| /* |
| * 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", "Actvity was not found for intent, " + intent.toString()); |
| } |
| } |
| } |