Add a product to the GridView, and add a product to the GridView

Add a product to the GridView, and add a product to the GridView

Yes

Define a GridView and add a product on it.

First define the product Adapter

1 package org. xml. demo; 2 3 import ogg. huanxin. huadong. r; 4 import android. content. context; 5 import android. view. layoutInflater; 6 import android. view. view; 7 import android. view. viewGroup; 8 import android. widget. baseAdapter; 9 import android. widget. linearLayout; 10 import android. widget. textView; 11 12 public class ProducteGridAdapter extends BaseAdapter {13 private Context context; 14 15 public ProducteGridAdapter (Context context) {16 super (); 17 this. context = context; 18} 19 20 private int [] costs = {900,768,868,554,610,152,199,299,544,366}; 21 private String [] title = {"casual men's wear", "Women's Wear", "Children's wear ", "Mobile Phone", "casual men's wear", "Women's Wear", 22 "Children's wear", "Mobile Phone", "casual men's wear", "casual men's wear "}; 23 24 @ Override25 public int getCount () {26 // number of entries in the dataset represented in this adapter 27 return costs. length; 28} 29 30 @ Override31 public Object getItem (int arg0) {32 // (get the data item corresponding to the specified index) 33 return arg0; 34} 35 36 @ Override37 public long getItemId (int arg0) {38 // retrieve the row id39 return arg0 corresponding to the specified index in the list; 40} 41 42 @ Override43 public View getView (int position, View convertView, ViewGroup parent) {44 // obtain a view that specifies an index in the dataset to display data 45 Holder holder = null; 46 if (convertView = null) {47 holder = new Holder (); 48 // load the layout according to the custom Layout 49 LayoutInflater mInflater = LayoutInflater. from (context); 50 convertView = mInflater. inflate (R. layout. home_produce, null); 51 holder. ll_left = (LinearLayout) convertView52. findViewById (R. id. ll_left); 53 holder. ll_right = (LinearLayout) convertView54. findViewById (R. id. ll_right); 55 holder. product_cost = (TextView) convertView56. findViewById (R. id. product_cost); 57 holder. product_title = (TextView) convertView58. findViewById (R. id. product_title); 59 // Save the configured layout to the cache and set it in the Tag so that the Tag60 convertView can be conveniently retrieved later. setTag (holder); 61 62} else {63 64 holder = (Holder) convertView. getTag (); 65 66} 67 68 holder. product_cost.setText (costs [position] + ""); 69 holder. product_title.setText (title [position]); 70 71 return convertView; 72} 73 74 private static final class Holder {75 private TextView product_title; 76 TextView product_cost; 77 LinearLayout ll_left; 78 LinearLayout ll_right; 79} 80}View Code

R. layout. home_produce

1 <? Xml version = "1.0" encoding = "UTF-8"?> 2 <LinearLayout xmlns: android = "http://schemas.android.com/apk/res/android" 3 android: id = "@ + id/product" 4 android: layout_width = "match_parent" 5 android: layout_height = "match_parent" 6 android: background = "# eee" 7 android: gravity = "center_horizontal" 8 android: orientation = "vertical"> 9 10 <ImageView11 android: id = "@ + id/image_product" 12 android: layout_width = "match_parent" 13 android: layout_height = "180dp" 14 android: scaleType = "fitXY" 15 android: src = "@ drawable/name"/> 16 17 <TextView18 android: id = "@ + id/product_title" 19 android: layout_width = "match_parent" 20 android: layout_height = "wrap_content" 21 android: ellipsize = "end" 22 android: gravity = "center_horizontal" 23 android: maxLines = "1" 24 android: paddingBottom = "5dp" 25 android: paddingLeft = "10dp" 26 android: paddingRight = "10dp" 27 android: paddingTop = "5dp" 28 android: text = "@ string/product" 29 android: textSize = "15sp"/> 30 31 <LinearLayout32 android: id = "@ + id/product_ll" 33 android: layout_width = "match_parent" 34 android: layout_height = "30dp"> 35 36 <LinearLayout37 android: id = "@ + id/ll_left" 38 android: layout_width = "0dp" 39 android: layout_height = "match_parent" 40 android: layout_weight = "1" 41 android: paddingLeft = "15dp"> 42 43 <TextView44 android: layout_width = "wrap_content" 45 android: layout_height = "match_parent" 46 android: gravity = "center_vertical" 47 android: text = "@ string/money" 48 android: textColor = "@ android: color/holo_blue_light" 49 android: textSize = "16sp"/> 50 51 <TextView52 android: layout_width = "wrap_content" 53 android: layout_height = "match_parent" 54 android: layout_marginLeft = "5dp" 55 android: id = "@ + id/product_cost" 56 android: gravity = "center_vertical" 57 android: text = "@ string/price" 58 android: textSize = "16sp"> 59 </TextView> 60 </LinearLayout> 61 62 <LinearLayout63 android: id = "@ + id/ll_right" 64 android: layout_width = "0dp" 65 android: layout_height = "match_parent" 66 android: layout_weight = "1" 67 android: gravity = "right" 68 android: paddingRight = "15dp"> 69 70 <TextView71 android: layout_width = "wrap_content" 72 android: layout_height = "match_parent" 73 android: gravity = "center_vertical" 74 android: text = "@ string/xiaoshou" 75 android: textColor = "@ android: color/holo_blue_light" 76 android: textSize = "16sp"/> 77 78 <TextView79 android: layout_width = "wrap_content" 80 android: layout_height = "match_parent" 81 android: layout_marginLeft = "5dp" 82 android: gravity = "center_vertical" 83 android: text = "@ string/much" 84 android: textSize = "16sp"> 85 </TextView> 86 </LinearLayout> 87 </LinearLayout> 88 89 </LinearLayout>View Code

Main Code

Package org. xml. demo; import ogg. huanxin. huadong. r; import android. app. activity; import android. OS. bundle; public class MyProducte extends Activity {// private GridView productGridView; private MyGridView product_gridView; private ProducteGridAdapter producteGridAdapter; @ Override protected void onCreate (Bundle savedInstanceState) {super. onCreate (savedInstanceState); // defines the layout variable super. setContentView (R. layout. home_product); // obtain the control product_gridView = (MyGridView) super. findViewById (R. id. product); // set the adapter producteGridAdapter = new ProducteGridAdapter (this); product_gridView.setAdapter (producteGridAdapter );}}

Layout xml

First define a MyGridView

1 package org. xml. demo; 2 3 import android. content. context; 4 import android. util. attributeSet; 5 import android. widget. gridView; 6 7 public class MyGridView extends GridView {8 9 public MyGridView (Context context, AttributeSet attrs) {10 super (context, attrs); 11} 12 13 public MyGridView (Context context) {14 super (context); 15} 16 17 public MyGridView (Context context, AttributeSet attrs, int defStyle) {18 super (context, attrs, defStyle ); 19} 20 21 @ Override22 public void onMeasure (int widthMeasureSpec, int heightMeasureSpec) {23 24 int expandSpec = MeasureSpec. makeMeasureSpec (Integer. MAX_VALUE> 2, 25 MeasureSpec. AT_MOST); 26 super. onMeasure (widthMeasureSpec, expandSpec); 27} 28 29}View Code

<? Xml version = "1.0" encoding = "UTF-8"?> <LinearLayout xmlns: android = "http://schemas.android.com/apk/res/android" android: layout_width = "match_parent" android: layout_height = "match_parent" android: background = "# eee" android: orientation = "vertical"> <TextView android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: layout_marginLeft = "15dp" android: gravity = "center_vertical" android: paddingBottom = "4dp" android: paddingTop = "5dp" android: text = "all products" android: textSize = "15sp"/> <View android: layout_width = "fill_parent" android: layout_height = "1dp" android: background = "@ android: color/white"/> <ScrollView android: layout_width = "match_parent" android: layout_height = "wrap_content"> <LinearLayout android: layout_width = "match_parent" android: layout_height = "wrap_content" android: orientation = "vertical"> <org. xml. demo. myGridView android: id = "@ + id/product" android: layout_width = "match_parent" android: layout_height = "wrap_content" android: horizontalSpacing = "5dp" android: numColumns = "2" android: paddingBottom = "10dp" android: paddingLeft = "7dp" android: paddingRight = "7dp" android: paddingTop = "5dp" android: verticalSpacing = "8dp"/> </LinearLayout> </ScrollView> </LinearLayout>