Make directoriy ignoring more intelligent

Replace path stringifications with as_posix function, which will make
the generation reliable on both unix and windows systems

resources/generate_resources.py

@@ -5,10 +5,18 @@ from _generate_resources import *
 
 ignored_files = ['qt.conf', 'resources.qrc', 'resources_autogenerated.qrc', 'windows.rc',
         'generate_resources.py', '_generate_resources.py']
+
+# to ignore all files in a/b, add a/b to ignored_directories.
+# this will ignore a/b/c/d.txt and a/b/xd.txt
 ignored_directories = ['__pycache__']
 
 def isNotIgnored(file):
-    return str(file) not in ignored_files
+    # check if file exists in an ignored direcory
+    for ignored_directory in ignored_directories:
+        if file.parent.as_posix().startswith(ignored_directory):
+            return False
+
+    return file.as_posix() not in ignored_files
 
 all_files = list(filter(isNotIgnored, \
     filter(Path.is_file, Path('.').glob('**/*'))))
@@ -18,15 +26,15 @@ image_files = list(filter(isNotIgnored, \
 with open('./resources_autogenerated.qrc', 'w') as out:
     out.write(resources_header)
     for file in all_files:
-        out.write(f"    <file>{str(file)}</file>\n")
+        out.write(f"    <file>{file.as_posix()}</file>\n")
     out.write(resources_footer)
 
 with open('../src/autogenerated/ResourcesAutogen.cpp', 'w') as out:
     out.write(source_header)
     for file in sorted(image_files):
-        var_name = str(file.with_suffix("")).replace("/",".")
+        var_name = file.with_suffix("").as_posix().replace("/",".")
         out.write(f'    this->{var_name}')
-        out.write(f' = QPixmap(":/{file}");\n')
+        out.write(f' = QPixmap(":/{file.as_posix()}");\n')
     out.write(source_footer)
 
 def writeHeader(out, name, element, indent):
@@ -46,11 +54,10 @@ with open('../src/autogenerated/ResourcesAutogen.hpp', 'w') as out:
     elements = {}
     for file in sorted(image_files):
         elements_ref = elements
-        directories = str(file).split('/')[:-1]
+        directories = file.as_posix().split('/')[:-1]
         filename = file.stem
         for directory in directories:
             if directory not in elements_ref:
-                if directory not in ignored_directories:
                 elements_ref[directory] = {}
             elements_ref = elements_ref[directory]
         elements_ref[filename] = filename

resources/resources_autogenerated.qrc

@@ -62,6 +62,5 @@
     <file>twitch/subscriber.png</file>
     <file>twitch/turbo.png</file>
     <file>twitch/verified.png</file>
-    <file>__pycache__/_generate_resources.cpython-36.pyc</file>
   </qresource>
 </RCC>