A friendly interface is very important when users need to input data. Therefore, if we can give users some prompts in the input box, it will improve the ease of use of the program, android provides us with this attribute, that is, Android: hint.
In addition, the textview of this program uses the shape attribute in Android
Activities provides a convenient and manageable dialog box mechanism for creating, saving, and replying, for example,, onCreateDialog(int) onPrepareDialog(int, Dialog) showDialog(int)dismissDialog(int)等方法,如果使用这些方法的话,Activity将通过getOwnerActivity()方法返回该Activity管理的对话框(dialog). onCreateDialog(int):当你使用这个回调函数时,Android系统会有效的设置这个Activity为每个对话框的所有者,从而自动管理每个对话框的状态并挂靠到Activity上。这样,每个对话框继承这个Activity的特定属性。比如,当一个对话框打开时,
Activities provides a convenient and manageable dialog box mechanism for creating, saving, and replying, for example,, onCreateDialog(int) onPrepareDialog(int, Dialog) showDialog(int)dismissDialog(int)等方法,如果使用这些方法的话,Activity将通过getOwnerActivity()方法返回该Activity管理的对话框(dialog). onCreateDialog(int):当你使用这个回调函数时,Android系统会有效的设置这个Activity为每个对话框的所有者,从而自动管理每个对话框的状态并挂靠到Activity上。这样,每个对话框继承这个Activity的特定属性。比如,当一个对话框打开时,
Objective
Development has been done for a long time, it is unavoidable to encounter all kinds of pits.
On the Android Development Trail, the "soft keyboard blocks the input box" is a long, drawn-out pit--come on, let's take a look.
Introductory articles
The most basic situation, as shown in the picture: there is a edittext at the bottom of the page, if you do not do any processing, then when the soft
When we do development in peacetime, inevitably will use a variety of dialog boxes, I believe that there are other platform development experience of friends will know that most of the platform is only to provide a few of the simplest implementation, if we want to achieve their own specific needs of the dialog box, you may first think, through inheritance and other ways, Rewrite our own dialog box. Of cours
Android Development Series (23): provides a Toast prompt box with image prompts.
In Android, Toast is a common message prompt box, but the default message prompt box is a line of plain text, so we can set some other message prompts for it, such as with a piece.
Implementatio
Android UI component (2)-Windows-like dialog box, androidui
Android UI component (2)-Windows-like dialog box
Before starting this chapter, I would like to wish you a happy Mid-Autumn Festival. I believe that many of my friends at work will be given three days off!
If you have time, go home and accompany your parents!
When you want to perform time-consuming operations, you will often see the "Please wait" dialog box. For example, if a user is logging on to the server and does not allow the user to use the software, or the application needs to perform some time-consuming calculations before returning the results to the user. In these cases, a "progress bar" dialog box is displayed to allow users to wait and prevent users
Objective:A dialog box is used in the project, and the System dialog box is too ugly to write a custom dialog box yourself.dialog box includes: 1, fillet2, app icon, prompt text, close the "OK" button of the dialog boxDifficulty: 1, dialog box border fillet display2, conside
in Android, there are two ways to create a dialog box:1. With the dialog class, or its subclasses (such as Alertdialog)2. Use Activity's dialog box themeUse the dialog class:Let's take a look at how to create a dialog box with the dialog class, first, we need to define a subclass that inherits the dialog class:Class My
As Android phones get more and more hot, the Android OS is also popular with developers, and many programmers are slowly switching to Android development. Today, the Wheat Academy's Android development teacher told everyone about Android Radio basic applications, and today w
Transferred from: http://www.cnblogs.com/salam/archive/2010/11/15/1877512.htmlActivities provides a convenient and manageable dialog box mechanism for creating, saving, and replying, for example,, onCreateDialog(int) onPrepareDialog(int, Dialog) showDialog(int)dismissDialog(int)等方法,如果使用这些方法的话,Activity将通过getOwnerActivity()方法返回该Activity管理的对话框(dialog). onCreateDialog(int):当你使用这个回调函数时,Android系统会有效的设置这个Activity
First look at the various styles of dialog boxes:We see that dialog has a lot of subclasses implemented, so we're going to define a dialog box that uses its subclasses to instantiate one, instead of just using the dialog parent class to construct it.Second, AlertdialogWhat we are focusing on today is the Alertdialog dialog, and we see that Alertdialog is a direct subclass of dialog.Using Alertdialog, we can display a caption, up to 3 button actions, a
Create a password box component by combining custom Android ComponentsAll controls (also called components) in Android inherit from adnroid. view. view class, android. view. viewGroup is an important subclass of the View class. layout classes of most books inherit from the ViewGroup class. For more information, see: fo
Android commonly used Dialog box usage, androiddialog
Many Android versions usually use custom dialogs or V4 provided by Google during development,
The V7 compatibility package is developed to ensure the consistency of the dialog box style of each version. Therefore, AlertDialog in the V7 package is used here.
1 import
Show dialog box window
1. Create a Dialog1 project and add a Button in the activity_main.xml file:
2. Create a dialog box in the MainActivity. java file. Add the following code:
Package com. example. dialog; import android. OS. bundle; import android. app. activity; import
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