scrollbar

问题 The coding is in ASP.NET C#. I have a gridview, with say 1000 records and I am inline editing one of the rows. On Clicking Update, I would like my Grid to be on the exact x y position it was on before the postback happened. If you are thinking along the lines of using the Page directive, MaintainScrollPositionOnPostback="true" , no, it didnt work for me What is the most optimal method? 回答1: Using the UpdatePanel control to wrap your grid. Another way would be to use ajax instead like using

问题 For my C# RichTextBox, I want to programmatically do the same thing as clicking the up arrow at the top of a vertical scroll bar, which moves the RichTextBox display up by one line. What is the code for this? Thanks! 回答1: Here's what I do: using System.Runtime.InteropServices; [DllImport("user32.dll")] static extern int SendMessage(IntPtr hWnd, uint wMsg, UIntPtr wParam, IntPtr lParam); then call: SendMessage(myRichTextBox.Handle, (uint)0x00B6, (UIntPtr)0, (IntPtr)(-1)); Seems to work OK -

问题 Is there a way to have a cross browser vertical scrollbar with an absolute position? My problem is that the scrollbar changes the width of my website when appears by giving some issues in my layout. I do not want to remove it, I just want to make its width not disturbing my layout.. Thanks! 回答1: To stop your layout from moving when the scrollbar appears, you can use the css below to always make your scrollbar visible. html{ overflow-y: scroll; } 回答2: Only in Safari and Chrome (ie. Webkit),

问题 I've got a weird problem with a TableViewController. In the doc it says that a tableViewController deals also with the method -flashScrollIndicators when the table is "oversized" respect the visible area. My app consists in 3 nav controller loaded in a tab controller. Each nav controller has as root view controller a subclass of a table view controller. Each "model" is populated from a plist file, that loads its contents into an array in the -viewDIdLoad, later everything is passed to the

问题 I'm working on jquery jqgrid plugin. In this grid, I have 1,000,000 records with scroll: 1 option. and also I have rowNum: 10 option in my grid. But just first 10 row displayed in the grid and vertical scroll bar is missing. in the caption, I have "display 1-10 from 1,000,000" string. this means that the total number calculation is correct, but I don't know why scroll bar is missing. Can anyone help me to solve this problem? EDIT: My jqGrid version is: 4.6.0 . Here is my javascript code: $

问题 How to check mousewheel movement without scrollbar? $(document).mousewheel(function() { clicker.html("a7a"); }); 回答1: I highly recommend you use this jQuery plugin: PLUGIN Without a plugin, try this example: EXAMPLE HTML: <div id='foo' style='height:300px; width:300px; background-color:red'></div> Javascript: $('#foo').bind('mousewheel', function(e) { if(e.originalEvent.wheelDelta / 120 > 0) { alert('up'); } else { alert('down'); } }); There is no scrollbar on the div but the wheel event is

问题 I have a chat system on my site and defaulted the message div position to always display the last message on page load. I accomplished this by using the following line of code: msgDiv = document.getElementById('message_row_large'); msgDiv.scrollTop = msgDiv.scrollHeight; However, this code sets the scroll position to be equal to the div height at all times, which doesn't allow users to scroll up and see other messages. I need to re-enable scroll to its default functionality after the page

问题 I have a chat system on my site and defaulted the message div position to always display the last message on page load. I accomplished this by using the following line of code: msgDiv = document.getElementById('message_row_large'); msgDiv.scrollTop = msgDiv.scrollHeight; However, this code sets the scroll position to be equal to the div height at all times, which doesn't allow users to scroll up and see other messages. I need to re-enable scroll to its default functionality after the page

问题 I want to style the scrollbar of the colorbox, showed when the content is larger than the screen resolution. I know how to do this in css (webkit browsers and IE), but I don't know in which part of the colorbox css I need to place the css scrollbar code. Who does know there to place it in? Ps. I use iframe: true in the colorbox 回答1: Add it to the colorbox's CSS in the top middle or bottom, it doesn't matter. 回答2: You would put it in the iframed document. 来源： https://stackoverflow.com

问题 Can anybody have to do scrollbar outside <textarea> ? I found something like this http://jsfiddle.net/jlmyers42/8tptqt19/ but it doesnt work for teaxtarea. The best will be using only css and html. Thanks in advance :) 回答1: If you mean, have a scroll bar outside of that particular element you could encapsulate it within a div like so. <div style="overflow-y: scroll; overflow-x: hidden; height: 100px"> <textarea style="overflow-y:auto;" placeholder="Enter Notes here (optional)"></textarea> <