##// END OF EJS Templates
allow async output on the most recent request...
allow async output on the most recent request Keeps track of the most recent request, so async output is still allowed

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widget_selection.js
381 lines | 15.0 KiB | application/javascript | JavascriptLexer
//----------------------------------------------------------------------------
// Copyright (C) 2013 The IPython Development Team
//
// Distributed under the terms of the BSD License. The full license is in
// the file COPYING, distributed as part of this software.
//----------------------------------------------------------------------------
//============================================================================
// SelectionWidget
//============================================================================
/**
* @module IPython
* @namespace IPython
**/
define(["widgets/js/widget"], function(WidgetManager){
var DropdownView = IPython.DOMWidgetView.extend({
render : function(){
// Called when view is rendered.
this.$el
.addClass('widget-hbox-single');
this.$label = $('<div />')
.appendTo(this.$el)
.addClass('widget-hlabel')
.hide();
this.$buttongroup = $('<div />')
.addClass('widget_item')
.addClass('btn-group')
.appendTo(this.$el);
this.$el_to_style = this.$buttongroup; // Set default element to style
this.$droplabel = $('<button />')
.addClass('btn')
.addClass('widget-combo-btn')
.html("&nbsp;")
.appendTo(this.$buttongroup);
this.$dropbutton = $('<button />')
.addClass('btn')
.addClass('dropdown-toggle')
.addClass('widget-combo-carrot-btn')
.attr('data-toggle', 'dropdown')
.append($('<span />').addClass("caret"))
.appendTo(this.$buttongroup);
this.$droplist = $('<ul />')
.addClass('dropdown-menu')
.appendTo(this.$buttongroup);
// Set defaults.
this.update();
},
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 (options === undefined || options.updated_view != this) {
var selected_item_text = this.model.get('value_name');
if (selected_item_text.trim().length === 0) {
this.$droplabel.html("&nbsp;");
} else {
this.$droplabel.text(selected_item_text);
}
var items = this.model.get('value_names');
var $replace_droplist = $('<ul />')
.addClass('dropdown-menu');
var that = this;
_.each(items, function(item, i) {
var item_button = $('<a href="#"/>')
.text(item)
.on('click', $.proxy(that.handle_click, that));
$replace_droplist.append($('<li />').append(item_button));
});
this.$droplist.replaceWith($replace_droplist);
this.$droplist.remove();
this.$droplist = $replace_droplist;
if (this.model.get('disabled')) {
this.$buttongroup.attr('disabled','disabled');
this.$droplabel.attr('disabled','disabled');
this.$dropbutton.attr('disabled','disabled');
this.$droplist.attr('disabled','disabled');
} else {
this.$buttongroup.removeAttr('disabled');
this.$droplabel.removeAttr('disabled');
this.$dropbutton.removeAttr('disabled');
this.$droplist.removeAttr('disabled');
}
var description = this.model.get('description');
if (description.length === 0) {
this.$label.hide();
} else {
this.$label.text(description);
this.$label.show();
}
}
return DropdownView.__super__.update.apply(this);
},
handle_click: function (e) {
// Handle when a value is clicked.
// Calling model.set will trigger all of the other views of the
// model to update.
this.model.set('value_name', $(e.target).text(), {updated_view: this});
this.touch();
},
});
WidgetManager.register_widget_view('DropdownView', DropdownView);
var RadioButtonsView = IPython.DOMWidgetView.extend({
render : function(){
// Called when view is rendered.
this.$el
.addClass('widget-hbox');
this.$label = $('<div />')
.appendTo(this.$el)
.addClass('widget-hlabel')
.hide();
this.$container = $('<div />')
.appendTo(this.$el)
.addClass('widget-radio-box');
this.$el_to_style = this.$container; // Set default element to style
this.update();
},
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 (options === undefined || options.updated_view != this) {
// Add missing items to the DOM.
var items = this.model.get('value_names');
var disabled = this.model.get('disabled');
var that = this;
_.each(items, function(item, index) {
var item_query = ' :input[value="' + item + '"]';
if (that.$el.find(item_query).length === 0) {
var $label = $('<label />')
.addClass('radio')
.text(item)
.appendTo(that.$container);
$('<input />')
.attr('type', 'radio')
.addClass(that.model)
.val(item)
.prependTo($label)
.on('click', $.proxy(that.handle_click, that));
}
var $item_element = that.$container.find(item_query);
if (that.model.get('value_name') == item) {
$item_element.prop('checked', true);
} else {
$item_element.prop('checked', false);
}
$item_element.prop('disabled', disabled);
});
// Remove items that no longer exist.
this.$container.find('input').each(function(i, obj) {
var value = $(obj).val();
var found = false;
_.each(items, function(item, index) {
if (item == value) {
found = true;
return false;
}
});
if (!found) {
$(obj).parent().remove();
}
});
var description = this.model.get('description');
if (description.length === 0) {
this.$label.hide();
} else {
this.$label.text(description);
this.$label.show();
}
}
return RadioButtonsView.__super__.update.apply(this);
},
handle_click: function (e) {
// Handle when a value is clicked.
// Calling model.set will trigger all of the other views of the
// model to update.
this.model.set('value_name', $(e.target).val(), {updated_view: this});
this.touch();
},
});
WidgetManager.register_widget_view('RadioButtonsView', RadioButtonsView);
var ToggleButtonsView = IPython.DOMWidgetView.extend({
render : function(){
// Called when view is rendered.
this.$el
.addClass('widget-hbox-single');
this.$label = $('<div />')
.appendTo(this.$el)
.addClass('widget-hlabel')
.hide();
this.$buttongroup = $('<div />')
.addClass('btn-group')
.attr('data-toggle', 'buttons-radio')
.appendTo(this.$el);
this.$el_to_style = this.$buttongroup; // Set default element to style
this.update();
},
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 (options === undefined || options.updated_view != this) {
// Add missing items to the DOM.
var items = this.model.get('value_names');
var disabled = this.model.get('disabled');
var that = this;
var item_html;
_.each(items, function(item, index) {
if (item.trim().length == 0) {
item_html = "&nbsp;";
} else {
item_html = IPython.utils.escape_html(item);
}
var item_query = '[data-value="' + item + '"]';
var $item_element = that.$buttongroup.find(item_query);
if (!$item_element.length) {
$item_element = $('<button/>')
.attr('type', 'button')
.addClass('btn')
.html(item_html)
.appendTo(that.$buttongroup)
.attr('data-value', item)
.on('click', $.proxy(that.handle_click, that));
}
if (that.model.get('value_name') == item) {
$item_element.addClass('active');
} else {
$item_element.removeClass('active');
}
$item_element.prop('disabled', disabled);
});
// Remove items that no longer exist.
this.$buttongroup.find('button').each(function(i, obj) {
var value = $(obj).data('value');
var found = false;
_.each(items, function(item, index) {
if (item == value) {
found = true;
return false;
}
});
if (!found) {
$(obj).remove();
}
});
var description = this.model.get('description');
if (description.length === 0) {
this.$label.hide();
} else {
this.$label.text(description);
this.$label.show();
}
}
return ToggleButtonsView.__super__.update.apply(this);
},
handle_click: function (e) {
// Handle when a value is clicked.
// Calling model.set will trigger all of the other views of the
// model to update.
this.model.set('value_name', $(e.target).data('value'), {updated_view: this});
this.touch();
},
});
WidgetManager.register_widget_view('ToggleButtonsView', ToggleButtonsView);
var SelectView = IPython.DOMWidgetView.extend({
render : function(){
// Called when view is rendered.
this.$el
.addClass('widget-hbox');
this.$label = $('<div />')
.appendTo(this.$el)
.addClass('widget-hlabel')
.hide();
this.$listbox = $('<select />')
.addClass('widget-listbox')
.attr('size', 6)
.appendTo(this.$el);
this.$el_to_style = this.$listbox; // Set default element to style
this.update();
},
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 (options === undefined || options.updated_view != this) {
// Add missing items to the DOM.
var items = this.model.get('value_names');
var that = this;
_.each(items, function(item, index) {
var item_query = ' :contains("' + item + '")';
if (that.$listbox.find(item_query).length === 0) {
$('<option />')
.text(item)
.attr('value_name', item)
.appendTo(that.$listbox)
.on('click', $.proxy(that.handle_click, that));
}
});
// Select the correct element
this.$listbox.val(this.model.get('value_name'));
// Disable listbox if needed
var disabled = this.model.get('disabled');
this.$listbox.prop('disabled', disabled);
// Remove items that no longer exist.
this.$listbox.find('option').each(function(i, obj) {
var value = $(obj).text();
var found = false;
_.each(items, function(item, index) {
if (item == value) {
found = true;
return false;
}
});
if (!found) {
$(obj).remove();
}
});
var description = this.model.get('description');
if (description.length === 0) {
this.$label.hide();
} else {
this.$label.text(description);
this.$label.show();
}
}
return SelectView.__super__.update.apply(this);
},
handle_click: function (e) {
// Handle when a value is clicked.
// Calling model.set will trigger all of the other views of the
// model to update.
this.model.set('value_name', $(e.target).text(), {updated_view: this});
this.touch();
},
});
WidgetManager.register_widget_view('SelectView', SelectView);
});