Windows Forms

Page 377




  • Topics
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  • How do I reference a control's properties?
    by Vhradice
    8 Replies
    Last post by Vhrasice
      • I am new to VC++ but not to programming. I am trying to change the Text property off a textbox when I click a button. However I cannot determine the proper syntax to reference the text field. Form name - Form1 Textbox name - Textbox1 Button name - Button1 In Button1.Click I tried the following - all of which fail compile Form1::Textbox1->Text = "Hello World" ; /* er
  • ClickOnce: Error "Application cannot be started. Contact the application vendor"
    by Sung M Kim
    3 Replies
    Last post by Sung M Kim
      • .NET Version : 2.0 Visual Studio: 2005 I have run across an error after finishing deploying ClickOnce application to a shared network folder. It's avaiable "Online" only. When clicking "Run", application is installed and is present in application cache but displays "Application cannot be started. Contact application vendor". I have cleared cache using "mage -cc&q
  • tableadapter.insert not working
    by genius15
    8 Replies
    Last post by BonnieB
      • I created the table adapter with the wizard, and it created the insert, update, etc methods. When i run the tableadapter.insert method, i will insert the record into the dataset, but it is not inserting the record in my MS access database, and yes I have the tableadapter.update coded under the tableadapter.insert line. What is happennig. Its this a bug
  • auto tab proeprty for alll controls in a windowsform
    by chaitu
    3 Replies
    Last post by Rong-Chun Zhang - MSFT
      • i want the cursor to move the focus from one control to to other in the windows form when it reaches the maximum sieze of text box or like tht and to toehr control it should be liek that can any one help me wit hcode please it should loop through alll the controls in the form
  • Developing custom control in vs.net 1.1 win forms app
    by dotnet crazy
    1 Replies
    Last post by Zhi-Xin Ye - MSFT
      • Hi, In visual c++, I have developed several custom controls (actually active-X controls) and also registered them so that they can be seen on the tool box, so that they can be dragged and dropped on forms. One of them is an alarm control which is simply a circle with color filled in to it. Alarm control has two events on and off state, so when it is in on state brighter color will be displayed whe
  • How to create a control similar to that of option dialogs in windows
    by dseknat
    1 Replies
    Last post by nobugz
      • Hi All, Is it possible to create a form similar to that of open file dialog box with some options on the left side. On selecting a particular option, the controls on the right side changes. Is there is any control already there, to do it easier. Please any one help me. regards dseknat
  • how to set parent of a form?
    by Flip597
    1 Replies
    Last post by nobugz
      • I'm trying to create a Windows screen saver (lots of tutorials, have a working version, very cool IMHO :>), but the one thing I would LOVE to do (and none of the tutorials I found have it) is to be able to use the preview window (/p:1234 argument) in the Screen Saver Settings window. I'm able to get the window handle from the /p argument, and I think I need to "set the parent of my
  • Databinding a listbox gives error when switching between Dataset and DataRow()
    by Mark B .
    2 Replies
    Last post by Mark B..
      • Hello, I am binding a listbox to a dataset ... (_msgCompany is a dataset) Code Snippet .... ' bind to the listbox With lbCompany .ValueMember = "CompanyID" .DisplayMember = "CompanyName" .DataSource = _msgCompany End With Then when a user types in a textbox, I want to filter the results ....
  • Pulling Data From 2 Tables On One Page
    by Caddyjoe77
    12 Replies
    Last post by EliGazit
      • Hi, I have 2 tables. tbl3215 and tbllog. I created stored procedures in SQL that access these stored procedures. What i am wanting to do is pull data into 1 datagrid view(tbl3215) and with the other datagrid pull results for that specific entry in the other table(tbllog). I didnt create this database, only migrating it from PHP 5. Here is a little background: I have a databas
  • Run a program in admin context while logged on as a normal user
    by ViolaIT
    2 Replies
    Last post by windfinder
      • Hi experts This is my situation, I am so appreciated if anyone can help me out I am a system admin at my company. I have installed an application for my colleagues (logon as an admin to do this install), it works fine if I am in the admin login. However, my colleague can't execuate this application if he logon as a normal user (Error: Access denied). I understand I can use the fu
  • Count Gridview rows...
    by Tom T.
    10 Replies
    Last post by Tom T.
      • How can I get a count of the rows within a gridview
  • Setting the Listbox index
    by Kevey
    2 Replies
    Last post by Kevey
      • Hey there, I'm new to C# so pleasebear with me. I'm creating a listbox and adding items to it just fine. Obviouly this creates an index starting from zero but what I'd like to set the index myself. For example I have a list of names I want to display, I'm adding them to a listbox: listboxName.Items.Add(Name); Is there a way to set a different value to what is displayed in the l
  • WebBrowser Control and background-image
    by stige
    2 Replies
    Last post by Zhi-Xin Ye - MSFT
      • Hey there, I am using the webBrowser control and i want it to have an image background. so basically all i'm doing in initalize it's HTML content with CSS : background-image=url(¡°a.jpg¡±); the html is fine. the problem is that the background image refers to the XPath of the html page, and since my html is on memory and not a real file i'm not sure how it can refer to a l
  • Using ErrorProvider w/ Business Object in Winform
    by jrsearles
    2 Replies
    Last post by jrsearles
      • I have a custom object that implements IDataErrorInfo to provide validation checks. This works great in datagridview - i can bind the grid to my object and validation errors are shown with no extra code. I thought perhaps i could just throw an ErrorProvider on a winform and that bound controls, such as textboxes, etc, would also use the validation rules, but this isn't happening. Does anyone have
  • Deployment Files location
    by edi.Y
    4 Replies
    Last post by edi.Y
      • Hi, I'm deploying my application and the files which are located In the Documents and Settings\USER1\Local Settings\Apps\2.0\M1JJ4A6P\... has some strange directory behavior, the deployment creates a folder for each 3rd party dll I'm using... my code which have around 15 dlls in in one location and click once creates a directory for each of the 3rd party dlls, why is this behavior i also found th
  • NativeWindow problem
    by Asyrk
    5 Replies
    Last post by Asyrk
      • Hello, I need to create module with ClassName " UOASSIST-TP-MSG-WND ", but it throws "System.ComponentModel.Win32Exception: Window class name is not valid." Anyone please know how to fix that or what i'm doing wrong Code Snippet nativeWindow = new NativeWindow(); CreateParams cp = new CreateParams(); cp.ClassName = "UOASSIST-TP-MSG-WND" ; cp.Caption = "
  • render DB images as thumbnails in read-only Datagridview...
    by mbsJFT
    2 Replies
    Last post by mbsJFT
      • .net 2.0 framework, vb.net, vs 2005, SQL 2005 compact edition. ------- successfully adding and displaying BMP, JPG and PNG images to and from SQLCE 2005 database. Datagridview is populated with a dataset (changing to SQLCEdataadapter soon) and is bound read only. Image shows but is usually MUCH larger than the cell. I want to use the equivalent of a picturebox with ZOOM in order t
  • How can I get the Datetimepicker's selected part
    by Joky
    4 Replies
    Last post by Yu Guo ¨C MSFT
      • Datetimepicker has three part "day,month,year", how can i know which part is selected
  • copy file from a server using internet
    by KRISTER
    1 Replies
    Last post by KRISTER
      • Hi I need a program that copys x number of files from a server using internet. files that need to bee copyed is in a list and the program are going tru the list one by one. program is checking if a file is local if found -> do not copy. if file not found locally do copy from a server. Where can I get some more information for this problem.
  • Binding Radio Buttons to data
    by SiN!
    2 Replies
    Last post by Kiavash
      • Hi all, Until now, I've been manually assigning radio buttons with their checked value. Then on checked changed event, I write the value to the TA. This all follows me over from VB6 days and the fact that I can't seem to figure the binding out with radio buttons. Can anyone confirm that I'm doing the right thing Is there a better way
  • DataGridView: how to stop / cancel sorting
    by tonn
    6 Replies
    Last post by tonn
      • Hi, Asked before but quite surprisingly not answered. Allow me to try again. I have a DataGridView bound to a DataTable. I want my users to be able to sort a column by clicking the header. I don't want the DataGridViewRows to rearrange themselves while a user is editing cells, as this is perceived as annoying. However, once a sort has been invoked the DataGridView keeps on sorting. How do I
  • Grid Scroll
    by danych
    3 Replies
    Last post by danych
      • Hi all how is it possible to move the scroll bars of a datagridview control programmaticaly Thank you
  • attaching an icon to a shortcut
    by miscal
    2 Replies
    Last post by Stephen Bialobok
      • hi, I created a setup & deployment project for my application - all works fine. Only when I attach an icon to the shortcut I've created to the user's desktop - I keep get an error message when trying to build the setup project - "invalid icon file". I tried to first add the icon file to the application folder and only then associate the icon to the short cut, and I've tried to cre
  • How to Show same controls on multiple tabpages
    by Coreysan
    1 Replies
    Last post by H. (¶¬) Tony
      • I'm new to C#, and I have a tabcontrol with two tabpages. When I click on the 2nd tab, I'd like to have one of my groupboxes from the 1st tabpage show up on the 2nd tabpage. Can this be done If so, how can I code for that I know that in VB 6.0 you can simply code "groupbox1.visible = true" once I've tested the selectedindex, but in my C# application, that doesn't
  • C# double clicks (half don't respond)
    by GregFilis
    3 Replies
    Last post by Zamial
      • Hi all, I have two tab pages in a tabControl with 16 PictureBox controls on each page. Each PictureBox control has a double click event tied to the same handler. All 16 on tabPage1 respond to the double click. None of the 16 on tabPage2 respond. Any ideas on what might cause this Thanks, Greg