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-rw-r--r--src/com/android/launcher3/HideFromAccessibilityHelper.java114
1 files changed, 0 insertions, 114 deletions
diff --git a/src/com/android/launcher3/HideFromAccessibilityHelper.java b/src/com/android/launcher3/HideFromAccessibilityHelper.java
deleted file mode 100644
index 75cbb1b1e..000000000
--- a/src/com/android/launcher3/HideFromAccessibilityHelper.java
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
- * Copyright (C) 2012 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;
-
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.ViewGroup.OnHierarchyChangeListener;
-
-import java.util.HashMap;
-
-public class HideFromAccessibilityHelper implements OnHierarchyChangeListener {
- private HashMap<View, Integer> mPreviousValues;
- boolean mHide;
- boolean mOnlyAllApps;
-
- public HideFromAccessibilityHelper() {
- mPreviousValues = new HashMap<View, Integer>();
- mHide = false;
- }
-
- public void setImportantForAccessibilityToNo(View v, boolean onlyAllApps) {
- mOnlyAllApps = onlyAllApps;
- setImportantForAccessibilityToNoHelper(v);
- mHide = true;
- }
-
- private void setImportantForAccessibilityToNoHelper(View v) {
- mPreviousValues.put(v, v.getImportantForAccessibility());
- v.setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_NO);
-
- // Call method on children recursively
- if (v instanceof ViewGroup) {
- ViewGroup vg = (ViewGroup) v;
- vg.setOnHierarchyChangeListener(this);
- for (int i = 0; i < vg.getChildCount(); i++) {
- View child = vg.getChildAt(i);
-
- if (includeView(child)) {
- setImportantForAccessibilityToNoHelper(child);
- }
- }
- }
- }
-
- public void restoreImportantForAccessibility(View v) {
- if (mHide) {
- restoreImportantForAccessibilityHelper(v);
- }
- mHide = false;
- }
-
- private void restoreImportantForAccessibilityHelper(View v) {
- Integer important = mPreviousValues.get(v);
- v.setImportantForAccessibility(important);
- mPreviousValues.remove(v);
-
- // Call method on children recursively
- if (v instanceof ViewGroup) {
- ViewGroup vg = (ViewGroup) v;
-
- // We assume if a class implements OnHierarchyChangeListener, it listens
- // to changes to any of its children (happens to be the case in Launcher)
- if (vg instanceof OnHierarchyChangeListener) {
- vg.setOnHierarchyChangeListener((OnHierarchyChangeListener) vg);
- } else {
- vg.setOnHierarchyChangeListener(null);
- }
- for (int i = 0; i < vg.getChildCount(); i++) {
- View child = vg.getChildAt(i);
- if (includeView(child)) {
- restoreImportantForAccessibilityHelper(child);
- }
- }
- }
- }
-
- public void onChildViewAdded(View parent, View child) {
- if (mHide && includeView(child)) {
- setImportantForAccessibilityToNoHelper(child);
- }
- }
-
- public void onChildViewRemoved(View parent, View child) {
- if (mHide && includeView(child)) {
- restoreImportantForAccessibilityHelper(child);
- }
- }
-
- private boolean includeView(View v) {
- return !hasAncestorOfType(v, Cling.class) &&
- (!mOnlyAllApps || hasAncestorOfType(v, AppsCustomizeTabHost.class));
- }
-
- private boolean hasAncestorOfType(View v, Class c) {
- return v != null &&
- (v.getClass().equals(c) ||
- (v.getParent() instanceof ViewGroup &&
- hasAncestorOfType((ViewGroup) v.getParent(), c)));
- }
-} \ No newline at end of file