Android widget——AutoCompleteTextView学习笔记
来源:互联网 发布:松江美工培训班 编辑:程序博客网 时间:2024/05/21 12:43
AutoCompleteTextView:
An editable text view that shows completion suggestions automatically while the user is typing. The list of suggestions is displayed in a drop down menu from which the user can choose an item to replace the content of the edit box with.
The drop down can be dismissed at any time by pressing the back key or, if no item is selected in the drop down, by pressing the enter/dpad center key.
The list of suggestions is obtained from a data adapter and appears only after a given number of characters defined by the threshold
.
即,一个可输入的TextView,但是,它绑定了一些初始的数据,当用户输入一部分字符(默认是2个字符)后,它会根据绑定的内容而自动匹配,并把符合的结果以下拉菜单的形式显示出来,用户可以单击某个下拉菜单中的选项而完成输入。
重要属性:
android:completionThreshold="1",Defines the number of characters that the user must type before completion suggestions are displayed in a drop down menu。即,设置用户输入多少个字符后,才匹配,并出现下拉框。
示例1:
autocomplete_1.xml
AutoComplete1.java
示例2:
autocomplete_4.xml
AutoComplete4.java
- Android widget——AutoCompleteTextView学习笔记
- Android学习笔记之——AutoCompleteTextView
- Android笔记——AutoCompleteTextView
- android widget——ViewFlipper 学习笔记
- Android widget——Chronometer学习笔记
- Android widget——Chronometer学习笔记
- Android widget——Timeicker 学习笔记
- Android Widget——GridView 学习笔记
- Android widget—Gallery学习笔记
- android学习——AutoCompleteTextView
- Android学习笔记(十七)——AutoCompleteTextView
- android学习笔记之AutoCompleteTextView
- Android学习笔记之AutoCompleteTextView
- Android Widget学习笔记
- Android Widget学习笔记
- API Demo 学习笔记——AutoCompleteTextView
- android--widget介绍之AutoCompleteTextView
- Android学习笔记(二十)——App Widget
- Cocos2D开发的iPhone游戏的教程
- textChange跳出提示框
- VS2008安装WTL8.1创建Mobile WTL项目失败的解决方法
- 本文介绍两种方法,让大家在32位Win7中也能尽享大内存带来的爽快感觉!
- 15. component映射
- Android widget——AutoCompleteTextView学习笔记
- JAVA值传递(call by value)
- Jsp显示oracle的blob数据
- 常见的内存错误
- SQL时间函数详细说明
- Javascript中对象的基本用法
- String literal is not properly closed by a double-quote错误例子
- DDR的基本原理
- 进程与线程异同&&系统级进程与用户级进程异同