added tabbing for the sake of progress

gui_handler.py

@@ -6,10 +6,11 @@ app = QtWidgets.QApplication([])
 #TODO: Implement separate editor, terminal and main_window classes using Window as a parent
 
 class Window(QtWidgets.QMainWindow):
-    def __init__(self, size=(640, 480), title="Concorde"):
+    def __init__(self, size=(640, 480), title="Concorde", on_resize=lambda event: None):
         super().__init__()
         self.setWindowTitle(title)
         self.resize(size[0], size[1])
+        self.__on_resize = on_resize
 
     def __del__(self):
         #TODO: whatever needs to be done here
@@ -26,6 +27,9 @@ class Window(QtWidgets.QMainWindow):
     def set_size(self, size_x, size_y):
         self.resize(size_x, size_y)
 
+    def on_resize(self, function):
+        self.__on_resize = function
+
     def update_menus(self, menu_dict, menu=None):
         # if not a sub menu
         if menu == None:
@@ -52,6 +56,11 @@ class Window(QtWidgets.QMainWindow):
                 menu_item = menu.addAction(entry)
                 menu_item.triggered.connect(menu_dict[entry])
 
+    # Toolkit specific! Do not use outside gui_handler.
+    def resizeEvent(self, event):
+        self.__on_resize(event)
+
+
 class Editor(Window):
     def __init__(self, size=(640, 480)):
         super().__init__(size, "Editor")
@@ -59,24 +68,13 @@ class Editor(Window):
         #TODO: Figure out a way to do the fucking line numbers
 
         #Text Editor
-        self.text_edit = QtWidgets.QPlainTextEdit(self)
+        self.text_edit = QtWidgets.QPlainTextEdit()
         self.text_edit.setFrameStyle(QtWidgets.QFrame.NoFrame)
-
+        self.text_edit.setWordWrapMode(QtGui.QTextOption.NoWrap)
-        self.set_size(size[0], size[1])
-
-        #layout
-        layout = QtWidgets.QHBoxLayout()
-        layout.addChildWidget(self.text_edit)
-
-        self.setLayout(layout)
         
-    def resizeEvent(self, event):
+        self.tabs = QtWidgets.QTabWidget()
-        self.set_size(event.size().width(), event.size().height())
+        self.tabs.addTab(self.text_edit, "untitled")
-
+        self.setCentralWidget(self.tabs)
-    def set_size(self, size_x, size_y):
-        self.text_edit.resize(size_x, size_y)
-        self.resize(size_x, size_y)
-
 
 class Message(QtWidgets.QMessageBox):
     def __init__(self, title, text):