/* Window definitions for GNU Emacs.
- Copyright (C) 1985, 1986, 1993, 1995 Free Software Foundation, Inc.
+ Copyright (C) 1985, 1986, 1993, 1995, 1997, 1998, 1999, 2000, 2001, 2003
+ Free Software Foundation, Inc.
This file is part of GNU Emacs.
set up for it in advance. Set by scrolling commands. */
Lisp_Object force_start;
/* Non-nil means we have explicitly changed the value of start,
- but that the next redisplay is not obliged to use the new value. */
+ but that the next redisplay is not obliged to use the new value.
+ This is used in Fdelete_other_windows to force a call to
+ Vwindow_scroll_functions; also by Frecenter with argument. */
Lisp_Object optional_new_start;
/* Number of columns display within the window is scrolled to the left. */
Lisp_Object hscroll;
+ /* Minimum hscroll for automatic hscrolling. This is the value
+ the user has set, by set-window-hscroll for example. */
+ Lisp_Object min_hscroll;
/* Number saying how recently window was selected */
Lisp_Object use_time;
/* Unique number of window assigned when it was created */
/* Original window height and top before mini-window was
enlarged. */
Lisp_Object orig_height, orig_top;
-
+
/* No Lisp data may follow below this point without changing
mark_object in alloc.c. The member current_matrix must be the
first non-Lisp member. */
/* Intended cursor position. This is a position within the
glyph matrix. */
struct cursor_pos cursor;
-
+
/* Where the cursor actually is. */
struct cursor_pos phys_cursor;
-
- /* Cursor type last drawn on the window. Used for X frames; -1
- initially. */
- int phys_cursor_type;
+
+ /* Cursor type and width of last cursor drawn on the window.
+ Used for X and w32 frames; -1 initially. */
+ int phys_cursor_type, phys_cursor_width;
/* This is handy for undrawing the cursor. */
int phys_cursor_ascent, phys_cursor_height;
-
+
/* Non-zero means the cursor is currently displayed. This can be
set to zero by functions overpainting the cursor image. */
unsigned phys_cursor_on_p : 1;
/* Amount by which lines of this window are scrolled in
y-direction (smooth scrolling). */
int vscroll;
-
+
/* Z_BYTE - the buffer position of the last glyph in the current matrix
of W. Only valid if WINDOW_END_VALID is not nil. */
int window_end_bytepos;
/* 1 if W is a minibuffer window. */
-#define MINI_WINDOW_P(W) (!EQ ((W)->mini_p, Qnil))
+#define MINI_WINDOW_P(W) (!NILP ((W)->mini_p))
/* Return the window column at which the text in window W starts.
This is different from the `left' field because it does not include
a left-hand scroll bar if any. */
-
+
#define WINDOW_LEFT_MARGIN(W) \
(XFASTINT ((W)->left) \
+ FRAME_LEFT_SCROLL_BAR_WIDTH (XFRAME (WINDOW_FRAME (W))))
? FRAME_SCROLL_BAR_COLS (XFRAME (WINDOW_FRAME (W))) \
: 0))
-/* 1 if window W takes up the full width of its frame. */
+/* 1 if window W takes up the full width of its frame. */
#define WINDOW_FULL_WIDTH_P(W) \
(XFASTINT ((W)->width) == FRAME_WINDOW_WIDTH (XFRAME (WINDOW_FRAME (W))))
-/* 1 if window W's has no other windows to its right in its frame. */
+/* 1 if window W's has no other windows to its right in its frame. */
#define WINDOW_RIGHTMOST_P(W) \
(WINDOW_RIGHT_EDGE (W) == FRAME_WINDOW_WIDTH (XFRAME (WINDOW_FRAME (W))))
-
+
/* This is the window in which the terminal's cursor should
be left when nothing is being done with it. This must
extern Lisp_Object minibuf_window;
+/* Non-nil means it is the window whose mode line should be
+ shown as the selected window when the minibuffer is selected. */
+
+extern Lisp_Object minibuf_selected_window;
+
/* Non-nil => window to for C-M-v to scroll when the minibuffer is
selected. */
extern Lisp_Object Vmouse_event;
EXFUN (Fnext_window, 3);
-EXFUN (Fselect_window, 1);
+EXFUN (Fselect_window, 2);
EXFUN (Fdisplay_buffer, 3);
EXFUN (Fset_window_buffer, 2);
EXFUN (Fset_window_hscroll, 2);
EXFUN (Fset_window_vscroll, 2);
EXFUN (Fwindow_vscroll, 1);
EXFUN (Fset_window_margins, 3);
+EXFUN (Fwindow_live_p, 1);
+EXFUN (Fset_window_point, 2);
extern Lisp_Object make_window P_ ((void));
extern void delete_window P_ ((Lisp_Object));
-extern Lisp_Object window_from_coordinates P_ ((struct frame *, int, int, int *, int));
+extern Lisp_Object window_from_coordinates P_ ((struct frame *, int, int,
+ enum window_part *, int));
EXFUN (Fwindow_dedicated_p, 1);
extern int window_height P_ ((Lisp_Object));
extern int window_width P_ ((Lisp_Object));
extern void set_window_height P_ ((Lisp_Object, int, int));
extern void set_window_width P_ ((Lisp_Object, int, int));
+extern void change_window_heights P_ ((Lisp_Object, int));
extern void delete_all_subwindows P_ ((struct window *));
extern void freeze_window_starts P_ ((struct frame *, int));
-extern void foreach_window ();
+extern void foreach_window P_ ((struct frame *,
+ int (* fn) (struct window *, void *),
+ void *));
extern void grow_mini_window P_ ((struct window *, int));
extern void shrink_mini_window P_ ((struct window *));
extern int windows_or_buffers_changed;
+/* Nonzero means a frame's cursor type has been changed. */
+
+extern int cursor_type_changed;
+
/* Number of windows displaying the selected buffer. Normally this is
1, but it can be more. */
struct glyph *get_phys_cursor_glyph P_ ((struct window *w));
+/* Value is non-zero if WINDOW is a live window. */
+
+#define WINDOW_LIVE_P(WINDOW) \
+ (WINDOWP ((WINDOW)) && !NILP (XWINDOW ((WINDOW))->buffer))
+
+
+/* These used to be in lisp.h. */
+
+extern Lisp_Object Qwindowp, Qwindow_live_p;
+extern Lisp_Object Vwindow_list;
+
+EXFUN (Fwindow_end, 2);
+EXFUN (Fselected_window, 0);
+EXFUN (Fdelete_window, 1);
+EXFUN (Fwindow_buffer, 1);
+EXFUN (Fget_buffer_window, 2);
+EXFUN (Fsave_window_excursion, UNEVALLED);
+EXFUN (Fsplit_window, 3);
+EXFUN (Fset_window_configuration, 1);
+EXFUN (Fcurrent_window_configuration, 1);
+extern int compare_window_configurations P_ ((Lisp_Object, Lisp_Object, int));
+EXFUN (Fcoordinates_in_window_p, 2);
+EXFUN (Fwindow_at, 3);
+EXFUN (Fpos_visible_in_window_p, 3);
+extern void mark_window_cursors_off P_ ((struct window *));
+extern int window_internal_height P_ ((struct window *));
+extern int window_internal_width P_ ((struct window *));
+EXFUN (Frecenter, 1);
+EXFUN (Fscroll_other_window, 1);
+EXFUN (Fset_window_start, 3);
+extern void temp_output_buffer_show P_ ((Lisp_Object));
+extern void replace_buffer_in_all_windows P_ ((Lisp_Object));
+extern void init_window_once P_ ((void));
+extern void init_window P_ ((void));
+extern void syms_of_window P_ ((void));
+extern void keys_of_window P_ ((void));
+
+
#endif /* not WINDOW_H_INCLUDED */