android listview

Problem Background: I have a database in another activity, which contains several entries. The database stores the simplest string type "name" information. In another activity, I press the button to display a list with checkbox, display the name in the database, and then select multiple. Similar to the Folder deletion function. The following is an implementation: In the first part, create a new my_checkbox.xml file in the layout folder. This layout is used to control how each row is displayed in

From: http://hi.baidu.com/spare_h/blog/item/10406ba3c0e163b5caefd043.html Attentive friends should find that after the background is set in listview. There will be some problems.1. When the listview is dragged, the background image disappears into a black background. After the drag is completed, our own background image will be displayed.2. There is a black shadow on the top and bottom of the

There are three implementation methods, from simple to deep. Pay attention to the usage of the Adapter. In fact, if you read the Android documentation, you will find many adapters, If you are not quite clear about the adapter mode, you can first make up for this knowledge. In actual work, the design pattern is a good helper. Two layout files: Main. xml Listview. xml Activity: LincListViewActivity. java

Since google doc cannot be opened by many people, the source code [Source Code download] ---- In android development, ListView is a commonly used component that displays specific content in the form of a list and can be automatically displayed based on the length of data. Sort out the usage of ListView and write a small example, for example. The display of the l

This example describes the Android ListView asynchronous loading Picture method. Share to everyone for your reference, specific as follows: First of all, the advantages of this article, open the thread to load the picture asynchronously, and then refresh the UI display picture, and through the weak reference cached network loaded pictures, save the cost of connecting the network again. This is a great way

Hello everyone! Today, I want to explain how to use baseadapter (Basic adapter). The adapter is mainly used to fill data for (such as spinner, listview, and gridview. While (spinner, listview, and gridview) all have their own adapters (difficult to remember ). However, baseadapter is common to them. Why? First, let's take a look at the API documentation: We can see that baseadapter has implemented the list

Recently encountered a question about the Android soft keyboard. Each item in the ListView has a edittext, in the last few item, EditText first click the interface can also eject up, normal display, But the second click, the software disk will be the last few of the item to live properly. This affects the user experience very much. In fact, as long as the solution to think about, I believe that experience

Android Design Pattern source code parsing: ListView observer pattern, androidlistviewAndroid Design Pattern source code parsing-Observer Pattern This article analyzes the observer mode in the source code parsing of Android Design PatternsAndroid: 2.3ANALYST: Mr. Simple, analysis status: incomplete, Proofreader: Mr. Simple, proofreader Status: Not started 1. I

Today to achieve the following public comment on the horizontal ListView two level list of clients, first look at the style. This horizontal listview Two-level list is less common on mobile apps, but it should be known that flat-panel listings are more common. It may be because the flat screen is bigger and more content can be displayed. Let's take a look at my implementation steps. First customize a

Once you are familiar with the implementation of the underlying animation, you can try to implement the beautiful animations that appear in the common app. Today I mainly introduce an app's ListView animation effect: When ListView is displayed, each list item in ListView is displayed according to the specified animation.Speaking of more abstract, first to see an

problem with nested listview (or scrollview) in scrollview is that the subscrollview cannot slide (if it is not completely displayed ), because the slide event will be eaten by the parent scrollview, if you want to let the child scrollview slide, you can only forcibly capture the slide event, some cool people posted Code in the Forum. Although I have not tried it myself, it is estimated that it is feasible. although scrollview shows that the techn

This article illustrates the Android based ListView implementation of a similar market paging load effect. Share to everyone for your reference, specific as follows: In recent days research ListView implementation of paging load and rolling load, found that can be implemented using the ListView Onscroll method, direct

Android Basics Getting Started tutorial--2.4.8 ListView Item multi-layout implementationtags (space delimited): Android Basics Getting Started TutorialIntroduction to this section: This section is the last section of this section of the ListView, which brings you to the implementation of the