Windows Forms

Page 229




  • Topics
    Replies
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  • The following CTRL+keys doesn't get the correct KeyEventArgs during KeyDown events
    by bonskijr
    11 Replies
    Last post by May Ji
      • Hi, It seems that the following key combo are not raising any key events: CTRL+L, CTRL+E, CTRL+R, CTRL+J Testing it using the following codes:         public Form1()         {             InitializeComponent();              
  • Stopping a form appearing on the taskbar
    by Xancholy
    3 Replies
    Last post by Xancholy
      • Whenever I open Form1, Form2, etc - each form shows an icon in the taskbar. How can I prevent this from happenning Thanks !
  • add/create 4th workshhets in excel
    by g8dnitez
    1 Replies
    Last post by Zhi-Xin Ye - MSFT
      • as title above, i want to create 4th or more than 3 worksheets in excel. because i found error when adding 4th worksheets in excel. it's better provide me a sample code.. thx in advance regrads, g8dnitez
  • How can we add advance search/filter capabilities to a DataGridView???
    by Fox3
    14 Replies
    Last post by vik77777
      • Hi! I would like to use an Advanced search dialog in order to provide the final user with advance searching capabilities in my DataGridView...For example to select only those customers names (from the Customer column) that live in a certain city (from the city column)... The BindingSource.Filter method doesn't support this capability...Any help Thanks in advance...
  • Sign the clickonce manifests
    by Khin
    1 Replies
    Last post by Zhi-Xin Ye - MSFT
      • in the signing tab, when i select from file and select a *pfx certificate but after i enter the password. an error was giving: The selected certificate is not valid for code signing. Choose another certificate file. but i when i export this *pfx the code signing checkbox already been checked. may i know what i doing wrong here please help....thanks
  • form timer control strange behaviour
    by sovande
    5 Replies
    Last post by nobugz
      • I'm using VB.NET 2005: I'll describe the general shape of the project before getting into the timer issues. As it's my fist VB.NET project I may well be taking the wrong approach. A series of forms lets the user navigate a folder tree and present info. Form1 calls form2, which calls form3 etc. This is done thus: in module public frm1 as form1 public frm2 as form2
  • change a datagridviewbuttoncell text font to red
    by Ljhopkins
    1 Replies
    Last post by Padmavathy
      • I have a col of buttons in a datagrid I want the text to be red and bold how do i change the properties dgvRoute Col name "Remove"
  • Another Designer Error...
    by Stevo Zilik
    0 Replies
    Last post by Stevo Zilik
      • HI, 1. There is a base class derived from UserControl :    public class PropertiesPanel : UserControl   { ... } 2. There is second level class derived from PropertiesPanel :    public partial class ApplicationPropertiesPanel <TProperties> : PropertiesPanel    where TProperties : ApplicationProperties &n
  • Winform Application Single instance for a user or for the system?
    by ysrini
    2 Replies
    Last post by ysrini
      • Hi, I set my winform application to be a Single Instance application (Visual Studio 2005 Express) I want to deploy this onto a windows server to which multiple users can logon at the same time. I want this to be single instance PER user and not per system, and every user should be able to use this application, even if an another logged-in user is already running an instance. Now, does 'Single Inst
  • Windows Form Problem
    by AshishKukreja
    6 Replies
    Last post by Gavin Jin - MSFT
      • Sir I have two Dataset naming Employee and Salary Employee Dataset have three colomns coloumns ------------- Emp_id, Name, Address, Salary Dataset have three more coloumns -------------------- Sal_id, Salary, Emp_id in Employee Dataset Emp_id is parimary Key in Salary Dataset Emp_id is Foreign Key Now I want that both the dataset in Windows Form Employee Dataset i
  • Rotate an Image via GDI+
    by help-linux
    5 Replies
    Last post by help-linux
      • Right ok, i needed to draw a rotated image onto a picturebox. The picturebox already has something being drawn on it. so, this is the code i used. Code Snippet Bitmap ^vehBmp = gcnew Bitmap(Application::StartupPath+ "\\pics\\GDI_Harvester.PNG" ); Graphics ^vehG = e->Graphics; Matrix ^X = gcnew Matrix(); X->Translate(pnt.X, pnt.Y); X-&
  • Single MSI file with settings of multiple environments
    by medhanush&amp;#64;hotmail.
    2 Replies
    Last post by medhanush@hotmail.com
      • Hi, Would it be possible to have a single MSI file that can be installable in multiple environments( we have 5 environments) allowing to select envirorment during installation, and install with specific config file Thanks MeDhanush
  • designer can't load form. Where is 'more information'?
    by thomas woelfer
    14 Replies
    Last post by needsalagoon
      • after going from beta2 to rc1, the designer all of a sudden cannot load my forms anymore. instead, i get the infamous window with the red top that says some errors may go away building the project, while other need code changes. needles to say: the file compiles fine, the form could be opened with the beta2 and vs2003 designers and obviously doing a rebuild doesn't help at all. now what the addit
  • Control
    by Divakar_ibpm
    1 Replies
    Last post by Zhi-Xin Ye - MSFT
      • Hi friends, How to add numericup&down control inside the datagridview column using C#.net Regards Divakar
  • Exception overriding an editor cell in a DataGridViewRow
    by Andrew586296
    2 Replies
    Last post by Andrew
      • I have a DataGridView in an editor tool I'm writing, I wish to provide on-the-fly DataGridViewComboBoxCell editor components when specific cells are clicked on. DataGridViewRow gridViewRow = gridView.Rows[rowIndex]; DataGridViewComboBoxCell newCell = new DataGridViewComboBoxCell (); ... gridViewRow.Cells[columnIndex] = newCell; This all works fine, except if 'rowIndex'
  • Hiding DataGridView selector
    by Ice72
    2 Replies
    Last post by Ice72
      • Hi, I have an unbinded DataGridView. I need to "hide" the row selector. I tried some grid props (readonly ...) without any result. Any idea TIA
  • capturing of multiple image sequence
    by diditel
    14 Replies
    Last post by Yu Guo ¨C MSFT
      • hi there. i need help in making my code work. i will briefly discuss the output that is needed. currently, i have 5picboxes that s'pose to relate to the frame that has been grab from the frame grabber. when i click, btnTrack5frames, the program suppose to capture image sequentially into the picboxes in a 2sec interval. unfortunately, the code that i've used do not give me the right output. instea
  • Dictionary<stirng,string> used as a datasource for DropDownList control
    by MichaelGoldsmith
    2 Replies
    Last post by Rory (Clissold Solutions)
      • Hello all I'm using a Dictionary<string,string> as a datasource for a DropDownList datasource. The items are binding and displaying correctly with the DataTextField set to 'Key' and DataValueField set to 'Value' on the DropDownList. The list represents a list of suppliers with their assoiciated markup, using an empty string as a null value from the database. My problem is that
  • Column Types in the DataGridView Control
    by milicica
    4 Replies
    Last post by Ross Dargan
      • Is there any way to tie-down input in DataGridView column according to type values which that column represent. For example type column1 is numeric, column2 is alphanumeric, column3 is date, etc. How allow entry legal values and forbid entry illegal values to cells of DataGridView Thanks in advance for any help with this question.
  • Windows Forms application using C#
    by VivekShitut
    3 Replies
    Last post by VivekShitut
      • Hi I have developed a small application using C# and .NET 2.0. The application has its own menu builder which builds menu from a user defined data table. Now when user clicks on menu, my program gets the form name from the database and then creates the form using following code: form frm = new frm_purchase(); // the user clicks on 'Purchase' menu frm.MdiParent = this ; frm.Show();
  • Windows Forms Parking Window
    by WinFormsUser13232
    12 Replies
    Last post by Jags06
      • I have a System Tray icon application that is causing my shutdown to hang.   I have ShowInTaskbar = False set,  but I still see this icon in the Alt-Tab window.   I think this is the problem...  
  • Designer Keeps Resizing Controls On Build
    by xr280xr
    7 Replies
    Last post by Malacki
      • Hi, I have a couple different user controls that the designer chooses to resize when I build my project. On one control every time I build, every textbox and combobox on the control will get wider. On the other control, every time I rebuild the designer insists on setting the width of the entire control to a smaller size than I keep resetting it to. I want it to be wide enough to fully show the
  • Click Once Install
    by Abhijit Mane
    3 Replies
    Last post by Abhijit4229
      • I am using click once install to pulish my windows application(.Net 2005) to a web site. After I publish the application, all the neccessay files are copied to the webdirectory. Then I pass the published URL to n number of clients. All clients can use the application, but now suppose if I need to fix a bug in one assembly and upload only this assembly to the web directory, it's of no use, as the c
  • How to detect arrow keys in a TextBox?
    by heavenlycharmus
    4 Replies
    Last post by heavenlycharmus
      • Hi. I cannot detect any of the 4 arrow keys in my TextBox's KeyDown event. Any properties I need to set Thanks!
  • MainMenu won't load
    by .net user
    2 Replies
    Last post by .net user
      • I've read the one thread I found on this subject and I still can't get my MainMenu to load. The menu shows up in Design just like it should but disappears in runtime. I'm pasting the code pertaining to the MainMenu... Private components As System.ComponentModel.IContainer ... Public WithEvents MainMenu3 As System.windows.forms.MainMenu <System.Diagnostics.DebuggerStepThrough()> Private Sub I