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path: root/core/java/android/app/AssistContent.java
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/*
 * Copyright (C) 2015 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.app;

import android.content.ClipData;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.Parcel;
import android.os.Parcelable;

/**
 * Holds information about the content an application is viewing, to hand to an
 * assistant at the user's request.  This is filled in by
 * {@link android.app.Activity#onProvideAssistContent Activity.onProvideAssistContent}.
 * @deprecated use {@link android.app.assist.AssistContent}.
 */
@Deprecated
public class AssistContent {
    private boolean mIsAppProvidedIntent = false;
    private Intent mIntent;
    private ClipData mClipData;
    private Uri mUri;

    /**
     * @hide
     * Key name this data structure is stored in the Bundle generated by
     * {@link android.app.Activity#onProvideAssistData}.
     */
    public static final String ASSIST_KEY = "android:assist_content";

    /**
     * @hide
     * Retrieve the framework-generated AssistContent that is stored within
     * the Bundle filled in by {@link android.app.Activity#onProvideAssistContent}.
     */
    public static android.app.assist.AssistContent getAssistContent(Bundle assistBundle) {
        return assistBundle.getParcelable(ASSIST_KEY);
    }

    public AssistContent() {
    }

    /**
     * @hide
     * Called by {@link android.app.ActivityThread} to set the default Intent based on
     * {@link android.app.Activity#getIntent Activity.getIntent}.
     *
     * <p>Automatically populates {@link #mUri} if that Intent is an {@link Intent#ACTION_VIEW}
     * of a web (http or https scheme) URI.</p>
     */
    public void setDefaultIntent(Intent intent) {
        mIntent = intent;
        setWebUri(null);
        if (intent != null && Intent.ACTION_VIEW.equals(intent.getAction())) {
            Uri uri = intent.getData();
            if (uri != null) {
                if ("http".equals(uri.getScheme()) || "https".equals(uri.getScheme())) {
                    setWebUri(uri);
                }
            }
        }
    }

    /**
     * Sets the Intent associated with the content, describing the current top-level context of
     * the activity.  If this contains a reference to a piece of data related to the activity,
     * be sure to set {@link Intent#FLAG_GRANT_READ_URI_PERMISSION} so the accessibility
     * service can access it.
     */
    public void setIntent(Intent intent) {
        mIsAppProvidedIntent = true;
        mIntent = intent;
    }

    /**
     * Returns the current {@link #setIntent} if one is set, else the default Intent obtained from
     * {@link android.app.Activity#getIntent Activity.getIntent}. Can be modified in-place.
     * @hide
     */
    public Intent getIntent() {
        return mIntent;
    }

    /**
     * Returns whether or not the current Intent was explicitly provided in
     * {@link android.app.Activity#onProvideAssistContent Activity.onProvideAssistContent}. If not,
     * the Intent was automatically set based on
     * {@link android.app.Activity#getIntent Activity.getIntent}.
     */
    public boolean isAppProvidedIntent() {
        return mIsAppProvidedIntent;
    }

    /**
     * Optional additional content items that are involved with
     * the current UI.  Access to this content will be granted to the assistant as if you
     * are sending it through an Intent with {@link Intent#FLAG_GRANT_READ_URI_PERMISSION}.
     */
    public void setClipData(ClipData clip) {
        mClipData = clip;
    }

    /**
     * Return the current {@link #setClipData}, which you can modify in-place.
     */
    public ClipData getClipData() {
        return mClipData;
    }

    /**
     * Set a web URI associated with the current data being shown to the user.
     * This URI could be opened in a web browser, or in the app as an
     * {@link Intent#ACTION_VIEW} Intent, to show the same data that is currently
     * being displayed by it.  The URI here should be something that is transportable
     * off the device into other environments to acesss the same data as is currently
     * being shown in the app; if the app does not have such a representation, it should
     * leave the null and only report the local intent and clip data.
     */
    public void setWebUri(Uri uri) {
        mUri = uri;
    }

    /**
     * Return the content's web URI as per {@link #setWebUri(android.net.Uri)}, or null if
     * there is none.
     */
    public Uri getWebUri() {
        return mUri;
    }

    /** @hide */
    public AssistContent(Parcel in) {
        if (in.readInt() != 0) {
            mIntent = Intent.CREATOR.createFromParcel(in);
        }
        if (in.readInt() != 0) {
            mClipData = ClipData.CREATOR.createFromParcel(in);
        }
        if (in.readInt() != 0) {
            mUri = Uri.CREATOR.createFromParcel(in);
        }
        mIsAppProvidedIntent = in.readInt() == 1;
    }

    /** @hide */
    public void writeToParcelInternal(Parcel dest, int flags) {
        if (mIntent != null) {
            dest.writeInt(1);
            mIntent.writeToParcel(dest, flags);
        } else {
            dest.writeInt(0);
        }
        if (mClipData != null) {
            dest.writeInt(1);
            mClipData.writeToParcel(dest, flags);
        } else {
            dest.writeInt(0);
        }
        if (mUri != null) {
            dest.writeInt(1);
            mUri.writeToParcel(dest, flags);
        } else {
            dest.writeInt(0);
        }
        dest.writeInt(mIsAppProvidedIntent ? 1 : 0);
    }
}