Give the FloatText and IntText a step attribute.

For floats, a step of None means any step is allowed.
jupyter-widgets · Jul 27, 2017 · 7d53455 · 7d53455
1 parent 387a4b2
commit 7d53455
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Showing 3 changed files with 8 additions and 4 deletions.
diff --git a/ipywidgets/widgets/widget_float.py b/ipywidgets/widgets/widget_float.py
@@ -68,13 +68,16 @@ class FloatText(_Float):
     ----------
     value : float
         value displayed
+    step : float
+        step of the increment (if None, any step is allowed)
     description : str
         description displayed next to the text box
     """
     _view_name = Unicode('FloatTextView').tag(sync=True)
     _model_name = Unicode('FloatTextModel').tag(sync=True)
     disabled = Bool(False, help="Enable or disable user changes").tag(sync=True)
     continuous_update = Bool(False, help="Update the value as the user types.").tag(sync=True)
+    step = CFloat(None, allow_none=True, help="Minimum step to increment the value").tag(sync=True)
 
 
 @register
@@ -92,16 +95,15 @@ class BoundedFloatText(_BoundedFloat):
     max : float
         maximal value of the range of possible values displayed
     step : float
-        step of the increment
+        step of the increment (if None, any step is allowed)
     description : str
         description displayed next to the textbox
     """
     _view_name = Unicode('FloatTextView').tag(sync=True)
     _model_name = Unicode('BoundedFloatTextModel').tag(sync=True)
     disabled = Bool(False, help="Enable or disable user changes").tag(sync=True)
     continuous_update = Bool(False, help="Update the value as the user types.").tag(sync=True)
-    step = CFloat(0.1, help="Minimum step to increment the value").tag(sync=True)
-
+    step = CFloat(None, allow_none=True, help="Minimum step to increment the value").tag(sync=True)
 
 @register
 class FloatSlider(_BoundedFloat):

diff --git a/ipywidgets/widgets/widget_int.py b/ipywidgets/widgets/widget_int.py
@@ -128,6 +128,7 @@ class IntText(_Int):
     _model_name = Unicode('IntTextModel').tag(sync=True)
     disabled = Bool(False, help="Enable or disable user changes").tag(sync=True)
     continuous_update = Bool(False, help="Update the value as the user types.").tag(sync=True)
+    step = CInt(1, help="Minimum step to increment the value").tag(sync=True)
 
 
 @register

diff --git a/packages/controls/src/widget_int.ts b/packages/controls/src/widget_int.ts
@@ -529,7 +529,8 @@ class IntTextView extends DescriptionView {
             if (this.model.get('max') !== undefined) {
                 this.textbox.max = this.model.get('max');
             }
-            if (this.model.get('step') !== undefined) {
+            if (this.model.get('step') !== undefined
+                && this.model.get('step') !== null) {
                 this.textbox.step = this.model.get('step');
             } else {
                 this.textbox.step = this._default_step;