'border' as a property.

Author: Zerline

ipywidgets/widgets/widget_layout.py

@@ -37,7 +37,6 @@ class Layout(Widget):
         'baseline', 'stretch'] + CSS_PROPERTIES, allow_none=True, help="The align-items CSS attribute.").tag(sync=True)
     align_self = CaselessStrEnum(['auto', 'flex-start', 'flex-end',
         'center', 'baseline', 'stretch'] + CSS_PROPERTIES, allow_none=True, help="The align-self CSS attribute.").tag(sync=True)
-    border = Unicode(None, allow_none=True, help="The border CSS attribute.").tag(sync=True)
     border_top = Unicode(None, allow_none=True, help="The border top CSS attribute.").tag(sync=True)
     border_right = Unicode(None, allow_none=True, help="The border right CSS attribute.").tag(sync=True)
     border_bottom = Unicode(None, allow_none=True, help="The border bottom CSS attribute.").tag(sync=True)
@@ -79,13 +78,29 @@ class Layout(Widget):
     grid_column = Unicode(None, allow_none=True, help="The grid-column CSS attribute.").tag(sync=True)
     grid_area = Unicode(None, allow_none=True, help="The grid-area CSS attribute.").tag(sync=True)
 
-    def __init__(self, **kwargs):
-        """Public constructor"""
-        super().__init__(**kwargs)
-        if self.border is not None:
-            for side in ['top', 'right', 'bottom', 'left']:
-                if getattr(self, "border_" + side) is None:
-                    setattr(self, "border_" + side, self.border)
+    def _get_border(self):
+        """
+        `border` property getter. Return the common value of all side
+        borders if they are identical. Otherwise return None.
+
+        """
+        found = None
+        for side in ['top', 'right', 'bottom', 'left']:
+            if not hasattr(self, "border_" + side):
+                return
+            old, found = found, getattr(self, "border_" + side)
+            if found is None or (old is not None and found != old):
+                return
+        return found
+
+    def _set_border(self, border):
+        """
+        `border` property setter. Set all 4 sides to `border` string.
+        """
+        for side in ['top', 'right', 'bottom', 'left']:
+            setattr(self, "border_" + side, border)
+
+    border = property(_get_border, _set_border)
 
 
 class LayoutTraitType(Instance):

packages/base/src/widget_layout.ts

@@ -12,7 +12,6 @@ const css_properties: Dict<string | null> = {
   align_content: null,
   align_items: null,
   align_self: null,
-  border: null,
   border_top: null,
   border_right: null,
   border_bottom: null,

packages/schema/jupyterwidgetmodels.latest.json

@@ -91,13 +91,6 @@
         "name": "align_self",
         "type": "string"
       },
-      {
-        "allow_none": true,
-        "default": null,
-        "help": "The border CSS attribute.",
-        "name": "border",
-        "type": "string"
-      },
       {
         "allow_none": true,
         "default": null,
@@ -1700,98 +1693,6 @@
         "name": "_model_module_version",
         "type": "string"
       },
-      {
-        "default": "ControllerButtonModel",
-        "help": "",
-        "name": "_model_name",
-        "type": "string"
-      },
-      {
-        "default": "@jupyter-widgets/controls",
-        "help": "",
-        "name": "_view_module",
-        "type": "string"
-      },
-      {
-        "default": "2.0.0",
-        "help": "",
-        "name": "_view_module_version",
-        "type": "string"
-      },
-      {
-        "default": "ControllerButtonView",
-        "help": "",
-        "name": "_view_name",
-        "type": "string"
-      },
-      {
-        "default": "reference to new instance",
-        "help": "",
-        "name": "layout",
-        "type": "reference",
-        "widget": "Layout"
-      },
-      {
-        "default": false,
-        "help": "Whether the button is pressed.",
-        "name": "pressed",
-        "type": "bool"
-      },
-      {
-        "allow_none": true,
-        "default": null,
-        "help": "Is widget tabbable?",
-        "name": "tabbable",
-        "type": "bool"
-      },
-      {
-        "allow_none": true,
-        "default": null,
-        "help": "A tooltip caption.",
-        "name": "tooltip",
-        "type": "string"
-      },
-      {
-        "default": 0.0,
-        "help": "The value of the button.",
-        "name": "value",
-        "type": "float"
-      }
-    ],
-    "model": {
-      "module": "@jupyter-widgets/controls",
-      "name": "ControllerButtonModel",
-      "version": "1.5.0"
-    },
-    "view": {
-      "module": "@jupyter-widgets/controls",
-      "name": "ControllerButtonView",
-      "version": "1.5.0"
-    }
-  },
-  {
-    "attributes": [
-      {
-        "default": [],
-        "help": "CSS classes applied to widget DOM element",
-        "items": {
-          "type": "string"
-        },
-        "name": "_dom_classes",
-        "type": "array"
-      },
-      {
-        "default": "@jupyter-widgets/controls",
-        "help": "",
-        "name": "_model_module",
-        "type": "string"
-      },
-      {
-        "default": "1.5.0",
-        "help": "",
-        "name": "_model_module_version",
-        "type": "string"
-      },
       {
         "default": "ControllerModel",
         "help": "",
@@ -1805,7 +1706,7 @@
         "type": "string"
       },
       {
-        "default": "1.5.0",
+        "default": "2.0.0",
         "help": "",
         "name": "_view_module_version",
         "type": "string"

packages/schema/jupyterwidgetmodels.latest.md

@@ -29,7 +29,6 @@ Attribute        | Type             | Default          | Help
 `align_content`  | `null` or string (one of `'flex-start'`, `'flex-end'`, `'center'`, `'space-between'`, `'space-around'`, `'space-evenly'`, `'stretch'`, `'inherit'`, `'initial'`, `'unset'`) | `null`           | The align-content CSS attribute.
 `align_items`    | `null` or string (one of `'flex-start'`, `'flex-end'`, `'center'`, `'baseline'`, `'stretch'`, `'inherit'`, `'initial'`, `'unset'`) | `null`           | The align-items CSS attribute.
 `align_self`     | `null` or string (one of `'auto'`, `'flex-start'`, `'flex-end'`, `'center'`, `'baseline'`, `'stretch'`, `'inherit'`, `'initial'`, `'unset'`) | `null`           | The align-self CSS attribute.
-`border`         | `null` or string | `null`           | The border CSS attribute.
 `border_bottom`  | `null` or string | `null`           | The border bottom CSS attribute.
 `border_left`    | `null` or string | `null`           | The border left CSS attribute.
 `border_right`   | `null` or string | `null`           | The border right CSS attribute.