Dave Jarvis' Repositories

git clone https://repo.autonoma.ca/repo/miller-columns.git
miller-columns / Commits / 3b74f98
columns.js
$.fn.millerColumns = function( options ) {
var defaults = {
- selection: function( $item ) {},
+ current: function( $item ) {},
breadcrumb: breadcrumb,
animation: animation,
settings.animation.call( this, $columns, $(this) );
settings.breadcrumb.call( this );
- settings.selection.call( this, $(this) );
+ settings.current.call( this, $(this) );
// Don't allow the underlying DIV to receive the click event.
var $breadcrumb = $("div.breadcrumb").empty();
- $(".column > .selected").each( function( _, crumb ) {
+ chain().each( function( _, crumb ) {
$("<span/>").text( $(crumb).text().trim() ).appendTo( $breadcrumb );
});
reset = function() {
collapse();
- $(".column > .selected").removeClass( "selected" );
+ chain().removeClass( "selected" );
breadcrumb();
+
+ // Upon reset ensure no value is returned to the calling code.
+ settings.current( undefined );
}
keypress = function( event ) {
+ // Was an attempt made to move the currently selected item (the cursor)?
var moved = false;
break;
}
-
- if( moved ) {
- var $current = current();
- // If no item is selected, then jump to the first item.
- if( $current.length == 0 ) {
- $(".column").first().children().first().click();
- }
+ // If no item is selected, then jump to the first item.
+ if( moved && (current().length == 0) ) {
+ $(".column").first().children().first().click();
}
+ }
+
+ /** Returns a list of the currently selected items. */
+ chain = function() {
+ return $(".column > .selected");
}
/** Returns the last selected item (i.e., the current cursor). */
- current = function () {
- return $(".column > .selected").last();
+ current = function() {
+ return chain().last();
}
+ /** Select item above current selection. */
moveU = function() {
current().prev().click();
}
+ /** Select item below current selection. */
moveD = function() {
current().next().click();
}
+ /** Select item left of the current selection. */
moveL = function() {
var $ancestor = current().data( "ancestor" );
if( $ancestor !== undefined ) {
$ancestor.click();
}
}
+ /** Select item right of the current selection, or down if no right item. */
moveR = function() {
var $child = current().data( "child" );
- if( $child !== undefined ) {
- $child.children().first().click();
- }
- else {
- moveD();
- }
+ ($child === undefined) ? moveD() : $child.children().first().click();
}
})(jQuery);
columns.min.js
-(function(a,k,l,e){var f;a.fn.millerColumns=function(c){f=a.extend({selection:function(a){},breadcrumb:breadcrumb,animation:animation,delay:500},c);return this.each(function(){var b=a(this);unnest(b);collapse();b.find("li").on("click",function(c){reset();var d=a(this).data("child");d!==e&&d.removeClass("collapse").children().removeClass("selected");for(d=a(this);d!==e;)d.addClass("selected").parent().removeClass("collapse"),d=d.data("ancestor");f.animation.call(this,b,a(this));f.breadcrumb.call(this);
-f.selection.call(this,a(this));c.stopPropagation()});b.bind("keypress",keypress);b.on("click",function(){reset()});b.focus()})};animation=function(a,b){a.animate({scrollLeft:b.offset().left},f.delay)};breadcrumb=function(){var c=a("div.breadcrumb").empty();a(".column > .selected").each(function(b,e){a("<span/>").text(a(e).text().trim()).appendTo(c)})};unnest=function(c){var b=[];for(b.push(c.children());b.length;)b.shift().children().each(function(f,d){var g=a(this).children(),h=a(this).parent().parent();
-h.length&&a(this).data("ancestor")===e&&a(this).siblings().addBack().data("ancestor",h);0<g.length&&(b.push(g),a(this).data("child",g).addClass("parent"));a(this).parent().appendTo(c).addClass("column")})};collapse=function(){a(".column:gt(0)").addClass("collapse")};reset=function(){collapse();a(".column > .selected").removeClass("selected");breadcrumb()};keypress=function(c){var b=!1;switch(c.keyCode){case 27:reset();break;case 38:moveU();b=!0;break;case 40:moveD();b=!0;break;case 37:moveL();b=!0;
-break;case 39:moveR(),b=!0}b&&0==current().length&&a(".column").first().children().first().click()};current=function(){return a(".column > .selected").last()};moveU=function(){current().prev().click()};moveD=function(){current().next().click()};moveL=function(){var a=current().data("ancestor");a!==e&&a.click()};moveR=function(){var a=current().data("child");a!==e?a.children().first().click():moveD()}})(jQuery);
+(function(a,k,l,d){var f;a.fn.millerColumns=function(c){f=a.extend({current:function(b){},breadcrumb:breadcrumb,animation:animation,delay:500},c);return this.each(function(){var b=a(this);unnest(b);collapse();b.find("li").on("click",function(c){reset();var e=a(this).data("child");e!==d&&e.removeClass("collapse").children().removeClass("selected");for(e=a(this);e!==d;)e.addClass("selected").parent().removeClass("collapse"),e=e.data("ancestor");f.animation.call(this,b,a(this));f.breadcrumb.call(this);
+f.current.call(this,a(this));c.stopPropagation()});b.bind("keypress",keypress);b.on("click",function(){reset()});b.focus()})};animation=function(a,b){a.animate({scrollLeft:b.offset().left},f.delay)};breadcrumb=function(){var c=a("div.breadcrumb").empty();chain().each(function(b,d){a("<span/>").text(a(d).text().trim()).appendTo(c)})};unnest=function(c){var b=[];for(b.push(c.children());b.length;)b.shift().children().each(function(f,e){var g=a(this).children(),h=a(this).parent().parent();h.length&&
+a(this).data("ancestor")===d&&a(this).siblings().addBack().data("ancestor",h);0<g.length&&(b.push(g),a(this).data("child",g).addClass("parent"));a(this).parent().appendTo(c).addClass("column")})};collapse=function(){a(".column:gt(0)").addClass("collapse")};reset=function(){collapse();chain().removeClass("selected");breadcrumb();f.current(d)};keypress=function(c){var b=!1;switch(c.keyCode){case 27:reset();break;case 38:moveU();b=!0;break;case 40:moveD();b=!0;break;case 37:moveL();b=!0;break;case 39:moveR(),
+b=!0}b&&0==current().length&&a(".column").first().children().first().click()};chain=function(){return a(".column > .selected")};current=function(){return chain().last()};moveU=function(){current().prev().click()};moveD=function(){current().next().click()};moveL=function(){var a=current().data("ancestor");a!==d&&a.click()};moveR=function(){var a=current().data("child");a===d?moveD():a.children().first().click()}})(jQuery);

Abstracted duplicate code to extract the selection chain.

Author Dave Jarvis <email>
Date 2015-01-01 04:00:34 GMT-0800
Commit 3b74f980227c8ae03dec27a311d26c0736a33be0
Parent bc78f82
Delta 27 lines added, 23 lines removed, 4-line increase