diff --git a/scripts/generate_qt_files.py b/scripts/generate_qt_files.py
index 19f2783..bf28359 100644
--- a/scripts/generate_qt_files.py
+++ b/scripts/generate_qt_files.py
@@ -44,18 +44,15 @@ def generate_ui() -> None:
             str(destination),
         )
         generated = destination.read_text(encoding="utf-8")
-        if RESOURCE_IMPORT not in generated:
-            raise RuntimeError(
-                f"could not find the generated resource import in {destination}"
+        if RESOURCE_IMPORT in generated:
+            destination.write_text(
+                generated.replace(
+                    RESOURCE_IMPORT,
+                    GENERATED_RESOURCE_IMPORT,
+                    1,
+                ),
+                encoding="utf-8",
             )
-        destination.write_text(
-            generated.replace(
-                RESOURCE_IMPORT,
-                GENERATED_RESOURCE_IMPORT,
-                1,
-            ),
-            encoding="utf-8",
-        )
 
 
 def generate_resources() -> None:
diff --git a/src/bedit_gui/application.py b/src/bedit_gui/application.py
index 337683c..ed36c68 100644
--- a/src/bedit_gui/application.py
+++ b/src/bedit_gui/application.py
@@ -1,13 +1,12 @@
 from __future__ import annotations
-
 import sys
 
 from PySide6.QtWidgets import QApplication
 
 from bedit_gui.controllers.document_controller import DocumentController
 from bedit_gui.controllers.undo_controller import UndoController
+from bedit_gui.controllers.window_state_controller import WindowStateController
 from bedit_gui.documents import Document
-from bedit_gui.resources.generated import resources_rc  # noqa: F401
 from bedit_gui.views.main_window import MainWindow
 
 
@@ -21,6 +20,8 @@ def main() -> int:
     window = MainWindow()
     DocumentController(document, window)
     UndoController(document, window)
-    window.show()
+    window_state_controller = WindowStateController(app, window)
+    window_state_controller.restore()
+    window.showMaximized()
 
     return app.exec()
diff --git a/src/bedit_gui/controllers/window_state_controller.py b/src/bedit_gui/controllers/window_state_controller.py
new file mode 100644
index 0000000..8265e96
--- /dev/null
+++ b/src/bedit_gui/controllers/window_state_controller.py
@@ -0,0 +1,37 @@
+from PySide6.QtCore import QObject, QSettings, QByteArray
+from PySide6.QtWidgets import QApplication
+
+from bedit_gui.views.main_window import MainWindow
+
+
+class WindowStateController(QObject):
+    def __init__(self,app: QApplication,window: MainWindow) -> None:
+        super().__init__(window)
+
+        self.window = window
+        self.settings = QSettings()
+
+        # Capture the layout created by Designer.
+        self._default_geometry = QByteArray(window.saveGeometry())
+        self._default_state = QByteArray(window.saveState())
+
+        app.aboutToQuit.connect(self.save)
+        window.ui.actionReset_Layout.triggered.connect(self.reset)
+
+    def restore(self) -> None:
+        if self.settings.contains("main_window/geometry"):
+            self.window.restoreGeometry(self.settings.value("main_window/geometry"))
+
+        if self.settings.contains("main_window/state"):
+            self.window.restoreState(self.settings.value("main_window/state"))
+
+    def save(self) -> None:
+        self.settings.setValue("main_window/geometry",self.window.saveGeometry())
+        self.settings.setValue("main_window/state",self.window.saveState())
+
+    def reset(self) -> None:
+        self.settings.remove("main_window/geometry")
+        self.settings.remove("main_window/state")
+        self.window.restoreGeometry(self._default_geometry)
+        self.window.restoreState(self._default_state)
+        self.window.showMaximized()
diff --git a/src/bedit_gui/ui/forms/main_window.ui b/src/bedit_gui/ui/forms/main_window.ui
index 3292e8c..6f08e37 100644
--- a/src/bedit_gui/ui/forms/main_window.ui
+++ b/src/bedit_gui/ui/forms/main_window.ui
@@ -6,20 +6,30 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>800</width>
-    <height>600</height>
+    <width>940</width>
+    <height>729</height>
    </rect>
   </property>
   <property name="windowTitle">
    <string>MainWindow</string>
   </property>
+  <property name="windowIcon">
+   <iconset resource="../../resources/resources.qrc">
+    <normaloff>:/icons/icons/office-chart-line.png</normaloff>:/icons/icons/office-chart-line.png</iconset>
+  </property>
+  <property name="documentMode">
+   <bool>false</bool>
+  </property>
+  <property name="tabShape">
+   <enum>QTabWidget::TabShape::Triangular</enum>
+  </property>
   <widget class="QWidget" name="centralwidget"/>
   <widget class="QMenuBar" name="menubar">
    <property name="geometry">
     <rect>
      <x>0</x>
      <y>0</y>
-     <width>800</width>
+     <width>940</width>
      <height>22</height>
     </rect>
    </property>
@@ -46,6 +56,9 @@
     <property name="title">
      <string>View</string>
     </property>
+    <addaction name="actionReset_Layout"/>
+    <addaction name="actionPanels"/>
+    <addaction name="actionToolbars"/>
    </widget>
    <widget class="QMenu" name="menuHelp">
     <property name="title">
@@ -87,6 +100,48 @@
    <addaction name="actionUndo"/>
    <addaction name="actionRedo"/>
   </widget>
+  <widget class="QDockWidget" name="documentTreeWidget">
+   <property name="minimumSize">
+    <size>
+     <width>150</width>
+     <height>533</height>
+    </size>
+   </property>
+   <property name="windowTitle">
+    <string>Document Tree</string>
+   </property>
+   <attribute name="dockWidgetArea">
+    <number>1</number>
+   </attribute>
+   <widget class="QWidget" name="dockWidgetContents">
+    <layout class="QVBoxLayout" name="verticalLayout">
+     <item>
+      <widget class="QTreeView" name="documentTree"/>
+     </item>
+    </layout>
+   </widget>
+  </widget>
+  <widget class="QDockWidget" name="logWidget">
+   <property name="minimumSize">
+    <size>
+     <width>150</width>
+     <height>107</height>
+    </size>
+   </property>
+   <property name="windowTitle">
+    <string>Log</string>
+   </property>
+   <attribute name="dockWidgetArea">
+    <number>8</number>
+   </attribute>
+   <widget class="QWidget" name="dockWidgetContents_5">
+    <layout class="QVBoxLayout" name="verticalLayout_2">
+     <item>
+      <widget class="QListView" name="listView"/>
+     </item>
+    </layout>
+   </widget>
+  </widget>
   <action name="actionOpen_File">
    <property name="icon">
     <iconset resource="../../resources/resources.qrc">
@@ -211,6 +266,27 @@
     <enum>QAction::MenuRole::NoRole</enum>
    </property>
   </action>
+  <action name="actionReset_Layout">
+   <property name="text">
+    <string>Reset Layout</string>
+   </property>
+   <property name="toolTip">
+    <string>Reset window layout to default</string>
+   </property>
+   <property name="menuRole">
+    <enum>QAction::MenuRole::NoRole</enum>
+   </property>
+  </action>
+  <action name="actionPanels">
+   <property name="text">
+    <string>Panels</string>
+   </property>
+  </action>
+  <action name="actionToolbars">
+   <property name="text">
+    <string>Toolbars</string>
+   </property>
+  </action>
  </widget>
  <resources>
   <include location="../../resources/resources.qrc"/>
diff --git a/src/bedit_gui/views/main_window.py b/src/bedit_gui/views/main_window.py
index 4748bb2..1a3d1dd 100644
--- a/src/bedit_gui/views/main_window.py
+++ b/src/bedit_gui/views/main_window.py
@@ -1,4 +1,5 @@
-from PySide6.QtWidgets import QMainWindow
+from PySide6.QtCore import Qt
+from PySide6.QtWidgets import QMainWindow, QTabWidget
 
 from bedit_gui.ui.generated.ui_main_window import Ui_MainWindow
 
@@ -9,3 +10,7 @@ class MainWindow(QMainWindow):
 
         self.ui = Ui_MainWindow()
         self.ui.setupUi(self)
+
+        self.setTabPosition(Qt.AllDockWidgetAreas, QTabWidget.North)
+        self.setCorner(Qt.Corner.BottomLeftCorner, Qt.DockWidgetArea.LeftDockWidgetArea)
+        self.setCorner(Qt.Corner.BottomRightCorner, Qt.DockWidgetArea.RightDockWidgetArea)