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Call java method in a html page executing the java method in a custom webview
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| <!DOCTYPE html> | |
| <html> | |
| <body onload="checkInterface()"> | |
| <p id="demo"></p> | |
| <script> | |
| function checkInterface() { | |
| var places = Mobile.loadItems() ; | |
| var jsonPlaces = JSON.parse(places); | |
| Mobile.show(places); | |
| } | |
| </script> | |
| </body> | |
| </html> |
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| public class LoadItems { | |
| private final List<PresentationPlace> items; | |
| public LoadItems(List<PresentationPlace> items) { | |
| this.items = items; | |
| } | |
| @JavascriptInterface | |
| public String loadItems() { | |
| return new Gson().toJson(items); | |
| } | |
| @JavascriptInterface | |
| public void show(String toast) { | |
| return Toast.make(context, toast, Toast.LENGTH_LONG).show(); | |
| } | |
| } |
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| @Bind(R.id.webView) WebView webView; | |
| webView.getSettings().setJavaScriptEnabled(true); | |
| webView.getSettings().setJavaScriptCanOpenWindowsAutomatically(true); | |
| webView.getSettings().setAllowFileAccessFromFileURLs(true); | |
| webView.getSettings().setAllowUniversalAccessFromFileURLs(true); | |
| //To request the geolocation in the webview | |
| webView.getSettings().setGeolocationDatabasePath(getContext().getFilesDir().getPath()); | |
| webView.setWebChromeClient(new WebChromeClient() { | |
| public void onGeolocationPermissionsShowPrompt(String origin, GeolocationPermissions.Callback callback) { | |
| callback.invoke(origin, true, false); | |
| } | |
| }); | |
| //The class LoadItems is called 'Mobile' in the javascript code | |
| webView.addJavascriptInterface(new LoadItems(places), "Mobile"); | |
| webView.loadUrl("file:///android_asset/esri/arcGisMap.html"); | |
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