Привет друзья,
Сегодня я делюсь очень простым полезным постом «Custom Grid View в Android».
Весь код приведен ниже, просто скопируйте и наслаждайтесь. Вы также можете скачать zip-папку с github…
MainActivity.java
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package com.manish.customgridview;import java.util.ArrayList;import android.os.Bundle;import android.app.Activity;import android.graphics.Bitmap;import android.graphics.BitmapFactory;import android.widget.GridView;/** * * @author manish.s * */public class MainActivity extends Activity { GridView gridView; ArrayList<Item> gridArray = new ArrayList<Item>(); CustomGridViewAdapter customGridAdapter; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); //set grid view item Bitmap homeIcon = BitmapFactory.decodeResource(this.getResources(), R.drawable.home); Bitmap userIcon = BitmapFactory.decodeResource(this.getResources(), R.drawable.personal); gridArray.add(new Item(homeIcon,"Home")); gridArray.add(new Item(userIcon,"User")); gridArray.add(new Item(homeIcon,"House")); gridArray.add(new Item(userIcon,"Friend")); gridArray.add(new Item(homeIcon,"Home")); gridArray.add(new Item(userIcon,"Personal")); gridArray.add(new Item(homeIcon,"Home")); gridArray.add(new Item(userIcon,"User")); gridArray.add(new Item(homeIcon,"Building")); gridArray.add(new Item(userIcon,"User")); gridArray.add(new Item(homeIcon,"Home")); gridArray.add(new Item(userIcon,"xyz")); gridView = (GridView) findViewById(R.id.gridView1); customGridAdapter = new CustomGridViewAdapter(this, R.layout.row_grid, gridArray); gridView.setAdapter(customGridAdapter); }} |
CustomGridViewAdapter.java
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package com.manish.customgridview;import java.util.ArrayList;import android.app.Activity;import android.content.Context;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.ArrayAdapter;import android.widget.ImageView;import android.widget.TextView;/** * * @author manish.s * */public class CustomGridViewAdapter extends ArrayAdapter<Item> { Context context; int layoutResourceId; ArrayList<Item> data = new ArrayList<Item>(); public CustomGridViewAdapter(Context context, int layoutResourceId, ArrayList<Item> data) { super(context, layoutResourceId, data); this.layoutResourceId = layoutResourceId; this.context = context; this.data = data; } @Override public View getView(int position, View convertView, ViewGroup parent) { View row = convertView; RecordHolder holder = null; if (row == null) { LayoutInflater inflater = ((Activity) context).getLayoutInflater(); row = inflater.inflate(layoutResourceId, parent, false); holder = new RecordHolder(); holder.txtTitle = (TextView) row.findViewById(R.id.item_text); holder.imageItem = (ImageView) row.findViewById(R.id.item_image); row.setTag(holder); } else { holder = (RecordHolder) row.getTag(); } Item item = data.get(position); holder.txtTitle.setText(item.getTitle()); holder.imageItem.setImageBitmap(item.getImage()); return row; } static class RecordHolder { TextView txtTitle; ImageView imageItem; }} |
activity_main.xml
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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" 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=".MainActivity" > <GridView android:id="@+id/gridView1" android:layout_width="fill_parent" android:layout_height="wrap_content" android:layout_margin="4dp" android:columnWidth="80dp" android:gravity="center" android:numColumns="auto_fit" android:stretchMode="columnWidth" > </GridView></RelativeLayout> |
row_grid.xml
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android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="vertical" android:padding="5dp" > <ImageView android:id="@+id/item_image" android:layout_width="50dp" android:layout_height="50dp" android:layout_marginRight="10dp" android:src="@drawable/home" > </ImageView> <TextView android:id="@+id/item_text" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginTop="5dp" android:textSize="15sp" > </TextView></LinearLayout> |
AndroidManifest.xml
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<?xml version="1.0" encoding="utf-8"?> package="com.manish.customgridview" android:versionCode="1" android:versionName="1.0" > <uses-sdk android:minSdkVersion="8" android:targetSdkVersion="17" /> <application android:allowBackup="true" android:icon="@drawable/ic_launcher" android:label="@string/app_name" android:theme="@style/AppTheme" > <activity android:name="com.manish.customgridview.MainActivity" android:label="@string/app_name" > <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> </application></manifest> |
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Благодаря!
Ссылка: Пример просмотра пользовательской сетки в Android | Изображение и текст в GridView в Android | Демонстрация Gridview в Android от нашего партнера по JCG Маниша Шриваставы в блоге Android 4 на вашем сайте .