Added support for multiple fnmatch filters

README.md

@@ -95,6 +95,10 @@ fc.selected_filename
 
 ## Release notes
 
+### 0.4.2
+
+- Added ability to specify a list of `fnmatch` pattern strings for `filter_pattern`
+
 ### 0.4.1
 
 - Fixed issue with `select_default` not being applied on `reset`

ipyfilechooser/__init__.py

@@ -1,3 +1,3 @@
 from .filechooser import FileChooser
 
-__version__ = '0.4.1'
+__version__ = '0.4.2'

ipyfilechooser/utils.py

@@ -32,6 +32,19 @@ def has_parent(path):
     return os.path.basename(path) != ''
 
 
+def match_item(item, filter_pattern):
+    """Check if a string matches one or more fnmatch patterns."""
+    idx = 0
+    found = False
+    patterns = filter_pattern if isinstance(filter_pattern, list) else [filter_pattern]
+
+    while idx < len(patterns) and not found:
+        found |= fnmatch.fnmatch(item, patterns[idx])
+        idx += 1
+
+    return found
+
+
 def get_dir_contents(
         path,
         show_hidden=False,
@@ -52,7 +65,7 @@ def get_dir_contents(
                 dirs.append(item)
             elif append and not show_only_dirs:
                 if filter_pattern:
-                    if fnmatch.fnmatch(item, filter_pattern):
+                    if match_item(item, filter_pattern):
                         files.append(item)
                 else:
                     files.append(item)

ipyfilechooser_examples.ipynb

@@ -113,6 +113,16 @@
     "fdialog.filter_pattern = '*.txt'"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Set multiple file filter patterns (uses https://docs.python.org/3/library/fnmatch.html)\n",
+    "fdialog.filter_pattern = ['*.jpg', '*.png']"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,

setup.py

@@ -10,7 +10,7 @@ def read(fname):
 
 setup(
     name='ipyfilechooser',
-    version='0.4.1',
+    version='0.4.2',
     author='Thomas Bouve (@crahan)',
     author_email='crahan@n00.be',
     description=(