Add script to generate picard.qrc from png images in images directory

resources/makeqrc.py

@@ -0,0 +1,56 @@
+#!/usr/bin/env python
+
+import os, fnmatch
+import re
+from distutils import log
+from distutils.dep_util import newer
+
+"""Build a Qt resources file with all png images found under images/
+It will update qrc file only if images newer than it are found
+"""
+
+def tryint(s):
+    try:
+        return int(s)
+    except:
+        return s
+
+def natsort_key(s):
+    return [ tryint(c) for c in re.split('(\d+)', s) ]
+
+
+def find_files(topdir, directory, pattern):
+    tdir = os.path.join(topdir, directory)
+    for root, dirs, files in os.walk(tdir):
+        for basename in files:
+            if fnmatch.fnmatch(basename, pattern):
+                filepath = os.path.join(root, basename)
+                filename = os.path.relpath(filepath, topdir)
+                yield filename
+
+def main():
+    scriptdir = os.path.dirname(os.path.abspath(__file__))
+    topdir = os.path.abspath(os.path.join(scriptdir, ".."))
+    resourcesdir = os.path.join(topdir, "resources")
+    qrcfile = os.path.join(resourcesdir, "picard.qrc")
+    images = [i for i in find_files(resourcesdir, 'images', '*.png')]
+    newimages = 0
+    for filename in images:
+        filepath = os.path.join(resourcesdir, filename)
+        if newer(filepath, qrcfile):
+            newimages += 1
+    if newimages:
+        log.info("%d images newer than %s found" % (newimages, qrcfile))
+        with open(qrcfile, 'wb+') as f:
+            f.write('<!DOCTYPE RCC><RCC version="1.0">\r\n<qresource>\r\n')
+            n = 0
+            for filename in sorted(images, key=natsort_key):
+                f.write('    <file>%s</file>\r\n' % filename)
+                n += 1
+            f.write('</qresource>\r\n</RCC>\r\n')
+            log.info("File %s written, %d images" % (qrcfile, n))
+
+
+if __name__ == "__main__":
+    log.set_verbosity(1)
+    main()