Add Chooser custom actions

Add Chooser custom action support under a compile-time flag.

Bug: 262278109
Test: manual testing of the basic functionality
Test: manual custom actions testing with a test app
Test: atest IntentResolverUnitTests (with the both flag values)

Change-Id: Ib6f6b46aa4f693a544e0e52a6d1a3e63ba57b162

3 files changed, 91 insertions, 6 deletions

diff --git a/java/src/com/android/intentresolver/ChooserActivity.java b/java/src/com/android/intentresolver/ChooserActivity.java
index ceab62b2..55904fc1 100644
--- a/java/src/com/android/intentresolver/ChooserActivity.java
+++ b/java/src/com/android/intentresolver/ChooserActivity.java
@@ -32,6 +32,7 @@ import android.annotation.Nullable;
 import android.app.Activity;
 import android.app.ActivityManager;
 import android.app.ActivityOptions;
+import android.app.PendingIntent;
 import android.app.prediction.AppPredictor;
 import android.app.prediction.AppTarget;
 import android.app.prediction.AppTargetEvent;
@@ -70,6 +71,7 @@ import android.os.UserManager;
 import android.os.storage.StorageManager;
 import android.provider.DeviceConfig;
 import android.provider.Settings;
+import android.service.chooser.ChooserAction;
 import android.service.chooser.ChooserTarget;
 import android.text.TextUtils;
 import android.util.Log;
@@ -112,6 +114,8 @@ import com.android.internal.content.PackageMonitor;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.internal.util.FrameworkStatsLog;
 
+import com.google.common.collect.ImmutableList;
+
 import java.io.File;
 import java.io.IOException;
 import java.lang.annotation.Retention;
@@ -158,6 +162,7 @@ public class ChooserActivity extends ResolverActivity implements
     private static final String CHIP_ICON_METADATA_KEY = "android.service.chooser.chip_icon";
 
     private static final boolean DEBUG = true;
+    static final boolean ENABLE_CUSTOM_ACTIONS = false;
 
     public static final String LAUNCH_LOCATION_DIRECT_SHARE = "direct_share";
     private static final String SHORTCUT_TARGET = "shortcut_target";
@@ -265,7 +270,7 @@ public class ChooserActivity extends ResolverActivity implements
 
         try {
             mChooserRequest = new ChooserRequestParameters(
-                    getIntent(), getReferrer(), getNearbySharingComponent());
+                    getIntent(), getReferrer(), getNearbySharingComponent(), ENABLE_CUSTOM_ACTIONS);
         } catch (IllegalArgumentException e) {
             Log.e(TAG, "Caller provided invalid Chooser request parameters", e);
             finish();
@@ -732,6 +737,20 @@ public class ChooserActivity extends ResolverActivity implements
                     public ActionRow.Action createNearbyButton() {
                         return ChooserActivity.this.createNearbyAction(targetIntent);
                     }
+
+                    @Override
+                    public List<ActionRow.Action> createCustomActions() {
+                        ImmutableList<ChooserAction> customActions =
+                                mChooserRequest.getChooserActions();
+                        List<ActionRow.Action> actions = new ArrayList<>(customActions.size());
+                        for (ChooserAction customAction : customActions) {
+                            ActionRow.Action action = createCustomAction(customAction);
+                            if (action != null) {
+                                actions.add(action);
+                            }
+                        }
+                        return actions;
+                    }
                 };
 
         ViewGroup layout = ChooserContentPreviewUi.displayContentPreview(
@@ -740,7 +759,9 @@ public class ChooserActivity extends ResolverActivity implements
                 getResources(),
                 getLayoutInflater(),
                 actionFactory,
-                R.layout.chooser_action_row,
+                ENABLE_CUSTOM_ACTIONS
+                        ? R.layout.scrollable_chooser_action_row
+                        : R.layout.chooser_action_row,
                 parent,
                 previewCoordinator,
                 mEnterTransitionAnimationDelegate::markImagePreviewReady,
@@ -928,6 +949,28 @@ public class ChooserActivity extends ResolverActivity implements
     }
 
     @Nullable
+    private ActionRow.Action createCustomAction(ChooserAction action) {
+        Drawable icon = action.getIcon().loadDrawable(this);
+        if (icon == null && TextUtils.isEmpty(action.getLabel())) {
+            return null;
+        }
+        return new ActionRow.Action(
+                action.getLabel(),
+                icon,
+                () -> {
+                    try {
+                        action.getAction().send();
+                    } catch (PendingIntent.CanceledException e) {
+                        Log.d(TAG, "Custom action, " + action.getLabel() + ", has been cancelled");
+                    }
+                    // TODO: add reporting
+                    setResult(RESULT_OK);
+                    finish();
+                }
+        );
+    }
+
+    @Nullable
     private View getFirstVisibleImgPreviewView() {
         View firstImage = findViewById(com.android.internal.R.id.content_preview_image_1_large);
         return firstImage != null && firstImage.isVisibleToUser() ? firstImage : null;
diff --git a/java/src/com/android/intentresolver/ChooserContentPreviewUi.java b/java/src/com/android/intentresolver/ChooserContentPreviewUi.java
index ff88e5e1..daded28b 100644
--- a/java/src/com/android/intentresolver/ChooserContentPreviewUi.java
+++ b/java/src/com/android/intentresolver/ChooserContentPreviewUi.java
@@ -102,6 +102,9 @@ public final class ChooserContentPreviewUi {
         /** Create an "Share to Nearby" action. */
         @Nullable
         ActionRow.Action createNearbyButton();
+
+        /** Create custom actions */
+        List<ActionRow.Action> createCustomActions();
     }
 
     /**
@@ -187,12 +190,15 @@ public final class ChooserContentPreviewUi {
             ImageMimeTypeClassifier imageClassifier) {
         ViewGroup layout = null;
 
+        List<ActionRow.Action> customActions = actionFactory.createCustomActions();
         switch (previewType) {
             case CONTENT_PREVIEW_TEXT:
                 layout = displayTextContentPreview(
                         targetIntent,
                         layoutInflater,
-                        createTextPreviewActions(actionFactory),
+                        createActions(
+                                createTextPreviewActions(actionFactory),
+                                customActions),
                         parent,
                         previewCoord,
                         actionRowLayout);
@@ -201,7 +207,9 @@ public final class ChooserContentPreviewUi {
                 layout = displayImageContentPreview(
                         targetIntent,
                         layoutInflater,
-                        createImagePreviewActions(actionFactory),
+                        createActions(
+                                createImagePreviewActions(actionFactory),
+                                customActions),
                         parent,
                         previewCoord,
                         onTransitionTargetReady,
@@ -214,7 +222,9 @@ public final class ChooserContentPreviewUi {
                         targetIntent,
                         resources,
                         layoutInflater,
-                        createFilePreviewActions(actionFactory),
+                        createActions(
+                                createFilePreviewActions(actionFactory),
+                                customActions),
                         parent,
                         previewCoord,
                         contentResolver,
@@ -227,6 +237,17 @@ public final class ChooserContentPreviewUi {
         return layout;
     }
 
+    private static List<ActionRow.Action> createActions(
+            List<ActionRow.Action> systemActions, List<ActionRow.Action> customActions) {
+        ArrayList<ActionRow.Action> actions =
+                new ArrayList<>(systemActions.size() + customActions.size());
+        actions.addAll(systemActions);
+        if (ChooserActivity.ENABLE_CUSTOM_ACTIONS) {
+            actions.addAll(customActions);
+        }
+        return actions;
+    }
+
     private static Cursor queryResolver(ContentResolver resolver, Uri uri) {
         return resolver.query(uri, null, null, null, null);
     }
diff --git a/java/src/com/android/intentresolver/ChooserRequestParameters.java b/java/src/com/android/intentresolver/ChooserRequestParameters.java
index 81481bf1..a7e543a5 100644
--- a/java/src/com/android/intentresolver/ChooserRequestParameters.java
+++ b/java/src/com/android/intentresolver/ChooserRequestParameters.java
@@ -26,6 +26,7 @@ import android.net.Uri;
 import android.os.Bundle;
 import android.os.Parcelable;
 import android.os.PatternMatcher;
+import android.service.chooser.ChooserAction;
 import android.service.chooser.ChooserTarget;
 import android.text.TextUtils;
 import android.util.Log;
@@ -70,6 +71,7 @@ public class ChooserRequestParameters {
     private final Intent mReferrerFillInIntent;
     private final ImmutableList<ComponentName> mFilteredComponentNames;
     private final ImmutableList<ChooserTarget> mCallerChooserTargets;
+    private final ImmutableList<ChooserAction> mChooserActions;
     private final boolean mRetainInOnStop;
 
     @Nullable
@@ -96,7 +98,8 @@ public class ChooserRequestParameters {
     public ChooserRequestParameters(
             final Intent clientIntent,
             final Uri referrer,
-            @Nullable final ComponentName nearbySharingComponent) {
+            @Nullable final ComponentName nearbySharingComponent,
+            boolean extractCustomActions) {
         final Intent requestedTarget = parseTargetIntentExtra(
                 clientIntent.getParcelableExtra(Intent.EXTRA_INTENT));
         mTarget = intentWithModifiedLaunchFlags(requestedTarget);
@@ -130,6 +133,10 @@ public class ChooserRequestParameters {
         mSharedText = mTarget.getStringExtra(Intent.EXTRA_TEXT);
 
         mTargetIntentFilter = getTargetIntentFilter(mTarget);
+
+        mChooserActions = extractCustomActions
+                ? getChooserActions(clientIntent)
+                : ImmutableList.of();
     }
 
     public Intent getTargetIntent() {
@@ -171,6 +178,10 @@ public class ChooserRequestParameters {
         return mCallerChooserTargets;
     }
 
+    public ImmutableList<ChooserAction> getChooserActions() {
+        return mChooserActions;
+    }
+
     /**
      * Whether the {@link ChooserActivity.EXTRA_PRIVATE_RETAIN_IN_ON_STOP} behavior was requested.
      */
@@ -300,6 +311,16 @@ public class ChooserRequestParameters {
                 .collect(toImmutableList());
     }
 
+    private static ImmutableList<ChooserAction> getChooserActions(Intent intent) {
+        return streamParcelableArrayExtra(
+                intent,
+                Intent.EXTRA_CHOOSER_CUSTOM_ACTIONS,
+                ChooserAction.class,
+                true,
+                true)
+            .collect(toImmutableList());
+    }
+
     private static <T> Collector<T, ?, ImmutableList<T>> toImmutableList() {
         return Collectors.collectingAndThen(Collectors.toList(), ImmutableList::copyOf);
     }