diff options
Diffstat (limited to 'java/com/android/contacts/common/widget/LayoutSuppressingImageView.java')
-rw-r--r-- | java/com/android/contacts/common/widget/LayoutSuppressingImageView.java | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/java/com/android/contacts/common/widget/LayoutSuppressingImageView.java b/java/com/android/contacts/common/widget/LayoutSuppressingImageView.java new file mode 100644 index 000000000..d84d8f757 --- /dev/null +++ b/java/com/android/contacts/common/widget/LayoutSuppressingImageView.java @@ -0,0 +1,39 @@ +/* + * 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.contacts.common.widget; + +import android.content.Context; +import android.util.AttributeSet; +import android.widget.ImageView; + +/** + * Custom {@link ImageView} that improves layouting performance. + * + * <p>This improves the performance by not passing requestLayout() to its parent, taking advantage + * of knowing that image size won't change once set. + */ +public class LayoutSuppressingImageView extends ImageView { + + public LayoutSuppressingImageView(Context context, AttributeSet attrs) { + super(context, attrs); + } + + @Override + public void requestLayout() { + forceLayout(); + } +} |