APIpopups

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GrahameKing GrahameKing Sep 26, 2006 - "pasted in code" 


' program demonstrating API popupmenus - Grahame King Oct 2006
global true, false
true = (1=1) : false = not(true)
dim fi$(10,10)
FolderDir$ = DefaultDir$
open "API popups demo" for graphics as #main
#main "trapclose quit.main"
struct popupPoint, x as long, y as long
global popupItems
call GetItemsToPopup
#main "when rightButtonUp PopsUpMenu"
wait
end
sub quit.main handle$
close #handle$
end
end sub
sub AddMenuItem hndle,MenuRetCode,flag,MenuString$
if flag = 0 then flag = _MF_STRING
calldll #user32,"AppendMenuA",_
hndle as ulong,_
flag as long,_
MenuRetCode as long,_
MenuString$ as ptr,_
r as long ' return unused
end sub
sub GetItemsToPopup
files FolderDir$, fi$()
numFiles = val(fi$(0,0))
numFolders = val(fi$(0,1))
' redim and load array
popupItems = numFolders
redim popupArray$(popupItems)
popupArray$(0) = "Folders:}folderMenu" ' header}name of popup
for i = 1 to popupItems
popupArray$(i) = fi$(i+numFiles,1)
next i
sort popupArray$(), 1 , popupItems
end sub
sub PopsUpMenu Handle$,x,y
' actually pops up menu in popupArray$() at point x,y in window or control, #Handle$
' and converts response to action
calldll #user32,"CreatePopupMenu",hpopup as ulong
heading$ = word$(popupArray$(0),1,"}")
if heading$<>"}" then
call AddMenuItem hpopup,0,_MF_DISABLED,heading$
call AddMenuItem hpopup,0,_MF_SEPARATOR,""
end if
flag = 0
for i = 1 to popupItems
call AddMenuItem hpopup,i,flag,popupArray$(i)
next i
hWnd = hwnd(#Handle$)
popupPoint.x.struct = x
popupPoint.y.struct = y
calldll #user32, "ClientToScreen",_
hWnd as long,_ ' handle of control or window
popupPoint as struct,_ 'name of struct containing client/screen coorinates
r as long
tempx = popupPoint.x.struct
tempy = popupPoint.y.struct
flags = _TPM_TOPALIGN OR _TPM_LEFTALIGN OR _TPM_RETURNCMD
CallDLL #user32, "TrackPopupMenu",_
hpopup as uLong,_
flags As Long,_
tempx As Long,_
tempy As Long,_
0 As Long,_
hWnd as uLong,_
0 As Long,_
re as long ' user's selection (because _TPM_RETURNCMD flag set)
calldll #user32,"DestroyMenu",hpopup as long
'take action on user's selection
popupID$ = word$(popupArray$(0),2,"}")
select case popupID$
case "folderMenu"
if re<>0 then
notice "You selected "+popupArray$(re);resp$
else
end if
' other menus if you have them could go here
' but you would have to have a way to introduce the menu into popupArray
case "otherMenu"
case else
end select
end sub