@Override
public View getView(final int position, View convertView, ViewGroup parent) {
ImageView imageView;
if (convertView == null) {
imageView = new ImageView(PicContainerActivity.this);
imageView.setLayoutParams(
new GridView.LayoutParams(IMAGE_VIEW_WIDTH, IMAGE_VIEW_WIDTH)); //
imageView.setAdjustViewBounds(false);
imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
imageView.setPadding(8, 8, 8, 8);
} else {
imageView = (ImageView) convertView;
}
if (!readonly && position == imageFileUriList.size()) {
imageView.setImageResource(R.drawable.add_camera);
imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
imageView.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
showPopupWindow(v);
}
});
} else {
final FileEntity image = (FileEntity) this.getItem(position);
imageView.setBackgroundResource(0);
if (image.getFileUri() != null) {
imageView.setImageBitmap(
FileHelper.decodeFile(image.getFileUri(), true, IMAGE_VIEW_WIDTH, IMAGE_VIEW_WIDTH));
} else {
ImageLoader.getInstance().displayImage(image.getAliasName(), imageView, true);
}
imageView.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(PicContainerActivity.this, ImagePreviewActivity.class);
intent.putExtra(ImagePreviewActivity.IMAGE_SRC_KEY, image);
intent.putExtra(ImagePreviewActivity.IMAGE_INDEX_IN_CONTAINER, position);
intent.putExtra(ImagePreviewActivity.IMAGE_DELETE_FLAG, !readonly);
PicContainerActivity.this.startActivityForResult(
intent, PREVIEW_IMAGE_ACTIVITY_REQUEST_CODE);
}
});
}
return imageView;
}
protected void clean() {
// 清理临时的图片文件
if (imageFileUriList != null && !imageFileUriList.isEmpty()) {
for (FileEntity file : imageFileUriList) {
String fileUrl = file.getFileUri();
if (fileUrl != null && fileUrl.length() > 0) {
FileHelper.deleteCacheFile(fileUrl);
}
}
}
imageFileUriList.clear();
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.image_preview);
ActionBar actionBar = this.getActionBar();
actionBar.setDisplayHomeAsUpEnabled(true);
Intent intent = this.getIntent();
imageFile = (FileEntity) intent.getExtras().getSerializable(IMAGE_SRC_KEY);
imageIndex = intent.getExtras().getInt(IMAGE_INDEX_IN_CONTAINER);
showDeleteMenuItem = intent.getExtras().getBoolean(IMAGE_DELETE_FLAG);
// showByLocalFile = intent.getExtras().getBoolean(SHOW_BY_LOCAL_FILE);
showByLocalFile = imageFile.getFileUri() != null;
ImageView view = (ImageView) this.findViewById(R.id.image_preview_id);
if (showByLocalFile) {
view.setImageURI(Uri.parse(imageFile.getFileUri()));
} else {
ImageLoader.getInstance().displayImage(imageFile.getAliasName(), view, false);
}
}