Control of the Android learning note GridView

1.xml Layout file

Main.xml

1 <?XML version= "1.0" encoding= "Utf-8"?>2 <LinearLayoutxmlns:android= "Http://schemas.android.com/apk/res/android"3 Android:layout_width= "Match_parent"4 Android:layout_height= "Match_parent"5 android:orientation= "vertical" >6     7     <GridView8         Android:id= "@+id/girdview1"9 Android:numcolumns= "2"Ten android:verticalspacing= "10DP" One android:horizontalspacing= "10DP" A Android:layout_width= "Wrap_content" - Android:layout_height= "Wrap_content"> -     </GridView> the      -    <!-- - Android:numcolumns//Number of columns - distance between android:verticalspacing//two rows + distance between android:horizontalspacing//two columns -      - +  A </LinearLayout>

Item.xml

1 <?XML version= "1.0" encoding= "Utf-8"?>2 <LinearLayoutxmlns:android= "Http://schemas.android.com/apk/res/android"3 Android:layout_width= "Match_parent"4 Android:layout_height= "Match_parent"5 android:orientation= "vertical"6 android:gravity= "Center" >7     8     <ImageView9         Android:id= "@+id/imageview1"Ten Android:layout_width= "60DP" One Android:layout_height= "60DP" A android:src= "@drawable /A"/> -      -     <TextView the         Android:id= "@+id/textview1" - Android:layout_margintop= "5DP" - Android:layout_width= "Wrap_content" - Android:layout_height= "Wrap_content" + android:textsize= "15SP" - Android:text= "Arsenal"/> +      A  at </LinearLayout>

2.java Code

1  Public classMainactivityextendsActionbaractivityImplementsOnitemclicklistener {2     3     PrivateGridView gv1;4     PrivateList<map<string,object>>dataList;5     Private int[] pic ={R.DRAWABLE.A,R.DRAWABLE.L,R.DRAWABLE.M,R.DRAWABLE.Q};6     PrivateString[] name = {"Arsenal", "Liverpool", "Manchester United", "Chelsea"};7     Privatesimpleadapter sa;8 9 @OverrideTen     protected voidonCreate (Bundle savedinstancestate) { One         Super. OnCreate (savedinstancestate); A Setcontentview (r.layout.main); -          -GV1 =(GridView) Findviewbyid (r.id.girdview1); the         //Initialize -DataList =NewArraylist<map<string,object>>(); -          -         //1. Preparing the data source +         //2. New Adapter (Simpleadapter) -         //3.GridView Load Adapter +         //4.GridView Configuration Time Listener (Onitemclicklistener) A          atSA =NewSimpleadapter ( This, GetData (), R.layout.item,Newstring[]{"pic", "name"},New int[]{r.id.imageview1,r.id.textview1}]; - Gv1.setadapter (SA); -Gv1.setonitemclicklistener ( This); -          -         -          in     } -         PrivateList<map<string,object>>GetData () { to                   for(intI =0;i<pic.length;i++){ +map<string,object> map =NewHashmap<string, object>(); -Map.put ("Pic", Pic[i]); theMap.put ("name", Name[i]); * datalist.add (map); $         }Panax Notoginseng                 returndataList; -         } the @Override +          Public voidOnitemclick (adapterview<?> Parent, view view,intposition, A                 LongID) { the             //TODO auto-generated Method Stub +Toast.maketext ( This, "I am" +Name[position], toast.length_short). Show (); -         }   $}

Control of the Android learning note GridView