Basic Nation Management Screen frameworknation-management-screens

1 files changed, 25 insertions, 0 deletions

diff --git a/game/src/Game/Autoload/Events/NationManagementScreens.gd b/game/src/Game/Autoload/Events/NationManagementScreens.gd
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+++ b/game/src/Game/Autoload/Events/NationManagementScreens.gd
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+class_name NationManagementScreensEventsObject
+extends RefCounted
+
+signal update_active_nation_management_screen(screen : NationManagement.Screen)
+
+var _current_screen : NationManagement.Screen = NationManagement.Screen.NONE
+
+# Set the current nation management screen. This emits an update signal to force
+# the argument screen to update, even if it was already the current screen.
+# Used by miscellaneous screen opening buttons (e.g. in province overview panel)
+# and by the close and toggle functions below.
+func open_nation_management_screen(screen : NationManagement.Screen) -> void:
+	_current_screen = screen
+	update_active_nation_management_screen.emit(_current_screen)
+
+# Close the screen if it is already open. Used for screens' close buttons.
+func close_nation_management_screen(screen : NationManagement.Screen) -> void:
+	if screen == _current_screen:
+		open_nation_management_screen(NationManagement.Screen.NONE)
+
+# Either switch to the screen or close it if it is already open. Used for topbar's buttons.
+func toggle_nation_management_screen(screen : NationManagement.Screen) -> void:
+	if screen == _current_screen:
+		screen = NationManagement.Screen.NONE
+	open_nation_management_screen(screen)