JSWebView

All Implemented Interfaces:

com.horizonfintex.sdk.JSEvaluator
```
public final class JSWebView
 implements JSEvaluator
                    
```
Embedded WebView, it provides a set of javascript functions that supports to create, manipulate the Ethereum keystore. To use this WebView, it has to be added to the view hierarchy, call addToParent(ViewGroup) method to add it to the current view hierarchy.

Constructor Summary

Constructors
Constructor	Description
`JSWebView(Context context)`

Method Summary

Modifier and Type	Method	Description
`final Unit`	`addToParent(ViewGroup parent)`	add current webview into the ui hierarchy, need call this function before evaluating the javascript
`Unit`	`evaluateJS(String js, ValueCallback<String> callback)`	Call webView to evaluate javascript, and gives callback with result

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - JSWebView
```
JSWebView(Context context)
```
- Method Detail
  - addToParent
```
 final Unit addToParent(ViewGroup parent)
```
    add current webview into the ui hierarchy, need call this function before evaluating the javascript
    Parameters:
    
    parent -
    root container view in the hierarchy to hold the webView, any ViewGroup that can add more subviews is fine, the webView won't be visible to user
  - evaluateJS
```
 Unit evaluateJS(String js, ValueCallback<String> callback)
```
    Call webView to evaluate javascript, and gives callback with result
    Parameters:
    
    js -
    javascript that going to be evaluated
    
    callback -
    a StringValueCallback with the result from javascript evaluation, can be null if there is an error, or no return value from the javascript call