am 118cb035: Merge "Filter roots based on incoming request." into klp-dev (f56ae2b9) · Commits · e / os / android_frameworks_base

packages/DocumentsUI/src/com/android/documentsui/DirectoryFragment.java

+3 −1

Original line number	Diff line number	Diff line
		@@ -191,7 +191,9 @@ public class DirectoryFragment extends Fragment {
		authority, docId, query);
		return new DirectoryLoader(context, rootId, contentsUri, state.sortOrder);
		case TYPE_RECENT_OPEN:
		return new RecentLoader(context);
		final RootsCache roots = DocumentsApplication.getRootsCache(context);
		final List<RootInfo> matchingRoots = roots.getMatchingRoots(state);
		return new RecentLoader(context, matchingRoots);
		default:
		throw new IllegalStateException("Unknown type " + mType);

packages/DocumentsUI/src/com/android/documentsui/DocumentsActivity.java

+4 −0

Original line number	Diff line number	Diff line
		@@ -161,6 +161,7 @@ public class DocumentsActivity extends Activity {
		}

		mState.localOnly = intent.getBooleanExtra(Intent.EXTRA_LOCAL_ONLY, false);
		mState.showAdvanced = SettingsActivity.getDisplayAdvancedDevices(this);

		if (mState.action == ACTION_MANAGE) {
		mState.sortOrder = SORT_ORDER_LAST_MODIFIED;
		@@ -701,6 +702,7 @@ public class DocumentsActivity extends Activity {
		public boolean allowMultiple = false;
		public boolean showSize = false;
		public boolean localOnly = false;
		public boolean showAdvanced = false;

		/** Current user navigation stack; empty implies recents. */
		public DocumentStack stack = new DocumentStack();
		@@ -733,6 +735,7 @@ public class DocumentsActivity extends Activity {
		out.writeInt(allowMultiple ? 1 : 0);
		out.writeInt(showSize ? 1 : 0);
		out.writeInt(localOnly ? 1 : 0);
		out.writeInt(showAdvanced ? 1 : 0);
		DurableUtils.writeToParcel(out, stack);
		out.writeString(currentSearch);
		}
		@@ -748,6 +751,7 @@ public class DocumentsActivity extends Activity {
		state.allowMultiple = in.readInt() != 0;
		state.showSize = in.readInt() != 0;
		state.localOnly = in.readInt() != 0;
		state.showAdvanced = in.readInt() != 0;
		DurableUtils.readFromParcel(in, state.stack);
		state.currentSearch = in.readString();
		return state;

packages/DocumentsUI/src/com/android/documentsui/RecentLoader.java

+5 −3

Original line number	Diff line number	Diff line
		@@ -78,6 +78,8 @@ public class RecentLoader extends AsyncTaskLoader<DirectoryResult> {
		return executor;
		}

		private final List<RootInfo> mRoots;

		private final HashMap<RootInfo, RecentTask> mTasks = Maps.newHashMap();

		private final int mSortOrder = State.SORT_ORDER_LAST_MODIFIED;
		@@ -133,8 +135,9 @@ public class RecentLoader extends AsyncTaskLoader<DirectoryResult> {
		}
		}

		public RecentLoader(Context context) {
		public RecentLoader(Context context, List<RootInfo> roots) {
		super(context);
		mRoots = roots;
		}

		@Override
		@@ -143,8 +146,7 @@ public class RecentLoader extends AsyncTaskLoader<DirectoryResult> {
		// First time through we kick off all the recent tasks, and wait
		// around to see if everyone finishes quickly.

		final RootsCache roots = DocumentsApplication.getRootsCache(getContext());
		for (RootInfo root : roots.getRoots()) {
		for (RootInfo root : mRoots) {
		if ((root.flags & Root.FLAG_SUPPORTS_RECENTS) != 0) {
		final RecentTask task = new RecentTask(root.authority, root.rootId);
		mTasks.put(root, task);

packages/DocumentsUI/src/com/android/documentsui/RootsCache.java

+57 −0

Original line number	Diff line number	Diff line
		@@ -33,6 +33,7 @@ import android.provider.DocumentsContract.Document;
		import android.provider.DocumentsContract.Root;
		import android.util.Log;

		import com.android.documentsui.DocumentsActivity.State;
		import com.android.documentsui.model.RootInfo;
		import com.android.internal.annotations.GuardedBy;
		import com.android.internal.util.Objects;
		@@ -40,6 +41,7 @@ import com.google.android.collect.Lists;

		import libcore.io.IoUtils;

		import java.util.ArrayList;
		import java.util.List;

		/**
		@@ -75,6 +77,7 @@ public class RootsCache {
		final RootInfo root = new RootInfo();
		root.rootType = Root.ROOT_TYPE_SHORTCUT;
		root.icon = R.drawable.ic_dir;
		root.flags = Root.FLAG_LOCAL_ONLY \| Root.FLAG_SUPPORTS_CREATE;
		root.title = mContext.getString(R.string.root_recent);
		root.availableBytes = -1;

		@@ -150,6 +153,60 @@ public class RootsCache {
		return mRoots;
		}

		/**
		* Flags that declare explicit content types.
		*/
		private static final int FLAGS_CONTENT_MASK = Root.FLAG_PROVIDES_IMAGES
		\| Root.FLAG_PROVIDES_AUDIO \| Root.FLAG_PROVIDES_VIDEO;

		@GuardedBy("ActivityThread")
		public List<RootInfo> getMatchingRoots(State state) {

		// Determine acceptable content flags
		int includeFlags = 0;
		for (String acceptMime : state.acceptMimes) {
		final String[] type = acceptMime.split("/");
		if (type.length != 2) continue;

		if ("image".equals(type[0])) {
		includeFlags \|= Root.FLAG_PROVIDES_IMAGES;
		} else if ("audio".equals(type[0])) {
		includeFlags \|= Root.FLAG_PROVIDES_AUDIO;
		} else if ("video".equals(type[0])) {
		includeFlags \|= Root.FLAG_PROVIDES_VIDEO;
		} else if ("*".equals(type[0])) {
		includeFlags \|= Root.FLAG_PROVIDES_IMAGES \| Root.FLAG_PROVIDES_AUDIO
		\| Root.FLAG_PROVIDES_VIDEO;
		}
		}

		ArrayList<RootInfo> matching = Lists.newArrayList();
		for (RootInfo root : mRoots) {
		final boolean supportsCreate = (root.flags & Root.FLAG_SUPPORTS_CREATE) != 0;
		final boolean advanced = (root.flags & Root.FLAG_ADVANCED) != 0;
		final boolean localOnly = (root.flags & Root.FLAG_LOCAL_ONLY) != 0;

		// Exclude read-only devices when creating
		if (state.action == State.ACTION_CREATE && !supportsCreate) continue;
		// Exclude advanced devices when not requested
		if (!state.showAdvanced && advanced) continue;
		// Exclude non-local devices when local only
		if (state.localOnly && !localOnly) continue;

		if ((root.flags & FLAGS_CONTENT_MASK) != 0) {
		// This root offers specific content, so only include if the
		// caller asked for that content type.
		if ((root.flags & includeFlags) == 0) {
		// Sorry, no overlap.
		continue;
		}
		}

		matching.add(root);
		}
		return matching;
		}

		@GuardedBy("ActivityThread")
		public static Drawable resolveDocumentIcon(Context context, String mimeType) {
		if (Document.MIME_TYPE_DIR.equals(mimeType)) {

packages/DocumentsUI/src/com/android/documentsui/RootsFragment.java

+22 −24

Original line number	Diff line number	Diff line
		@@ -16,8 +16,6 @@

		package com.android.documentsui;

		import static com.android.documentsui.DocumentsActivity.TAG;

		import android.app.Fragment;
		import android.app.FragmentManager;
		import android.app.FragmentTransaction;
		@@ -28,7 +26,6 @@ import android.content.pm.ResolveInfo;
		import android.os.Bundle;
		import android.provider.DocumentsContract.Root;
		import android.text.format.Formatter;
		import android.util.Log;
		import android.view.LayoutInflater;
		import android.view.View;
		import android.view.ViewGroup;
		@@ -39,6 +36,7 @@ import android.widget.ImageView;
		import android.widget.ListView;
		import android.widget.TextView;

		import com.android.documentsui.DocumentsActivity.State;
		import com.android.documentsui.SectionedListAdapter.SectionAdapter;
		import com.android.documentsui.model.DocumentInfo;
		import com.android.documentsui.model.RootInfo;
		@@ -76,24 +74,31 @@ public class RootsFragment extends Fragment {
		public View onCreateView(
		LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
		final Context context = inflater.getContext();
		final RootsCache roots = DocumentsApplication.getRootsCache(context);

		final View view = inflater.inflate(R.layout.fragment_roots, container, false);
		mList = (ListView) view.findViewById(android.R.id.list);
		mList.setOnItemClickListener(mItemListener);

		final Intent includeApps = getArguments().getParcelable(EXTRA_INCLUDE_APPS);
		mAdapter = new SectionedRootsAdapter(context, roots.getRoots(), includeApps);

		return view;
		}

		@Override
		public void onStart() {
		super.onStart();
		updateRootsAdapter();
		}

		private void updateRootsAdapter() {
		final Context context = getActivity();
		mAdapter.updateVisible(SettingsActivity.getDisplayAdvancedDevices(context));

		final State state = ((DocumentsActivity) context).getDisplayState();
		state.showAdvanced = SettingsActivity.getDisplayAdvancedDevices(context);

		final RootsCache roots = DocumentsApplication.getRootsCache(context);
		final List<RootInfo> matchingRoots = roots.getMatchingRoots(state);
		final Intent includeApps = getArguments().getParcelable(EXTRA_INCLUDE_APPS);

		mAdapter = new SectionedRootsAdapter(context, matchingRoots, includeApps);
		mList.setAdapter(mAdapter);
		}

		@@ -211,18 +216,15 @@ public class RootsFragment extends Fragment {
		private final RootsAdapter mServices;
		private final RootsAdapter mShortcuts;
		private final RootsAdapter mDevices;
		private final RootsAdapter mDevicesAdvanced;
		private final AppsAdapter mApps;

		public SectionedRootsAdapter(Context context, List<RootInfo> roots, Intent includeApps) {
		mServices = new RootsAdapter(context, R.string.root_type_service);
		mShortcuts = new RootsAdapter(context, R.string.root_type_shortcut);
		mDevices = new RootsAdapter(context, R.string.root_type_device);
		mDevicesAdvanced = new RootsAdapter(context, R.string.root_type_device);
		mApps = new AppsAdapter(context);

		for (RootInfo root : roots) {
		Log.d(TAG, "Found rootType=" + root.rootType);
		switch (root.rootType) {
		case Root.ROOT_TYPE_SERVICE:
		mServices.add(root);
		@@ -231,10 +233,7 @@ public class RootsFragment extends Fragment {
		mShortcuts.add(root);
		break;
		case Root.ROOT_TYPE_DEVICE:
		mDevicesAdvanced.add(root);
		if ((root.flags & Root.FLAG_ADVANCED) == 0) {
		mDevices.add(root);
		}
		break;
		}
		}
		@@ -256,23 +255,16 @@ public class RootsFragment extends Fragment {
		mServices.sort(comp);
		mShortcuts.sort(comp);
		mDevices.sort(comp);
		mDevicesAdvanced.sort(comp);
		}

		public void updateVisible(boolean showAdvanced) {
		clearSections();
		if (mServices.getCount() > 0) {
		addSection(mServices);
		}
		if (mShortcuts.getCount() > 0) {
		addSection(mShortcuts);
		}

		final RootsAdapter devices = showAdvanced ? mDevicesAdvanced : mDevices;
		if (devices.getCount() > 0) {
		addSection(devices);
		if (mDevices.getCount() > 0) {
		addSection(mDevices);
		}

		if (mApps.getCount() > 0) {
		addSection(mApps);
		}
		@@ -282,6 +274,12 @@ public class RootsFragment extends Fragment {
		public static class RootComparator implements Comparator<RootInfo> {
		@Override
		public int compare(RootInfo lhs, RootInfo rhs) {
		if (lhs.authority == null) {
		return -1;
		} else if (rhs.authority == null) {
		return 1;
		}

		final int score = DocumentInfo.compareToIgnoreCaseNullable(lhs.title, rhs.title);
		if (score != 0) {
		return score;