I have an application in which I want to use a font that is not available (standard) in Windows. Now, the font is free and I would like to embedd it into my WinForms application. How can I do that without requiring the user to install the font on their computers \windows\fonts directory? Em...more >>

I want to be able to access some global variables (defined in a winforms "ApplicationEvents.vb") from a DLL. I assume I need to pass a reference to the application object to the DLL. If so, how would I define it in the DLL and how would I set it in the main app? Is there some other way t...more >>

I have a Windows.Forms.Panel object that contains a column of TextBox objects. When I tab to a text box that is below the visible area of the Panel, the panel automatically scrolls vertically to make the TextBox visible. What I need to know is what event gets fired when this scrolling occu...more >>

This is driving me nuts -- I create a cursor at runtime from an Image. The problem is that the Hotspot is always the center of the resulting cursor. There is a Hotspot property on the Cursor class but it's read only. Is there anyway to set the Hotspot of a dynamically created cursor? Thank...more >>

I'm using VB.NET 2005 (with a little c#) Before printing a document my app need to know if the printer is functioning. A paper jam, low on toner etc could have knocked the printer out. I'm trying two approached to this: WMI and SNMP. (BTW the printer is attached using its network interface. ) ...more >>

Hi, the web browser control is very useful to show several file formats. I have a presentation with automatic navigation form slide to slide. Therefore I need hiding all scrollbars. Any idea? The second problem related to showing PDF document. Opening the document directly it is showing in ...more >>

I want to generate a reasonable but unused file name and pass this name in to a SaveFileDialog. The problem is, I do not seem to be able to figure out what the SaveFileDialog class is going to use as an initial directory. In practice, it appears that the class knows where the previous SaveFile...more >>

I am drawing a blank here, I have a feeling the solution is beyond simple, it simply escapes me... I have a .Net 1.1 form that has a lot of controls on it. Two of the controls (actually 8 controls are involved total) are list boxes. The total height of both controls is determined at run time...more >>

Hi, I have function in c# program which selects a file & uploads to a directory. I want compress/zip the selected file programatically & upload the zipped version. How can I do this, is there any free library/class available in .NET 2.0 Framework ?? Thanks,...more >>

Hi, I looked around for this specific problem but could not find any answer - there's few things in VB but still nothing exactly like this so I'd appreciate any help. We're writing C# WinForm application that need to "silently" use another app (called MapInfo) within itself - the intention is t...more >>

Hi, Problem is when I update a copy of a object variable it updates the object variable it was copied from. see code below.. Sub Main() Dim cat1 As New cat Dim cat2 As cat cat1.Color = ConsoleColor.Black cat2 = cat1 cat2.Color = ConsoleColor.Blue Trace.WriteLine(cat1.Color.ToString) ...more >>

Guys, I've been designing applications for the financial services industry using MSFT technologies for many years (Win32 API, MFC, and now .NET WinForms). All applications are Internet-based, with a "thick client" which makes calls to my grid of servers via a socket or remoting connection. ...more >>

Hi guys, Is there a way to use a foreach (C#) to go through a settings file like this? I can't find a collection in MyProject.MyConfigurationFile.settings.xxx, I cant only access the settings refering like MyProject.MyConfigurationFile.settings.Default.key1, MyProject.MyConfigurationFi...more >>

Hi All. We are experiencing weird behavior from the VS2005 designer. It seems that at random, the designer generated code will assign a global:: resource string to a text property of a control. We see this happening when the text property has no default value. In the designer.cs file, it ...more >>

Does anyone know why the PictureBox.AllowDrop property is discouraged? The documentation indicates, "This property supports the .NET Framework infrastructure and is not intended to be used directly from your code." WHY?? I have several PictureBoxes that I would like to use as sources and t...more >>

Hello, I've developed a dll that uses an App.config file to read some settings. After that, I've developed two executables and both use the dll I just mentioned. After building the exe's, both exe's get an exe.config file in the bin directory and this is the same file as the App.config fi...more >>

Hello, I try to use Dock property in UserControl (if it matters) in the following way this.Dock = DockStyle.Left | DockStyle.Bottom | DockStyle.Right; At runtime I gets : System.ComponentModel.InvalidEnumArgumentException: The value of argument 'value' (7) is invalid for Enum type 'Doc...more >>

Hi, we recently purchased a CodeSigning certificate from a CA for signing our ClickOnce manifests. We put the certificate into the certificate storage and use the SignFile task of MSBuild and the thumbprint we see in the storage. However, when we run the .application file on a freshly instal...more >>

Pls Help me I have one invoice form and an Item form. Item form consisting of a Dataviegridview showing all items. (itemcode,name) Invoice form has dataviewgrid of invoice (itemcode,name,qty,price,total) when i click items cell in the invoice form dataviewgrid i am calling the item form. w...more >>

i have a windows form application that goes to the webserver to verify that it has the latest version. Recently i started receiving URLDownloadToCacheFile failed with HRESULT '-2146697191' Error: An error occurred trying to download any ideas, it was working. thanks...more >>

During the initialization, I set the current selected row to the first row of my DataGridView. But the black arrow of the first column (what is the aim of this arrow?) is set at a random row, not the same row that my selected one. How to force the same row at the initialization time? (after the ...more >>

Hello all, I've written my first real C# program. I am posting this here, because I would like your opinion. Is it good, bad, where can I improve etc.? The project is a simple calculator, I've got the basics working and I'll probably extend its functionality with a filelogger and memorybutton...more >>

Hi, I have a request from my users. They would like the calendar drop down to remain open even after they click a date, because they would like to 'count' six to 10 weeks into the future. Is there a way to keep that dropdown open until the control loses focus? Thanks andy ...more >>

Hi, I want to set focus on a textform when my form is displayed to the user. I've set tablndex of textbox to 0 and tried the textBox1.Focus()..but still the text in the textbox is not being hightlighted... how shud i proceed ...more >>

WPF is released, Orcas (VS 2008) is coming. Although Windows Forms will be supported for long time, is it a better choice to turn to WPF now? ...more >>

I didn't get any satisfactory answer by searching the web so I'll ask here. I'm doing visual form inheritance(.net2.0 WinForms), but I have discovered that some components, even though set to protected in the base form, do not allow me to modify their properties in the designer. I can set th...more >>

Here is my setup: Borderless form with backgroundcolor = transparencykey single docked picturebox control hosting a PNG with transparency It's doing what I want except for one small problem: The alpha on the PNG seems to only work as a simple bit mask - that is, it's either 100% transparen...more >>

information from form1 to form2 one time in holle project form exitample ------------- public partial class Form1 : Form { public Form2 f2 = new Form2(); public Form1 f1 = new Form1(); string st = "server=localhost;user id=root; password=; database=nwin; pooling=fals...more >>

I am attempting to create a specialized PropertyDescriptor for the Location property on one of my custom controls. When I attempt to debug it, my breakpoint in GetValue gets hit when I expand the Location property in the property grid to reveal the child properties (X and Y). However, it a...more >>

I have an application that I would like to deploy via ClickOnce. I have read from several sources you never want to store end-user managed data in the application data of a click once application because it will be removed on subsequent upgrades. However, I haven’t seen any posts that ...more >>

I have two single selection list boxes on a windows form. Both forms get bound to data in an ArrayList (IList). I want the data in the first list box to be visible when the form loads. The data that appears in the second list box is dependent on the slelection of the item in the first list bo...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 >>

Hello I have a Data Entry Form having some controls including a TextBox. When the user types an entry, I query a table and if it was entered before, I ask the user (using ShowModal method of a custom message form) if he wants to see his old entry in a new form. if he/she choose Yes, I creat...more >>

The subject's the tl;dr version. The situation is that I'm zooming my form to fullscreen when I hit alt- enter (kinda like media player behavior). Now my code to go to fullscreen does not cause the windows "default beep" sound to play. But when I hit alt-enter on the form that sound is played...more >>

I'm trying to work with STATIC properties in C#. I have some properties I get from the registry, so I don't want to instance the class. I have something like this, but I cannot get it to work. Whenever I try to access these properties from other classes or project in the same solution (refere...more >>

Hi guys, Fighting with C#... I have this code, and I can't find what I'm doing wrong... Any hint, please? foreach (DataRow myRow in myDataSet.Tables[0].Rows) { strMyString = myRow["MyColumn"]; } Error: Cannot implicitly...more >>

In C#... I need to create and application that will run in the background and listen for user mouse clicks anywhere on the desktop or any open application. When a mouse click happens, it will catch that event and get a reference to the active application... Is this possible? Can anyon...more >>

Please I am trying to understand the arraylist. Please anyone help; why I am getting this message "Object reference not set to an instance of an object" when line no (13) get executed in the following code: 1- ' Create a new ArrayList to hold the Customer objects. 2- Dim customerArray...more >>

I am not seeing a clean way from a derived DataGridViewCell to determine when the value is changed. The value changed event gets thrown in the DataGridView not the cell. What am I missing?...more >>

hi, i'm a newbie to winforms.. in my application..i've created a main form.. i show the other forms as dialog form on click event of buttons of my mainform ... but, here is a small problem..the forms which i show as dialog are resizable.. I can drag or shrink the form..which i dont to happen....more >>