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changeset 67:2c050fcf2614 default tip

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add document count
author Franklin Schmidt <fschmidt@gmail.com>
date Fri, 06 Jun 2025 18:59:44 -0600
parents d10058fd247d
children
files src/luan_editor/Window.luan
diffstat 1 files changed, 12 insertions(+), 5 deletions(-) [+]
line wrap: on
line diff
diff -r d10058fd247d -r 2c050fcf2614 src/luan_editor/Window.luan
--- a/src/luan_editor/Window.luan	Fri Jun 06 10:46:07 2025 -0600
+++ b/src/luan_editor/Window.luan	Fri Jun 06 18:59:44 2025 -0600
@@ -148,11 +148,13 @@
 	if document ~= nil then
 		text_area.document = document
 	elseif file ~= nil then
-		local document = documents[title]
-		if document ~= nil then
-			text_area.document = document
+		local document_info = documents[title]
+		if document_info ~= nil then
+			text_area.document = document_info.document
+			document_info.count = document_info.count + 1
 		else
-			documents[title] = text_area.document
+			document_info = { document = text_area.document, count = 1 }
+			documents[title] = document_info
 			if file.exists() then
 				text_area.text = file.read_text()
 				text_area.document.clear_unedited()
@@ -197,6 +199,11 @@
 			Luan.exit()
 		end
 		remove_list_window_item(list_window_item)
+		local document_info = documents[title] or error()
+		document_info.count = document_info.count - 1
+		if document_info.count == 0 then
+			documents[title] = nil
+		end
 	end)
 	frame.add_window_focus_listener(function()
 		list_view.selected_value = list_window_item
@@ -252,7 +259,7 @@
 				return false
 			end
 			title = file.canonical().to_string()
-			documents[title] = text_area.document
+			documents[title] = { document = text_area.document, count = 1 }
 			window.is_unedited = nil
 			undo_listener()
 		end