The GridView and gallery of Android

Gridview:

Activity_main.xml

<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"     android:paddingbottom= "@ Dimen/activity_vertical_margin "    android:paddingleft=" @dimen/activity_horizontal_margin "     android:paddingright= "@dimen/activity_horizontal_margin"      android:paddingtop= "@dimen/activity_vertical_margin"     tools:context= " Com.example.gridview.MainActivity " >    <GridView          android:id= "@+id/gridview1_1"         android: Layout_width= "Match_parent"         android:layout_height= "wrap_content "        android:numcolumns= "Auto_fit"         android:columnwidth= "90DP"         android:verticalspacing= "2DP"          android:horizontalspacing= "2DP"         android: Stretchmode= "ColumnWidth"         android:gravity= "center"          ></GridView></RelativeLayout>

mainactivity

Package com.example.gridview;import android.app.activity;import android.content.context;import  android.os.Bundle;import android.view.Menu;import android.view.MenuItem;import  android.view.view;import android.view.viewgroup;import android.widget.baseadapter;import  Android.widget.gridview;import android.widget.imageview;public class mainactivity extends  Activity {private GridView gridView; @Overrideprotected  void oncreate (Bundle  savedinstancestate)  {super.oncreate (savedinstancestate); Setcontentview (R.layout.activity_main); gridview= (GridView)  findviewbyid (r.id.gridview1_1); Myimageadapter myimageadapter=new myimageadapter (this); Gridview.setadapter (MyImageAdapter);} @Overridepublic  boolean oncreateoptionsmenu (Menu menu)  {// inflate the menu ;  this adds items to the action bar if it is&nbsP;present.getmenuinflater (). Inflate (r.menu.main, menu); return true;} @Overridepublic  boolean onoptionsitemselected (Menuitem item)  {// handle action  bar item clicks here. The action bar will// automatically  handle clicks on the home/up button, so long// as you  specify a parent activity in androidmanifest.xml.int id =  Item.getitemid ();if  (id == r.id.action_settings)  {return true;} return super.onoptionsitemselected (item);} static class myimageadapter extends baseadapter{private context ct;// To display the picture resource Private int [] images={r.drawable.th_seismometer_1,r.drawable.th_skippylite, R.drawable.th_sms_hey_blue,r.drawable.th_ssh,r.drawable.th_things1,r.drawable.th_thisday,r.drawable.th_ Seismometer_1,r.drawable.th_skippylite,r.drawable.th_sms_hey_blue,r. Drawable.th_ssh,r.drawable.th_things1,r.drawable.th_thisday}; Myimageadapter (context ct) {this.ct=ct;} @Overridepublic  int getcount ()  {// todo auto-generated method stubreturn  images.length;} @Overridepublic  object getitem (int position)  {// todo auto-generated method  stubreturn position;} @Overridepublic  long getitemid (int position)  {// todo auto-generated method  stubreturn position;} @Overridepublic  view getview (int position, view convertview, viewgroup  Parent)  {// todo auto-generated method stubimageview imageview;if (convertView== NULL) {Imageview=new imageview (CT);//Set the width and height of the picture Imageview.setlayoutparams (New gridview.layoutparams (85,  85));//set stretch or intercept mode Imageview.setscaletype (ImageView.ScaleType.CENTER_CROP); Imageview.setpadding (8, 8,  8, 8);} else{imageview= (ImageView) conveRtview;} Imageview.setimageresource (Images[position]); return imageview;}}

Gallery:

Activity_main.xml

<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"     android:paddingbottom= "@ Dimen/activity_vertical_margin "    android:paddingleft=" @dimen/activity_horizontal_margin "     android:paddingright= "@dimen/activity_horizontal_margin"      android:paddingtop= "@dimen/activity_vertical_margin"     tools:context= " Com.example.gallery.MainActivity " >       <Gallery         android:id= "@+id/gallery1_1"          android:layout_width= "Match_parent"         android:layout_height = "Wrap_content"         android:layout_marginleft= "60DP"         android:layout_ margintop= "60DP"        >             </Gallery></RelativeLayout>

mainactivity

package com.example.gallery;import android.app.activity;import android.os.bundle;import  android.view.menu;import android.view.menuitem;import android.view.view;import  android.view.viewgroup;import android.widget.baseadapter;import android.widget.gallery;import  android.widget.imageview;public class mainactivity extends activity {private  gallery gallery; @Overrideprotected  void oncreate (bundle savedinstancestate)  { Super.oncreate (savedinstancestate); Setcontentview (R.layout.activity_main); gallery= (gallery)  findViewById ( R.id.gallery1_1); Mygalleryadapter mygalleryadapter=new mygalleryadapter (); Gallery.setadapter (MyGalleryAdapter);} @Overridepublic  boolean oncreateoptionsmenu (Menu menu)  {// inflate the menu ; this adds items to the action bar if it is  Present.getmenuinflater (). Inflate (r.meNu.main, menu); return true;} @Overridepublic  boolean onoptionsitemselected (Menuitem item)  {// handle action  bar item clicks here. The action bar will// automatically  handle clicks on the home/up button, so long// as you  specify a parent activity in androidmanifest.xml.int id =  Item.getitemid ();if  (id == r.id.action_settings)  {return true;} return super.onoptionsitemselected (item);} Class mygalleryadapter extends baseadapter{private int [] images={r.drawable.th_ SEISMOMETER_1,R.DRAWABLE.TH_SKIPPYLITE,R.DRAWABLE.TH_SMS_HEY_BLUE,R.DRAWABLE.TH_SSH,R.DRAWABLE.TH_THINGS1, R.drawable.th_thisday,r.drawable.th_seismometer_1,r.drawable.th_skippylite,r.drawable.th_sms_hey_blue, R.drawable.th_ssh,r.drawable.th_things1,r.drawable.th_thisday}; @Overridepublic  INT&NBSp;getcount ()  {// todo auto-generated method stubreturn images.length;} @Overridepublic  object getitem (int position)  {// todo auto-generated method  stubreturn position;} @Overridepublic  long getitemid (int position)  {// todo auto-generated method  stubreturn position;} @Overridepublic  view getview (int position, view convertview, viewgroup  Parent)  {// todo auto-generated method stubimageview imageview;if (convertView== NULL) {Imageview=new imageview (mainactivity.this);} else{imageview= (ImageView) Convertview;} Imageview.setimageresource (Images[position]); return imageview;}}

650) this.width=650; "Src=" Http://s4.51cto.com/wyfs02/M00/8B/8E/wKiom1hQ7uLC1OHjAAFiUMGNV4k443.png-wh_500x0-wm_3 -wmp_4-s_2418319840.png "style=" Float:none; "title=" _fse8o] ' k~yu77m4{c ') ntg.png "alt=" Wkiom1hq7ulc1ohjaafiumgnv4k443.png-wh_50 "/>

650) this.width=650; "Src=" Http://s4.51cto.com/wyfs02/M02/8B/8E/wKiom1hQ7uLTRWZ9AAGMIxDxHgU103.png-wh_500x0-wm_3 -wmp_4-s_1699558918.png "style=" Float:none; "title="}s2$x2nm6s~_{1lf5g7g_sf.png "alt=" Wkiom1hq7ultrwz9aagmixdxhgu103.png-wh_50 "/>

This article is from the "matengbing" blog, make sure to keep this source http://matengbing.blog.51cto.com/11395502/1882650

The GridView and gallery of Android