Android self-paced note ToggleButton (switch Button) features, Special properties, usage

<span id="Label3"></p><span style="font-size:18px"><span style="font-size:18px">1.ToggleButton properties:<br>1> has two states: checked and unchecked, and you need to set different display text for different states<br>2>android:checked= "true"<br>3>android:textoff= "off" (default State)<br>4>android:texton= "open"<br>2. How to Use: (example)<br>public class Mainactivity extends Activity implements oncheckedchangelistener{<br>1> Initialization Control<br>2> Assigning a value to a control<br>3> setting listeners to controls<br>4> overriding the OnCheckedChanged () method {<br>Executes when the control is clicked, ischecked represents the state of the clicked control<br>Imageview.setbackgroundresource (isChecked? r.drawable.on:r.drawable.off);<br>}<br></span></span><p><p><span style="font-size:18px">}</span></p></p><p><p><span style="font-family:KaiTi_GB2312; font-size:18px">Here's a look at the implementation of the specific code: for everyone to watch the convenience I set up two pictures, when the Open is a picture, off the time is 21 pictures</span></p></p><p><p><span style="font-family:KaiTi_GB2312; font-size:18px">The first is: Activity_main.xml</span></p></p><p><p><span style="font-size:18px"></span></p></p><pre name="code" class="java"><pre name="code" class="java"><span style= "font-family:kaiti_gb2312;" ><togglebutton android:checked= "false" android:texton= "open" android:textoff= "off" android: Layout_width= "match_parent" android:layout_height= "wrap_content" android:id= "@+id/togglebutton" / > <imageview android:layout_width= "match_parent" android:layout_height= "match_parent " android:id= "@+id/imageview" android:layout_below= "@+id/togglebutton" android:background= "@drawable/ On " /></span></pre></pre><br>The last is: Mainactivity.class<p><p></p></p><p><p><span style="font-size:18px"></span></p></p><pre name="code" class="java"><span style= "font-family:kaiti_gb2312;" >package Com.example.administrator.togglebutton1;import Android.content.dialoginterface;import Android.media.image;import Android.support.v7.app.actionbaractivity;import Android.os.bundle;import Android.view.menu;import Android.view.menuitem;import Android.widget.compoundbutton;import Android.widget.imageview;import Android.widget.togglebutton;public class Mainactivity extends ActionBarActivity Implements Compoundbutton.oncheckedchangelistener {private ToggleButton tb; Private ImageView img; @Override protected void onCreate (Bundle Savedinstancestate) {super.oncreate (savedinstancestate); Setcontentview (r.layout.activity_main); TB = (ToggleButton) Findviewbyid (r.id.togglebutton); Initialize img = (ImageView) Findviewbyid (r.id.imageview); Tb.setoncheckedchangelistener (this); Set listener for control} @Override public void OnCheckedChanged (compoundbutton buttonview, boolean isChecked) {//override Onche CkEdchanged () Method//when The control is clicked, isChecked represents the state of the control being clicked Img.setbackgroundresource (isChecked? r.drawable.on:r.drawable.ic_adc); }}</span></pre><span style="font-family:KaiTi_GB2312"><span style="font-family:KaiTi_GB2312"><br></span></span><br><p><p></p></p> <p style="font-size:12px;"><p style="font-size:12px;">Copyright Notice: This article for Bo Master original article, without Bo Master permission not Reproduced.</p></p> <p><p>Android self-paced note ToggleButton (switch Button) features, Special properties, usage</p></p></span>