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Commit dd719e88 authored by Tomasz Mikolajewski's avatar Tomasz Mikolajewski Committed by android-build-merger
Browse files

Merge changes I5e500724,I40cfb12c into nyc-dev am: 0fb51357 am: 241e9fc0 

am: 9aa18519

* commit '9aa18519':
  Restrict selection to 1000 items in DocumentsUI.
  Cancel band selection on directory change.

Change-Id: I88518e167cd06046888077ede90302c3b8fbdf1e
parents 6a5cb51b 9aa18519

packages/DocumentsUI/res/values/strings.xml

+5 −0
Original line number Diff line number Diff line
@@ -247,4 +247,9 @@ 
        <item quantity="one">Delete <xliff:g id="count" example="1">%1$d</xliff:g> item?</item>

        <item quantity="other">Delete <xliff:g id="count" example="3">%1$d</xliff:g> items?</item>

    </plurals>

    <!-- Snackbar shown to users who wanted to select more than 1000 items (files or directories). -->

    <string name="too_many_selected">Sorry, you can only select up to 1000 items at a time</string>

    <!-- Snackbar shown to users who wanted to select all, but there were too many items (files or directories).

         Only the first 1000 items are selected in such case. -->

    <string name="too_many_in_select_all">Could only select 1000 items</string>

</resources>

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

+5 −5
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 
package com.android.documentsui;



import static com.android.documentsui.Shared.DEBUG;

import static com.android.documentsui.Shared.MAX_DOCS_IN_INTENT;

import static com.android.documentsui.model.DocumentInfo.getCursorString;



import android.content.ClipData;
@@ -46,7 +47,6 @@ import java.util.List; 
final class QuickViewIntentBuilder {



    private static final String TAG = "QuickViewIntentBuilder";

    private static final int MAX_CLIP_ITEMS = 1000;



    private final DocumentInfo mDocument;

    private final Model mModel;
@@ -165,11 +165,11 @@ final class QuickViewIntentBuilder { 
        int firstSibling;

        int lastSibling;

        if (documentLocation < uris.size() / 2) {

            firstSibling = Math.max(0, documentLocation - MAX_CLIP_ITEMS / 2);

            lastSibling = Math.min(uris.size() - 1, firstSibling + MAX_CLIP_ITEMS - 1);

            firstSibling = Math.max(0, documentLocation - MAX_DOCS_IN_INTENT / 2);

            lastSibling = Math.min(uris.size() - 1, firstSibling + MAX_DOCS_IN_INTENT - 1);

        } else {

            lastSibling = Math.min(uris.size() - 1, documentLocation + MAX_CLIP_ITEMS / 2);

            firstSibling = Math.max(0, lastSibling - MAX_CLIP_ITEMS + 1);

            lastSibling = Math.min(uris.size() - 1, documentLocation + MAX_DOCS_IN_INTENT / 2);

            firstSibling = Math.max(0, lastSibling - MAX_DOCS_IN_INTENT + 1);

        }



        if (DEBUG) Log.d(TAG, "Copmuted siblings from index: " + firstSibling

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

+5 −0
Original line number Diff line number Diff line
@@ -104,6 +104,11 @@ public final class Shared { 
     */

    public static final String EXTRA_BENCHMARK = "com.android.documentsui.benchmark";



    /**

     * Maximum number of items in a Binder transaction packet.

     */

    public static final int MAX_DOCS_IN_INTENT = 1000;



    private static final Collator sCollator;



    static {

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

+34 −5
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 
package com.android.documentsui.dirlist;



import static com.android.documentsui.Shared.DEBUG;

import static com.android.documentsui.Shared.MAX_DOCS_IN_INTENT;

import static com.android.documentsui.State.MODE_GRID;

import static com.android.documentsui.State.MODE_LIST;

import static com.android.documentsui.State.SORT_ORDER_UNKNOWN;
@@ -108,9 +109,11 @@ import java.lang.annotation.Retention; 
import java.lang.annotation.RetentionPolicy;

import java.util.ArrayList;

import java.util.Collections;

import java.util.HashSet;

import java.util.Iterator;

import java.util.List;

import java.util.Objects;

import java.util.Set;



/**

 * Display the documents inside a single directory.
@@ -475,8 +478,18 @@ public class DirectoryFragment extends Fragment 


                final String docMimeType = getCursorString(cursor, Document.COLUMN_MIME_TYPE);

                final int docFlags = getCursorInt(cursor, Document.COLUMN_FLAGS);

                if (!mTuner.canSelectType(docMimeType, docFlags)) {

                    return false;

                }



                return mTuner.canSelectType(docMimeType, docFlags);

                if (mSelected.size() >= MAX_DOCS_IN_INTENT) {

                    Snackbars.makeSnackbar(

                            getActivity(),

                            R.string.too_many_selected,

                            Snackbar.LENGTH_SHORT)

                            .show();

                    return false;

                }

            }

            return true;

        }
@@ -1108,9 +1121,17 @@ public class DirectoryFragment extends Fragment 
    public void selectAllFiles() {

        Metrics.logUserAction(getContext(), Metrics.USER_ACTION_SELECT_ALL);



        // Exclude disabled files

        List<String> enabled = new ArrayList<String>();

        for (String id : mAdapter.getModelIds()) {

        // Exclude disabled files.

        Set<String> enabled = new HashSet<String>();

        List<String> modelIds = mAdapter.getModelIds();



        // Get the current selection.

        String[] alreadySelected = mSelectionManager.getSelection().getAll();

        for (String id : alreadySelected) {

           enabled.add(id);

        }



        for (String id : modelIds) {

            Cursor cursor = getModel().getItem(id);

            if (cursor == null) {

                Log.w(TAG, "Skipping selection. Can't obtain cursor for modeId: " + id);
@@ -1118,7 +1139,15 @@ public class DirectoryFragment extends Fragment 
            }

            String docMimeType = getCursorString(cursor, Document.COLUMN_MIME_TYPE);

            int docFlags = getCursorInt(cursor, Document.COLUMN_FLAGS);

            if (isDocumentEnabled(docMimeType, docFlags)) {

            if (mTuner.canSelectType(docMimeType, docFlags)) {

                if (enabled.size() >= MAX_DOCS_IN_INTENT) {

                    Snackbars.makeSnackbar(

                        getActivity(),

                        R.string.too_many_in_select_all,

                        Snackbar.LENGTH_SHORT)

                        .show();

                    break;

                }

                enabled.add(id);

            }

        }

packages/DocumentsUI/src/com/android/documentsui/dirlist/MultiSelectManager.java

+31 −3
Original line number Diff line number Diff line
@@ -154,6 +154,10 @@ public final class MultiSelectManager { 
                        // Update the selection to remove any disappeared IDs.

                        mSelection.cancelProvisionalSelection();

                        mSelection.intersect(mModelIds);



                        if (mBandManager != null && mBandManager.isActive()) {

                            mBandManager.endBandSelect();

                        }

                    }



                    @Override
@@ -940,6 +944,10 @@ public final class MultiSelectManager { 
         * Layout items are excluded from the GridModel.

         */

        boolean isLayoutItem(int adapterPosition);

        /**

         * Items may be in the adapter, but without an attached view.

         */

        boolean hasView(int adapterPosition);

    }



    /** Recycler view facade implementation backed by good ol' RecyclerView. */
@@ -1061,6 +1069,11 @@ public final class MultiSelectManager { 
                    return true;

            }

        }



        @Override

        public boolean hasView(int pos) {

            return mView.findViewHolderForAdapterPosition(pos) != null;

        }

    }



    public interface Callback {
@@ -1473,10 +1486,14 @@ public final class MultiSelectManager { 
         *     y-value.

         */

        void startSelection(Point relativeOrigin) {

            recordVisibleChildren();

            if (isEmpty()) {

                // The selection band logic works only if there is at least one visible child.

                return;

            }



            mIsActive = true;

            mPointer = mHelper.createAbsolutePoint(relativeOrigin);



            recordVisibleChildren();

            mRelativeOrigin = new RelativePoint(mPointer);

            mRelativePointer = new RelativePoint(mPointer);

            computeCurrentSelection();
@@ -1530,7 +1547,11 @@ public final class MultiSelectManager { 
        private void recordVisibleChildren() {

            for (int i = 0; i < mHelper.getVisibleChildCount(); i++) {

                int adapterPosition = mHelper.getAdapterPositionAt(i);

                if (!mHelper.isLayoutItem(adapterPosition) &&

                // Sometimes the view is not attached, as we notify the multi selection manager

                // synchronously, while views are attached asynchronously. As a result items which

                // are in the adapter may not actually have a corresponding view (yet).

                if (mHelper.hasView(adapterPosition) &&

                        !mHelper.isLayoutItem(adapterPosition) &&

                        !mKnownPositions.get(adapterPosition)) {

                    mKnownPositions.put(adapterPosition, true);

                    recordItemData(mHelper.getAbsoluteRectForChildViewAt(i), adapterPosition);
@@ -1538,6 +1559,13 @@ public final class MultiSelectManager { 
            }

        }



        /**

         * Checks if there are any recorded children.

         */

        private boolean isEmpty() {

            return mColumnBounds.size() == 0 || mRowBounds.size() == 0;

        }



        /**

         * Updates the limits lists and column map with the given item metadata.

         * @param absoluteChildRect The absolute rectangle for the child view being processed.