android-Basic Control (Ratingbar implementation)

1. Review

Learn about the knowledge of Android layout optimization, and SeekBar (draggable scroll bar) for understanding and learning

2. Focus

(1) Realization of Ratingbar

(2) Realization of Onratingbarchangelistener

3. Implement3.1

3.2 Layout Implementation

<relativelayout xmlns:android= "http://schemas.android.com/apk/res/android"    xmlns:tools= "http// Schemas.android.com/tools "    android:layout_width=" match_parent "    android:layout_height=" Match_parent "    tools:context= "${relativepackage}.${activityclass}" >    <ratingbar        android:id= "@+id/rating_ Bar1 "        android:layout_width=" wrap_content "        android:layout_height=" wrap_content "        android:layout_ Alignparentleft= "true"        android:layout_below= "@+id/btn_debug"        android:layout_margintop= "28DP"/>< /relativelayout>

3.3 Onratingbarchangelistener implementation

The initialization control (Findviewbyid) is not said;

Using Toast display

Class Rating_bar1listener implements onratingbarchangelistener{@Overridepublic void onratingchanged (Ratingbar Ratingbar, float Rating,boolean fromuser) {              toast.maketext (this,rating+ "star", Toast.length_short). Show ();  }}

3.4 Binding Listener Events

Rating_bar1.setonratingbarchangelistener (New Rating_bar1listener ());

4. Demo Free point Download

Gift Toast Full solution!!!

http://download.csdn.net/detail/lablenet/9047139

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Android-Basic Control (Ratingbar implementation)