Docs Update
This commit is contained in:
@@ -2,15 +2,24 @@ local VisualElement = require("elements/VisualElement")
|
||||
local List = require("elements/List")
|
||||
local tHex = require("libraries/colorHex")
|
||||
|
||||
--- This is the dropdown class. It is a visual element that can show a list of selectable items in a dropdown menu.
|
||||
---@class Dropdown : List
|
||||
local Dropdown = setmetatable({}, List)
|
||||
Dropdown.__index = Dropdown
|
||||
|
||||
---@property isOpen boolean false Whether the dropdown menu is currently open
|
||||
Dropdown.defineProperty(Dropdown, "isOpen", {default = false, type = "boolean", canTriggerRender = true})
|
||||
---@property dropdownHeight number 5 Maximum height of the dropdown menu when open
|
||||
Dropdown.defineProperty(Dropdown, "dropdownHeight", {default = 5, type = "number"})
|
||||
---@property selectedText string "" The text to show when no item is selected
|
||||
Dropdown.defineProperty(Dropdown, "selectedText", {default = "", type = "string"})
|
||||
Dropdown.defineProperty(Dropdown, "dropSymbol", {default = "\31", type = "string"}) -- ▼ Symbol
|
||||
---@property dropSymbol string "\31" The symbol to show for dropdown indication
|
||||
Dropdown.defineProperty(Dropdown, "dropSymbol", {default = "\31", type = "string"})
|
||||
|
||||
--- Creates a new Dropdown instance
|
||||
--- @shortDescription Creates a new Dropdown instance
|
||||
--- @return Dropdown self The newly created Dropdown instance
|
||||
--- @usage local dropdown = Dropdown.new()
|
||||
function Dropdown.new()
|
||||
local self = setmetatable({}, Dropdown):__init()
|
||||
self.set("width", 16)
|
||||
@@ -19,17 +28,29 @@ function Dropdown.new()
|
||||
return self
|
||||
end
|
||||
|
||||
--- Initializes the Dropdown instance
|
||||
--- @shortDescription Initializes the Dropdown instance
|
||||
--- @param props table The properties to initialize the element with
|
||||
--- @param basalt table The basalt instance
|
||||
--- @return Dropdown self The initialized instance
|
||||
function Dropdown:init(props, basalt)
|
||||
List.init(self, props, basalt)
|
||||
self.set("type", "Dropdown")
|
||||
return self
|
||||
end
|
||||
|
||||
--- Handles mouse click events
|
||||
--- @shortDescription Handles mouse click events
|
||||
--- @param button number The button that was clicked
|
||||
--- @param x number The x position of the click
|
||||
--- @param y number The y position of the click
|
||||
--- @return boolean handled Whether the event was handled
|
||||
function Dropdown:mouse_click(button, x, y)
|
||||
if not VisualElement.mouse_click(self, button, x, y) then return false end
|
||||
|
||||
|
||||
local relX, relY = self:getRelativePosition(x, y)
|
||||
|
||||
if relY == 1 then -- Klick auf Header
|
||||
|
||||
if relY == 1 then
|
||||
self.set("isOpen", not self.get("isOpen"))
|
||||
if not self.get("isOpen") then
|
||||
self.set("height", 1)
|
||||
@@ -38,7 +59,6 @@ function Dropdown:mouse_click(button, x, y)
|
||||
end
|
||||
return true
|
||||
elseif self.get("isOpen") and relY > 1 then
|
||||
-- Offset für die Liste korrigieren (relY - 1 wegen Header)
|
||||
local index = relY - 1 + self.get("offset")
|
||||
local items = self.get("items")
|
||||
|
||||
@@ -47,7 +67,7 @@ function Dropdown:mouse_click(button, x, y)
|
||||
if type(item) == "table" and item.separator then
|
||||
return false
|
||||
end
|
||||
|
||||
|
||||
self.set("selectedIndex", index)
|
||||
self.set("isOpen", false)
|
||||
self.set("height", 1)
|
||||
@@ -63,30 +83,29 @@ function Dropdown:mouse_click(button, x, y)
|
||||
return false
|
||||
end
|
||||
|
||||
--- Renders the Dropdown
|
||||
--- @shortDescription Renders the Dropdown
|
||||
function Dropdown:render()
|
||||
VisualElement.render(self)
|
||||
|
||||
-- Header rendern
|
||||
|
||||
local text = self.get("selectedText")
|
||||
if #text == 0 and self.get("selectedIndex") > 0 then
|
||||
local item = self.get("items")[self.get("selectedIndex")]
|
||||
text = type(item) == "table" and item.text or tostring(item)
|
||||
end
|
||||
|
||||
|
||||
self:blit(1, 1, text .. string.rep(" ", self.get("width") - #text - 1) .. (self.get("isOpen") and "\31" or "\17"),
|
||||
string.rep(tHex[self.get("foreground")], self.get("width")),
|
||||
string.rep(tHex[self.get("background")], self.get("width")))
|
||||
|
||||
-- Items nur rendern wenn offen
|
||||
if self.get("isOpen") then
|
||||
local items = self.get("items")
|
||||
local offset = self.get("offset")
|
||||
local selected = self.get("selectedIndex")
|
||||
local width = self.get("width")
|
||||
|
||||
-- Liste ab Zeile 2 rendern (unterhalb des Headers)
|
||||
for i = 2, self.get("height") do
|
||||
local itemIndex = i - 1 + offset -- -1 wegen Header
|
||||
local itemIndex = i - 1 + offset
|
||||
local item = items[itemIndex]
|
||||
|
||||
if item then
|
||||
@@ -101,7 +120,7 @@ function Dropdown:render()
|
||||
else
|
||||
local itemText = type(item) == "table" and item.text or tostring(item)
|
||||
local isSelected = itemIndex == selected
|
||||
|
||||
|
||||
local bg = isSelected and
|
||||
(item.selectedBackground or self.get("selectedColor")) or
|
||||
(item.background or self.get("background"))
|
||||
|
||||
Reference in New Issue
Block a user