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Diffstat (limited to 'src/com/android/launcher3/accessibility/FolderAccessibilityHelper.java')
-rw-r--r-- | src/com/android/launcher3/accessibility/FolderAccessibilityHelper.java | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/com/android/launcher3/accessibility/FolderAccessibilityHelper.java b/src/com/android/launcher3/accessibility/FolderAccessibilityHelper.java new file mode 100644 index 000000000..ff9989036 --- /dev/null +++ b/src/com/android/launcher3/accessibility/FolderAccessibilityHelper.java @@ -0,0 +1,56 @@ +/* + * Copyright (C) 2015 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.launcher3.accessibility; + +import com.android.launcher3.CellLayout; +import com.android.launcher3.FolderPagedView; +import com.android.launcher3.R; + +/** + * Implementation of {@link DragAndDropAccessibilityDelegate} to support DnD in a folder. + */ +public class FolderAccessibilityHelper extends DragAndDropAccessibilityDelegate { + + /** + * 0-index position for the first cell in {@link #mView} in {@link #mParent}. + */ + private final int mStartPosition; + + private final FolderPagedView mParent; + + public FolderAccessibilityHelper(CellLayout layout) { + super(layout); + mParent = (FolderPagedView) layout.getParent(); + + int index = mParent.indexOfChild(layout); + mStartPosition = index * layout.getCountX() * layout.getCountY(); + } + @Override + protected int intersectsValidDropTarget(int id) { + return Math.min(id, mParent.getAllocatedContentSize() - mStartPosition - 1); + } + + @Override + protected String getLocationDescriptionForIconDrop(int id) { + return mContext.getString(R.string.move_to_position, id + mStartPosition + 1); + } + + @Override + protected String getConfirmationForIconDrop(int id) { + return mContext.getString(R.string.item_moved); + } +} |