安卓课程十九 ToggleButton按钮的使用

activity_main.xml

<ToggleButton         android:layout_width="fill_parent"         android:layout_height="wrap_content"        android:id="@+id/toggleBtn"        android:textOn="横向排列"        android:textOff="纵向排列"        android:checked="true"         />    <LinearLayout          android:id="@+id/linearLayout"        android:layout_below="@id/toggleBtn"        android:layout_width="fill_parent"         android:layout_height="wrap_content"        android:orientation="horizontal"        >                <Button android:layout_width="wrap_content"         android:layout_height="wrap_content"        android:text="@string/btn"        />        <Button android:layout_width="wrap_content"         android:layout_height="wrap_content"        android:text="@string/btn"        />        <Button android:layout_width="wrap_content"         android:layout_height="wrap_content"        android:text="@string/btn"        />                    </LinearLayout>

?MainActivity.java

import android.app.Activity;import android.os.Bundle;import android.widget.CompoundButton;import android.widget.CompoundButton.OnCheckedChangeListener;import android.widget.LinearLayout;import android.widget.ToggleButton;public class MainActivity extends Activity {@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);final LinearLayout linearLayout = (LinearLayout) this.findViewById(R.id.linearLayout);ToggleButton toggleBtn = (ToggleButton) this.findViewById(R.id.toggleBtn) ;toggleBtn.setOnCheckedChangeListener(new OnCheckedChangeListener(){public void onCheckedChanged(CompoundButton buttonView,boolean isChecked) {if(isChecked){//0：表示横向排列linearLayout.setOrientation(0);}else {//1:垂直排列linearLayout.setOrientation(1);}}}); } }

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