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null check progress DOM element even if it's configured to be on

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This commit is contained in:
Hakim El Hattab 2012-07-20 22:09:56 -04:00
parent 7b53ff0b9d
commit 7f9662edab
2 changed files with 3 additions and 2 deletions
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1
README.md
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@ -176,6 +176,7 @@ You can change the appearance of the speaker notes by editing the file at `plugi
- Added beige theme - Added beige theme
- Added 'autoSlide' config - Added 'autoSlide' config
- Bug fix: The 'slidechanged' event is now firing upon 'hashchange'. Thanks [basecode](https://github.com/basecode) - Bug fix: The 'slidechanged' event is now firing upon 'hashchange'. Thanks [basecode](https://github.com/basecode)
- Bug fix: JS error when the 'progress' option was true but there was no progress DOM element
#### 1.3 #### 1.3
- Revised keyboard shortcuts, including ESC for overview, N for next, P for previous. Thanks [mahemoff](https://github.com/mahemoff) - Revised keyboard shortcuts, including ESC for overview, N for next, P for previous. Thanks [mahemoff](https://github.com/mahemoff)

4
js/reveal.js
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@ -155,7 +155,7 @@ var Reveal = (function(){
dom.controls.style.display = 'block'; dom.controls.style.display = 'block';
} }
if( config.progress ) { if( config.progress && dom.progress ) {
dom.progress.style.display = 'block'; dom.progress.style.display = 'block';
} }
@ -680,7 +680,7 @@ var Reveal = (function(){
} }
// Update progress if enabled // Update progress if enabled
if( config.progress ) { if( config.progress && dom.progress ) {
dom.progressbar.style.width = ( indexh / ( document.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ).length - 1 ) ) * window.innerWidth + 'px'; dom.progressbar.style.width = ( indexh / ( document.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ).length - 1 ) ) * window.innerWidth + 'px';
} }