editbox.lua

--[[editboxData = {
    type = "editbox",
    name = "My Editbox", -- or string id or function returning a string
    getFunc = function() return db.text end,
    setFunc = function(text) db.text = text doStuff() end,
    tooltip = "Editbox's tooltip text.", -- or string id or function returning a string (optional)
    isMultiline = true, --boolean (optional)
    isExtraWide = true, --boolean (optional)
    width = "full", --or "half" (optional)
    disabled = function() return db.someBooleanSetting end, --or boolean (optional)
    warning = "May cause permanent awesomeness.", -- or string id or function returning a string (optional)
    requiresReload = false, -- boolean, if set to true, the warning text will contain a notice that changes are only applied after an UI reload and any change to the value will make the "Apply Settings" button appear on the panel which will reload the UI when pressed (optional)
    default = defaults.text, -- default value or function that returns the default value (optional)
    reference = "MyAddonEditbox" -- unique global reference to control (optional)
} ]]


local widgetVersion = 14
local LAM = LibStub("LibAddonMenu-2.0")
if not LAM:RegisterWidget("editbox", widgetVersion) then return end

local wm = WINDOW_MANAGER

local function UpdateDisabled(control)
    local disable
    if type(control.data.disabled) == "function" then
        disable = control.data.disabled()
    else
        disable = control.data.disabled
    end

    if disable then
        control.label:SetColor(ZO_DEFAULT_DISABLED_COLOR:UnpackRGBA())
        control.editbox:SetColor(ZO_DEFAULT_DISABLED_MOUSEOVER_COLOR:UnpackRGBA())
    else
        control.label:SetColor(ZO_DEFAULT_ENABLED_COLOR:UnpackRGBA())
        control.editbox:SetColor(ZO_DEFAULT_ENABLED_COLOR:UnpackRGBA())
    end
    --control.editbox:SetEditEnabled(not disable)
    control.editbox:SetMouseEnabled(not disable)
end

local function UpdateValue(control, forceDefault, value)
    if forceDefault then --if we are forcing defaults
        value = LAM.util.GetDefaultValue(control.data.default)
        control.data.setFunc(value)
        control.editbox:SetText(value)
    elseif value then
        control.data.setFunc(value)
        --after setting this value, let's refresh the others to see if any should be disabled or have their settings changed
        LAM.util.RequestRefreshIfNeeded(control)
    else
        value = control.data.getFunc()
        control.editbox:SetText(value)
    end
end

local MIN_HEIGHT = 24
local HALF_WIDTH_LINE_SPACING = 2
function LAMCreateControl.editbox(parent, editboxData, controlName)
    local control = LAM.util.CreateLabelAndContainerControl(parent, editboxData, controlName)

    local container = control.container
    control.bg = wm:CreateControlFromVirtual(nil, container, "ZO_EditBackdrop")
    local bg = control.bg
    bg:SetAnchorFill()

    if editboxData.isMultiline then
        control.editbox = wm:CreateControlFromVirtual(nil, bg, "ZO_DefaultEditMultiLineForBackdrop")
        control.editbox:SetHandler("OnMouseWheel", function(self, delta)
            if self:HasFocus() then --only set focus to new spots if the editbox is currently in use
                local cursorPos = self:GetCursorPosition()
                local text = self:GetText()
                local textLen = text:len()
                local newPos
                if delta > 0 then --scrolling up
                    local reverseText = text:reverse()
                    local revCursorPos = textLen - cursorPos
                    local revPos = reverseText:find("\n", revCursorPos+1)
                    newPos = revPos and textLen - revPos
                else --scrolling down
                    newPos = text:find("\n", cursorPos+1)
                end
                if newPos then --if we found a new line, then scroll, otherwise don't
                    self:SetCursorPosition(newPos)
                end
            end
        end)
    else
        control.editbox = wm:CreateControlFromVirtual(nil, bg, "ZO_DefaultEditForBackdrop")
    end
    local editbox = control.editbox
    editbox:SetText(editboxData.getFunc())
    editbox:SetMaxInputChars(3000)
    editbox:SetHandler("OnFocusLost", function(self) control:UpdateValue(false, self:GetText()) end)
    editbox:SetHandler("OnEscape", function(self) self:LoseFocus() control:UpdateValue(false, self:GetText()) end)
    editbox:SetHandler("OnMouseEnter", function() ZO_Options_OnMouseEnter(control) end)
    editbox:SetHandler("OnMouseExit", function() ZO_Options_OnMouseExit(control) end)

    local MIN_WIDTH = (parent.GetWidth and (parent:GetWidth() / 10)) or (parent.panel.GetWidth and (parent.panel:GetWidth() / 10)) or 0

    control.label:ClearAnchors()
    container:ClearAnchors()

    control.label:SetAnchor(TOPLEFT, control, TOPLEFT, 0, 0)
    container:SetAnchor(BOTTOMRIGHT, control, BOTTOMRIGHT, 0, 0)

    if control.isHalfWidth then
        container:SetAnchor(BOTTOMRIGHT, control, BOTTOMRIGHT, 0, 0)
    end

    if editboxData.isExtraWide then
        container:SetAnchor(BOTTOMLEFT, control, BOTTOMLEFT, 0, 0)
    else
        container:SetWidth(MIN_WIDTH * 3.2)
    end

    if editboxData.isMultiline then
        container:SetHeight(MIN_HEIGHT * 3)
    else
        container:SetHeight(MIN_HEIGHT)
    end

    if control.isHalfWidth ~= true and editboxData.isExtraWide ~= true then
        control:SetHeight(container:GetHeight())
    else
        control:SetHeight(container:GetHeight() + control.label:GetHeight())
    end

    editbox:ClearAnchors()
    editbox:SetAnchor(TOPLEFT, container, TOPLEFT, 2, 2)
    editbox:SetAnchor(BOTTOMRIGHT, container, BOTTOMRIGHT, -2, -2)

    if editboxData.warning ~= nil or editboxData.requiresReload then
        control.warning = wm:CreateControlFromVirtual(nil, control, "ZO_Options_WarningIcon")
        if editboxData.isExtraWide then
            control.warning:SetAnchor(BOTTOMRIGHT, control.bg, TOPRIGHT, 2, 0)
        else
            control.warning:SetAnchor(TOPRIGHT, control.bg, TOPLEFT, -5, 0)
        end
        control.UpdateWarning = LAM.util.UpdateWarning
        control:UpdateWarning()
    end

    control.UpdateValue = UpdateValue
    control:UpdateValue()
    if editboxData.disabled ~= nil then
        control.UpdateDisabled = UpdateDisabled
        control:UpdateDisabled()
    end

    LAM.util.RegisterForRefreshIfNeeded(control)
    LAM.util.RegisterForReloadIfNeeded(control)

    return control
end