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//----------------------------------------------------------------------------
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// Copyright (C) 2013 The IPython Development Team
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//
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// Distributed under the terms of the BSD License. The full license is in
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// the file COPYING, distributed as part of this software.
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//----------------------------------------------------------------------------
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//============================================================================
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// ContainerWidget
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//============================================================================
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/**
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* @module IPython
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* @namespace IPython
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**/
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define(["notebook/js/widgets/widget"], function(widget_manager) {
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var set_flex_property = function(element, property_name, enabled) {
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if (enabled) {
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element.addClass(property_name);
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} else {
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element.removeClass(property_name);
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}
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};
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var set_flex_properties = function(context, element) {
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// Apply flexible box model properties by adding and removing
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// corrosponding CSS classes.
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// Defined in IPython/html/static/base/less/flexbox.less
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set_flex_property(element, 'vbox', context.model.get('_vbox'));
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set_flex_property(element, 'hbox', context.model.get('_hbox'));
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set_flex_property(element, 'start', context.model.get('_pack_start'));
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set_flex_property(element, 'center', context.model.get('_pack_center'));
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set_flex_property(element, 'end', context.model.get('_pack_end'));
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set_flex_property(element, 'align-start', context.model.get('_align_start'));
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set_flex_property(element, 'align-center', context.model.get('_align_center'));
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set_flex_property(element, 'align-end', context.model.get('_align_end'));
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set_flex_property(element, 'box-flex0', context.model.get('_flex0'));
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set_flex_property(element, 'box-flex1', context.model.get('_flex1'));
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set_flex_property(element, 'box-flex2', context.model.get('_flex2'));
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};
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var ContainerModel = IPython.WidgetModel.extend({});
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widget_manager.register_widget_model('ContainerWidgetModel', ContainerModel);
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var ContainerView = IPython.DOMWidgetView.extend({
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render: function(){
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this.$el
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.addClass('widget-container');
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this.children={};
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this.update_children([], this.model.get('children'));
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this.model.on('change:children', function(model, value, options) {
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this.update_children(model.previous('children'), value);
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}, this);
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this.update()
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},
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update_children: function(old_list, new_list) {
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this.$el.empty();
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this.update_child_views(old_list, new_list);
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_.each(new_list, function(element, index, list) {
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this.$el.append(this.child_views[element].$el);
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}, this)
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},
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update: function(){
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// Update the contents of this view
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//
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// Called when the model is changed. The model may have been
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// changed by another view or by a state update from the back-end.
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set_flex_properties(this, this.$el);
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return IPython.DOMWidgetView.prototype.update.call(this);
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},
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});
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widget_manager.register_widget_view('ContainerView', ContainerView);
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var ModalView = IPython.DOMWidgetView.extend({
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render: function(){
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var that = this;
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this.children={};
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this.update_children([], this.model.get('children'));
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this.model.on('change:children', function(model, value, options) {
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this.update_children(model.previous('children'), value);
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}, this);
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this.$el
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.html('')
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.on("remove", function(){
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that.$window.remove();
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});
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this.$window = $('<div />')
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.addClass('modal widget-modal')
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.appendTo($('#notebook-container'))
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.mousedown(function(){
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that.bring_to_front();
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});
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this.$title_bar = $('<div />')
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.addClass('popover-title')
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.appendTo(this.$window)
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.mousedown(function(){
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that.bring_to_front();
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});
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this.$close = $('<button />')
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.addClass('close icon-remove')
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.css('margin-left', '5px')
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.appendTo(this.$title_bar)
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.click(function(){
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that.hide();
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event.stopPropagation();
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});
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this.$minimize = $('<button />')
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.addClass('close icon-arrow-down')
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.appendTo(this.$title_bar)
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.click(function(){
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that.popped_out = !that.popped_out;
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if (!that.popped_out) {
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that.$minimize
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.removeClass('icon-arrow-down')
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.addClass('icon-arrow-up');
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that.$window
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.draggable('destroy')
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.resizable('destroy')
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.removeClass('widget-modal modal')
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.addClass('docked-widget-modal')
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.detach()
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.insertBefore(that.$show_button);
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that.$show_button.hide();
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that.$close.hide();
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} else {
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that.$minimize
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.addClass('icon-arrow-down')
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.removeClass('icon-arrow-up');
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that.$window
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.removeClass('docked-widget-modal')
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.addClass('widget-modal modal')
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.detach()
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.appendTo($('#notebook-container'))
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.draggable({handle: '.popover-title', snap: '#notebook, .modal', snapMode: 'both'})
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.resizable()
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.children('.ui-resizable-handle').show();
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that.show();
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that.$show_button.show();
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that.$close.show();
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}
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event.stopPropagation();
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});
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this.$title = $('<div />')
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.addClass('widget-modal-title')
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.html(' ')
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.appendTo(this.$title_bar);
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this.$body = $('<div />')
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.addClass('modal-body')
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.addClass('widget-modal-body')
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.addClass('widget-container')
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.appendTo(this.$window);
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this.$show_button = $('<button />')
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.html(' ')
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.addClass('btn btn-info widget-modal-show')
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.appendTo(this.$el)
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.click(function(){
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that.show();
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});
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this.$window.draggable({handle: '.popover-title', snap: '#notebook, .modal', snapMode: 'both'});
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this.$window.resizable();
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this.$window.on('resize', function(){
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that.$body.outerHeight(that.$window.innerHeight() - that.$title_bar.outerHeight());
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});
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this.$el_to_style = this.$body;
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this._shown_once = false;
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this.popped_out = true;
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},
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hide: function() {
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this.$window.hide();
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this.$show_button.removeClass('btn-info');
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},
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show: function() {
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this.$show_button.addClass('btn-info');
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this.$window.show();
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if (this.popped_out) {
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this.$window.css("positon", "absolute");
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this.$window.css("top", "0px");
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this.$window.css("left", Math.max(0, (($('body').outerWidth() - this.$window.outerWidth()) / 2) +
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$(window).scrollLeft()) + "px");
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this.bring_to_front();
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}
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},
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bring_to_front: function() {
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var $widget_modals = $(".widget-modal");
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var max_zindex = 0;
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$widget_modals.each(function (index, el){
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max_zindex = Math.max(max_zindex, parseInt($(el).css('z-index')));
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});
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// Start z-index of widget modals at 2000
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max_zindex = Math.max(max_zindex, 2000);
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$widget_modals.each(function (index, el){
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$el = $(el);
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if (max_zindex == parseInt($el.css('z-index'))) {
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$el.css('z-index', max_zindex - 1);
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}
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});
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this.$window.css('z-index', max_zindex);
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},
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update_children: function(old_list, new_list) {
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this.$el.empty();
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this.update_child_views(old_list, new_list);
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_.each(new_list, function(element, index, list) {
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this.$body.append(this.child_views[element].$el);
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}, this)
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},
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update: function(){
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// Update the contents of this view
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//
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// Called when the model is changed. The model may have been
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// changed by another view or by a state update from the back-end.
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set_flex_properties(this, this.$body);
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var description = this.model.get('description');
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description = description.replace(/ /g, ' ', 'm');
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description = description.replace(/\n/g, '<br>\n', 'm');
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if (description.length === 0) {
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this.$title.html(' '); // Preserve title height
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} else {
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this.$title.html(description);
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}
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var button_text = this.model.get('button_text');
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button_text = button_text.replace(/ /g, ' ', 'm');
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button_text = button_text.replace(/\n/g, '<br>\n', 'm');
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if (button_text.length === 0) {
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this.$show_button.html(' '); // Preserve button height
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} else {
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this.$show_button.html(button_text);
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}
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if (!this._shown_once) {
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this._shown_once = true;
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this.show();
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}
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return IPython.DOMWidgetView.prototype.update.call(this);
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},
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_get_selector_element: function(selector) {
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// Since the modal actually isn't within the $el in the DOM, we need to extend
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// the selector logic to allow the user to set css on the modal if need be.
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// The convention used is:
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// "modal" - select the modal div
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// "modal [selector]" - select element(s) within the modal div.
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// "[selector]" - select elements within $el
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// "" - select the $el_to_style
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if (selector.substring(0, 5) == 'modal') {
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if (selector == 'modal') {
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return this.$window;
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} else {
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return this.$window.find(selector.substring(6));
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}
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} else {
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return IPython.DOMWidgetView.prototype._get_selector_element.call(this, selector);
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}
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},
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});
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widget_manager.register_widget_view('ModalView', ModalView);
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});
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