From d12113b94c2248d5c83baea780d21996a5ed65e6 Mon Sep 17 00:00:00 2001
From: Veronica Berglyd Olsen <1619840+vkbo@users.noreply.github.com>
Date: Sun, 1 Jun 2025 18:41:13 +0200
Subject: [PATCH] Limit main GUI size to available screen size of the current
 screen (#2354)

---
 novelwriter/guimain.py | 13 +++++++++++--
 novelwriter/shared.py  |  9 +++++++--
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/novelwriter/guimain.py b/novelwriter/guimain.py
index a12383fe..8a895bfe 100644
--- a/novelwriter/guimain.py
+++ b/novelwriter/guimain.py
@@ -38,7 +38,7 @@ from PyQt6.QtWidgets import (
 )
 
 from novelwriter import CONFIG, SHARED, __hexversion__, __version__
-from novelwriter.common import formatFileFilter, formatVersion, hexToInt
+from novelwriter.common import formatFileFilter, formatVersion, hexToInt, minmax
 from novelwriter.constants import nwConst
 from novelwriter.dialogs.about import GuiAbout
 from novelwriter.dialogs.preferences import GuiPreferences
@@ -103,7 +103,7 @@ class GuiMain(QMainWindow):
         SHARED.initSharedData(self)
 
         # Prepare Main Window
-        self.resize(*CONFIG.mainWinSize)
+        self._setWindowSize(CONFIG.mainWinSize)
         self._updateWindowTitle()
 
         nwIcon = CONFIG.assetPath("icons") / "novelwriter.svg"
@@ -1326,6 +1326,15 @@ class GuiMain(QMainWindow):
     #  Internal Functions
     ##
 
+    def _setWindowSize(self, size: list[int]) -> None:
+        """Set the main window size."""
+        if len(size) == 2 and (screen := SHARED.mainScreen):
+            availSize = screen.availableSize()
+            width = minmax(size[0], 900, availSize.width())
+            height = minmax(size[1], 500, availSize.height())
+            self.resize(width, height)
+        return
+
     def _updateWindowTitle(self, projName: str | None = None) -> None:
         """Set the window title and add the project's name."""
         self.setWindowTitle(" - ".join(filter(None, [projName, CONFIG.appName])))
diff --git a/novelwriter/shared.py b/novelwriter/shared.py
index 04add94c..228b9678 100644
--- a/novelwriter/shared.py
+++ b/novelwriter/shared.py
@@ -32,8 +32,8 @@ from time import time
 from typing import TYPE_CHECKING, TypeVar
 
 from PyQt6.QtCore import QObject, QRunnable, QThreadPool, QTimer, QUrl, pyqtSignal, pyqtSlot
-from PyQt6.QtGui import QDesktopServices, QFont
-from PyQt6.QtWidgets import QFileDialog, QFontDialog, QMessageBox, QWidget
+from PyQt6.QtGui import QDesktopServices, QFont, QScreen
+from PyQt6.QtWidgets import QApplication, QFileDialog, QFontDialog, QMessageBox, QWidget
 
 from novelwriter.common import formatFileFilter
 from novelwriter.constants import nwFiles
@@ -150,6 +150,11 @@ class SharedData(QObject):
         """Return the last alert message."""
         return self._lastAlert
 
+    @property
+    def mainScreen(self) -> QScreen | None:
+        """Return the screen of the main window."""
+        return QApplication.screenAt(self.mainGui.rect().center())
+
     ##
     #  Setters
     ##