+
−/* TTY frame functions.
+
−   Copyright (C) 1995, 1997  Free Software Foundation, Inc.
+
−   Copyright (C) 1995, 1996, 2002 Ben Wing.
+
−
+
−This file is part of XEmacs.
+
−
+
−XEmacs is free software: you can redistribute it and/or modify it
+
−under the terms of the GNU General Public License as published by the
+
−Free Software Foundation, either version 3 of the License, or (at your
+
−option) any later version.
+
−
+
−XEmacs is distributed in the hope that it will be useful, but WITHOUT
+
−ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+
−FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+
−for more details.
+
−
+
−You should have received a copy of the GNU General Public License
+
−along with XEmacs.  If not, see <http://www.gnu.org/licenses/>. */
+
−
+
−/* Synched up with: Not in FSF. */
+
−
+
−/* Written by Ben Wing.
+
−   Multi-frame support added by Hrvoje Niksic. */
+
−
+
−#include <config.h>
+
−#include "lisp.h"
+
−
+
−#include "device-impl.h"
+
−#include "events.h"
+
−#include "frame-impl.h"
+
−
+
−#include "console-tty-impl.h"
+
−
+
−
+
−/* Default properties to use when creating frames.  */
+
−Lisp_Object Vdefault_tty_frame_plist;
+
−
+
−Lisp_Object Qframe_number, Qmake_frame_after_init_entry_point;
+
−
+
−static void tty_raise_frame (struct frame *);
+
−
+
−
+
−static void
+
−tty_init_frame_1 (struct frame *f, Lisp_Object UNUSED (props),
+
−		  int frame_name_is_defaulted)
+
−{
+
−  struct device *d = XDEVICE (FRAME_DEVICE (f));
+
−  struct console *c = XCONSOLE (DEVICE_CONSOLE (d));
+
−
+
−  ++CONSOLE_TTY_DATA (c)->frame_count;
+
−  f->order_count = CONSOLE_TTY_DATA (c)->frame_count;
+
−  f->height = CONSOLE_TTY_DATA (c)->height;
+
−  f->width = CONSOLE_TTY_DATA (c)->width;
+
−  if (frame_name_is_defaulted)
+
−    f->name = emacs_sprintf_string ("F%d", f->order_count);
+
−}
+
−
+
−static void
+
−tty_init_frame_3 (struct frame *f)
+
−{
+
−  tty_raise_frame (f);
+
−}
+
−
+
−static void
+
−tty_select_frame_if_unhidden (Lisp_Object frame)
+
−{
+
−  if (FRAME_REPAINT_P (XFRAME (frame)))
+
−    select_frame_1 (frame);
+
−}
+
−
+
−static void
+
−tty_schedule_frame_select (struct frame *f)
+
−{
+
−  Lisp_Object frame = wrap_frame (f);
+
−
+
−  enqueue_magic_eval_event (tty_select_frame_if_unhidden, frame);
+
−}
+
−
+
−static void
+
−tty_after_init_frame (struct frame *f, int UNUSED (first_on_device),
+
−		      int first_on_console)
+
−{
+
−  if (first_on_console)
+
−    call1 (Qmake_frame_after_init_entry_point, FRAME_CONSOLE (f));
+
−}
+
−
+
−/* Change from withdrawn state to mapped state. */
+
−static void
+
−tty_make_frame_visible (struct frame *f)
+
−{
+
−  if (!FRAME_VISIBLE_P (f))
+
−    {
+
−      f->visible = -1;
+
−    }
+
−}
+
−
+
−/* Change from mapped state to withdrawn state. */
+
−static void
+
−tty_make_frame_invisible (struct frame *f)
+
−{
+
−  f->visible = 0;
+
−}
+
−
+
−static void
+
−tty_make_frame_hidden (struct frame *f)
+
−{
+
−  f->visible = -1;
+
−}
+
−
+
−static void
+
−tty_make_frame_unhidden (struct frame *f)
+
−{
+
−  if (!FRAME_REPAINT_P (f))
+
−    {
+
−      SET_FRAME_CLEAR (f);
+
−      f->visible = 1;
+
−    }
+
−}
+
−
+
−static int
+
−tty_frame_visible_p (struct frame *f)
+
−{
+
−  return FRAME_VISIBLE_P (f);
+
−}
+
−
+
−static void
+
−tty_raise_frame_no_select (struct frame *f)
+
−{
+
−  LIST_LOOP_2 (frame, DEVICE_FRAME_LIST (XDEVICE (FRAME_DEVICE (f))))
+
−    {
+
−      struct frame *o = XFRAME (frame);
+
−      if (o != f && FRAME_REPAINT_P (o))
+
−	{
+
−	   tty_make_frame_hidden (o);
+
−	   break;
+
−	}
+
−    }
+
−  tty_make_frame_unhidden (f);
+
−}
+
−
+
−static void
+
−tty_raise_frame (struct frame *f)
+
−{
+
−  tty_raise_frame_no_select (f);
+
−  tty_schedule_frame_select (f);
+
−}
+
−
+
−static void
+
−tty_lower_frame (struct frame *f)
+
−{
+
−  Lisp_Object frame_list = DEVICE_FRAME_LIST (XDEVICE (FRAME_DEVICE (f)));
+
−  Lisp_Object tail, new_;
+
−
+
−  if (!FRAME_REPAINT_P (f))
+
−    return;
+
−
+
−  LIST_LOOP (tail, frame_list)
+
−    {
+
−      if (f == XFRAME (XCAR (tail)))
+
−	break;
+
−    }
+
−
+
−  /* To lower this frame, another frame has to be raised.  Return if
+
−     there is no other frame. */
+
−  if (NILP (tail) && EQ (frame_list, tail))
+
−    return;
+
−
+
−  tty_make_frame_hidden (f);
+
−  if (CONSP (XCDR (tail)))
+
−    new_ = XCAR (XCDR (tail));
+
−  else
+
−    new_ = XCAR (frame_list);
+
−  tty_make_frame_unhidden (XFRAME (new_));
+
−  tty_schedule_frame_select (XFRAME (new_));
+
−}
+
−
+
−static void
+
−tty_delete_frame (struct frame *f)
+
−{
+
−  struct device *d = XDEVICE (FRAME_DEVICE (f));
+
−
+
−  if (!NILP (DEVICE_SELECTED_FRAME (d)))
+
−    tty_raise_frame (XFRAME (DEVICE_SELECTED_FRAME (d)));
+
−}
+
−
+
−static Lisp_Object
+
−tty_frame_property (struct frame *f, Lisp_Object property)
+
−{
+
−  if (EQ (Qframe_number, property))
+
−    return make_fixnum (f->order_count);
+
−
+
−  return Qunbound;
+
−}
+
−
+
−static int
+
−tty_internal_frame_property_p (struct frame *UNUSED (f), Lisp_Object property)
+
−{
+
−  return EQ (property, Qframe_number);
+
−}
+
−
+
−static Lisp_Object
+
−tty_frame_properties (struct frame *f)
+
−{
+
−  Lisp_Object props = Qnil;
+
−
+
−  props = cons3 (Qframe_number, make_fixnum (f->order_count), props);
+
−
+
−  return props;
+
−}
+
−
+
−/************************************************************************/
+
−/*			      initialization				*/
+
−/************************************************************************/
+
−
+
−void
+
−console_type_create_frame_tty (void)
+
−{
+
−  CONSOLE_HAS_METHOD (tty, init_frame_1);
+
−  CONSOLE_HAS_METHOD (tty, init_frame_3);
+
−  CONSOLE_HAS_METHOD (tty, after_init_frame);
+
−  CONSOLE_HAS_METHOD (tty, make_frame_visible);
+
−  CONSOLE_HAS_METHOD (tty, make_frame_invisible);
+
−  CONSOLE_HAS_METHOD (tty, frame_visible_p);
+
−  CONSOLE_HAS_METHOD (tty, raise_frame);
+
−  CONSOLE_HAS_METHOD (tty, lower_frame);
+
−  CONSOLE_HAS_METHOD (tty, delete_frame);
+
−  CONSOLE_HAS_METHOD (tty, frame_property);
+
−  CONSOLE_HAS_METHOD (tty, internal_frame_property_p);
+
−  CONSOLE_HAS_METHOD (tty, frame_properties);
+
−}
+
−
+
−void
+
−syms_of_frame_tty (void)
+
−{
+
−  DEFSYMBOL (Qframe_number);
+
−  DEFSYMBOL (Qmake_frame_after_init_entry_point);
+
−}
+
−
+
−void
+
−vars_of_frame_tty (void)
+
−{
+
−  DEFVAR_LISP ("default-tty-frame-plist", &Vdefault_tty_frame_plist /*
+
−Plist of default frame-creation properties for tty frames.
+
−These are in addition to and override what is specified in
+
−`default-frame-plist', but are overridden by the arguments to the
+
−particular call to `make-frame'.
+
−*/ );
+
−  Vdefault_tty_frame_plist = Qnil;
+
−
+
−  tty_console_methods->device_specific_frame_props =
+
−    &Vdefault_tty_frame_plist;
+
−
+
−  /* Tty frames are now supported.  Advertise a feature to indicate this. */
+
−  Fprovide (intern ("tty-frames"));
+
−}