Member Avatar for karthik_cud

hi , i've designed a form with a progress bar but it seems to be very fast, i've tried a lot , but i cant get the correct one , tell me how to design a progressbar

  • 4 Contributors
  • 3 Replies
  • 95 Views
  • 17 Hours Discussion Span
  • Latest Post Latest Post by Jx_Man

Dani AI

Generated

reported the bar completing too quickly. The control itself doesn't decide timing — your code does. As pointed out, the fix depends on whether this is a desktop form or a web page; the approaches differ.

For desktop (WinForms/VB.NET) run the real work off the UI thread and push progress events back to the UI. Offload long loops to a background thread (or Task) and report a percent or step count back to the UI so the visual updates reflect real work. Avoid doing heavy work on the UI thread or trying to "slow" the bar by blocking the UI; that either makes the app unresponsive or instantly jumps the bar when the work finishes. For guidance on the control and background patterns see the ProgressBar control docs and the background-operation how‑to pages: ProgressBar control (Windows Forms) and .

For web apps (ASP.NET/VB.NET) the server cannot update the client UI continuously during a synchronous request. Use client polling, the ASP.NET AJAX UpdateProgress for simple indicators, or a push mechanism such as SignalR to stream percent updates from server to browser. See the SignalR introduction for modern real‑time patterns: ASP.NET Core SignalR introduction.

Quick troubleshooting checklist: log the progress values the code emits, confirm your mapping from work units to the bar range, make sure updates come from a background thread via the proper callback, and only use a timer for UI animation (as hinted) — it won't fix incorrectly measured progress. Avoid Application.DoEvents as a substitute for proper threading; it creates subtle bugs (see the runtime docs).

Recommended Answers

All 3 Replies

Member Avatar for iffEngineer

What exactly do you mean "tell me how to design a progress bar"? Are you writing a windows form or is this an ASP.NET web application? If it's a windows form the progress bar component comes with .NET and all you have to do is set the min, max and value and viola you have a progress bar. Use windows events to update your bar.

Member Avatar for Jx_Man

set the timer interval.

Be a part of the DaniWeb community

We're a friendly, industry-focused community of developers, IT pros, digital marketers, and technology enthusiasts meeting, networking, learning, and sharing knowledge.