rom/intuition/movewindow.c

   1 /*
   2     Copyright © 1995-2007, The AROS Development Team. All rights reserved.
   3     Copyright © 2001-2003, The MorphOS Development Team. All Rights Reserved.
   4     $Id$
   5
   6     Move a window around on the screen.
   7 */
   8
   9 #include "intuition_intern.h"
  10 #include "inputhandler_actions.h"
  11
  12 struct MoveWindowActionMsg
  13 {
  14     struct IntuiActionMsg    msg;
  15     struct Window           *window;
  16     LONG                     dx;
  17     LONG                     dy;
  18 };
  19
  20 static VOID int_movewindow(struct MoveWindowActionMsg *msg,
  21                            struct IntuitionBase *IntuitionBase);
  22
  23
  24 /*****************************************************************************
  25
  26     NAME */
  27 #include <proto/intuition.h>
  28
  29     AROS_LH3(void, MoveWindow,
  30
  31 /*  SYNOPSIS */
  32          AROS_LHA(struct Window *, window, A0),
  33          AROS_LHA(LONG           , dx, D0),
  34          AROS_LHA(LONG           , dy, D1),
  35
  36 /*  LOCATION */
  37          struct IntuitionBase *, IntuitionBase, 28, Intuition)
  38
  39 /*  FUNCTION
  40     Change the position of a window on the screen.
  41
  42     INPUTS
  43     window - Move this window
  44     dx, dy - Move it that many pixels along the axis (right, down)
  45
  46     RESULT
  47     The window will move when the next input event will be received.
  48
  49     NOTES
  50
  51     EXAMPLE
  52
  53     BUGS
  54
  55     SEE ALSO
  56     SizeWindow()
  57
  58     INTERNALS
  59
  60     HISTORY
  61
  62 *****************************************************************************/
  63 {
  64     AROS_LIBFUNC_INIT
  65
  66     EXTENDWORD(dx);
  67     EXTENDWORD(dy);
  68
  69     if (window && (dx || dy))
  70     {
  71         struct MoveWindowActionMsg msg;
  72
  73         msg.window = window;
  74         msg.dx     = dx;
  75         msg.dy     = dy;
  76
  77         DoASyncAction((APTR)int_movewindow, &msg.msg, sizeof(msg), IntuitionBase);
  78         //DoSyncAction((APTR)int_movewindow, &msg.msg, IntuitionBase);
  79     }
  80
  81     AROS_LIBFUNC_EXIT
  82 } /* MoveWindow */
  83
  84 static VOID int_movewindow(struct MoveWindowActionMsg *msg,
  85                            struct IntuitionBase *IntuitionBase)
  86 {
  87     struct Window *window = msg->window;
  88
  89     if (!ResourceExisting(window, RESOURCE_WINDOW, IntuitionBase)) return;
  90
  91     DoMoveSizeWindow(window,
  92                      window->LeftEdge + msg->dx, window->TopEdge + msg->dy,
  93                      window->Width, window->Height, FALSE, IntuitionBase);
  94 }