expandablelistview

问题 I am currently having an issue with the creation of my ExpandableListView. I'm unsure what is happening at the moment but I'll explain what I'm trying to do. I programmatically allocate meals that fall on a certain day. Within each meal (the title is the group) is a child that contains a vote and order button. Both of which are changed to "Ordered" when a order is made on a meal. If another order is made the previous order button goes back to the 'order' state and the selected one goes to

问题 I have an ExpandableListView of items and on list item I have TextView with two buttons to increment or decrements the value in TextView on clicks. The problem occurs every time I try to scroll the list. If I increment one item and then scroll the list the values get mixed (becouse the ListView keeps recycling its views) and I don't know how to fix it. I have tried many soulutions I have found here, so yes this may be a duplicate, but I wasn't able to solve my problem with any method I have

问题 I'm developing in android studio and I'm trying to use Expandable List View. I want to add another textView to the header of every part means that: I'll have a two textViews on the header of each expendable view. it should look like this how do i do that? i already did the expandable list view but the only thing i have left is to add another textview to the header. the main class extends Activity is looking like this: package com.example.yuliaaa.myapplication; import android.app.Activity;

问题 My requirement is simple. i have a json pattern like below. i want to help in JSON parsing. as category and subcategory following way. category- DIY subcategory- Accessories subcategory- Garden etc.. full pattern will be like DIY Accessories Garden Tools Gifts Decorative Fathers day Valentines Day { "CategoryList": [{ "MainCategory": { "Attribute_Name": "DIY", "Attribute_Value": "125", "StockKeepingunit": null }, "SubCategory": [{ "Attribute_Name": "126", "Attribute_Value": "Accessories",

问题 I have created the custom Expandablelistview.That list view contains plus and minus image view and one text view in child items.If i click the plus in one row means it increase the value increased as 1. But if i move on to the next row the value increment gets started from 2. I want to increase the value from 0 for each child items. public class ExpandListAdapter extends BaseExpandableListAdapter { private Context context; private ArrayList<Group> groups; ArrayList<Child> ch_list=new

问题 I am working on a project where I have to implement same as news application. I mean initially all cells will contain News Title and when user clicks on any title then the content will display by expanding the cell. Please suggest some tutorials for this. I am using following code for expansion of cell. - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath { BOOL isChild = currentExpandedIndex > -1 && indexPath.row > currentExpandedIndex && indexPath.row

问题 I want to create a two level ExpandableListView from a local database. The group level I want to get the names from the database Category table category_id | name ------------------- 1 | NameOfCategory the children level I want to get the names from the List table list_id | name | foreign_category_id -------------------------------- 1 | Listname | 1 I've got a method in DatabaseDAO to get all the values from the table public List<Category> getAllCategories() { database = dbHelper

问题 I have searched similar threads but they didn't help me and they were light different or they still are unanswered, so I'll describe my trouble. I have an ExpandableListView with a custom ExpandableListAdapter and I can show my Groups but not my Children . GetChildView don't get called anyway. I would thank you for your Help. EDIT: If I log this section ... client = (ExpandableListView)row.findViewById(R.id.field_expandable_list); client.setFocusable(false); client_adapter = new ClientAdapter

问题 I have searched similar threads but they didn't help me and they were light different or they still are unanswered, so I'll describe my trouble. I have an ExpandableListView with a custom ExpandableListAdapter and I can show my Groups but not my Children . GetChildView don't get called anyway. I would thank you for your Help. EDIT: If I log this section ... client = (ExpandableListView)row.findViewById(R.id.field_expandable_list); client.setFocusable(false); client_adapter = new ClientAdapter

问题 Im trying to expand my tableView, but Im getting an Thread 1: signal SIGABRT error. Terminating app due to uncaught exception 'NSRangeException', reason: '*** -[__NSSingleObjectArrayI objectAtIndex:]: index 6 beyond bounds [0 .. 0]' This is the code that I wrote. override func viewDidLoad() { super.viewDidLoad() tableViewData = [cellData(opened: false, title: "Name", sectionData: ["Cell 1", "Cell 2", "Cell 3"]), cellData(opened: false, title: "Type", sectionData: ["Cell 1", "Cell 2", "Cell 3"