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scriptcraft/src/main/js/lib/events-bukkit.js
walterhiggins 19162c3688 First phase of transition from Bukkit to Canary.
Some of the plugins are not yet supported.
If you're feeling brave you can build from source using ant.
2014-09-29 23:42:41 +01:00

64 lines
1.9 KiB
JavaScript

var bkEventPriority = org.bukkit.event.EventPriority,
bkEventExecutor = org.bukkit.plugin.EventExecutor,
bkRegisteredListener = org.bukkit.plugin.RegisteredListener,
bkEventPackage = 'org.bukkit.event.';
var nashorn = (typeof Java != 'undefined');
function getHandlerListForEventType( eventType ){
var result = null;
var clazz = null;
if (nashorn) {
//Nashorn doesn't like when getHandlerList is in a superclass of your event
//so to avoid this problem, call getHandlerList using java.lang.reflect
//methods
clazz = eventType['class'];
result = clazz.getMethod("getHandlerList").invoke(null);
} else {
result = eventType.getHandlerList();
}
return result;
}
exports.on = function(
/* Java Class */
eventType,
/* function( registeredListener, event) */
handler,
/* (optional) String (HIGH, HIGHEST, LOW, LOWEST, NORMAL, MONITOR), */
priority ) {
var handlerList,
regd,
eventExecutor;
if ( typeof priority == 'undefined' ) {
priority = bkEventPriority.HIGHEST;
} else {
priority = bkEventPriority[priority.toUpperCase().trim()];
}
handlerList = getHandlerListForEventType (eventType);
var result = { };
eventExecutor = new bkEventExecutor( {
execute: function( l, evt ) {
handler.call( result, evt );
}
} );
/*
wph 20130222 issue #64 bad interaction with Essentials plugin
if another plugin tries to unregister a Listener (not a Plugin or a RegisteredListener)
then BOOM! the other plugin will throw an error because Rhino can't coerce an
equals() method from an Interface.
The workaround is to make the ScriptCraftPlugin java class a Listener.
Should only unregister() registered plugins in ScriptCraft js code.
*/
regd = new bkRegisteredListener( __plugin, eventExecutor, priority, __plugin, true );
handlerList.register( regd );
result.unregister = function(){
handlerList.unregister( regd );
};
return result;
};