Implemented reopening of multiple files.

file.py

@@ -98,8 +98,6 @@ class File:
 
         self.bit_editor = BitEditor(self.app, self)
 
-        self.app.settings.last_opened_file = self.path
-
         self.app.gui.main_window.openFileTabs.setCurrentIndex(self.app.gui.main_window.openFileTabs.count() - 1)
 
     def close(self):

settings.py

@@ -1,11 +1,12 @@
 #!/usr/bin/python3
 
-import os
-from dataclasses import dataclass
+from dataclasses import dataclass, field
+from typing import List
+from utils import Utils
 
 
 @dataclass
 class Settings:
-    last_opened_file: str=f"{os.path.dirname(os.path.abspath(__file__))}/example.txt"
+    last_opened_files: List=field(default_factory=lambda: [f"{Utils.editor_path}/example.txt"])
     highlight_ones: bool=False
     square_bits: bool=False

utils.py

@@ -8,11 +8,12 @@ from file import File
 
 
 class Utils:
+    home_path = str(Path.home())
+    editor_path = os.path.dirname(os.path.abspath(__file__))
+
     def __init__(self, app):
         self.app = app
 
-        self.home_path = str(Path.home())
-
     def popup_init(self):
         self.usc_popup = QMessageBox()  # create a popup window that notifies the user that we have unsaved changes
         self.usc_popup.setWindowTitle("Unsaved Changes!")  # usc means unsaved changes
@@ -95,6 +96,14 @@ class Utils:
     def close(self):
         print("Bye!")
 
+        file_keys = self.app.open_files.keys()
+        open_files = []
+
+        for file_path in file_keys:  # convert dict keys to strings
+            open_files.append(str(file_path))
+
+        self.app.settings.last_opened_files = open_files
+
         self.app.settings.save("settings.json")
 
     def update_style_in_all_bit_editors(self):
@@ -108,16 +117,7 @@ class Utils:
 
     def on_start(self):
         if len(sys.argv) == 1:  # if no parameters were passed to the editor
-            file_path = self.app.settings.last_opened_file
-
-            if os.path.isfile(file_path):  # open last opened file if it still exists else open the example file
-                file = File(self.app, file_path, file_path.split("/")[-1])
-                self.app.open_files[file_path] = file
-
-            else:
-                file_path = f"{os.path.dirname(os.path.abspath(__file__))}/example.txt"
-                file = File(self.app, file_path, file_path.split("/")[-1])
-                self.app.open_files[file_path] = file
+            self.load_files(self.app.settings.last_opened_files)
 
         else:
             file_path = sys.argv[1]
@@ -125,3 +125,9 @@ class Utils:
             if os.path.isfile(file_path):
                 file = File(self.app, file_path, file_path.split("/")[-1])
                 self.app.open_files[file_path] = file
+
+    def load_files(self, file_paths):
+        for file_path in file_paths:
+            if os.path.isfile(file_path):
+                file = File(self.app, file_path, file_path.split("/")[-1])
+                self.app.open_files[file_path] = file