Add control over what columns are displayed.

Author: jonathanrocher

stage5.3_fuller_application/pycasa/ui/image_folder_view.py

@@ -7,6 +7,17 @@
 # Local imports
 from ..model.image_folder import ImageFolder
 
+from traits.api import Instance
+from traitsui.api import Item, ModelView, View
+from traitsui.ui_editors.data_frame_editor import DataFrameEditor
+
+from pycasa.model.image_folder import ImageFolder
+
+DISPLAYED_COLUMNS = [
+    'ApertureValue', 'ExifVersion', 'Model', 'Make', 'LensModel', 'DateTime',
+    'ShutterSpeedValue', 'XResolution', 'YResolution'
+]
+
 
 class ImageFolderView(ModelView):
     """ ModelView for an image folder object.
@@ -17,7 +28,8 @@ class ImageFolderView(ModelView):
 
     view = View(
         Item("model.path", style="readonly", show_label=False),
-        Item("model.data", editor=DataFrameEditor(update="data_updated"),
+        Item("model.data", editor=DataFrameEditor(columns=DISPLAYED_COLUMNS,
+                                                  update="data_updated"),
              show_label=False, visible_when="len(model.data) > 0"),
         HGroup(
             Spring(),
@@ -35,3 +47,15 @@ class ImageFolderView(ModelView):
     @observe("scan")
     def scan_for_faces(self, event):
         self.model.compute_num_faces()
+
+
+if __name__ == '__main__':
+    from os.path import dirname, join
+    import ets_tutorial
+
+    TUTORIAL_DIR = dirname(ets_tutorial.__file__)
+    SAMPLE_IMG_DIR = join(TUTORIAL_DIR, "..", "sample_images")
+
+    image_file = ImageFolder(directory=SAMPLE_IMG_DIR)
+    view = ImageFolderView(model=image_file)
+    view.configure_traits()