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Prevent registering the same event listener twice on the same element with the exact same data in wasm.

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This commit is contained in:
Jonathan Tron
2025-03-21 09:38:23 +01:00
parent 631406eecc
commit 2bccd07426
1 changed files with 9 additions and 2 deletions
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core/sys/wasm/js/odin.js
+9 -2
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@@ -1662,6 +1662,10 @@ function odinSetupDefaultImports(wasmMemoryInterface, consoleElement, memory) {
if (element == undefined) { if (element == undefined) {
return false; return false;
} }
let key = listener_key(id, name, data, callback, !!use_capture);
if (wasmMemoryInterface.listenerMap.has(key)) {
return false;
}
let listener = (e) => { let listener = (e) => {
let event_data = {}; let event_data = {};
@@ -1672,7 +1676,6 @@ function odinSetupDefaultImports(wasmMemoryInterface, consoleElement, memory) {
onEventReceived(event_data, data, callback); onEventReceived(event_data, data, callback);
}; };
let key = listener_key(id, name, data, callback, !!use_capture);
wasmMemoryInterface.listenerMap.set(key, listener); wasmMemoryInterface.listenerMap.set(key, listener);
element.addEventListener(name, listener, !!use_capture); element.addEventListener(name, listener, !!use_capture);
return true; return true;
@@ -1681,6 +1684,11 @@ function odinSetupDefaultImports(wasmMemoryInterface, consoleElement, memory) {
add_window_event_listener: (name_ptr, name_len, name_code, data, callback, use_capture) => { add_window_event_listener: (name_ptr, name_len, name_code, data, callback, use_capture) => {
let name = wasmMemoryInterface.loadString(name_ptr, name_len); let name = wasmMemoryInterface.loadString(name_ptr, name_len);
let element = window; let element = window;
let key = listener_key('window', name, data, callback, !!use_capture);
if (wasmMemoryInterface.listenerMap.has(key)) {
return false;
}
let listener = (e) => { let listener = (e) => {
let event_data = {}; let event_data = {};
event_data.id_ptr = 0; event_data.id_ptr = 0;
@@ -1690,7 +1698,6 @@ function odinSetupDefaultImports(wasmMemoryInterface, consoleElement, memory) {
onEventReceived(event_data, data, callback); onEventReceived(event_data, data, callback);
}; };
let key = listener_key('window', name, data, callback, !!use_capture);
wasmMemoryInterface.listenerMap.set(key, listener); wasmMemoryInterface.listenerMap.set(key, listener);
element.addEventListener(name, listener, !!use_capture); element.addEventListener(name, listener, !!use_capture);
return true; return true;