require(["notebook/js/widget"], function(){ var FloatRangeWidgetModel = IPython.WidgetModel.extend({}); IPython.notebook.widget_manager.register_widget_model('FloatRangeWidgetModel', FloatRangeWidgetModel); var FloatSliderView = IPython.WidgetView.extend({ // Called when view is rendered. render : function(){ this.$el .addClass('widget-hbox-single') .html(''); this.$label = $('
') .appendTo(this.$el) .addClass('widget-hlabel') .hide(); this.$slider = $('
') .slider({}) .addClass('slider'); // Put the slider in a container this.$slider_container = $('
') .addClass('widget-hslider') .append(this.$slider); this.$el.append(this.$slider_container); // Set defaults. this.update(); }, // Handles: Backend -> Frontend Sync // Frontent -> Frontend Sync update : function(){ // Slider related keys. var _keys = ['step', 'max', 'min', 'disabled']; for (var index in _keys) { var key = _keys[index]; if (this.model.get(key) != undefined) { this.$slider.slider("option", key, this.model.get(key)); } } // WORKAROUND FOR JQUERY SLIDER BUG. // The horizontal position of the slider handle // depends on the value of the slider at the time // of orientation change. Before applying the new // workaround, we set the value to the minimum to // make sure that the horizontal placement of the // handle in the vertical slider is always // consistent. var orientation = this.model.get('orientation'); var value = this.model.get('min'); this.$slider.slider('option', 'value', value); this.$slider.slider('option', 'orientation', orientation); var value = this.model.get('value'); this.$slider.slider('option', 'value', value); // Use the right CSS classes for vertical & horizontal sliders if (orientation=='vertical') { this.$slider_container .removeClass('widget-hslider') .addClass('widget-vslider'); this.$el .removeClass('widget-hbox-single') .addClass('widget-vbox-single'); this.$label .removeClass('widget-hlabel') .addClass('widget-vlabel'); } else { this.$slider_container .removeClass('widget-vslider') .addClass('widget-hslider'); this.$el .removeClass('widget-vbox-single') .addClass('widget-hbox-single'); this.$label .removeClass('widget-vlabel') .addClass('widget-hlabel'); } var description = this.model.get('description'); if (description.length == 0) { this.$label.hide(); } else { this.$label.html(description); this.$label.show(); } return IPython.WidgetView.prototype.update.call(this); }, // Handles: User input events: { "slide" : "handleSliderChange" }, handleSliderChange: function(e, ui) { this.model.set('value', ui.value); this.model.update_other_views(this); }, }); IPython.notebook.widget_manager.register_widget_view('FloatSliderView', FloatSliderView); var FloatTextView = IPython.WidgetView.extend({ // Called when view is rendered. render : function(){ this.$el .addClass('widget-hbox-single') .html(''); this.$label = $('
') .appendTo(this.$el) .addClass('widget-hlabel') .hide(); this.$textbox = $('') .addClass('input') .addClass('widget-numeric-text') .appendTo(this.$el); this.update(); // Set defaults. }, // Handles: Backend -> Frontend Sync // Frontent -> Frontend Sync update : function(){ var value = this.model.get('value'); if (!this.changing && parseFloat(this.$textbox.val()) != value) { this.$textbox.val(value); } if (this.model.get('disabled')) { this.$textbox.attr('disabled','disabled'); } else { this.$textbox.removeAttr('disabled'); } var description = this.model.get('description'); if (description.length == 0) { this.$label.hide(); } else { this.$label.html(description); this.$label.show(); } return IPython.WidgetView.prototype.update.call(this); }, events: {"keyup input" : "handleChanging", "paste input" : "handleChanging", "cut input" : "handleChanging", "change input" : "handleChanged"}, // Fires only when control is validated or looses focus. // Handles and validates user input. handleChanging: function(e) { // Try to parse value as a float. var numericalValue = 0.0; if (e.target.value != '') { numericalValue = parseFloat(e.target.value); } // If parse failed, reset value to value stored in model. if (isNaN(numericalValue)) { e.target.value = this.model.get('value'); } else if (!isNaN(numericalValue)) { if (this.model.get('max') != undefined) { numericalValue = Math.min(this.model.get('max'), numericalValue); } if (this.model.get('min') != undefined) { numericalValue = Math.max(this.model.get('min'), numericalValue); } // Apply the value if it has changed. if (numericalValue != this.model.get('value')) { this.changing = true; this.model.set('value', numericalValue); this.model.update_other_views(this); this.changing = false; } } }, // Applies validated input. handleChanged: function(e) { // Update the textbox if (this.model.get('value') != e.target.value) { e.target.value = this.model.get('value'); } } }); IPython.notebook.widget_manager.register_widget_view('FloatTextView', FloatTextView); var ProgressView = IPython.WidgetView.extend({ // Called when view is rendered. render : function(){ this.$el .addClass('widget-hbox-single') .html(''); this.$label = $('
') .appendTo(this.$el) .addClass('widget-hlabel') .hide(); this.$progress = $('
') .addClass('progress') .addClass('widget-progress') .appendTo(this.$el); this.$bar = $('
') .addClass('bar') .css('width', '50%') .appendTo(this.$progress); this.update(); // Set defaults. }, // Handles: Backend -> Frontend Sync // Frontent -> Frontend Sync update : function(){ var value = this.model.get('value'); var max = this.model.get('max'); var min = this.model.get('min'); var percent = 100.0 * (value - min) / (max - min); this.$bar.css('width', percent + '%'); var description = this.model.get('description'); if (description.length == 0) { this.$label.hide(); } else { this.$label.html(description); this.$label.show(); } return IPython.WidgetView.prototype.update.call(this); }, }); IPython.notebook.widget_manager.register_widget_view('ProgressView', ProgressView); });