Merge pull request #5354 from opf/fix/24941/warn-before-leaving-page
fix #24941 Warn before leaving page with unsaved data not workingpull/5362/head
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//-- copyright
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// OpenProject is a project management system.
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// Copyright (C) 2012-2017 the OpenProject Foundation (OPF)
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License version 3.
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//
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// OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
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// Copyright (C) 2006-2017 Jean-Philippe Lang
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// Copyright (C) 2010-2013 the ChiliProject Team
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// See doc/COPYRIGHT.rdoc for more details.
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//++
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var warnLeavingUnsavedMessage; |
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var removeChangedData = function(){ |
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jQuery('textarea').removeData('changed'); |
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}; |
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function warnLeavingUnsaved(message) { |
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warnLeavingUnsavedMessage = message; |
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jQuery('form').submit(removeChangedData); |
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jQuery('form button').click(removeChangedData); |
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jQuery('textarea').change(function(){ |
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jQuery(this).data('changed', 'changed'); |
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}); |
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window.onbeforeunload = function(){ |
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var warn = false; |
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jQuery('textarea').blur().each(function(){ |
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if (jQuery(this).data('changed')) { |
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warn = true; |
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} |
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}); |
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if (warn) {return warnLeavingUnsavedMessage;} |
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}; |
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}; |
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