118 lines
3.4 KiB
Java
118 lines
3.4 KiB
Java
/*
|
|
* Copyright (C) 2006 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package android.text.style;
|
|
|
|
import android.annotation.NonNull;
|
|
import android.content.ActivityNotFoundException;
|
|
import android.content.Context;
|
|
import android.content.Intent;
|
|
import android.net.Uri;
|
|
import android.os.Parcel;
|
|
import android.provider.Browser;
|
|
import android.text.ParcelableSpan;
|
|
import android.text.TextUtils;
|
|
import android.util.Log;
|
|
import android.view.View;
|
|
|
|
/**
|
|
* Implementation of the {@link ClickableSpan} that allows setting a url string. When
|
|
* selecting and clicking on the text to which the span is attached, the <code>URLSpan</code>
|
|
* will try to open the url, by launching an an Activity with an {@link Intent#ACTION_VIEW} intent.
|
|
* <p>
|
|
* For example, a <code>URLSpan</code> can be used like this:
|
|
* <pre>
|
|
* SpannableString string = new SpannableString("Text with a url span");
|
|
* string.setSpan(new URLSpan("http://www.developer.android.com"), 12, 15, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
|
|
* </pre>
|
|
* <img src="{@docRoot}reference/android/images/text/style/urlspan.png" />
|
|
* <figcaption>Text with <code>URLSpan</code>.</figcaption>
|
|
*/
|
|
public class URLSpan extends ClickableSpan implements ParcelableSpan {
|
|
|
|
private final String mURL;
|
|
|
|
/**
|
|
* Constructs a {@link URLSpan} from a url string.
|
|
*
|
|
* @param url the url string
|
|
*/
|
|
public URLSpan(String url) {
|
|
mURL = url;
|
|
}
|
|
|
|
/**
|
|
* Constructs a {@link URLSpan} from a parcel.
|
|
*/
|
|
public URLSpan(@NonNull Parcel src) {
|
|
mURL = src.readString();
|
|
}
|
|
|
|
@Override
|
|
public int getSpanTypeId() {
|
|
return getSpanTypeIdInternal();
|
|
}
|
|
|
|
/** @hide */
|
|
@Override
|
|
public int getSpanTypeIdInternal() {
|
|
return TextUtils.URL_SPAN;
|
|
}
|
|
|
|
@Override
|
|
public int describeContents() {
|
|
return 0;
|
|
}
|
|
|
|
@Override
|
|
public void writeToParcel(@NonNull Parcel dest, int flags) {
|
|
writeToParcelInternal(dest, flags);
|
|
}
|
|
|
|
/** @hide */
|
|
@Override
|
|
public void writeToParcelInternal(@NonNull Parcel dest, int flags) {
|
|
dest.writeString(mURL);
|
|
}
|
|
|
|
/**
|
|
* Get the url string for this span.
|
|
*
|
|
* @return the url string.
|
|
*/
|
|
public String getURL() {
|
|
return mURL;
|
|
}
|
|
|
|
@Override
|
|
public void onClick(View widget) {
|
|
Uri uri = Uri.parse(getURL());
|
|
Context context = widget.getContext();
|
|
Intent intent = new Intent(Intent.ACTION_VIEW, uri);
|
|
intent.putExtra(Browser.EXTRA_APPLICATION_ID, context.getPackageName());
|
|
try {
|
|
context.startActivity(intent);
|
|
} catch (ActivityNotFoundException e) {
|
|
Log.w("URLSpan", "Activity was not found for intent, " + intent.toString());
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public String toString() {
|
|
return "URLSpan{" + "URL='" + getURL() + '\'' + '}';
|
|
}
|
|
}
|