Android 发布后图像会闪烁
我正在开发社交应用程序,它即将完成,但我遇到了一个问题,那就是图像闪烁。当屏幕上有大约9到10个图像时,如果我滚动页面,图像就会闪烁Android 发布后图像会闪烁,android,image,android-layout,android-fragments,android-intent,Android,Image,Android Layout,Android Fragments,Android Intent,我正在开发社交应用程序,它即将完成,但我遇到了一个问题,那就是图像闪烁。当屏幕上有大约9到10个图像时,如果我滚动页面,图像就会闪烁 @Override public View getView(final int position, View convertView, ViewGroup parent) { final ViewHolder holder; if (convertView == null) { LayoutInfla
@Override
public View getView(final int position, View convertView, ViewGroup parent) {
final ViewHolder holder;
if (convertView == null) {
LayoutInflater inf = (LayoutInflater) getApplicationContext()
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
convertView = inf.inflate(R.layout.view_explore_icon, null);
holder = new ViewHolder();
} else {
holder = (ViewHolder) convertView.getTag();
}
holder.back = (RelativeLayout) convertView.findViewById(R.id.back_layout);
holder.img = (ImageView) convertView.findViewById(R.id.img_grid_album);
convertView.setTag(holder);
ImageLoader.getInstance().displayImage(
Static_Urls.explore_logo_pic + categoryList.get(position).cat_logo,
holder.img);
if (pos == position) {
holder.back.setBackgroundResource(R.drawable.explore_selected_image);
} else {
holder.back.setBackgroundResource(R.drawable.explore_blank_image);
}
holder.img.setTag(position);
holder.img.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
pos = (int) view.getTag();
txt_cat_name.setText(categoryList.get(position).category);
//notifyDataSetChanged();
new GetAllExplorePic().execute(categoryList.get(position).id);
}
});
return convertView;
}
替换if(convertview==null)内部的以下代码行 您的最终代码
@Override
public View getView(final int position, View convertView, ViewGroup parent) {
final ViewHolder holder;
if (convertView == null) {
LayoutInflater inf = (LayoutInflater) getApplicationContext()
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
convertView = inf.inflate(R.layout.view_explore_icon, null);
holder = new ViewHolder();
holder.back = (RelativeLayout) convertView.findViewById(R.id.back_layout);
holder.img = (ImageView) convertView.findViewById(R.id.img_grid_album);
convertView.setTag(holder);
} else {
holder = (ViewHolder) convertView.getTag();
}
// holder.back = (RelativeLayout) convertView.findViewById(R.id.back_layout);
// holder.img = (ImageView) convertView.findViewById(R.id.img_grid_album);
// convertView.setTag(holder);
ImageLoader.getInstance().displayImage(
Static_Urls.explore_logo_pic + categoryList.get(position).cat_logo,
holder.img);
if (pos == position) {
holder.back.setBackgroundResource(R.drawable.explore_selected_image);
} else {
holder.back.setBackgroundResource(R.drawable.explore_blank_image);
}
holder.img.setTag(position);
holder.img.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
pos = (int) view.getTag();
txt_cat_name.setText(categoryList.get(position).category);
//notifyDataSetChanged();
new GetAllExplorePic().execute(categoryList.get(position).id);
}
});
return convertView;
}
@Override
public View getView(final int position, View convertView, ViewGroup parent) {
final ViewHolder holder;
if (convertView == null) {
LayoutInflater inf = (LayoutInflater) getApplicationContext()
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
convertView = inf.inflate(R.layout.view_explore_icon, null);
holder = new ViewHolder();
holder.back = (RelativeLayout) convertView.findViewById(R.id.back_layout);
holder.img = (ImageView) convertView.findViewById(R.id.img_grid_album);
convertView.setTag(holder);
} else {
holder = (ViewHolder) convertView.getTag();
}
// holder.back = (RelativeLayout) convertView.findViewById(R.id.back_layout);
// holder.img = (ImageView) convertView.findViewById(R.id.img_grid_album);
// convertView.setTag(holder);
ImageLoader.getInstance().displayImage(
Static_Urls.explore_logo_pic + categoryList.get(position).cat_logo,
holder.img);
if (pos == position) {
holder.back.setBackgroundResource(R.drawable.explore_selected_image);
} else {
holder.back.setBackgroundResource(R.drawable.explore_blank_image);
}
holder.img.setTag(position);
holder.img.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
pos = (int) view.getTag();
txt_cat_name.setText(categoryList.get(position).category);
//notifyDataSetChanged();
new GetAllExplorePic().execute(categoryList.get(position).id);
}
});
return convertView;
}