Change 20071101-maxcarlson-S by [EMAIL PROTECTED] on 2007-11-01 19:38:19 PDT
    in /Users/maxcarlson/openlaszlo/wafflecone
    for http://svn.openlaszlo.org/openlaszlo/branches/wafflecone

Summary: Fix lzhistory behavior when another page is visited and the back-button is used.

New Features:

Bugs Fixed: LPP-4999 - IE resets history to #0 after visiting another site and pressing the back button, LPP-5016 - _parse gets called before canvas is initialized

Technical Reviewer: promanik
QA Reviewer: jcrowley
Doc Reviewer: (pending)

Documentation:

Release Notes:

Details: LzSprite.as - Delay DojoExternalInterface initialization 'til canvas init time.

LaszloLibrary.lzs - Delay DojoExternalInterface initialization 'til canvas init time.

embednew.js - Add dojo.flash.addLoadedListener(Lz.history.init) instead of using window.onload. Check for presence of dojo.flash.comm.callMethod() before calling.

lzhistory.js - _parse() only sets canvas attribute when Lz.loaded == true. Add
window.onunload=function () {} to fix back button behavior in Firefox.


Tests: Test a SOLO compile of this application:
<canvas width="100%" height="100%" debug="true" proxied="false">
  <attribute name="stateValue" type="string" value="null"/>

  <simplelayout axis="x"/>
  <button text="Next">
    <handler name="onclick">
      var cur = Number(canvas.stateValue);
      if(isNaN(cur)) { cur = 0; }
      cur++;
LzBrowser.loadJS("Lz.setCanvasAttribute('stateValue', '" + escape(cur) + "', true)");
    </handler>
  </button>
  <button text="Google">
    <handler name="onclick">
      LzBrowser.loadURL('http://google.com/');
    </handler>
  </button>

  <text text="${canvas.stateValue}" resize="true" x="100" y="100"/>
</canvas>

Run the SOLO compile, step forward a few times, then click the 'google' button. Pressing the back button after google loads should work in ie7, firefox and google.

Files:
M      WEB-INF/lps/lfc/kernel/swf/LzSprite.as
M      WEB-INF/lps/lfc/LaszloLibrary.lzs
M      lps/includes/source/embednew.js
M      lps/includes/source/lzhistory.js

Changeset: 
http://svn.openlaszlo.org/openlaszlo/patches/20071101-maxcarlson-S.tar

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