How to add new key to Android from kernel to Android framework and Android Application Test
Kernel layer:
1: We use kernel matrix-keypad to register 3*3 key
# Ifdef config_keyboard_matrix/* Gpio matrix keyboard */Static const uint32_t 89c64xx_matrix_keys [] = {Key (0, 0, key
Hardware and Software EnvironmentMacbook Pro MGX 72Android Studio 1.3.2Genymotion SimulatorIntegrated friend of the Alliance SDKFirst to the league's official website http://www.umeng.com/registered account, completed to the admin back to add the need to integrate the application of the Alliance statistics, as follows
After submitting, assign key to your application, as followsPs://raw.githubusercontent.com/djstava/notebook/master/
Modify Android. mk in Android to make it compile rgb2565 and rgb2888 at the same time (Add a new tool command to out/host/linux-x86/bin)
Modify the corresponding android. MK files allow them to compile the source code files rgb2565, rgb2888, and rgb2888 at the same time. In
Although Android has supported more than 50 languages since 2.3, there are fonts in every language that can be displayed. Meet a new demand, have customer request to Hindi language support. So the internet to find some information, found that most of the online introduction is how to replace the default font, is replaced./frameworks/base/data/fonts/droidsansfallback.ttf, but after the replacement, Chinese c
Every time android creates a new project, it will automatically add V7 dependency packages ?, Androidv7
Every time android creates a new project, it will automatically add V7 dependency packages?
Cause analysis:
The mai
Add a new default configuration item in the Android settings. db database, androidsettings. dbSettings data is stored in com. android. providers. settings/databases/settings. the default data of database data in db is in frameworks/base/packages/SettingsProvider/res/values/defaults. as defined in xml, if you want to
followsNew Window Pass value 1Newwindow.putextra ("Key", "value");New Window value 1 endstartactivity (NewWindow);What the new form doesWrite in the oncreate of the new form// get the value from the previous form This . Getintent (). Getextras (); LOG.E ("Zllmsg", Bundle.getstring ("Bundlekey")); // gets the value that came from the previous form endThe
The process is as follows:First create a directory under Framework/base called VenusThere are two folders under the/venus directory:
| |--java
| '--Android
'--JNI
|--Android.mk
| jni.cpp
Java class packages Follow the Java package naming rules, OK, go to the critical second step:Add Venus\ in the Frameworks_base_subdirs variable in the file build/core/pathmap.mk
OK, done, execute the following command in the
How does android Add a new ProjectConfig. mk file in Codebase?How to add a new ProjectConfig. mk file to Codebase so that it has a higher priorityMediatek/config/$ project/ProjectConfig. mkProjectConfig. mkThe priority is greater than the ProjectConfig. mk file in the $ proj
The Android font file is placed in: alps\frameworks\base\data\fontsWhich Droidsans.ttf is the default English font, DROIDSANS-BOLD.TTF is the default English bold font; DROIDSANSFALLBACK.TTF is the default Chinese font.
To add a set of third party Chinese font () for example.
Because Google provides the default Chinese font Droidsansfallback.ttf is not very comprehensive, so customers often need to increa
The settings data is stored in the com.android.providers.settings/databases/settings.db
The default data for the data in the database is defined in Frameworks/base/packages/settingsprovider/res/values/defaults.xml, and if you want to add a new field to the database, you can use the following steps:
1. Define a default value for the newly added data in the Defaults.xml (which can be given directly in your
This article is the 12th article in the "Android Kernel development" series, the previous article describes how to remove the factory app from the source code, this article on this basis, the detailed introduction of how to add a new app in the Android kernel source tree.There is also a blog about how to
I have just read a simple Android example of the next frame layout. After a long time, I don't know how to add the image to the drawable in the resource.For example, how to add a new image resource in the Res/drawable folder of testdemo.
Copy the image to bin \ res \ drawable-hdpi orBin \ res \Click drawable-mdpi and
In the previous section we talked about the new features of Android 5.X Recyclerview basic analysis and infinite reuse I believe you should also be familiar with the basic use of Recyclerview, this section we come to learn, Add Headerview and Footerview to Recyclerview.For Recyclerview's head and bottom, the authorities did not provide us with a way to directly p
Preface : This is the first chapter of the first line of code learned, before using Eclipse to create an Android project is automatically generated in the Mainactivity.java file and the layout folder under the Activity_main.xml layout file, today the automatic generation of these files are removed, manually created these two files, so write down the essay to record the deepening impression, and this is the first time since the application blog publis
", gfbnames },
4. The font is ready, and some makefiles need to be modified. Under external/icu4c/studata/Android. mk:
Config: = $ (word 1 ,\
$ (If $ (findstring AR, $ (product_locales), large )\
$ (If $ (findstring FA, $ (product_locales), large )\
5. Add a new values-fa-RIR folder under frameworks/base/CORE/RES/and create a
who are moving from the BlackBerry platform to Android. With hangouts, users can not only add photos from their local media library but also include photos from cloud storage services such as Google Drive and box when they send messages. However, Google Hangouts does not force users to make them the default app, and users can choose a third-party app that has both "send" and "receive" SMS messages as the d
My android interview path (2: A New Start) and a new start for androidNever forget your initial intentions
I just came back from the presentation to a group of Entrepreneurial Organizations (hosted by VC) many people finally sent their resumes and received a call from the Beijing Company to inform me of the telephone interview (I want to work in Beijing--). In sh
developers, so third-party developers can take advantage of this improvement to add new functionality to specific applications.7. Improve securityNow a personal identification unlock is also a relatively fresh smart concept, when the user's Bluetooth headset is connected to a phone or tablet, the device can be automatically unlocked based on the current location or the user's voice. For example, when a par
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