prevent lost focus from window

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Hi,

I am working in vb.net windows form application. i have problem with window focus.

Suppose i have a main window having richtextbox control in it and second window (like notification appear at right bottom of screen) have label in it.

During i write in richtextbox suppose if second window in open (some notification), then i lost focus from main window. (second window is focused now) actually i do not want to lost focus from richtextbox when this notification show.

please help me

Posted 2-May-12 19:20pm

kals84

Updated 2-May-12 19:40pm

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Nikhil_S 3-May-12 1:35am

What's rtb control.please specify full forms.

kals84 3-May-12 1:40am

richtextbox

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Bernhard Hiller · Answer 1 · 2012-05-02T19:44:00

Solution 1

Do not use the Form.Show() method. Instead use an API call:

C#

[DllImport("user32.dll", CharSet = CharSet.Auto)]
public extern static bool ShowWindow(IntPtr hWnd, int mode);

with mode=SW_SHOWNA
Then your main window will stay focused while the other window is shown.

Posted 2-May-12 19:44pm

Bernhard Hiller

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kals84 3-May-12 2:19am

how do use this api. I am sending parameter in second window.

ex.
Dim slice As New newMessageAlert(3000, "name", "sometext, "1")
slide.show()