VS 2010 Counting TextBox-es In TabControl?
Feb 21, 2012I have a problem with summing up the number od TextBox-es placed on several TabPages of a TabControl. The next line works fine without TabControl:
View 4 RepliesI have a problem with summing up the number od TextBox-es placed on several TabPages of a TabControl. The next line works fine without TabControl:
View 4 RepliesFOR EXAMPLE I HAVE 2 TEXTBOXIN TEXTBOX1 I INPUT THE WORD "HELLO WORLD"THEN WHEN I CLICK BUTTON 1 THEN IT DISPLAY IN TEXTBOX2 LIKE THIS:1H 1E 3L 2O 1W 1R 1D 1R IT REVERSE AS H1 E1 L3 O2 W1 R1 T1AS LONG AS IT DISPLAY...
View 14 RepliesI have a little problem with my code.I want to browse a file,display the file,then i want to counting the letters from it.The counting letters i want to display in a textbox(in my code b1),but i don't know how.
Private Sub Button1_Click_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Bcalculeaza.Click
Dim action = OpenFD.ShowDialog
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I have tab control on one of my windows form. The tab control has three tabs. On each tab there are textboxes with data from a sql database. What I am trying to do is get data that is from the textbox in the 3rd tab. I have no problem getting the data from the first tab. Example: I want to get the company name from the textbox and put it in string "b", my code would then look like this
View 16 RepliesVB.NET Windows Forms Project, VS2010.I have a tabcontrol with several tabpages and on each tabpage there is a textbox. I want the focus (and insertion point) to go to the end of the text in the textbox when the tab is selected. If I make a junky project with the following code in each tab, it works fine:
Private Sub TabPage1_Enter(ByVal sender As Object, ByVal e As System.EventArgs) Handles TabPage1.Enter
With TextBox1
.SelectionStart = .Text.Length
.Select()
End With
End Sub
However, the same code is not working in my actual project. I am having trouble debugging, because if I step through, the breakpoints and IDE mean the focus events don't fire in the same order.
I have been using a tabcontrol with multiple tabpages. On one particular tabpage I accept a value into a textbox which has worked many times. For some reason the textbox has now disappeared {clumsy thumbs are always a possibility}. However, when I try to put a new textbox in its place I find the textbox name already exists. I look for the name in the components address box in the properties sections of the ide and it doesn't exist?
View 3 RepliesHow would I go about counting the number of times a given query occurs inside of a text file using LINQ?I need to search through the attached file and see how many justices were appointed by each president, and then create a new text file displaying the following:
presName, justiceCounter 'president name ordered by first name, number of justices appointed
I pretty much get how to do everything except for keeping an accurate counter within the LINQ query. However, I do feel confused about the order in which I should write this code, as in where I should keep my counter for how many justices a given president has appointed.
My output is displaying like this:
Abraham Lincoln,111
Abraham Lincoln,111
Abraham Lincoln,111
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I have a form with four chart controls on it and i would like to count them at runtime but i'm hitting a snag.
For Each ctrl As Control In Me.Controls
If TypeOf ctrl Is System.Windows.Forms.DataVisualization.Charting.Chart Then
Label1.Text = ctrl.Controls.Count
End If
Next
the count is returning zero when it should be returning 4 - what am i missing?
how to validate and save the results of a textbox when I change to another tab on a tabcontrol?I have found the SelectedIndexChanged and LostFocus but they do not tell what was the tab that has been previously selected, so I then can do that validation and save. is there an event that triggers before the SelectedIndexChanged?
View 2 Repliesthere are any nifty in-built .net methods that can essentially return either the number of occurrences of each element in an array, or simply return the modal value.
View 7 RepliesThe only way I found to set the focus on a TextBox inside a TabPage is:
Private Sub Form1_Shown(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Shown
TextBox1.Focus()
End Sub
I have developping a litle aplication that have a listbox named Mes and a TabControl named Tabelas with two Tabs.In Mes I have the months of the year.In Tabelas I have one Tab named Norm (to display data about Normal Work) and one named Extra (to display data about Extraordinary Work).All I want is, if the second tab (Extra) is selected, that the one tab (Norm) will be selected when Mes index became changed by the user.
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I have hit a brick wall with my latest project.In essence the entire tab control is created on the fly, i have successfully added any number of tabs with the tabpage title being filled correctly. my problem however is when i add the content itself to the correct page, i have no item displayed on any tabs and however i can retrieve the contents and change them with code.
My code takes a pricelist xml file from my works website and my code is supposed to allow this content to be edited and returned to the server with adjusted prices to reflect updates in our costing. All the code works except the part to display the data, and consequently the code to use this data to update the array used for the xml while the program is running is not written.
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I Have a MDI TabControl in my web browser and I want to untab the tab that I drag Up or Down (Left And Right Are for reordering tabs).I don't have any codes and I have no Idea how to go about doing this so please I need a code that can solve my problem or atleast a website link that talks about this proble
View 4 RepliesAm just goin on 3 weeks of teaching myself vb2010 and have found a long way to do a simple task. Well it seems it should be a simple task. I have about 12 different listboxes spread over 3 different tabcontrols. There are 3 buttons that load all the listboxes according to which tabcontrol they are in. I found that when populating the listboxes it would not clear before loading the information so it would basically double post, triple post etc. I've figured out one way to do it that I've put in a sub and call the line before the tabcontrols are populated with their listboxes. Here is the sub:
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It seems like a longwinded way to do this is their an easier way to have one command clear all listboxes within all tabpages within all tabcontrols on the form??
I have a Tabcontrol, and when the program loads it adds a tab. Inside this tab goes a panel (url, back, etc buttons to be added to it) and a webbrowser control.Problem is the panel docks to the top and when you fill the webrowser control the webbrowser goes behind the panel and not under it so the top is cut off.[code]Or anyone know how to remove the tabcontrol from the tabpages so theres a gap in-between to input this panel.
View 4 RepliesIn my VB application I have a tabcontrol, with 3 pages, the first page is for some contact data, the second page wil show the website of your contact and the third page shows the location of you contact (I used the webcontrol). when I switch from page 1 to page 2 or wathever, the text in my textboxes disapears en my first page. It happens most of the times, sometimes it just works but most of the time it freaks out.
View 1 RepliesHow i can do once I click on node1 that change to tab 3 for example
View 4 Repliesi watched a tutorial on youtube, how to make a tabbed web-browser in vb 2010 and he didn't use WebBrowser tool he used TabControl.
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I couldt find an event that I can use to determinate which tab page is selected. I couldt find SelectIndexChanged
View 3 RepliesI have a custom (inherited) TabControl which adds Drag/Drop functionality to it, so that one can drag the tabs around, either within the same control (to re-order them) or to and from other TabControls. I've noticed some time ago that my TabControl however was not raising its MouseClick and MouseUp events (or actually: it is not calling its OnMouseClick and OnMouseUp methods, which comes down to the same thing). I've been struggling with this problem for a long while and I finally figured out what is happening. I'm no closer to figuring out what to do about it though... The problem seems related to the drag drop functionality. I have this code in the OnMouseDown method (which is raised as usual):
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I am loading forms into a TabControl creating a new tab page each time the form is loaded. ** I would like to point out that I am using UC instead of a from**
Now, I can easily have many tabs with the same form loaded. On the form I have a 'Search Button' So my question is, after clicking the search button how can I tell which instance of the form the 'Search Button' was clicked? Hope this makes sense
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I'm using a TabControl and have overridden the DrawItem event to produce my own background and foreground colors for the header text. It looks good but there's still grey color around each header. I thought maybe the Padding property could be set to (0,0) but that seemed to have no effect.
View 2 RepliesI have a tab control in my Main Form which has 2 tab pages, each of which are a different form. I create them as:
Dim UserManagementForm As New UserManagement()
Dim FileManagementForm As New FileManagement()
Then set them up via:
UserManagementForm.TopLevel = False
UserManagementForm.Parent = TabControl1.TabPages(0)
UserManagementForm.FormBorderStyle = FormBorderStyle.None
UserManagementForm.Dock = DockStyle.Fill
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I have a PrintForm component on my form and I am trying to send the currently active tab page to the print form and then send it to the appropriate dialog. However, I keep getting the document contains no images. Any ideas how I pass the tab page to the print form component?
i need to take data input from a textbox such as this
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and get it so i push a button and it seperates it out so it adds and looks like this inside a display field
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"Warning1Could not resolve this reference. Could not locate the assembly "Dotnetrix.TabControl". Check to make sure the assembly exists on disk. If this reference is required by your code, you may get compilation errors." and i have no idea how to fix it. i need to use the dotnetrix.tabcontrol.dll for what im trying to do, but i can't build the program. i can debug it though. haha i am a complete newbie to visual basic but this seems to be my only problem so far.
View 8 RepliesI have a simple form with Start/Stop buttons and a textbox that shows a ctr. When you click the Start button it loops to displays an incrementing ctr in the textbox. Can't seem to figure out how to get the Stop button to work while the ctr is being displayed. I've tried putting the loop in BackgroundWorker and Delegates too with no luck. Am I close or in left field, what's the magic? [code]...
View 6 RepliesI need a simple method of counting all characters in a text box and when a button is clicked a message must display if the amount of characters has exceeded 25.
View 4 RepliesOk, so I have a string called item. It's value is "Coffe`". When I try to get the number of caractors by using:
textcount = item.length
However it returns with the value "5". even though there is 6 caracters.
'search Male
Dim cmdTextName As String = "SELECT isnull(Count(Gender),0) as TotalMale FROM tblStudent WHERE (Gender = Male)"
Dim sqlcmdName As New SqlCommand(cmdTextName, New SqlConnection(GetConnection))
sqlcmdName.Connection.Open()
[code]....
Am trying to count the number of male in my table however when i try to run using this code it pops an error which is "invalid column name Male" what seems to be wrong with my statements?