新增存档面板：组/槽两级列表浏览与删除

src/UI/Panels/SaveGroup.gd

@@ -0,0 +1,22 @@
+## 存档组条目（挂载于 SaveGroup.tscn，填充左侧组列表）。
+extends HBoxContainer
+
+## 请求选中该组。
+signal group_selected(profile_id: int)
+## 请求删除该组（数据删除与节点销毁由条目自身完成，父面板仅做状态校正）。
+signal delete_requested(profile_id: int)
+
+## 该条目对应的存档组 ID。
+var group_id: int = 0
+
+func _ready() -> void:
+	$LabelId.pressed.connect(func(): group_selected.emit(group_id))
+
+func set_data(group: Dictionary) -> void:
+	group_id = int(group["id"])
+	$LabelId.text = str(group.get("name", "存档%d" % group_id))
+
+func _on_button_del_button_up() -> void:
+	delete_requested.emit(group_id)
+	SaveSystem.delete_profile(group_id)
+	queue_free()

src/UI/Panels/SaveGroup.gd.uid

@@ -0,0 +1 @@
+uid://dos00byqj2c7m

src/UI/Panels/SaveGroup.tscn

@@ -0,0 +1,25 @@
+[gd_scene format=3 uid="uid://t1jkqpmxb160"]
+
+[ext_resource type="Script" uid="uid://dos00byqj2c7m" path="res://src/UI/Panels/SaveGroup.gd" id="1_j6osu"]
+[ext_resource type="Theme" uid="uid://btnjeju2d47x8" path="res://resources/save_menu_button_theme.tres" id="2_uoetd"]
+
+[node name="SaveGroup" type="HBoxContainer" unique_id=1600113286]
+anchors_preset = 10
+anchor_right = 1.0
+offset_bottom = 29.0
+grow_horizontal = 2
+script = ExtResource("1_j6osu")
+
+[node name="LabelId" type="Button" parent="." unique_id=253528830]
+layout_mode = 2
+size_flags_horizontal = 3
+size_flags_stretch_ratio = 3.0
+text = "A"
+
+[node name="ButtonDel" type="Button" parent="." unique_id=1248721049]
+layout_mode = 2
+size_flags_horizontal = 3
+theme = ExtResource("2_uoetd")
+text = "Del"
+
+[connection signal="button_up" from="ButtonDel" to="." method="_on_button_del_button_up"]

src/UI/Panels/SavePannel.gd

@@ -8,38 +8,100 @@ enum Mode { SAVE, LOAD }
 
 ## 请求关闭面板（返回上级界面）。
 signal save_panel_esc_pressed
+## 请求读档（LOAD 模式点槽位时发出）。
+signal load_requested(profile_id: int, slot_name: String)
 
 ## 槽位条目场景。
 const SAVE_SLOT_SCENE := preload("res://src/UI/Panels/SaveSlot.tscn")
+## 组条目场景。
+const SAVE_GROUP_SCENE := preload("res://src/UI/Panels/SaveGroup.tscn")
 
-#@onready var title_label: Label = %TitleLabel
+@onready var group_container: VBoxContainer = %GroupContainer
-#@onready var group_container: VBoxContainer = %GroupContainer
+@onready var slot_list: VBoxContainer = %SlotItems
-#@onready var slot_list: VBoxContainer = %SlotList
 @onready var new_slot_button: Button = %Button_NewSlot
 
 ## 当前模式。
 var mode: Mode = Mode.LOAD
-## 当前浏览的存档组 ID。
+## 当前浏览的存档组 ID（0 = 未选中）。
-#var _current_profile: int = 0
+var _current_profile: int = 0
-### 打开面板前的暂停状态（存档模式关闭时恢复）。
-#var _was_paused := false
 
 func open_load() -> void:
-	mode = Mode.SAVE
-	new_slot_button.visible = false
-	visible = true
-	pass
-	
-func open_save() -> void:
 	mode = Mode.LOAD
-	new_slot_button.visible = true
+	new_slot_button.visible = false
+	refresh_groups()
 	visible = true
-	pass
+
+func open_save() -> void:
+	mode = Mode.SAVE
+	new_slot_button.visible = true
+	refresh_groups()
+	visible = true
+
+## 刷新左侧存档组列表（调用 SaveSystem.get_profiles() 动态创建条目）。
+func refresh_groups() -> void:
+	_clear_children(group_container)
+	for group in SaveSystem.get_profiles():
+		var item := SAVE_GROUP_SCENE.instantiate()
+		item.set_data(group)
+		item.group_selected.connect(_on_group_selected)
+		item.delete_requested.connect(_on_group_delete_requested)
+		group_container.add_child(item)
+		print(group['id'])
+	# 校验当前选中组：已被删除则复位并清空右列
+	if _current_profile == 0 or _current_profile not in _get_profile_ids():
+		_current_profile = 0
+	refresh_slots(_current_profile)
+
+## 当前所有组的 id 列表。
+func _get_profile_ids() -> Array[int]:
+	var ids: Array[int] = []
+	for group in SaveSystem.get_profiles():
+		ids.append(int(group["id"]))
+	return ids
+
+## 刷新右侧槽位列表（profile_id 为 0 时清空）。
+func refresh_slots(profile_id: int) -> void:
+	_clear_children(slot_list)
+	if profile_id == 0:
+		return
+	for slot in SaveSystem.list_slots(profile_id):
+		var item := SAVE_SLOT_SCENE.instantiate()
+		item.set_data(profile_id, slot["name"], slot["date"])
+		item.load_requested.connect(_on_slot_load_requested)
+		item.delete_requested.connect(_on_slot_delete_requested)
+		slot_list.add_child(item)
+		print("--->");
+	print("---------------------->");
+		
+
+func _on_group_selected(profile_id: int) -> void:
+	_current_profile = profile_id
+	refresh_slots(profile_id)
+
+func _on_group_delete_requested(profile_id: int) -> void:
+	# 条目已自行删数据并销毁，这里只校正选中状态
+	if _current_profile == profile_id:
+		_current_profile = 0
+	refresh_slots(_current_profile)
+
+func _on_slot_load_requested(profile_id: int, slot_name: String) -> void:
+	load_requested.emit(profile_id, slot_name)
+
+func _on_slot_delete_requested(profile_id: int, slot_name: String) -> void:
+	SaveSystem.delete_slot(profile_id, slot_name)
+	refresh_slots(profile_id)
+
+## 清空容器的所有子节点。
+func _clear_children(container: Node) -> void:
+	for child in container.get_children():
+		container.remove_child(child)
+		child.queue_free()
 
 func _on_SavePanel_Esc_ButtonUp() -> void:
 	save_panel_esc_pressed.emit()
-	pass # Replace with function body.
-
 
 func _on_SavePanel_NewSlot_ButtonUp() -> void:
-	pass # Replace with function body.
+	if _current_profile == 0:
+		return
+	SaveSystem.save(_current_profile)
+	refresh_slots(_current_profile)

src/UI/Panels/SavePannel.tscn

@@ -59,14 +59,28 @@ size_flags_stretch_ratio = 15.0
 
 [node name="HBoxContainer" type="HBoxContainer" parent="VBoxContainer/ScrollContainer" unique_id=1858690088]
 layout_mode = 2
+size_flags_horizontal = 3
+size_flags_vertical = 3
 
-[node name="GroupContainer" type="VBoxContainer" parent="VBoxContainer/ScrollContainer/HBoxContainer" unique_id=1215509679]
+[node name="GroupScroll" type="ScrollContainer" parent="VBoxContainer/ScrollContainer/HBoxContainer" unique_id=-2142055995]
+layout_mode = 2
+size_flags_horizontal = 3
+
+[node name="GroupContainer" type="VBoxContainer" parent="VBoxContainer/ScrollContainer/HBoxContainer/GroupScroll" unique_id=1215509679]
 unique_name_in_owner = true
 layout_mode = 2
+size_flags_horizontal = 3
 
-[node name="SaveSlotList" type="VBoxContainer" parent="VBoxContainer/ScrollContainer/HBoxContainer" unique_id=1157397953]
+[node name="SaveSlotList" type="ScrollContainer" parent="VBoxContainer/ScrollContainer/HBoxContainer" unique_id=2071143052]
+layout_mode = 2
+size_flags_horizontal = 3
+size_flags_stretch_ratio = 7.0
+
+[node name="SlotItems" type="VBoxContainer" parent="VBoxContainer/ScrollContainer/HBoxContainer/SaveSlotList" unique_id=1079543554]
 unique_name_in_owner = true
 layout_mode = 2
+size_flags_horizontal = 3
+size_flags_vertical = 3
 
 [connection signal="button_up" from="VBoxContainer/HBoxContainer/Button_NewSlot" to="." method="_on_SavePanel_NewSlot_ButtonUp"]
 [connection signal="button_up" from="VBoxContainer/HBoxContainer/Button_Esc" to="." method="_on_SavePanel_Esc_ButtonUp"]

src/UI/Panels/SaveSlot.gd

@@ -1 +1,22 @@
-extends Panel
+## 存档槽位条目（挂载于 SaveSlot.tscn，填充右侧槽位列表）。
+extends PanelContainer
+
+## 请求读档该槽。
+signal load_requested(profile_id: int, slot_name: String)
+## 请求删除该槽。
+signal delete_requested(profile_id: int, slot_name: String)
+
+var _profile_id: int = 0
+var _slot_name: String = ""
+
+func set_data(profile_id: int, slot_name: String, date: String) -> void:
+	_profile_id = profile_id
+	_slot_name = slot_name
+	%SaveNameLabel.text = slot_name
+	%SaveSlotInfo.text = date
+
+func _on_button_load_button_up() -> void:
+	load_requested.emit(_profile_id, _slot_name)
+
+func _on_button_delete_button_up() -> void:
+	delete_requested.emit(_profile_id, _slot_name)

src/UI/Panels/SaveSlot.tscn

@@ -4,22 +4,17 @@
 [ext_resource type="LabelSettings" uid="uid://bn06sljdiloor" path="res://resources/save_menu_label_settings.tres" id="2_lm8et"]
 [ext_resource type="Theme" uid="uid://btnjeju2d47x8" path="res://resources/save_menu_button_theme.tres" id="2_m8lv8"]
 
-[node name="SaveSlot" type="Panel" unique_id=815772812]
+[node name="SaveSlot" type="PanelContainer" unique_id=270996818]
-anchors_preset = 14
+anchors_preset = 10
-anchor_top = 0.5
 anchor_right = 1.0
-anchor_bottom = 0.5
+offset_bottom = 50.0
 grow_horizontal = 2
-grow_vertical = 2
+custom_minimum_size = Vector2(0, 50)
+size_flags_horizontal = 3
 script = ExtResource("1_gsy4a")
 
 [node name="HBoxContainer" type="HBoxContainer" parent="." unique_id=1394744552]
-layout_mode = 1
+layout_mode = 2
-anchors_preset = 15
-anchor_right = 1.0
-anchor_bottom = 1.0
-grow_horizontal = 2
-grow_vertical = 2
 
 [node name="SlotIndexLabel" type="Label" parent="HBoxContainer" unique_id=1779842797]
 layout_mode = 2
@@ -35,10 +30,12 @@ size_flags_horizontal = 3
 size_flags_stretch_ratio = 15.0
 
 [node name="SaveNameLabel" type="Label" parent="HBoxContainer/VBoxContainer" unique_id=391910928]
+unique_name_in_owner = true
 layout_mode = 2
 size_flags_vertical = 3
 
 [node name="SaveSlotInfo" type="Label" parent="HBoxContainer/VBoxContainer" unique_id=125642674]
+unique_name_in_owner = true
 layout_mode = 2
 size_flags_vertical = 3
 
@@ -53,3 +50,6 @@ layout_mode = 2
 size_flags_horizontal = 3
 theme = ExtResource("2_m8lv8")
 text = "▶"
+
+[connection signal="button_up" from="HBoxContainer/ButtonDelete" to="." method="_on_button_delete_button_up"]
+[connection signal="button_up" from="HBoxContainer/ButtonLoad" to="." method="_on_button_load_button_up"]