rom/intuition/windowtofront.c

   1 /*
   2     Copyright © 1995-2011, The AROS Development Team. All rights reserved.
   3     Copyright © 2001-2003, The MorphOS Development Team. All Rights Reserved.
   4     $Id$
   5
   6     Move window in front of all other windows.
   7 */
   8
   9 #include <proto/layers.h>
  10 #include "intuition_intern.h"
  11 #include "inputhandler_actions.h"
  12 #include "inputhandler_support.h"
  13
  14 struct WindowToFrontActionMsg
  15 {
  16     struct IntuiActionMsg    msg;
  17     struct Window           *window;
  18 };
  19
  20 static VOID int_windowtofront(struct WindowToFrontActionMsg *msg,
  21                               struct IntuitionBase *IntuitionBase);
  22
  23 /*****************************************************************************
  24
  25     NAME */
  26 #include <intuition/intuition.h>
  27 #include <proto/intuition.h>
  28
  29     AROS_LH1(void, WindowToFront,
  30
  31 /*  SYNOPSIS */
  32          AROS_LHA(struct Window *, window, A0),
  33
  34 /*  LOCATION */
  35          struct IntuitionBase *, IntuitionBase, 52, Intuition)
  36
  37 /*  FUNCTION
  38     Bring a window to the front (ie. before any other window).
  39
  40     INPUTS
  41     window - Which window
  42
  43     RESULT
  44     None.
  45
  46     NOTES
  47
  48     EXAMPLE
  49
  50     BUGS
  51
  52     SEE ALSO
  53
  54     INTERNALS
  55
  56 *****************************************************************************/
  57 {
  58     AROS_LIBFUNC_INIT
  59
  60     struct WindowToFrontActionMsg msg;
  61
  62     DEBUG_WINDOWTOFRONT(dprintf("WindowToFront: Window 0x%lx\n", window));
  63
  64     if (!window)
  65         return;
  66
  67     msg.window = window;
  68     DoASyncAction((APTR)int_windowtofront, &msg.msg, sizeof(msg), IntuitionBase);
  69
  70     AROS_LIBFUNC_EXIT
  71
  72 } /* WindowToFront */
  73
  74
  75 static VOID int_windowtofront(struct WindowToFrontActionMsg *msg,
  76                               struct IntuitionBase *IntuitionBase)
  77 {
  78     struct LayersBase   *LayersBase = GetPrivIBase(IntuitionBase)->LayersBase;
  79     struct Window       *window = msg->window;
  80     struct Layer        *layer = WLAYER(window);
  81     struct Screen       *screen = window->WScreen;
  82     struct Requester    *req;
  83
  84     DEBUG_WINDOWTOFRONT(dprintf("IntWindowToFront: Window 0x%lx\n", window));
  85
  86     if (!ResourceExisting(window, RESOURCE_WINDOW, IntuitionBase)) return;
  87
  88     if (!(layer->Flags & LAYERBACKDROP))
  89     {
  90         LOCK_REFRESH(screen);
  91
  92         /* GZZ or regular window? */
  93         if (BLAYER(window))
  94         {
  95             /* bring outer window to front first!! */
  96
  97             UpfrontLayer(0, BLAYER(window));
  98         }
  99
 100         UpfrontLayer(0, layer);
 101
 102         for (req = window->FirstRequest; req; req = req->OlderRequest)
 103         {
 104             if (req->ReqLayer)
 105             {
 106                 MoveLayerInFrontOf(req->ReqLayer, layer);
 107             }
 108         }
 109
 110         CheckLayers(screen, IntuitionBase);
 111
 112         UNLOCK_REFRESH(screen);
 113
 114     }
 115
 116     ((struct IntWindow *)(window))->specialflags &= ~SPFLAG_ICONIFIED;
 117     /* window is not iconified anymore */
 118
 119     NotifyDepthArrangement(window, IntuitionBase);
 120 }