action

A simple base for an modular behavior attached to atom or datum.

Vars
background_icon	This is the file for the BACKGROUND underlay icon of the button
background_icon_state	This is the icon state state for the BACKGROUND underlay icon of the button (If set to ACTION_BUTTON_DEFAULT_BACKGROUND, uses the hud's default background)
button_icon	This is the file for the icon that appears on the button
button_icon_state	This is the icon state for the icon that appears on the button
buttontooltipstyle	The style the button's tooltips appear to be
check_flags	Flags that will determine of the owner / user of the action can... use the action
default_button_position	Where any buttons we create should be by default. Accepts screen_loc and location defines
desc	The description of what the action does, shown in button tooltips
name	The name of the action
overlay_icon	This is the file for any FOREGROUND overlay icons on the button (such as borders)
overlay_icon_state	This is the icon state for any FOREGROUND overlay icons on the button (such as borders)
owner	This is who currently owns the action, and most often, this is who is using the action if it is triggered This can be the same as "target" but is not ALWAYS the same - this is set and unset with Grant() and Remove()
owner_has_control	If False, the owner of this action does not get a hud and cannot activate it on their own
show_to_observers	If TRUE, this action button will be shown to observers / other mobs who view from this action's owner's eyes. Used in /mob/proc/show_other_mob_action_buttons
target	The target the action is attached to. If the target datum is deleted, the action is as well. Set in New() via the proc link_to(). PLEASE set a target if you're making an action
transparent_when_unavailable	Whether the button becomes transparent when it can't be used, or just reddened
viewers	List of all mobs that are viewing our action button -> A unique movable for them to view.
Procs
GiveAction	Gives our action to the passed viewer. Puts our action in their actions list and shows them the button.
Grant	Grants the action to the passed mob, making it the owner
HideFrom	Removes our action from the passed viewer.
IsAvailable	Whether our action is currently available to use or not
Remove	Remove the passed mob from being owner of our action
ShowTo	Adds our action button to the screen of the passed viewer.
Trigger	Actually triggers the effects of the action. Called when the on-screen button is clicked, for example.
apply_button_background	Creates the background underlay for the button
apply_button_icon	Applies our button icon and icon state to the button
apply_button_overlay	Applies any overlays to our button
build_all_button_icons	Builds / updates all buttons we have shared or given out
build_button_icon	Builds the icon of the button.
clear_ref	Signal proc that clears any references based on the owner or target deleting If the owner's deleted, we will simply remove from them, but if the target's deleted, we will self-delete
create_button	Creates an action button movable for the passed mob, and returns it.
is_action_active	Checks if our action is actively selected. Used for selecting icons primarily.
link_to	Links the passed target to our action, registering any relevant signals
on_target_icon_update	Updates our buttons if our target's icon was updated
on_target_mind_swapped	Signal proc for COMSIG_MIND_TRANSFERRED - for minds, transfers our action to our new mob on mind transfer
update_button_name	Updates the name and description of the button to match our action name and discription.
update_button_status	Any other miscellaneous "status" updates within the action button is handled here, such as redding out when unavailable or modifying maptext.
update_status_on_signal	A general use signal proc that reacts to an event and updates JUST our button's status

Var Details

var
background_icon
–

This is the file for the BACKGROUND underlay icon of the button

var
background_icon_state
–

This is the icon state state for the BACKGROUND underlay icon of the button (If set to ACTION_BUTTON_DEFAULT_BACKGROUND, uses the hud's default background)

var
button_icon
–

This is the file for the icon that appears on the button

var
button_icon_state
–

This is the icon state for the icon that appears on the button

var
buttontooltipstyle
–

The style the button's tooltips appear to be

var
check_flags
–

Flags that will determine of the owner / user of the action can... use the action

var
default_button_position
–

Where any buttons we create should be by default. Accepts screen_loc and location defines

var
desc
–

The description of what the action does, shown in button tooltips

var
name
–

The name of the action

var
overlay_icon
–

This is the file for any FOREGROUND overlay icons on the button (such as borders)

var
overlay_icon_state
–

This is the icon state for any FOREGROUND overlay icons on the button (such as borders)

var
owner
– /mob

This is who currently owns the action, and most often, this is who is using the action if it is triggered This can be the same as "target" but is not ALWAYS the same - this is set and unset with Grant() and Remove()

var
owner_has_control
–

If False, the owner of this action does not get a hud and cannot activate it on their own

var
show_to_observers
–

If TRUE, this action button will be shown to observers / other mobs who view from this action's owner's eyes. Used in /mob/proc/show_other_mob_action_buttons

var
target
– /datum

The target the action is attached to. If the target datum is deleted, the action is as well. Set in New() via the proc link_to(). PLEASE set a target if you're making an action

var
transparent_when_unavailable
–

Whether the button becomes transparent when it can't be used, or just reddened

var
viewers
– /list

List of all mobs that are viewing our action button -> A unique movable for them to view.

Proc Details

proc
GiveAction
(/mob/viewer)

Gives our action to the passed viewer. Puts our action in their actions list and shows them the button.

proc
Grant
(/mob/grant_to)

Grants the action to the passed mob, making it the owner

proc
HideFrom
(/mob/viewer)

Removes our action from the passed viewer.

proc
IsAvailable
(feedback)

Whether our action is currently available to use or not

feedback - If true this is being called to check if we have any messages to show to the owner

proc
Remove
(/mob/remove_from)

Remove the passed mob from being owner of our action

proc
ShowTo
(/mob/viewer)

Adds our action button to the screen of the passed viewer.

proc
Trigger
(trigger_flags)

Actually triggers the effects of the action. Called when the on-screen button is clicked, for example.

proc
apply_button_background
(/atom/movable/screen/movable/action_button/current_button, force)

Creates the background underlay for the button

current_button - what button are we editing? force - whether an update is forced regardless of existing status

proc
apply_button_icon
(/atom/movable/screen/movable/action_button/current_button, force)

Applies our button icon and icon state to the button

current_button - what button are we editing? force - whether an update is forced regardless of existing status

proc
apply_button_overlay
(/atom/movable/screen/movable/action_button/current_button, force)

Applies any overlays to our button

current_button - what button are we editing? force - whether an update is forced regardless of existing status

proc
build_all_button_icons
(update_flags, force)

Builds / updates all buttons we have shared or given out

proc
build_button_icon
(/atom/movable/screen/movable/action_button/button, update_flags, force)

Builds the icon of the button.

Concept:

Underlay (Background icon)
Icon (button icon)
Maptext
Overlay (Background border)

button - which button we are modifying the icon of force - whether we're forcing a full update

proc
clear_ref
(/datum/ref)

Signal proc that clears any references based on the owner or target deleting If the owner's deleted, we will simply remove from them, but if the target's deleted, we will self-delete

proc
create_button
()

Creates an action button movable for the passed mob, and returns it.

proc
is_action_active
(/atom/movable/screen/movable/action_button/current_button)

Checks if our action is actively selected. Used for selecting icons primarily.

proc
link_to
(Target)

Links the passed target to our action, registering any relevant signals

proc
on_target_icon_update
(/datum/source, updates, updated)

Updates our buttons if our target's icon was updated

proc
on_target_mind_swapped
(/datum/mind/source, /mob/old_current)

Signal proc for COMSIG_MIND_TRANSFERRED - for minds, transfers our action to our new mob on mind transfer

proc
update_button_name
(/atom/movable/screen/movable/action_button/button, force)

Updates the name and description of the button to match our action name and discription.

current_button - what button are we editing? force - whether an update is forced regardless of existing status

proc
update_button_status
(/atom/movable/screen/movable/action_button/current_button, force)

Any other miscellaneous "status" updates within the action button is handled here, such as redding out when unavailable or modifying maptext.

current_button - what button are we editing? force - whether an update is forced regardless of existing status

proc
update_status_on_signal
(/datum/source)

A general use signal proc that reacts to an event and updates JUST our button's status

Action system /datum/action

Vars

Procs

Var Details

var background_icon –

var background_icon_state –

var button_icon –

var button_icon_state –

var buttontooltipstyle –

var check_flags –

var default_button_position –

var desc –

var name –

var overlay_icon –

var overlay_icon_state –

var owner – /mob

var owner_has_control –

var show_to_observers –

var target – /datum

var transparent_when_unavailable –

var viewers – /list

Proc Details

proc GiveAction(/mob/viewer)

proc Grant(/mob/grant_to)

proc HideFrom(/mob/viewer)

proc IsAvailable(feedback)

proc Remove(/mob/remove_from)

proc ShowTo(/mob/viewer)

proc Trigger(trigger_flags)

proc apply_button_background(/atom/movable/screen/movable/action_button/current_button, force)

proc apply_button_icon(/atom/movable/screen/movable/action_button/current_button, force)

proc apply_button_overlay(/atom/movable/screen/movable/action_button/current_button, force)

proc build_all_button_icons(update_flags, force)

proc build_button_icon(/atom/movable/screen/movable/action_button/button, update_flags, force)

proc clear_ref(/datum/ref)

proc create_button()

proc is_action_active(/atom/movable/screen/movable/action_button/current_button)

proc link_to(Target)

proc on_target_icon_update(/datum/source, updates, updated)

proc on_target_mind_swapped(/datum/mind/source, /mob/old_current)

proc update_button_name(/atom/movable/screen/movable/action_button/button, force)

proc update_button_status(/atom/movable/screen/movable/action_button/current_button, force)

proc update_status_on_signal(/datum/source)

Action system
/datum/action

var
background_icon
–

var
background_icon_state
–

var
button_icon
–

var
button_icon_state
–

var
buttontooltipstyle
–

var
check_flags
–

var
default_button_position
–

var
desc
–

var
name
–

var
overlay_icon
–

var
overlay_icon_state
–

var
owner
– /mob

var
owner_has_control
–

var
show_to_observers
–

var
target
– /datum

var
transparent_when_unavailable
–

var
viewers
– /list

proc
GiveAction
(/mob/viewer)

proc
Grant
(/mob/grant_to)

proc
HideFrom
(/mob/viewer)

proc
IsAvailable
(feedback)

proc
Remove
(/mob/remove_from)

proc
ShowTo
(/mob/viewer)

proc
Trigger
(trigger_flags)

proc
apply_button_background
(/atom/movable/screen/movable/action_button/current_button, force)

proc
apply_button_icon
(/atom/movable/screen/movable/action_button/current_button, force)

proc
apply_button_overlay
(/atom/movable/screen/movable/action_button/current_button, force)

proc
build_all_button_icons
(update_flags, force)

proc
build_button_icon
(/atom/movable/screen/movable/action_button/button, update_flags, force)

proc
clear_ref
(/datum/ref)

proc
create_button
()

proc
is_action_active
(/atom/movable/screen/movable/action_button/current_button)

proc
link_to
(Target)

proc
on_target_icon_update
(/datum/source, updates, updated)

proc
on_target_mind_swapped
(/datum/mind/source, /mob/old_current)

proc
update_button_name
(/atom/movable/screen/movable/action_button/button, force)

proc
update_button_status
(/atom/movable/screen/movable/action_button/current_button, force)

proc
update_status_on_signal
(/datum/source)