JS Extensions

JSBridge is injected javascript code in MYKEY dapp browser enviroment by default, which support Scatter protocol, and web3js protocol.

In order to control the MYKEY application conveniently, MYKEY adds the following methods:

Method	Description
isMYKEY	Check whether the current wallet is MYKEY
closeWindow	Close App window and return to MYKEY
openFullScreen	Open full screen
closeFullScreen	Close full screen
forbidPhysicalBack	Disable physical back button(Android Only)
allowPhysicalBack	Allow physical back button(Android Only)
getAccountInfo	Get MYKEY Account Information
getClientConfig	Get client configuration
sendTransaction	Send transaction
sign	Apply MYKEY sign transactions
setTitle	Set application title
showLoading	Show loading animation
hiddenLoading	Hidden loading animation
encodeFunctionCall	serialize specified function call

Check whether the current wallet is MYKEY

window.ethereum.isMYKEY

Close App window

Close App window and return to MYKEY.

window.MyKey.Browser.closeWindow

Open full screen

Open full screen

window.MyKey.Browser.openFullScreen

Params

Param	Type	Description
isLandscape	boolean	true(Landscape) fasle

Close full screen

Close full screen.

window.MyKey.Browser.closeFullScreen

Disable physical back button

Disable physical back button, only for Android

window.MyKey.Browser.forbidPhysicalBack

Allow physical back button

Allow physical back button, only for Android

window.MyKey.Browser.allowPhysicalBack

Get MYKEY Account Information

Get MYKEY Account Information

window.MyKey.Browser.getAccountInfo

Params

Param	Type	Description
openChain	string	true|fasle true: open creating page if no chains for an account

Return

Return format: Promise
{
	"data": {
		"accountName": "",     //Nickname in MYKEY
		"chainInfoList": ["account": "", "chain": ""],
		"id": "",    //unique id in MYKEY
		"operationKeys": ["","",""],   //public keys of three operation keys
		"xpubOperationKeys": ["","",""]  //public keys of three operation keys in Xpub format
	},
	"errorCode": 0
}

Get client configuration

Get client configuration

window.MyKey.Browser.getClientConfig

Return

Return format: Promise
{
	"data": {
		"currency": "CNY",
		"locale": "zh-CN",
		"maxKycBindAccount": 1,
		"regioin": "CN",
		"userAgent": "",       //include field channel:MYKEY
		"recaptchaUserKey":""  //only use for MYKEY redpackage
	},
	"errorCode": 0
}

Send transaction

Send transaction

window.MyKey.Browser.sendTransaction(transaction) => Promise

Params

Param	Type	Description
transaction	string	Specify chain and actions

Return

Return format: Promise
result: {
	"errorCode": 0,
	"errorMsg": "",
	"data": {
		"transactionId": "",
		"signature": ""
	}
}

Example：

Buy ram on EOS.

window.MyKey.Browser.sendTransaction('{"actions":[{"account":"eosio","name":"buyram","data":{"payer":"","receiver":"","quant":"1.0000 EOS"}}],"chain":"EOS"},"extra":{"key":"value"}}')

New field extra will be effected from Android:2.5.0，IOS:2.5.0

Sign

Apply MYKEY sign transactions

window.MyKey.Browser.sign(message) => Promise

Params

Param	Type	Description
message	string	unsigned message

Return

Return format: Promise
result: {
	"errorCode": 0,
	"errorMsg": "",
	"data": {
		"signature": ""
	}
}

Get Transaction Progress

window.MyKey.Browser.getTransactionProgress

Params

Param	Type	Description
chain	string	EOS|ETH
transactionId	string
blockNum	int	blockNum, optional

Return

Return format: Promise
result: {
	"errorCode": 0,
	"errorMsg": "",
	"data": {
		"percent": ,   //[0 - 100]
		"blockNum":    //[blockNum]
	}
}

Effective from: Android:2.5.0，iOS:2.5.0

Set application title

Set application title

window.MyKey.Browser.setTitle(title)

Params

Param	Type	Description
title	string	application title

Show loading animation

Show loading animation

window.MyKey.Browser.showLoading

Hidden loading animation

hidden loading animation

window.MyKey.Browser.hiddenLoading

serialize specified function call

serialize specified function call

window.MyKey.Browser.encodeFunctionCall(abi, method, param) => Promise

Return

result:{"errorCode":0,"errorMsg":"","data":"[serialized data]"}

Params

Param	Type	Description
abi	string	abi for the function, type string, eg:"[{\"constant\":false,\"inputs\":[ {\"name\":\"_to\",\"type\":\"address\"},{\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false, \"stateMutability\":\"nonpayable\",\"type\":\"function\"}]"
method	string	method name, type string, eg:transfer。
param	string	params, eg:{_to:"0xc4ED1B3f31acadbE3c14B20fA766B6C4B1FAB208", _value:"20000000000000000000"}