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Android AdapterViewFlipper 使用示例

Android AdapterViewFlipper 使用示例

作者: 赵者也 | 来源:发表于2017-03-18 14:59 被阅读40次

布局文件:

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/activity_main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:background="@color/colorGray"
    >

    <AdapterViewFlipper
        android:id="@+id/flipper"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:flipInterval="2000"
        android:layout_alignParentTop="true"
        />

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentBottom="true"
        android:layout_alignParentStart="true"
        android:onClick="prev"
        android:text="@string/prev"
        />

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentBottom="true"
        android:layout_centerHorizontal="true"
        android:onClick="next"
        android:text="@string/next"
        />

    <Button
        android:id="@+id/autoButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentBottom="true"
        android:layout_alignParentEnd="true"
        android:onClick="auto"
        android:text="@string/auto"
        />

</RelativeLayout>

主程序代码:

package com.toby.personal.testlistview;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterViewFlipper;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.ImageView;

public class MainActivity extends Activity {

    final private static String TAG = "Toby_Test";

    private AdapterViewFlipper adapterViewFlipper = null;
    private Button autoButton = null;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        final int[] images = new int[]{
                R.drawable.img01, R.drawable.img02, R.drawable.img03, R.drawable.img04,
                R.drawable.img05, R.drawable.img06, R.drawable.img07, R.drawable.img08,
                R.drawable.img09, R.drawable.img10, R.drawable.img11, R.drawable.img12,
                R.drawable.dog_001, R.drawable.dog_002, R.drawable.dog_003, R.drawable.dog_004,
                R.drawable.dog_005,
                R.drawable.girl01, R.drawable.girl02, R.drawable.girl03, R.drawable.girl04,
                R.drawable.girl05
        };

        BaseAdapter adapter = new BaseAdapter() {
            @Override
            public int getCount() {
                return images.length;
            }

            @Override
            public Object getItem(int i) {
                return i;
            }

            @Override
            public long getItemId(int i) {
                return i;
            }

            @Override
            public View getView(int i, View view, ViewGroup viewGroup) {
                ImageView imageView = new ImageView(MainActivity.this);
                imageView.setImageResource(images[i]);
                imageView.setScaleType(ImageView.ScaleType.FIT_CENTER);
                imageView.setLayoutParams(
                        new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
                                ViewGroup.LayoutParams.MATCH_PARENT));
                return imageView;
            }
        };

        adapterViewFlipper = (AdapterViewFlipper) findViewById(R.id.flipper);
        adapterViewFlipper.setAdapter(adapter);

        autoButton = (Button) findViewById(R.id.autoButton);
    }


    public void prev(View view) {
        adapterViewFlipper.showPrevious();
    }

    public void next(View view) {
        adapterViewFlipper.showNext();
    }

    public void auto(View view) {
        if (adapterViewFlipper.isFlipping()) {
            adapterViewFlipper.stopFlipping();
            autoButton.setText(R.string.auto);
        } else {
            adapterViewFlipper.startFlipping();
            autoButton.setText(R.string.stop);
        }
    }
}

显示效果:


显示效果

参考文献:《疯狂Android讲义(第2版)》

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