa@0: 	local function OnRelease(self)
Asa@0: 		ItemBase.OnRelease(self)
Asa@0: 		self:SetValue(nil)
Asa@0: 	end
Asa@0: 	
Asa@0: 	local function Frame_OnClick(this, button)
Asa@0: 		local self = this.obj
Asa@0: 		if self.disabled then return end
Asa@0: 		self.value = not self.value
Asa@0: 		UpdateToggle(self)
Asa@0: 		self:Fire("OnValueChanged", self.value)
Asa@0: 	end
Asa@0: 	
Asa@0: 	-- exported
Asa@0: 	local function SetValue(self, value)
Asa@0: 		self.value = value
Asa@0: 		UpdateToggle(self)
Asa@0: 	end
Asa@0: 	
Asa@0: 	-- exported
Asa@0: 	local function GetValue(self)
Asa@0: 		return self.value
Asa@0: 	end
Asa@0: 	
Asa@0: 	local function Constructor()
Asa@0: 		local self = ItemBase.Create(widgetType)
Asa@0: 		
Asa@0: 		self.frame:SetScript("OnClick", Frame_OnClick)
Asa@0: 		
Asa@0: 		self.SetValue = SetValue
Asa@0: 		self.GetValue = GetValue
Asa@0: 		self.OnRelease = OnRelease
Asa@0: 		
Asa@0: 		AceGUI:RegisterAsWidget(self)
Asa@0: 		return self
Asa@0: 	end
Asa@0: 	
Asa@0: 	AceGUI:RegisterWidgetType(widgetType, Constructor, widgetVersion + ItemBase.version)
Asa@0: end
Asa@0: 
Asa@0: -- Item: Menu
Asa@0: -- Shows a submenu on mouse over
Asa@0: -- Does not close the pullout on click
Asa@0: do
Asa@0: 	local widgetType = "Dropdown-Item-Menu"
Asa@0: 	local widgetVersion = 2
Asa@0: 	
Asa@0: 	local function OnEnter(this)
Asa@0: 		local self = this.obj
Asa@0: 		self:Fire("OnEnter")
Asa@0: 		
Asa@0: 		if self.specialOnEnter then
Asa@0: 			self.specialOnEnter(self)
Asa@0: 		end
Asa@0: 		
Asa@0: 		self.highlight:Show()
Asa@0: 		
Asa@0: 		if not self.disabled and self.submenu then
Asa@0: 			self.submenu:Open("TOPLEFT", self.frame, "TOPRIGHT", self.pullout:GetRightBorderWidth(), 0, self.frame:GetFrameLevel() + 100)
Asa@0: 		end
Asa@0: 	end
Asa@0: 	
Asa@0: 	local function OnHide(this)
Asa@0: 		local self = this.obj
Asa@0: 		if self.submenu then
Asa@0: 			self.submenu:Close()
Asa@0: 		end
Asa@0: 	end
Asa@0: 	
Asa@0: 	-- exported
Asa@0: 	local function SetMenu(self, menu)
Asa@0: 		assert(menu.type == "Dropdown-Pullout")
Asa@0: 		self.submenu = menu
Asa@0: 	end
Asa@0: 		
Asa@0: 	-- exported
Asa@0: 	local function CloseMenu(self)
Asa@0: 		self.submenu:Close()
Asa@0: 	end
Asa@0: 		
Asa@0: 	local function Constructor()
Asa@0: 		local self = ItemBase.Create(widgetType)
Asa@0: 		
Asa@0: 		self.sub:Show()
Asa@0: 		
Asa@0: 		self.frame:SetScript("OnEnter", OnEnter)
Asa@0: 		self.frame:SetScript("OnHide", OnHide)
Asa@0: 		
Asa@0: 		self.SetMenu   = SetMenu
Asa@0: 		self.CloseMenu = CloseMenu
Asa@0: 		
Asa@0: 		AceGUI:RegisterAsWidget(self)
Asa@0: 		return self
Asa@0: 	end
Asa@0: 	
Asa@0: 	AceGUI:RegisterWidgetType(widgetType, Constructor, widgetVersion + ItemBase.version)
Asa@0: end
Asa@0: 
Asa@0: -- Item: Separator
Asa@0: -- A single line to separate items
Asa@0: do
Asa@0: 	local widgetType = "Dropdown-Item-Separator"
Asa@0: 	local widgetVersion = 1
Asa@0: 	
Asa@0: 	-- exported, override
Asa@0: 	local function SetDisabled(self, disabled)
Asa@0: 		ItemBase.SetDisabled(self, disabled)
Asa@0: 		self.useHighlight = false
Asa@0: 	end
Asa@0: 		
Asa@0: 	local function Constructor()
Asa@0: 		local self = ItemBase.Create(widgetType)
Asa@0: 		
Asa@0: 		self.SetDisabled = SetDisabled
Asa@0: 		
Asa@0: 		local line = self.frame:CreateTexture(nil, "OVERLAY")
Asa@0: 		line:SetHeight(1)
Asa@0: 		line:SetTexture(.5, .5, .5)
Asa@0: 		line:SetPoint("LEFT", self.frame, "LEFT", 10, 0)
Asa@0: 		line:SetPoint("RIGHT", self.frame, "RIGHT", -10, 0)
Asa@0: 		
Asa@0: 		self.text:Hide()
Asa@0: 		
Asa@0: 		self.useHighlight = false
Asa@0: 		
Asa@0: 		AceGUI:RegisterAsWidget(self)
Asa@0: 		return self
Asa@0: 	end
Asa@0: 	
Asa@0: 	AceGUI:RegisterWidgetType(widgetType, Constructor, widgetVersion + ItemBase.version)
Asa@0: end