Hi A problem is - how can I make that statement correct? - I would like to SELECT somenthink like that: String *SQLstatement = String::Format(S" SELECT * FROM Table WHERE Date = {0}", DateTimePicker1->Value->ToShortDateString() ); There is a String statement (*SQLstatement) so I concaten...more >>

I use the datagrid to display the results after a db search. But i like only entire rows (not cells) to be selected, and when somebody doubleclicks somewere on a row to have a doubleclick event for that row. ...more >>

Dear all, I'm writting a .net winForm application with C#, but I'm getting the following exception when the user scrolls a scrollbar. The strange thing is that the exception happens only some of the time, and seems pretty random. However, once an exception occurs with a scrollbar and when I...more >>

I have a base class that has a form that inherits from it. On this form is a control I need to get a handle to. How do I get this handle from the base class? I don't have a FindControl that i've been able to get intellisense on like I do in a web form. thanks for any help! ...more >>

Hi am about to create a N-Teir Solution Using SQL Server 200 as the Data Teir, XML Web Services as the Business Layer and Winforms as the presentation layer. I will be using Datasets that will peridically update the data back to the SQL Database. I wish to implement a Work Offline feature....more >>

I frequently define internal UserControl-derived classes in my WinForms apps: internal class MyUserControl:UserControl{ ... } I'll often need to embed these controls in a Form, whose class is contained in the same assembly as the control. As far as I know, the only way to do t...more >>

Here's one! I have a Tab Control that consists of 4 Tab Pages. These pages will be removed and added as needed as the user checks and unchecks certain checkboxes. On the Form_Load event, I am calling routines that populate the various ComboBoxes List's that are contained by these Tab Pa...more >>

Hi, I'm writing a check printing program that needs to put a MICR line 6/16" from the bottom of the page. Since the checks will be printed on a laser printer using letter sized paper the printable area is not actually 8 1/2" x 11". I'm using an HP LaserJet 4000 and it cannot print all the w...more >>

I have an app that is working well. It uses the weblclient class uploaddata method. Recently the server overhead increased causing communication timeouts to occur. How can I increase the client recv timeout value to get around this problem. Thanks for your help on this. Best Regards, Pau...more >>

Hello, I have created Application that has MDI interface. Indeed application works as it should, but I have question related to its design. Assume my application can change Zoom state of the opened document from the toolbar (toolbar for all opened document is the same). Which component o...more >>

Hi. I've got a little not typical problem right here. I would like to open using InternetExplorer ("iexplore.exe") my link from my application. I do it like that: System::Diagnostics::Process::Start(S"iexplorer.exe", S"www.wp.pl"); And it works, but problem is - I have to check does "iexpl...more >>

Hello, I am trying to control tooltips in my winform. I want to only turn them on when the user chooses a menu item called WhatThe. When they do I change the form's cursor to Cursors.Help and activate the tooltip. The problem is I don't want the user to actually be able to interact with the fo...more >>

Is there an equivalent of OnShow event for forms? I want to open a file open dialog immediately after my form is shown (modelessly). OnLoad and OnVisibleChanged do not suit me since it shows the file dialog before showing my form. Any ideas? ...more >>

Hi all, I have a WinForms application which works well on several machine, but shows truncated forms on a specific machine such machine has the same configuration as the others: Win2000 Pro SP3 and .NET Framework 1.1 Anyone has a hint? I have found only one message on this newsgroup on t...more >>

Hi, I have written a winforms program for a production environment. It runs 24/7. After a few days (2 'till about 10 days) i receive the following error (stacktrace included). The user sees red boxes with crosses in it and has to restart the application. I frankly don't have a clue about ...more >>

Hello, Everybody! I have problem in myListView control, inherited from ListView Class I try to calculate width of some Column in LisrView (Detail) when after resizing. For this purpose I override OnResize method (see code below) if I extend width of the MyListView - That's All OK. BUT if...more >>

Hi. I have MessageBox likt that: MessageBox::Show(S"string1",S"string2", MesageBoxButton::YesNo, MessageBoxIcon::Error); How can I get result of pressed button from that MessageBox - I trying to do something like that: if(DialogResult::Yes == MessageBox::Show(......)) { ...... } ...more >>

Could any body point me to a good example of populating windows treeview control from parent/child nested dataset? Thanks!...more >>

I have an odd problem with a combobox and selecting an item in it. I have a combobox that has handlers for both SelectedIndexChanged and also TextChanged. In the TextChanged handler, if the text matches one of the items in the combobox, the SelectedIndex for the combobox is set to that item. ...more >>

I'm currently populating combobox from one of the sql server tables (data binding). The combo box selection is optional i.e. user can either choose a value from the combo box or decide not to put any value for it. When I do the data binding combo box comes with default selection (first value i...more >>

Hi All, I understand that to get the items that are selected in a listview, you read the SelectedItems porperty of the list view. The type of this property is SelectedListViewItemCollection, and this type is meant to be defined in System.Windows.Forms.dll. But whenever I try use this ty...more >>

I would like to design a number of separate forms in Visual Studio, and then at runtime embed them into an area of another form (without borders and title bars of course). The forms will all be placed in the same area on the main form, and which forms are used is dependent on navigation choices ...more >>