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Code Issues Releases Wiki Activity

Added listenerCount

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This commit is contained in:
Bryan Roe
2019-02-08 10:39:35 -08:00
parent ae72740a18
commit 8f1501a343
2 changed files with 16 additions and 4 deletions
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3
microscript/ILibDuktape_EventEmitter.h
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@@ -54,7 +54,8 @@ int ILibDuktape_EventEmitter_AddOnce(ILibDuktape_EventEmitter *emitter, char *ev
int ILibDuktape_EventEmitter_AddOnceEx(ILibDuktape_EventEmitter *emitter, char *eventName, duk_c_function func, duk_idx_t funcArgs);
int ILibDuktape_EventEmitter_AddOnceEx3(duk_context *ctx, duk_idx_t idx, char *eventName, duk_c_function func);
int ILibDuktape_EventEmitter_PrependOnce(duk_context *ctx, duk_idx_t i, char *eventName, duk_c_function func);
int ILibDuktape_EventEmitter_HasListeners(ILibDuktape_EventEmitter *emitter, char *eventName);
int ILibDuktape_EventEmitter_HasListeners2(ILibDuktape_EventEmitter *emitter, char *eventName, int defaultValue);
#define ILibDuktape_EventEmitter_HasListeners(emitter, eventName) ILibDuktape_EventEmitter_HasListeners2(emitter, eventName, 0)
#define ILibDuktape_EventEmitter_HasListenersEx(ctx, idx, eventName) ILibDuktape_EventEmitter_HasListeners(ILibDuktape_EventEmitter_GetEmitter(ctx, idx), eventName)
#define ILibDuktape_EventEmitter_AddOnceEx2(ctx, idx, eventName, func, argCount) ILibDuktape_EventEmitter_AddOnceEx3(ctx, idx, eventName, func)

17
microscript/ILibduktape_EventEmitter.c
View File

@@ -151,9 +151,9 @@ void ILibDuktape_EventEmitter_FinalizerEx(ILibHashtable sender, void *Key1, char
}
}
int ILibDuktape_EventEmitter_HasListeners(ILibDuktape_EventEmitter *emitter, char *eventName)
int ILibDuktape_EventEmitter_HasListeners2(ILibDuktape_EventEmitter *emitter, char *eventName, int defaultValue)
{
int retVal = 0;
int retVal = defaultValue;
if(ILibMemory_CanaryOK(emitter) && emitter!=NULL && emitter->eventTable != NULL && emitter->ctx != NULL)
{
ILibLinkedList eventList = ILibHashtable_Get(emitter->eventTable, NULL, eventName, (int)strnlen_s(eventName, 255));
@@ -558,6 +558,16 @@ duk_ret_t ILibDuktape_EventEmitter_emitReturnValue(duk_context *ctx)
return(retVal);
}
duk_ret_t ILibDuktape_EventEmitter_listenerCount(duk_context *ctx)
{
char *name = (char*)duk_require_string(ctx, 0);
duk_push_this(ctx);
duk_get_prop_string(ctx, -1, ILibDuktape_EventEmitter_TempObject);
duk_get_prop_string(ctx, -1, ILibDuktape_EventEmitter_Data);
ILibDuktape_EventEmitter *data = (ILibDuktape_EventEmitter*)Duktape_GetBuffer(ctx, -1, NULL);
duk_push_int(ctx, ILibDuktape_EventEmitter_HasListeners2(data, name, -1));
return(1);
}
ILibDuktape_EventEmitter* ILibDuktape_EventEmitter_Create(duk_context *ctx)
{
ILibDuktape_EventEmitter *retVal;
@@ -589,7 +599,8 @@ ILibDuktape_EventEmitter* ILibDuktape_EventEmitter_Create(duk_context *ctx)
ILibDuktape_CreateInstanceMethodWithProperties(ctx, "on", ILibDuktape_EventEmitter_on, 2, 2, "once", duk_push_int_ex(ctx, 0), "prepend", duk_push_int_ex(ctx, 0));
ILibDuktape_CreateInstanceMethodWithProperties(ctx, "prependOnceListener", ILibDuktape_EventEmitter_on, 2, 2, "once", duk_push_int_ex(ctx, 1), "prepend", duk_push_int_ex(ctx, 1));
ILibDuktape_CreateInstanceMethodWithProperties(ctx, "prependListener", ILibDuktape_EventEmitter_on, 2, 2, "once", duk_push_int_ex(ctx, 0), "prepend", duk_push_int_ex(ctx, 1));
ILibDuktape_CreateInstanceMethod(ctx, "listenerCount", ILibDuktape_EventEmitter_listenerCount, 1);
ILibDuktape_CreateInstanceMethod(ctx, "removeListener", ILibDuktape_EventEmitter_removeListener, 2);
ILibDuktape_CreateInstanceMethod(ctx, "removeAllListeners", ILibDuktape_EventEmitter_removeAllListeners, DUK_VARARGS);
ILibDuktape_CreateInstanceMethod(ctx, "emit", ILibDuktape_EventEmitter_emit, DUK_VARARGS);