GetEventHandlers: Difference between revisions

From Multi Theft Auto: Wiki
Jump to navigation Jump to search
m (→‎Example: add client side exmaple)
(→‎Example: typo)
 
Line 49: Line 49:


<section name="Clientside example" class="client" show="true">
<section name="Clientside example" class="client" show="true">
This example removes all onClientMarkerHit event in current script .
This example removes all onClientMarkerHit event in current script.
<syntaxhighlight lang="lua">
<syntaxhighlight lang="lua">
local events = getEventHandlers ( "onClientMarkerHit", resourceRoot )
local events = getEventHandlers ( "onClientMarkerHit", resourceRoot )

Latest revision as of 13:47, 17 August 2024

This function gets the attached functions from the event and attached element from current lua script.

Syntax

table getEventHandlers ( string eventName, element attachedTo )

Required Arguments

  • eventName: The name of the event. For example ( "onPlayerWasted" ).
  • attachedTo: The element attached to.

Returns

Returns table with attached functions, empty table otherwise.

Example

Click to collapse [-]
Server
function isEventHandlerAdded( sEventName, pElementAttachedTo, func )
	if type( sEventName ) == 'string' and isElement( pElementAttachedTo ) and type( func ) == 'function' then
	    local aAttachedFunctions = getEventHandlers( sEventName, pElementAttachedTo )
		if type( aAttachedFunctions ) == 'table' and #aAttachedFunctions > 0 then
			for i, v in ipairs( aAttachedFunctions ) do
				if v == func then
					return true
				end
			end
		end
	end
	return false
end

function onPlayerWasted()
	outputChatBox( getPlayerName( source ) .. ' died.' )
end
addEventHandler( 'onPlayerWasted', root, onPlayerWasted )

addCommandHandler( 'removeOnPlayerWastedEvent', function()
    if isEventHandlerAdded( 'onPlayerWasted', root, onPlayerWasted ) then
        outputChatBox( 'onPlayerWasted succesfully removed!' )
        removeEventHandler( 'onPlayerWasted', root, onPlayerWasted )
    end
end)
Click to collapse [-]
Clientside example

This example removes all onClientMarkerHit event in current script.

local events = getEventHandlers ( "onClientMarkerHit", resourceRoot )
    for i,v in ipairs(events) do 
	 removeEventHandler ( "onClientMarkerHit", resourceRoot, v) 
    end
end

See also