Android learning notes-TextView (text box) (1), android-textviewReference from: http://www.runoob.com/w3cnote/android-tutorial-textview.html
1. Basic attributes:
Id:Set a component id for TextView. Based on the id, we can get this object through the findViewById () method in Java code, set relevant properties, or use
Android uses content observer for text message eavesdropping and android observer
The principle of content observer for Android introduces some basic principles of content observer and provides a simple practice. This article goes on to build a small project.
Package com. wuyudong. smslistener; import java. io. file; i
Android implements gif image and text mixing, and android implements gif Image
We send emoticons during QQ chat, but these emoticons are not static. They are more dynamic and gif images. How can we display dynamic gif images on the android client.
Found such a method on github, Github address https://github.com/TracyZh
Android text color control and android Control
Effect:
Usage:
Source code:
Https://github.com/beiliubei/ProgressTextView
How does android text display on a text line like a letter or paper line?
If you do not want to u
Android black technology, reading user text messages + modifying System text message database,
Compared to the ios system, Android is the biggest drawback. As we all know, it is a system security problem. This blog shows a wave of "black technology ".
Read user text message
Android TextView sets the background color and text color of some text, androidtextview
Implemented through SpannableStringBuilder, it is like the
Public class MainActivity extends Activity {@ Overrideprotected void onCreate (Bundle savedInstanceState) {super. onCreate (savedInstanceState); setContentView (R. layout. activity_main); String str = "this is a demo
Android sends SMS messages with more than 70 Chinese characters. The text message is automatically split and android sends SMS messages.
1. Text message sending code
SmsManager smg = SmsManager. getDefault ();// Text messages have a limit on the number of words. 70 Chinese
TextView text State one , TextView text color TextColor Focus effect
The code is as follows
Copy Code
Android:id= "@+id/tv_quit"Android:layout_width= "Wrap_content"android:layout_height= "Wrap_content"Android:textcolor= "@drawable/list_item_color"/>List_item_color file
TextView text State two ,
To write a text message listener, you can easily register a broadcast receiver to receive the broadcast when the system receives the text message. However, this broadcast is an ordered broadcast, that is, when other programs first get the broadcast and pass it to you, of course, it can also get rid of the broadcast, so that you can not receive it, in this way, your program will certainly not be able to rece
Android buttons with text shadow and android shadow
Android: How to center text under a button?
Add a horizontal center property under TextView: android: layout_centerHorizontal = "true"Andr
The screen of a mobile phone is relatively small. Sometimes you need to use a text box (TextView or its subclass) to display a long line of text. One way is to cut the text, use... .
A common practice is to use Marquee to scroll text. This example describes the Marquee Effect of TextView.
Let's take a look at the defin
Android detects whether the previous message is sent successfully, and then sends the Next message.
1. problem: the following requirements are met in the project: There are N messages to be sent, so that one message can be sent one by one and the next message can be sent after the previous message is sent successfully.
For (int I = 0; I SendSMS (10086, text1, I );}Private void sendSMS (String toAddress, String body, Long id ){// --- Sends an SMS messa
Compared with those who have used Android phones, we all know that androidos text messages are displayed in session mode like those in iOS, which makes it easy for users to find previous chat records.
UsageCodeDeleting a text message actually deletes a conversation, both recent and previous.
Next let's look at the code.
First, you need to get the
Ext.: http://blog.csdn.net/ljz2009y/article/details/23878669One: The TextView component changes the color of some text:Java code
TextView TextView = (TextView) Findviewbyid (R.id.textview);
Method One:
Textview.settext (html.fromhtml ("
Method Two:
String Text = "Get the Silver chest!";
Spannablestringbuilder style=New Spannablestringbuilder (text);
Style.setspan (new Backgroundcolor
The example in this article describes the way Android implements a partial or scrolling display when TextView text is too long. Share to everyone for your reference, specific as follows:
There is a Ellipsize property in the TextView that shows how the control should appear when the text is too long, as explained below:
1.android:ellipsize= "Start"-– ellipses ap
The International UI is adjusted in the project, because the Chinese and English are different, so the knowledge here is used:Java code
Textview = (textview) findviewbyid (R. Id. textview );
// Method 1:
Textview. settext (html. fromhtml ("
// Method 2:
String text = "get silver treasure box! ";
Spannablestringbuilder style = new spannablestringbuilder (text );
Style. setspan (New backgroundcolo
On Android above let TextView too much text implementation has scroll bar, before want to simply think that set textview properties can be implemented, the result or need to use ScrollView, in order to achieve the effect of the scroll bar two ways to achieve,One is the layout of code-written Java:01.relativelayout.layoutparams param = new Relativelayout.layoutparams (80,80); 02.//initialization of the scro
In my previous articles, I wrote examples of real-time text message retrieval and text message (Session) deletion.
Related links:
SMS information Real-time acquisition: http://blog.csdn.net/etzmico/article/details/6860692
SMS (Session) Deletion: http://blog.csdn.net/etzmico/article/details/7077123
Therefore, the code for the above two methods will not be written in this article. You can click the link to vi
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