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pager.js
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pager.js
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//----------------------------------------------------------------------------
// Copyright (C) 2008-2011 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.
//----------------------------------------------------------------------------
//============================================================================
// Pager
//============================================================================
var IPython = (function (IPython) {
var utils = IPython.utils;
var Pager = function (pager_selector, pager_splitter_selector) {
this.pager_element = $(pager_selector);
this.pager_button_area = $('#pager_button_area');
var that = this;
this.percentage_height = 0.40;
this.pager_splitter_element = $(pager_splitter_selector)
.draggable({
containment: 'window',
axis:'y',
helper: null ,
drag: function(event, ui) {
// recalculate the amount of space the pager should take
var pheight = ($(document.body).height()-event.clientY-4);
var downprct = pheight/IPython.layout_manager.app_height();
downprct = Math.min(0.9, downprct);
if (downprct < 0.1) {
that.percentage_height = 0.1;
that.collapse({'duration':0});
} else if (downprct > 0.2) {
that.percentage_height = downprct;
that.expand({'duration':0});
}
IPython.layout_manager.do_resize();
}
});
this.expanded = false;
this.style();
this.create_button_area();
this.bind_events();
};
Pager.prototype.create_button_area = function(){
var that = this;
this.pager_button_area.append(
$('<a>').attr('role', "button")
.attr('title',"Open the pager in an external window")
.addClass('ui-button')
.click(function(){that.detach()})
.attr('style','position: absolute; right: 20px;')
.append(
$('<span>').addClass("ui-icon ui-icon-extlink")
)
)
this.pager_button_area.append(
$('<a>').attr('role', "button")
.attr('title',"Close the pager")
.addClass('ui-button')
.click(function(){that.collapse()})
.attr('style','position: absolute; right: 5px;')
.append(
$('<span>').addClass("ui-icon ui-icon-close")
)
)
};
Pager.prototype.style = function () {
this.pager_splitter_element.addClass('border-box-sizing ui-widget ui-state-default');
this.pager_element.addClass('border-box-sizing');
this.pager_element.find(".container").addClass('border-box-sizing');
this.pager_splitter_element.attr('title', 'Click to Show/Hide pager area, drag to Resize');
};
Pager.prototype.bind_events = function () {
var that = this;
this.pager_element.bind('collapse_pager', function (event, extrap) {
var time = (extrap != undefined) ? ((extrap.duration != undefined ) ? extrap.duration : 'fast') : 'fast';
that.pager_element.hide(time);
});
this.pager_element.bind('expand_pager', function (event, extrap) {
var time = (extrap != undefined) ? ((extrap.duration != undefined ) ? extrap.duration : 'fast') : 'fast';
that.pager_element.show(time);
});
this.pager_splitter_element.hover(
function () {
that.pager_splitter_element.addClass('ui-state-hover');
},
function () {
that.pager_splitter_element.removeClass('ui-state-hover');
}
);
this.pager_splitter_element.click(function () {
that.toggle();
});
$([IPython.events]).on('open_with_text.Pager', function (event, data) {
if (data.text.trim() !== '') {
that.clear();
that.expand();
that.append_text(data.text);
};
});
};
Pager.prototype.collapse = function (extrap) {
if (this.expanded === true) {
this.expanded = false;
this.pager_element.add($('div#notebook')).trigger('collapse_pager', extrap);
};
};
Pager.prototype.expand = function (extrap) {
if (this.expanded !== true) {
this.expanded = true;
this.pager_element.add($('div#notebook')).trigger('expand_pager', extrap);
};
};
Pager.prototype.toggle = function () {
if (this.expanded === true) {
this.collapse();
} else {
this.expand();
};
};
Pager.prototype.clear = function (text) {
this.pager_element.find(".container").empty();
};
Pager.prototype.detach = function(){
var w = window.open("","_blank");
$(w.document.head)
.append(
$('<link>')
.attr('rel',"stylesheet")
.attr('href',"/static/css/notebook.css")
.attr('type',"text/css")
)
.append(
$('<title>').text("IPython Pager")
);
var pager_body = $(w.document.body);
pager_body.css('overflow','scroll');
pager_body.append(this.pager_element.clone().children());
w.document.close();
this.collapse();
}
Pager.prototype.append_text = function (text) {
this.pager_element.find(".container").append($('<pre/>').html(utils.fixCarriageReturn(utils.fixConsole(text))));
};
IPython.Pager = Pager;
return IPython;
}(IPython));