addMissionEventHandler: Difference between revisions

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m (Text replacement - "|size=0.8" to "|size= 0.75")
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|p1= event: [[String]] - event name
|p1= event: [[String]] - event name


|p2= expression: [[Code]] or [[String]] - Expression that will be executed in [[missionNamespace]] when event handler fires.
|p2= expression: [[Code]] or [[String]] - expression that will be executed in [[missionNamespace]] when event handler fires.
* If the event handler has some data to return upon activation they are stored in the {{hl|_this}} variable
* If the event handler has some data to return upon activation they are stored in the {{hl|_this}} variable
* {{GVI|arma3|1.64|size= 0.75}} the event handler's handle is stored in {{hl|_thisEventHandler}} variable and is available during event handler code execution
* {{GVI|arma3|1.64|size= 0.75}} the event handler's handle is stored in {{hl|_thisEventHandler}} variable and is available during event handler code execution

Revision as of 14:06, 8 November 2023

Hover & click on the images for description

Description

Description:
Adds event handler attached to the current mission and returns event handler handle. For the list of available mission event handlers see: Arma 3: Mission Event Handlers
Groups:
Event Handlers

Syntax

Syntax:
addMissionEventHandler [event, expression, arguments]
Parameters:
event: String - event name
expression: Code or String - expression that will be executed in missionNamespace when event handler fires.
  • If the event handler has some data to return upon activation they are stored in the _this variable
  • Arma 3 logo black.png1.64 the event handler's handle is stored in _thisEventHandler variable and is available during event handler code execution
  • Arma 3 logo black.png2.04 it is possible to pass additional arguments to the EH code via optional param. The args are stored in _thisArgs variable
  • Arma 3 logo black.png2.06 the event's name is available from _thisEvent variable
since Arma 3 logo black.png2.04
arguments: Array - (Optional, default []) additional arguments to be passed to the EH code. Available during code execution via _thisArgs variable.
Return Value:
Number - The index of the currently added mission event handler is returned

Examples

Example 1:
_id = addMissionEventHandler ["PlayerDisconnected", { systemChat str _this }];
Example 2:
_id = addMissionEventHandler ["EachFrame", { systemChat str [_thisArgs, time] }, [time]];

Additional Information

See also:
removeMissionEventHandler removeAllMissionEventHandlers getEventHandlerInfo

Notes

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