android system webview enable

Intent redirects to the dial-up interface, contact interface, SMS interface, and other interfaces in the system application. Now, the functions under development need to jump directly to the dialing, contact, text message interface, and so on. After finding a lot of information, I sorted it out myself. First, let's look at the dialing interface first. The Code is as follows: Intent intent = new Intent (); Intent. setAction ("

What you've been doing with Android is the WYSIWYG editor, the idea is to use the built-in browser WebView HTML5 attribute contenteditable to implement, such as: In the actual application process, because needs to insert the picture, therefore must support uses the camera to take pictures and selects the picture from the photo Gallery the function. There is no problem from the chart Gallery, but when you ta

Due to work relationships, attention to Android will shift from FWK (Framework) to BSP, that is, Linux Kernel. In the five years at work, I have studied kernel several times, but I have never had the right opportunity or motivation to study it in depth. How can I leave this opportunity? In the past, we used to work with kernel and always felt that there were no suitable devices. After several days, I plan to start with the

**************************************** **************************************** **************************************** ***Author: EasyWave time: 2012.07.29 Category: Android source code analysis statement: reprinted. Please keep the link NOTE: If any error occurs, please correct it. These are my Learning Log articles ...... **************************************** **************************************** **************************************** **

TIPS: What is build. Prop? /System/build. Prop is an attribute file. In Android, The. Prop file is very important and records system settings and changes, similar to files in/etc. How is this file generated? Build/tools/buildinfo. the sh script is used to generate a build. use build/tools/buildinfo in the prop file build/CORE/makefile. sh script to generate build

+ SDK driver + linux kernel) this part of work requires in-depth Linux kernel driver layer code, a certain degree of technical skills + careful Unlock the Kernel File • 6. Compile and test the file. Mount the root file system with NFS. When a kernel panic error occurs, enable kernel debug, printk and print, or disable this function for debugging. 3. Android star

capture photos and videos from their applications.Media Recorder:android's Mediarecorder contains audio and video recording capabilities.Media Player:android's MediaPlayer contains audio and video playback capabilities.2) Java Application Framework LayerThe Android platform provides four different programming interfaces for Java components: Camera, Mediarecorder, MediaPlayer, and surface. These four programming interfaces

Platform MTK6573 Android Vibrator System Architecture I. Driver Layer Modify and add Linux kernel files for Android /kernel/drivers/staging/android/timed_output.h/kernel/drivers/staging/android/timed_output.c Timed_output.h defines the timed_output_dev struct. structtim

Android Terminal Emulator (or any other Terminal apps of your choice) on your Android phone and enter these commands :/sdcard/install >/data/local/04755 /data/local/Install/data/local/install You'll see some output of the above command. Wait till the output finishes. After the appeared, enable and then disable Wi-Fi on your phone. If It is already enabled, d

distributed to this thread. messages of a specific thread cannot communicate across threads or processes. However, the created worker thread does not have a message loop or message queue by default. To enable the thread to have a message queue or a message loop, you must first call logoff in the thread. prepare () to create a message queue, and then call logoff. loop () enters the message consumption cycle. For example: Class Looperthread Extend

Storage System of Android-Vold and MountService analysis (I), voldmountservice Android storage system (1) After reading the knowledge of the Vold storage module for a long time, I also got rid of the Android source code for a period of time and found the function ca

driver used, or whether the license is requiredBootloader and kernel are all set in boardconfig. mk. In the same way, each worker MotherboardThere can be different settings, there are boardconfig. mk under different targets, and find the following example using find targets: Build/target/board/$ (target_device)/boardconfig. mk Vendor/*/$ (target_device)/boardconfig. mk Target_device is defined by product, so the same boardconfig. mk can be divided into multipleProduct. One target_device, us

Android Storage System (i) Looking for a long time vold storage module knowledge, also merely for a period of time the Android source code, found that the Android storage system involved in the function call, and kernel between the top of the socket transmiss

Apsara Android client remote code execution to remote reading of any user's system Address Book + chat information (earlier version is required) As a comprehensive communication service of China Mobile, Feixin integrates voice (IVR), GPRS, SMS, and other communication methods, it covers customer communication requirements in three different forms (completely real-time voice service, quasi-real-time text and

~ /. Bashrc Run the following command in the source code root directory: . Build/envsetup. shIt will help you enable several new commands, such as the "mmm" Then you can modify the system app you want to modify, all under android/packages.I will write another article for the specific modification example. let's talk about the entire process first.For example, I

Tian haili @ csdn 2012-8-17 This article briefly describes the appwidget system framework and briefly describes components such as appwidgethost (iappwidgethost), appwidgetprovider, appwidgetservice (iappwidgetservice), and appwidgetmanager in the appwidget system. The appwidget in Android is also the "Window widget". It enables the display control mechanism on

of system commands, which are burned by the compiled system.img.The equivalent of your computer's C drive, used to put the system. This partition basically contains the entire Android operating system, in addition to the kernel (Kerne) and RAMDisk. Includes the Android user

to compile the source code, cd to the root directory of the source code, and press "make". Then you can check the movie ..In this step, three files with the suffix img will be produced under android/out/target/product/generic/. We recommend that you copy the files,I have encountered a situation where the files are inexplicably lost and the results need to be re-made. If you just need to modify and compile and test the

Android Property System) Because I don't know much about the property system of Android, I translated this article "android Property System". Each attribute has a name and value, which are in string format. Attributes are widely

sensor contains multiple types. Both the upper layer and the bottom layer mask the specific type of the sensor so that it can use all the sensors. L The sensor service is not created and started by the application, and should be started along with the system. The sensor service can be used in any application, which determines that the sensor service should be started along with the system. 2. Sensor Framew