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/*
* 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 android.widget;
import android.annotation.Nullable;
import android.content.res.Resources;
import android.content.res.Resources.Theme;
import android.view.View;
import android.view.ViewGroup;
/**
* An extension of SpinnerAdapter that is capable of inflating drop-down views
* against a different theme than normal views.
* <p>
* Classes that implement this interface should use the theme provided to
* {@link #setDropDownViewTheme(Theme)} when creating views in
* {@link SpinnerAdapter#getDropDownView(int, View, ViewGroup)}.
*/
public interface ThemedSpinnerAdapter extends SpinnerAdapter {
/**
* Sets the {@link Resources.Theme} against which drop-down views are
* inflated.
*
* @param theme the context against which to inflate drop-down views, or
* {@code null} to use the default theme
* @see SpinnerAdapter#getDropDownView(int, View, ViewGroup)
*/
void setDropDownViewTheme(@Nullable Resources.Theme theme);
/**
* Returns the value previously set by a call to
* {@link #setDropDownViewTheme(Theme)}.
*
* @return the {@link Resources.Theme} against which drop-down views are
* inflated, or {@code null} if one has not been explicitly set
*/
@Nullable
Resources.Theme getDropDownViewTheme();
}
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