Mission Event Handlers – Arma 3
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{{Feature|informative|'''OnUser...''' mission event handlers used in combination with [[getUserInfo]] provide a way to track server users from the very early stage of joining a server to the very last stage of leaving the server. All these event handlers are designed to be used server side and return unique user network id in [[String]] format as the first param. These ids could also be obtained via [[getPlayerID]] and [[allUsers]] script commands. There may be other params specific to each event. See: | {{Feature|informative|'''OnUser...''' mission event handlers used in combination with [[getUserInfo]] provide a way to track server users from the very early stage of joining a server to the very last stage of leaving the server. All these event handlers are designed to be used server side and return unique user network id in [[String]] format as the first param. These ids could also be obtained via [[getPlayerID]] and [[allUsers]] script commands. There may be other params specific to each event. See: | ||
* {{Link|#OnUserConnected}} | * {{Link|#OnUserConnected}} | ||
* {{Link|#OnUserDisconnected}} | * {{Link|#OnUserDisconnected}} | ||
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* {{Link|#OnUserSelectedPlayer}} | * {{Link|#OnUserSelectedPlayer}} | ||
* {{Link|#OnUserKicked}} | * {{Link|#OnUserKicked}} | ||
}} | }} | ||
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* targetPosition: [[Position]] - ground position the shell is aimed at | * targetPosition: [[Position]] - ground position the shell is aimed at | ||
* shell: [[Object]] - the projectile | * shell: [[Object]] - the projectile | ||
{{ArgTitle|4|BuildingChanged|{{GVI|arma3|1.68}}}} | {{ArgTitle|4|BuildingChanged|{{GVI|arma3|1.68}}}} | ||
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{{ArgTitle|4|CommandModeChanged|{{GVI|arma3|1.58}}}} | {{ArgTitle|4|CommandModeChanged|{{GVI|arma3|1.58}}}} | ||
Executes assigned code when user switches to/from | Executes assigned code when user switches to/from High Command mode ({{Controls|LShift|Space}}). Stackable version of [[onCommandModeChanged]]. | ||
<sqf> | <sqf> | ||
addMissionEventHandler ["CommandModeChanged", { | addMissionEventHandler ["CommandModeChanged", { | ||
Line 85: | Line 85: | ||
* copilotEnabled: [[Boolean]] - [[true]] if copilot is enabled | * copilotEnabled: [[Boolean]] - [[true]] if copilot is enabled | ||
* controlsUnlocked: [[Boolean]] - [[true]] if controls are unlocked | * controlsUnlocked: [[Boolean]] - [[true]] if controls are unlocked | ||
{{ArgTitle|4|Draw2D|{{GVI|arma3|2.18}}}} | |||
Runs after all UI has been drawn. Runs the EH code each frame in unscheduled environment. Client side EH only (presence of UI). | |||
Will stop executing when UI loses focus ({{Controls|Alt|Tab}} for example). Usually used with [[drawIcon]]. | |||
<sqf> | |||
addMissionEventHandler ["Draw2D", { | |||
// no params | |||
}]; | |||
</sqf> | |||
{{ArgTitle|4|Draw3D|{{GVI|arma3|0.50}}}} | {{ArgTitle|4|Draw3D|{{GVI|arma3|0.50}}}} | ||
Runs the EH code each frame in unscheduled environment. Client side EH only (presence of UI). | Runs the EH code each frame in unscheduled environment. Client side EH only (presence of UI). | ||
Will stop executing when UI loses focus ( | Will stop executing when UI loses focus ({{Controls|Alt|Tab}} for example). Usually used with [[drawIcon3D]], [[drawLine3D]]. | ||
<sqf> | <sqf> | ||
addMissionEventHandler ["Draw3D", { | addMissionEventHandler ["Draw3D", { | ||
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{{ArgTitle|4|HandleChatMessage|{{GVI|arma3|2.00}}}} | {{ArgTitle|4|HandleChatMessage|{{GVI|arma3|2.00}}}} | ||
Fires when a message is received, before adding it to the chat feed. Fires clientside. The output message could be overridden: | |||
Fires when a message is received, before adding it to the chat feed. Fires clientside. | |||
{{Feature|informative| | |||
* On a dedicated server and headless client it fires only for global (channel 0) and system messages (channel 16). | |||
* The HandleChatMessage EH can be used to disable/modify system messages like "Player NAME connecting/is losing connection". | |||
}} | |||
{{Feature|important|Does not trigger for any of the chat related script command such as [[systemChat]], [[sideChat]], or other [[Category:Command_Group:_Radio_and_Chat|chat commands]].}} | |||
The output message could be overridden: | |||
* Return [[true]] to block incoming chat message from being added to the chat feed. | * Return [[true]] to block incoming chat message from being added to the chat feed. | ||
* Return [[String]] to replace the chat message content but not the sender name. | * Return [[String]] to replace the chat message content but not the sender name. | ||
* Return [[Array]] [from, text] to replace both the chat message content and the the sender's name. | * Return [[Array]] [from, text] to replace both the chat message content and the the sender's name. | ||
{{Feature| | |||
{{Feature|important|Only the last added HandleChatMessage EH with override will be used to override the message.}} | |||
{{Feature|warning|Do not put any of the chat related script command such as [[systemChat]], [[sideChat]], etc in this EH code as it would naturally cause recursion and the game will freeze.}} | {{Feature|warning|Do not put any of the chat related script command such as [[systemChat]], [[sideChat]], etc in this EH code as it would naturally cause recursion and the game will freeze.}} | ||
<sqf> | <sqf> | ||
addMissionEventHandler ["HandleChatMessage", { | addMissionEventHandler ["HandleChatMessage", { | ||
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</sqf> | </sqf> | ||
* | * savingType: [[String]] - one of "autosaveold", "autosave", "save", "save2", "save3", "save4", "save5", "save6", "continue" or "". | ||
** "save" - custom save, achieved by pressing SAVE button in the pause menu | ** "save" - custom save, achieved by pressing SAVE button in the pause menu | ||
** "autosave" - automatic checkpoint, saved using [[saveGame]] command | ** "autosave" - automatic checkpoint, saved using [[saveGame]] command | ||
Line 643: | Line 666: | ||
</sqf> | </sqf> | ||
{{ArgTitle|4|SaveGame|{{GVI|arma3|2.18}}}} | |||
Triggered just BEFORE the game saving process started but [[isSaving]] is already set to [[true]]. To know when the saving is finished check when [[isSaving]] returns [[false]]. | |||
<sqf> | |||
addMissionEventHandler ["SaveGame", { | |||
params ["_saveType"]; | |||
}]; | |||
</sqf> | |||
* saveType: [[String]] - one of "autosaveold", "autosave", "save", "save2", "save3", "save4", "save5", "save6", "continue" or "". | |||
Latest revision as of 09:24, 13 December 2024
Mission event handlers are specific EHs that are anchored to the running mission and automatically removed when mission is over.
These events fire only on the machine where they have been added.
For all other available EHs see the Event Handlers main page.
Related Commands
Events
ArtilleryShellFired
Global Mission Event Handler. Executes each time a vehicle classified as artillery (has an artillery computer) fires a shell.
- vehicle: Object - artillery vehicle firing the shell
- weapon: String - weapon name
- ammo: String - ammo name
- gunner Object - gunner
- instigator: Object - instigator
- artilleryTarget: Object - artillery target object
- targetPosition: Position - ground position the shell is aimed at
- shell: Object - the projectile
BuildingChanged
Fired each time a building model changes, for example due to stages of destruction.
- from: Object - building it changes from
- to: Object - building it changes to
- isRuin: Boolean - true if changes to ruins
CommandModeChanged
Executes assigned code when user switches to/from High Command mode (⇧ Shift + Space). Stackable version of onCommandModeChanged.
- isHighCommand: Boolean - same as _isHighCommand param
- isForced: Boolean - true if command mode was forced
ControlsShifted
Triggers when control of a vehicle is shifted (pilot->co-pilot, co-pilot->pilot), usually when user performs an action such as TakeVehicleControl, SuspendVehicleControl, UnlockVehicleControl, LockVehicleControl, or when enableCopilot command is used. This event handler will always fire on the PC where action is triggered as well as where the vehicle is local at the time. When control of the vehicle is shifted, the locality of the vehicle changes to the locality of the new controller. Since Arma 3 v1.96 this EH is extended with additional params.
- newController: Object - unit currently controlling the vehicle
- oldController: Object - unit previously controlling the vehicle
- vehicle: Object - the vehicle for which controls shifted
- copilotEnabled: Boolean - true if copilot is enabled
- controlsUnlocked: Boolean - true if controls are unlocked
Draw2D
Runs after all UI has been drawn. Runs the EH code each frame in unscheduled environment. Client side EH only (presence of UI). Will stop executing when UI loses focus (Alt + ↹ Tab for example). Usually used with drawIcon.
Draw3D
Runs the EH code each frame in unscheduled environment. Client side EH only (presence of UI). Will stop executing when UI loses focus (Alt + ↹ Tab for example). Usually used with drawIcon3D, drawLine3D.
Drowned
Runs when a vehicle gets drowned (the vehicle is submerged below 'maxFord' for longer than 'waterResistance'). This will cause engine damage and for some vehicles that will render engine unusable until the vehicle/engine is fully repared. Some vehicles can drown but would still be recoverable as they wouldn't be destroyed. The event handler will also fire when vehicle is removed from water, in which case 'drowned' param will change to false. To check if the engine was damaged by water use waterDamaged command.
EachFrame
Executes assigned code each frame. Stackable version of onEachFrame.
Ended
Triggered when mission ends, either using trigger of type "End", endMission command, BIS_fnc_endMission function or ENDMISSION cheat.
- endType: String - mission end type. Used in Debriefing among other things
MPEnded
Triggered when the server switches off from "playing" state (mission ends, server closes, etc.) It's only for MP games, it is called on server and also on clients. It is not called on clients when client disconnects from server (and mission continues). This EH has no arguments passed to the code.
EntityCreated
Triggered when an entity is created.
EntityDeleted
Triggered when an entity is deleted. It only triggers for objects that support the "Deleted" event handler, such as vehicles, soldiers, animals, and houses. Simple objects for example are not supported.
EntityKilled
Triggered when an entity is killed.
- unit: Object - entity that was killed
- killer: Object - the killer (vehicle or person)
- 1.66 instigator: Object - person who pulled the trigger
- 1.68 useEffects: Boolean - same as useEffects in setDamage alt syntax
It's worth noting that instigator param is objNull during road kill. To work around this issue try:
EntityRespawned
Triggered when an entity is respawned.
ExtensionCallback
Triggered when an extension calls provided function pointer with 3 params.
- name: String - user provided param
- function: String - user provided param
- data: String - user provided param
GroupCreated
Triggered when a Group is created. Note that the group contains no units at that point!
- group: Group - the created group
GroupDeleted
Triggered when a Group is manually or automatically deleted.
- group: Group - the deleted group
GroupIconClick
Executes assigned code when user clicks on the HC group icon on the map. If groupIconSelectable is true, LMB clicking (firing) at the HC group icon on the HUD will also trigger the event. To set group icon selectable use setGroupIconsSelectable. Stackable version of onGroupIconClick.
- is3D: Boolean - true if HUD icon, false if main map icon
- group: Group - group the icon belonds to
- waypointId: Number - waypoint ID
- mouseButton: Number - mouse button: 0 - , 1 - (only applicable to IconClick)
- posX: Number - screen X of the mouse
- posY: Number - screen Y of the mouse
- shift: Boolean - true if ⇧ Shift key was pressed
- ctrl: Boolean - true if Ctrl key was pressed
- alt: Boolean - true if Alt key was pressed
GroupIconOverEnter
Continuously executes assigned code when user hovers with pointer over the HC group icon, either on the HUD or the main map. groupIconSelectable must be set to true for this EH to work at all. To set group icon selectable use setGroupIconsSelectable. When EH fires over the HUD icon, X and Y coordinates will change depending on the position of the pointer in relation to the icon area. When over main map, the X and Y do not change and indicate icon center. Stackable version of onGroupIconOverEnter.
- is3D: Boolean - true if HUD icon, false if main map icon
- group: Group - group the icon belonds to
- waypointId: Number - waypoint ID
- posX: Number - screen X of the mouse
- posY: Number - screen Y of the mouse
- shift: Boolean - true if ⇧ Shift key was pressed
- ctrl: Boolean - true if Ctrl key was pressed
- alt: Boolean - true if Alt key was pressed
GroupIconOverLeave
Executes assigned code when user moves the pointer away from HC group icon it was over. Fires either for on the HUD icons or the main map HC icons. groupIconSelectable must be set to true for this EH to work at all. To set group icon selectable use setGroupIconsSelectable. Stackable version of onGroupIconOverLeave.
- is3D: Boolean - true if HUD icon, false if main map icon
- group: Group - group the icon belonds to
- waypointId: Number - waypoint ID
- posX: Number - screen X of the mouse
- posY: Number - screen Y of the mouse (Y is always 0 when leaving HUD icon for some reason)
- shift: Boolean - true if ⇧ Shift key was pressed
- ctrl: Boolean - true if Ctrl key was pressed
- alt: Boolean - true if Alt key was pressed
HandleAccTime
Fires when user changes time acceleration with +/- keys in SP or setAccTime command. If the code returns true the on-screen message confirming the change is not displayed. Doesn't fire if desired value is already set.
- currentTimeAcc: Number - current value
- prevTimeAcc: Number - previous value
- messageSuppressed: Boolean - true if on-screen message was suppressed
HandleChatMessage
Fires when a message is received, before adding it to the chat feed. Fires clientside.
The output message could be overridden:
- Return true to block incoming chat message from being added to the chat feed.
- Return String to replace the chat message content but not the sender name.
- Return Array [from, text] to replace both the chat message content and the the sender's name.
- channel: Number - see radio channel indices (16 for system chat message for example)
- owner: Number - owner id of the sender:
- in SP: 0
- in MP with no sender: clientOwner
- in MP with sender: sender's clientOwner, or if AI - creator id part of netId of the AI
- from: String - sender's formatted name as appeared on the chat
- text: String - the chat message
- person: Object - sender's object
- name: String - sender's name, could be different from from
- strID: String - sender's network player ID (marker id):
- "-1": means not available
- "0": means isPlayer in SP
- "1": means AI in SP or MP
- >1: getPlayerID in MP
- forcedDisplay: Boolean - if the message should be displayed when the chat list is disabled (when enableRadio is set to false radio protocol messages won't display)
- isPlayerMessage: Boolean - if the message is addressed to player
- sentenceType: Number - 0: Normal type, 1: Protocol type
- chatMessageType: Number - 0: Generic type, 1: SimpleMove type, 2: KillConfirmation type
- params: Array of Strings - sentence parameters, if any
Triggered when player disconnects from the game. Similar to onPlayerDisconnected event but can be stacked and contains the unit occupied by player before disconnect. Must be added on the server and triggers only on the server.
- unit: Object - unit formerly occupied by player
- id: Number - same as _id in onPlayerDisconnected
- uid: String - same as _uid in onPlayerDisconnected
- name: String - same as _name in onPlayerDisconnected
Override: if this EH code returns true, the unit, previously occupied by player, gets transferred to the server, becomes AI and continues to live, even with description.ext param disabledAI = 1;.
HCGroupSelectionChanged
Executes assigned code when user selects available HC group (F1, F2…). Stackable version of onHCGroupSelectionChanged.
- group: Group - group selected (same as _group param)
- isSelected: Boolean - true if selected (same as _isSelected param)
Loaded
Triggered when mission is loaded from save.
- savingType: String - one of "autosaveold", "autosave", "save", "save2", "save3", "save4", "save5", "save6", "continue" or "".
- "save" - custom save, achieved by pressing SAVE button in the pause menu
- "autosave" - automatic checkpoint, saved using saveGame command
- "continue" - saved when leaving a mission to the main menu
Map
Triggered when map is opened or closed either by user action or script command openMap.
MapSingleClick
Executes when the player clicks anywhere on the main map. Stackable version of onMapSingleClick with the limitation that it does not have the ability to override the click (e.g. to prevent the player from placing the custom waypoint with ⇧ Shift + ). Since the introduction of _thisArgs for addMissionEventHandler in 2.04, this EH also supports custom arguments (just like onMapSingleClick).
- units: Array - leader selected units, same as groupSelectedUnits (same as onMapSingleClick's _units variable)
- pos: Array - world Position3D of the click in format [x, y, 0] (same as onMapSingleClick's _pos variable)
- alt: Boolean - true if Alt key was pressed (same as onMapSingleClick's _alt variable)
- shift: Boolean - true if ⇧ Shift key was pressed (same as onMapSingleClick's _shift variable)
MarkerCreated
Executes when a marker is created either by a user or via script command.
- marker: String - the name of the created marker, can be used with the marker commands
- channelNumber: Number - channel in which the marker was created
- owner: Object - player that created the marker or objNull
- 2.04 local: Boolean - true if the event originated locally, false if it came over the network
MarkerDeleted
Executes immediately before a marker is deleted either by a user or via script command.
- marker: String - the name of the deleted marker
- 2.04 local: Boolean - true if the event originated locally, false if it came over the network
- 2.18 deleter: Object - the player/curator unit that deleted the marker
MarkerUpdated
Executes when a marker is changed.
- marker: String - the name of the marker
- 2.04 local: Boolean - true if the event originated locally, false if it came over the network
Executes assigned code on user joining server.
- networkId: String - user network id (see getPlayerID, allUsers)
- clientStateNumber: Number - client state number (see getClientStateNumber) - always 1
- clientState: String - client state (see getClientState) - always "CREATED"
Executes assigned code on user leaving server.
- networkId: String - user network id (see getPlayerID, allUsers)
- clientStateNumber: Number - client state number (see getClientStateNumber) - always 0
- clientState: String - client state (see getClientState) - always "NONE"
Executes assigned code for every stage of user client state change.
- networkId: String - user network id (see getPlayerID, allUsers)
- clientStateNumber: Number - client state number (see getClientStateNumber)
- clientState: String - client state (see getClientState)
Executes assigned code after user logs in, gets voted in or logs out as admin.
- networkId: String - user network id (see getPlayerID, allUsers)
- loggedIn: Boolean - true if user logged in or got voted in as admin, false if logged out (see admin)
- votedIn: Boolean - true if user got voted in as admin, false otherwise (see admin)
Executes assigned code after player object is selected for user to take over control, the ownership information is broadcast and request to sync is made but the object is still owned by previous owner for a short time.
- networkId: String - user network id (see getPlayerID, allUsers)
- playerObject: Object - player object to be controlled by the user (see player, selectPlayer)
- 2.18 attempts: Number - how many times server was trying to obtain non-null playerObject. Current threshold after which the event will fire anyway is 50.
Executes assigned code after after a user has been kicked from the server providing kick reason. The possible values for 'kickTypeNumber' and 'kickType' are:
0 : "TIMEOUT", 1 : "DISCONNECTED", 2 : "KICKED", 3 : "BANNED", 4 : "MISSING ADDON", 5 : "BAD CD KEY", 6 : "CD KEY IN USE", 7 : "SESSION LOCKED", 8 : "BATTLEYE", 9 : "STEAM CHECK", 10 : "DLC CONTENT", 11 : "GS TIMEOUT", 12 : "SCRIPT", 13 : "OTHER"
- networkId: String - user network id (see getPlayerID, allUsers)
- kickTypeNumber: Number - kick type number (see above)
- kickType: String - kick type (see above)
- kickReason: String - reason given for the kick by the admin or by other means
- kickMessageIncReason: String - formatted engine message including the given reason
Executes assigned code when client joins the mission in MP. Stackable version of onPlayerConnected.
- id: Number - unique DirectPlay ID (very large number). It is also the same id used for user placed markers (same as _id param)
- uid: String - getPlayerUID of the joining client. The same as Steam ID (same as _uid param)
- name: String - profileName of the joining client (same as _name param)
- jip: Boolean - didJIP of the joining client (same as _jip param)
- owner: Number - owner id of the joining client (same as _owner param)
- idstr: String - same as id but in string format, so could be exactly compared to user marker ids
If dedicated server was started without '-autoInit' option and this EH was created on server, on first GUI client this EH also fires against server, but after first client. In mission's initServer.sqf:
In RPT:
2016/12/16, 15:39:09 "Client connected" 2016/12/16, 15:39:09 [1.51343e+009,"7xxxxxxxxxxxxxxx1","longbow",false,3,"1513430065"] 2016/12/16, 15:39:34 Mission id: 5071d20b183e9580d0ee4f95f413ca18681d6165 2016/12/16, 15:39:34 "Client connected" 2016/12/16, 15:39:34 [2,"","__SERVER__",false,2,"2"]
That happens only for GUI clients, if HC client connects first, EH does not fire for server.
If dedicated server was started with -autoInit option, this EH does not fire against server, only for future clients, and all further clients appear to be JIP'ed.
Interesting moment for headless clients, for headless clients instead of getPlayerUID, handler gets string like "HC12160", where '12160' is headless client process ID (matches HC's PID observed in windows task manager)
Executes assigned code when client leaves the mission in MP. Stackable version of onPlayerDisconnected.
- id: Number - unique DirectPlay ID (very large number). It is also the same id used for user placed markers (same as _id param)
- uid: String - getPlayerUID of the leaving client. The same as Steam ID (same as _uid param)
- name: String - profileName of the leaving client (same as _name param)
- jip: Boolean - didJIP of the leaving client (same as _jip param)
- owner: Number - owner id of the leaving client (same as _owner param)
- idstr: String - same as id but in string format, so could be exactly compared to user marker ids
PlayerViewChanged
Fired on player view change. Player view changes when player is changing body due to teamSwitch, gets in out of a vehicle or operates UAV for example.
- oldUnit: Object - player body before EH fired
- newUnit: Object - player body after EH fired
- vehicleIn: Object - vehicle player is in (objNull if not in vehicle)
- oldCameraOn: Object - cameraOn before EH fired
- newCameraOn: Object - cameraOn after EH fired
- uav: Object - UAV reference if player is operating one (objNull if not operating UAV)
PreloadStarted
Executes assigned code before the mission preload screen. Stackable version of onPreloadStarted.
PreloadFinished
Executes assigned code after the mission preload screen. Stackable version of onPreloadFinished.
ProjectileCreated
Triggered when a projectile is created.
SaveGame
Triggered just BEFORE the game saving process started but isSaving is already set to true. To know when the saving is finished check when isSaving returns false.
- saveType: String - one of "autosaveold", "autosave", "save", "save2", "save3", "save4", "save5", "save6", "continue" or "".
ScriptError
Triggered when a script error occurs. See also the -showScriptErrors startup parameter.
- errorText: String - e.g. "Zero Divisor"
- sourceFile: String - empty string if spawned Code
- lineNumber: Number - script's line number
- errorPos: Number - script's error byte position in the script content
- content: String - the whole script's Code as String
- stackTraceOutput: Array - see diag_stacktrace output
SelectedActionPerformed
RTM helicopter user action event
SelectedActionChanged
RTM helicopter user action event
SelectedRotorLibActionPerformed
RTM helicopter user action event
SelectedRotorLibActionChanged
RTM helicopter user action event
Service
Executes assigned code when a serviced vehicle gets rearmed, repaired or refueled. The code executes with interval while the serviced vehicle receives service. If the code returns true the default on-screen service message is not shown.
- serviceVehicle: Object - service vehicle
- servicedVehicle: Object - vehicle receiving service
- serviceType: Number - 0 - MINOR REPAIR, 1 - REPAIR, 2 - REFUEL, 3 - REARM
- needsService: Number - how much serviced vehicle needsSevice, 0..1 where 0 - no need, 1 - need a lot
- autoSupply: Boolean - true if supply started by proximity, false if supply started due to user action
TeamSwitch
Executes assigned code when player teamswitches. Stackable version of onTeamSwitch.
- previousUnit: Object - switching from unit (same as _from param)
- newUnit: Object - switching to unit (same as _to param)
UAVCrewCreated
Fires when UAV or UGV is assembled from Backpack after the AI crew is created