Someone has a Java applet to be transplanted to android for running. It is said that android is Java.However, after setting up the environment and importing the code, we found that a large number of drawing code on awt could not be compiled.The
There are many methods to call Web Services in Android. We now use ksoap, which is the client package of SOAP web services. The current version of ksoap is 2. 0. one of its major advantages is its good compatibility with dotNET.
First download the
Set Eclipse
1. Window> Customize Perspective
2. Select the Shortcuts label
3. Select Show View in Submenus.
4. Select Android in Shortcut Categories
5. Check LogCat on the right side and click OK.
6. Window> Show View>
AlphaAnimation controls gradient and transparent animation Effects
ScaleAnimation: controls the animation effect of size scaling
TranslateAnimation controls the animation effect of screen translation
RotateAnimation
I will introduce the
Ava: data is stored in large-end byte order. [the data is stored at a high address, the data is stored at a low address, and the data is stored at a high level before the array]
Windows (intel Platform): data is stored in a small byte order.
We know that the background of the button can use selector. In fact, the text also supports this feature. I tried it some time ago but did not succeed, so I gave up. I had this demand in the past two days. At first I thought I would rewrite a
1. First, follow the getting start document to create a project:
2. Call js
Coordinates:
[Javascript]Var getLocation = function (){Var suc = function (p ){Alert (p. coords. latitude + "" + p. coords. longpolling );};Var locFail = function (error
The property animation system is a robust framework that allows almost any object to be animated. You can define an animation by changing the attributes of any object over time without worrying about whether the object is to be drawn on the screen.
This example is the last example of ApiDemos about the Service. The main purpose of this example is to introduce how to pass parameters to the Service. The previous example ignores an important issue: the onStartCommand or onStart of the Service
The default browsers all listJava codeUri u = Uri. parse (url );Intent it = new Intent (Intent. ACTION_VIEW, url); TestActivity. this. startActivity (it ); Uri u = Uri. parse (url );Intent it = new Intent (Intent. ACTION_VIEW, url); TestActivity.
Running Your App run Your application
Run on a Real DeviceRun on the Emulator Run the application on the VMIf you create an Android project following the previous section, it contains a set of default "Hello World" source files that can be run
In the previous example, Android ApiDemos (68): Graphics-> MeasureText describes how to obtain the size (width and height) of the drawn text string. The default alignment of text is left alignment, this example describes other Alignment Methods:
This example describes how to use the MediaPlayer class to play a sound or video. Three activities are involved:
MediaPlayerDemo: Main Activity. The sample list is displayed.MediaPlayerDemo_Audio: A sub-Activity used to play a sound. There is no
It is a good habit to extract strings from the code into an external file. Android provides a dedicated resource folder for each project.
If you use the SDK tool to create a project, this tool creates a res/folder in the root directory of the
This example is very similar to the previous example. The getView of ImageAdapter also uses ImageView, but the data source is a group of photos in the resource file.
[Java]Public View getView (int position, View convertView,ViewGroup parent
1. In addition to using files or SharedPreferences to store data, you can also choose to use the SQLite database to store data.
On the Android platform, an embedded relational database-SQLite is integrated. SQLite3 supports NULL, INTEGER, REAL
[Java]* Set the camera preview angle. You can directly use setDisplayOrientation for the camera preview angle above 2.2.** @ Param orientation: Camera preview Angle*/Private void setDisplayOrientation (int orientation ){Method
First of all, let's take a look at several diagrams: (this is a weather forecast APP (moji) launched by 360, which is a good one. Here we will provide them with a free advertisement, haha .)[Java]This kind of listview with rounded corners looks
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