Modified hannappe sample showing layout resize issue. Run this sample and use the mouse to change the window size. It works when making the window bigger. When you make the window smaller, the buttons don't change alignment. hanappe/projects/hanappe-samples/src/samples/gui/button_sample.lua

button_sample.lua

module(..., package.seeall)

function onCreate(params)
    view = View {
        scene = scene,
        layout = {
            VBoxLayout {
                align = {"center", "center"},
                padding = {10, 10, 10, 10},
            }
        },
        children = {{
            Button {
                name = "startButton",
                text = "はじめ",
                onClick = onStartClick,
            },
            Button {
                name = "backButton",
                text = "戻る",
                onClick = onBackClick,
            },
            Button {
                name = "testButton1",
                text = "disabled",
                enabled = false,
            },
        }},
    }
    view:updateComponent()

    MOAIGfxDevice.setListener(MOAIGfxDevice.EVENT_RESIZE, onResize)
end

function onResize(width, height)
    print("onResize(width, height)", width, height)

    Application.screenWidth = width
    Application.screenHeight = height
    Application.viewWidth = width
    Application.viewHeight = height

    -- resize main view
    view:setSize(width, height)
    view:getLayer():setSize(width, height)
    view:updateLayout()
end

function onStartClick(e)
    print("onStartClick")
end

function onBackClick(e)
    SceneManager:closeScene({animation = "fade"})
end