diff options
| author | drbrain <drbrain@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-04-01 07:45:16 +0000 |
|---|---|---|
| committer | drbrain <drbrain@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-04-01 07:45:16 +0000 |
| commit | 46580b51477355fece514573c88cb67030f4a502 (patch) | |
| tree | 779c1a64466643461b3daa4cd9a3548b84f0fd55 /lib/rdoc/generator/template/darkfish/js/quicksearch.js | |
| parent | 9b40cdfe8c973a061c5683ad78c283b9ddb8b2e9 (diff) | |
Import RDoc 2.5
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27147 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'lib/rdoc/generator/template/darkfish/js/quicksearch.js')
| -rw-r--r-- | lib/rdoc/generator/template/darkfish/js/quicksearch.js | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/lib/rdoc/generator/template/darkfish/js/quicksearch.js b/lib/rdoc/generator/template/darkfish/js/quicksearch.js new file mode 100644 index 0000000000..332772ac71 --- /dev/null +++ b/lib/rdoc/generator/template/darkfish/js/quicksearch.js @@ -0,0 +1,114 @@ +/** + * + * JQuery QuickSearch - Hook up a form field to hide non-matching elements. + * $Id: quicksearch.js 53 2009-01-07 02:52:03Z deveiant $ + * + * Author: Michael Granger <[email protected]> + * + */ +jQuery.fn.quicksearch = function( target, searchElems, options ) { + // console.debug( "Quicksearch fn" ); + + var settings = { + delay: 250, + clearButton: false, + highlightMatches: false, + focusOnLoad: false, + noSearchResultsIndicator: null + }; + if ( options ) $.extend( settings, options ); + + return jQuery(this).each( function() { + // console.debug( "Creating a new quicksearch on %o for %o", this, searchElems ); + new jQuery.quicksearch( this, searchElems, settings ); + }); +}; + + +jQuery.quicksearch = function( searchBox, searchElems, settings ) { + var timeout; + var boxdiv = $(searchBox).parents('div').eq(0); + + function init() { + setupKeyEventHandlers(); + focusOnLoad(); + }; + + function setupKeyEventHandlers() { + // console.debug( "Hooking up the 'keypress' event to %o", searchBox ); + $(searchBox). + unbind( 'keyup' ). + keyup( function(e) { return onSearchKey( e.keyCode ); }); + $(searchBox). + unbind( 'keypress' ). + keypress( function(e) { + switch( e.which ) { + // Execute the search on Enter, Tab, or Newline + case 9: + case 13: + case 10: + clearTimeout( timeout ); + e.preventDefault(); + doQuickSearch(); + break; + + // Allow backspace + case 8: + return true; + break; + + // Only allow valid search characters + default: + return validQSChar( e.charCode ); + } + }); + }; + + function focusOnLoad() { + if ( !settings.focusOnLoad ) return false; + $(searchBox).focus(); + }; + + function onSearchKey ( code ) { + clearTimeout( timeout ); + // console.debug( "...scheduling search." ); + timeout = setTimeout( doQuickSearch, settings.delay ); + }; + + function validQSChar( code ) { + var c = String.fromCharCode( code ); + return ( + (c == ':') || + (c >= 'a' && c <= 'z') || + (c >= 'A' && c <= 'Z') + ); + }; + + function doQuickSearch() { + var searchText = searchBox.value; + var pat = new RegExp( searchText, "im" ); + var shownCount = 0; + + if ( settings.noSearchResultsIndicator ) { + $('#' + settings.noSearchResultsIndicator).hide(); + } + + // All elements start out hidden + $(searchElems).each( function(index) { + var str = $(this).text(); + + if ( pat.test(str) ) { + shownCount += 1; + $(this).fadeIn(); + } else { + $(this).hide(); + } + }); + + if ( shownCount == 0 && settings.noSearchResultsIndicator ) { + $('#' + settings.noSearchResultsIndicator).slideDown(); + } + }; + + init(); +}; |