Qt 4.8: anim_skew.js Example File (webkit/webkit-guide/js/anim_skew.js)

Qt Reference Documentation

# anim_skew.js Example File

webkit/webkit-guide/js/anim_skew.js

     /****************************************************************************
     **
     ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
     ** All rights reserved.
     ** Contact: Nokia Corporation (qt-info@nokia.com)
     **
     ** This file is part of the Qt WebKit module of the Qt Toolkit.
     **
     ** $QT_BEGIN_LICENSE:BSD$
     ** You may use this file under the terms of the BSD license as follows:
     **
     ** "Redistribution and use in source and binary forms, with or without
     ** modification, are permitted provided that the following conditions are
     ** met:
     **   * Redistributions of source code must retain the above copyright
     **     notice, this list of conditions and the following disclaimer.
     **   * Redistributions in binary form must reproduce the above copyright
     **     notice, this list of conditions and the following disclaimer in
     **     the documentation and/or other materials provided with the
     **     distribution.
     **   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
     **     the names of its contributors may be used to endorse or promote
     **     products derived from this software without specific prior written
     **     permission.
     **
     ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
     ** $QT_END_LICENSE$
     **
     ****************************************************************************/
     var app = new Function();

     app.init = function() {
         app.elements = document.querySelectorAll('.items > div');
         app.navs = document.querySelectorAll('nav > div');

         // elements
         for ( var i = 0, ln = app.elements.length ; i < ln ; i++ ) {
             app.elements[i].className = 'row' + (i + 1);
             app.elements[i].addEventListener('click', app.remove);
         }

         // navigation
         for ( var i = 0, ln = app.navs.length ; i < ln ; i++ ) {
             app.navs[i].addEventListener('click', app.filter );
         }
     };

     app.filter = function(event) {
         var type = event.target.className;

         var hiddenCount = 0;

         if (! type ) {
             app.init();
             return false;
         }

         for ( var i = 0, ln = app.elements.length ; i < ln ; i++ ) {
             if ( app.elements[i].title == type ) {
                 app.elements[i].className = 'row' + ((i + 1) - hiddenCount);
             }
             else {
                 app.elements[i].className = 'hide';
                 hiddenCount++;
             }
         }
     };

     app.remove = function() {
         event.currentTarget.className = 'hide';
         app.rearrange();
     };

     app.rearrange = function() {
         var hiddenCount = 0;
         for ( var i = 0, ln = app.elements.length ; i < ln ; i++ ) {
             if ( app.elements[i].className.match(/hide/) ) {
                 hiddenCount++;
             }
         else {
                 app.elements[i].className = 'row' + ((i + 1) - hiddenCount);
             }
         }
     };

     window.onload = function() { app.init() };