mousewheel

问题 I want to read mouse wheel scroll events and then simulate them. I know I can simulate it using below code. #Scroll one up win32api.mouse_event(MOUSEEVENTF_WHEEL, x, y, 1, 0) #Scroll one down win32api.mouse_event(MOUSEEVENTF_WHEEL, x, y, -1, 0) However, I couldn't find a way to get whell scroll event using win32api in python. Is there anyway to detect wheel scroll up or down events? 回答1: If you need to get the global WM_MOUSEWHEEL message, you can use the SetWindowsHookEx function and with WH

问题 Why is my second body.on() not working? I added the .off() because if not both mousewheel events triggered with only one mousewheel down event... Isnt the second body.on() supposed to reset the .off()? How should I program this? $(document).ready(function() { $("body").on('mousewheel', function(event, delta) { if (event.deltaY < 0) { if (!$(".both").hasClass('rotated')) { $(".both").css('transform', 'rotate(180deg)'); setTimeout(function() { $(".both").addClass('rotated') }, 1000); } } $(

问题 I want to prevent scrolling with the mousewheel in a panel with a scrollbar, how can ido this? I have seen this suggested, but it's not working: panel.MouseWheel += new MouseEventHandler(MouseWheel); void MouseWheel(object sender, MouseEventArgs e) { ((HandledMouseEventArgs)e).Handled = true; } 回答1: Try inheriting your own Panel and just comment out the OnMouseWheel call: public class WheelessPanel : Panel { protected override void OnMouseWheel(MouseEventArgs e) { // base.OnMouseWheel(e); } }

问题 I want to prevent scrolling with the mousewheel in a panel with a scrollbar, how can ido this? I have seen this suggested, but it's not working: panel.MouseWheel += new MouseEventHandler(MouseWheel); void MouseWheel(object sender, MouseEventArgs e) { ((HandledMouseEventArgs)e).Handled = true; } 回答1: Try inheriting your own Panel and just comment out the OnMouseWheel call: public class WheelessPanel : Panel { protected override void OnMouseWheel(MouseEventArgs e) { // base.OnMouseWheel(e); } }

问题 I want to prevent scrolling with the mousewheel in a panel with a scrollbar, how can ido this? I have seen this suggested, but it's not working: panel.MouseWheel += new MouseEventHandler(MouseWheel); void MouseWheel(object sender, MouseEventArgs e) { ((HandledMouseEventArgs)e).Handled = true; } 回答1: Try inheriting your own Panel and just comment out the OnMouseWheel call: public class WheelessPanel : Panel { protected override void OnMouseWheel(MouseEventArgs e) { // base.OnMouseWheel(e); } }

问题 I want to prevent scrolling with the mousewheel in a panel with a scrollbar, how can ido this? I have seen this suggested, but it's not working: panel.MouseWheel += new MouseEventHandler(MouseWheel); void MouseWheel(object sender, MouseEventArgs e) { ((HandledMouseEventArgs)e).Handled = true; } 回答1: Try inheriting your own Panel and just comment out the OnMouseWheel call: public class WheelessPanel : Panel { protected override void OnMouseWheel(MouseEventArgs e) { // base.OnMouseWheel(e); } }

来源： https://stackoverflow.com/questions/64289510/how-do-i-change-the-mouse-wheel-scroll-speed-in-sublime-text-3

问题 I am using a mac trackpad.How to prevent the page going back and next to visited pages on horizontal scroll ?. I tried to prevent the wheel events but it doesn't works most of the time. container.addEventListener('wheel', function(ev) { ev.preventDefault(); ev.stopPropagation(); return false; }, {passive: false, capture: true}); even I tried blocking with mousewheel event which also leads to page navigation. 回答1: It has nothing to do with a webpage nor its events; this is specific system

问题 In xaml code <StackPanel> <ScrollViewer> <local:CustomCanvas> </local:CustomCanvas> </ScrollViewer> </StackPanel> CustomCanvs has a zoom in/out function. But when I spin the mouse wheel in the CustomCanvas area, ScrollViewer's scrollbar works and zoom in/out don't work. And when I scroll the scrollbar of the ScrollViewer, not only CustomCanvas' zoom in/out work but also scrolling of the ScrollViewer work well. When I spin the mouse wheel, I want only zoom in/out. And when I scroll the

问题 In xaml code <StackPanel> <ScrollViewer> <local:CustomCanvas> </local:CustomCanvas> </ScrollViewer> </StackPanel> CustomCanvs has a zoom in/out function. But when I spin the mouse wheel in the CustomCanvas area, ScrollViewer's scrollbar works and zoom in/out don't work. And when I scroll the scrollbar of the ScrollViewer, not only CustomCanvas' zoom in/out work but also scrolling of the ScrollViewer work well. When I spin the mouse wheel, I want only zoom in/out. And when I scroll the