listviewitem | 易学教程

Hiding ListViewItem instead of removing it?

阅读更多关于 Hiding ListViewItem instead of removing it?

问题 The common way to NOT display a ListViewItem is to remove it. I my current project, this makes things too complicated compared to the possibility of just hiding the item. Is there any way to hide a ListViewItem instead of removing it? What I have tried so far: Using OwnerDraw=true , the DrawItem event doesn't provide anything useful: Bounds is read-only and changing properties of Item is useless. Inherit ListView and override WndProc was my next attempt, but I was not able to find any of the

Android - PullToRefresh Library used by gmail and others blocks my ListItem Swiping?

阅读更多关于 Android - PullToRefresh Library used by gmail and others blocks my ListItem Swiping?

问题 I am using Chris Banes PullToRefresh Library in my project: https://github.com/chrisbanes/ActionBar-PullToRefresh Before that I used his old library: https://github.com/chrisbanes/Android-PullToRefresh In my project I also copied and pasted parts of SwipeListView library made by 47deg: https://github.com/47deg/android-swipelistview The problem I am facing is.. the SwipeListView (Swipe ListItem) worked great with the old PullToRegresh Library but when I had put the new library the ListItem

Listview setOnItemClickListener - Not working for custom listview but working into simple listview

阅读更多关于 Listview setOnItemClickListener - Not working for custom listview but working into simple listview

问题 I have problem with the get the listview item when click listitem. I Got listview item for the simple listview (Arrayadapter), but I have face problem for the custom listview . I am using listview.setOnItemClickListener(new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> myAdapter, View myView, int pos, long mylng) { //String selectedFromList = (String) listview.getItemAtPosition(pos); String selectedFromList = (String) adapter.getItem(pos); System.out.println(

How to get the previous item of clicked listviewitem

阅读更多关于 How to get the previous item of clicked listviewitem

问题 I have two activities. In activity1 , I have list view which is populated from the database. On item click it should go to activity2. Activity2 contains two buttons (next and previous) and display the product details. In stead of "next" and "previous" button text, i was trying to get the previous item of clicked listview item and set text in button. and so for the "next" button. myList.setOnItemClickListener(new OnItemClickListener() { public void onItemClick(AdapterView<?> adapter, View v,

Only change a ListViewItem's Checked state if the checkbox is clicked

阅读更多关于 Only change a ListViewItem's Checked state if the checkbox is clicked

问题 By default, double-clicking a ListViewItem toggles its Checked state. I only want the Checked state to be changed by clicking an the item's checkbox or pressing the space bar while an item is highlighted. Is this easy to do? 回答1: The solution involves 3 events and one state variable of type bool: private bool inhibitAutoCheck; private void listView1_MouseDown(object sender, MouseEventArgs e) { inhibitAutoCheck = true; } private void listView1_MouseUp(object sender, MouseEventArgs e) {

ListView Reorder Items

阅读更多关于 ListView Reorder Items

问题 I tried to look answers but I couldn't find any. So I want to change my ListView items order in app and I don't have any idea how to do that. I guess Drag and Drop is too hard to build but how about some arrow buttons where you can press up and item move one row up? And how to make app to remember order that next time I open it every item are in order where I moved them? I have my ListView Items in their own file (values->arrays.xml). And here is my ListView activity: public class MainScreen

Xamarin Forms - Binding Listview for lazy loading

阅读更多关于 Xamarin Forms - Binding Listview for lazy loading

问题 Started to dabble in Xamarin Forms. Two things I cant figure out: Binding of my Listview: I have a class with: public class Mainlist { public string Title { get; set; } public string Value { get; set; } } My XAML looks like: <ListView x:Name="mainlist"> <ListView.ItemTemplate> <DataTemplate> <ViewCell> <StackLayout Orientation="Horizontal"> <StackLayout Orientation="Vertical"> <Label Text="{Binding Title}" Font="18"></Label> <Label Text="{Binding Value}" TextColor="Gray"></Label> <

Move to the next item - Android- Horizontallistview

阅读更多关于 Move to the next item - Android- Horizontallistview

The problem is that when I call from my ListView method performItemClick() I did not turn to the method setOnItemClickListener() , and get into a method getView () . I need to call a method setOnItemClickListener() which relate to my ListView , I tried to do this with listview.performItemClick () , but nothing happened . In fact , my problem is that I just have to go to my next item in the list (listview), but there is a problem , because I have a list of looped Integer.MAX_VALUE ; . Because I just need to go to the next item on the list, I tried to do setSelection(mSelectedItem) but in my

How to determine which child element of a ListView Item was clicked?

阅读更多关于 How to determine which child element of a ListView Item was clicked?

问题 I'm developing a windows phone 8.1 app in XAML and C#. I have a ListView getting its Items from a bound list and displaying them through a DataTemplate. Now, in this DataTemplate there are multiple child elements, and when the user taps on an item in the list, I want to be able to determine what child element he actually touched. Depending on that, the app should either expand a view with more details inside the Item, or navigate to another page. The ItemClick event handler of the ListView is

change color of item in listview (without click)

阅读更多关于 change color of item in listview (without click)

问题 I've tried to change the background color of specific items in a ListView . first, catch it from database: ListAdapter adapter = new ArrayAdapter(getApplicationContext(), android.R.layout.simple_list_item_1, db.getAllApps()); final ListView list = (ListView) findViewById(R.id.ListViewApps); list.setAdapter(adapter); then I will set all apps in different color, if they have the tag activated // if app is activated in db --> set another colour in ListView private void setAppCheck(ListView list)