레이아웃(Layout) : 실행 중 속성 바꾸기

activity_main.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:id="@+id/mylinear"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:orientation="vertical"

    android:paddingBottom="@dimen/activity_vertical_margin"

    android:paddingLeft="@dimen/activity_horizontal_margin"

    android:paddingRight="@dimen/activity_horizontal_margin"

    android:paddingTop="@dimen/activity_vertical_margin"

    tools:context=".MainActivity" >

 

    <Button

        android:id="@+id/mvbutton"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="버튼" />

 

    <TextView

        android:id="@+id/mvtext"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="문자열" />

 

    <EditText

        android:id="@+id/mvedit"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="에디트" />

 

</LinearLayout>

 

 

 

 

MainActivity.java

package com.example.testex10;

 

import android.os.Bundle;

import android.app.Activity;

import android.view.Menu;

import android.widget.Button;

import android.widget.LinearLayout;

 

public class MainActivity extends Activity {

 

        @Override

        protected void onCreate(Bundle savedInstanceState) {

               super.onCreate(savedInstanceState);

               setContentView(R.layout.activity_main);

              

               LinearLayout linear = (LinearLayout)findViewById(R.id.mylinear);

               linear.setOrientation(LinearLayout.HORIZONTAL);

              

               Button btn = (Button)findViewById(R.id.mvbutton);

               btn.setTextSize(40);

              

        }

 

        @Override

        public boolean onCreateOptionsMenu(Menu menu) {

               // Inflate the menu; this adds items to the action bar if it is present.

               getMenuInflater().inflate(R.menu.main, menu);

               return true;

        }

 

}