Forms :: Progress Bars Exceeding Their Maximum Sizes?
Apr 28, 2011
I had some trouble a while back with my progress bars exceeding their maximum sizes. I though I had fixed the problem but obviously I was wrong every time the maximum size is exeeded the application enteres debugging mode .... this is really frustrating as the progress bars are a major factor in the game...
What I have is one progress bar which is linked to a clock the clock which ticks up to 1:30 and the game then ends. I also have another progress bar showing the health of the shooter.
I have a series of collision codes set up which are linked to these progress bars, that add to them and take from them.
'Heath pick up collision code...
If (HPU.Top + HPU.Height >= Shooter.Top) And (HPU.Top <= Shooter.Top + Shooter.Height) And (HPU.Left + HPU.Width >= Shooter.Left) And (HPU.Left <= Shooter.Left + Shooter.Width) And HPU.Visible = True Then
[Code]....
I have tried re-routing the overload so that if it cannot add no more to the progress bars it adds nothing to them.
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Mar 18, 2011
Im having some trouble with my progress bars in VB.Net. I am currently making a 2d game for a college assignment. The problem is i have one for health and one for reloading the reload bar works fine but when i try to code the health bar i think it conflicts with the other Progress bar [Code]
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Jul 22, 2011
I came across a problem in my program it takes too long to calculate the values needed (about 10 sec) .But thats not the problem you don't know when the program is working or not, as it just locks up until its finshed and I view that as a problem.
I need to be able to show the progress of this .I looked at using background Workers but I get exception "Object reference not set to an instance" I believe this is because the background worker cannot write values or something ,As it works will a normal handler.
[code]...
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Feb 14, 2011
how can i implement a progress bar in a program that copies files from one place to another
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Sep 12, 2009
Ive been trying to work with looping code and get messeges like this.
[Code]...
But that is not important this moment... How would I set a code too use the progress bar? So As it loops at a certain rate {Lets say 1000 (1 sec)} It would show the progress. Currently using it to 1 - 50. (Note: The rate is not important as I know how to set that) EDITEDITEDIT: Thanks for the info so far, But regarding my other thread about hotkeys that I marked "Resolved"
[Code]...
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Jun 27, 2010
This is what I want, I have 12 progress bars and I want to run a background task to ping IPs and if it can ping them it starts a timer is this imposable to do?
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Apr 30, 2010
I need a code that will make a progress bars value equal the battery level. And have label equal the batterys time left?
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Jan 7, 2011
I am trying to write a program that shows the user the current system time and date using progress bars in VB 08 Express but don't know how to start it, I am having trouble with getting the program to refresh the minutes and seconds progress bars
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Jan 5, 2012
I am looking for a way to make my forms fit varying sizes of monitors. I am guessing that I need to determine the screen size.
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Dec 4, 2011
I have a list box on my form with 2 value - "2010" & "2011". When I change the value in the listbox it should set the minimum and maximum value of 2 datetimepickers. Each time I try to change the value I get an error - for example if I change the listbox from 2011 to 2010 I get the error:
"Value of '31/03/2011 00:00:00' is not valid for 'MaxDate'. 'MaxDate' must be greater than or equal to MinDate. Parameter name: MaxDate"
If ListBox1.SelectedIndex = "0" Then
DateTimePicker1.MaxDate = #3/31/2011#
DateTimePicker1.MinDate = #4/1/2010#
DateTimePicker2.MaxDate = #3/31/2011#
DateTimePicker2.MinDate = #4/1/2010#
End If
If ListBox1.SelectedIndex = "1" Then
DateTimePicker1.MaxDate = #3/31/2012#
DateTimePicker1.MinDate = #4/1/2011#
DateTimePicker2.MaxDate = #3/31/2012#
DateTimePicker2.MinDate = #4/1/2011#
End If
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Apr 21, 2010
i am trying to put a maximum row number of lines in a multiline textbox. What i want is to achieve something like a console, with a maximum number of rows, with the top rows to dissappear and to keep always the last i.e. 500 rows. a note: for the textbox text i use the following algorithm
dim text
textbox.text = textbox.text & vbcrlf & text
the problem is that after a certain number of rows the program starts to get a little slow. So i guess if i put a limit to the rows i will fix this.
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May 6, 2010
How do I code in vb.net that the text box can only accept 10 inputs from the user. User can only enter 10 strings.
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Apr 2, 2010
I have a progress bar on a Windows Form which displays the number of records as they are retrieved from the database.The problem I'm having is that the entire Form.Load() method seems to run prior to the form being displayed, which means all my code updating the progress bar is gone to waste.
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Jan 28, 2010
ok i know its not possible for a normal computer to exceed Long.MaxValue for Stopwatch.GetTimeStamp, but what is the scripted behavior of VB when Stopwatch.GetTimeStamp actually exceeds Long.MaxValue?
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Jul 24, 2009
On Visual Studio 2008 I am running into problems with strings longer than 30 characters, which become blank. My context is slightly unusual (perhaps) - but I dont see why it should not work.I am calling a VB2008 script from C++ using the COM interface [URL].. It works fine with integer and real arguments, and with strings up to 30 characters long.(see below - the example above is easily generalized to arguments as String, in which case the C++ code declares a BSTR object and uses L"xxxx" to set the string to "xxxx").
Surprisingly, I get a problem if the C++ string exceeds 30 characters in length - the string received by the VB routine becomes "" , ie, completely blank.I checked and this is not just a limitation of the debugger viewer - it really is "". However there is no problem with local strings exceeding 30 chars - the problem appears in passing of the argument, both byVal and byRef.
[Code]...
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Mar 21, 2012
I'm trying to get a specific error message posted when a user tries to upload a file that exceeds the maxrequestlength of 10MB for my asp:fileupload object. However, adding the onError attribute to my fileupload object, the user does not get the error I want displayed; the page just crashes. Setting customerrors mode to on and setting up a redirect page doesn't work either; the page still crashes. How am I supposed to get the page to display a specific error without crashing?
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Apr 6, 2009
I've drawing text to a rectangle, say for example "ABCDEFGHIJKLMNOPQRSTUVWXYZ123456789",That should be centered (which it is), but be on one line, not clipped like this:
"ABCDEFGHIJKLMNOPQR
STUVWXYZ123456789"
my String Format is:
With sfFormat
.Alignment = StringAlignment.Center
.LineAlignment = StringAlignment.Center
.Trimming = StringTrimming.Character
.FormatFlags = StringFormatFlags.NoClip
End With
It doesn't even have to trim it, like I have in my code, but it won't even stay on one line.
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May 6, 2010
I noticed that adding a MenuStrip (from the Toolbox) to my form design doesn't yield a menu bar like many native Windows applications. Instead I get a menu bar like Visual Studio's own. None of the style settings for MenuStrip appear to mimic the much more common native menu bar.Is there a way to add a menu bar to my Windows Forms application that looks the same as the one you see in Notepad, Task Manager and others? (Preferably with the designer, but I wouldn't mind adding it programmatically either.)
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Jul 9, 2010
2 questions:
1. How, programmatically, can you tell if a progress bar is at its max?
2. If it's at it's max, how can you reset it to zero?
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Jul 2, 2009
currently i am using a threadpool that contain a number of thread. This number of thread can be different everytime, sometimes 5, sometimes 10, sometimes 15 and so on (multiple of 5). So now i have it working good by using for loop to queue the thread into threadpool. Now the problems is i do not know how to make the progress bar depending on my threadpool. I want my progress bar to complete only when all the thread are done. After searching google, i found that maybe it can be solve by using AutoResetEvent(false), but after i apply to my program, it still did not work, my program hang at xEvent.WaitOne() method and didnt proceed further, anyone can explain to me how to solve the problem? Or got any other ways? For your information, only 5 threads can be running at the same time as the requirement state so (so i set the setmaxthread to 5 already).
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Nov 30, 2010
i have a form that takes a long time to open (because of the volume of data and the devexpress scheduler controls on it). I would like to pop up a progress bar (embedded in a form) to show until the form loads and is finished loading.i added two public methods in the My.MyApplication class...the form with the progress bar shows, but is stuck and doesn't animate.i figure that i need to open this form in a separate thread, but have done no work with multithreading.[code]is there an easy way to make this form always open in a different thread so that it will animate and show my "loading.."
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Jun 11, 2011
I have 1 form with the progress bar and 4 buttons with the following code.I would like to create another form that shows the same progress bar with the same progress.Here's my code for progress bar....form load code is:[code]....
how do i get that progress bar to be show in another form?
If form2.ProgressBar1.Value < 100 Then
ProgressBar1.Value += 20
End If
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Aug 6, 2009
I want to make a progress bar for the loading of a webpage? Anyone know the code for that? I know now...
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Aug 12, 2010
I am wondering how do I update a Progress Bar that resides in Form1 (for example) from a newly created class called from the Button in Form1. I have read several tutorial about backgroundworker. Most of the googled tutorials have their "long process code" in the do_work event. I have tried them and got it working from within the form itself.
However, there are 2 parts (long process) in which I wish to incorporate the updating of the progress bar; First one being a long sub routine that is in the main form (Form1). The second one is another long processing function that resides in a class. It is the second one that is giving the problem as I have no idea how to call the backgroundworker.reportProgress() to update the UI.
Here is the sample flowchart that I have created for the second long processing function:
I wish to insert a new instruction that says "Update the Progress bar that is in Form1" after the current instruction "Store the member into a collection".
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May 11, 2009
I want to make an app that gets the progress bar to 'pulse'
My code doesnt seem to work though!?!?!
Public Class Form1
Dim Value
Dim NoValue = "Add"
[Code].....
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Aug 15, 2009
I am new to VS 2008.. It is possible to change the progress bar loading color (green) to other color? How to change it?
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Dec 17, 2009
so what I want to do should be pretty simple. I've been following the examples found here Using the BackgroundWorker Component - VBForums . I've been successful, but I'm not smart enough to put it in my project.
What I'd like to happen is this
1. I hit a button to load data from a dataset....
2. have a progress bar show until this action is complete.
The main problem is that I can't figure out how to tie the "progress bar" to the action of "pulling the dataset"
I'm sure this is a crazy question for you all, but hey...
Would I put all of the coding in the button_Click sub?
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Dec 21, 2009
I'm using vs2008 programming in vb.net. I'm currently working on a project that reads miscellaneous text files and imports data into a sql database accordingly (Reads line, imports, loops until finished). There are 75k-150k imports to do. I tested it out the other day before using a progress bar, it takes about 5-10 minutes and works fine.
The issue I have is that while importing, if you click anywhere on the form, it will say not responding and will continue to import, but users using the program might be mistaken and think the program has locked up. I thought a progress bar would solve this, since it is responding back while the imports are going on in the background. However, the progress bar works, but as soon as you click anything on the form, it again says not responding and the progress bar stops moving (the imports will complete however). How can I isolate this import process so it can do this in the background, but will not affect the rest of the program?
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Feb 11, 2011
I have 1 form with the progress bar and 4 buttons with the following code. I would like to create another form that shows the same progress bar with the same progress. [Code]
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May 3, 2011
Is there anyway to complete a progress bar just by going ProgressBar1.Value = 100 when you want it to finish. I have a button which starts a countdown, I need the progress bar to complete when countdown reaches 0. Ive already used the step version, but when I want to alert the length of the countdown, the progress bar finishes too late or too early.
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