============ Problem Description ============Now encountered a problem, the project to use the multi-level tree structure diagram, but do not know how to achieve. Who has the best source code!============ Solution 1============With Expandablelistview, each of its childview is a expandablelistview, and each childview is a expandablelistview ....Cycle 4 times should be able to meet your requirements ...How Android implements multi-level tree charts (at
changing the original class file and using inheritance, it is by creating a wrapper object, which is the object that is decorated to wrap.5. Decoration mode delegate the invocation of the client to the decorated class, the key to the adornment pattern is that the extension is completely transparent.
Policy mode
Define a set of algorithms that encapsulate each algorithm and allow them to be interchanged.The advantage of the strategy
60, the loop performs the add-on operation and counts the number of points - - - + - + A at //print output plus score, plus number of points - - - - - } in}1 Public classHelloWorld {2 Public Static voidMain (string[] args) {3 4 //Variable Save score5 intScore = 53; 6 7 //variables are saved in addition to the number of times8 intCount = 0;9 Ten One
Method/Step
1In fact, the stop is very simple, just to end the process of monkey offHow to stop it?
2PS command to find the Uiautomator processOpen cmd Command Line windowInput:ADB Shell PS | grep MonkeyThe first number returned, which is the process number of the monkey
3The KILL command ends the process to continue typing:ADB shell kill [process number just found]End other processes as well, and other applications can also use this method to
A
The Java and native data types are mentioned earlier. Here we will start to use them:
Step 1: Create a project
Part 2: Writing Java methods:
public class NativeMethod {static { System.loadLibrary("com_nedu_jni_jnidemo5-jni"); } public native boolean getBoolean(boolean b);public native byte getByte(byte b);public native char getChar(char c);public native short getShort(short s);public native int getInt(int i);public native long getLong(long l);public native float getFloat(float f);pu
Android learning route (5) enable another Activity, androidactivity
After completing the previous course, you already have an application. This application shows an activity that contains a text box and a button (a separate interface ). In this course, you will add some code to MainActivity so that you can jump to another activity when you click Send.Send Response button
To respond to the button clicking e
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