Update README.md

README.md

@@ -2,15 +2,27 @@
 
 This is a template project for Android Studio that allows you to create an android webview application in minutes. You can use it to create a simple app for your website or as a starting point for your HTML5 based android app.
 
-### Getting started
+## Getting started
 
 1. [Install Android Studio](http://developer.android.com/sdk/index.html), make sure that the [Android SDK Tools](http://developer.android.com/sdk/index.html#Other) are properly installed and install the [appropriate packages](http://developer.android.com/sdk/installing/adding-packages.html) for the platforms you want to target.
 
 2. [Download](https://github.com/rony-freitas/webview/archive/master.zip) or clone this repository and import it into Android Studio.
 
-### Explaining the code
+## Explaining the code
 
-These are the basic settings of a good WEB APP with WebView
+These are the basic settings of a good WEB APP with WebView:
+
+### AndroidManifest
+
+* You must add the INTERNET permissions to your Android Manifest File
+
+	This must be a child of the <manifest> element.
+
+	```xml
+	<uses-permission android:name="android.permission.INTERNET" />
+	```
+
+### MainActivity
 
 * Getting WebView Settings (**line 49**)
 
@@ -29,3 +41,114 @@ These are the basic settings of a good WEB APP with WebView
 	```java
 	webSettings.setSupportZoom(false);
 	```
+
+* Settings to enable/disable cache in WebView (**line 58**)
+
+	```java
+	webView.setDrawingCacheEnabled(true);
+	```
+
+* Settings to disable text selection in WebView (**start in line 61**)
+
+	```java
+	webView.setOnLongClickListener(new View.OnLongClickListener() {
+        @Override
+        public boolean onLongClick(View v) {
+            return true;
+        }
+    });
+	```
+
+* Settings to enable Cookie in WebView (**start in line 69**)
+
+	```java
+	CookieManager cookieManager = CookieManager.getInstance();
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
+            CookieSyncManager.createInstance(this);
+        }
+    cookieManager.setAcceptCookie(true);
+	```
+
+* Set Up WebViewClient (**start in line 75**)
+
+	```java
+	webView.setWebViewClient(new WebViewClient() {
+        @Override
+        public boolean shouldOverrideUrlLoading(WebView view, String url) {
+            if (Uri.parse(url).getHost().equals("www.example.com")) {
+                // This is my web site, so do not override; let my WebView load the page
+                return false;
+            }
+            // Otherwise, the link is not for a page on my site, so launch another Activity that handles URLs
+            Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
+            startActivity(intent);
+            return true;
+        }
+
+        @Override
+        public void onPageStarted(WebView view, String url, Bitmap favicon) {
+            // Page Started
+            webView.setVisibility(View.INVISIBLE);
+            progressBar.setVisibility(View.VISIBLE);
+        }
+
+        @Override
+        public void onPageFinished(WebView view, String url) {
+            // Page Finished
+            progressBar.setVisibility(View.INVISIBLE);
+            webView.setVisibility(View.VISIBLE);
+        }
+
+        @Override
+        public void onReceivedError(WebView view, WebResourceRequest request, WebResourceError error) {
+            // In case of error
+        }
+    });
+	```
+
+* Load resource (**start in line 109**)
+
+	```java
+	// Use remote resource
+    webView.loadUrl("http://www.example.com");
+
+    // Use local resource
+    // webview.loadUrl("file:///android_asset/www/index.html");
+	```
+
+* Function for reload WebView (**start in line 116**)
+
+	```java
+	private void webViewReload() {
+        webView.reload();
+    }
+	```
+
+* Reload WebView on click item menu
+
+    ```java
+	@Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        int id = item.getItemId();
+
+        if (id == R.id.reload) {
+            webViewReload();
+            return true;
+        }
+
+        return super.onOptionsItemSelected(item);
+    }
+	```
+
+* Navigating web page history
+
+	```java
+	@Override
+    public void onBackPressed() {
+        if (webView.canGoBack()) {
+            webView.goBack();
+        } else {
+            super.onBackPressed();
+        }
+    }
+    ```