I have a schema that defines a STRING variable: TimeLimit On my data collection form, there are two numericUpDown controls - one for hours, one for minutes. Internally, the program does the conversion, hours * 60 + minutes to get the TimeLimt in minutes. Is it possible to DataBind in thi...more >>

Hi; How can I set a TreeView to not expand/contract a TreeView node when it is double clicked on? -- thanks - dave david_at_windward_dot_net http://www.windwardreports.com Cubicle Wars - http://www.windwardreports.com/film.htm ...more >>

Hi I am using Tahoma 8 size for my text boxes which is changed to Tahoma, 8.25pt by the system. The height of my text boxes is 21 with this font size. Is there a way to reduce the height to 20 without much effecting the font size? Thanks Regards ...more >>

Is there any way to get the image displayed in a PictureBox to stay sharp when the SizeMode property is set to StretchImage? When the PictureBox to image size ratio is 1:1 the image is sharp, when I double the size of the PictureBox the image size is doubled but the pixels of the image are ...more >>

Hi everyone, I'm having a frustrating problem with the datagrid control. I have added code so that the currently selected row remains highlighted even after a sort. This seems to work perfectly in all but one respect. After the sort, the row will move position and will remain selected. Th...more >>

Well I've been looking for an example on how to use the delegate method but all I have found doesn't work like I want it. All the examples assume you have a main form and a class file which the class file will be called from the main as a thread etc. etc. My problem is that I don't want the us...more >>

I am searching for an example where a combobox is extended to contain checkbox items. I've looked all day now, and so far the best links are: 1) http://www.codeproject.com/useritems/CheckComboBox.asp and 2) http://www.codeproject.com/combobox/checkcombo.asp The first CheckComboBox examp...more >>

Working with Visual Studio 2005. I have a Windows Form with several text boxes and a tab control with several tabs. Using the View -> Tab Order, I have set the tab order, but can't seem to find a way to set the tab order for the tabs within the tab control. Currently, when tabbing through the ...more >>

I'm hoping someone can help me. The only information (aside from the limited MSDN help) seems to reference older technology/methods which I'd like to stay away from. VS 2005 (.net 2.0) has a ProgressBar with Marquee mode. This mode confuses the H out of me. I fully understand how the 'norma...more >>

REPOST: I posted this last week, but it seems to have gotten lost. Hopefully this one is found! Hello, I expect this is not possible, but can anyone confirm if it is possible for a given application to use XP themes and visual styles (on an OS that supports it like Win XP and Win 2003) ...more >>

I have a checkbox on a form that determines which of several controls will show up at runtime. I set a user property so that the context the user selected shows up the next time the program is run and the inappropriate controls made invisible. VS2005 put together a Designer.cs page and it s...more >>

Hi I am trying to right all control properties on my form to an xml file. My complete VB code so far is given at the end below. I have two problems currently. 1. On the line PropValue = Prop.GetValue(Ctrl) I get the error "Conversion from type 'Padding' to type 'String' is not valid." wh...more >>

Hi I am trying to save settings of controls on my form to a file so I can read them back later and recreate the controls on the form. I have figured out how to go through all controls and get their properties (see code below). What I am not sure is; how and what type of file format I need t...more >>

Hi, I've built a control to mimic WindowsXP collapsible panels. In order to do this I had to change the client area of the control so the child controls can dock on my control. Using WM_NCPAINT I get to draw the border and the headers... But I can't get the rounded corners as I can get thos...more >>

I have an application that uses a Windows form, and I run exactly the same application on my desktop and my laptop. On my desktop, when my program shows the form, labels appear fine, but on the laptop, two labels next to each other overlap. Both the desktop and laptop have Windows XP Profess...more >>

I have encountered a bug that I can reproduce in a simple test application that is constructed entirely in the designer within Visual Studio 2005, with not one line of code written by me. Briefly, all the text in a TextBox disappears whenever the mouse cursor enters or leaves the box. I've only ...more >>

I have seen WinForm applications with a control, that I am pretty sure is standard in .NET 2.0 It is a button with a leftadjusted text followed by an arrow pointing down. When the button is pressed, a menu is shown benieth and the text of the selected menuitem becomes the new buttontext. ...more >>

Hello there, Please I need help on how to use the editor attribute. I am trying to learn how to create User Controls? I created a UserControl using VB.NET. It Contain a TreeView control and I want to expose the TreeView nodes collection and support the design-time environment by using t...more >>

Am I doing something wrong here? Me.TabControl2.SelectTab(DoctorInformationTabPage) Private Sub TabControl2_Selecting(ByVal sender As Object, ByVal e As System.Windows.Forms.TabControlCancelEventArgs) Handles TabControl2.Selecting Select Case e.TabPage.Name Case "DoctorInformation...more >>

Hi Is it possible to enumerate all controls on a form and then save the info in an xml file via code? Is it possible to reverse the process i.e. read info from and xml and recreate all controls on a blank form? I am just trying to find a way to cerate "templates" so users can choose which c...more >>

Hi there, we need to handle and display nested stucture in a .net Winform application. We would like to display the tree in different modes/layout. Have you heard of something nice ? Oriane ...more >>

Hello everyone, is there a way to deny switching to another TabPage of a TabControl in case a certain condition is not met? Any help would be much appreciated... Regards nvx ...more >>

I have a UserControl that inherits from TextBox. I want to use the Right mouse button to do something besides open the default TextBox context menu. Is there a way to disable the menu or bypass it on the MouseClick event? ...more >>

Hi, I have some user controls that implements an interface with some predefined methods. Is it possible to load these usercontrols dynamically with reflection or other mecanisms? The interface methods needs to be included. D. ...more >>

NOTE: I posted this earlier to the same newsgroup, but it appeared to have gotten 'lost' so I'm reposting it. Hello, I've got a simple VS 2005 (i.e. .NET 2.0) Windows Form application. On the form, I've placed a Tab control, a button and a check box control. By default, when I have Win...more >>

I have tried : MyListItem.Attributes.CssStyle.Add("color", "red"); MyListBox.Items.Add(MyListItem); This correctly add a red item in my listbox. But MyListItem.Attributes.CssStyle.Add("font-weight", "bold"); This seems not to change any visual effect. I have also tried "font-size". ...more >>

Hi I am looking for a drop down button control like Infragistics's ultra drop down button but I don't want to purchase the whole suit for one control. Any recommendations would be appreciated. Thanks Regards ...more >>

Hello, I apologize if this is the wrong discussion group for these questions, but I'm not sure where would be the best place to post the questions. I know some of the questions are pretty open ended too, but I appreciate your comments. I'm using Windows From 2.0 controls in my applicati...more >>

Hello All, As we known, in Visual Stdio 2003 or 2005, the property of Autosize is set to True by defaut, how can I customize this and set property of Autosize to False? Any ideas? Thanks ...more >>

The dropdown behavior of a combobox that is at the inferior edge of its container (eg, a group box), when dropped down, will extend beyond the inferior border of the container, and of the form itself, if necessary. I am building a few custom controls that expand down when in edit mode, but my...more >>

Hello, I've got a simple VS 2005 (i.e. .NET 2.0) Windows Form application. On the form, I've placed a Tab control, a button and a check box control. By default, when I have Windows Theming enbabled (on Windows 2003 the Theming service is enabled and running) and I select the display to us...more >>

Hi, I am making a custom control derived from System::Windows::Forms::ListView, and I want to make it so that it cannot get focus. Apparently to do that I use the SetStyle method to set ControlStyles::Selectable to true. This doesn't seem to have any effect though. Does anyone know why t...more >>

I'm always getting an error on the addhandler I've created for the listview control which is added during runtime (Error :Method 'Private Sub LISTV_ItemSelectionChanged(sender As Object, e As System.Windows.Forms.ListView.SelectedListViewItemCollection)' does not have the same signature a...more >>

Is there any way to tell if a DataGridViewRow is completely visible on-screen? The Displayed property returns true as long as the row is even partially visible. Do I have to resort to a bunch of math? ...more >>

Dear All, I need to save the content of a panel to a bitmap. The panel can have many child controls which also need to be saved. The problem would be solved if I could have the panel saved to a Graphics object, which is the same as if I'd need to print it. It'd be easy using Control.DrawToBit...more >>

I need to be able to display something similar to the way Crystal Reports allows you to link tables. I want to display tables in rectangles with fields listed in the rectangle. I need to be able to draw lines between the rectangles to indicate relationships. I just need help in gettng start...more >>

Dear Sir, I needed a comboBox control with treeview style and I found one in the web as an example. But it’s written in C#. I don’t understand C# very will so I started to rewrite the code in vb.net 2005 until I faced to problem that I could not resolve. 1. Please in the following pr...more >>

hello, i need a treeview control which contained by a dropdown control, by this way, i'll have a treeview that requires a small place on a form.. perfect for toolbar, filter screens, etc.. is anyone know component like this?? ...more >>

I have a panel which has from top to bottom has a label, a list box, a label and a property grid. They are all set to dock fill. I want to take out the list box and place a treeview there instead. the only problem is that when I remove the list box all the over controls move to fill the emp...more >>

Don't get me wrong - I'm a fan of .NET; I am enthusiastic about the richness and elegance of the environment. However, richness and elegance should be dedicated toward making development easier for developers, not more difficult. In many ways this goal is achieved. However, I've run up against...more >>

I have filled a treeview with parents and childs, using Hashtables. Now, how can I check the required Parent and its Child Nodes. for example, I have following data Group Item A Item A1 Item A2 Item B Item B1 Item B2 Now, I want to check the ...more >>

Hi .NET Masters :-) Please help me to get out of following situation ... There is a function in one of my dlls whose signature is as follows : my_function(integer X, integer Y, char* Z, HAD A, HAD P) Here HAD is defined as follows in one of the header files as : #define HAD ...more >>

A datagridview has a checkbox column in column0. In another column is a date. When the user clicks button "Select All", all the checkboxes in the grid are checked. When the user then clicks on the the date column to sort by date, all the checkboxes become unchecked. I don't have any code to do t...more >>

Is there a direct way to make a letter KeyPress jump to a value in a DataGridView or do I need to program it into KeyPress or KeyUp? The first column in my bound DataGridView is an integer(which is not visible), the second column is a string. I would like to be able to press a letter key a...more >>

Has MS changed the rules again? Are we no longer supposed to indicate the default (bolded) item in a context menu? It would appear that way, since the DefaultItem property no longer exists in the ToolStripMenuItem class, which is the "new and improved" menu item. Why why why? ...more >>

I have a panel on a form when I set panle.Enabled to false, all the panels child controls are disabled, as expected. Is there anyway to override this for one component (actual a list of phone number. The user will want to be able to scroll through them) TIA David McCallum ...more >>

Is it possible and how to addd numbers to Trackbar control ...more >>

Maybe I am missing something simple, but I am getting internal exception in FW 2.0/3.0 when setting data source for a grid to data table, which contains binary data. Looks like grid wants to paint them as image and throws exception when data are not image - see stack below (not complete). H...more >>

I need a PictureBox control that I can scroll a large image with the mouse wheel, Additionally, I would like to drag the picture using the mouse (Left Click,. move the mouse and then release) Thank you for your help, Samuel ...more >>

Hello, My application uploads files to an FTP server. Before uploading, I calculate the hash value of each file. After downloading, the hash value is checked. This works fine when I'm using the FTP protocol for download as well. In order to avoid the FTP credential overhead, I ahve tried t...more >>