/* * Copyright (C) 2007 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * *      http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */package com.example.android.apis.view;import com.example.android.apis.R;import android.app.Activity;import android.content.Intent;import android.content.pm.ResolveInfo;import android.os.Bundle;import android.view.View;import android.view.ViewGroup;import android.widget.BaseAdapter;import android.widget.GridView;import android.widget.ImageView;import java.util.List;public class LayoutAnimation1 extends Activity {    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        loadApps();        setContentView(R.layout.layout_animation_1);        GridView grid = (GridView) findViewById(R.id.grid);        grid.setAdapter(new LayoutAnimation1.AppsAdapter());    }    private List<ResolveInfo> mApps;    private void loadApps() {        Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);        mainIntent.addCategory(Intent.CATEGORY_LAUNCHER);        mApps = getPackageManager().queryIntentActivities(mainIntent, 0);    }    public class AppsAdapter extends BaseAdapter {        public View getView(int position, View convertView, ViewGroup parent) {            ImageView i = new ImageView(LayoutAnimation1.this);            ResolveInfo info = mApps.get(position % mApps.size());            i.setImageDrawable(info.activityInfo.loadIcon(getPackageManager()));            i.setScaleType(ImageView.ScaleType.FIT_CENTER);            i.setLayoutParams(new GridView.LayoutParams(36, 36));            return i;        }        public final int getCount() {            return Math.min(32, mApps.size());        }        public final Object getItem(int position) {            return mApps.get(position % mApps.size());        }        public final long getItemId(int position) {            return position;        }    }}