universalimageloader开发相册问题
用universalimageloader做相册，自已加了一个功能，读取列表后，点击某图片，可以弹出菜单下载图片做为手机墙纸，图片路径之间传值要怎样改才对？现在传不了值过去。。。
public class ImagePagerActivity extends BaseActivity {
private ViewPager pager;
private static final String SKIN_ID = "skin_id";
private DisplayImageOptions options;
InputStream is;
HttpURLConnection conn;
Bitmap b;
private String wzStr = null;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.ac_image_pager);
Bundle bundle = getIntent().getExtras();
String[] imageUrls = bundle.getStringArray(Extra.IMAGES); //图片路径
int pagerPosition = bundle.getInt(Extra.IMAGE_POSITION, 0);
options = new DisplayImageOptions.Builder()
.showImageForEmptyUri(R.drawable.image_for_empty_url)
.cacheOnDisc()
.imageScaleType(ImageScaleType.EXACT)
.build();
pager = (ViewPager) findViewById(R.id.pager);
pager.setAdapter(new ImagePagerAdapter(imageUrls));
pager.setCurrentItem(pagerPosition);
wzStr= imageUrls .toString(); //传入图片路径
}
@Override
protected void onStop() {
imageLoader.stop();
super.onStop();
}
private class ImagePagerAdapter extends PagerAdapter {
private String[] images;
private LayoutInflater inflater;
ImagePagerAdapter(String[] images) {
this.images = images;
inflater = getLayoutInflater();
}
@Override
public void destroyItem(View container, int position, Object object) {
((ViewPager) container).removeView((View) object);
}
@Override
public void finishUpdate(View container) {
}
@Override
public int getCount() {
return images.length;
}
@Override
public Object instantiateItem(View view, int position) {
final FrameLayout imageLayout = (FrameLayout) inflater.inflate(R.layout.item_pager_image, null);
final ImageView imageView = (ImageView) imageLayout.findViewById(R.id.image);
final ProgressBar spinner = (ProgressBar) imageLayout.findViewById(R.id.loading);
imageLoader.displayImage(images[position], imageView, options, new ImageLoadingListener() {
@Override
public void onLoadingStarted() {
spinner.setVisibility(View.VISIBLE);
}
@Override
public void onLoadingFailed(FailReason failReason) {
String message = null;
switch (failReason) {
case IO_ERROR:
message = "Input/Output error";
break;
case OUT_OF_MEMORY:
message = "Out Of Memory error";
break;
case UNKNOWN:
message = "Unknown error";
break;
}
Toast.makeText(ImagePagerActivity.this, message, Toast.LENGTH_SHORT).show();
spinner.setVisibility(View.GONE);
imageView.setImageResource(android.R.drawable.ic_delete);
}
@Override
public void onLoadingComplete() {
spinner.setVisibility(View.GONE);
Animation anim = AnimationUtils.loadAnimation(ImagePagerActivity.this, R.anim.fade_in);
imageView.setAnimation(anim);
anim.start();
}
@Override
public void onLoadingCancelled() {
// Do nothing
}
});
((ViewPager) view).addView(imageLayout, 0);
return imageLayout;
}
@Override
public boolean isViewFromObject(View view, Object object) {
return view.equals(object);
}
@Override
public void restoreState(Parcelable state, ClassLoader loader) {
}
@Override
public Parcelable saveState() {
return null;
}
@Override
public void startUpdate(View container) {
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// TODO Auto-generated method stub
menu.add(0, 1, 1, R.string.down);
menu.add(0, 2, 2, R.string.about);
menu.add(0, 3, 3, R.string.up);
return super.onCreateOptionsMenu(menu);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// TODO Auto-generated method stub
if(item.getItemId()==1)
{
try {
Toast.makeText(ImagePagerActivity.this, "连网下载中,请稍等", 10).show();
URL url = new URL("wzStr"); //取得图片路径
conn = (HttpURLConnection)url.openConnection();
conn.setDoInput(true);
conn.setConnectTimeout(1000);
conn.setRequestMethod("GET");
conn.connect();
is = conn.getInputStream();
int length = (int)conn.getContentLength();
if(length!=-1)
{
byte[] imgdata = new byte[length];
byte[] temp = new byte[512];
int readlen = 0;
int destPos = 0;
while((readlen = is.read(temp))>0)
{
System.arraycopy(temp, 0, imgdata, destPos, readlen);
destPos += readlen;
}
b = BitmapFactory.decodeByteArray(imgdata, 0, imgdata.length);
}
} catch (MalformedURLException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
try {
System.out.println("echo==="+b);
setWallpaper(b);
Toast.makeText(ImagePagerActivity.this, "桌面设置成功", 1000).show();
is.close();
conn.disconnect();
} catch (Exception e) {
// TODO Auto-generated catch block
Toast.makeText(ImagePagerActivity.this, "图片下载失败", 10).show();
e.printStackTrace();
}
// finish();
}
else if(item.getItemId()==2)
{
Intent intent = new Intent(ImagePagerActivity.this,About_Page.class);
startActivity(intent);
ImagePagerActivity.this.finish();
}
else if(item.getItemId()==3)
{
UpdateManager updateManager = new UpdateManager(ImagePagerActivity.this);
updateManager.checkUpdate();
}
return super.onOptionsItemSelected(item);
}}
android
universalimageloader
补充：移动开发 , Android
