mirror of
https://github.com/rn10950/RetroZilla.git
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190 lines
4.7 KiB
JavaScript
190 lines
4.7 KiB
JavaScript
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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function makeInline()
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{
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var image = document.createElement("IMG");
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image.setAttribute("SRC", "bluedot.gif");
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image.setAttribute("WIDTH", "100");
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image.setAttribute("HEIGHT", "40");
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image.setAttribute("BORDER", "2");
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return image;
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}
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function makeBlock()
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{
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var block = document.createElement("DIV");
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var text = document.createTextNode("Block Text");
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block.appendChild(text);
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return block;
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}
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function appendInline()
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{
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var i = makeInline();
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var it = document.getElementById("it");
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it.appendChild(i);
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}
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function insertInline(index)
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{
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var i = makeInline();
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var it = document.getElementById("it");
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var kids = it.childNodes;
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if ((index < 0) || (index > kids.length)) index = 0;
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var before = kids[index];
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it.insertBefore(i, before);
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}
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function appendBlock()
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{
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var b = makeBlock();
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var it = document.getElementById("it");
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it.appendChild(b);
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}
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function insertBlock(index)
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{
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var b = makeBlock();
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var it = document.getElementById("it");
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var kids = it.childNodes;
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if ((index < 0) || (index > kids.length)) index = 0;
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var before = kids[index];
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it.insertBefore(b, before);
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}
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function removeAllChildren()
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{
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var it = document.getElementById("it");
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var kids = it.childNodes;
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var n = kids.length;
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for (i = 0; i < n; i++) {
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it.removeChild(kids[0]);
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}
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}
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function removeChild(index)
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{
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var it = document.getElementById("it");
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var kids = it.childNodes;
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it.removeChild(kids[index]);
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}
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function testAppend()
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{
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appendInline(); // case 3
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appendBlock(); // case 2
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appendInline(); // case 3
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appendBlock(); // case 1
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appendBlock(); // case 1
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appendInline(); // case 3
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removeAllChildren();
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}
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function testInsert()
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{
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testAppend();
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// first test inserting inlines
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insertInline(0); // case 1
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insertInline(3); // case 2
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insertInline(7); // case 3
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insertInline(8); // case 4
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// test inserting blocks
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insertBlock(0); // case 2
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insertBlock(1); // case 3
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insertInline(0);
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insertInline(0);
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insertInline(11);
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insertBlock(13); // case 4
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insertInline(0);
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insertInline(0);
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insertBlock(2); // case 5
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// Remove all the children before doing block case 1
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removeAllChildren();
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appendInline();
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insertBlock(0); // case 1
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removeAllChildren();
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appendInline();
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appendInline();
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insertBlock(1); // case 6
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removeAllChildren();
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}
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function testRemove()
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{
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appendInline();
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removeChild(0); // case 1
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appendBlock();
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removeChild(0); // case 2
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appendInline();
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appendBlock();
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appendInline();
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appendBlock();
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appendInline();
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appendBlock();
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appendInline();
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removeChild(3); // case 3
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removeChild(2); // case 6
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removeChild(2); // case 6
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removeChild(1); // case 5
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removeAllChildren();
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appendInline();
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appendBlock();
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appendInline();
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appendInline();
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appendBlock();
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removeChild(4); // case 4
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removeAllChildren();
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}
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function runTest()
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{
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dump("Testing inline incremental reflow\n");
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testAppend();
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testInsert();
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testRemove();
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}
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