allow drag&drop of multiple files

raven/mainwindow.py

@@ -144,7 +144,8 @@ class MainWindow(QMainWindow):
             e.ignore()
 
     def dropEvent(self, e):
-        file = urlutils.url_to_path(e.mimeData().text())
+        files = urlutils.urls_to_path(e.mimeData().text())
+        for file in files:
             PluginRegistry.execute_single("open_file", file)
 
     def _restore_window(self):

urlutils.py

@@ -3,6 +3,14 @@ from urllib.parse import urlparse
 import sys
 
 
+def urls_to_path(urls: str) -> [str]:
+    result = []
+    url_list = urls.splitlines(keepends=False)
+    for url in url_list:
+        path = url_to_path(url)
+        result.append(path)
+    return result
+
 def url_to_path(url: str) -> str:
     p = urlparse(url)
     if sys.platform == 'win32' or sys.platform == 'cygwin':
@@ -10,8 +18,11 @@ def url_to_path(url: str) -> str:
     return os.path.abspath(os.path.join(p.netloc, p.path))
 
 
-def url_is_file(url: str) -> bool:
+def url_is_file(string: str) -> bool:
+    url_candidates = string.splitlines(keepends=False)
+    for url in url_candidates:
         if url.startswith("file://"):
             path = url_to_path(url)
-        return os.path.isfile(path)
+            if not os.path.isfile(path):
                 return False
+    return True