adjust the size of the right frame depending on the display dpi

plakativ.appdata.xml

@@ -7,7 +7,7 @@
 
   <metadata_license>FSFAP</metadata_license>
   <project_license>GPL-3.0</project_license>
-  <developer_name>Johannes Schauer</developer_name>
+  <developer_name>Johannes Schauer Marin Rodrigues</developer_name>
 
   <description>
     <p>

plakativ.py

@@ -6,7 +6,7 @@
 # pieces and putting each of them onto a paper size that can be printed
 # normally. The result can then be glued together into a bigger poster.
 #
-# Copyright (C) 2019 Johannes 'josch' Schauer
+# Copyright (C) 2019 - 2021 Johannes Schauer Marin Rodrigues <josch@mister-muffin.de>
 #
 # This program is free software: you can redistribute it and/or modify it under
 # the terms of the GNU General Public License version 3 as published by the
@@ -879,7 +879,7 @@ class VerticalScrolledFrame(tkinter.Frame):
             borderwidth=0,
             highlightthickness=0,
             yscrollcommand=vscrollbar.set,
-            width=240,
+            width=240*parent.winfo_fpixels('1i')/96.0,
         )
         canvas.pack(side=tkinter.LEFT, fill=tkinter.BOTH, expand=tkinter.TRUE)
         vscrollbar.config(command=canvas.yview)
@@ -2202,7 +2202,7 @@ you can instruct plakativ to remove the alpha channel for you with the
 
     $ plakativ --size A1 --output=poster.pdf --remove-alpha input.png
 
-Written by Johannes 'josch' Schauer <josch@mister-muffin.de>
+Written by Johannes Schauer Marin Rodrigues <josch@mister-muffin.de>
 
 Report bugs at https://gitlab.mister-muffin.de/josch/plakativ/issues
 """

setup.py

@@ -5,7 +5,7 @@ VERSION = "0.4"
 setup(
     name="plakativ",
     version=VERSION,
-    author="Johannes 'josch' Schauer",
+    author="Johannes Schauer Marin Rodrigues",
     author_email="josch@mister-muffin.de",
     description="Convert a PDF into a large poster that can be printed on multiple smaller pages.",
     long_description="file: README.md, CHANGELOG.rst",