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extends ConfirmationDialog
enum InputTypes { KEYBOARD, MOUSE, JOY_BUTTON, JOY_AXIS }
@export var input_type: InputTypes = InputTypes.KEYBOARD
var listened_input: InputEvent
@onready var root: Node = get_parent()
@onready var input_type_l: Label = $VBoxContainer/InputTypeLabel
@onready var entered_shortcut: LineEdit = $VBoxContainer/EnteredShortcut
@onready var option_button: OptionButton = $VBoxContainer/OptionButton
@onready var already_exists: Label = $VBoxContainer/AlreadyExistsLabel
func _ready() -> void:
set_process_input(false)
if input_type == InputTypes.KEYBOARD:
get_ok_button().focus_neighbor_top = entered_shortcut.get_path()
get_cancel_button().focus_neighbor_top = entered_shortcut.get_path()
entered_shortcut.focus_neighbor_bottom = get_ok_button().get_path()
else:
get_ok_button().focus_neighbor_top = option_button.get_path()
get_cancel_button().focus_neighbor_top = option_button.get_path()
option_button.focus_neighbor_bottom = get_ok_button().get_path()
# get_close_button().focus_mode = Control.FOCUS_NONE
func _input(event: InputEvent) -> void:
if not event is InputEventKey:
return
if event.pressed:
listened_input = event
entered_shortcut.text = OS.get_keycode_string(event.get_keycode_with_modifiers())
_show_assigned_state(event)
func _show_assigned_state(event: InputEvent) -> void:
var metadata = root.currently_editing_tree_item.get_metadata(0)
var action := ""
if metadata is InputEvent: # Editing an input event
action = root.currently_editing_tree_item.get_parent().get_metadata(0)
elif metadata is StringName: # Adding a new input event to an action
action = metadata
var matching_pair: Array = _find_matching_event_in_map(action, event)
if matching_pair:
already_exists.text = tr("Already assigned to: %s") % root.get_action_name(matching_pair[0])
else:
already_exists.text = ""
func _on_ShortcutSelectorDialog_confirmed() -> void:
if listened_input == null:
return
_apply_shortcut_change(listened_input)
func _apply_shortcut_change(input_event: InputEvent) -> void:
var metadata = root.currently_editing_tree_item.get_metadata(0)
if metadata is InputEvent: # Editing an input event
var parent_metadata = root.currently_editing_tree_item.get_parent().get_metadata(0)
var changed: bool = _set_shortcut(parent_metadata, metadata, input_event)
if !changed:
return
root.currently_editing_tree_item.set_metadata(0, input_event)
root.currently_editing_tree_item.set_text(0, root.event_to_str(input_event))
elif metadata is StringName: # Adding a new input event to an action
var changed: bool = _set_shortcut(metadata, null, input_event)
if !changed:
return
root.add_event_tree_item(input_event, root.currently_editing_tree_item)
func _set_shortcut(action: StringName, old_event: InputEvent, new_event: InputEvent) -> bool:
if InputMap.action_has_event(action, new_event): # If the current action already has that event
return false
if old_event:
Keychain.action_erase_event(action, old_event)
# Loop through other actions to see if the event exists there, to re-assign it
var matching_pair := _find_matching_event_in_map(action, new_event)
if matching_pair:
var group := ""
if action in Keychain.actions:
group = Keychain.actions[action].group
var action_to_replace: StringName = matching_pair[0]
var input_to_replace: InputEvent = matching_pair[1]
Keychain.action_erase_event(action_to_replace, input_to_replace)
Keychain.selected_profile.change_action(action_to_replace)
var tree_item: TreeItem = root.tree.get_root()
var prev_tree_item: TreeItem
while tree_item != null: # Loop through Tree's TreeItems...
var metadata = tree_item.get_metadata(0)
if metadata is InputEvent:
if input_to_replace.is_match(metadata):
var map_action: StringName = tree_item.get_parent().get_metadata(0)
if map_action == action_to_replace:
tree_item.free()
break
tree_item = _get_next_tree_item(tree_item)
Keychain.action_add_event(action, new_event)
Keychain.selected_profile.change_action(action)
return true
# Based on https://github.com/godotengine/godot/blob/master/scene/gui/tree.cpp#L685
func _get_next_tree_item(current: TreeItem) -> TreeItem:
if current.get_first_child():
current = current.get_first_child()
elif current.get_next():
current = current.get_next()
else:
while current and !current.get_next():
current = current.get_parent()
if current:
current = current.get_next()
return current
func _find_matching_event_in_map(action: StringName, event: InputEvent) -> Array:
var group := ""
if action in Keychain.actions:
group = Keychain.actions[action].group
for map_action in InputMap.get_actions():
if map_action in Keychain.ignore_actions:
continue
if Keychain.ignore_ui_actions and (map_action as String).begins_with("ui_"):
continue
for map_event in InputMap.action_get_events(map_action):
if !event.is_match(map_event):
continue
if map_action in Keychain.actions:
# If it's local, check if it's the same group, otherwise ignore
if !Keychain.actions[action].global or !Keychain.actions[map_action].global:
if Keychain.actions[map_action].group != group:
continue
return [map_action, map_event]
return []
func _on_ShortcutSelectorDialog_about_to_show() -> void:
if input_type == InputTypes.KEYBOARD:
listened_input = null
already_exists.text = ""
entered_shortcut.text = ""
await get_tree().process_frame
entered_shortcut.grab_focus()
else:
var metadata = root.currently_editing_tree_item.get_metadata(0)
if metadata is InputEvent: # Editing an input event
var index := 0
if metadata is InputEventMouseButton:
index = metadata.button_index - 1
elif metadata is InputEventJoypadButton:
index = metadata.button_index
elif metadata is InputEventJoypadMotion:
index = metadata.axis * 2
index += round(metadata.axis_value) / 2.0 + 0.5
option_button.select(index)
_on_OptionButton_item_selected(index)
elif metadata is StringName: # Adding a new input event to an action
option_button.select(0)
_on_OptionButton_item_selected(0)
func _on_ShortcutSelectorDialog_popup_hide() -> void:
set_process_input(false)
func _on_OptionButton_item_selected(index: int) -> void:
if input_type == InputTypes.MOUSE:
listened_input = InputEventMouseButton.new()
listened_input.button_index = index + 1
elif input_type == InputTypes.JOY_BUTTON:
listened_input = InputEventJoypadButton.new()
listened_input.button_index = index
elif input_type == InputTypes.JOY_AXIS:
listened_input = InputEventJoypadMotion.new()
listened_input.axis = index / 2
listened_input.axis_value = -1.0 if index % 2 == 0 else 1.0
_show_assigned_state(listened_input)
func _on_EnteredShortcut_focus_entered() -> void:
set_process_input(true)
func _on_EnteredShortcut_focus_exited() -> void:
set_process_input(false)
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