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author | kborchers <k_borchers@yahoo.com> | 2011-07-25 09:13:13 -0500 |
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committer | kborchers <k_borchers@yahoo.com> | 2011-07-25 09:13:13 -0500 |
commit | 23340f1162cbe64c2dc58e97130b20c3f3562192 (patch) | |
tree | 5f16beb8c3458645a7270462a4b9d5fca83c427e /ui/jquery.ui.menu.js | |
parent | 51ee3be39829e339c8e4bccb532347944e600ca5 (diff) | |
download | jquery-ui-23340f1162cbe64c2dc58e97130b20c3f3562192.tar.gz jquery-ui-23340f1162cbe64c2dc58e97130b20c3f3562192.zip |
Menu: Added Home moves to first item and End moves to last item in currently active menu or submenu. Also fixed PageUp and PageDown so that they don't wrap back around to other end of menu. Also fixed scrolling to use activeMenu rather than element to all. Also added unit tests for keyboard nav
Diffstat (limited to 'ui/jquery.ui.menu.js')
-rw-r--r-- | ui/jquery.ui.menu.js | 61 |
1 files changed, 42 insertions, 19 deletions
diff --git a/ui/jquery.ui.menu.js b/ui/jquery.ui.menu.js index 4717946f1..66f874290 100644 --- a/ui/jquery.ui.menu.js +++ b/ui/jquery.ui.menu.js @@ -89,6 +89,16 @@ $.widget( "ui.menu", { event.preventDefault(); event.stopImmediatePropagation(); break; + case $.ui.keyCode.HOME: + self._move( "first", "first", event ); + event.preventDefault(); + event.stopImmediatePropagation(); + break; + case $.ui.keyCode.END: + self._move( "last", "last", event ); + event.preventDefault(); + event.stopImmediatePropagation(); + break; case $.ui.keyCode.UP: self.previous( event ); event.preventDefault(); @@ -252,17 +262,17 @@ $.widget( "ui.menu", { this.blur( event ); if ( this._hasScroll() ) { - var borderTop = parseFloat( $.curCSS( this.element[0], "borderTopWidth", true ) ) || 0, - paddingTop = parseFloat( $.curCSS( this.element[0], "paddingTop", true ) ) || 0, - offset = item.offset().top - this.element.offset().top - borderTop - paddingTop, - scroll = this.element.scrollTop(), - elementHeight = this.element.height(), + var borderTop = parseFloat( $.curCSS( this.activeMenu[0], "borderTopWidth", true ) ) || 0, + paddingTop = parseFloat( $.curCSS( this.activeMenu[0], "paddingTop", true ) ) || 0, + offset = item.offset().top - this.activeMenu.offset().top - borderTop - paddingTop, + scroll = this.activeMenu.scrollTop(), + elementHeight = this.activeMenu.height(), itemHeight = item.height(); if ( offset < 0 ) { - this.element.scrollTop( scroll + offset ); + this.activeMenu.scrollTop( scroll + offset ); } else if ( offset + itemHeight > elementHeight ) { - this.element.scrollTop( scroll + offset - elementHeight + itemHeight ); + this.activeMenu.scrollTop( scroll + offset - elementHeight + itemHeight ); } } @@ -391,11 +401,11 @@ $.widget( "ui.menu", { }, next: function(event) { - this._move( "next", ".ui-menu-item", "first", event ); + this._move( "next", "first", event ); }, previous: function(event) { - this._move( "prev", ".ui-menu-item", "last", event ); + this._move( "prev", "last", event ); }, first: function() { @@ -406,25 +416,36 @@ $.widget( "ui.menu", { return this.active && !this.active.nextAll( ".ui-menu-item" ).length; }, - _move: function( direction, edge, filter, event ) { + _move: function( direction, filter, event ) { if ( !this.active ) { - this.focus( event, this.activeMenu.children( edge )[ filter ]() ); + this.focus( event, this.activeMenu.children( ".ui-menu-item" )[ filter ]() ); return; } - var next = this.active[ direction + "All" ]( ".ui-menu-item" ).eq( 0 ); + + var next; + if ( direction === "first" || direction === "last" ) { + next = this.active[ direction === "first" ? "prevAll" : "nextAll" ]( ".ui-menu-item" ).eq( -1 ); + } else { + next = this.active[ direction + "All" ]( ".ui-menu-item" ).eq( 0 ); + } + if ( next.length ) { this.focus( event, next ); } else { - this.focus( event, this.activeMenu.children( edge )[ filter ]() ); + this.focus( event, this.activeMenu.children( ".ui-menu-item" )[ filter ]() ); } }, nextPage: function( event ) { if ( this._hasScroll() ) { - if ( !this.active || this.last() ) { + if ( !this.active ) { this.focus( event, this.activeMenu.children( ".ui-menu-item" ).first() ); return; } + if ( this.last() ) { + return; + } + var base = this.active.offset().top, height = this.element.height(), result; @@ -436,14 +457,17 @@ $.widget( "ui.menu", { this.focus( event, result ); } else { this.focus( event, this.activeMenu.children( ".ui-menu-item" ) - [ !this.active || this.last() ? "first" : "last" ]() ); + [ !this.active ? "first" : "last" ]() ); } }, previousPage: function( event ) { if ( this._hasScroll() ) { - if ( !this.active || this.first() ) { - this.focus( event, this.activeMenu.children( ".ui-menu-item" ).last() ); + if ( !this.active ) { + this.focus( event, this.activeMenu.children( ".ui-menu-item" ).first() ); + return; + } + if ( this.first() ) { return; } @@ -457,8 +481,7 @@ $.widget( "ui.menu", { this.focus( event, result ); } else { - this.focus( event, this.activeMenu.children( ".ui-menu-item" ) - [ !this.active || this.first() ? ":last" : ":first" ]() ); + this.focus( event, this.activeMenu.children( ".ui-menu-item" ).first() ); } }, |