Deleting A Selected ListBox Item in A Dialog

[Gintaras]

Subclass listbox and use WM_KEYDOWN message.
Function dlg_delete_lb_item

Code:

Copy      Help

\Dialog_Editor
function# hDlg message wParam lParam
if(hDlg) goto messages

str controls = "3 4"
str lb3 lb4
lb3="one[]two[]three"
lb4=lb3
if(!ShowDialog("dlg_delete_lb_item" &dlg_delete_lb_item &controls)) ret

;BEGIN DIALOG
;0 "" 0x90C80A44 0x100 0 0 223 135 "Dialog"
;1 Button 0x54030001 0x4 120 116 48 14 "OK"
;2 Button 0x54030000 0x4 170 116 48 14 "Cancel"
;3 ListBox 0x54230101 0x200 10 16 96 48 ""
;4 ListBox 0x54230101 0x200 110 16 96 48 ""
;END DIALOG
;DIALOG EDITOR: "" 0x2030006 "*" "" ""

ret
;messages
sel message
,case WM_INITDIALOG
,;subclass 2 listbox controls
,int hlb=id(3 hDlg)
,SetProp hlb "WndProc_lb_delete" SubclassWindow(hlb &WndProc_lb_delete)
,hlb=id(4 hDlg)
,SetProp hlb "WndProc_lb_delete" SubclassWindow(hlb &WndProc_lb_delete)
,
,case WM_DESTROY
,case WM_COMMAND goto messages2
ret
;messages2
sel wParam
,case IDOK
,case IDCANCEL
ret 1

Function WndProc_lb_delete

Code:

Copy      Help

;/
function# hWnd message wParam lParam

sel message
,case WM_KEYDOWN
,sel wParam
,,case VK_DELETE
,,_i=LB_SelectedItem(hWnd)
,,if(_i>=0) SendMessage hWnd LB_DELETESTRING _i 0

ret CallWindowProcW(GetProp(hWnd "WndProc_lb_delete") hWnd message wParam lParam)