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/*
* Copyright (C) 2017 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.setupwizardlib.template;
import android.content.res.TypedArray;
import android.util.AttributeSet;
import android.widget.TextView;
import androidx.annotation.AttrRes;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import com.android.setupwizardlib.R;
import com.android.setupwizardlib.TemplateLayout;
/**
* A {@link Mixin} for setting and getting the header text.
*/
public class HeaderMixin implements Mixin {
private TemplateLayout mTemplateLayout;
/**
* @param layout The layout this Mixin belongs to.
* @param attrs XML attributes given to the layout.
* @param defStyleAttr The default style attribute as given to the constructor of the layout.
*/
public HeaderMixin(@NonNull TemplateLayout layout, @Nullable AttributeSet attrs,
@AttrRes int defStyleAttr) {
mTemplateLayout = layout;
final TypedArray a = layout.getContext().obtainStyledAttributes(
attrs, R.styleable.SuwHeaderMixin, defStyleAttr, 0);
// Set the header text
final CharSequence headerText = a.getText(R.styleable.SuwHeaderMixin_suwHeaderText);
if (headerText != null) {
setText(headerText);
}
a.recycle();
}
/**
* @return The TextView displaying the header.
*/
public TextView getTextView() {
return (TextView) mTemplateLayout.findManagedViewById(R.id.suw_layout_title);
}
/**
* Sets the header text. This can also be set via the XML attribute {@code app:suwHeaderText}.
*
* @param title The resource ID of the text to be set as header.
*/
public void setText(int title) {
final TextView titleView = getTextView();
if (titleView != null) {
titleView.setText(title);
}
}
/**
* Sets the header text. This can also be set via the XML attribute {@code app:suwHeaderText}.
*
* @param title The text to be set as header.
*/
public void setText(CharSequence title) {
final TextView titleView = getTextView();
if (titleView != null) {
titleView.setText(title);
}
}
/**
* @return The current header text.
*/
public CharSequence getText() {
final TextView titleView = getTextView();
return titleView != null ? titleView.getText() : null;
}
}
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