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JavaScript exit page confirmer object
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| Um objeto JavaScript para confirmar se o usuário quer sair da página | |
| http://prodis.blog.br/2010/11/29/um-objeto-javascript-para-confirmar-se-o-usuario-quer-sair-da-pagina/ |
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| function ExitPageConfirmer(message) { | |
| this.message = message; | |
| this.needToConfirm = false; | |
| var myself = this; | |
| window.onbeforeunload = function() { | |
| if (myself.needToConfirm) { | |
| return myself.message; | |
| } | |
| } | |
| } |
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| <html> | |
| <head> | |
| <script src="scripts/Prodis.ExitPageConfirmer.js"></script> | |
| <script> | |
| var exitPage = new ExitPageConfirmer("My confirmation message."); | |
| </script> | |
| </head> | |
| <body> | |
| <form onsubmit="exitPage.needToConfirm = false;"> | |
| <p><input type="text" onchange="exitPage.needToConfirm = true;" /></p> | |
| <p><input type="submit" /></p> | |
| </form> | |
| </body> | |
| </html> |
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