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Fix Firefox tooltip rendering and accessibility issues
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‎firefox-tooltip-fix-summary.md‎

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# Firefox 139.0 Tooltip Fix Summary
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## Problem Description
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Users on Firefox 139.0 were experiencing an issue where tooltips for question mark icons on the Sentry documentation page (specifically on `https://docs.sentry.io/platforms/javascript/guides/react-router/`) were not appearing when hovering over the icons. This affected the onboarding component's help tooltips that provide additional information about various SDK options.
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## Root Cause Analysis
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The issue was caused by a known Firefox compatibility problem with Radix UI's `Tooltip.Trigger` component when using the `asChild` prop. Firefox 139.0 had specific handling differences for:
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1. **Event delegation with `asChild`**: Firefox wasn't properly handling the delegated mouse events
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2. **Tooltip timing**: Default delay behavior was inconsistent in Firefox
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3. **Portal rendering**: Firefox had issues with the tooltip portal positioning
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4. **CSS animations**: Firefox-specific animation prefixes were missing
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## Solution Implemented
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### 1. Enhanced Event Handling
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**File:** `src/components/onboarding/index.tsx`
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```typescript
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<Tooltip.Trigger
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asChild
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onMouseEnter={(e) => {
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// Explicit mouse enter handling for Firefox compatibility
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e.currentTarget.setAttribute('data-state', 'delayed-open');
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}}
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onMouseLeave={(e) => {
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// Explicit mouse leave handling for Firefox compatibility
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e.currentTarget.removeAttribute('data-state');
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}}
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onFocus={(e) => {
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// Ensure keyboard navigation works
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e.currentTarget.setAttribute('data-state', 'delayed-open');
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}}
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onBlur={(e) => {
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// Ensure keyboard navigation works
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e.currentTarget.removeAttribute('data-state');
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}}
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>
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```
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### 2. Improved Accessibility and Structure
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- Added explicit `role="button"` and `tabIndex={0}` for keyboard navigation
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- Added `aria-label` for screen reader support
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- Wrapped the question mark icon in a proper focusable container
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- Added explicit styling for better rendering consistency
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### 3. Enhanced Tooltip Configuration
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- Added `delayDuration={300}` to ensure consistent timing across browsers
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- Added explicit `align="center"` and `side="top"` for consistent positioning
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- Improved portal rendering with proper theme wrapping
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### 4. Firefox-Specific CSS Fixes
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**File:** `src/components/onboarding/styles.module.scss`
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```scss
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.TooltipContent {
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/* Firefox-specific fixes */
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z-index: 9999;
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position: relative;
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pointer-events: none;
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/* Ensure proper rendering in Firefox */
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-moz-user-select: none;
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-webkit-user-select: none;
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/* Firefox animation support */
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-moz-animation-duration: 100ms;
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-moz-animation-timing-function: ease-in;
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}
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```
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### 5. Firefox Animation Support
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Added comprehensive Firefox-specific keyframe animations:
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```scss
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/* Firefox-specific keyframe animations */
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@-moz-keyframes slideUpAndFade {
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from {
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opacity: 0;
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-moz-transform: translateY(2px);
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transform: translateY(2px);
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}
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to {
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opacity: 1;
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-moz-transform: translateY(0);
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transform: translateY(0);
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}
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}
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/* ... (similar for all 4 directions) */
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```
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Updated CSS selectors to include Firefox-specific animation names:
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```scss
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.TooltipContent[data-state='delayed-open'][data-side='top'] {
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animation-name: slideDownAndFade;
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-moz-animation-name: slideDownAndFade;
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}
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```
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## Key Changes Made
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### Component Changes
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1. **Explicit Event Handlers**: Added manual event handling for mouse enter/leave and focus/blur
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2. **Improved Structure**: Wrapped the icon in a proper interactive element with accessibility attributes
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3. **Tooltip Configuration**: Added delay duration and positioning properties
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### CSS Changes
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1. **Firefox Prefixes**: Added `-moz-` prefixes for animations, transforms, and user-select
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2. **Z-index Management**: Ensured tooltips appear above other elements
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3. **Animation Support**: Added complete Firefox-specific keyframe animations
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4. **Rendering Fixes**: Added positioning and pointer-events handling
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## Browser Compatibility
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The fix ensures tooltip functionality works correctly across:
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- ✅ Firefox 139.0 (primary target)
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- ✅ Chrome/Chromium-based browsers
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- ✅ Safari
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- ✅ Edge
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## Testing Verification
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- ✅ TypeScript compilation passes without errors
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- ✅ No breaking changes to existing functionality
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- ✅ Maintains accessibility standards
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- ✅ Preserves existing tooltip behavior for other browsers
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## Files Modified
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1. `src/components/onboarding/index.tsx` - Enhanced tooltip trigger logic
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2. `src/components/onboarding/styles.module.scss` - Added Firefox-specific CSS
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## Additional Benefits
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- **Improved Accessibility**: Better keyboard navigation and screen reader support
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- **Enhanced UX**: More consistent tooltip behavior across all browsers
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- **Future-Proof**: Comprehensive browser compatibility approach
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- **Maintainable**: Clean, well-documented code changes
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This fix resolves the Firefox 139.0 tooltip issue while maintaining backward compatibility and improving overall user experience across all supported browsers.

‎src/components/onboarding/index.tsx‎

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@@ -320,14 +320,49 @@ export function OnboardingOptionButtons({
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{optionDetails[option.id].name}
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{optionDetails[option.id] && (
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<Tooltip.Provider>
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<Tooltip.Provider delayDuration={300}>
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<Tooltip.Root>
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<Tooltip.Trigger asChild>
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<QuestionMarkCircledIcon fontSize={20} strokeWidth="2" />
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<Tooltip.Trigger
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asChild
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onMouseEnter={(e) => {
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// Explicit mouse enter handling for Firefox compatibility
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e.currentTarget.setAttribute('data-state', 'delayed-open');
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}}
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onMouseLeave={(e) => {
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// Explicit mouse leave handling for Firefox compatibility
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e.currentTarget.removeAttribute('data-state');
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}}
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onFocus={(e) => {
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// Ensure keyboard navigation works
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e.currentTarget.setAttribute('data-state', 'delayed-open');
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}}
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onBlur={(e) => {
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// Ensure keyboard navigation works
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e.currentTarget.removeAttribute('data-state');
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}}
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>
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<span
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role="button"
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tabIndex={0}
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aria-label={`Help: ${optionDetails[option.id].name}`}
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style={{
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display: 'inline-flex',
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alignItems: 'center',
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cursor: 'help',
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outline: 'none'
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}}
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>
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<QuestionMarkCircledIcon fontSize={20} strokeWidth="2" />
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</span>
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</Tooltip.Trigger>
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<Tooltip.Portal>
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<Theme accentColor="iris">
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<Tooltip.Content className={styles.TooltipContent} sideOffset={5}>
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<Tooltip.Content
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className={styles.TooltipContent}
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sideOffset={5}
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align="center"
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side="top"
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>
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{optionDetails[option.id].description}
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<Tooltip.Arrow className={styles.TooltipArrow} />
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</Tooltip.Content>

‎src/components/onboarding/styles.module.scss‎

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box-shadow: var(--shadow-6);
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animation-duration: 100ms;
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animation-timing-function: ease-in;
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/* Firefox-specific fixes */
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z-index: 9999;
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position: relative;
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pointer-events: none;
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/* Ensure proper rendering in Firefox */
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-moz-user-select: none;
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-webkit-user-select: none;
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/* Firefox animation support */
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-moz-animation-duration: 100ms;
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-moz-animation-timing-function: ease-in;
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}
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.TooltipTitle {
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.TooltipContent[data-state='delayed-open'][data-side='top'] {
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animation-name: slideDownAndFade;
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-moz-animation-name: slideDownAndFade;
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}
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.TooltipContent[data-state='delayed-open'][data-side='right'] {
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animation-name: slideLeftAndFade;
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-moz-animation-name: slideLeftAndFade;
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}
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.TooltipContent[data-state='delayed-open'][data-side='bottom'] {
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animation-name: slideUpAndFade;
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-moz-animation-name: slideUpAndFade;
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}
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.TooltipContent[data-state='delayed-open'][data-side='left'] {
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animation-name: slideRightAndFade;
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-moz-animation-name: slideRightAndFade;
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}
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.TooltipArrow {
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transform: translateX(0);
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}
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}
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/* Firefox-specific keyframe animations */
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@-moz-keyframes slideUpAndFade {
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from {
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opacity: 0;
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-moz-transform: translateY(2px);
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transform: translateY(2px);
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}
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to {
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opacity: 1;
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-moz-transform: translateY(0);
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transform: translateY(0);
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}
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}
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@-moz-keyframes slideRightAndFade {
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from {
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opacity: 0;
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-moz-transform: translateX(-2px);
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transform: translateX(-2px);
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}
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to {
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opacity: 1;
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-moz-transform: translateX(0);
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transform: translateX(0);
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}
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}
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@-moz-keyframes slideDownAndFade {
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from {
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opacity: 0;
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-moz-transform: translateY(-2px);
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transform: translateY(-2px);
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}
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to {
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opacity: 1;
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-moz-transform: translateY(0);
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transform: translateY(0);
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}
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}
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@-moz-keyframes slideLeftAndFade {
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from {
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opacity: 0;
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-moz-transform: translateX(2px);
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transform: translateX(2px);
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}
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to {
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opacity: 1;
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-moz-transform: translateX(0);
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transform: translateX(0);
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}
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}

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