Status
This page documents the implementation status of various HTML and CSS features in Blitz.
Observers
| Property | Status |
|---|
| ResizeObserver | ❌ Not supported |
| MutationObserver | ❌ Not supported |
| IntersectionObserver | ❌ Not supported |
| PerformanceObserver | ❌ Not supported |
Mouse
| Property | Status |
|---|
| mousedown | ✅ Supported |
| mouseup | ✅ Supported |
| click | ✅ Supported |
| auxclick | ✅ Supported |
| dblclick | ✅ Supported |
| contextmenu | ✅ Supported |
| mousemove | ✅ Supported |
| mouseenter | ✅ Supported |
| mouseleave | ✅ Supported |
| mouseover | ✅ Supported |
| mouseout | ✅ Supported |
Pointer
The pointer event support currently only handles a single primary pointer
| Property | Status |
|---|
| pointerdown | ✅ Supported |
| pointerup | ✅ Supported |
| pointermove | ✅ Supported |
| pointerover | ✅ Supported |
| pointerout | ✅ Supported |
| pointerenter | ✅ Supported |
| pointerleave | ✅ Supported |
| pointercancel | ❌ Not supported |
| pointerrawupdate | ❌ Not supported |
Touch
| Property | Status |
|---|
| touchstart | ❌ Not supported |
| touchend | ❌ Not supported |
| touchmove | ❌ Not supported |
| touchcancel | ❌ Not supported |
Scroll / Wheel
| Property | Status |
|---|
| wheel | ✅ Supported |
| scroll | ✅ Supported |
| scrollend | ❌ Not supported |
Drag & Drop
| Property | Status |
|---|
| dragstart | ❌ Not supported |
| dragend | ❌ Not supported |
| drag | ❌ Not supported |
| drop | ❌ Not supported |
| dragover | ❌ Not supported |
| dragenter | ❌ Not supported |
| dragleave | ❌ Not supported |
Keyboard
| Property | Status |
|---|
| keydown | ✅ Supported |
| keyup | ✅ Supported |
| keypress | ✅ Supported |
Change, Input & Selection
| Property | Status |
|---|
| change | ❌ Not supported |
| input | ✅ Supported |
| beforeinput | ❌ Not supported |
| select | ❌ Not supported |
Focus
| Property | Status |
|---|
| focus | ✅ Supported |
| blur | ✅ Supported |
| focusin | ✅ Supported |
| focusout | ✅ Supported |
Composition
| Property | Status |
|---|
| compositionstart | ❌ Not supported |
| compositionend | ❌ Not supported |
| compositionupdate | ❌ Not supported |
Clipboard
| Property | Status |
|---|
| cut | ❌ Not supported |
| copy | ❌ Not supported |
| paste | ❌ Not supported |
Form
| Property | Status |
|---|
| submit | ✅ Supported |
| reset | ❌ Not supported |
| invalid | ❌ Not supported |
Loading
| Property | Status |
|---|
| load | ❌ Not supported |
| unload | ❌ Not supported |
| error | ❌ Not supported |
| abort | ❌ Not supported |
Window / Global
| Property | Status |
|---|
| resize | ❌ Not supported |
| load | ❌ Not supported |
| DOMContentLoaded | ❌ Not supported |
