rom/intuition/windowtoback.c

   1 /*
   2     Copyright © 1995-2013, The AROS Development Team. All rights reserved.
   3     Copyright © 2001-2003, The MorphOS Development Team. All Rights Reserved.
   4     $Id$
   5
   6     Move window behind all other windows.
   7 */
   8
   9 #include <proto/layers.h>
  10 #include "intuition_intern.h"
  11 #include "inputhandler_actions.h"
  12
  13 struct WindowToBackActionMsg
  14 {
  15     struct IntuiActionMsg  msg;
  16     struct Window         *window;
  17 };
  18
  19 static VOID int_windowtoback(struct WindowToBackActionMsg *msg,
  20                              struct IntuitionBase *IntuitionBase);
  21
  22 /*****************************************************************************
  23
  24     NAME */
  25 #include <intuition/intuition.h>
  26 #include <proto/intuition.h>
  27
  28         AROS_LH1(void, WindowToBack,
  29
  30 /*  SYNOPSIS */
  31         AROS_LHA(struct Window *, window, A0),
  32
  33 /*  LOCATION */
  34         struct IntuitionBase *, IntuitionBase, 51, Intuition)
  35
  36 /*  FUNCTION
  37         Bring a window to the back (i.e. behind any other window).
  38
  39     INPUTS
  40         window - Which window
  41
  42     RESULT
  43         None.
  44
  45     NOTES
  46
  47     EXAMPLE
  48
  49     BUGS
  50
  51     SEE ALSO
  52
  53     INTERNALS
  54
  55 *****************************************************************************/
  56 {
  57     AROS_LIBFUNC_INIT
  58
  59     struct WindowToBackActionMsg msg;
  60
  61     DEBUG_WINDOWTOBACK(dprintf("WindowToBack: Window 0x%lx\n", window));
  62
  63     if (!window)
  64         return;
  65
  66     msg.window = window;
  67     DoASyncAction((APTR)int_windowtoback, &msg.msg, sizeof(msg), IntuitionBase);
  68
  69     AROS_LIBFUNC_EXIT
  70
  71 } /* WindowToBack */
  72
  73
  74 static VOID int_windowtoback(struct WindowToBackActionMsg *msg,
  75                              struct IntuitionBase *IntuitionBase)
  76 {
  77     struct LayersBase   *LayersBase = GetPrivIBase(IntuitionBase)->LayersBase;
  78     struct Window       *window = msg->window;
  79     struct Layer        *layer = WLAYER(window);
  80     struct Screen       *screen = window->WScreen;
  81     struct Requester    *req;
  82
  83     DEBUG_WINDOWTOBACK(dprintf("IntWindowToBack: Window 0x%lx\n", window));
  84
  85     if (!ResourceExisting(window, RESOURCE_WINDOW, IntuitionBase)) return;
  86
  87     if (!(layer->Flags & LAYERBACKDROP))
  88     {
  89         LOCK_REFRESH(screen);
  90
  91         for (req = window->FirstRequest; req; req = req->OlderRequest)
  92         {
  93             if (req->ReqLayer)
  94             {
  95                 BehindLayer(0, req->ReqLayer);
  96             }
  97         }
  98
  99         BehindLayer(0, layer);
 100
 101         /* GZZ window or regular window? */
 102         if (BLAYER(window))
 103         {
 104             /* move outer window behind! */
 105             /* attention: layer->back would not be valid as
 106                layer already moved!!
 107                */
 108             BehindLayer(0, BLAYER(window));
 109         }
 110
 111         CheckLayers(screen, IntuitionBase);
 112
 113         UNLOCK_REFRESH(screen);
 114     }
 115
 116     NotifyDepthArrangement(window, IntuitionBase);
 117 }