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Android project: Mobile Security Guard (16)-complex ListView AnalysisAndroid project: Mobile Security Guard (16)-Introduction to complicated ListView1
Next, the content of yesterday will continue to improve the Application List today. First, applications are divided into sys
, which is enabled by default.
8.feature_progress: Progress indicator function
9.feature_right_icon: Icon to the right of the title bar
:Default:default_featuresProgress:feature_progress: Progress indicator functionNo title:feature_no_title: UntitledLefticon:feature_left_icon: Icon to the left of the title barFullscreen:Indeterminate_progress:feature_indeterminate_progress: Indeterminate ProgressCustomtitle:feature_custom_title: Custom caption.The Alphaanimation class is an animated
By convention, I wrote it above: maybe in the process of learning Android, everyone will learn a lot of basic knowledge like me, and a lot of knowledge points can also be said 123, however, these isolated points are too fragmented after all. Therefore, I want to take the most classic mobile security guard project as an example from today and exercise on my own. I
() method, in this method, the setting interface pops up a message box, which has two buttons: "OK" "Cancel", the user clicks the different buttons corresponding to different actions.
Exception Handling android.os.networkonmainthreadexception--Multithreading problemsEverything settled, thought peace of mind, the result is still a problem!Log start error, get update information exception!!! Debug, Find Exception:android.os.NetworkOnMainThreadException.This exception probably means an except
By convention, I wrote it above: maybe in the process of learning Android, everyone will learn a lot of basic knowledge like me, and a lot of knowledge points can also be said 123, however, these isolated points are too fragmented after all. Therefore, I want to take the most classic mobile security guard project as an example from today and exercise on my own. I
state;
Android:state_checkable:boolean type, only used on the widget can be selected, True indicates optional, false means not selectable;
Android:state_checked:boolean, when True, indicates that the item is in effect when it is selected, and false is not checked when it takes effect;
Android:state_enabled:boolean, when True, the item takes effect when the object is active, such as when the object can accept touch or click events;
The Android:state_window_focused:boolean
-Packagemanager pm =Getpackagemanager (); in //get the feature manifest file for the specified apk (that is, androidmainfest.xml) - Try { toPackageInfo PackageInfo = Pm.getpackageinfo (Getpackagename (), 0); + returnPackageinfo.versionname; -}Catch(namenotfoundexception e) { the e.printstacktrace (); * return""; $ } Panax Notoginseng } -}View CodeThird, check.You can change the version number at startup by changing the value in
of the selected contact, and finally get the data from the activity.①. Set up a Click event for select Contacts; ②. Connect two activity via Intent in the Click event Method (the wizard sets the third step, select the contact); ③. Startactivityforresult Intent, int Requestcode) method starts, the parameter intent is the intention of connecting two activity, int requestcode is the result code returned, here first set to 0.Click event Methodpublic void SelectContact (view view) {Intent Intent = n
android:background= "@drawable/button"9 android:text= "Next"/ >View CodeThree, the above button background style implementation can refer to the source code.In the Styles.xml file in the Android-19\data\res\values folder, find the View Codebtn_default.xml Code:12 345android:drawable= "@drawable/btn_default_normal"/>67android:drawable= "@drawable/btn_default_normal_disable"/>89android:drawable= "@drawable/btn_default_pressed"/
);} else{ cb_bind.settext ("unbound sim card"); Cb_bind.setchecked (false);}And the boolean Android.content.SharedPreferences.getBoolean (String key, Boolean Defvalue) method,
Retrieve A Boolean value from the preferences.
Parameters:key the name of the preference to retrieve. Defvalue Value to return if this preference does not exist. Returns:returns the preference value if it exists, or defvalue. Throws ClassCastException If there is a preference with the this name, which is
() or the finish () method, where the parameter int Enteranim is the ID that enters the animation file (tran_in.xml), the parameter int Exitanim is the ID of the move-out animation file (Tran_in.xml).The Setup Wizard ui_1 click the event method (next) code, other similar:1 //Next Click event2 Public voidNext (view view) {3Intent Intent =NewIntent (setupwizard_ui_1. This, Setupwizard_ui_2.class);4 startactivity (intent);5 finish ();6 //required to be executed behind finish () or sta
version and encoding format in the new file. Build a Android:shape= "Shape"), the shape's value can specify the desired shape (rectangle rectangle, Oval oval, straight line, annular ring) ③. Add additional labels to the Shape Code:3. Set the Background property in the component that needs to use shape shape, and find the new style file by @drawable.4, out of the background property can be referenced, in the Drawable folder Style.xml can also refer to the style, so that the default, focus, press
) is determined when the Set Password and confirm setting password are equal. The value in the method is changed to the values that are processed by the new method (Md5encryption) in the new Class (Md5utils), with the following code:1 editor.putstring ("Password", md5utils.md5encryption (password));View Code①. In the Enter Password dialog (Showinputpwddialog), when you determine that the input password and the saved password are equal, you need to first process the entered password through the n
Add a click event listener for each entryGv_main.setonitemclicklistener (this);The current activity is required to implement the Onitemclicklistener interface while implementing the public void Onitemclick (adapterview/** * When the GridView entry is clicked the corresponding callback * Parent:gridview * View: The currently clicked Entry LinearLayout * Position: Click on the entry corresponding to the location
* ID: The line number represented by * /@Override public
, int resource, String [] From, int[] to), the first parameter in the method is the context (this is this), the second parameter is the data that needs to be displayed (that is, the contact's list object), and the third parameter is the ID of the style that the individual data wants to display (that is, contact_item_ The ID of the view), the fourth parameter and the fifth parameter represent the corresponding relationship (all in the form of an array) of one of the data in the data to be display
attention.Figure 6 The number of vulnerabilities in 18 industries TOP10 Android Apps1) e-commerce industry Top10 android Application VulnerabilityE-commerce TOP10 application has 851 vulnerabilities, the average application contains 85 vulnerabilities, of which about 27% are webview remote code Execution High-risk vulnerability, can lead to malicious applications are implanted, contacts and SMS is stolen,
With the popularity of mobile payment, mobile banking clients are more and more recognized by users, many people feel that since it is the client of the bank, it should be very safe. The report launches the most comprehensive security assessment for the Android mobile clien
[Mobile Security] mobile application encryption protocol reverse analysis is successful, and mobile application encryption protocol
1. Related tools:Apktoolkitv2.1, Jeb cracked version Apk.2. analysis process:Confirm the data transmission process: decompile the apk file using the tool, and then use the jeb software to
What's Sercuriy Group, I don ' t know. E ShareDon't say much, get ready, write a setup process: the Mobile security Framework (MOBSF) is an intelligent, integrated, open source mobile application (ANDROID/IOS) Automated testing framework capable of static and dynamic analysis of both
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