android-listview | 易学教程

Android ListView set Number of items to show

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问题 How can i set the number of items to show in a list without to scroll? Example: I have a list with 10 items. I want that only 3 items appears and that I have to scroll to see the rest of the items. 回答1: I think the amount of Items shown in the Listview depends on the size that is available for the list. I would try a layout that limits the size of the list. It could be possible that such a detailed layout is not possible very easily, a different screen size could show more items etc. 回答2:

Android ListView set Number of items to show

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How can i set the number of items to show in a list without to scroll? Example: I have a list with 10 items. I want that only 3 items appears and that I have to scroll to see the rest of the items. I think the amount of Items shown in the Listview depends on the size that is available for the list. I would try a layout that limits the size of the list. It could be possible that such a detailed layout is not possible very easily, a different screen size could show more items etc. just do: list.remove(3); list.remove(4); ... list.remove(9); in the constructor of the listview adapter. 来源： https:/

Single row to fill_parent ListView height

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问题 There's one row in the listView which I want to be with the same height as the listView (let's say that is full-screen). The row layout looks like <?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="fill_parent" android:orientation="vertical" > <ImageView android:id="@+id/imageView" android:layout_width="wrap_content" android:layout_height="fill_parent" android:layout

Listview Pagination in android

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问题 I have a listview where I have 50 elements being displayed. I have decided to paginate the view so on each part of the view there are 10 elements and then a next button is clicked to get to the next 10 elements. How can i set 10 data ? I follow this article http://rakhi577.wordpress.com/2013/05/20/listview-pagination-ex-2/ Here is my code .Can you help me with my code or a link to a guide on how to implement this correctly? public class MainActivity extends ListActivity { Context context;

How to communicate data between two fragments in a navigation drawer

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I have a navigation drawer which contains different fragments (each item display a fragment) and i'd like to pass data from a fragment to another.(I have just one activity that contain a navigation drawer in which a have a list of fragments). I have tried many solutions (Bundle and intent) but I couldn't solve my problem. Can any one help me pleaaase. This is my first Fragment A : package com.tutecentral.navigationdrawer; import android.app.Fragment; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.os.Bundle; import android

How to Perform Update and Delete operation in listview item row while Click the button in CursorAdapter

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With the help of sqlite database I am added the Cricket player name and finally it display the names in listview. I am added the Update and delete button in CustomCursorAdapter.java.Below I am posted the Adapter code for that: CustomCursorAdapter.java: import android.content.Context; import android.database.Cursor; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.Button; import android.widget.CursorAdapter; import android.widget.TextView; public class CustomCursorAdapter extends CursorAdapter { public CustomCursorAdapter(Context

Change text color for ListView items

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问题 How do I change the text color for the items that are added to a ListView . I need to change the colors programmatically in code based on certain conditions and changing different rows to different text colors(e.g. row 0 = red, row1= white, row3= blue etc). Setting a text color in the xml layout will not meet my requirements. Here is my code: @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.listview); setListAdapter(new

Android PopUp ListView

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I want to implement in my android application a functionality like when a user clicks a button in header a small list view is popup having 5 values in the corner of the screen. Please give some suggestion, its urgent. Thanks in advance. You mean a quick action menu ? Like this ? If so, check this : http://www.londatiga.net/it/how-to-create-quickaction-dialog-in-android/ It depends somewhat on the minimum SDK that you are targeting. If you are able to write your application with a minimum target of Android 3.0 (API Level 11), then there are at least two classes that you can use to accomplish

Listview duplicates item every 6 times

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问题 Hope everyone's good; I know this issue was reviewed earlier couple of times but after a long search I still didn't find a solution. My custom listview duplicates items every 6 item. Already checked and tried: 1- layout_width and layout_height doesn't contain wrap_content 2- holder = new ListViewItem() is before any initialization of contents 3- There is a "convertView != null" 4- holder.linearLayout.getChild() can't be use in my case because the layout isn't Linear 5- clear() If anyone can

getting a string from a listview item in setOnItemClickListener

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问题 I was wondering how I can get a string from a clicked listview's item. For example I have an entry in this format. # - John Smith john@gmail.com 3451234532 New York I want to get John Smith. I can get the item on that position but I don't know the rest. My codes: package com.example.deneme; import android.app.Activity; import android.database.Cursor; import android.os.Bundle; import android.view.View; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener;