OpenHeInput-Android

'He' is Chinese word 和's PinYin(Sound), it means 'and' or 'with'.

'HeInput'('和码' in Chinese) is a name of famous Chinese input mathod.

OpenHeInput-Android is open source HeInput Android project.

This application is based on Google SoftKeyboard sample:
https://android.googlesource.com/platform/development/+/master/samples/SoftKeyboard/

Now it is full functional Chinese Input application, can be deployed to many Android devices.

This application is also available in the Android Play Store:
https://play.google.com/store/apps/details?id=net.HeZi.Android.HeInput

Input features include:

1. 21,000+ Chinese words;
2. 184,000+ Chinese phrases;
3. Chinese Simplified and Traditional option;
4. Search code with PinYin;
5. Convenient switch between HeInput/PinYin/English/Number input.

Application Structure

Created with Android Studio 1.5 and Android sdk 6.0.

Project Name: HeChinese, include 3 modules:

1. Android Library Module: HeLibrary;
2. Android Library Module: HeInputLibrary;
3. Android Application Module: OpenHeInput.

The main parts of code are:

1. Hekeyboard which include CandidateListView;
2. HeInput_DataServer which provide input data and functions for Android InputMethodService;
   1. HeInput_DataServer includes EngineCollection;
   2. EngineCollection includes HeMaEngine, PinYinEngine, HeEnglishEngine, etc;
   3. Each Engine access SQLite database;

Database Structure

Include a SQLite database: hema_db.sqlite, it includes tables:

create table HanZi ( --_id INTEGER PRIMARY KEY, HanZi text, M1 numeric, M2 numeric, M3 numeric, M4 numeric, GBOrder numeric, B5Order numeric );

create table CiZu ( --_id INTEGER PRIMARY KEY, CiZu text, M1 numeric, M2 numeric, M3 numeric, M4 numeric, HeMaOrder numeric, JianFan numeric );

create table English_Word ( --_id INTEGER PRIMARY KEY, word text, HeMaOrder numeric );

create table PinYin_Number ( --_id INTEGER PRIMARY KEY, PinYin text, number numeric );

create table PinYin_HanZi ( --_id INTEGER PRIMARY KEY, PinYin text, HanZiString text );

create table HanZi_PinYin ( --_id INTEGER PRIMARY KEY, HanZi text, PinYin text, ShengDiao numeric );

ToDo list in short

1. Convienent function for user adding words and phrases;
2. Function for adding users favorite phrases collection;
3. Keyboard skin;
4. Convienent way to input emoji;
5. Test and make UI dimens changes for more Android devices;
6. Modify and publish this app to different Android platform.

HeInput related information:

http://www.hezi.net/He/UserGuide_Concise/en-us/Set/HeChinese_Guide_Concise.htm