Java 活动不是封闭类
我只想调用ImageAdapter类的FullImageActivityJava 活动不是封闭类,java,android,Java,Android,我只想调用ImageAdapter类的FullImageActivity public Object instantiateItem(ViewGroup container, int position) { Context context = FullImageActivity.this; // i get error in this line that its not an enclosing class ImageAdapter类 public Object instantia
public Object instantiateItem(ViewGroup container, int position) {
Context context = FullImageActivity.this; // i get error in this line that its not an enclosing class
ImageAdapter类
public Object instantiateItem(ViewGroup container, int position) {
Context context = FullImageActivity.this; // i get error in this line that its not an enclosing class
这是我的FullImageActivity课程
public class ImageAdapter extends PagerAdapter {
public String mImages[] = {("http://www.fashionlady.in/wp-content/uploads/2016/03/creative-punjabi-mehndi-design-2016.jpg"),
("https://lumiere-a.akamaihd.net/v1/images/uk_toystory_chi_woody_n_5b5a006f.png?region=0,0,300,300"),
("https://lumiere-a.akamaihd.net/v1/images/open-uri20150422-20810-10n7ovy_9b42e613.jpeg"),
("http://www.wetpaint.com/wp-content/uploads/2015/11/toy-story-20th-anniversary.jpg"),
("http://i.imgur.com/4IZMjx3.jpg")};
@Override
public int getCount() {
return mImages.length;
}
@Override
public boolean isViewFromObject(View view, Object object) {
return view == ((ImageView) object);
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
Context context = FullImageActivity.this;
ImageView imageView = new ImageView(context);
imageView.setScaleType(ImageView.ScaleType.CENTER_INSIDE);
Picasso.with(context).load(mImages[position]).placeholder(R.drawable.loading2).error(R.drawable.nointernet).into(imageView);
((ViewPager) container).addView(imageView, 0);
return imageView;
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
((ViewPager) container).removeView((ImageView) object);
}
}
public class ImageAdapter extends PagerAdapter {
Context activity_context;
public String mImages[] = {("http://www.fashionlady.in/wp-content/uploads/2016/03/creative-punjabi-mehndi-design-2016.jpg"),
("https://lumiere-a.akamaihd.net/v1/images/uk_toystory_chi_woody_n_5b5a006f.png?region=0,0,300,300"),
("https://lumiere-a.akamaihd.net/v1/images/open-uri20150422-20810-10n7ovy_9b42e613.jpeg"),
("http://www.wetpaint.com/wp-content/uploads/2015/11/toy-story-20th-anniversary.jpg"),
("http://i.imgur.com/4IZMjx3.jpg")};
public ImageAdapter(Context context)
{
activity_context=context;
}
@Override
public int getCount() {
return mImages.length;
}
@Override
public boolean isViewFromObject(View view, Object object) {
return view == ((ImageView) object);
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
ImageView imageView = new ImageView(activity_context);
imageView.setScaleType(ImageView.ScaleType.CENTER_INSIDE);
Picasso.with(activity_context).load(mImages[position]).placeholder(R.drawable.loading2).error(R.drawable.nointernet).into(imageView);
((ViewPager) container).addView(imageView, 0);
return imageView;
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
((ViewPager) container).removeView((ImageView) object);
}
}
您的适配器类
public class FullImageActivity extends AppCompatActivity {
TouchImageView img;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setTitle("ViewPager");
setContentView(R.layout.activity_full_image);
Intent i = getIntent();
TouchImageView img = new TouchImageView(this);
int position = i.getExtras().getInt("id");
ImageAdapter adapter = new ImageAdapter();
img = (TouchImageView) findViewById(R.id.img);
img.setMaxZoom(4f);
Picasso.with(getApplicationContext()).load(adapter.mImages[position]).into(img);
ViewPager viewPager = (ViewPager) findViewById(R.id.pager);
viewPager.setAdapter(adapter);
}
你的活动课
public class ImageAdapter extends PagerAdapter {
public String mImages[] = {("http://www.fashionlady.in/wp-content/uploads/2016/03/creative-punjabi-mehndi-design-2016.jpg"),
("https://lumiere-a.akamaihd.net/v1/images/uk_toystory_chi_woody_n_5b5a006f.png?region=0,0,300,300"),
("https://lumiere-a.akamaihd.net/v1/images/open-uri20150422-20810-10n7ovy_9b42e613.jpeg"),
("http://www.wetpaint.com/wp-content/uploads/2015/11/toy-story-20th-anniversary.jpg"),
("http://i.imgur.com/4IZMjx3.jpg")};
@Override
public int getCount() {
return mImages.length;
}
@Override
public boolean isViewFromObject(View view, Object object) {
return view == ((ImageView) object);
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
Context context = FullImageActivity.this;
ImageView imageView = new ImageView(context);
imageView.setScaleType(ImageView.ScaleType.CENTER_INSIDE);
Picasso.with(context).load(mImages[position]).placeholder(R.drawable.loading2).error(R.drawable.nointernet).into(imageView);
((ViewPager) container).addView(imageView, 0);
return imageView;
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
((ViewPager) container).removeView((ImageView) object);
}
}
public class ImageAdapter extends PagerAdapter {
Context activity_context;
public String mImages[] = {("http://www.fashionlady.in/wp-content/uploads/2016/03/creative-punjabi-mehndi-design-2016.jpg"),
("https://lumiere-a.akamaihd.net/v1/images/uk_toystory_chi_woody_n_5b5a006f.png?region=0,0,300,300"),
("https://lumiere-a.akamaihd.net/v1/images/open-uri20150422-20810-10n7ovy_9b42e613.jpeg"),
("http://www.wetpaint.com/wp-content/uploads/2015/11/toy-story-20th-anniversary.jpg"),
("http://i.imgur.com/4IZMjx3.jpg")};
public ImageAdapter(Context context)
{
activity_context=context;
}
@Override
public int getCount() {
return mImages.length;
}
@Override
public boolean isViewFromObject(View view, Object object) {
return view == ((ImageView) object);
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
ImageView imageView = new ImageView(activity_context);
imageView.setScaleType(ImageView.ScaleType.CENTER_INSIDE);
Picasso.with(activity_context).load(mImages[position]).placeholder(R.drawable.loading2).error(R.drawable.nointernet).into(imageView);
((ViewPager) container).addView(imageView, 0);
return imageView;
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
((ViewPager) container).removeView((ImageView) object);
}
}
“我想要……”不是问题。是什么阻止了你…?你读不懂完整的问题吗。你是机器人还是什么?首先仔细阅读这个问题,你可以很容易地看出是什么阻止了我。是的,你是对的。我仔细看了看,很容易就看出是什么阻止了你。我为我先前评论的粗俗措辞道歉。