OpenEuphoria

Re: Click, drag, release

• Posted by Dan Moyer <DANIELMOYER at prodigy.net> Jun 08, 2002
• 462 views

Tom,

I think *this* version will show you how to do everything you might want.

Dan Moyer

-- <CODE FOLLOWS>

--  code generated by Win32Lib IDE v0.10.6

include Win32Lib.ew
without warning

----------------------------------------------------------------------------
----
--  Window Window1
global constant Window1 = create( Window, "Show all mouse events", 0,
Default, Default, 400, 300, 0 )
global constant LText3 = create( LText, "", Window1, 28, 24, 152, 24, 0 )
global constant LText4 = create( LText, "", Window1, 28, 76, 200, 24, 0 )
global constant LText5 = create( LText, "", Window1, 28, 120, 200, 24, 0 )

---------------------------------------------------------
----------------------------------------------------------------------------
----
integer MouseState
MouseState = 0

procedure Window1_onMouse ( int event, int x, int y, int shift )


  if event = MOUSE_MOVE  then
     setText(LText3, sprint(x) & ",  " & sprint(y))
     if MouseState = 1  then
        setText(LText4, "left down, " & sprint(x) & ",  " & sprint(y))
     elsif MouseState = 2  then
        setText(LText4, "right down, " & sprint(x) & ",  " & sprint(y))
     elsif MouseState = 5  then  -- just in case hold button down after dbl
        setText(LText4, "left down, " & sprint(x) & ",  " & sprint(y))
     elsif MouseState = 6  then  -- just in case hold button down after dbl
        setText(LText4, "right down, " & sprint(x) & ",  " & sprint(y))
     else
         setText(LText4, "MOVING,no mouse button pressed")
         setText(LText5, " ")
     end if

  elsif event = LEFT_DOWN  then
     setText(LText4, "LEFT_DOWN ")
     MouseState = 1
  elsif event = RIGHT_DOWN   then
     setText(LText4, "RIGHT_DOWN")
     MouseState = 2
  elsif event = LEFT_UP   then
     setText(LText4, "LEFT_UP")
     MouseState = 3
  elsif event = RIGHT_UP  then
     setText(LText4, "RIGHT_UP")
     MouseState = 4

  elsif  event = LEFT_DOUBLECLICK then
     setText(LText5, "LEFT_DOUBLECLICK")
     MouseState = 5
  elsif event = RIGHT_DOUBLECLICK then
     setText(LText5, "RIGHT_DOUBLECLICK")
     MouseState = 6
  end if


end procedure
onMouse[Window1] = routine_id("Window1_onMouse")



WinMain( Window1, Normal )

-- <CODE ENDS>


----- Original Message -----
From: <thomas at columbus.rr.com>
To: "EUforum" <EUforum at topica.com>
Sent: Saturday, June 08, 2002 1:57 PM
Subject: Click, drag, release


>
> I have a window that I want people to be able to draw on with the mouse.
I
> want to test on every firing of the onMouse event whether the mouse button
> is down or up, so I can program my other routines accordingly.
>
> Right now, the LeftDown and LeftUp events are only fired once per "drag".
I
> do not want to have a variable that stores which the last event was,
because
> if the mouse button is released outside of the window it will continue to
> drag until they click again.
>
> Can somebody help with this problem?
>
> ~Tom
>
>
>
>