moved the system info and interaction utils to their own package

app/src/main/java/io/github/sspanak/tt9/db/customWords/AbstractExporter.java

@@ -15,8 +15,8 @@ import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.OutputStream;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
-import io.github.sspanak.tt9.util.Permissions;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
+import io.github.sspanak.tt9.util.sys.Permissions;
 
 public abstract class AbstractExporter extends AbstractFileProcessor {
 	protected static String FILE_EXTENSION = ".csv";

app/src/main/java/io/github/sspanak/tt9/hacks/InputType.java

@@ -5,6 +5,7 @@ import android.view.inputmethod.EditorInfo;
 import android.view.inputmethod.InputConnection;
 
 import io.github.sspanak.tt9.ime.helpers.StandardInputType;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class InputType extends StandardInputType {
 	private final boolean isUs;

app/src/main/java/io/github/sspanak/tt9/ime/CommandHandler.java

@@ -3,16 +3,16 @@ package io.github.sspanak.tt9.ime;
 import io.github.sspanak.tt9.R;
 import io.github.sspanak.tt9.db.DataStore;
 import io.github.sspanak.tt9.db.words.DictionaryLoader;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.ime.modes.InputMode;
 import io.github.sspanak.tt9.ime.modes.InputModeKind;
 import io.github.sspanak.tt9.languages.LanguageCollection;
 import io.github.sspanak.tt9.ui.UI;
 import io.github.sspanak.tt9.ui.dialogs.AddWordDialog;
-import io.github.sspanak.tt9.util.Clipboard;
 import io.github.sspanak.tt9.util.Logger;
-import io.github.sspanak.tt9.util.SystemSettings;
 import io.github.sspanak.tt9.util.Ternary;
+import io.github.sspanak.tt9.util.sys.Clipboard;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
+import io.github.sspanak.tt9.util.sys.SystemSettings;
 
 abstract public class CommandHandler extends TextEditingHandler {
 	@Override

app/src/main/java/io/github/sspanak/tt9/ime/KeyPadHandler.java

@@ -5,8 +5,8 @@ import android.view.KeyEvent;
 import io.github.sspanak.tt9.ime.helpers.Key;
 import io.github.sspanak.tt9.preferences.screens.debug.ItemInputHandlingMode;
 import io.github.sspanak.tt9.preferences.settings.SettingsStore;
-import io.github.sspanak.tt9.util.SystemSettings;
 import io.github.sspanak.tt9.util.Timer;
+import io.github.sspanak.tt9.util.sys.SystemSettings;
 
 
 abstract class KeyPadHandler extends UiHandler {

app/src/main/java/io/github/sspanak/tt9/ime/TextEditingHandler.java

@@ -3,8 +3,8 @@ package io.github.sspanak.tt9.ime;
 import io.github.sspanak.tt9.ime.modes.InputModeKind;
 import io.github.sspanak.tt9.languages.LanguageCollection;
 import io.github.sspanak.tt9.languages.LanguageKind;
-import io.github.sspanak.tt9.util.Clipboard;
 import io.github.sspanak.tt9.util.Ternary;
+import io.github.sspanak.tt9.util.sys.Clipboard;
 
 abstract public class TextEditingHandler extends VoiceHandler {
 	protected boolean isLanguageRTL;

app/src/main/java/io/github/sspanak/tt9/ime/TraditionalT9.java

@@ -18,7 +18,7 @@ import io.github.sspanak.tt9.preferences.settings.SettingsStore;
 import io.github.sspanak.tt9.ui.UI;
 import io.github.sspanak.tt9.ui.dialogs.PopupDialog;
 import io.github.sspanak.tt9.util.Logger;
-import io.github.sspanak.tt9.util.SystemSettings;
+import io.github.sspanak.tt9.util.sys.SystemSettings;
 
 public class TraditionalT9 extends MainViewHandler {
 	private static final String LOG_TAG = "MAIN";

app/src/main/java/io/github/sspanak/tt9/ime/UiHandler.java

@@ -3,13 +3,13 @@ package io.github.sspanak.tt9.ime;
 import android.view.inputmethod.InputMethodManager;
 
 import io.github.sspanak.tt9.R;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.ime.modes.InputMode;
 import io.github.sspanak.tt9.ime.modes.InputModeKind;
 import io.github.sspanak.tt9.preferences.settings.SettingsStore;
 import io.github.sspanak.tt9.ui.main.ResizableMainView;
 import io.github.sspanak.tt9.ui.tray.StatusBar;
-import io.github.sspanak.tt9.util.SystemSettings;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
+import io.github.sspanak.tt9.util.sys.SystemSettings;
 
 abstract class UiHandler extends AbstractHandler {
 	protected SettingsStore settings;

app/src/main/java/io/github/sspanak/tt9/ime/helpers/InputField.java

@@ -7,9 +7,9 @@ import androidx.annotation.Nullable;
 
 import java.util.ArrayList;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.languages.Language;
 import io.github.sspanak.tt9.languages.LanguageCollection;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class InputField {
 	public static final int IME_ACTION_ENTER = EditorInfo.IME_MASK_ACTION + 1;

app/src/main/java/io/github/sspanak/tt9/ime/helpers/TextSelection.java

@@ -8,7 +8,7 @@ import android.view.inputmethod.InputConnection;
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 
-import io.github.sspanak.tt9.util.Clipboard;
+import io.github.sspanak.tt9.util.sys.Clipboard;
 
 public class TextSelection {
 	@Nullable private final InputConnection connection;

app/src/main/java/io/github/sspanak/tt9/ime/voice/SpeechRecognizerSupportLegacy.java

@@ -6,8 +6,8 @@ import android.speech.SpeechRecognizer;
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.languages.Language;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class SpeechRecognizerSupportLegacy {
 	final boolean isOnDeviceRecognitionAvailable;

app/src/main/java/io/github/sspanak/tt9/ime/voice/SpeechRecognizerSupportModern.java

@@ -14,8 +14,8 @@ import java.util.HashSet;
 import java.util.List;
 import java.util.concurrent.Executors;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.languages.Language;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 @RequiresApi(api = Build.VERSION_CODES.TIRAMISU)
 class SpeechRecognizerSupportModern extends SpeechRecognizerSupportLegacy implements RecognitionSupportCallback {

app/src/main/java/io/github/sspanak/tt9/ime/voice/VoiceInputError.java

@@ -6,7 +6,7 @@ import android.speech.SpeechRecognizer;
 import androidx.annotation.NonNull;
 
 import io.github.sspanak.tt9.R;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class VoiceInputError {
 	public final static int ERROR_NOT_AVAILABLE = 101;

app/src/main/java/io/github/sspanak/tt9/ime/voice/VoiceInputOps.java

@@ -13,10 +13,10 @@ import androidx.annotation.Nullable;
 import java.util.ArrayList;
 
 import io.github.sspanak.tt9.R;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.languages.Language;
 import io.github.sspanak.tt9.util.ConsumerCompat;
 import io.github.sspanak.tt9.util.Logger;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class VoiceInputOps {
 	private final static String LOG_TAG = VoiceInputOps.class.getSimpleName();

app/src/main/java/io/github/sspanak/tt9/languages/LanguageCollection.java

@@ -11,7 +11,7 @@ import java.util.HashMap;
 import java.util.Locale;
 
 import io.github.sspanak.tt9.util.Logger;
-import io.github.sspanak.tt9.util.SystemSettings;
+import io.github.sspanak.tt9.util.sys.SystemSettings;
 
 public class LanguageCollection {
 	private static LanguageCollection self;

app/src/main/java/io/github/sspanak/tt9/preferences/HelpActivity.java

@@ -1,14 +1,13 @@
 package io.github.sspanak.tt9.preferences;
 
-import android.util.TypedValue;
-import android.widget.TextView;
-
 import java.io.BufferedReader;
 import java.io.IOException;
 
 import io.github.sspanak.tt9.ui.WebViewActivity;
 import io.github.sspanak.tt9.util.Logger;
-import io.github.sspanak.tt9.util.SystemSettings;
+import io.github.sspanak.tt9.util.colors.AccentSystemColor;
+import io.github.sspanak.tt9.util.colors.TextSystemColor;
+import io.github.sspanak.tt9.util.sys.SystemSettings;
 
 public class HelpActivity extends WebViewActivity {
 	public HelpActivity() {
@@ -30,8 +29,8 @@ public class HelpActivity extends WebViewActivity {
 				builder.append(line);
 			}
 			return builder.toString()
-				.replaceFirst("color: default", getTextColor())
-				.replaceFirst("color: accent", getLinkColor());
+				.replaceFirst("color: default;", (new TextSystemColor(this)).toCssColor())
+				.replaceFirst("color: accent;", (new AccentSystemColor(this)).toCssColor());
 		} catch (Exception e) {
 			Logger.e(getClass().getSimpleName(), "Failed opening the help HTML document.");
 			return "";
@@ -44,20 +43,4 @@ public class HelpActivity extends WebViewActivity {
 		file = file.exists() ? file : new HelpFile(this);
 		return file.getReader();
 	}
-
-	private String getTextColor() {
-		return colorToHex(new TextView(this).getTextColors().getDefaultColor());
-	}
-
-	private String getLinkColor() {
-		final TypedValue value = new TypedValue();
-		getTheme().resolveAttribute(android.R.attr.colorAccent, value, true);
-		return colorToHex(value.data);
-	}
-
-	private String colorToHex(int color) {
-		String textColor = String.format("%06x", color);
-		textColor = textColor.length() == 8 ? textColor.substring(2) : textColor;
-		return "color: #" + textColor;
-	}
 }

app/src/main/java/io/github/sspanak/tt9/preferences/PreferencesActivity.java

@@ -35,7 +35,7 @@ import io.github.sspanak.tt9.preferences.screens.punctuation.PunctuationScreen;
 import io.github.sspanak.tt9.preferences.screens.setup.SetupScreen;
 import io.github.sspanak.tt9.ui.ActivityWithNavigation;
 import io.github.sspanak.tt9.util.Logger;
-import io.github.sspanak.tt9.util.SystemSettings;
+import io.github.sspanak.tt9.util.sys.SystemSettings;
 
 public class PreferencesActivity extends ActivityWithNavigation implements PreferenceFragmentCompat.OnPreferenceStartFragmentCallback {
 	/**

app/src/main/java/io/github/sspanak/tt9/preferences/items/ItemSearch.java

@@ -10,9 +10,9 @@ import androidx.appcompat.content.res.AppCompatResources;
 import androidx.preference.PreferenceViewHolder;
 
 import io.github.sspanak.tt9.R;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.languages.LanguageCollection;
 import io.github.sspanak.tt9.languages.LanguageKind;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 abstract public class ItemSearch extends ItemTextInput {
 	public ItemSearch(@NonNull Context context, @Nullable AttributeSet attrs, int defStyleAttr, int defStyleRes) {

app/src/main/java/io/github/sspanak/tt9/preferences/items/ItemText.java

@@ -3,10 +3,10 @@ package io.github.sspanak.tt9.preferences.items;
 import androidx.preference.Preference;
 
 import io.github.sspanak.tt9.R;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.preferences.PreferencesActivity;
 import io.github.sspanak.tt9.ui.UI;
-import io.github.sspanak.tt9.util.Clipboard;
+import io.github.sspanak.tt9.util.sys.Clipboard;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class ItemText extends ItemClickable {
 	private final PreferencesActivity activity;

app/src/main/java/io/github/sspanak/tt9/preferences/screens/BaseScreenFragment.java

@@ -6,11 +6,11 @@ import android.view.MenuItem;
 import androidx.annotation.NonNull;
 import androidx.preference.PreferenceFragmentCompat;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.preferences.PreferencesActivity;
 import io.github.sspanak.tt9.preferences.custom.ScreenPreferencesList;
 import io.github.sspanak.tt9.preferences.settings.SettingsUI;
 import io.github.sspanak.tt9.util.Logger;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 abstract public class BaseScreenFragment extends PreferenceFragmentCompat {
 	protected PreferencesActivity activity;

app/src/main/java/io/github/sspanak/tt9/preferences/screens/appearance/ItemDragResize.java

@@ -4,8 +4,8 @@ import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.preference.SwitchPreferenceCompat;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.preferences.settings.SettingsStore;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class ItemDragResize {
 	public final static String NAME = "pref_drag_resize";

app/src/main/java/io/github/sspanak/tt9/preferences/screens/appearance/ItemSelectSettingsFontSize.java

@@ -6,9 +6,9 @@ import androidx.preference.Preference;
 import java.util.LinkedHashMap;
 
 import io.github.sspanak.tt9.R;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.preferences.items.ItemDropDown;
 import io.github.sspanak.tt9.preferences.settings.SettingsStore;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class ItemSelectSettingsFontSize extends ItemDropDown {
 	public static final String NAME = "pref_font_size";

app/src/main/java/io/github/sspanak/tt9/preferences/screens/debug/DebugScreen.java

@@ -1,10 +1,10 @@
 package io.github.sspanak.tt9.preferences.screens.debug;
 
 import io.github.sspanak.tt9.R;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.preferences.PreferencesActivity;
 import io.github.sspanak.tt9.preferences.items.ItemText;
 import io.github.sspanak.tt9.preferences.screens.BaseScreenFragment;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class DebugScreen extends BaseScreenFragment {
 	public static final String NAME = "Debug";

app/src/main/java/io/github/sspanak/tt9/preferences/screens/debug/ItemPrecalculateNavbarHeight.java

@@ -4,9 +4,9 @@ import androidx.annotation.NonNull;
 import androidx.preference.Preference;
 import androidx.preference.SwitchPreferenceCompat;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.preferences.items.ItemClickable;
 import io.github.sspanak.tt9.preferences.settings.SettingsStore;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class ItemPrecalculateNavbarHeight extends ItemClickable {
 	public static final String NAME = "hack_precalculate_navbar_height_v3";

app/src/main/java/io/github/sspanak/tt9/preferences/screens/hotkeys/PreferenceHotkey.java

@@ -9,11 +9,11 @@ import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 
 import io.github.sspanak.tt9.R;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.ime.helpers.Key;
 import io.github.sspanak.tt9.preferences.custom.ScreenPreference;
 import io.github.sspanak.tt9.preferences.settings.SettingsStore;
 import io.github.sspanak.tt9.ui.UI;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class PreferenceHotkey extends ScreenPreference implements DialogInterface.OnKeyListener{
 	private static final int CANCEL_KEY = 0;

app/src/main/java/io/github/sspanak/tt9/preferences/screens/languages/ItemDictionaryNotifications.java

@@ -5,7 +5,7 @@ import androidx.preference.SwitchPreferenceCompat;
 
 import io.github.sspanak.tt9.preferences.PreferencesActivity;
 import io.github.sspanak.tt9.preferences.items.ItemSwitch;
-import io.github.sspanak.tt9.util.Permissions;
+import io.github.sspanak.tt9.util.sys.Permissions;
 
 public class ItemDictionaryNotifications extends ItemSwitch {
 	public static final String NAME = "dictionary_notifications";

app/src/main/java/io/github/sspanak/tt9/preferences/screens/main/MainSettingsScreen.java

@@ -9,7 +9,7 @@ import io.github.sspanak.tt9.R;
 import io.github.sspanak.tt9.preferences.HelpFile;
 import io.github.sspanak.tt9.preferences.PreferencesActivity;
 import io.github.sspanak.tt9.preferences.screens.BaseScreenFragment;
-import io.github.sspanak.tt9.util.SystemSettings;
+import io.github.sspanak.tt9.util.sys.SystemSettings;
 
 public class MainSettingsScreen extends BaseScreenFragment {
 	final public static String NAME = "Main";

app/src/main/java/io/github/sspanak/tt9/preferences/screens/setup/ItemSpellCheck.java

@@ -9,10 +9,10 @@ import android.view.textservice.TextServicesManager;
 import androidx.preference.Preference;
 
 import io.github.sspanak.tt9.R;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.preferences.PreferencesActivity;
 import io.github.sspanak.tt9.preferences.items.ItemClickable;
 import io.github.sspanak.tt9.ui.UI;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class ItemSpellCheck extends ItemClickable {
 	public ItemSpellCheck(PreferencesActivity activity, Preference item) {

app/src/main/java/io/github/sspanak/tt9/preferences/screens/setup/SetupScreen.java

@@ -5,7 +5,7 @@ import androidx.preference.Preference;
 import io.github.sspanak.tt9.R;
 import io.github.sspanak.tt9.preferences.PreferencesActivity;
 import io.github.sspanak.tt9.preferences.screens.BaseScreenFragment;
-import io.github.sspanak.tt9.util.SystemSettings;
+import io.github.sspanak.tt9.util.sys.SystemSettings;
 
 public class SetupScreen extends BaseScreenFragment {
 	final public static String NAME = "Setup";

app/src/main/java/io/github/sspanak/tt9/preferences/settings/SettingsHacks.java

@@ -2,9 +2,9 @@ package io.github.sspanak.tt9.preferences.settings;
 
 import android.content.Context;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.preferences.screens.debug.ItemInputHandlingMode;
 import io.github.sspanak.tt9.util.Logger;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 class SettingsHacks extends BaseSettings {
 	private boolean demoMode = false;

app/src/main/java/io/github/sspanak/tt9/preferences/settings/SettingsUI.java

@@ -8,8 +8,8 @@ import android.view.Gravity;
 import androidx.appcompat.app.AppCompatDelegate;
 
 import io.github.sspanak.tt9.R;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.util.Logger;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class SettingsUI extends SettingsTyping {
 	public final static int FONT_SIZE_DEFAULT = 0;

app/src/main/java/io/github/sspanak/tt9/ui/EdgeToEdgeActivity.java

@@ -5,7 +5,7 @@ import android.view.WindowInsets;
 
 import androidx.appcompat.app.AppCompatActivity;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 
 public class EdgeToEdgeActivity extends AppCompatActivity {

app/src/main/java/io/github/sspanak/tt9/ui/UI.java

@@ -17,8 +17,8 @@ import com.google.android.material.dialog.MaterialAlertDialogBuilder;
 
 import java.util.HashMap;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.preferences.PreferencesActivity;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class UI {
 	private static final HashMap<String, Toast> singleToasts = new HashMap<>();

app/src/main/java/io/github/sspanak/tt9/ui/Vibration.java

@@ -5,10 +5,10 @@ import android.view.View;
 
 import androidx.annotation.NonNull;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.preferences.settings.SettingsStore;
 import io.github.sspanak.tt9.ui.main.keys.BaseClickableKey;
 import io.github.sspanak.tt9.ui.main.keys.SoftKeyNumber;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class Vibration {
 	@NonNull private final SettingsStore settings;

app/src/main/java/io/github/sspanak/tt9/ui/WebViewSafeClient.java

@@ -8,9 +8,9 @@ import android.webkit.WebViewClient;
 import androidx.annotation.NonNull;
 
 import io.github.sspanak.tt9.R;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
-import io.github.sspanak.tt9.util.Clipboard;
 import io.github.sspanak.tt9.util.Logger;
+import io.github.sspanak.tt9.util.sys.Clipboard;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class WebViewSafeClient extends WebViewClient {
 	private final Activity activity;

app/src/main/java/io/github/sspanak/tt9/ui/dialogs/AddWordDialog.java

@@ -9,12 +9,12 @@ import androidx.annotation.NonNull;
 import io.github.sspanak.tt9.R;
 import io.github.sspanak.tt9.db.DataStore;
 import io.github.sspanak.tt9.db.entities.AddWordResult;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.languages.Language;
 import io.github.sspanak.tt9.languages.LanguageCollection;
 import io.github.sspanak.tt9.preferences.settings.SettingsStore;
 import io.github.sspanak.tt9.util.ConsumerCompat;
 import io.github.sspanak.tt9.util.ThemedContextBuilder;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class AddWordDialog extends PopupDialog {
 	public static final String TYPE = "tt9.popup_dialog.add_word";

app/src/main/java/io/github/sspanak/tt9/ui/dialogs/RequestPermissionDialog.java

@@ -12,7 +12,7 @@ import androidx.appcompat.app.AppCompatActivity;
 import io.github.sspanak.tt9.R;
 import io.github.sspanak.tt9.ime.TraditionalT9;
 import io.github.sspanak.tt9.ui.UI;
-import io.github.sspanak.tt9.util.Permissions;
+import io.github.sspanak.tt9.util.sys.Permissions;
 
 public class RequestPermissionDialog extends AppCompatActivity {
 	private final Permissions permissions;

app/src/main/java/io/github/sspanak/tt9/ui/main/BaseMainLayout.java

@@ -17,10 +17,10 @@ import androidx.core.view.WindowInsetsCompat;
 import java.util.ArrayList;
 
 import io.github.sspanak.tt9.R;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.ime.TraditionalT9;
 import io.github.sspanak.tt9.ui.main.keys.SoftKey;
 import io.github.sspanak.tt9.util.ThemedContextBuilder;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 abstract class BaseMainLayout {
 	protected int e2ePaddingBottomLandscape = -1;

app/src/main/java/io/github/sspanak/tt9/ui/main/MainLayoutNumpad.java

@@ -9,12 +9,12 @@ import androidx.annotation.NonNull;
 import java.util.ArrayList;
 
 import io.github.sspanak.tt9.R;
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.ime.TraditionalT9;
 import io.github.sspanak.tt9.languages.LanguageKind;
 import io.github.sspanak.tt9.preferences.settings.SettingsStore;
 import io.github.sspanak.tt9.ui.main.keys.SoftKey;
 import io.github.sspanak.tt9.ui.main.keys.SoftKeySettings;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 class MainLayoutNumpad extends BaseMainLayout {
 	private boolean isTextEditingShown = false;

app/src/main/java/io/github/sspanak/tt9/ui/main/ResizableMainView.java

@@ -5,10 +5,10 @@ import android.view.View;
 
 import androidx.annotation.NonNull;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.ime.TraditionalT9;
 import io.github.sspanak.tt9.preferences.settings.SettingsStore;
 import io.github.sspanak.tt9.ui.Vibration;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class ResizableMainView extends MainView implements View.OnAttachStateChangeListener {
 	private Vibration vibration;

app/src/main/java/io/github/sspanak/tt9/ui/main/keys/SoftKey.java

@@ -13,10 +13,10 @@ import android.widget.TextView;
 
 import androidx.annotation.Nullable;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.preferences.settings.SettingsStore;
 import io.github.sspanak.tt9.util.Text;
 import io.github.sspanak.tt9.util.chars.Characters;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public class SoftKey extends BaseClickableKey {
 	protected RelativeLayout overlay = null;

app/src/main/java/io/github/sspanak/tt9/ui/notifications/DictionaryNotification.java

@@ -10,9 +10,9 @@ import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.core.app.NotificationCompat;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.languages.Language;
 import io.github.sspanak.tt9.util.Logger;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 public abstract class DictionaryNotification {
 	private static final int NOTIFICATION_ID = 1;

app/src/main/java/io/github/sspanak/tt9/util/chars/Emoji.java

@@ -5,7 +5,7 @@ import android.graphics.Paint;
 import java.util.ArrayList;
 import java.util.Arrays;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 class Emoji extends Punctuation {
 	final public static boolean NO_EMOJI_SUPPORT = !DeviceInfo.AT_LEAST_ANDROID_6;

app/src/main/java/io/github/sspanak/tt9/util/chars/Punctuation.java

@@ -5,9 +5,9 @@ import android.graphics.Paint;
 import java.util.ArrayList;
 import java.util.Arrays;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
 import io.github.sspanak.tt9.languages.Language;
 import io.github.sspanak.tt9.languages.LanguageKind;
+import io.github.sspanak.tt9.util.sys.DeviceInfo;
 
 class Punctuation {
 	public static final String AR_QUESTION_MARK = "؟";

app/src/main/java/io/github/sspanak/tt9/util/colors/AccentSystemColor.java

@@ -0,0 +1,14 @@
+package io.github.sspanak.tt9.util.colors;
+
+import android.content.Context;
+import android.util.TypedValue;
+
+import androidx.annotation.NonNull;
+
+public class AccentSystemColor extends SystemColor{
+	public AccentSystemColor(@NonNull Context context) {
+		final TypedValue value = new TypedValue();
+		context.getTheme().resolveAttribute(android.R.attr.colorAccent, value, true);
+		color = value.data;
+	}
+}

app/src/main/java/io/github/sspanak/tt9/util/colors/SystemColor.java

@@ -0,0 +1,31 @@
+package io.github.sspanak.tt9.util.colors;
+
+public class SystemColor {
+	protected int color;
+
+	protected SystemColor(int color) {
+		this.color = color;
+	}
+
+	public SystemColor() {
+		color = 0;
+	}
+
+	final public int get() {
+		return color;
+	}
+
+	final public SystemColor toComplementary() {
+		return new SystemColor(0xFFFFFF - color);
+	}
+
+	final public String toCssColor() {
+		return "color:" + toHex() + ";";
+	}
+
+	final public String toHex() {
+		String hexColor = String.format("%06x", color);
+		hexColor = hexColor.length() == 8 ? hexColor.substring(2) : hexColor;
+		return "#" + hexColor;
+	}
+}

app/src/main/java/io/github/sspanak/tt9/util/colors/TextSystemColor.java

@@ -0,0 +1,12 @@
+package io.github.sspanak.tt9.util.colors;
+
+import android.content.Context;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+
+public class TextSystemColor extends SystemColor{
+	public TextSystemColor(@NonNull Context context) {
+		color = new TextView(context).getTextColors().getDefaultColor();
+	}
+}

app/src/main/java/io/github/sspanak/tt9/util/sys/Clipboard.java

@@ -1,4 +1,4 @@
-package io.github.sspanak.tt9.util;
+package io.github.sspanak.tt9.util.sys;
 
 import android.content.ClipData;
 import android.content.ClipboardManager;

app/src/main/java/io/github/sspanak/tt9/util/sys/DeviceInfo.java

@@ -1,4 +1,4 @@
-package io.github.sspanak.tt9.hacks;
+package io.github.sspanak.tt9.util.sys;
 
 import android.content.Context;
 import android.content.res.Configuration;

app/src/main/java/io/github/sspanak/tt9/util/sys/HardwareInfo.java

@@ -1,4 +1,4 @@
-package io.github.sspanak.tt9.hacks;
+package io.github.sspanak.tt9.util.sys;
 
 import android.content.Context;
 import android.content.pm.PackageManager;

app/src/main/java/io/github/sspanak/tt9/util/sys/Permissions.java

@@ -1,4 +1,4 @@
-package io.github.sspanak.tt9.util;
+package io.github.sspanak.tt9.util.sys;
 
 
 import android.Manifest;
@@ -9,8 +9,6 @@ import androidx.annotation.NonNull;
 
 import java.util.HashMap;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
-
 public class Permissions {
 	private static final HashMap<String, Boolean> firstTimeAsking = new HashMap<>();
 	@NonNull private final Activity activity;

app/src/main/java/io/github/sspanak/tt9/util/sys/SystemSettings.java

@@ -1,4 +1,4 @@
-package io.github.sspanak.tt9.util;
+package io.github.sspanak.tt9.util.sys;
 
 import android.content.Context;
 import android.os.LocaleList;
@@ -13,8 +13,6 @@ import androidx.annotation.Nullable;
 
 import java.util.Locale;
 
-import io.github.sspanak.tt9.hacks.DeviceInfo;
-
 
 public class SystemSettings {
 	private static InputMethodManager inputManager;