| /* |
| * 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.setupdesign.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.view.ViewParent; |
| import android.widget.LinearLayout; |
| import android.widget.TextView; |
| import com.google.android.setupcompat.internal.TemplateLayout; |
| import com.google.android.setupcompat.template.Mixin; |
| import com.google.android.setupdesign.R; |
| import com.google.android.setupdesign.util.HeaderAreaStyler; |
| import com.google.android.setupdesign.util.PartnerStyleHelper; |
| |
| /** |
| * 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(); |
| } |
| |
| /** |
| * Tries to apply the partner customizations to the header text and background if the layout of |
| * this {@link HeaderMixin} is set to apply partner heavy theme resource. |
| */ |
| public void tryApplyPartnerCustomizationStyle() { |
| if (!PartnerStyleHelper.isPartnerHeavyThemeLayout(templateLayout)) { |
| return; |
| } |
| |
| TextView header = templateLayout.findManagedViewById(R.id.suc_layout_title); |
| if (header != null) { |
| HeaderAreaStyler.applyPartnerCustomizationHeaderStyle(header); |
| } |
| LinearLayout headerLayout = templateLayout.findManagedViewById(R.id.sud_layout_header); |
| if (headerLayout != null) { |
| HeaderAreaStyler.applyPartnerCustomizationHeaderAreaStyle(headerLayout); |
| } |
| } |
| |
| /** @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 visibility of header text */ |
| public void setVisibility(int visibility) { |
| final TextView titleView = getTextView(); |
| if (titleView != null) { |
| titleView.setVisibility(visibility); |
| } |
| } |
| |
| /** |
| * 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); |
| } |
| } |
| |
| /** Sets the background color of the header's parent LinearLayout */ |
| public void setBackgroundColor(int color) { |
| final TextView titleView = getTextView(); |
| if (titleView != null) { |
| ViewParent parent = titleView.getParent(); |
| if (parent instanceof LinearLayout) { |
| ((LinearLayout) parent).setBackgroundColor(color); |
| } |
| } |
| } |
| |
| /** Returns the current text color of the header. */ |
| public ColorStateList getTextColor() { |
| final TextView titleView = getTextView(); |
| return titleView != null ? titleView.getTextColors() : null; |
| } |
| } |