to export directly, then R.ID.ID_ The name section becomes the ID value in the R file, such as: Object = Findviewbyid (2114243567).Iv. Delete the source code under the project SRCV. Add the Srcjar.jar package to the customer's project (we simply simulate the Jardemo project) and introduce our plugin resource pool project (note that the client project must be in the same directory as the Resource project).Six. Add the content from the androidmanifest.xml of the plugin repository project to the c
1, in the JNI directory under the new directory prebuilt, in this directory, the new file Androidusc.mk (name Random), the third-party library. So copy to this directory2. Open androidusc.mk add content, such as third-party library is libscreenpop.so:Local_path: = $ (call My-dir) include $ (clear_vars) Local_module: = screenpoplocal_src_files: = Libscreenpop.soinclude $ ( Prebuilt_shared_library)3, modify the Android.mk file under the JNI directory, add a statement:Include $ (local_path)/prebuil
This article mainly describes the Android compatibility issues: Java.lang.UnsupportedOperationException solutions to the relevant information, the need for friends can refer to the following
In the development of the previous few days, encountered such a very strange unusual, some mobile phones can be run, some phones are directly on the collapse, today, this abnormal collation.
The first thing is to paste
component that sent intent to start it(2) A new instance of ACTIVITYB will run within this task(3) Activitya is the "singleinstance" boot mode, it only produces an instance, and this instance is the root element in the task, and there is no new element in the task. and two new Activityb instances and instances of this activitya will not be in the same task(4) These two new instances of the ACTIVITYB will be in the same TASK unless Flag_activity_new_task is included in the intent that initiates
The rollback of the item in the ListView will result in a reuse.That is, the ListView cache item is certain, after scrolling, update, will be reused in front of the item is no longer used.So when updating a control, especially a progress bar, it is necessary to judge whether the currently updated item is in the visible itemThat is inlistview.getfirstvisibleposition () and between Listview.getlastvisibleposition ()If it is not, you need to calculate the location that corresponds to which visual i
With the SVN control version, SVN itself does not recognize what to pass, which should not, which leads to some things about the path (such as the path to expand the jar) is also uploaded, and when others download, the path for the person may not exist, project compilation will be problematic. The SVN plugin was installed with Eclipse, and the Android project could not be transmitted on a single brain.Android projects have the following file contents
When you select a picture from the gallery and then return to the data reception process, we may encounter a problem at this time. It's just that I'm gone. Returns the code. But why doesn't my picture path get it? This time may be different due to the Android API, because Android4.4 above and 4.3 below the Onactivityresult return URI is not the same, the intention to open the library to the API has no effect. At this time we need to correspond to the
SetrecordinghintThis function is to improve the performance of Mediarecorder recording camera video.Problem:If this function is set to True, the preview screen on some phones is distorted, and there is no mention in the official Android documentThis change, the reason is unclear, for compatibility, had to comment out this function.Phones that are known to be faulty:MI 2, LG part phoneThen search this function in Google and find a stackoverflow above t
I just talked to the iOS manager today about the memory running on Android and iOS mobile apps. In fact, the nature of the two are the same, if the background application runs too much, resulting in insufficient memory of the phone, the system will determine whether the Background app view is displayed on the phone screen, if not will agree to release the application's memory, freeing up enough memory space to run the new application. Of course, if th
(single frame layout)Is the simplest of a layout object. It is customized as a blank alternate area on your screen, after which you can populate a single object-for example, a picture you want to publish. All child elements will be fixed in the upper left corner of the screen; You cannot be a child in Framelayoutelement to specify a location. The next child element will overwrite the padding directly above the previous child element, blocking them partially or completely (unlessThe latter child
When writing the ListView optimization, it was found that the GetView method was executed multiple times when the ListView was first created.XML version= "1.0" encoding= "Utf-8"?>Relativelayoutxmlns:android= "Http://schemas.android.com/apk/res/android"Xmlns:tools= "Http://schemas.android.com/tools"Android:layout_width= "Match_parent"Android:layout_height= "Match_parent"Android:paddingbottom= "@dimen/activity_vertical_margin"Android:paddingleft= "@dime
control thread start and end Boolean islive =true is as follows: [Java] View plain copy on code to see a snippet derived from my Code slice Public classMyThread implements Runnable {@Override Public voidrun () { while(islive) {Try{Thread.Sleep ( +);//thread paused for 1 seconds, per millisecondMessage message =NewMessage (); Message.what=1; Handler.sendmessage (message);//Send Message}Catch(interruptedexception e) {e.printstacktrace (); } } } } 3Add the f
Customizing View properties is not difficult, you can refer to the official documentationHttps://developer.android.com/training/custom-views/create-view.htmlBut you need to pay attention to a problem, otherwise you may waste a lot of time.The name of the parameter cannot be the same as the reserved word. For example, you can't call Case,return,default.Otherwise will be in compile times wrong, processreleaseresources faild ...Issues to be aware of when
first one EditText , the second one EditText will have the following cursor, or click the second or later EditText , the first one EditText will have a cursor flash. Through log you will find that from the second click EditText , each click EditText will first trigger a loss of focus, and then trigger a focus. This can infer that when there are multiple EditText , one EditText loses focus triggers another to get the focus. This problem must be resolved, and the presence of a screen cursor flash
The introduction of someone else's project appeared this is related to gradle cache, my solution is related to the configuration of GragleChange this:Distributionurl=https\://services.gradle.org/distributions/gradle-2.14.1-all.zip and build it again.Someone said delete the. gradle file yes, I did not try not to know, I recommend the configuration file or not easily deleted(This issue has been recorded)Issues with
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