Created
May 24, 2017 06:14
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Fixed android autolink is too aggressive
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import android.content.Context; | |
import android.content.Intent; | |
import android.net.Uri; | |
import android.support.annotation.Nullable; | |
import android.support.v7.widget.AppCompatTextView; | |
import android.text.SpannableString; | |
import android.text.method.LinkMovementMethod; | |
import android.text.style.ClickableSpan; | |
import android.util.AttributeSet; | |
import android.view.View; | |
import java.util.regex.Matcher; | |
import java.util.regex.Pattern; | |
public class AutoLinkTextView extends AppCompatTextView { | |
private static final Pattern URL_PATTERN = | |
Pattern.compile("(http://|https://){1}[\\w\\.\\-/:\\#\\?\\=\\&\\;\\%\\~\\+]+", Pattern.CASE_INSENSITIVE); | |
public AutoLinkTextView(Context context) { | |
super(context); | |
} | |
public AutoLinkTextView(Context context, @Nullable AttributeSet attrs) { | |
super(context, attrs); | |
} | |
public AutoLinkTextView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) { | |
super(context, attrs, defStyleAttr); | |
} | |
/** | |
* Sets the text to be displayed.<br> | |
* | |
* Workaround: below issue. | |
* ref:https://stackoverflow.com/questions/30528825/android-autolink-is-too-aggressive<br> | |
* @param text | |
*/ | |
public void setTextWithUrl(CharSequence text) { | |
int i=0; | |
SpannableString spannableString = new SpannableString(text); | |
Matcher urlMatcher = URL_PATTERN.matcher(text); | |
while(urlMatcher.find()) { | |
String url = urlMatcher.group(i); | |
int start = urlMatcher.start(i); | |
int end = urlMatcher.end(i++); | |
spannableString.setSpan(new GoToURLSpan(url), start, end, 0); | |
} | |
setMovementMethod(new LinkMovementMethod()); | |
setText(spannableString); | |
} | |
private static class GoToURLSpan extends ClickableSpan { | |
String url; | |
private GoToURLSpan(String url){ | |
this.url = url; | |
} | |
public void onClick(View view) { | |
Uri webPage = Uri.parse(url); | |
Intent intent = new Intent(Intent.ACTION_VIEW, webPage); | |
view.getContext().startActivity(intent); | |
} | |
} | |
} |
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