buttons.lua

os.loadAPI("settings.lua")
os.loadAPI("graphics.lua")
os.loadAPI("notifications.lua")

buttons = {}
hasMonitor = false

if peripheral.find("monitor") then
    hasMonitor = true
end

function createBtn(text,bkgColor,height,width,x,y)
    btn = graphics.button:new()
    btn.text = text
    btn.bkgColor = bkgColor
    btn.h = height
    btn.w = width
    btn.x = x
    btn.y = y
    return btn
end

function createCheckbox(text,x,y,checked,bkgColor)
    checkbox = graphics.checkbox:new()
    checkbox.text = text
    checkbox.x = x
    checkbox.y = y
    checkbox.checked = checked
    checkbox.bkgColor = bkgColor
    return checkbox
end

function addButton(btn)
    table.insert(buttons, btn )
end

function closeProgram()
    notifications.addNotification("close", 10, "Program Closing", colors.red, colors.black)
    graphics.fillScreen(colors.black)
    os.shutdown()
end

function setupButtons()
    local w, h = term.getSize()
    -- shutdown button
    shutdownBtn = createBtn("X",colors.red,3,3,w-2,2)
    shutdownBtn.trigger = function()
        closeProgram()
    end
    addButton(shutdownBtn)
end

function drawButtons()
    for k,v in pairs(buttons) do
        v.draw(v)
    end
end

function buttonClickEvent()
    eventType = ""
    if hasMonitor == true then
        eventType = "monitor_touch"
    else
        eventType = "mouse_click"
    end
    event, button, x, y = os.pullEvent(eventType)
    for k,v in pairs(buttons) do
        v.detect(v,x,y,true)
    end
end

function initButtons()
    setupButtons()
    drawButtons()
end

function update()
    drawButtons()
end