Android webview obtains Geolocation and webviewgeolocation

Android webview obtains Geolocation and webviewgeolocation

<Uses-permission android: name = "android. permission. INTERNET"/>

<Uses-permission android: name = "android. permission. ACCESS_FINE_LOCATION"/>
<Uses-permission android: name = "android. permission. ACCESS_COARSE_LOCATION"/>

Private WebViewwebView = null;

Private WebSettingswebSettings = null;

Private void initWeb (){

WebView = (WebView) this. findViewById (R. id. webView_load );

WebView. GetSettings (). setJavaScriptEnabled (True);

LoadURL (urlStr );

SetClient ();

WebSettings = webView. getSettings (); // sets the default attribute on the webpage.

WebView. setInitialScale (39); // adapts to the portrait Screen

WebView. setScrollBarStyle (View. SCROLLBARS_INSIDE_OVERLAY); // remove the scroll bars at the bottom and on the right.

// WebSettings. setRenderPriority (RenderPriority. HIGH); // improves the rendering priority.

WebSettings. SetJavaScriptEnabled (True); // Sets whether interaction is allowed.Javascript

WebSettings. setAllowFileAccess (true); // enable or disable WebView from accessing File data

WebSettings. setLayoutAlgorithm (LayoutAlgorithm. SINGLE_COLUMN); // you can specify the display mode.

WebSettings. setdefazoom zoom (ZoomDensity.MEDIUM); // Adapt to the screen

// WebView. getSettings (). setUseWideViewPort (true); // whether to scale proportionally

WebView. getSettings (). setLoadWithOverviewMode (true); // zoom to the screen size

// WebView. getSettings (). setUseWideViewPort (true); // whether to scale proportionally

WebSettings. setBuiltInZoomControls (false); // you can specify whether scaling is supported.

// WebSettings. setsuppzoom zoom (false); // sets whether Zoom is supported. You can only double-click zoom.

WebSettings. setNeedInitialFocus (false); // you can specify whether a file can be accessed.

// WebSettings. setBlockNetworkImage (true); // load the image to the end and load the rendering

// WebSettings. setCacheMode (WebSettings. LOAD_CACHE_ELSE_NETWORK );//

// Set the cache Mode

WebSettings. setCacheMode (webSettings. LOAD_NO_CACHE); // No cache is used.

WebView. addJavascriptInterface (new Scan2 (), "mMap"); // The name here is the alias of window. fxl. testFunction () on the page.

WebView. addJavascriptInterface (new Scan2 (), "phone"); // The name here is the alias of window. fxl. testFunction () on the page.

// Key setGeolocationEnabled

WebView. GetSettings (). setGeolocationEnabled (true );

}

Private void setClient (){

WebView. setWebChromeClient (new WebChromeClient (){

@ Override

Publicvoid onGeolocationPermissionsShowPrompt (String origin,

Android. webkit. GeolocationPermissions. Callback callback ){

Callback. invoke (origin, true, false );

Super. onGeolocationPermissionsShowPrompt (origin, callback );

}

}