For those of you who can do without hearing the Windows chime 
mBox (MessageBox) demo
Code: (Select All)
_Title "mBox (messageBox) Demo, press m or h for mBox... esc to quit"
Screen _NewImage(800, 600, 32): _ScreenMove 250, 60
While 1
k$ = InKey$
If k$ = "m" Or k$ = "h" Then
mBox "mBox Demo", "Hello World!" + Chr$(10) + "This is a sample message for mBox. Try dragging my Title bar around."
End If
'kh = 0 'should not need this to stop esc keypress in input box
Line (Rnd * _Width, Rnd * (_Height - 20) + 20)-Step(Rnd * 80, Rnd * 60), _RGB32(Rnd * 255, Rnd * 255, Rnd * 255), BF
kh = _KeyHit
If kh = 27 Then Exit While
'_DISPLAY '<< should not need this
_Limit 5
Wend
Print "OK this print line should be first line in graphics screen."
mBox "End of Demo", "Goodbye!"
' needs to run in a graphics screen
'title$ limit is 57 chars, all lines are 58 chars max, version 2019-08-06
'THIS SUB NOW NEEDS SUB scnState(restoreTF) for saving and restoring screen settings
Sub mBox (title As String, m As String)
Dim bg As _Unsigned Long, fg As _Unsigned Long
bg = &HFF404040
fg = &HFF33AAFF
'first screen dimensions and items to restore at exit
Dim sw As Long, sh As Long
Dim curScrn As Long, backScrn As Long, mbx As Long 'some handles
Dim ti As Long, limit As Long 'ti = text index for t$(), limit is number of chars per line
Dim i As Long, j As Long, ff As _Bit, addb As _Byte 'index, flag and
Dim bxH As Long, bxW As Long 'first as cells then as pixels
Dim mb As Long, mx As Long, my As Long, mi As Long, grabx As Long, graby As Long
Dim tlx As Long, tly As Long 'top left corner of message box
Dim lastx As Long, lasty As Long, t As String, b As String, c As String, tail As String
Dim d As String, r As Single, kh As Long
'screen and current settings to restore at end ofsub
ScnState 0
sw = _Width: sh = _Height
_KeyClear '<<<<<<<<<<<<<<<<<<<< do i still need this? YES! 2019-08-06 update!
'screen snapshot
curScrn = _Dest
backScrn = _NewImage(sw, sh, 32)
_PutImage , curScrn, backScrn
'setup t() to store strings with ti as index, linit 58 chars per line max, b is for build
ReDim t(0) As String: ti = 0: limit = 58: b = ""
For i = 1 To Len(m)
c = Mid$(m, i, 1)
'are there any new line signals, CR, LF or both? take CRLF or LFCR as one break but dbl LF or CR means blank line
Select Case c
Case Chr$(13) 'load line
If Mid$(m, i + 1, 1) = Chr$(10) Then i = i + 1
t(ti) = b: b = "": ti = ti + 1: ReDim _Preserve t(ti) As String
Case Chr$(10)
If Mid$(m, i + 1, 1) = Chr$(13) Then i = i + 1
t(ti) = b: b = "": ti = ti + 1: ReDim _Preserve t(ti)
Case Else
If c = Chr$(9) Then c = Space$(4): addb = 4 Else addb = 1
If Len(b) + addb > limit Then
tail = "": ff = 0
For j = Len(b) To 1 Step -1 'backup until find a space, save the tail end for next line
d = Mid$(b, j, 1)
If d = " " Then
t(ti) = Mid$(b, 1, j - 1): b = tail + c: ti = ti + 1: ReDim _Preserve t(ti)
ff = 1 'found space flag
Exit For
Else
tail = d + tail 'the tail grows!
End If
Next
If ff = 0 Then 'no break? OK
t(ti) = b: b = c: ti = ti + 1: ReDim _Preserve t(ti)
End If
Else
b = b + c 'just keep building the line
End If
End Select
Next
t(ti) = b
bxH = ti + 3: bxW = limit + 2
'draw message box
mbx = _NewImage(60 * 8, (bxH + 1) * 16, 32)
_Dest mbx
Color _RGB32(128, 0, 0), _RGB32(225, 225, 255)
Locate 1, 1: Print Left$(Space$((bxW - Len(title) - 3) / 2) + title + Space$(bxW), bxW)
Color _RGB32(225, 225, 255), _RGB32(200, 0, 0)
Locate 1, bxW - 2: Print " X "
Color fg, bg
Locate 2, 1: Print Space$(bxW);
For r = 0 To ti
Locate 1 + r + 2, 1: Print Left$(" " + t(r) + Space$(bxW), bxW);
Next
Locate 1 + bxH, 1: Print Space$(limit + 2);
'now for the action
_Dest curScrn
'convert to pixels the top left corner of box at moment
bxW = bxW * 8: bxH = bxH * 16
tlx = (sw - bxW) / 2: tly = (sh - bxH) / 2
lastx = tlx: lasty = tly
'now allow user to move it around or just read it
While 1
Cls
_PutImage , backScrn
_PutImage (tlx, tly), mbx, curScrn
_Display
While _MouseInput: Wend
mx = _MouseX: my = _MouseY: mb = _MouseButton(1)
If mb Then
If mx >= tlx And mx <= tlx + bxW And my >= tly And my <= tly + 16 Then 'mouse down on title bar
If mx >= tlx + bxW - 24 Then Exit While
grabx = mx - tlx: graby = my - tly
Do While mb 'wait for release
mi = _MouseInput: mb = _MouseButton(1)
mx = _MouseX: my = _MouseY
If mx - grabx >= 0 And mx - grabx <= sw - bxW And my - graby >= 0 And my - graby <= sh - bxH Then
'attempt to speed up with less updates
If ((lastx - (mx - grabx)) ^ 2 + (lasty - (my - graby)) ^ 2) ^ .5 > 10 Then
tlx = mx - grabx: tly = my - graby
Cls
_PutImage , backScrn
_PutImage (tlx, tly), mbx, curScrn
lastx = tlx: lasty = tly
_Display
End If
End If
_Limit 400
Loop
End If
End If
kh = _KeyHit
If kh = 27 Or kh = 13 Or kh = 32 Then Exit While
_Limit 400
Wend
'put things back
Color _RGB32(255, 255, 255), _RGB32(0, 0, 0): Cls '
_PutImage , backScrn
_Display
_FreeImage backScrn
_FreeImage mbx
ScnState 1 'Thanks Steve McNeill
End Sub
' ============================================================= This is old version dev for mBox or InputBox new version dev with new GetArrayItem$
' for saving and restoring screen settins
Sub ScnState (restoreTF As Long) 'Thanks Steve McNeill
Static defaultColor~&, backGroundColor~&
Static font&, dest&, source&, row&, col&, autodisplay&, mb&
If restoreTF Then
_Font font&
Color defaultColor~&, backGroundColor~&
_Dest dest&
_Source source&
Locate row&, col&
If autodisplay& Then _AutoDisplay Else _Display
_KeyClear
While _MouseInput: Wend 'clear mouse clicks
mb& = _MouseButton(1)
If mb& Then
Do
While _MouseInput: Wend
mb& = _MouseButton(1)
_Limit 100
Loop Until mb& = 0
End If
Else
font& = _Font: defaultColor~& = _DefaultColor: backGroundColor~& = _BackgroundColor
dest& = _Dest: source& = _Source
row& = CsrLin: col& = Pos(0): autodisplay& = _AutoDisplay
_KeyClear
End If
End Sub
b = b + ...