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localstorage feature test in notes plugin, fixes speaker view error in safari

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This commit is contained in:
Hakim El Hattab 2017-07-13 20:19:16 +02:00
parent b04489b129
commit 8725593805
1 changed files with 15 additions and 2 deletions
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17
plugin/notes/notes.html
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@ -675,7 +675,7 @@
document.body.setAttribute( 'data-speaker-layout', value ); document.body.setAttribute( 'data-speaker-layout', value );
// Persist locally // Persist locally
if( window.localStorage ) { if( supportsLocalStorage() ) {
window.localStorage.setItem( 'reveal-speaker-layout', value ); window.localStorage.setItem( 'reveal-speaker-layout', value );
} }
@ -687,7 +687,7 @@
*/ */
function getLayout() { function getLayout() {
if( window.localStorage ) { if( supportsLocalStorage() ) {
var layout = window.localStorage.getItem( 'reveal-speaker-layout' ); var layout = window.localStorage.getItem( 'reveal-speaker-layout' );
if( layout ) { if( layout ) {
return layout; return layout;
@ -701,6 +701,19 @@
} }
function supportsLocalStorage() {
try {
localStorage.setItem('test', 'test');
localStorage.removeItem('test');
return true;
}
catch( e ) {
return false;
}
}
function zeroPadInteger( num ) { function zeroPadInteger( num ) {
var str = '00' + parseInt( num ); var str = '00' + parseInt( num );