Merge branch 'master' into Blendify/fixed-header

This patch solve the issue where users have to scroll to the top of the page to open the sidebar.

This patch will work best with #1122 but can be independent.

Fixes: #473

.readthedocs.yml

@@ -6,7 +6,6 @@ python:
     - requirements: docs/requirements.txt
     - method: pip
       path: .
-    - requirements: docs/docutils-test.txt
 
 sphinx:
   configuration: docs/conf.py

docs/docutils-test.txt

@@ -1 +0,0 @@
-docutils==0.17

docs/requirements.txt

@@ -1,2 +1,2 @@
-sphinx>=4.0.dev0
+sphinx>=3.0
 sphinxcontrib-httpdomain

sphinx_rtd_theme/layout.html

@@ -174,7 +174,7 @@
     <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
 
       {#- MOBILE NAV, TRIGGLES SIDE NAV ON TOGGLE #}
-      <nav class="wy-nav-top" aria-label="{{ _('Top') }}">
+      <nav class="wy-nav-top" aria-label="{{ _('Top') }}" id="navbar" {% if theme_style_nav_header_background %} style="background: {{theme_style_nav_header_background}}" {% endif %}>
         {%- block mobile_nav %}
           <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
           <a href="{{ pathto(master_doc) }}">{{ project }}</a>

sphinx_rtd_theme/static/css/theme.css

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+!function(n){var e={};function t(i){if(e[i])return e[i].exports;var o=e[i]={i:i,l:!1,exports:{}};return n[i].call(o.exports,o,o.exports,t),o.l=!0,o.exports}t.m=n,t.c=e,t.d=function(n,e,i){t.o(n,e)||Object.defineProperty(n,e,{enumerable:!0,get:i})},t.r=function(n){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(n,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(n,"__esModule",{value:!0})},t.t=function(n,e){if(1&e&&(n=t(n)),8&e)return n;if(4&e&&"object"==typeof n&&n&&n.__esModule)return n;var i=Object.create(null);if(t.r(i),Object.defineProperty(i,"default",{enumerable:!0,value:n}),2&e&&"string"!=typeof n)for(var o in n)t.d(i,o,function(e){return n[e]}.bind(null,o));return i},t.n=function(n){var e=n&&n.__esModule?function(){return n.default}:function(){return n};return t.d(e,"a",e),e},t.o=function(n,e){return Object.prototype.hasOwnProperty.call(n,e)},t.p="",t(t.s=0)}([function(n,e,t){t(1),n.exports=t(3)},function(n,e,t){(function(){var e="undefined"!=typeof window?window.jQuery:t(2);n.exports.ThemeNav=function(){var n=window.pageYOffset;window.onscroll=function(){var e=window.pageYOffset;Math.abs(n-e)<=5||(document.getElementById("navbar").style.top=n>e||e<25?"0":"-50px",n=e)};var t={navBar:null,win:null,winScroll:!1,winResize:!1,linkScroll:!1,winPosition:0,winHeight:null,docHeight:null,isRunning:!1,enable:function(n){var t=this;void 0===n&&(n=!0),t.isRunning||(t.isRunning=!0,e((function(e){t.init(e),t.reset(),t.win.on("hashchange",t.reset),n&&t.win.on("scroll",(function(){t.linkScroll||t.winScroll||(t.winScroll=!0,requestAnimationFrame((function(){t.onScroll()})))})),t.win.on("resize",(function(){t.winResize||(t.winResize=!0,requestAnimationFrame((function(){t.onResize()})))})),t.onResize()})))},enableSticky:function(){this.enable(!0)},init:function(n){n(document);var e=this;this.navBar=n("div.wy-side-scroll:first"),this.win=n(window),n(document).on("click","[data-toggle='wy-nav-top']",(function(){n("[data-toggle='wy-nav-shift']").toggleClass("shift"),n("[data-toggle='rst-versions']").toggleClass("shift")})).on("click",".wy-menu-vertical .current ul li a",(function(){var t=n(this);n("[data-toggle='wy-nav-shift']").removeClass("shift"),n("[data-toggle='rst-versions']").toggleClass("shift"),e.toggleCurrent(t),e.hashChange()})).on("click","[data-toggle='rst-current-version']",(function(){n("[data-toggle='rst-versions']").toggleClass("shift-up")})),n("table.docutils:not(.field-list,.footnote,.citation)").wrap("<div class='wy-table-responsive'></div>"),n("table.docutils.footnote").wrap("<div class='wy-table-responsive footnote'></div>"),n("table.docutils.citation").wrap("<div class='wy-table-responsive citation'></div>"),n(".wy-menu-vertical ul").not(".simple").siblings("a").each((function(){var t=n(this);expand=n('<span class="toctree-expand"></span>'),expand.on("click",(function(n){return e.toggleCurrent(t),n.stopPropagation(),!1})),t.prepend(expand)}))},reset:function(){var n=encodeURI(window.location.hash)||"#";try{var e=$(".wy-menu-vertical"),t=e.find('[href="'+n+'"]');if(0===t.length){var i=$('.document [id="'+n.substring(1)+'"]').closest("div.section");0===(t=e.find('[href="#'+i.attr("id")+'"]')).length&&(t=e.find('[href="#"]'))}if(t.length>0){$(".wy-menu-vertical .current").removeClass("current"),t.addClass("current"),t.closest("li.toctree-l1").parent().addClass("current");for(let n=1;n<=10;n++)t.closest("li.toctree-l"+n).addClass("current");t[0].scrollIntoView()}}catch(n){console.log("Error expanding nav for anchor",n)}},onScroll:function(){this.winScroll=!1;var n=this.win.scrollTop(),e=n+this.winHeight,t=this.navBar.scrollTop()+(n-this.winPosition);n<0||e>this.docHeight||(this.navBar.scrollTop(t),this.winPosition=n)},onResize:function(){this.winResize=!1,this.winHeight=this.win.height(),this.docHeight=$(document).height()},hashChange:function(){this.linkScroll=!0,this.win.one("hashchange",(function(){this.linkScroll=!1}))},toggleCurrent:function(n){var e=n.closest("li");e.siblings("li.current").removeClass("current"),e.siblings().find("li.current").removeClass("current");var t=e.find("> ul li");t.length&&(t.removeClass("current"),e.toggleClass("current"))}};return t}(),"undefined"!=typeof window&&(window.SphinxRtdTheme={Navigation:n.exports.ThemeNav,StickyNav:n.exports.ThemeNav}),function(){for(var n=0,e=["ms","moz","webkit","o"],t=0;t<e.length&&!window.requestAnimationFrame;++t)window.requestAnimationFrame=window[e[t]+"RequestAnimationFrame"],window.cancelAnimationFrame=window[e[t]+"CancelAnimationFrame"]||window[e[t]+"CancelRequestAnimationFrame"];window.requestAnimationFrame||(window.requestAnimationFrame=function(e,t){var i=(new Date).getTime(),o=Math.max(0,16-(i-n)),r=window.setTimeout((function(){e(i+o)}),o);return n=i+o,r}),window.cancelAnimationFrame||(window.cancelAnimationFrame=function(n){clearTimeout(n)})}()}).call(window)},function(n,e){n.exports=jQuery},function(n,e,t){}]);

src/sass/_theme_layout.sass

@@ -293,30 +293,28 @@ html
 
 .wy-nav-top
   display: none
-  background: $link-color
+  background: $nav-search-background-color
   color: $white
-  padding: ($gutter / 4) ($gutter / 2)
-  position: relative
-  line-height: 50px
+  position: fixed
+  top: 0
+  width: 100%
+  height: $nav-header-height
+  line-height: $nav-header-height
   text-align: center
   font-size: 100%
+  transition: top 0.4s
   +clearfix
   a
     color: $white
     font-weight: bold
     +font-smooth
-  img
-    margin-right: $base-line-height / 2
-    height: 45px
-    width: 45px
-    background-color: $menu-logo-color
-    padding: 5px
-    border-radius: 100%
   i
     font-size: 30px
     float: left
     cursor: pointer
     padding-top: inherit
+    padding-left: $gutter / 4
+    line-height: $nav-header-height
 
 .wy-nav-content-wrap
   margin-left: $nav-desktop-width
@@ -400,6 +398,7 @@ footer
   .wy-nav-content-wrap
     margin-left: 0
     .wy-nav-content
+      margin-top: $nav-header-height
       padding: $gutter
     &.shift
       position: fixed

src/sass/_theme_variables.sass

@@ -5,6 +5,7 @@
 $fa-font-path:                        "~font-awesome/fonts"
 $static-img:                          "../img/"
 
+$nav-header-height:                   50px
 $nav-content-width:                   800px
 $nav-media-query:                     $nav-desktop-width + $nav-content-width
 

src/theme.js

@@ -2,6 +2,24 @@ var jQuery = (typeof(window) != 'undefined') ? window.jQuery : require('jquery')
 
 // Sphinx theme nav state
 function ThemeNav () {
+    var delta = 5;
+
+    /* When the user scrolls down, hide the navbar. When the user scrolls up, show the navbar */
+    var prevScrollpos = window.pageYOffset;
+    window.onscroll = function() {
+      var currentScrollPos = window.pageYOffset;
+
+        
+      if(Math.abs(prevScrollpos - currentScrollPos) <= delta)
+        return
+
+      if ((prevScrollpos > currentScrollPos) || (currentScrollPos < 25)) {
+        document.getElementById("navbar").style.top = "0";
+      } else {
+        document.getElementById("navbar").style.top = "-50px";
+      }
+      prevScrollpos = currentScrollPos;
+    }
 
     var nav = {
         navBar: null,