xml页面布局
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical"
android:layout_width="fill_parent" android:layout_height="fill_parent">
<CheckBox android:id="@+id/plain_cb" android:text="Plain" android:layout_width="wrap_content"
android:layout_height="wrap_content" />
<CheckBox android:id="@+id/bold_cb" android:text="Bold"
android:layout_width="wrap_content" android:layout_height="wrap_content" android:textStyle="bold" />
<CheckBox android:id="@+id/serif_cb" android:text="Serif"
android:layout_width="wrap_content" android:layout_height="wrap_content" android:typeface="serif" />
<CheckBox android:id="@+id/italic_cb" android:text="Italic"
android:layout_width="wrap_content" android:layout_height="wrap_content" android:textStyle="italic" />
<Button android:id="@+id/get_view_button" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="获取CheckBox的值" />
</LinearLayout>
java类:
package com.zgct.activity;
public class CheckBoxActivity extends Activity {
CheckBox plain_cb, serif_cb, italic_cb, bold_cb;
@Override
protected void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setTitle("CheckBoxActivity");
setContentView(R.layout.check_box);
find_and_modify_text_view();
}
private void find_and_modify_text_view(){
plain_cb = (CheckBox) findViewById(R.id.plain_cb);
serif_cb = (CheckBox) findViewById(R.id.serif_cb);
italic_cb = (CheckBox) findViewById(R.id.italic_cb);
bold_cb = (CheckBox) findViewById(R.id.bold_cb);
Button get_view_button = (Button)findViewById(R.id.get_view_button);
get_view_button.setOnClickListener(get_view_button_listener);
}
private Button.OnClickListener get_view_button_listener = new Button.OnClickListener(){
public void onClick(View v){
String r = "";
if(plain_cb.isChecked()) r = r + "," + plain_cb.getText();
if(serif_cb.isChecked()) r = r + "," + serif_cb.getText();
if(bold_cb.isChecked()) r = r + "," + bold_cb.getText();
if(italic_cb.isChecked()) r = r + "," + italic_cb.getText();
setTitle("Checked: " + r);
} }; }