Skip to content

feat(TextBase): localized text transform #11302

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
CatchABus wants to merge 4 commits into
base: main
Choose a base branch
from
Open

feat(TextBase): localized text transform #11302

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
4 commits
Select commit Hold shift + click to select a range
e821037
feat(TextBase): localized text transform
CatchABus Jul 3, 2026
f2e3e1c
chore: updated widgets aar
CatchABus Jul 3, 2026
4cf1971
feat: accurate android capitalization
CatchABus Jul 4, 2026
ccf2cf7
fix: capitalization shall be applied after digits
CatchABus Jul 4, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
34 changes: 0 additions & 34 deletions package-lock.json
View file
Open in desktop

Some generated files are not rendered by default. Learn more about how customized files appear on GitHub.

Binary file modified packages/core/platforms/android/widgets-release.aar
View file
Open in desktop
Binary file not shown.
14 changes: 5 additions & 9 deletions packages/core/ui/text-base/index.android.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -572,24 +572,20 @@ export class TextBase extends TextBaseCommon {
}
}

function getCapitalizedString(str: string): string {
let newString = str.toLowerCase();
newString = newString.replace(/(?:^|\s'*|[-"([{])+\S/g, (c) => c.toUpperCase());
return newString;
}

export function getTransformedText(text: string, textTransform: CoreTypes.TextTransformType): string {
if (!text || !isString(text)) {
return '';
}

// Use the java string methods to get localized transformations.
// This will respect the locale set by native apis or the localize plugins.
switch (textTransform) {
case 'uppercase':
return text.toUpperCase();
return org.nativescript.widgets.Utils.stringToUpperCase(text);
case 'lowercase':
return text.toLowerCase();
return org.nativescript.widgets.Utils.stringToLowerCase(text);
case 'capitalize':
return getCapitalizedString(text);
return org.nativescript.widgets.Utils.capitalizeString(text);
case 'none':
default:
return text;
Expand Down
8 changes: 5 additions & 3 deletions packages/core/ui/text-base/index.ios.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -488,13 +488,15 @@ export function getTransformedText(text: string, textTransform: CoreTypes.TextTr
return '';
}

// Use the NSString localized properties to get localized transformations.
// This will respect the locale set by native apis or the localize plugins.
switch (textTransform) {
case 'uppercase':
return NSStringFromNSAttributedString(text).uppercaseString;
return NSStringFromNSAttributedString(text).localizedUppercaseString;
case 'lowercase':
return NSStringFromNSAttributedString(text).lowercaseString;
return NSStringFromNSAttributedString(text).localizedLowercaseString;
case 'capitalize':
return NSStringFromNSAttributedString(text).capitalizedString;
return NSStringFromNSAttributedString(text).localizedCapitalizedString;
default:
return text;
}
Expand Down
3 changes: 3 additions & 0 deletions packages/types-android/src/lib/android/org.nativescript.widgets.d.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -785,6 +785,9 @@ declare module org {
public static enableEdgeToEdge(activity: androidx.activity.ComponentActivity, statusBarLight: java.lang.Integer, statusBarDark: java.lang.Integer, navigationBarLight: java.lang.Integer, navigationBarDark: java.lang.Integer, handleDarkMode: org.nativescript.widgets.Utils.HandleDarkMode): void;
public static enableEdgeToEdge(activity: androidx.activity.ComponentActivity, window: android.view.Window, handleDarkMode: org.nativescript.widgets.Utils.HandleDarkMode): void;
public static enableEdgeToEdge(activity: androidx.activity.ComponentActivity, window: android.view.Window): void;
public static stringToUpperCase(value: string): string;
public static stringToLowerCase(value: string): string;
public static capitalizeString(value: string): string;
public static ignoreEdgeToEdgeOnOlderDevices: boolean;
public constructor();
}
Expand Down
30 changes: 30 additions & 0 deletions packages/ui-mobile-base/android/widgets/src/main/java/org/nativescript/widgets/Utils.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -727,6 +727,36 @@ public void run() {
});
}

public static String stringToUpperCase(final String value) {
return value.toUpperCase();
}

public static String stringToLowerCase(final String value) {
return value.toLowerCase();
}

public static String capitalizeString(final String value) {
if (value == null || value.isEmpty()) {
return value;
}

final char[] buffer = value.toLowerCase().toCharArray();
boolean capitalizeNext = true;

for (int i = 0; i < buffer.length; i++) {
final char ch = buffer[i];

// Capitalize characters when located after numbers, whitespace, and punctuation marks but not apostrophe
if (!Character.isLetter(ch) && ch != '\'') {
capitalizeNext = true;
} else if (capitalizeNext) {
buffer[i] = Character.toTitleCase(ch);
capitalizeNext = false;
}
}
return new String(buffer);
}

/**
* Return true if child is a descendant of parent, (or equal to the parent).
*/
Expand Down
Loading