Merge pull request 'feature/frontlog' (#10) from feature/frontlog into master

Reviewed-on: #10

frontlog.css

@@ -0,0 +1,46 @@
+frontlog {
+  position: fixed;
+  min-width: 200px;
+  bottom: 0;
+  right: 0;
+}
+
+flogelem {
+  display:block;
+  border-width: 1px;
+  border-style: solid;
+  border-radius: 8px;
+  overflow: hidden;
+  max-height: 0;
+  margin-bottom: 0;
+  padding: 0;
+  opacity: 0;
+  position: relative;
+  bottom: 0;
+  -webkit-transition: max-height 3s, margin-bottom 3s, padding 3s,opacity 3s, bottom 3s;
+	-moz-transition: max-height 3s, margin-bottom 3s, padding 3s,opacity 3s, bottom 3s;
+  transition: max-height 3s, margin-bottom 3s, padding 3s,opacity 3s, bottom 3s;
+}
+
+.flshow {
+  max-height: 200px!important;
+  margin-bottom: 1em;
+  padding: 4px;
+  opacity: 1;
+}
+.flvanish {
+  position: relative;
+  bottom: 3em;
+  max-height: 0 !important;
+  opacity: 0 !important;
+}
+
+fltitle {
+  display: block;
+  font-size: 120%;
+}
+
+flogelem img {
+  float: left;
+  width: 25px;
+}

frontlog.js

@@ -0,0 +1,68 @@
+let frontlogList = [];
+let frontlogMaxEl = document.body.dataset['frontlog']||3;
+let frontlog = document.createElement('frontlog');
+document.body.appendChild(frontlog);
+
+let frontlogVanish = function(elem) {
+  elem.classList.add('flvanish');
+  setTimeout(function() {
+    elem.remove();
+    let elems = document.getElementsByTagName('flogelem');
+    if(elems.length < frontlogMaxEl && frontlogList.length) {
+      let p = frontlogList.shift();
+      frontlogPipe(p.title,p.icon,p.msg,p.col,p.time);
+    }
+  },3100);
+}
+
+let frontlogAdd = function(title,icon,msg,col,time) {
+  let elems = document.getElementsByTagName('flogelem');
+  if(elems.length < frontlogMaxEl) {
+    frontlogPipe(title,icon,msg,col,time);
+  }else{
+    let pElem = {"title":title,"icon":icon,"msg":msg,"col":col,"time":time};
+    frontlogList.push(pElem);
+  }
+}
+
+let frontlogPipe = function(title,icon,msg,col, time) {
+  let elem = document.createElement('flogelem');
+  {
+    let elemid = 'fl_';
+    {
+      let ch = 'abcdefghijklmnopqrstuvwxyz0123456789';
+      let chl = ch.length;
+      for ( let i = 0; i < 16; i++ ) {
+        elemid += ch.charAt(Math.floor(Math.random() * chl));
+      }
+    }
+    elem.id = elemid;
+    let flicon = document.createElement('img');
+    flicon.src = icon;
+    elem.appendChild(flicon);
+
+    let fltitle = document.createElement('fltitle');
+    fltitle.innerText = title;
+    elem.appendChild(fltitle);
+
+    let flmsg = document.createElement('flmsg');
+    flmsg.innerText = msg;
+    elem.appendChild(flmsg);
+  }
+
+  elem.style = 'border-color: '+col+';';
+  elem.addEventListener('click',function(ev){
+    let tg = ev.target;
+    if(tg.tagName.toLowerCase() != 'flogelem') {
+      tg = ev.target.parentNode;
+    }
+    frontlogVanish(tg);
+  });
+  setTimeout(function(){
+    frontlogVanish(elem);
+  },time*1000)
+  frontlog.appendChild(elem);
+  setTimeout(function(){
+    elem.classList.add('flshow');
+  },10);
+}