ThemeHelper.java

  1/*
  2 * Copyright (c) 2018, Daniel Gultsch All rights reserved.
  3 *
  4 * Redistribution and use in source and binary forms, with or without modification,
  5 * are permitted provided that the following conditions are met:
  6 *
  7 * 1. Redistributions of source code must retain the above copyright notice, this
  8 * list of conditions and the following disclaimer.
  9 *
 10 * 2. Redistributions in binary form must reproduce the above copyright notice,
 11 * this list of conditions and the following disclaimer in the documentation and/or
 12 * other materials provided with the distribution.
 13 *
 14 * 3. Neither the name of the copyright holder nor the names of its contributors
 15 * may be used to endorse or promote products derived from this software without
 16 * specific prior written permission.
 17 *
 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
 22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 25 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 28 */
 29
 30package eu.siacs.conversations.utils;
 31
 32import android.content.Context;
 33import android.content.SharedPreferences;
 34import android.content.res.Resources;
 35import android.content.res.TypedArray;
 36import android.preference.PreferenceManager;
 37import android.support.annotation.StyleRes;
 38import android.support.design.widget.Snackbar;
 39import android.util.Log;
 40import android.util.TypedValue;
 41import android.widget.TextView;
 42
 43import eu.siacs.conversations.Config;
 44import eu.siacs.conversations.R;
 45import eu.siacs.conversations.ui.SettingsActivity;
 46
 47public class ThemeHelper {
 48
 49	public static int find(Context context) {
 50		final SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context);
 51		final Resources resources = context.getResources();
 52		final boolean dark = sharedPreferences.getString(SettingsActivity.THEME, resources.getString(R.string.theme)).equals("dark");
 53		final String fontSize = sharedPreferences.getString("font_size", resources.getString(R.string.default_font_size));
 54		switch (fontSize) {
 55			case "medium":
 56				return dark ? R.style.ConversationsTheme_Dark_Medium : R.style.ConversationsTheme_Medium;
 57			case "large":
 58				return dark ? R.style.ConversationsTheme_Dark_Large : R.style.ConversationsTheme_Large;
 59			default:
 60				return dark ? R.style.ConversationsTheme_Dark : R.style.ConversationsTheme;
 61		}
 62	}
 63
 64	public static int findDialog(Context context) {
 65		final SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context);
 66		final Resources resources = context.getResources();
 67		final boolean dark = sharedPreferences.getString(SettingsActivity.THEME, resources.getString(R.string.theme)).equals("dark");
 68		final String fontSize = sharedPreferences.getString("font_size", resources.getString(R.string.default_font_size));
 69		switch (fontSize) {
 70			case "medium":
 71				return dark ? R.style.ConversationsTheme_Dark_Dialog_Medium : R.style.ConversationsTheme_Dialog_Medium;
 72			case "large":
 73				return dark ? R.style.ConversationsTheme_Dark_Dialog_Large : R.style.ConversationsTheme_Dialog_Large;
 74			default:
 75				return dark ? R.style.ConversationsTheme_Dark_Dialog : R.style.ConversationsTheme_Dialog;
 76		}
 77	}
 78
 79	public static boolean isDark(@StyleRes int id) {
 80		switch (id) {
 81			case R.style.ConversationsTheme_Dark:
 82			case R.style.ConversationsTheme_Dark_Large:
 83			case R.style.ConversationsTheme_Dark_Medium:
 84				return true;
 85			default:
 86				return false;
 87		}
 88	}
 89
 90	public static void fixTextSize(Snackbar snackbar) {
 91		TypedArray typedArray = snackbar.getContext().obtainStyledAttributes(new int[]{R.attr.TextSizeBody1});
 92		final float size = typedArray.getDimension(0,0f);
 93		typedArray.recycle();
 94		if (size != 0f) {
 95			final TextView text = snackbar.getView().findViewById(android.support.design.R.id.snackbar_text);
 96			final TextView action = snackbar.getView().findViewById(android.support.design.R.id.snackbar_action);
 97			if (text != null && action != null) {
 98				text.setTextSize(TypedValue.COMPLEX_UNIT_PX, size);
 99				action.setTextSize(TypedValue.COMPLEX_UNIT_PX, size);
100			}
101		}
102	}
103}