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Questions tagged [winforms-interop]

296 questions
41
votes
4 answers

Exporting to .xlsx using Microsoft.Office.Interop.Excel SaveAs Error

I am in the process of writing a module to export a DataTable to Excel using Microsoft.Office.Interop.Excel but before starting in earnest I want to get the very basics working: open file, save as, and close. I have succeeded in opening and saving a…
MoonKnight
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6 answers

The 'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine while data export to MS ACCESS

I am beginner in using Microsft.ACE.OLEDB 12.0. I create a Winforms application VS 2010. And create a function for export data grid data to MS Access file. I using Microsoft Oledb for export the data grid data to MS Access file.But i get this error…
Ragesh P Raju
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16
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2 answers

WPF repaint issue

I am having an issue with repaint of my WPF control. The WPF control is added as an ElementHost.Child for a Windows form. When Windows 7 goes into powersave mode and is brought back to normal (by moving the mouse or key press on keyboard), the rest…
Student_sjce
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2 answers

WinForms to WPF - How do we get there from here?

Is there a practical way for us to slowly evolve a WinForms application to WPF without creating a support nightmare for ourselves with strange interop scenarios? Background info: We have a large battleship gray WinForms application that is heavily…
Paul G
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14
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1 answer

opening WPF user control winform window shrinks parent winform window

I have a WPF user control like this... namespace WpfApplication1 { public partial class MyControl : UserControl { ...... } } I also have a win form to contain this WPF user control... namespace WindowsFormsApplication4 { public…
balaji
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12
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1 answer

Host IDeskBand in a Windows Form

I'm trying to display the Address toolbar from the Windows Taskbar in my own WinForm. I can get the CLSID of the Address toobar ({01E04581-4EEE-11d0-BFE9-00AA005B4383}), and I can get an IDeskBand reference to it. But... then what? Guid bandCLSID…
deanis
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12
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6 answers

Setting "AcceptButton" from WPF WindowsFormHost

I have a winforms usercontrol with multiple buttons in a WPF Control. My usercontrol was previously hosted in a windows form and I was able to so this.ParentForm.AcceptButton = this.btnSearch; I'm trying to establish how to do similar on the…
Chris
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10
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1 answer

Keyboards inputs in a WPF user control are not sent to the WinForms container

We have a WinForms application that we are progressively converting to WPF. At this point the application's main form is a Form (WinForm) that contains a vertical sidebar built in WPF. The sidebar is hosted in an ElementHost control. In the main…
Sylvain
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10
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3 answers

Microsoft Office interop performance issue

I am try to exporting datagridview data to excel file in my C# 4.0 Windows application. we used Microsoft.Office.Interop.Excel dll version 12.0.0.0. It's works well and everything is fine. But i when i try to export more than 1000 datagridview…
Ragesh P Raju
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10
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3 answers

Adding a custom context menu item to Windows Form title bar

I found a thread on MSDN that shows how to add an item to the context menu of a Windows Forms title bar. Unfortunately it does not show how to register an event with the custom menu item and I have been unable to figure out how to do it. Below is a…
Alex Baker
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2 answers

Send Win API paste cmd from background C# app

Goal: write a C# app that runs in the background, listens for the key combination Win-V, and when that occurs, pastes the clipboard contents into the current active window (some arbitrary app). Essentially I'm trying to mimic PureText, but I'm not…
Elijah W. Gagne
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8
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1 answer

Setting application-wide hotkey in C#

There is a post to set system-wide global hotkey in C# here I want to set application-wide hotkey such that if user presses a hotkey on any child window of an application, a particular window will receive and process it. Thanks.
Liton
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8
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2 answers

Override tooltip text for Titlebar buttons (Close, Maximize, Minimize, Help)

I have been trying without luck to change the text of the tooltip that appears for the buttons on the main title bar of a form. In a nutshell, we have harnessed the 'Help' button for Windows Forms to have some other purpose. This is working fine. …
Tim
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Why is my WPF hosted WinForm blank?

I have used the code from this blog, as below but abridged, and I see the WinForm inside my main window, but the sample text I placed on it in a label is not visible. [System.Windows.Markup.ContentProperty("Child")] public class WinFormsHost :…
ProfK
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4 answers

Unable to load DLL “OraOps10.dll”

I am running into peculiar issue. I am developing a windows based application which connects to Oracle database. For initial testings, I have created installer and tested on different machines that I have. Each machine has Oracle Client installed…
Sudhakar Chavali
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