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authorGravatar Vitaly Takmazov2018-04-10 19:19:37 +0300
committerGravatar Vitaly Takmazov2018-04-10 19:19:37 +0300
commit3a19c7229c07e4de07453d8a23775f6dee1a687f (patch)
tree7002eb494d49fd2ff19785f75b1654a966c027b4
parentb0b6f68f957e2a55f2aa4908beb6698b94a69d3e (diff)
www: hide header on scroll
-rw-r--r--juick-server-xmpp/src/main/java/com/juick/server/XMPPConnection.java1
-rw-r--r--juick-www/src/main/assets/scripts.js114
-rw-r--r--juick-www/src/main/assets/style.css11
-rw-r--r--juick-www/webpack.config.js2
4 files changed, 100 insertions, 28 deletions
diff --git a/juick-server-xmpp/src/main/java/com/juick/server/XMPPConnection.java b/juick-server-xmpp/src/main/java/com/juick/server/XMPPConnection.java
index f1a9621b..884b1563 100644
--- a/juick-server-xmpp/src/main/java/com/juick/server/XMPPConnection.java
+++ b/juick-server-xmpp/src/main/java/com/juick/server/XMPPConnection.java
@@ -17,7 +17,6 @@
package com.juick.server;
-import ch.qos.logback.core.net.server.Client;
import com.juick.User;
import com.juick.server.component.LikeEvent;
import com.juick.server.component.MessageEvent;
diff --git a/juick-www/src/main/assets/scripts.js b/juick-www/src/main/assets/scripts.js
index 57ab9ee4..d168911a 100644
--- a/juick-www/src/main/assets/scripts.js
+++ b/juick-www/src/main/assets/scripts.js
@@ -6,7 +6,7 @@ let Awesomplete = require('awesomplete');
import * as killy from './embed';
if (!('remove' in Element.prototype)) { // Firefox <23
- Element.prototype.remove = function() {
+ Element.prototype.remove = function () {
if (this.parentNode) {
this.parentNode.removeChild(this);
}
@@ -39,7 +39,7 @@ function autosize(el) {
? (el.offsetHeight - el.clientHeight)
: (el.offsetHeight + parseInt(window.getComputedStyle(el, null).getPropertyValue('border-top-width')));
- let resize = function(el) {
+ let resize = function (el) {
el.style.height = 'auto';
el.style.height = (el.scrollHeight + offset) + 'px';
};
@@ -113,7 +113,7 @@ function getLang() {
|| window.navigator.userLanguage
|| window.navigator.language;
}
-function i18n(key, lang=undefined) {
+function i18n(key, lang = undefined) {
const fallbackLang = 'ru';
lang = lang || getLang().split('-')[0];
return (translations[lang] && translations[lang][key])
@@ -289,8 +289,8 @@ function newMessage(evt) {
t.remove();
});
if (document.querySelector('#newmessage textarea').value.length == 0
- && document.querySelector('#newmessage .img').value.length == 0
- && !document.querySelector('#newmessage input[type="file"]')) {
+ && document.querySelector('#newmessage .img').value.length == 0
+ && !document.querySelector('#newmessage input[type="file"]')) {
document.querySelector('#newmessage').insertAdjacentHTML('afterbegin', `<p class="dialogtxt">${i18n('postForm.pleaseInputMessageText')}</p>`);
evt.preventDefault();
}
@@ -520,10 +520,10 @@ function resultMessage(str) {
function likeMessage(e, mid) {
if (confirm(i18n('message.likeThisMessage?'))) {
fetch('//api.juick.com/like?mid=' + mid
- + '&hash=' + document.getElementById('body').getAttribute('data-hash'), {
- method: 'POST',
- credentials: 'same-origin'
- })
+ + '&hash=' + document.getElementById('body').getAttribute('data-hash'), {
+ method: 'POST',
+ credentials: 'same-origin'
+ })
.then(function (response) {
if (response.ok) {
e.closest('article').appendChild(resultMessage('OK!'));
@@ -563,22 +563,22 @@ function setPrivacy(e, mid) {
function getTags() {
fetch('//api.juick.com/tags?hash=' + document.getElementById('body').getAttribute('data-hash'), {
- credentials: 'same-origin'
- })
- .then(response => {
- return response.json();
- })
- .then(json => {
- let tags = json.map(t => t.tag);
- let input = document.getElementById('tags_input');
- new Awesomplete(input, {list : tags});
- });
- return false;
+ credentials: 'same-origin'
+ })
+ .then(response => {
+ return response.json();
+ })
+ .then(json => {
+ let tags = json.map(t => t.tag);
+ let input = document.getElementById('tags_input');
+ new Awesomplete(input, { list: tags });
+ });
+ return false;
}
function addTag(tag) {
- document.forms['postmsg'].body.value='*'+tag+' '+document.forms['postmsg'].body.value;
- return false;
+ document.forms['postmsg'].body.value = '*' + tag + ' ' + document.forms['postmsg'].body.value;
+ return false;
}
/******************************************************************************/
@@ -609,10 +609,10 @@ ready(function () {
});
});
document.querySelectorAll('#postmsg textarea').forEach(function (e) {
- e.addEventListener('keypress', function (e) {
- postformListener(e.target, e);
- });
+ e.addEventListener('keypress', function (e) {
+ postformListener(e.target, e);
});
+ });
var content = document.getElementById('content');
if (content) {
@@ -643,7 +643,7 @@ ready(function () {
var postmsg = document.getElementById('postmsg');
if (postmsg) {
- document.querySelectorAll('a').filter(t => t.href.indexOf('?') >=0).forEach(t => {
+ document.querySelectorAll('a').filter(t => t.href.indexOf('?') >= 0).forEach(t => {
t.addEventListener('click', e => {
let params = new URLSearchParams(t.href.slice(t.href.indexOf('?') + 1));
if (params.has('tag')) {
@@ -734,4 +734,66 @@ ready(function () {
window.addEventListener('pagehide', wsShutdown);
killy.embedAll();
+ var elSelector = 'header',
+ elClassHidden = 'header--hidden',
+ throttleTimeout = 500,
+ element = document.querySelector(elSelector);
+
+ if (element) {
+
+ var dHeight = 0,
+ wHeight = 0,
+ wScrollCurrent = 0,
+ wScrollBefore = 0,
+ wScrollDiff = 0,
+
+ hasElementClass = function (element, className) { return element.classList ? element.classList.contains(className) : new RegExp('(^| )' + className + '( |$)', 'gi').test(element.className); },
+ addElementClass = function (element, className) { element.classList ? element.classList.add(className) : element.className += ' ' + className; },
+ removeElementClass = function (element, className) { element.classList ? element.classList.remove(className) : element.className = element.className.replace(new RegExp('(^|\\b)' + className.split(' ').join('|') + '(\\b|$)', 'gi'), ' '); },
+
+ throttle = function (delay, fn) {
+ var last, deferTimer;
+ return function () {
+ var context = this, args = arguments, now = +new Date;
+ if (last && now < last + delay) {
+ clearTimeout(deferTimer);
+ deferTimer = setTimeout(
+ function () {
+ last = now;
+ fn.apply(context, args);
+ },
+ delay);
+ } else {
+ last = now;
+ fn.apply(context, args);
+ }
+ };
+ };
+
+ window.addEventListener('scroll', throttle(throttleTimeout, function () {
+ dHeight = document.body.offsetHeight;
+ wHeight = window.innerHeight;
+ wScrollCurrent = window.pageYOffset;
+ wScrollDiff = wScrollBefore - wScrollCurrent;
+
+ if (wScrollCurrent <= 0) {
+ // scrolled to the very top; element sticks to the top
+ removeElementClass(element, elClassHidden);
+ } else if (wScrollDiff > 0 && hasElementClass(element, elClassHidden)) {
+ // scrolled up; element slides in
+ removeElementClass(element, elClassHidden);
+ } else if (wScrollDiff < 0) {
+ // scrolled down
+ if (wScrollCurrent + wHeight >= dHeight && hasElementClass(element, elClassHidden)) {
+ // scrolled to the very bottom; element slides in
+ removeElementClass(element, elClassHidden);
+ } else {
+ // scrolled down; element slides out
+ addElementClass(element, elClassHidden);
+ }
+ }
+
+ wScrollBefore = wScrollCurrent;
+ }));
+ }
});
diff --git a/juick-www/src/main/assets/style.css b/juick-www/src/main/assets/style.css
index 364cd7ef..d2cb984f 100644
--- a/juick-www/src/main/assets/style.css
+++ b/juick-www/src/main/assets/style.css
@@ -98,6 +98,12 @@ body > header {
top: 0;
width: 100%;
z-index: 10;
+ -webkit-transition-duration: 0.5s;
+ transition-duration: 0.5s;
+ -webkit-transition-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
+ transition-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
+ -webkit-transition-property: -webkit-transform;
+ transition-property: transform;
}
#header_wrapper {
margin: 0 auto;
@@ -108,6 +114,11 @@ body > header {
flex-wrap: wrap;
padding: 4px;
}
+.header--hidden {
+ -webkit-transform: translateY(-100%);
+ -ms-transform: translateY(-100%);
+ transform: translateY(-100%);
+}
#footer {
clear: both;
color: #999;
diff --git a/juick-www/webpack.config.js b/juick-www/webpack.config.js
index a56c1b74..25865b09 100644
--- a/juick-www/webpack.config.js
+++ b/juick-www/webpack.config.js
@@ -21,7 +21,7 @@ module.exports = {
},
module: {
rules: [
- { test: /\.jsx?$/, loader: 'eslint-loader', enforce: 'pre', exclude: /node_modules/, options: { failOnWarning: false, failOnError: true }},
+ { test: /\.jsx?$/, loader: 'eslint-loader', enforce: 'pre', exclude: /node_modules/, options: { failOnWarning: false, failOnError: true, fix: true }},
{ test: /\.js$/, loader: 'babel-loader', query: { presets: ['env'] }},
{ test: /\.css$/, loader: ExtractTextPlugin.extract({ fallback: "style-loader", use: "css-loader" }) },
{ test: /\.png$/, loader: "url-loader?limit=10000000000" },