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mutation: implement attribute and cdata observer

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This commit is contained in:
Pierre Tachoire
2024-06-21 09:18:52 +02:00
parent 12111d4cdf
commit 94e47f4f35
2 changed files with 329 additions and 6 deletions
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25
src/netsurf/netsurf.zig
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@@ -522,6 +522,27 @@ pub const EventType = enum(u8) {
progress_event = 1,
};
pub const MutationEvent = c.dom_mutation_event;
pub fn eventToMutationEvent(evt: *Event) *MutationEvent {
return @as(*MutationEvent, @ptrCast(evt));
}
pub fn mutationEventAttributeName(evt: *MutationEvent) ![]const u8 {
var s: ?*String = undefined;
const err = c._dom_mutation_event_get_attr_name(evt, &s);
try DOMErr(err);
return strToData(s.?);
}
pub fn mutationEventPrevValue(evt: *MutationEvent) !?[]const u8 {
var s: ?*String = undefined;
const err = c._dom_mutation_event_get_prev_value(evt, &s);
try DOMErr(err);
if (s == null) return null;
return strToData(s.?);
}
// EventListener
pub const EventListener = c.dom_event_listener;
const EventListenerEntry = c.listener_entry;
@@ -533,6 +554,10 @@ fn eventListenerGetData(lst: *EventListener) ?*anyopaque {
// EventTarget
pub const EventTarget = c.dom_event_target;
pub fn eventTargetToNode(et: *EventTarget) *Node {
return @as(*Node, @ptrCast(et));
}
fn eventTargetVtable(et: *EventTarget) c.dom_event_target_vtable {
// retrieve the vtable
const vtable = et.*.vtable.?;