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add extra var for local variable
add extra var for local variable

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widget_selectioncontainer.js
267 lines | 10.2 KiB | application/javascript | JavascriptLexer
/ IPython / html / static / widgets / js / widget_selectioncontainer.js
// Copyright (c) IPython Development Team.
// Distributed under the terms of the Modified BSD License.
define([
"widgets/js/widget",
"base/js/utils",
"jquery",
"bootstrap",
], function(widget, utils, $){
var AccordionView = widget.DOMWidgetView.extend({
render: function(){
// Called when view is rendered.
var guid = 'panel-group' + utils.uuid();
this.$el
.attr('id', guid)
.addClass('panel-group');
this.containers = [];
this.model_containers = {};
this.update_children([], this.model.get('children'));
this.model.on('change:children', function(model, value, options) {
this.update_children(model.previous('children'), value);
}, this);
this.model.on('change:selected_index', function(model, value, options) {
this.update_selected_index(model.previous('selected_index'), value, options);
}, this);
this.model.on('change:_titles', function(model, value, options) {
this.update_titles(value);
}, this);
var that = this;
this.on('displayed', function() {
this.update_titles();
// Trigger model displayed events for any models that are child to
// this model when this model is displayed.
that.is_displayed = true;
for (var property in that.child_views) {
if (that.child_views.hasOwnProperty(property)) {
that.child_views[property].trigger('displayed');
}
}
}, this);
},
update_titles: function(titles) {
// Set tab titles
if (!titles) {
titles = this.model.get('_titles');
}
var that = this;
_.each(titles, function(title, page_index) {
var accordian = that.containers[page_index];
if (accordian !== undefined) {
accordian
.find('.panel-heading')
.find('.accordion-toggle')
.text(title);
}
});
},
update_selected_index: function(old_index, new_index, options) {
// Only update the selection if the selection wasn't triggered
// by the front-end. It must be triggered by the back-end.
if (options === undefined || options.updated_view != this) {
this.containers[old_index].find('.panel-collapse').collapse('hide');
if (0 <= new_index && new_index < this.containers.length) {
this.containers[new_index].find('.panel-collapse').collapse('show');
}
}
},
update_children: function(old_list, new_list) {
// Called when the children list is modified.
this.do_diff(old_list,
new_list,
$.proxy(this.remove_child_model, this),
$.proxy(this.add_child_model, this));
},
remove_child_model: function(model) {
// Called when a child is removed from children list.
var accordion_group = this.model_containers[model.id];
this.containers.splice(accordion_group.container_index, 1);
delete this.model_containers[model.id];
accordion_group.remove();
this.pop_child_view(model);
},
add_child_model: function(model) {
// Called when a child is added to children list.
var view = this.create_child_view(model);
var index = this.containers.length;
var uuid = utils.uuid();
var accordion_group = $('<div />')
.addClass('panel panel-default')
.appendTo(this.$el);
var accordion_heading = $('<div />')
.addClass('panel-heading')
.appendTo(accordion_group);
var that = this;
var accordion_toggle = $('<a />')
.addClass('accordion-toggle')
.attr('data-toggle', 'collapse')
.attr('data-parent', '#' + this.$el.attr('id'))
.attr('href', '#' + uuid)
.click(function(evt){
// Calling model.set will trigger all of the other views of the
// model to update.
that.model.set("selected_index", index, {updated_view: that});
that.touch();
})
.text('Page ' + index)
.appendTo(accordion_heading);
var accordion_body = $('<div />', {id: uuid})
.addClass('panel-collapse collapse')
.appendTo(accordion_group);
var accordion_inner = $('<div />')
.addClass('panel-body')
.appendTo(accordion_body);
var container_index = this.containers.push(accordion_group) - 1;
accordion_group.container_index = container_index;
this.model_containers[model.id] = accordion_group;
accordion_inner.append(view.$el);
this.update();
this.update_titles();
// Trigger the displayed event if this model is displayed.
if (this.is_displayed) {
view.trigger('displayed');
}
},
});
var TabView = widget.DOMWidgetView.extend({
initialize: function() {
// Public constructor.
this.containers = [];
TabView.__super__.initialize.apply(this, arguments);
},
render: function(){
// Called when view is rendered.
var uuid = 'tabs'+utils.uuid();
var that = this;
this.$tabs = $('<div />', {id: uuid})
.addClass('nav')
.addClass('nav-tabs')
.appendTo(this.$el);
this.$tab_contents = $('<div />', {id: uuid + 'Content'})
.addClass('tab-content')
.appendTo(this.$el);
this.containers = [];
this.update_children([], this.model.get('children'));
this.model.on('change:children', function(model, value, options) {
this.update_children(model.previous('children'), value);
}, this);
// Trigger model displayed events for any models that are child to
// this model when this model is displayed.
this.on('displayed', function(){
that.is_displayed = true;
for (var property in that.child_views) {
if (that.child_views.hasOwnProperty(property)) {
that.child_views[property].trigger('displayed');
}
}
});
},
update_children: function(old_list, new_list) {
// Called when the children list is modified.
this.do_diff(old_list,
new_list,
$.proxy(this.remove_child_model, this),
$.proxy(this.add_child_model, this));
},
remove_child_model: function(model) {
// Called when a child is removed from children list.
var view = this.pop_child_view(model);
this.containers.splice(view.parent_tab.tab_text_index, 1);
view.parent_tab.remove();
view.parent_container.remove();
view.remove();
},
add_child_model: function(model) {
// Called when a child is added to children list.
var view = this.create_child_view(model);
var index = this.containers.length;
var uuid = utils.uuid();
var that = this;
var tab = $('<li />')
.css('list-style-type', 'none')
.appendTo(this.$tabs);
view.parent_tab = tab;
var tab_text = $('<a />')
.attr('href', '#' + uuid)
.attr('data-toggle', 'tab')
.text('Page ' + index)
.appendTo(tab)
.click(function (e) {
// Calling model.set will trigger all of the other views of the
// model to update.
that.model.set("selected_index", index, {updated_view: this});
that.touch();
that.select_page(index);
});
tab.tab_text_index = this.containers.push(tab_text) - 1;
var contents_div = $('<div />', {id: uuid})
.addClass('tab-pane')
.addClass('fade')
.append(view.$el)
.appendTo(this.$tab_contents);
view.parent_container = contents_div;
// Trigger the displayed event if this model is displayed.
if (this.is_displayed) {
view.trigger('displayed');
}
},
update: function(options) {
// Update the contents of this view
//
// Called when the model is changed. The model may have been
// changed by another view or by a state update from the back-end.
if (options === undefined || options.updated_view != this) {
// Set tab titles
var titles = this.model.get('_titles');
var that = this;
_.each(titles, function(title, page_index) {
var tab_text = that.containers[page_index];
if (tab_text !== undefined) {
tab_text.text(title);
}
});
var selected_index = this.model.get('selected_index');
if (0 <= selected_index && selected_index < this.containers.length) {
this.select_page(selected_index);
}
}
return TabView.__super__.update.apply(this);
},
select_page: function(index) {
// Select a page.
this.$tabs.find('li')
.removeClass('active');
this.containers[index].tab('show');
},
});
return {
'AccordionView': AccordionView,
'TabView': TabView,
};
});