Use an explicit intent for "Quick View"... (edc65bb4) · Commits · e / os / android_packages_apps_DocumentsUI

src/com/android/documentsui/StandaloneActivity.java

+42 −13

Original line number	Diff line number	Diff line
		@@ -20,10 +20,12 @@ import static com.android.documentsui.DirectoryFragment.ANIM_DOWN;
		import static com.android.documentsui.DirectoryFragment.ANIM_NONE;
		import static com.android.documentsui.DirectoryFragment.ANIM_UP;

		import android.annotation.Nullable;
		import android.app.Activity;
		import android.app.FragmentManager;
		import android.content.ActivityNotFoundException;
		import android.content.ClipData;
		import android.content.ComponentName;
		import android.content.ContentResolver;
		import android.content.ContentValues;
		import android.content.Context;
		@@ -57,6 +59,7 @@ import java.util.List;
		* Standalone file management activity.
		*/
		public class StandaloneActivity extends BaseActivity {

		public static final String TAG = "StandaloneFileManagement";

		private Toolbar mToolbar;
		@@ -283,21 +286,47 @@ public class StandaloneActivity extends BaseActivity {
		@Override
		public void onDocumentPicked(DocumentInfo doc) {
		if (doc.isDirectory()) {
		openFolder(doc);
		} else {
		openDocument(doc);
		}
		}

		private void openFolder(DocumentInfo doc) {
		mState.stack.push(doc);
		mState.stackTouched = true;
		onCurrentDirectoryChanged(ANIM_DOWN);
		} else {
		// Fall back to viewing
		final Intent view = new Intent(Intent.ACTION_VIEW);
		view.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
		view.setData(doc.derivedUri);
		}

		/**
		* Launches an intent to view the specified document.
		*/
		private void openDocument(DocumentInfo doc) {
		Intent intent = getQuickViewIntent(doc);
		if (intent == null) {
		intent = new Intent(Intent.ACTION_VIEW);
		intent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
		intent.setData(doc.derivedUri);
		}

		try {
		startActivity(view);
		startActivity(intent);
		} catch (ActivityNotFoundException ex2) {
		Toast.makeText(this, R.string.toast_no_application, Toast.LENGTH_SHORT).show();
		}
		}

		private @Nullable Intent getQuickViewIntent(DocumentInfo doc) {
		Intent intent = new Intent(Intent.ACTION_QUICK_VIEW);
		intent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
		intent.setData(doc.derivedUri);

		ComponentName handler = intent.resolveActivity(getPackageManager());
		if (handler != null) {
		return intent;
		}

		return null;
		}

		@Override