luci-theme-openwrt: rework menu rendering

Utilize the LuCI.ui.menu class to load, traverse and cache the menu tree
in the local session store.

Signed-off-by: Jo-Philipp Wich <jo@mein.io>
This commit is contained in:
Jo-Philipp Wich 2020-04-15 22:43:05 +02:00
parent a1aa0af102
commit 48269ade61
3 changed files with 137 additions and 155 deletions

View file

@ -0,0 +1,133 @@
'use strict';
'require baseclass';
'require ui';
return baseclass.extend({
__init__: function() {
ui.menu.load().then(L.bind(this.render, this));
},
render: function(tree) {
var node = tree,
url = '';
this.renderModeMenu(tree);
if (L.env.dispatchpath.length >= 3) {
for (var i = 0; i < 3 && node; i++) {
node = node.children[L.env.dispatchpath[i]];
url = url + (url ? '/' : '') + L.env.dispatchpath[i];
}
if (node)
this.renderTabMenu(node, url);
}
},
handleMenuExpand: function(ev) {
var a = ev.target, ul1 = a.parentNode.parentNode, ul2 = a.nextElementSibling;
document.querySelectorAll('ul.mainmenu.l1 > li.active').forEach(function(li) {
if (li !== a.parentNode)
li.classList.remove('active');
});
if (!ul2)
return;
if (ul2.parentNode.offsetLeft + ul2.offsetWidth <= ul1.offsetLeft + ul1.offsetWidth)
ul2.classList.add('align-left');
ul1.classList.add('active');
a.parentNode.classList.add('active');
a.blur();
ev.preventDefault();
ev.stopPropagation();
},
renderMainMenu: function(tree, url, level) {
var l = (level || 0) + 1,
ul = E('ul', { 'class': 'mainmenu l%d'.format(l) }),
children = ui.menu.getChildren(tree);
if (children.length == 0 || l > 2)
return E([]);
for (var i = 0; i < children.length; i++) {
var isActive = (L.env.dispatchpath[l] == children[i].name),
activeClass = 'mainmenu-item-%s%s'.format(children[i].name, isActive ? ' selected' : '');
ul.appendChild(E('li', { 'class': activeClass }, [
E('a', {
'href': L.url(url, children[i].name),
'click': (l == 1) ? this.handleMenuExpand : null,
}, [ _(children[i].title) ]),
this.renderMainMenu(children[i], url + '/' + children[i].name, l)
]));
}
if (l == 1) {
var container = document.querySelector('#mainmenu');
container.appendChild(ul);
container.style.display = '';
}
return ul;
},
renderModeMenu: function(tree) {
var ul = document.querySelector('#modemenu'),
children = ui.menu.getChildren(tree);
for (var i = 0; i < children.length; i++) {
var isActive = (L.env.requestpath.length ? children[i].name == L.env.requestpath[0] : i == 0);
ul.appendChild(E('li', {}, [
E('a', {
'href': L.url(children[i].name),
'class': isActive ? 'active' : null
}, [ _(children[i].title) ])
]));
if (isActive)
this.renderMainMenu(children[i], children[i].name);
}
if (ul.children.length > 1)
ul.style.display = '';
},
renderTabMenu: function(tree, url, level) {
var container = document.querySelector('#tabmenu'),
l = (level || 0) + 1,
ul = E('ul', { 'class': 'cbi-tabmenu' }),
children = ui.menu.getChildren(tree),
activeNode = null;
if (children.length == 0)
return E([]);
for (var i = 0; i < children.length; i++) {
var isActive = (L.env.dispatchpath[l + 2] == children[i].name),
activeClass = isActive ? ' cbi-tab' : '',
className = 'tabmenu-item-%s %s'.format(children[i].name, activeClass);
ul.appendChild(E('li', { 'class': className }, [
E('a', { 'href': L.url(url, children[i].name) }, [ _(children[i].title) ] )
]));
if (isActive)
activeNode = children[i];
}
container.appendChild(ul);
container.style.display = '';
if (activeNode)
container.appendChild(this.renderTabMenu(activeNode, url + '/' + activeNode.name, l));
return ul;
}
});

View file

@ -12,5 +12,8 @@
<% local ver = require "luci.version" -%>
Powered by <%= ver.luciname %> (<%= ver.luciversion %>)
</p>
<script type="text/javascript">L.require('menu-openwrt')</script>
</body>
</html>

View file

@ -36,156 +36,7 @@
<% end -%>
<script type="text/javascript" src="<%=url('admin/translations', luci.i18n.context.lang)%><%# ?v=PKG_VERSION %>"></script>
<script type="text/javascript" src="<%=resource%>/cbi.js"></script>
<script type="text/javascript" src="<%=resource%>/xhr.js"></script>
<script type="text/javascript">//<![CDATA[
(function() {
function get_children(node) {
var children = [];
for (var k in node.children) {
if (!node.children.hasOwnProperty(k))
continue;
if (!node.children[k].satisfied)
continue;
if (!node.children[k].hasOwnProperty('title'))
continue;
children.push(Object.assign(node.children[k], { name: k }));
}
return children.sort(function(a, b) {
return ((a.order || 1000) - (b.order || 1000));
});
}
function handle_mainmenu_expand(ev) {
var a = ev.target, ul1 = a.parentNode.parentNode, ul2 = a.nextElementSibling;
document.querySelectorAll('ul.mainmenu.l1 > li.active').forEach(function(li) {
if (li !== a.parentNode)
li.classList.remove('active');
});
if (!ul2)
return;
if (ul2.parentNode.offsetLeft + ul2.offsetWidth <= ul1.offsetLeft + ul1.offsetWidth)
ul2.classList.add('align-left');
ul1.classList.add('active');
a.parentNode.classList.add('active');
a.blur();
ev.preventDefault();
ev.stopPropagation();
}
function render_mainmenu(tree, url, level) {
var l = (level || 0) + 1,
ul = E('ul', { 'class': 'mainmenu l%d'.format(l) }),
children = get_children(tree);
if (children.length == 0 || l > 2)
return E([]);
for (var i = 0; i < children.length; i++) {
var isActive = (L.env.dispatchpath[l] == children[i].name),
activeClass = 'mainmenu-item-%s%s'.format(children[i].name, isActive ? ' selected' : '');
ul.appendChild(E('li', { 'class': activeClass }, [
E('a', {
'href': L.url(url, children[i].name),
'click': (l == 1) ? handle_mainmenu_expand : null,
}, [ _(children[i].title) ]),
render_mainmenu(children[i], url + '/' + children[i].name, l)
]));
}
if (l == 1) {
var container = document.querySelector('#mainmenu');
container.appendChild(ul);
container.style.display = '';
}
return ul;
}
function render_modemenu(tree) {
var ul = document.querySelector('#modemenu'),
children = get_children(tree);
for (var i = 0; i < children.length; i++) {
var isActive = (L.env.requestpath.length ? children[i].name == L.env.requestpath[0] : i == 0);
ul.appendChild(E('li', {}, [
E('a', {
'href': L.url(children[i].name),
'class': isActive ? 'active' : null
}, [ _(children[i].title) ])
]));
if (isActive)
render_mainmenu(children[i], children[i].name);
}
if (ul.children.length > 1)
ul.style.display = '';
}
function render_tabmenu(tree, url, level) {
var container = document.querySelector('#tabmenu'),
l = (level || 0) + 1,
ul = E('ul', { 'class': 'cbi-tabmenu' }),
children = get_children(tree),
activeNode = null;
if (children.length == 0)
return E([]);
for (var i = 0; i < children.length; i++) {
var isActive = (L.env.dispatchpath[l + 2] == children[i].name),
activeClass = isActive ? ' cbi-tab' : '',
className = 'tabmenu-item-%s %s'.format(children[i].name, activeClass);
ul.appendChild(E('li', { 'class': className }, [
E('a', { 'href': L.url(url, children[i].name) }, [ _(children[i].title) ] )
]));
if (isActive)
activeNode = children[i];
}
container.appendChild(ul);
container.style.display = '';
if (activeNode)
container.appendChild(render_tabmenu(activeNode, url + '/' + activeNode.name, l));
return ul;
}
document.addEventListener('luci-loaded', function(ev) {
var tree = <%= luci.http.write_json(luci.dispatcher.menu_json() or {}) %>,
node = tree,
url = '';
render_modemenu(tree);
if (L.env.dispatchpath.length >= 3) {
for (var i = 0; i < 3 && node; i++) {
node = node.children[L.env.dispatchpath[i]];
url = url + (url ? '/' : '') + L.env.dispatchpath[i];
}
if (node)
render_tabmenu(node, url);
}
});
})();
//]]></script>
<title><%=striptags( (boardinfo.hostname or "?") .. ( (node and node.title) and ' - ' .. translate(node.title) or '')) %> - LuCI</title>
</head>
<body class="lang_<%=luci.i18n.context.lang%>" data-page="<%= pcdata(table.concat(disp.context.requestpath, "-")) %>">
@ -203,12 +54,7 @@
<%:Load%>: <%="%.2f" % (loadinfo[1] / 65535.0)%> <%="%.2f" % (loadinfo[2] / 65535.0)%> <%="%.2f" % (loadinfo[3] / 65535.0)%>
</div>
<div id="indicators">
<span id="xhr_poll_status" style="display:none" onclick="XHR.running() ? XHR.halt() : XHR.run()">
<span id="xhr_poll_status_on"><%:Auto Refresh%>: <%:on%></span>
<span id="xhr_poll_status_off" style="display:none"><%:Auto Refresh%>: <%:off%></span>
</span>
</div>
<div id="indicators"></div>
<ul id="modemenu" style="display:none"></ul>