Add livery selection dropdown to air wing config.

Fixes https://github.com/dcs-liberation/dcs_liberation/issues/1861.

changelog.md

@@ -21,6 +21,7 @@ Saves from 6.x are not compatible with 7.0.
 * **[New Game Wizard]** Choices for some options will be remembered for the next new game. Not all settings will be preserved, as many are campaign dependent.
 * **[New Game Wizard]** Lua plugins can now be set while creating a new game.
 * **[New Game Wizard]** Squadrons can be directly replaced with a preset during air wing configuration rather than needing to remove and create a new squadron.
+* **[New Game Wizard]** Squadron liveries can now be selected during air wing configuration.
 * **[Squadrons]** Squadron-specific mission capability lists no longer restrict players from assigning missions outside the squadron's preferences.
 
 ## Fixes

qt_ui/widgets/combos/liveryselector.py

@@ -0,0 +1,31 @@
+from __future__ import annotations
+
+from PySide6.QtWidgets import QComboBox
+from dcs.liveries.livery import Livery
+
+from game.squadrons import Squadron
+
+
+class LiverySelector(QComboBox):
+    def __init__(self, squadron: Squadron) -> None:
+        super().__init__()
+        self.setSizeAdjustPolicy(QComboBox.SizeAdjustPolicy.AdjustToContents)
+        self.set_squadron(squadron)
+
+    @property
+    def selected_livery(self) -> Livery | None:
+        return self.currentData()
+
+    def set_squadron(self, squadron: Squadron) -> None:
+        selected_idx: int | None = None
+        self.clear()
+        self.addItem("Default", None)
+        for idx, livery in enumerate(
+            squadron.aircraft.dcs_unit_type.iter_liveries_for_country(squadron.country)
+        ):
+            self.addItem(livery.name, livery)
+            if squadron.livery == livery.id:
+                selected_idx = idx
+        if selected_idx is not None:
+            self.setCurrentIndex(selected_idx)
+        self.update()

qt_ui/windows/AirWingConfigurationDialog.py

@@ -39,6 +39,7 @@ from game.squadrons import AirWing, Pilot, Squadron
 from game.squadrons.squadrondef import SquadronDef
 from game.theater import ControlPoint
 from qt_ui.uiconstants import AIRCRAFT_ICONS, ICONS
+from qt_ui.widgets.combos.liveryselector import LiverySelector
 from qt_ui.widgets.combos.primarytaskselector import PrimaryTaskSelector
 
 
@@ -188,6 +189,10 @@ class SquadronConfigurationBox(QGroupBox):
         reroll_nickname_button.clicked.connect(self.reroll_nickname)
         nickname_edit_layout.addWidget(reroll_nickname_button, 1, 1, Qt.AlignTop)
 
+        left_column.addWidget(QLabel("Livery:"))
+        self.livery_selector = LiverySelector(self.squadron)
+        left_column.addWidget(self.livery_selector)
+
         task_and_size_row = QHBoxLayout()
         left_column.addLayout(task_and_size_row)
 
@@ -254,6 +259,7 @@ class SquadronConfigurationBox(QGroupBox):
         try:
             self.name_edit.setText(self.squadron.name)
             self.nickname_edit.setText(self.squadron.nickname)
+            self.livery_selector.set_squadron(self.squadron)
             self.primary_task_selector.setCurrentText(self.squadron.primary_task.value)
             self.max_size_selector.setValue(self.squadron.max_size)
             self.base_selector.setCurrentText(self.squadron.location.name)
@@ -327,6 +333,8 @@ class SquadronConfigurationBox(QGroupBox):
     def apply(self) -> Squadron:
         self.squadron.name = self.name_edit.text()
         self.squadron.nickname = self.nickname_edit.text()
+        if (livery := self.livery_selector.selected_livery) is not None:
+            self.squadron.livery = livery.id
         self.squadron.max_size = self.max_size_selector.value()
         if (primary_task := self.primary_task_selector.selected_task) is not None:
             self.squadron.primary_task = primary_task