android模糊检索_Android中实现输入框实时模糊搜索效果的方法
Android中實現輸入框實時模糊搜索效果的方法
發布時間:2020-08-13 16:27:11
來源:億速云
閱讀:161
作者:小新
Android中實現輸入框實時模糊搜索效果的方法?這個問題可能是我們日常學習或工作經常見到的。希望通過這個問題能讓你收獲頗深。下面是小編給大家帶來的參考內容,讓我們一起來看看吧!
Android輸入框實時模糊搜索
很多開發場景會用到搜索框實時模糊搜索來幫助用戶輸入內容,如圖
思路是在EditText 字符變動的時候 彈出ListPopupwindow并更新列表,這樣的做法google已經封裝為AutoCompleteTextView
用法
mAutoCompleteTextView.setAdapter(adapter);
mAutoCompleteTextView.setFocusable(true);
mAutoCompleteTextView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView parent, View view, int position, long id) {
}
});
adapter自定義
Adapter 繼承 BaseApdater 需要實現 Filterable 接口
private class SearchAdapter extends BaseAdapter implements Filterable {
private Context mContext;
public SearchAdapter(Context context) {
super();
this.mContext = context;
}
@Override
public int getCount() {
if (mSearchCustomEntities == null) {
return 0;
} else {
return mSearchCustomEntities.size();
}
}
@Override
public Object getItem(int position) {
if (mSearchCustomEntities == null) {
return null;
} else {
return mSearchCustomEntities.get(position);
}
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
ViewHolder holder = null;
if (convertView == null) {
holder = new ViewHolder();
convertView = LayoutInflater.from(mContext).inflate(R.layout.item_search_custom, null, false);
holder.tag = (TextView) convertView.findViewById(R.id.tv_custome_type);
holder.name = (TextView) convertView.findViewById(R.id.custom_name);
holder.phone = (TextView) convertView.findViewById(R.id.tv_phone);
convertView.setTag(holder);
} else {
holder = (ViewHolder) convertView.getTag();
}
holder.phone.setText(mSearchCustomEntities.get(position).phone);
holder.name.setText(mSearchCustomEntities.get(position).name);
if (mSearchCustomEntities.get(position).type == CustomerType.TEMPORARY_CUSTOMER.getType()) {
holder.tag.setVisibility(View.VISIBLE);
holder.tag.setText(mContext.getString(R.string.tag_temp));
holder.tag.setTextColor(mContext.getResources().getColor(R.color.customer_temp_txt));
holder.tag.setBackground(mContext.getResources().getDrawable(R.drawable.bg_solid_quote_type_inner_temp));
} else if (mSearchCustomEntities.get(position).type == CustomerType.COLLECTIVE_UNIT.getType()) {
holder.tag.setVisibility(View.VISIBLE);
holder.tag.setText(mContext.getString(R.string.tag_unit));
holder.tag.setTextColor(mContext.getResources().getColor(R.color.customer_unit_txt));
holder.tag.setBackground(mContext.getResources().getDrawable(R.drawable.bg_solid_quote_type_inner_unit));
} else if (mSearchCustomEntities.get(position).type == CustomerType.OUTER_MOTORCADE.getType()) {
holder.tag.setVisibility(View.VISIBLE);
holder.tag.setText(mContext.getString(R.string.tag_car));
holder.tag.setTextColor(mContext.getResources().getColor(R.color.customer_car_txt));
holder.tag.setBackground(mContext.getResources().getDrawable(R.drawable.bg_solid_quote_type_inner_car));
} else {
holder.tag.setVisibility(View.GONE);
}
return convertView;
}
@Override
public Filter getFilter() {
if (mFilter == null) {
mFilter = new ArrayFilter();
}
return mFilter;
}
private class ViewHolder {
TextView tag;
TextView name;
TextView phone;
}
自定義 過濾器
private class ArrayFilter extends Filter {
@Override
protected FilterResults performFiltering(CharSequence prefix) {
FilterResults results = new FilterResults();
String prefixString = prefix.toString();
//篩選部分
XbcClient.getCustomList(prefixString, new EntitiesObserver() {
@Override
protected void onGot(List entities, String msg, int errCode) {
if (entities != null && entities.size() > 0) {
mSearchCustomEntities.clear();
mSearchCustomEntities.addAll(entities);
mSearchAdapter.notifyDataSetChanged();
}else{
if (mSearchCustomEntities!=null & mSearchCustomEntities.size()>0) {
mSearchCustomEntities.clear();
mSearchAdapter.notifyDataSetInvalidated();
}
}
}
});
results.values = mSearchCustomEntities;
results.count = mSearchCustomEntities.size();
return results;
}
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