winforms

WHAT I HAVE: Visual Basic 2019, .NET Framework 4.6+, WinForms MY PROBLEM: I like to use the WebBrowser control, rather than simply firing up the browser, in order to ensure that a program's strategic access to the web doesn't serve as a substitute for the user simply firing up the browser at a...

WHAT I HAVE: Visual Basic 2019, .NET Framework 4.6+, WinForms MY ISSUE: I want my desktop app to be able to, should it find that a secondary program (say, Skype for Desktop or some other freeware that my code invokes) not present on my system (that's relatively easy to determine), attempt to...

I'm creating a "game" in vb .net and winforms and I wanted to know how to format the number for an example label 10000 on the label would be 10,000

I have been tasked with converting a Access Application to WinForms VB.Net. The Access application has the ability to swap between a Test and Prod database for training. I was wondering if it is possible to do the same with a WinForms app. I am using Datasets to connect to the SQL database. I...

Private Sub btnNumbers_Click(sender As Object, e As EventArgs) Handles btn9.Click, btn8.Click, btn6.Click, btn5.Click, btn4.Click, btn3.Click, btn2.Click, btn1.Click, btn0.Click Dim btnNum As Button = CType(sender, Button) input = CDbl(btnNum.Text) If txtInput.Text =...

Hello to all, I am Using: SQL Server 2014, VS2015, VB, WIN FORMS. 1. I need to update the SQL Server with the values that are entered into the Textbox. 2. I have a textbox where I enter an Asset Number and I click a Search Button and it populates the Datagridview control with the results. The...

I have Visual Studio 2015 Express with SQL Server Express 2014 I am new to .NET but have solid experience with Access/VBA. I have dragged and dropped fields from tblProductDetails in my Datasource tab into Form1 to create bound fields. Now I am struggling with two things. ISSUE #1. Going to...

How do I detect left mouse button down and up events on the 'Close' option of the system menu that appears when the mouse is clicked on the top left corner of a form?

Hi all, Having created an order viewer with a view to creating invoice reports for the Northwind database, I have encountered an issue. When the Binding Navigator was instantiated, it was automatically set to move through the product list. I wish it to navigate using the OrderID value. Can I...

MSDN recommends disposing any variable of type System.Drawing.Brush before its last reference is released. Otherwise, the resources it is using will not be freed until the garbage collector calls the Brush object's Finalize method. As we know, local variables are destroyed automatically when...

I have an MDI application containing an MdiParent form and few MdiChild forms. The MdiParent has a fixed MenuStrip, a fixed ToolStrip and a fixed StatusStrip. The MdiChild forms have one or more ToolStrips and a StatusStrip along with other controls in them. The ToolStrips and the StatusStrip of...

how to make a something like system logs or system history, i want to track whats happening on my system whenever my user add,update,delete a data., i already done this using manual coding declaring all i need and so on but now i want use bindingsource and yes i dont know to start., i need your...

I am working on a vb.net winforms application that compiles against the 2.0 framework. My issue is that I am running Windows 7 32 bit machine and my app works fine but when the code is copied over to a Windows 7 64 bit machine some of the controls on the form are strangely disabled. In Project...

The dataset is missing the JobSiteID(required field) but it exists in the Winforms combobox. The following code fails to get thecombobox.SelectedValue into the dataset. Private Sub EstimatingSheetBindingNavigatorSaveItem_Click(sender As System.Object, e As System.EventArgs) Handles...

I have an usercontrol that contains a toolstrip. The toolstrip is exposed through the usercontrol by a readonly property 'HostStrip' with DesignerSerializationVisibility.Content attribute. In this way we can handle the toolstrip and its contents from the usercontrol. While using the usercontrol...

I have 2 forms in the application... frmLogin and frmMain. After login succeeds I m instantiating frmMain and calling frmMain.ShowDialog(Me) and hiding frmLogin. If I set frmMain as the startup form and run it directly, Im able to see all the user controls.... However, if i start from...

Hi, I'm trying to create my own numeric textbox that will handle decimal as well as whole number values. The concept is, unlike the regular textbox, this one will accept a value of 'Double' data type and show it with proper formatting e.g. Leading Digits, Digit Grouping etc. When the textbox...

How can I detect the click event of the close (X) button at the top right corner of the control box of a form/window? Please note, I don't want to know about CloseReason, FormClosing, FormClosed or stuffs like these, unless they are inevitable. I exactly want to detect if the user clicked the X...

I am inheriting my own datagridview (say MyDataGridView) from the standard datagridview control. What I want is that certain properties of MyDataGridView should have a different default value than what its base have. For example, AllowUserToAddRows, AllowUserToDeleteRows, AllowUserToResizeRows...

Hi All, I have a winform app in VS - 2008, It is client server based application using .net remoting 2.0. On My server I have a Method which would be called from client. Now in this method, I want to update value of Datagrid in one of my winform. Here I am getting an error: "An error...