Win32 API

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4 comments, last by StealthA 23 years, 2 months ago
When my OpenGL program starts, I display dialog box. I operate with checkboxes using IsDlgButtonChecked and CheckDlgButton. But I don''t know how to operate with ComboBoxes (add strings, set selection, retrieve selection). One more question: I write some strings in ComboBox Proprties -> Data Tab. But they don''t appear in the list, is that wrong ? P.S. I understand NeHe''s tutors and OpenGL basics, but I lack Win32 API knowledge. Where can I find some good tutorials on this subject ?
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The link below offers great tutorials on tons of windows related programming, including MFC (but not as a focus) Almost every tutorial has downloadable source.
The only drawback is I think the site is geared mainly towards Visual C++. (which is fine with me )


Codeproject.com tutorials
[email=JValentine_13@hotmail.com]contact[/email]

(oops screwed up link in last post)

Codeproject.com tutorials
I''ve searched that site, but there is everything about MFC.
how is your combobox created? in the dialog editor of visual c++?

if it is, and it appears when clicking on the arrow like that:


then you have to do one thing in the resource editor:
click onto the arrow of the combo to get it looking like that


then scale it a little (not important how much):


i never found dis discribed anywhere, and it took me bout 3 days to find it out (i always rewrote the sendmessageparts..)

hope it helps, else it helps to others perhaps..



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Thanx to devepermen. I changed the size of dropdown.
And now I think, that Data Tab works only in MFC.

But one question still remains:

How can I add strings, get/set selection
(my dialog''s style is Drop List).

  BOOL CALLBACK SetupDlgProc(HWND hWnd, UINT Message, WPARAM wParam, LPARAM lParam){	char* Str="A String To Be Added";	switch(Message)	{	case WM_INITDIALOG:			CheckDlgButton(hWnd,IDC_FULL,fullscreen);			CheckDlgButton(hWnd,IDC_FPS,showfps);			SendMessage(hWnd,CB_ADDSTRING,0,(LPARAM)Str);			return TRUE;		case WM_COMMAND:			switch(LOWORD(wParam))			{	case IDOK:					fullscreen=(IsDlgButtonChecked(hWnd,IDC_FULL)==BST_CHECKED);					showfps=(IsDlgButtonChecked(hWnd,IDC_FPS)==BST_CHECKED);					EndDialog(hWnd, IDOK);					return TRUE;				case IDCANCEL:					EndDialog(hWnd, IDCANCEL);					return TRUE;			}		break;	}	return FALSE;}  


I''m pretty sure, that SendMessage(hWnd,CB_ADDSTRING,0,(LPARAM)Str) is wrong.

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