Created LineEditWithButtons

Created LineEditWithButtons class, to have Icons in the LineEdit that
respond as buttons.

lib/UI/line_edit_with_buttons.gd

@@ -0,0 +1,78 @@
+@tool
+extends LineEdit
+class_name LineEditWithButtons
+
+signal left_button_pressed()
+signal left_button_toggled()
+signal right_button_pressed()
+signal right_button_toggled()
+
+@export_subgroup("Left Icon")
+@export var left: Texture2D:
+	set(value):
+		left = value
+		if not is_node_ready(): return
+		
+		if _left_btn and value == null:
+			_left_btn.queue_free()
+			return
+		if not _left_btn and value:
+			_left_btn = _create_button_icon(value)
+			_left_btn.pressed.connect(left_button_pressed.emit)
+			_left_btn.toggled.connect(left_button_toggled.emit)
+			return
+		_left_btn.icon = value
+@export var left_is_toggle: bool = false
+@export_subgroup("Right Icon")
+@export var right: Texture2D:
+	set(value):
+		right = value
+		if not is_node_ready(): return
+		if _right_btn and value == null:
+			_right_btn.queue_free()
+			return
+		if not _right_btn and value:
+			_right_btn = _create_button_icon(value)
+			_right_btn.pressed.connect(right_button_pressed.emit)
+			_right_btn.toggled.connect(right_button_toggled.emit)
+			return
+		_left_btn.icon = value
+@export var right_is_toggle: bool = false
+
+var _left_btn: Button
+var _right_btn: Button
+var _container: HBoxContainer
+var _spacer: Control
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	_container = HBoxContainer.new()
+	_spacer = Control.new()
+	_spacer.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+	_container.add_child(_spacer)
+	add_child(_container)
+	if left != null:
+		_left_btn = _create_button_icon(left)
+		_left_btn.pressed.connect(left_button_pressed.emit)
+		_left_btn.toggled.connect(left_button_toggled.emit)
+	if right != null:
+		_right_btn = _create_button_icon(right, -1)
+		_right_btn.pressed.connect(right_button_pressed.emit)
+		_right_btn.toggled.connect(right_button_toggled.emit)
+	
+	item_rect_changed.connect(_handle_resize)
+
+func _create_button_icon(icon: Texture2D, pos: int = 0) -> Button:
+	var btn = Button.new()
+	btn.icon = left
+	btn.flat = true
+	btn.icon_alignment = HORIZONTAL_ALIGNMENT_CENTER
+	btn.vertical_icon_alignment = VERTICAL_ALIGNMENT_CENTER
+	btn.expand_icon = true
+	btn.toggle_mode = left_is_toggle
+	_container.add_child(btn)
+	_container.move_child(btn, pos)
+	return btn
+
+func _handle_resize() -> void:
+	_container.size = size

lib/UI/line_edit_with_buttons.gd.uid

@@ -0,0 +1 @@
+uid://ch7qf8iy31pfy