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.Configuration;
35import android.content.res.Resources;
36import android.content.res.TypedArray;
37import android.os.Build;
38import android.preference.PreferenceManager;
39import android.util.TypedValue;
40import android.widget.TextView;
41
42import androidx.annotation.StyleRes;
43import androidx.core.content.ContextCompat;
44
45import com.google.android.material.snackbar.Snackbar;
46
47import eu.siacs.conversations.R;
48import eu.siacs.conversations.ui.SettingsActivity;
49
50public class ThemeHelper {
51
52 public static int find(final Context context) {
53 final SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context);
54 final Resources resources = context.getResources();
55 final String setting = sharedPreferences.getString(SettingsActivity.THEME, resources.getString(R.string.theme));
56 final boolean dark = isDark(sharedPreferences, resources);
57 final String fontSize = sharedPreferences.getString("font_size", resources.getString(R.string.default_font_size));
58 switch (fontSize) {
59 case "medium":
60 if ("obsidian".equals(setting)) return R.style.ConversationsTheme_Obsidian_Medium;
61 else if ("oledblack".equals(setting)) return R.style.ConversationsTheme_OLEDBlack_Medium;
62 return dark ? R.style.ConversationsTheme_Dark_Medium : R.style.ConversationsTheme_Medium;
63 case "large":
64 if ("obsidian".equals(setting)) return R.style.ConversationsTheme_Obsidian_Large;
65 else if ("oledblack".equals(setting)) return R.style.ConversationsTheme_OLEDBlack_Large;
66 return dark ? R.style.ConversationsTheme_Dark_Large : R.style.ConversationsTheme_Large;
67 default:
68 if ("obsidian".equals(setting)) return R.style.ConversationsTheme_Obsidian;
69 else if ("oledblack".equals(setting)) return R.style.ConversationsTheme_OLEDBlack;
70 return dark ? R.style.ConversationsTheme_Dark : R.style.ConversationsTheme;
71 }
72 }
73
74 public static int findDialog(Context context) {
75 final SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context);
76 final Resources resources = context.getResources();
77 final boolean dark = isDark(sharedPreferences, resources);
78 final String fontSize = sharedPreferences.getString("font_size", resources.getString(R.string.default_font_size));
79 switch (fontSize) {
80 case "medium":
81 return dark ? R.style.ConversationsTheme_Dark_Dialog_Medium : R.style.ConversationsTheme_Dialog_Medium;
82 case "large":
83 return dark ? R.style.ConversationsTheme_Dark_Dialog_Large : R.style.ConversationsTheme_Dialog_Large;
84 default:
85 return dark ? R.style.ConversationsTheme_Dark_Dialog : R.style.ConversationsTheme_Dialog;
86 }
87 }
88
89 private static boolean isDark(final SharedPreferences sharedPreferences, final Resources resources) {
90 final String setting = sharedPreferences.getString(SettingsActivity.THEME, resources.getString(R.string.theme));
91 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q && "automatic".equals(setting)) {
92 return (resources.getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK) == Configuration.UI_MODE_NIGHT_YES;
93 } else {
94 return "dark".equals(setting) || "obsidian".equals(setting) || "oledblack".equals(setting);
95 }
96 }
97
98 public static boolean isDark(@StyleRes int id) {
99 switch (id) {
100 case R.style.ConversationsTheme_Dark:
101 case R.style.ConversationsTheme_Dark_Large:
102 case R.style.ConversationsTheme_Dark_Medium:
103 case R.style.ConversationsTheme_Obsidian:
104 case R.style.ConversationsTheme_Obsidian_Large:
105 case R.style.ConversationsTheme_Obsidian_Medium:
106 case R.style.ConversationsTheme_OLEDBlack:
107 case R.style.ConversationsTheme_OLEDBlack_Large:
108 case R.style.ConversationsTheme_OLEDBlack_Medium:
109 return true;
110 default:
111 return false;
112 }
113 }
114
115 public static void fix(Snackbar snackbar) {
116 final Context context = snackbar.getContext();
117 TypedArray typedArray = context.obtainStyledAttributes(new int[]{R.attr.TextSizeBody1});
118 final float size = typedArray.getDimension(0,0f);
119 typedArray.recycle();
120 if (size != 0f) {
121 final TextView text = snackbar.getView().findViewById(com.google.android.material.R.id.snackbar_text);
122 final TextView action = snackbar.getView().findViewById(com.google.android.material.R.id.snackbar_action);
123 if (text != null && action != null) {
124 text.setTextSize(TypedValue.COMPLEX_UNIT_PX, size);
125 action.setTextSize(TypedValue.COMPLEX_UNIT_PX, size);
126 action.setTextColor(ContextCompat.getColor(context, R.color.blue_a100));
127 }
128 }
129 }
130}