i have one textbox and two buttons.button1 name as prev,button2 name as next.The textbox contain current date.If iam clicking next button textbox will show the next date.if iam clicking prev button textbox will show the previous date.
View 1 RepliesHow to create a new textbox every time previous textbox.text is entered?
View 7 RepliesI have 3 TextBox control, 2 is for keyin data and 1 is for Display data,
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What I want is to display combine input data from TextBox1.Text and TextBox2.Text to TextBox3.Text I mean keep any previous data input in same TextBox and saperate it using a comma (,) or (;) for combination I am using (@)
Example: In TextBox1.Text I put 200 and TextBox2.Text 2000... Click button Save and I want it to be display in TextBox3.Text as 200@2000 and again I Enter 500 in TextBox1.Text and 5000 in TextBox2.Text Click save button and I want it be display in TextBox3.Text as 200@2000;500@5000 which is 200@2000 is the first input data... and it continue as many as it can.
Im using visual studio 2008, i have created 2 webforms frm1 and frm2,,,i have a button in frm1 which i would like it to onclick populate textbox values to the other form(frm2)...
View 1 RepliesI'm building a small program and I have a numbers only textbox where its content need to be higher than 1. So what I have is a messagebox pop when the text change and its lower or equal to 0. What I'd like to do is have the text changed to what it was before the number was changed to <= 0.Here's what I have for the control:
Private Sub txtDelay_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles txtDelay.TextChanged
If txtDelay.Text <= "0" Then
MessageBox.Show("Delay must be atleast 1 millisecond.", "Delay Error")
End If
End Sub
I have an officecharge textbox in which I specify how much I'm charging the customer for a specific service. If the user changes the officecharge value for that customer I would like to keep track of the previous value to then compare
it to the new value to then set a boolean variable true or false accordingly. I would like to fire/trigger this segment of code everytime the user leaves the OfficeChargeTextBox (after it loses focus) so that it can compare the final value entered with the previous value and then decide what to do based on whatever login.applies from that point forward.[code...]
How can i show all my messages in a textbox,without deleting the previous message?
View 6 RepliesIn Datagridview, Set as DatagridView1.ReadOnly=True,
Dgv1.Rows.Add()
When i tried to add a Row, it is copying previous Row data to new row,and also blank the previous row, why?Like Insert Row, Why...?
how do i add text to a multiline textbox without erasing what is already in there?
Lets say the textbox already has...
"Visual basic is "
and then i want to add the word "fun" to the textbox without erasing "Visual basic is "
after adding "fun" i want it to read.... "Visual basic is fun"
How do I make a textbox control to accept dates only and convert to a valid date format? I don't want to use the calander control. e.g. if I enter 2/17 or 2-17 or 02/17 or 2/17/2012; it will convert to 2/17/2012
View 4 RepliesIn my form, I have textbox + combobox to enter datas which are saved to ms access. I have search option too. Also i have DataGrid to show the result of the search. What I want now is, 1. To show the search result in the textbox/combox as well (I already am able to make the result show on datagrid)2. When there are multiple result showing on DataGrid, if i click on a particular result on DataGrid, let the textbox/combobox automatically loads the details of the one i clicked.
View 6 RepliesI am trying to create a textbox that only allows dates in like mm/dd/yyyy format. So if a user types in a date like 2010/11/02, an error would happen. But if they type it in this format 01/02/2010, then it works fine. Is this possible?
View 2 RepliesI have two dates. [code] How to print all dates between these two dates in one listbox, for example: [code]
View 8 Repliesstr = "Select testlib.code, testlib.name, testlib.RATE, testlib.GRP, testlib.lbound, testlib.ubound, testlib.lcode, testlibHEAD.name AS TNAME from testlib, testlibHEAD where testlib.GRP >= '" & frmPrntRate.txtGroup.Text & "' and testlib.GRP <= '" & frmPrntRate.txtGroupTo.Text & "' and testlibHEAD.code=testlib.lcode and testlib.ISMAIN='Y'and testlib.DCODE = '" & frmPrntRate.txtDept.Text & "' order by testlibHEAD.name, testlib.code"
i'm using this query but the value of group n dept are not coming from first form....
Say the user specifies these two dates....
Start Date: 2010-12-05
End Date: 2011-01-15
If I select December 2010 I should get the folllowing
startdate = 2010-12-05
enddate = 2010-12-31
Select January 2011 then
startdate = 2011-01-01
enddate = 2011-01-15
Should I subtract dates? How can I get the start and enddate for the current month/year based on the overall start and end date.I'm coding in vb.net.
I'm using two datetimepicker controls to set the start and end dates for a range of dates I'm searching for.I want to make sure that the start date selected is not greater than the end date. This code works, but it runs the messagebox prompt twice for some reason. I've tried to ignore it from doing this, but it's not working. Can someone tell me what's wrong?
Private Sub dtpStart_ValueChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles dtpStart.ValueChanged
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I have one more problem with MonthControl.And when I bold some dates the program doesn't show bold dates on month calendar.When I move on next or previous month and get back to currently month the program normal displays bold dates. What's the problem?
View 22 Repliesi have two text boxes
1)username
2)Password
i have a little confusion, when we execute the form by entering the username and password it will execute no problem but when we execute for the i want the same username should be written which has been used in the previous execution?
im adding rows to a datagridview and i need to get the valuof the last row in mydatagridviewi have the following code so far:
dim row as new datagridviewrow
If DataGridView2.RowCount > 1 Then
Dim myrow As DataGridViewRow = DataGridView2.Rows(DataGridView2.RowCount - 1)
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in my page Having 4 Buttons ..(FIRST,PREVIOUS,NEXT,LAST) ..i am confusing to this one..
Actually what i am doing is Iam developing one efrom Designer in this user is adding pages..
so We have given These Buttons (before told)..so user click on First Button page goto Starting page and When click on Next Button Goto Next page ..like this
how to use next & previous button in vb.net to get records from oracle xe code for getting records from database when next is pressed?
View 1 Replieshow to access the previous value of the combobox ( is before changing)
View 3 Repliesim added a dataset inside my project, and inside the dataset i added a DataAdapter with the steps like below:Use SQLStatement --> select A,B from tb_example --> Fill a datatable.And then i bind one of my combobox datasource's display member = Avalue member = BAnd its work properly!After few weeks, im reopen the project and i try to add another new dataadapter in the previous dataset and a new combobox like steps i did before. When i come to the combobox and try to find the datasource in combobox's properties and i cant find the dataadapter i jz added.
View 7 RepliesI'm trying to get thee previous page visited in ASP.NET using VB.NET using the following code:
Partial Class _Default Inherits Page
Protected Sub Page_Load(sender As Object, e As System.EventArgs) Handles Me.Load
Dim previousPage As String = Page.Request.UrlReferrer.ToString
If (Request.UrlReferrer <> Nothing) Then
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I get this error:
Object reference not set to an instance of an object.
at:
Dim previousPage As String = Page.Request.UrlReferrer.ToString
What I want to do is get the previous page visited so I can get a session variable.
I have a program in VB2008 and I need to execute a thread from differents Subs.Each time I start the thread I want to cancel the previous.Here an example:
Private Sub TextBox_Changed(ByVal sender As System.Object, ByVal e As System.EventArgs) Dim ThreadResults As New Thread(AddressOf ShowResults) ThreadResults.Start() End Sub Private Sub ckBoxAllRecords_CheckedChanged(ByVal sender As Object, ByVal e As System.EventArgs) Dim ThreadResults As New Thread(AddressOf ShowResults) ThreadResults.Start() End Sub
I write in a textbox, TextBox_Changed fires, thread spend 4 minutes filling a dataset I check a checkbox, ckBoxAllRecords_CheckedChanged fires, thread spend 10 seconds filling a dataset.I dont want anymore the dataset of TextBox_Changed so I want to cancel its filling.
I have two forms. 1 a login form, 2 The default application.
I would like the user to be verified by form 1 (Login Form) and if verified to open up form 2 (Default Application). I cant get this to work....
My code is as follows
Login form code
Private Sub OpenDefaultApplication
Dim defApp As DefaultApplication
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When adding a new row to a datatable using me.bindingsource.addnew()
is it possible to copy the previous row except for the primary key?
So lets say my columns are "priKey" "Col1" " Col2" the previous lines of Col1 and Col2 are copied but not the prikey so the key can autoincrement
I have an access database, which I connect it to the form I have text boxes which displays info from the fields in the database. I have created a "Next", and "Previous" button, this is my code
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What i have is a gridview that shows the end of months for most months from oct - sep which is companies fiscal year. So what I need to do is fill out the rest of the end of months if they are missing. So right now i am getting teh count of the gridview to see if I have less than 11 rows, then i am grabing that coutn ?? and the final date in the last field and passing to a sub function to figure the next end of month.
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I have the following code which is linked to a previous and next button, however I need to have a loop so that if a next button doesn't exist then it does nothing as it currently ends the program with an error when it gets to the last record and I click next or previous.
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