removed all restrictions for switching to lowercase in Predictive mode when the Automatic Capitalization option is on

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

@@ -218,8 +218,7 @@ abstract public class CommandHandler extends TextEditingHandler {
 
 		// if there are no suggestions or they are special chars, we don't need to adjust their text case
 		final String before = suggestionOps.isEmpty() || mInputMode.getSequence().isEmpty() ? "" : suggestionOps.getCurrent();
-		final boolean beforeStartsWithLetter = !before.isEmpty() && Character.isAlphabetic(before.charAt(0));
+		if (before.isEmpty() || !Character.isAlphabetic(before.charAt(0))) {
-		if (!beforeStartsWithLetter) {
 			settings.saveTextCase(mInputMode.getTextCase());
 			return true;
 		}

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

@@ -24,6 +24,7 @@ import io.github.sspanak.tt9.languages.LanguageCollection;
 import io.github.sspanak.tt9.languages.LanguageKind;
 import io.github.sspanak.tt9.preferences.settings.SettingsStore;
 import io.github.sspanak.tt9.ui.UI;
+import io.github.sspanak.tt9.util.Text;
 
 public abstract class TypingHandler extends KeyPadHandler {
 	// internal settings/data
@@ -437,9 +438,11 @@ public abstract class TypingHandler extends KeyPadHandler {
 		String trimmedWord = suggestionOps.getCurrent(mLanguage, mInputMode.getSequenceLength());
 		appHacks.setComposingTextWithHighlightedStem(trimmedWord, mInputMode);
 
-		setStatusIcon(mInputMode, mLanguage);
+		if (new Text(suggestionOps.getCurrent()).isAlphabetic()) {
-		if (settings.isMainLayoutNumpad()) {
+			setStatusIcon(mInputMode, mLanguage);
-			mainView.renderKeys();
+			if (settings.isMainLayoutNumpad()) {
+				mainView.renderKeys();
+			}
 		}
 
 		forceShowWindow();

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

@@ -79,8 +79,8 @@ abstract class UiHandler extends AbstractHandler {
 
 
 	protected void setStatusIcon(@Nullable InputMode mode, @Nullable Language language) {
-		int displayTextCase = getDisplayTextCase(language, mode != null ? mode.getTextCase() : InputMode.CASE_UNDEFINED);
+		final int displayTextCase = getDisplayTextCase(language, mode != null ? mode.getTextCase() : InputMode.CASE_UNDEFINED);
-		int resId = new StatusIcon(settings, mode, language, displayTextCase).resourceId;
+		final int resId = new StatusIcon(settings, mode, language, displayTextCase).resourceId;
 		if (resId == 0) {
 			hideStatusIcon();
 		} else {

app/src/main/java/io/github/sspanak/tt9/ime/modes/ModeWords.java

@@ -362,29 +362,17 @@ class ModeWords extends ModeCheonjiin {
 	public int getTextCase() {
 		// Filter out the internally used text cases. They have no meaning outside this class.
 		return switch (textCase) {
-			case CASE_UPPER, CASE_LOWER -> textCase;
+			case CASE_UPPER, CASE_CAPITALIZE -> textCase;
-			default -> seq.isAnySpecialCharSequence(digitSequence) ? CASE_LOWER : CASE_CAPITALIZE;
+			case CASE_DICTIONARY -> CASE_CAPITALIZE;
+			default -> CASE_LOWER;
 		};
 	}
 
 
 	@Override
 	public boolean nextTextCase() {
-		int before = textCase;
 		boolean changed = super.nextTextCase();
 
-		// When we are in AUTO mode and current dictionary word is in uppercase,
-		// the mode would switch to UPPERCASE, but visually, the word would not change.
-		// This is why we retry, until there is a visual change.
-		// Yet, we allow adjusting individual words to lowercase, if needed.
-		if (digitSequence.isEmpty() && settings.getAutoTextCase() && language.hasUpperCase() && (before == CASE_LOWER || textCase == CASE_LOWER)) {
-			changed = super.nextTextCase();
-		}
-
-		if (seq.startsWithAnySpecialCharSequence(digitSequence) && textCase == CASE_CAPITALIZE) {
-			super.nextTextCase();
-		}
-
 		// since it's a user's choice, the default matters no more
 		textFieldTextCase = changed ? CASE_UNDEFINED : textFieldTextCase;
 
@@ -494,7 +482,7 @@ class ModeWords extends ModeCheonjiin {
 		String modeString = language.getName();
 		if (textCase == CASE_UPPER) {
 			return modeString.toUpperCase(language.getLocale());
-		} else if (textCase == CASE_LOWER && !settings.getAutoTextCase()) {
+		} else if (textCase == CASE_LOWER) {
 			return modeString.toLowerCase(language.getLocale());
 		} else {
 			return modeString;

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

@@ -51,8 +51,8 @@ public class AutoTextCase {
 		if (
 			// When the setting is off, don't do any changes.
 			!settings.getAutoTextCase()
-			// If the user wants to type in uppercase, this must be for a reason, so we better not override it.
+			// If the user has explicitly selected a text case, we respect that.
-			|| currentTextCase == InputMode.CASE_UPPER
+			|| currentTextCase == InputMode.CASE_UPPER || currentTextCase == InputMode.CASE_LOWER
 			// we do not have text fields that expect sentences, so disable the feature to save some resources
 			|| isUs
 		) {