Auto-resize Columns Based On Char Count
May 11, 2009
I am trying to figure the best way to programmatically re-size table column headers in ReportViewer.Basically, my current resolution is the following: ColumnWidth = Header Caption_CharacterCount * 0.32...Where 0.32 is an estimated width of a typical character using my current font size.The issue is that the width leaves a lot of whitespace for longer captions.The more characters a caption has, the more whitespace I end up with.The issue with estimating this way is that not all characters are the same width. A good example would the the "I" character, which takes up less screen width than the rest of the alphabet.[code]
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Oct 6, 2010
Declare some class level variables that will keep track of the sums for each column. For example:
[Code]....
During the RowDataBound event, retrieve the data from each column and add it to the appropriate sum. I'm not sure if you are developing an ASP.NET application or a Win-forms desktop application so I cannot help you any further at this point. What have you tried so far to solve the problem?
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Jun 29, 2011
I have the below Linq query that is returning the data but I need to aggregate the columns to group on the Period and Sum the Count columns. How do I go about doing this?
LINQ
from t In tblTimes
join h In tblEngineeringDashboard_CADMachinesCounts on t.ID Equals h.TimeID
Order By t.Period
[code].....
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Mar 30, 2012
Count specific character occurances in string
I have a delimeter in string that i have to validate. How can I count occurrences of that char. For now i have a next function.
Private Shared Function CountChars(ByVal value As String) As Integer
Dim count = 0
For Each c As Char In value
[Code].....
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Sep 15, 2010
Can a LINQ or a LAMBDA expression be used to count the 1's in a binary string ?For example, if I convert a number to its BINARY using.>>
Dim binaryString As String = Convert.ToString( numberVariable, 2 )
1) Without using a loop such as a FOR NEXT loop, can I count the number of 1's in the STRING using LINQ or a LAMBDA expression?
2) Can I get the indexes of where the 1's are at in a collection such as a LIST using LINQ or a LAMBDA expression?I know the syntax of some LINQ expressions, however, I don't know which method may be suitable.
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Apr 6, 2011
I am creating a project in VB.NET in which one of the reports require that the name of employees should be displayed as column names and whatever work they have done for a stated period should appear in rows below that particular column.Now as it is clear, the columns will have to be added at runtime. Am using an ODBC Data source to populate the grid. Also since a loop will have to be done to find out the work done by employees individually, so the number of rows under one column might be less or more than the rows in the next column.Is there a way to create an empty data table and then update its contents based on columns and not add data based on addition of new rows.
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Aug 5, 2009
during design time i cannot figure out how to resize the datagridview columns in vb.net!
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Apr 1, 2009
Because I have been trying for ages, and each time it returns to default. Under the 'Properties' window, I have taken this image to show what I have done. I have also tried resizing it as it is running, but the next time it is opened it returns to default size.[URL]
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Nov 26, 2009
So i have this code that adds two Columns to the form at start up.But my question is that how can i make the Columns to resize with the form movement?
ListView1.Columns.Add("The Path Of The File", 800, HorizontalAlignment.Left)
ListView1.Columns.Add("Size", 80, HorizontalAlignment.Left)
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Nov 20, 2011
i need the code in vb.net for auto-resize of forms. for example i execute my project in a 14" monitor, the size of the form would be the same as the size of my monitor. now what i want to happen is if i execute my project on my other PC that has different resolution, the form would have the same size of it.
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Aug 21, 2009
Is it possible to have the columns in a listview resize when the listview resizes for the form. Im using VB 2008 express edt.
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Aug 19, 2011
I got a very simple question regarding resizing listview columns. I have a form with a listview anchored to it (top, bottom, left, right). The form is resizable and the user will be able to resize the listview columns manually. However, I need the listview to resize its columns automatically when the form is resized (especially when its maximized).
But, I don't want all the columns to resize, only the ones I choose. For example, the listview will have 6 columns in total (0-5). When the user resizes or maximizes the window, I need only columns 2 and 4 (or columns 3 and 5 or columns 1 and 5) to resize. Now, I have come up with two pieces of code as listed below.
Code Part A: The following code only resizes one column. When the form is maximized, only the column ID provided will resize and fill the rest of the control. It works perfectly but I need to be able to resize multiple columns (as explained above):
Public Sub lvResizeSingleCol(ByVal resizeColumn As Integer, ByVal listViewName As ListView)
Dim w As Integer = 0
For column As Integer = 0 To listViewName.Columns.Count - 1
If column <> resizeColumn Then
w += listViewName.Columns(column).Width
[Code] .....
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Oct 8, 2009
I'm trying to allow users to resize columns of my datagridview, but it's not working. I have this line:
DataGridView1.AllowUserToResizeColumns = True
I want users to be able to resize columns the same way they would if in excel.
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Apr 17, 2011
This time I wanna know how I can make that the TabControl Auto Resizes: Before I Press the "View-> Show Buttons" button in the Menubar. After I Press the "View-> Show buttons" button in the Menubar. What I mean is that i wanna after I hide the buttons the tabcontrol should fit with the Form, as shown in the above image.
Here is some code I wrote:
ShowButtonMenu.Checked = not ShowButtonMenu.Checked = True
If ShowButtonMenu.Checked = True Then
button1.visible = true
button2.visible = true
else
button1.visible = false
button2.visible = false
end if
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Jul 18, 2010
i've made a program that fits my monitor, the resolution is 1280,1024. But i want to make it so that if someone else who has a different resolution can also use the program, is there any way to make the form (and the components inside it), auto resize to fit that persons resolution?
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Apr 28, 2010
I want all the contents both in columns and rows to auto resize its length depending on the length of text that is to appear in the cell...but it seems I cant get the idea on how to properly use the auto size method.
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Jun 26, 2009
I have the code:
Private Sub Child_form(ByVal frm As Form)
frm = New Form1
frm.MdiParent = Me
frm.Bounds = Me.Controls.OfType(Of MdiClient).First().ClientRectangle
frm.Show()
End Sub
But I want auto resize child form when I resize tool in left corner.
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Feb 19, 2009
Textboxes are arranged in a 5x5 matrix and each text box is only restricted to either a "1" or "0" input. I need help in the code that will count all 1's in each row and column. Since this is a 5x5 arrangement, there are 5 rows and 5 columns each. I am actually making a simulation of a VRC/LRC program. There will be 2 buttons namely "Even/Odd Parity". If user presses Even parity and the number of 1's in that specific row/column is Even, the result will be a 0,If odd the result is 1. There is a result textbox at the end of each row/column.
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Sep 1, 2009
I need to resize Rows and columns dynamically in TableLayoutpanel..I achive this but it's not perfectly come in some times.. My requirement is how we are resize the rows and columns of TableLayoutpanel at design time..Same like i need to implement at Runtime.If i resize any row or column only That perticuler item only resizing ..
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May 25, 2012
Ive already tried searching regarding w/ my problems and unfortunately, I found nothing. Anyway, my form is automatically resized to full screen once it is started. here's my code:
[Code]...
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May 8, 2009
VB2005 - DataGridViewMaybe not a quirk, maybe more of my misunderstanding of how resizing works. But here is what i want to do. I want to display a dataset to the user in a ataGridView. By default the columns should be autosized to all cells including the headerThat's the default view but the user should be able
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Jul 20, 2009
I am writing a program that programmatically generates buttons based on database information. The buttons CANNOT be more than 75,75 in size. The problem is, if the text is longer than 9 characters, it moves the rest on to a second line. How can I make the font size automatically adjust to have larger text if it can, and if not, have smaller text to fit on one line
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Oct 8, 2009
I have a fair bit of experience with VB.NET and C# (In this case I chose VB.NET, blame my laziness), but I do most of my professional work using PHP. I have no experience what so ever in using any database with VB.NET let alone MySQL.Just FYI, at the moment I am only trying to Query the database to gather the information required to activate. The Activation wizard and algorithm building (which is finished anyway), and everything else will come soon. I chose the MySQL database because I have experience with it, and it seems the best option for remote usage.The whole idea already works in PHP, I'm just have major issues moving it accross into VB.NET (Using the MySQL Connector.NET);I understand the basics, and all I need to know how to do is Count Rows and gain access to the other information in a row based on provoided information (in PHP, through mysql_ result)
So, here goes nothing, this is the Query code I am using in PHP to complete the job I want to do in VB.NET. [code] As you can see, I basically need to get the PHP code into VB.NET to fit into the 'btnQueryDB.Click' Command in VB.NET. By Equivalent, the Product ID in VB.NET will come from 'txtPID' and similar, Serial Number will come from txtSNUM. Once counted to be 1, the Activation Code and Status will be fed into 2 other text boxes in the form. (acCode, and acStatus).
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Dec 23, 2010
how could I resize a window based on option? Its a pretty simple dialog box that I only want to display additional controls if an option is selected, and resize the window.
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Aug 5, 2009
How to auto resize form, image and controls on different resolution using visual basic dotnet code.
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Mar 11, 2010
I have this assignment that says: Create an application to let the user enter a sentence, then calculate how many words there are in that sentence. I know how to count the "Char" in a word (using .Length), but for this assignment, I really have no idea how to count the words in a sentence. What kind of method am I supposed to use for this particular assignment?
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Aug 3, 2009
i have a DataGridView bound to a table that has 22 fields in it. In the datagridview columns, the first 2 have the visible property set to false and the last 7 also set to false. This works since there are 13 columns displayed in the datagridview when the program runs. Here's where my issue come in. When I do the following, Console.WriteLine("Column count = " & DataGridView1.Columns.Count.ToString()), I get the expected "Column count = 22 in the output. However, when I do Console.WriteLine("Visible = " & DataGridView1.Columns.GetColumnCount(DataGridViewElementStates.Visible)), I get 20 instead of the expected 13 that actually have the property set to visible.
[Code]...
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Oct 22, 2010
I am using Visual Studio 2010 to build forms to access databases through DataGridViews.As these tables grow, it would be easier to resize the form to see the whole table.So I try to dock the DataGridView to the bottomand resize the form (The other controls are at the top of the form)This works for the width, but the height of the DataGridView does not adjust.
Public Class Form1
Dim gridHeight
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles
[code].....
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Jan 20, 2011
im wondering which way may be better to find out the number of cols for a row:
1) row.Table.Columns then count
2) row.ItemArray then count
3) am i missing something, is there a much more "direct" way to do it?
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Mar 13, 2009
I am currently using a recursive search to get all of the files in a directory as well as in all subdirectories of that directory. At the moment (as a temporary solution to make sure the script worked) I have all files with their respective directories listed in a listview (2 separate columns).
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