如何在可滚动模式对话框中自动转到最后一个 div？
[英]How to automatically go to the last of div in scrollable modal dialog?
问题描述
如何在下面的可滚动模式对话框中自动转到最后一个 div？
我试过： $('#myModal').scrollTop($('#myModal')[0].scrollHeight); 但不工作
<!DOCTYPE html> <html lang="en"> <head> <title>Bootstrap Example</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.1/dist/css/bootstrap.min.css"> <script src="https://cdn.jsdelivr.net/npm/jquery@3.6.0/dist/jquery.slim.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.1/dist/umd/popper.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/bootstrap@4.6.1/dist/js/bootstrap.bundle.min.js"></script> </head> <body> <div class="container"> <h2>Modal Scroll Example</h2> <p>Use the .modal-dialog-scrollable class to enable scrolling inside the modal.</p> <!-- Button to Open the Modal --> <button type="button" class="btn btn-primary" data-toggle="modal" data-target="#myModal"> Open modal </button> <!-- The Modal --> <div class="modal" id="myModal"> <div class="modal-dialog modal-dialog-scrollable"> <div class="modal-content"> <!-- Modal Header --> <div class="modal-header"> <h1 class="modal-title">Modal Heading</h1> <button type="button" class="close" data-dismiss="modal">×</button> </div> <!-- Modal body --> <div class="modal-body"> <h3>Some text to enable scrolling..</h3> <p>Some text to enable scrolling.. Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p> <p>Some text to enable scrolling.. Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p> <p>Some text to enable scrolling.. Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p> </div> <!-- Modal footer --> <div class="modal-footer"> <button type="button" class="btn btn-danger" data-dismiss="modal">Close</button> </div> </div> </div> </div> <script> $('#myModal').scrollTop($('#myModal')[0].scrollHeight); </script> </div> </body> </html>
1 个解决方案
解决方案1
0 2022-05-23 15:28:11
一些东西
- 您必须等到模态显示。 所以，等待显示的
shown.bs.modal事件。 - 您需要滚动模态体，而不是模态本身。
请看下面的演示：
$("#myModal").on('shown.bs.modal', function() { let $body = $('#myModal .modal-body'); $body.scrollTop($body[0].scrollHeight); });
<!DOCTYPE html> <html lang="en"> <head> <title>Bootstrap Example</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.1/dist/css/bootstrap.min.css"> <script src="https://cdn.jsdelivr.net/npm/jquery@3.6.0/dist/jquery.slim.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.1/dist/umd/popper.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/bootstrap@4.6.1/dist/js/bootstrap.bundle.min.js"></script> </head> <body> <div class="container"> <h2>Modal Scroll Example</h2> <p>Use the .modal-dialog-scrollable class to enable scrolling inside the modal.</p> <!-- Button to Open the Modal --> <button type="button" class="btn btn-primary" data-toggle="modal" data-target="#myModal"> Open modal </button> <!-- The Modal --> <div class="modal" id="myModal"> <div class="modal-dialog modal-dialog-scrollable"> <div class="modal-content"> <!-- Modal Header --> <div class="modal-header"> <h1 class="modal-title">Modal Heading</h1> <button type="button" class="close" data-dismiss="modal">×</button> </div> <!-- Modal body --> <div class="modal-body"> <h3>Some text to enable scrolling..</h3> <p>Some text to enable scrolling.. Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p> <p>Some text to enable scrolling.. Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p> <p>Some text to enable scrolling.. Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p> </div> <!-- Modal footer --> <div class="modal-footer"> <button type="button" class="btn btn-danger" data-dismiss="modal">Close</button> </div> </div> </div> </div> </div> </body> </html>
如何自动调整弹出窗口或模式对话框的大小以更改内容
[英]How to automatically resize popup window or modal dialog for content change
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