Android control development Radio (radio button) and checkbox (Multi-select button) developmentThis blog is mainly about the use of radio and multi-select buttons in Android development, see example code: Mainactivity.java:Package com.example.radiotest;Import Android.os.Bun
Tags: text version pretty target OGR layout use base extAlertdialog, ProgressDialog implementation of the Single-selection dialog box, multi-Select dialog box, progress Bar dialog box, Input Box dialog box Pre-stated: dialog box should choose Android.support.v7 This package under the component, can show in the lower version of the High-level dialog box, simple to say a lot of beautiful Property Description: Setcancelable: Whether the settings dialog can be manually closed Step One: Confirmat
Now, let's talk about the use of the single-choice button RadioButton control.
Although a single sequence is not as common as multiple selection boxes, it is still required in many cases.
Now let's take a look at how it works.
Step 1: Create a project Ep. Radio without renaming the view and activity.
Step 2: design the view in a simple way (after the previous study, I believe that you know which file the view refers to. That's right, activity_main.xml
Single box and multi box is usually used in setting up user profile, choose gender, hobbies, etc., do not need the user directly input, choose directly in the alternative options, simple and convenient.Look directly at the code:XML version= "1.0" encoding= "Utf-8"?>Tablelayoutxmlns:android= "Http://schemas.android.com/apk/res/android"android:orientation= "vertical"Android:layout_width= "Match_parent"Android:layout_height= "Match_parent" > TableR
Different logs in Android are written to different devices, with a total of/dev/log/system,/dev/log/main,/dev/log/radion, and/dev/log/events four types. Where default LOG.V is written in/dev/log/main. The slog is written to the/dev/log/system.When we use Logcat to catch daycare, we can specify buffer to request different ring buffers (' main ', ' System ', ' radio ', ' Events ', the default is "-B main-b Sy
Android can create three kinds of dialog boxes, OK Cancel dialog box, Radio dialog box, multiple selection dialog box
The OK Cancel dialog box Demo example in Android
Demo case using a Radio dialog box in Android
Demo case with multiple-selection dialog box in
Radio button RadioButton on the Android platform is also a lot of applications, such as some options, the use of radio buttons, the implementation of the radio button is composed of two parts, that is, RadioButton and Radiogroup in conjunction with.
RadioButton radio Button
RadioGroup is used to manage a set of Radio buttons. RadioButton is a single-choice Button. Only one RadioButton in the same group can be selected. In the preceding example, the Android ApiDemos sample is parsed (107): Views-> Controls-> 1. Light Theme.
Using RadioGroup is very simple. In XML, use RadioGroup as the Container of RadioButton:
Android: layout_width
Android development-the use of the RadioButton radio button, androidradiobutton
Author: Qing Dujun
Address: http://blog.csdn.net/qingdujun/article/details/40679959
This article demonstrates how to use the Android single-choice button.
1) MainActivity. java
Package com. dg. radio; import
This example describes the use of the Android Radio button dialog box. Share to everyone for your reference. Specifically as follows:
Main.xml Layout file
Array.xml Array
Alertdialog class
Package com.ljq.dialog;
Import android.app.Activity;
Import Android.app.Dialog;
Import Android.app.AlertDialog.Builder;
Import Android.content.DialogInterface;
Import Android.content.Dial
ChingOriginal address: http://blog.csdn.net/qingdujun/article/details/40679959This article demonstrates the use of the Android radio button.1) Mainactivity.javaPackage Com.dg.radio;import Android.app.activity;import Android.os.bundle;import android.view.menu;import Android.view.menuitem;import Android.widget.radiogroup;import Android.widget.RadioGroup.OnCheckedChangeListener; Import Android.widget.toast;
Android Network Radio-decoding using Vitamio (2)
As mentioned above, the Android network radio uses Vitamio decoding (1) to play streaming media files, but only play once. Here, you can randomly click the menu on the left to play the video, however, Vitamio is still not very stable, and some Uris have expired and canno
Below, we introduce the radio in SMS by SMS blocker.Layout file
You can set the number that you want to intercept in the layout fileXML version= "1.0" encoding= "Utf-8"?>LinearLayoutxmlns:android= "Http://schemas.android.com/apk/res/android"android:orientation= "vertical"Android:layout_width= "Match_parent"Android:layout_height= "Match_parent"> TextViewAndroid:layout_width= "Wrap_content"Android:la
change" /> Intent-filter > receiver > 4 SummaryIn summary, using the Android broadcast mechanism, we need to do the following pointsIf you listen to a custom broadcast,1. Use the Sendbroadcast () or Sendorderedbroadcast () method to send a defined broadcast2. Create a broadcast receiver, inherit from Broadcastreceiver (), and override the OnReceive () method. The response action received after the broadcast is implemented in the OnReceive ()
XML version= "1.0" encoding= "Utf-8"?>Tablelayoutxmlns:android= "Http://schemas.android.com/apk/res/android"android:orientation= "vertical"Android:layout_width= "Fill_parent"Android:layout_height= "Fill_parent" >TableRow>TextViewAndroid:layout_width= "Wrap_content"Android:layout_height= "Wrap_content"Android:text= "Gender:"android:textsize= "11pt" />define a set of radio boxes -Radiogroupandroid:orien
Android automatically exits the FM Radio application when the flight mode is enabled and the headset is pulled out.
The FM radio needs to be inserted into the headset as an antenna, and automatically exits when the headset is pulled out.
1. First add the prompt string
Mediatek/packages/apps/FMRadio/res/values/strings. xml
The FM will close because you hav
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.