import ohos.agp.components.*;
import ohos.app.Context;

public class MyComponent extends Component {

    public MyComponent(Context context) {
        super(context);

        // 创建DirectionalLayout布局管理器
        DirectionalLayout directionalLayout = new DirectionalLayout(context);
        directionalLayout.setWidth(ComponentContainer.LayoutConfig.MATCH_PARENT);
        directionalLayout.setHeight(ComponentContainer.LayoutConfig.MATCH_PARENT);

        // 创建Text组件
        Text text = new Text(context);
        text.setText("Hello, HarmonyOS!");
        text.setTextSize(50);

        // 将Text组件添加到DirectionalLayout中
        directionalLayout.addComponent(text);

        // 设置组件的布局参数
        LayoutConfig layoutConfig = new LayoutConfig(
                ComponentContainer.LayoutConfig.MATCH_CONTENT,
                ComponentContainer.LayoutConfig.MATCH_CONTENT
        );
        text.setLayoutConfig(layoutConfig);

        // 将DirectionalLayout设置为当前组件的根布局
        setLayout(directionalLayout);
    }
}