android-listview

问题 I am trying to access a list-activity using custom adapter.I have tried it directly without using any custom adapter it was working good but because I want to add more functions in list-view I want to implement a custom adapter.Now I have tried it but I am getting an empty list-view with no data visible. List-Activity public class MainActivity extends ListActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout

问题 I have a listview with image.When i select each item the image changes to clicked image.But when i select another item both images changes.I want only the selected item to change the image.it has to function like radio button with single choice mode.pls help. public class ProvierActivity extends Activity { private String text[] = { "BroadStripe-Cable (Seattle)", "BroadStripe-Digital (Seattle)", "BroadStripe-Cable (Seattle)", "Comcast king county south)", "BroadStripe-Cable (Seattle)",

问题 Problem I'm trying to create a ListView with selectable items. I want to be able to click on an item in the ListView and have the item change color in the list, and then go on and do something else with the data from the row. I'm using a SimpleAdapter . How do I make it so that when I tap on a row, it turns a different color, and then when I tap on a different row, the new row is selected and changed to a new color, and the old row changes back to normal? Code Here is my code so far. The

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 6 years ago . I have successfully implemented a listView where each row is an object I've created. I have an interface which reads some objects and returns an array of them, which I pass to the adapter constructor. What I want to do is, since the list may be very long, My interface allows to read each time some more items

问题 I am developing an application in which I need to implement radio buttons in list view. I want to implement a list view having one radio button and two text view in each row. And one button "Ok" below listview. What I have done is I created a list view and a custom adapter. The code of listview is as: <ListView android:id="@+id/listview" android:layout_width="fill_parent" android:layout_height="fill_parent" android:cacheColorHint="#00000000" android:overScrollMode="never" tools:ignore=

问题 How to make the ListView transparent in android? The background android screen image should be visible. 回答1: You should use the more verbose android:background="@android:color/transparent" android:cacheColorHint="@android:color/transparent" Updated with Jacky's response. I originally merely meant to add to his answer, since he was using a plain hex color in the sample. 回答2: android:background="@android:color/transparent" android:cacheColorHint="@android:color/transparent" 回答3: How to make the

问题 I implemented the android listview with the ListActivity . Here I have the problem that when i click on the list item no action is performed when the flash color is also not coming that is the orange color. So do you have any idea about this kindly answer to my question. @Override protected void onListItemClick(ListView l, View v, int position, long id) { super.onListItemClick(l, v, position, id); Toast.makeText(getApplicationContext(), "msg msg", Toast.LENGTH_SHORT) .show(); } I put this

问题 I want to implement a List layout similar to Google Play which have menu for every individual Row. Please help me to create this. Do I need to create a Popup Menu or there is any option available to achieve this. Thanks 回答1: Looks like you are trying to do exactly the way in the image shown. I am just giving an example of how I am trying to achieve this. Here's how I am doing this. Not very difficult. Just straight implementation of Popup Menu. Step 1 : My Adapter public class ListAdapter

问题 I want to implement a List layout similar to Google Play which have menu for every individual Row. Please help me to create this. Do I need to create a Popup Menu or there is any option available to achieve this. Thanks 回答1: Looks like you are trying to do exactly the way in the image shown. I am just giving an example of how I am trying to achieve this. Here's how I am doing this. Not very difficult. Just straight implementation of Popup Menu. Step 1 : My Adapter public class ListAdapter

问题 In my application i used custom list view adapter. In the list view item i added another layout. because in my service one order have any number of order items. For showing the order items i added the order item layout below to custom list view item.it is working fine. but when scroll the list view the data is changed. adapter class: public class PreviousDataAdapter extends BaseAdapter { ArrayList<PreviousOrderData> bpData; private ArrayList<PreviousOrderData> arraylist; ArrayList