Merge "Relax auto-launch checks for GET_CONTENT." into mnc-dr-dev

core/java/android/provider/DocumentsContract.java

@@ -130,6 +130,9 @@ public final class DocumentsContract {
      */
     private static final int THUMBNAIL_BUFFER_SIZE = (int) (128 * KB_IN_BYTES);
 
+    /** {@hide} */
+    public static final String PACKAGE_DOCUMENTS_UI = "com.android.documentsui";
+
     /**
      * Constants related to a document, including {@link Cursor} column names
      * and flags.

core/java/com/android/internal/app/ChooserActivity.java

@@ -40,6 +40,7 @@ import android.os.RemoteException;
 import android.os.ResultReceiver;
 import android.os.UserHandle;
 import android.os.UserManager;
+import android.provider.DocumentsContract;
 import android.service.chooser.ChooserTarget;
 import android.service.chooser.ChooserTargetService;
 import android.service.chooser.IChooserTargetResult;
@@ -269,7 +270,20 @@ public class ChooserActivity extends ResolverActivity {
     }
 
     @Override
-    boolean shouldAutoLaunchSingleChoice() {
+    boolean shouldAutoLaunchSingleChoice(TargetInfo target) {
+        final Intent intent = target.getResolvedIntent();
+        final ResolveInfo resolve = target.getResolveInfo();
+
+        // When GET_CONTENT is handled by the DocumentsUI system component,
+        // we're okay automatically launching it, since it offers it's own
+        // intent disambiguation UI.
+        if (intent != null && Intent.ACTION_GET_CONTENT.equals(intent.getAction())
+                && resolve != null && resolve.priority > 0
+                && resolve.activityInfo != null && DocumentsContract.PACKAGE_DOCUMENTS_UI
+                        .equals(resolve.activityInfo.packageName)) {
+            return true;
+        }
+
         return false;
     }
 

core/java/com/android/internal/app/ResolverActivity.java

@@ -796,7 +796,7 @@ public class ResolverActivity extends Activity {
         return false;
     }
 
-    boolean shouldAutoLaunchSingleChoice() {
+    boolean shouldAutoLaunchSingleChoice(TargetInfo target) {
         return true;
     }
 
@@ -837,18 +837,21 @@ public class ResolverActivity extends Activity {
         mAlwaysUseOption = alwaysUseOption;
 
         int count = mAdapter.getUnfilteredCount();
-        if ((!shouldAutoLaunchSingleChoice() && count > 0)
-                || count > 1
-                || (count == 1 && mAdapter.getOtherProfile() != null)) {
+        if (count == 1 && mAdapter.getOtherProfile() == null) {
+            // Only one target, so we're a candidate to auto-launch!
+            final TargetInfo target = mAdapter.targetInfoForPosition(0, false);
+            if (shouldAutoLaunchSingleChoice(target)) {
+                safelyStartActivity(target);
+                mPackageMonitor.unregister();
+                mRegistered = false;
+                finish();
+                return true;
+            }
+        }
+        if (count > 0) {
             setContentView(layoutId);
             mAdapterView = (AbsListView) findViewById(R.id.resolver_list);
             onPrepareAdapterView(mAdapterView, mAdapter, alwaysUseOption);
-        } else if (count == 1) {
-            safelyStartActivity(mAdapter.targetInfoForPosition(0, false));
-            mPackageMonitor.unregister();
-            mRegistered = false;
-            finish();
-            return true;
         } else {
             setContentView(R.layout.resolver_list);