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11.1 Android with HTML
This document discusses how to create hyperlinks from text, images, and other views in an Android app using HTML and intents. It provides code examples for creating a simple text link, custom text link, and link on an image. It also shows how to generate and display an HTML page with a link in a WebView widget.
11.1 Android with HTML
- 1. 11.1. With HTML OumSaokosal Master of Engineering in Information Systems, South Korea 855-12-252-752 oum_saokosal@yahoo.com
- 2. Hyperlink from AndroidApp • Like in HTML, you can create a hyperlink from normal text, picture, and other views as well. • Simple Text Link: <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:autoLink="web" android:text="www.facebook.com"/>
- 3. • Custom TextLink: <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:onClick="gotoWeb" android:clickable="true" android:text="Click Here"/> in Java: public void gotoWeb(View v){ Intent intent = new Intent(Intent.ACTION_VIEW); intent.setData(Uri.parse("http://www.google.com")); startActivity(intent); }
- 4. • Link onImage: <ImageView android:id="@+id/imageView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:src="@drawable/bird" android:onClick="gotoWeb"/> in Java: public void gotoWeb(View v){ Intent intent = new Intent(Intent.ACTION_VIEW); intent.setData(Uri.parse("http://www.google.com")); startActivity(intent); }
- 6. Generate HTML page 1.In main.xml: <WebView android:id="@+id/webView1" android:layout_width="match_parent" android:layout_height="150dp" /> 2. In java: StringBuffer page = new StringBuffer(); page.append("<html><body> Welcome to My"); page.append("<a href='http://kohsantepheapdaily.com.kh'>"); page.append("Koh News</a></body></html>"); WebView browser = (WebView) findViewById(R.id.webView1); browser.loadDataWithBaseURL(null, page.toString(), "text/html", "UTF-8", null);
- 7. //Complete code //please doimport yourself public class WithHTML extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); StringBuffer page = new StringBuffer(); page.append("<html><body>" + "Welcome to My <a href='http://kohsantepheapdaily.com.kh'>" + "Koh News</a></body></html>"); WebView browser = (WebView) findViewById(R.id.webView1); browser.loadDataWithBaseURL(null, page.toString(), "text/html", "UTF-8", null); } public void gotoWeb(View v){ Intent intent = new Intent(Intent.ACTION_VIEW); intent.setData(Uri.parse("http://www.google.com")); startActivity(intent); } }
- 8. <?xml version="1.0" encoding="utf-8"?> <LinearLayoutxmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="fill_parent" android:orientation="vertical" android:padding="10dip"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:onClick="gotoWeb" android:clickable="true" android:text="Click Here" /> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:autoLink="web" android:text="www.facebook.com" /> <ImageView android:layout_width="wrap_content" android:layout_height="wrap_content" android:src="@drawable/bird" android:onClick="gotoWeb" /> <WebView android:id="@+id/webView1" android:layout_width="match_parent" android:layout_height="150dp" /> </LinearLayout>