//----------------------------------------------------------------------------
//  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.
//----------------------------------------------------------------------------

//============================================================================
// Layout
//============================================================================

var IPython = (function (IPython) {

    var LayoutManager = function () {
        this.bind_events();
    };


    LayoutManager.prototype.bind_events = function () {
        $(window).resize($.proxy(this.do_resize,this));
    };

    LayoutManager.prototype.app_height = function() {
        var win = $(window);
        var w = win.width();
        var h = win.height();
        var header_height;
        if ($('div#header').css('display') === 'none') {
            header_height = 0;
        } else {
            header_height = $('div#header').outerHeight(true);
        }
        var menubar_height = $('div#menubar').outerHeight(true);
        var toolbar_height;
        if ($('div#maintoolbar').css('display') === 'none') {
            toolbar_height = 0;
        } else {
            toolbar_height = $('div#maintoolbar').outerHeight(true);
        }
        return h-header_height-menubar_height-toolbar_height;  // content height
    }

    LayoutManager.prototype.do_resize = function () {
        var app_height = this.app_height()  // content height

        $('div#main_app').height(app_height);  // content+padding+border height

        var pager_height = IPython.pager.percentage_height*app_height;
        var pager_splitter_height = $('div#pager_splitter').outerHeight(true);
        $('div#pager').height(pager_height);
        if (IPython.pager.expanded) {
            $('div#notebook').height(app_height-pager_height-pager_splitter_height);
        } else {
            $('div#notebook').height(app_height-pager_splitter_height);
        }
    };

    IPython.LayoutManager = LayoutManager;

    return IPython;

}(IPython));