Android-Customize the button with the progress bar

1. Implement a button with a progress bar, display the prompt message when finished, and set the button to not be clicked again

2. Required Images

3. Code

Mainactivity

Package Com.example.buttondemo;import Android.app.activity;import Android.os.bundle;import Android.os.Handler; Import Android.os.message;import android.view.view;import android.widget.button;import Android.widget.ProgressBar; Import Android.widget.textview;public class Mainactivity extends Activity {int i = 0; ProgressBar ProgressBar = null; Button downloadbtn = null;@ overrideprotected void onCreate (Bundle savedinstancestate) {super.oncreate (savedinstances Tate) Setcontentview (r.layout.activity_main);p Rogressbar = (progressBar) Findviewbyid (r.id.progressbar);d ownloadb TN = (Button) Findviewbyid (r.id.downloadbtn);d Ownloadbtn.setonclicklistener (new View.onclicklistener () {@ Overrid epublic void OnClick (View v) {i = 0;handler.sendemptymessage (). what = 1);}} );}  Handler Handler = new Handler () {public void Handlemessage (android.os.Message msg) {switch (msg.what) {case 1:i + = 5;progressbar.setprogress (i); if (i! =) {handler.sendemptymessagedElayed (New Message (). What = 1, a);d Ownloadbtn.settext ( i + "%");} Set the maximum setting prompt and set the button to be non-clickable else if (i = =) {downloadbtn.settext ("Download Done");d ownloadbtn.setclickable (false);} Break;default:break;}};};}

 layout

<relativelayout xmlns:android= "http://schemas.android.com/apk/res/android" xmlns:tools= "http// Schemas.android.com/tools "android:layout_width=" fill_parent "android:layout_height=" Fill_parent "android:padding bottom= "@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 "> <relativelayout android:layout_width=" fill_parent "android:layout_height=" 50DP " Android:layout_centerhorizontal= "true" android:layout_centervertical= "true" android:gravity= "bottom"        ;            <progressbar android:id= "@+id/progressbar" style= "? Android:attr/progressbarstylehorizontal" Android:layout_width= "Fill_parent" android:layout_height= "fill_parent" android:background= "@dr Awable/aa_button_gray_normal "Androidoid:max= "android:progress=" 0 "android:progressdrawable=" @drawable/progress_selector "/> <button android:id= "@+id/downloadbtn" android:layout_width= "Fill_parent" Android:la yout_height= "Fill_parent" android:layout_centerhorizontal= "true" android:layout_centervertical= "true "Android:background=" @drawable/btn_selector "android:text=" Download "/> </RelativeLayout>< /relativelayout>

Btn_selector.xml

<?xml version= "1.0" encoding= "Utf-8"? ><selector xmlns:android= "http://schemas.android.com/apk/res/ Android ">    <item android:state_pressed=" false "android:drawable=" @android: Color/transparent "></ item>    <item android:state_pressed= "true" android:drawable= "@drawable/aa_button_gray_pressed" ></ Item></selector>

Progress_selector.xml

<?xml version= "1.0" encoding= "Utf-8"? ><layer-list xmlns:android= "http://schemas.android.com/apk/res/ Android ">    <item android:id=" @android: id/progress ">        <clip            android:cliporientation=" Horizontal "            android:drawable=" @drawable/aa_button_normal "            android:gravity=" left "/>    </item ></layer-list>

Make a little progress every day

Android-Customize the button with the progress bar