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// Copyright (c) IPython Development Team.
// Distributed under the terms of the Modified BSD License.
define([
"widgets/js/widget",
"jquery",
"bootstrap",
], function(widget, $){
var CheckboxView = widget.DOMWidgetView.extend({
render : function(){
// Called when view is rendered.
this.$el
.addClass('widget-hbox');
this.$label = $('<div />')
.addClass('widget-label')
.appendTo(this.$el)
.hide();
this.$checkbox = $('<input />')
.attr('type', 'checkbox')
.appendTo(this.$el)
.click($.proxy(this.handle_click, this));
this.update(); // Set defaults.
},
update_attr: function(name, value) {
// Set a css attr of the widget view.
this.$checkbox.css(name, value);
},
handle_click: function() {
// Handles when the checkbox is clicked.
// Calling model.set will trigger all of the other views of the
// model to update.
var value = this.model.get('value');
this.model.set('value', ! value, {updated_view: this});
this.touch();
},
update : function(options){
// Update the contents of this view
//
// Called when the model is changed. The model may have been
// changed by another view or by a state update from the back-end.
this.$checkbox.prop('checked', this.model.get('value'));
if (options === undefined || options.updated_view != this) {
var disabled = this.model.get('disabled');
this.$checkbox.prop('disabled', disabled);
var description = this.model.get('description');
if (description.trim().length === 0) {
this.$label.hide();
} else {
this.$label.text(description);
MathJax.Hub.Queue(["Typeset",MathJax.Hub,this.$label.get(0)]);
this.$label.show();
}
}
return CheckboxView.__super__.update.apply(this);
},
});
var ToggleButtonView = widget.DOMWidgetView.extend({
render : function() {
// Called when view is rendered.
var that = this;
this.setElement($('<button />')
.addClass('btn btn-default')
.attr('type', 'button')
.on('click', function (e) {
e.preventDefault();
that.handle_click();
}));
this.model.on('change:button_style', function(model, value) {
this.update_button_style();
}, this);
this.update_button_style('');
this.update(); // Set defaults.
},
update_button_style: function(previous_trait_value) {
var class_map = {
primary: ['btn-primary'],
success: ['btn-success'],
info: ['btn-info'],
warning: ['btn-warning'],
danger: ['btn-danger']
};
this.update_mapped_classes(class_map, 'button_style', previous_trait_value);
},
update : function(options){
// Update the contents of this view
//
// Called when the model is changed. The model may have been
// changed by another view or by a state update from the back-end.
if (this.model.get('value')) {
this.$el.addClass('active');
} else {
this.$el.removeClass('active');
}
if (options === undefined || options.updated_view != this) {
var disabled = this.model.get('disabled');
this.$el.prop('disabled', disabled);
var description = this.model.get('description');
if (description.trim().length === 0) {
this.$el.html(" "); // Preserve button height
} else {
this.$el.text(description);
}
}
return ToggleButtonView.__super__.update.apply(this);
},
handle_click: function(e) {
// Handles and validates user input.
// Calling model.set will trigger all of the other views of the
// model to update.
var value = this.model.get('value');
this.model.set('value', ! value, {updated_view: this});
this.touch();
},
});
return {
'CheckboxView': CheckboxView,
'ToggleButtonView': ToggleButtonView,
};
});
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