Created
July 1, 2020 18:25
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Dart to JS and JS to Dart
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import 'javascript_util.dart'; | |
void callJavascriptFunction(){ | |
//callJavascriptFunctions("javascriptMethodName", ["arguments"]); example | |
callJavascriptFunctions("functionName", ["argument1","argument2","argument3"]); | |
} | |
void callJavascriptFunctionAndFetchData(){ | |
//fetchJavaScriptData("javascriptMethodName", callbackFunction(){},["arguments"]); example | |
fetchJavaScriptData("functionName", (resultFromJavascript){ | |
//passItBack to the required provider or UI | |
},["argument1","argument2","argument3"]); | |
} |
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<!DOCTYPE html> | |
<html> | |
<head> | |
..... | |
<link rel="manifest" href="manifest.json"> | |
<script src="project.js" defer></script> | |
</head> | |
<body> | |
..... | |
</body> | |
</html> |
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import 'dart:js' as js; | |
dynamic callJavascriptFunctions({String methodName, List<dynamic> arguments}){ | |
return js.context.callMethod( | |
methodName, | |
arguments, | |
); | |
} | |
void fetchJavaScriptData({String methodName, Function callback, List<dynamic> arguments}){ | |
js.context["callbackFunction"] = js.allowInterop(callback); | |
js.context.callMethod( | |
methodName, | |
arguments, | |
); | |
} |
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function functionName(...arguments){ | |
// ... fetch some data or your process | |
callbackFunction(return_data_object); | |
} |
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