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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.google.android.setupcompat.template;
import android.content.res.ColorStateList;
import android.content.res.TypedArray;
import androidx.annotation.AttrRes;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import android.util.AttributeSet;
import android.widget.TextView;
import com.google.android.setupcompat.R;
import com.google.android.setupcompat.internal.TemplateLayout;
/**
* A {@link com.google.android.setupcompat.template.Mixin} for setting and getting the header text.
*/
public class HeaderMixin implements Mixin {
private final TemplateLayout templateLayout;
/**
* @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) {
templateLayout = layout;
final TypedArray a =
layout
.getContext()
.obtainStyledAttributes(attrs, R.styleable.SucHeaderMixin, defStyleAttr, 0);
// Set the header text
final CharSequence headerText = a.getText(R.styleable.SucHeaderMixin_sucHeaderText);
if (headerText != null) {
setText(headerText);
}
// Set the header text color
final ColorStateList headerTextColor =
a.getColorStateList(R.styleable.SucHeaderMixin_sucHeaderTextColor);
if (headerTextColor != null) {
setTextColor(headerTextColor);
}
a.recycle();
}
/** @return The TextView displaying the header. */
public TextView getTextView() {
return (TextView) templateLayout.findManagedViewById(R.id.suc_layout_title);
}
/**
* Sets the header text. This can also be set via the XML attribute {@code app:sucHeaderText}.
*
* @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:sucHeaderText}.
*
* @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;
}
/**
* Sets the color of the header text. This can also be set via XML using {@code
* app:sucHeaderTextColor}.
*
* @param color The text color of the header.
*/
public void setTextColor(ColorStateList color) {
final TextView titleView = getTextView();
if (titleView != null) {
titleView.setTextColor(color);
}
}
/** Returns the current text color of the header. */
public ColorStateList getTextColor() {
final TextView titleView = getTextView();
return titleView != null ? titleView.getTextColors() : null;
}
}
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