mirror of
https://github.com/gorhill/uBlock.git
synced 2024-11-07 03:12:33 +01:00
78 lines
2.6 KiB
JavaScript
78 lines
2.6 KiB
JavaScript
/*******************************************************************************
|
|
|
|
uBlock Origin - a browser extension to block requests.
|
|
Copyright (C) 2017 Raymond Hill
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see {http://www.gnu.org/licenses/}.
|
|
|
|
Home: https://github.com/gorhill/uBlock
|
|
*/
|
|
|
|
'use strict';
|
|
|
|
// For content pages
|
|
|
|
/******************************************************************************/
|
|
|
|
(function() {
|
|
if ( typeof vAPI !== 'object' ) { return; }
|
|
|
|
vAPI.userCSS = {
|
|
_userCSS: '',
|
|
_disabled: false,
|
|
_send: function(toRemove, toAdd) {
|
|
vAPI.messaging.send('vapi-background', {
|
|
what: 'userCSS',
|
|
toRemove: toRemove,
|
|
toAdd: toAdd
|
|
});
|
|
},
|
|
add: function(cssText) {
|
|
if ( cssText === '' ) { return; }
|
|
var before = this._userCSS,
|
|
after = before;
|
|
if ( after !== '' ) { after += '\n'; }
|
|
after += cssText;
|
|
this._userCSS = after;
|
|
if ( this._disabled ) { return; }
|
|
this._send(before, after);
|
|
},
|
|
remove: function(cssText) {
|
|
if ( cssText === '' || this._userCSS === '' ) { return; }
|
|
var before = this._userCSS,
|
|
after = before;
|
|
after = before.replace(cssText, '').trim();
|
|
this._userCSS = after;
|
|
if ( this._disabled ) { return; }
|
|
this._send(before, after);
|
|
},
|
|
toggle: function(state) {
|
|
if ( state === undefined ) {
|
|
state = this._disabled;
|
|
}
|
|
if ( state !== this._disabled ) { return; }
|
|
this._disabled = !state;
|
|
if ( this._userCSS === '' ) { return; }
|
|
var toAdd, toRemove;
|
|
if ( state ) {
|
|
toAdd = this._userCSS;
|
|
} else {
|
|
toRemove = this._userCSS;
|
|
}
|
|
this._send(toRemove, toAdd);
|
|
}
|
|
};
|
|
vAPI.hideNode = vAPI.unhideNode = function(){};
|
|
})();
|