notify-osd.min.js

(function($){var defaults={text:"",icon:"",timeout:5,sticky:false,dismissable:false,click_through:true,buffer:40,opacity_max:0.85,opacity_min:0.2,spacing:20,visible_max:3};var Point=function(x,y){return{x:x,y:y,lies_inside:function(region){return this.y>region.top&&this.y<region.bottom&&this.x>region.left&&this.x<region.right},min_distance_in:function(region){var rel_position={top:Math.abs(this.y-region.top),right:Math.abs(this.x-region.right),bottom:Math.abs(this.y-region.bottom),left:Math.abs(this.x-
region.left)};var min=rel_position.left;if(rel_position.top<min)min=rel_position.top;if(rel_position.right<min)min=rel_position.right;if(rel_position.bottom<min)min=rel_position.bottom;return min},to_string:function(){return"x: "+this.x+" y: "+this.y}}};var Region=function(data){var r={update:function(data){this.top=data.top;this.left=data.left;this.width=data.width;this.height=data.height;this.bottom=data.top+data.height;this.right=data.left+data.width},to_string:function(){return"t: "+this.top+
" l: "+this.left+" h: "+this.height+" w: "+this.width}};r.update(data);return r};var PriorityQueue=function(events){var q=[];return{events:events,first:function(){return q[0]},last:function(){return q[q.length-1]},clear:function(){q.length=0},indexOf:function(x){return $.inArray(x,q)},enqueue:function(x){var last=this.last();q.push(x);if(last){last.below=x;x.above=last}events.enqueue&&$(document).trigger(events.enqueue)},extract:function(i){var x_above=q[i-1];var x_below=q[i+1];var x=q.splice(i,1)[0];
if(x_above)x_above.below=x_below;if(x_below)x_below.above=x_above;events.extract&&$(document).trigger({"type":events.extract,"extracted":x});return x},dequeue:function(){return this.extract(0)},length:function(){return q.length}}};var notifs={visible:new PriorityQueue({enqueue:"notif_display",extract:"notif_removed"}),queued:new PriorityQueue({enqueue:"notif_created"})};var display_next_notif=function(){if(notifs.visible.length()<defaults.visible_max&&notifs.queued.length()>0){var notif_obj=notifs.queued.dequeue();
notifs.visible.enqueue(notif_obj)}};$(document).bind(notifs.queued.events.enqueue,display_next_notif);$(document).bind(notifs.visible.events.enqueue,function(evt){var notif_obj=notifs.visible.last();var above=notif_obj.above;var notif_obj_top=defaults.spacing;if(above)notif_obj_top+=above.offset().top+above.height();$(notif_obj).css("top",notif_obj_top);notif_obj.display()});$(document).bind(notifs.visible.events.extract,function(evt){var extracted=evt.extracted;if(extracted.below!==undefined)extracted.reposition_below(function(){display_next_notif()});
else display_next_notif();extracted.remove()});var reposition_count=0;$.notify_osd={defaults:defaults,create:function(options){var opts=$.extend({},defaults,options);var mouse,notification,buffer;notification=new Region({});buffer=new Region({});var notif_obj=$('<div class="notify-osd"><div><table><tr><td class="notify-osd-content">'+opts.text+"</td></tr></table></div></div>").css({"opacity":opts.opacity_max}).hide();notif_obj.extend({opts:opts,set_text:function(text){$(this).find(".notify-osd-content").html(text);
return this},set_icon:function(src){if(src!=="")$(this).find("tr").prepend('<td class="notify-osd-icon"><img src="'+src+'" /></td>');else $(this).find(".notify-osd-icon").remove();return this},set_dismissable:function(dismissable){if(opts.dismissable||opts.sticky){$(this).children("div").append('<span class="notify-osd-dismiss" title="Dismiss">&times;</span>');$(this).find(".notify-osd-dismiss").unbind("click").click(function(){notif_obj.dismiss()})}else $(this).find(".notify-osd-dismiss").unbind("click").remove();
return this},set_click_through:function(click_through){var pointer_events=click_through?"none":"auto";$(".notify-osd").css("pointer-events",pointer_events);$(".notify-osd .notify-osd-dismiss").css("pointer-events","auto")},update_regions:function(){notification.update({top:notif_obj.offset().top,left:notif_obj.offset().left,width:notif_obj.width(),height:notif_obj.height()});buffer.update({top:notification.top-opts.buffer,left:notification.left-opts.buffer,width:notification.width+2*opts.buffer,height:notification.height+
2*opts.buffer})},display:function(){this.set_text(opts.text).set_icon(opts.icon).set_dismissable(opts.dismissable);$(this).appendTo("body").fadeIn("fast",function(){notif_obj.update_regions();window.clearTimeout(notif_obj.timeout);notif_obj.timeout=!opts.sticky&&opts.timeout?window.setTimeout(function(){notif_obj.dismiss()},opts.timeout*1E3):null;mouse=new Point(0,0);notif_obj.set_click_through(opts.click_through);$(document).mousemove(notif_obj.mousemove)});return this},translate:function(move,max_count,
callback){var notif_obj_top=notif_obj.offset().top-move.up;notif_obj.animate({"top":notif_obj_top},"fast",function(){notif_obj.update_regions();reposition_count++;if(reposition_count===max_count)callback()})},reposition_below:function(callback){var notif=notif_obj.below;var max_count=0;reposition_count=0;while(notif!==undefined){max_count++;notif=notif.below}var notif=notif_obj.below;while(notif!==undefined){notif.translate({up:notif_obj.height()+defaults.spacing},max_count,callback);notif=notif.below}},
dismiss:function(){$(document).unbind("mousemove",notif_obj.mousemove);$(this).fadeOut("fast",function(){var notif_obj_index=notifs.visible.indexOf(notif_obj);if(notif_obj_index>=0)notifs.visible.extract(notif_obj_index)})},mousemove:function(e){mouse.x=e.pageX-$("body").scrollLeft();mouse.y=e.pageY-$("body").scrollTop();var opacity;if(mouse.lies_inside(buffer)){var min_distance=mouse.min_distance_in(buffer);if(mouse.lies_inside(notification))opacity=opts.opacity_min;else opacity=opts.opacity_max-
(opts.opacity_max-opts.opacity_min)*(min_distance/opts.buffer)}else opacity=opts.opacity_max;notif_obj.css("opacity",opacity)}});notifs.queued.enqueue(notif_obj);return notif_obj},setup:function(options){defaults=$.extend({},defaults,options)},dismiss:function(){notifs.queued.clear();var notif=notifs.visible.first();while(notif!==undefined){notif.dismiss();notif=notif.below}}}})(jQuery);