##// END OF EJS Templates
Better fix for empty dropdown button alignment...
Better fix for empty dropdown button alignment Now an   character is inserted and bootstrap is left alone to deal with alignment.

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float_range.js
239 lines | 8.8 KiB | application/javascript | JavascriptLexer
define(["notebook/js/widget"], function(){
var FloatRangeWidgetModel = IPython.WidgetModel.extend({});
IPython.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 = $('<div />')
.appendTo(this.$el)
.addClass('widget-hlabel')
.hide();
this.$slider = $('<div />')
.slider({})
.addClass('slider');
// Put the slider in a container
this.$slider_container = $('<div />')
.addClass('widget-hslider')
.append(this.$slider);
this.$el_to_style = this.$slider_container; // Set default element to style
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.$label.show();
}
return IPython.WidgetView.prototype.update.call(this);
},
// Handles: User input
events: { "slide" : "handleSliderChange" },
handleSliderChange: function(e, ui) {
this.model.set('value', ui.value);
this.model.update_other_views(this);
},
});
IPython.widget_manager.register_widget_view('FloatSliderView', FloatSliderView);
var FloatTextView = IPython.WidgetView.extend({
// Called when view is rendered.
render : function(){
this.$el
.addClass('widget-hbox-single')
.html('');
this.$label = $('<div />')
.appendTo(this.$el)
.addClass('widget-hlabel')
.hide();
this.$textbox = $('<input type="text" />')
.addClass('input')
.addClass('widget-numeric-text')
.appendTo(this.$el);
this.$el_to_style = this.$textbox; // Set default element to style
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.$label.show();
}
return IPython.WidgetView.prototype.update.call(this);
},
events: {"keyup input" : "handleChanging",
"paste input" : "handleChanging",
"cut input" : "handleChanging",
"change input" : "handleChanged"}, // Fires only when control is validated or looses focus.
// Handles and validates user input.
handleChanging: function(e) {
// Try to parse value as a float.
var numericalValue = 0.0;
if (e.target.value != '') {
numericalValue = parseFloat(e.target.value);
}
// If parse failed, reset value to value stored in model.
if (isNaN(numericalValue)) {
e.target.value = this.model.get('value');
} else if (!isNaN(numericalValue)) {
if (this.model.get('max') != undefined) {
numericalValue = Math.min(this.model.get('max'), numericalValue);
}
if (this.model.get('min') != undefined) {
numericalValue = Math.max(this.model.get('min'), numericalValue);
}
// Apply the value if it has changed.
if (numericalValue != this.model.get('value')) {
this.changing = true;
this.model.set('value', numericalValue);
this.model.update_other_views(this);
this.changing = false;
}
}
},
// Applies validated input.
handleChanged: function(e) {
// Update the textbox
if (this.model.get('value') != e.target.value) {
e.target.value = this.model.get('value');
}
}
});
IPython.widget_manager.register_widget_view('FloatTextView', FloatTextView);
var ProgressView = IPython.WidgetView.extend({
// Called when view is rendered.
render : function(){
this.$el
.addClass('widget-hbox-single')
.html('');
this.$label = $('<div />')
.appendTo(this.$el)
.addClass('widget-hlabel')
.hide();
this.$progress = $('<div />')
.addClass('progress')
.addClass('widget-progress')
.appendTo(this.$el);
this.$el_to_style = this.$progress; // Set default element to style
this.$bar = $('<div />')
.addClass('bar')
.css('width', '50%')
.appendTo(this.$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.widget_manager.register_widget_view('ProgressView', ProgressView);
});