Configurations
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Developers can develop wallet application using our web sdk. Install the dcent-web-connector
from npm repository.
Developer can access api through window.DcentWebConnector
object or DcentWebConnector
object.
Must have a D'CENT Biometric wallet
.
You can get it at D'CENT website :
You need to install the lastest D'CENT Bridge
.
D'CENT Bridge Download :
D'CENT Biometric will be connected with your PC or Labtop using USB Cable(Micro USB 5-pin type).
All API functions return a Promise
.
When function processing is completed, it is resolved. If an error occurs, it is rejected.
In either case, respond with a JSON object.
If D'CENT wallet isn't connected via USB, you'll get the following error:
When executing a function that requires user authentication, an error occurs if the user cancels the authentication. The following shows the user cancel error in the Ethereum signed Transaction.
If the bridge service popup window is closed while calling a function and waiting, the following error occurs:
DcentWebConnector
initializedcent-web-connector
provides functions for using D'CENT Biometric Wallet.
info()
returns :
When the function is called from your web application, if D'CENT Bridge Service is not running as a pop-up, dcent-web-connector
will automatically open a pop-up window and send a function request
All functions except setTimeOutMs function are called and then respond with JSON Object
as below when timeout occurs.
You can set the timeout time by calling setTimeOutMs ()
as shown below.
Sets the maximum time the function will run. Once set the timeout Time, it is valid until the value is set again. The default value is 60 seconds.
dcent-web-connector
will automatically open a pop-up window and send a function request. After each request to device is ended, it is recommended to close popup for enhancing user experience.
Set listener for device connection state. Before processing a functions request, dcent-web-connector
check the device connection state. If the state is changed, the device connection listener will be called.
All address path in the API should follow BIP44 rules.
DcentWebConnector.coinType
is defined in the source code below.
You can get an address or XPUB for a specific private key with the APIs below.
You can find the APIs to generate signature for Ethereum, EVM compatible network.
You can find the APIs to generate signature for Klaytn network.
You can find the APIs to generate signature for Bitcoin and Bitcoin compatible network.
You can find the APIs to generate signature for XRPL transactions.
You can find the APIs to generate signature for Hedera transactions.