208 lines
7.7 KiB
Java
208 lines
7.7 KiB
Java
/*
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* Copyright 2018 Mauricio Colli <mauriciocolli@outlook.com>
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* ThemeHelper.java is part of NewPipe
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*
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* License: GPL-3.0+
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.schabi.newpipe.util;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.preference.PreferenceManager;
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import android.support.annotation.AttrRes;
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import android.support.annotation.StyleRes;
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import android.support.v4.content.ContextCompat;
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import android.util.TypedValue;
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import android.view.ContextThemeWrapper;
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import org.schabi.newpipe.R;
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import org.schabi.newpipe.extractor.NewPipe;
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import org.schabi.newpipe.extractor.StreamingService;
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import org.schabi.newpipe.extractor.exceptions.ExtractionException;
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public class ThemeHelper {
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/**
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* Apply the selected theme (on NewPipe settings) in the context
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* with the default style (see {@link #setTheme(Context, int)}).
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*
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* @param context context that the theme will be applied
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*/
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public static void setTheme(Context context) {
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setTheme(context, -1);
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}
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/**
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* Apply the selected theme (on NewPipe settings) in the context,
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* themed according with the styles defined for the service .
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*
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* @param context context that the theme will be applied
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* @param serviceId the theme will be styled to the service with this id,
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* pass -1 to get the default style
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*/
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public static void setTheme(Context context, int serviceId) {
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context.setTheme(getThemeForService(context, serviceId));
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}
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/**
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* Return true if the selected theme (on NewPipe settings) is the Light theme
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*
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* @param context context to get the preference
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*/
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public static boolean isLightThemeSelected(Context context) {
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return getSelectedThemeString(context).equals(context.getResources().getString(R.string.light_theme_key));
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}
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/**
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* Create and return a wrapped context with the default selected theme set.
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*
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* @param baseContext the base context for the wrapper
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* @return a wrapped-styled context
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*/
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public static Context getThemedContext(Context baseContext) {
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return new ContextThemeWrapper(baseContext, getThemeForService(baseContext, -1));
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}
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/**
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* Return the selected theme without being styled to any service (see {@link #getThemeForService(Context, int)}).
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*
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* @param context context to get the selected theme
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* @return the selected style (the default one)
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*/
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@StyleRes
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public static int getDefaultTheme(Context context) {
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return getThemeForService(context, -1);
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}
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/**
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* Return a dialog theme styled according to the (default) selected theme.
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*
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* @param context context to get the selected theme
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* @return the dialog style (the default one)
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*/
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@StyleRes
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public static int getDialogTheme(Context context) {
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return isLightThemeSelected(context) ? R.style.LightDialogTheme : R.style.DarkDialogTheme;
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}
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/**
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* Return the selected theme styled according to the serviceId.
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*
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* @param context context to get the selected theme
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* @param serviceId return a theme styled to this service,
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* -1 to get the default
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* @return the selected style (styled)
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*/
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@StyleRes
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public static int getThemeForService(Context context, int serviceId) {
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String lightTheme = context.getResources().getString(R.string.light_theme_key);
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String darkTheme = context.getResources().getString(R.string.dark_theme_key);
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String blackTheme = context.getResources().getString(R.string.black_theme_key);
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String selectedTheme = getSelectedThemeString(context);
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int defaultTheme = R.style.DarkTheme;
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if (selectedTheme.equals(lightTheme)) defaultTheme = R.style.LightTheme;
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else if (selectedTheme.equals(blackTheme)) defaultTheme = R.style.BlackTheme;
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else if (selectedTheme.equals(darkTheme)) defaultTheme = R.style.DarkTheme;
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if (serviceId <= -1) {
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return defaultTheme;
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}
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final StreamingService service;
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try {
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service = NewPipe.getService(serviceId);
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} catch (ExtractionException ignored) {
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return defaultTheme;
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}
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String themeName = "DarkTheme";
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if (selectedTheme.equals(lightTheme)) themeName = "LightTheme";
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else if (selectedTheme.equals(blackTheme)) themeName = "BlackTheme";
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else if (selectedTheme.equals(darkTheme)) themeName = "DarkTheme";
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themeName += "." + service.getServiceInfo().getName();
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int resourceId = context
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.getResources()
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.getIdentifier(themeName, "style", context.getPackageName());
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if (resourceId > 0) {
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return resourceId;
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}
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return defaultTheme;
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}
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@StyleRes
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public static int getSettingsThemeStyle(Context context) {
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String lightTheme = context.getResources().getString(R.string.light_theme_key);
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String darkTheme = context.getResources().getString(R.string.dark_theme_key);
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String blackTheme = context.getResources().getString(R.string.black_theme_key);
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String selectedTheme = getSelectedThemeString(context);
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if (selectedTheme.equals(lightTheme)) return R.style.LightSettingsTheme;
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else if (selectedTheme.equals(blackTheme)) return R.style.BlackSettingsTheme;
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else if (selectedTheme.equals(darkTheme)) return R.style.DarkSettingsTheme;
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// Fallback
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else return R.style.DarkSettingsTheme;
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}
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/**
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* Get a resource id from a resource styled according to the the context's theme.
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*/
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public static int resolveResourceIdFromAttr(Context context, @AttrRes int attr) {
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TypedArray a = context.getTheme().obtainStyledAttributes(new int[]{attr});
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int attributeResourceId = a.getResourceId(0, 0);
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a.recycle();
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return attributeResourceId;
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}
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/**
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* Get a color from an attr styled according to the the context's theme.
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*/
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public static int resolveColorFromAttr(Context context, @AttrRes int attrColor) {
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final TypedValue value = new TypedValue();
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context.getTheme().resolveAttribute(attrColor, value, true);
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if (value.resourceId != 0) {
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return ContextCompat.getColor(context, value.resourceId);
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}
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return value.data;
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}
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private static String getSelectedThemeString(Context context) {
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String themeKey = context.getString(R.string.theme_key);
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String defaultTheme = context.getResources().getString(R.string.default_theme_value);
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return PreferenceManager.getDefaultSharedPreferences(context).getString(themeKey, defaultTheme);
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}
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/**
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* This will get the R.drawable.* resource to which attr is currently pointing to.
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*
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* @param attr a R.attribute.* resource value
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* @param context the context to use
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* @return a R.drawable.* resource value
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*/
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public static int getIconByAttr(final int attr, final Context context) {
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return context.obtainStyledAttributes(new int[] {attr})
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.getResourceId(0, -1);
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}
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}
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