From 80e8788baaea7f558b6bb90803ae290936e4ab84 Mon Sep 17 00:00:00 2001
From: "Veronica K. B. Olsen" <1619840+vkbo@users.noreply.github.com>
Date: Sun, 11 Oct 2020 16:20:47 +0200
Subject: [PATCH] Added scroll past end feature by setting a large root frame
 margin of the document

---
 nw/config.py        |  2 ++
 nw/gui/doceditor.py | 12 ++++++++++--
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/nw/config.py b/nw/config.py
index 5f4a1300..721901ab 100644
--- a/nw/config.py
+++ b/nw/config.py
@@ -122,6 +122,8 @@ class Config:
         self.doReplaceDQuote = True
         self.doReplaceDash   = True
         self.doReplaceDots   = True
+        self.extendScroll    = True
+
         self.wordCountTimer  = 5.0
         self.showTabsNSpaces = False
         self.showLineEndings = False
diff --git a/nw/gui/doceditor.py b/nw/gui/doceditor.py
index 1d1d2a4e..10f9de3f 100644
--- a/nw/gui/doceditor.py
+++ b/nw/gui/doceditor.py
@@ -377,6 +377,7 @@ class GuiDocEditor(QTextEdit):
         just ensure the margins are set correctly.
         """
         wW = self.width()
+        wH = self.height()
         cM = self.mainConf.getTextMargin()
 
         vBar = self.verticalScrollBar()
@@ -400,7 +401,7 @@ class GuiDocEditor(QTextEdit):
         tW = wW - 2*tB - sW
         tH = self.docHeader.height()
         fH = self.docFooter.height()
-        fY = self.height() - fH - tB - sH
+        fY = wH - fH - tB - sH
         self.docHeader.setGeometry(tB, tB, tW, tH)
         self.docFooter.setGeometry(tB, fY, tW, fH)
 
@@ -412,7 +413,14 @@ class GuiDocEditor(QTextEdit):
         else:
             rH = 0
 
-        self.setViewportMargins(tM, max(cM, tH, rH), tM, max(cM, fH))
+        uM = max(cM, tH, rH)
+        lM = max(cM, fH)
+        self.setViewportMargins(tM, uM, tM, lM)
+
+        if self.mainConf.extendScroll:
+            docFrame = self.qDocument.rootFrame().frameFormat()
+            docFrame.setBottomMargin(wH - uM - lM - self.theTheme.fontPixelSize)
+            self.qDocument.rootFrame().setFrameFormat(docFrame)
 
         return