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 increase the three-party Chinese font to support th
In Android use, when you encounter a change in the default time format, always helpless, this article will provide a solution to this problem, need to understand the friend can refer to the following
Language for English, the default time format for mm/dd/yyyy, how to change the default time format to: dd/mm/yyyy, do not know whether the framework layer to initialize or compile the time to give the initial value, which heroes know how to do?
1. Modify the document
function: Hwpoweronpower-down interface function :hwpowerdownThe following is an example of the VGP6 of PMIC6320. please call Hwpoweron when you want to power on the file # include Hwpoweron (MT65XX_POWER_LDO_VGP6, vol_2800, "ldo_test");bool Hwpowerdown (MT65XX_POWER_LDO_VGP6, "ldo_test");2.3 System boot post-stage configuration:After the normal start of the system, kernel are running up, so the power on/off the operation should be placed in the kernel inside.3 Drive Voltage modification: LCM
direction on the screenlauncher:spany= "1"//number of squares in Y-direction on the screen/>1, can not be preset with configuration of the appwidget.2, Google from KK began to limit the system permissions, for the access to systems have strict specifications. Launcher3 the system Bind_appwidget permission is not available by default, so the appwidget cannot be provisioned.If you want to provision appwidget, you need Launcher3 to get system permissions, so to modify Launcher3 android.mk, add loc
executes the download mode?
2. [FAQ08871] cannot be started after the new (eMCP) emmc is changed
[DESCRIPTION]After a new emmc is changed, especially when the capacity of the new emmc is large, such as 16 GB, the system will find that the emmc cannot be started on.The following error message is displayed when you view the kernel log:[MSDC] msdc0-> Address offset in user region (Capacity 15032 MB) is 0xffffd000 [MSDC] msdc0-> XXX Address offset error (-12288), please check MBR start address !!
lk for implementation. For related FAQs, see "[FAQ07839] [Storage] compatible Number of eMMC and NAND Flash" for the KK version, the Preloader adds support for LPDDR3, therefore, default may not be able to configure 10 Gbit/s compatible mcp/emcp/discrete dram. You need to modify the code according to the following statement, and reduce the size used by the debug code generator. * For MT6589/72/71 platforms, modify the alps \ mediatek \ platform \ $ P
1. Android mobile phone driver:
[GB Version]
File to modify: alps \ mediatek \ custom \ [Chip] \ kernel \ usb \ src \ mtk_usb_custom.h
Modification: VENDOR_ID
[ICS and JB Version]
File to modify: alps \ mediatek \ config \ [Chip] \ init. usb. rc
Modification: sys. usb. vid
2: ComputerOn the PC side, modify the MTK release driver and add your new VID and PID.Please modify android_winusb.infInHTC Magic% Comp
Priorityquenue The priority queue is the ADT of the job scheduling class, which is implemented using the binary heap.The priority queue has at least two operations: insert and deletemin ). Insert operation diagram:
Image Source: www.educity.cn
Delete operation diagram:
Source: www.cfanz.cn
Code implementation://// Main. CPP // binaryheap /// created by Alps on 14-8-17. // copyright (c) 2014 Chen. all rights reserved.
we put the first item, assume that the space of the backpack is 5, then d [2... 5] is 5. Because d [0... 1] The space is not enough, so it is 0. When we put item 2,d[5] = 5 > d[5 - 4] + 3Becaused[1] = 0;.
No! The total value is increased if it is not put!
So we traverse all items, starting from the first item, and find the spacejWhen loading an item, will it increase the value!Code Implementation
In fact, the number of lines of code is very small. It is difficult to look at those that write two
[DESCRIPTION] compared to the previous KK version, there have been some changes in the AAL architecture on the L version. Remove the previously used MTK LABC on the KK platform, using the Android native auto-backlight feature. Only two functions of CABC and Dre are kept inside the aalservice. [solution]l version of the AAL schema as shown, you can refer to the schema diagram to read the code. There are a few more important places to be aware of. (1) Since the automatic backlight function is use
, then d[2 ... 5] All are for 5. Because d[0 ... 1] The space is not enough so it is 0. When we put the item 2, d[5] = 5 > d[5 - 4] + 3 because d[1] = 0; .Found out No! is not put on a certain total value increase!So we traverse all the items, starting with the first item and looking for j the space, whether the loaded item will add value!Code implementationThe code is rarely implemented, and it's not good to see those who write two screens, and there may be no more features.////Main.cpp//Dp_01b
setting value matches the current stateSettings.Secure.putInt (Mcontentresolver, Settings.Secure.ADB_ENABLED, madbenabled 1:0);The ADB configuration in this persist.sys.usb.config is set in alps/build/tools/post_process_props.py according to ro.debuggable = 1 or, 1 is open adb, 0 is off ADB Debug. And this ro.debuggable is set in Alps/build/core/main.mk, and the 2.3 changes are similarHowever, after you op
Contact names are composed of Prefix/given Name/middle name/family Name/suffix. All over the world there is a difference in the success of name display.For example the Chinese habit is: family name + middle name + given nameWestern habits are: given name + middle name + family nameThere are several types of Google defined:fullnamestyle.undefined//undefinedFullnamestyle.chinese//ChinaFullnamestyle.korean//KoreaFullnamestyle.japanese//JapanFULLNAMESTYLE.CJK//One of China, Japan and KoreaFullnamest
= ""/>
Launcher: packageName = "com. android. settings"
Launcher: className = "com. android. settings. widget. SettingsAppWidgetProvider"
Launcher: screen = "3"
Launcher: x = "0"
Launcher: y = "0"
Launcher: spanX = "4" // Number of grids in the x direction on the screen
Launcher: spanY = "1" // Number of grids in the y direction on the screen/>
Note:
1. configuration AppWidget cannot be preset.
2. The app widget cannot be preset in The KK version La
:
2 \ 4 / 3
This is a double rotation, because 3 is between 2 and 4.After rotation:
3 / \2 4
In this way .. In fact, it is often more complicated than this, but it is essentially like this.Implementation Code:
//// AVL. h // AVL // Created by Alps on 14-8-7. // Copyright (c) 2014 chen. all rights reserved. // # ifndef AVL_AVL_h # define ElementType intstruct TreeNode; typedef TreeNode * AVL; typedef TreeNode * Position; Position Find
example2) put the test.apk under the Packages/apps/test3) Create the file android.mk below the Packages/apps/test file with the following contents:Local_path: = $ (call My-dir) include $ (clear_vars) # Module name should match apk name to be installedlocal_module: = Testlo Cal_module_tags: = optionallocal_src_files: = $ (local_module). Apklocal_module_class: = Appslocal_module_suffix: = $ ( Common_android_package_suffix) Local_certificate: = Presignedinclude $ (build_prebuilt)4) Open File Build
Directory1: Introduction2: How to crawl and analyze log3: How to determine the problem pointIntroduction system stability is mainly to solve the system crash restart. There are two parts: Android/kernel kernel analysis required files and tools: Mtklog, Vmlinux, GAT tools, parsing vmlinux scripts.Vmlinux Path: alps\out\target\product\k55v1_64_op01_pre\obj\kernel_objParsing the Vmlinux scriptARM 32-bit version: prebuilts/gcc/linux-x86/arm/arm-linux-andr
2 and 4.After rotation:
3 / 2 4
In this way .. In fact, it is often more complicated than this, but it is essentially like this.Implementation Code:
//// AVL. h // AVL // created by Alps on 14-8-7. // copyright (c) 2014 Chen. all rights reserved. // # ifndef avl_avl_h # define elementtype intstruct treenode; typedef treenode * aVL; typedef treenode * position; position find (elementtype key, aVL ); position findmax (avl a); position findmin (avl
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