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/* Functions for the X window system.
Copyright (C) 1989, 1992-2015 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs 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.
GNU Emacs 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 GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
#include <stdio.h>
#include <math.h>
#include <unistd.h>
#include "lisp.h"
#include "xterm.h"
#include "frame.h"
#include "window.h"
#include "character.h"
#include "buffer.h"
#include "intervals.h"
#include "dispextern.h"
#include "keyboard.h"
#include "blockinput.h"
#include <epaths.h>
#include "charset.h"
#include "coding.h"
#include "fontset.h"
#include "systime.h"
#include "termhooks.h"
#include "atimer.h"
#include "termchar.h"
#include "font.h"
#include <sys/types.h>
#include <sys/stat.h>
#if 1 /* Used to be #ifdef EMACS_BITMAP_FILES, but this should always work. */
#include "bitmaps/gray.xbm"
#else
#include <X11/bitmaps/gray>
#endif
#include "xsettings.h"
#ifdef HAVE_XRANDR
#include <X11/extensions/Xrandr.h>
#endif
#ifdef HAVE_XINERAMA
#include <X11/extensions/Xinerama.h>
#endif
#ifdef USE_GTK
#include "gtkutil.h"
#endif
#ifdef USE_X_TOOLKIT
#include <X11/Shell.h>
#ifndef USE_MOTIF
#ifdef HAVE_XAW3D
#include <X11/Xaw3d/Paned.h>
#include <X11/Xaw3d/Label.h>
#else /* !HAVE_XAW3D */
#include <X11/Xaw/Paned.h>
#include <X11/Xaw/Label.h>
#endif /* HAVE_XAW3D */
#endif /* USE_MOTIF */
#ifdef USG
#undef USG /* ####KLUDGE for Solaris 2.2 and up */
#include <X11/Xos.h>
#define USG
#ifdef USG /* Pacify gcc -Wunused-macros. */
#endif
#else
#include <X11/Xos.h>
#endif
#include "widget.h"
#include "../lwlib/lwlib.h"
#ifdef USE_MOTIF
#include <Xm/Xm.h>
#include <Xm/DialogS.h>
#include <Xm/FileSB.h>
#include <Xm/List.h>
#include <Xm/TextF.h>
#endif
#ifdef USE_LUCID
#include "../lwlib/xlwmenu.h"
#endif
#if !defined (NO_EDITRES)
#define HACK_EDITRES
extern void _XEditResCheckMessages (Widget, XtPointer, XEvent *, Boolean *);
#endif /* not defined NO_EDITRES */
/* Unique id counter for widgets created by the Lucid Widget Library. */
extern LWLIB_ID widget_id_tick;
#ifdef USE_MOTIF
#endif /* USE_MOTIF */
#endif /* USE_X_TOOLKIT */
#ifdef USE_GTK
#endif /* USE_GTK */
#define MAXREQUEST(dpy) (XMaxRequestSize (dpy))
static Lisp_Object Qsuppress_icon;
static Lisp_Object Qundefined_color;
static Lisp_Object Qcompound_text, Qcancel_timer;
Lisp_Object Qfont_param;
#ifdef GLYPH_DEBUG
static ptrdiff_t image_cache_refcount;
static int dpyinfo_refcount;
#endif
static struct x_display_info *x_display_info_for_name (Lisp_Object);
/* Let the user specify an X display with a Lisp object.
OBJECT may be nil, a frame or a terminal object.
nil stands for the selected frame--or, if that is not an X frame,
the first X display on the list. */
struct x_display_info *
check_x_display_info (Lisp_Object object)
{
struct x_display_info *dpyinfo = NULL;
if (NILP (object))
{
struct frame *sf = XFRAME (selected_frame);
if (FRAME_X_P (sf) && FRAME_LIVE_P (sf))
dpyinfo = FRAME_DISPLAY_INFO (sf);
else if (x_display_list != 0)
dpyinfo = x_display_list;
else
error ("X windows are not in use or not initialized");
}
else if (TERMINALP (object))
{
struct terminal *t = get_terminal (object, 1);
if (t->type != output_x_window)
error ("Terminal %d is not an X display", t->id);
dpyinfo = t->display_info.x;
}
else if (STRINGP (object))
dpyinfo = x_display_info_for_name (object);
else
{
struct frame *f = decode_window_system_frame (object);
dpyinfo = FRAME_DISPLAY_INFO (f);
}
return dpyinfo;
}
/* Store the screen positions of frame F into XPTR and YPTR.
These are the positions of the containing window manager window,
not Emacs's own window. */
void
x_real_positions (struct frame *f, int *xptr, int *yptr)
{
int win_x, win_y, outer_x IF_LINT (= 0), outer_y IF_LINT (= 0);
int real_x = 0, real_y = 0;
int had_errors = 0;
Window win = f->output_data.x->parent_desc;
Atom actual_type;
unsigned long actual_size, bytes_remaining;
int rc, actual_format;
struct x_display_info *dpyinfo = FRAME_DISPLAY_INFO (f);
long max_len = 400;
Display *dpy = FRAME_X_DISPLAY (f);
unsigned char *tmp_data = NULL;
Atom target_type = XA_CARDINAL;
block_input ();
x_catch_errors (dpy);
if (win == dpyinfo->root_window)
win = FRAME_OUTER_WINDOW (f);
/* This loop traverses up the containment tree until we hit the root
window. Window managers may intersect many windows between our window
and the root window. The window we find just before the root window
should be the outer WM window. */
for (;;)
{
Window wm_window, rootw;
Window *tmp_children;
unsigned int tmp_nchildren;
int success;
success = XQueryTree (FRAME_X_DISPLAY (f), win, &rootw,
&wm_window, &tmp_children, &tmp_nchildren);
had_errors = x_had_errors_p (FRAME_X_DISPLAY (f));
/* Don't free tmp_children if XQueryTree failed. */
if (! success)
break;
XFree (tmp_children);
if (wm_window == rootw || had_errors)
break;
win = wm_window;
}
if (! had_errors)
{
unsigned int ign;
Window child, rootw;
/* Get the real coordinates for the WM window upper left corner */
XGetGeometry (FRAME_X_DISPLAY (f), win,
&rootw, &real_x, &real_y, &ign, &ign, &ign, &ign);
/* Translate real coordinates to coordinates relative to our
window. For our window, the upper left corner is 0, 0.
Since the upper left corner of the WM window is outside
our window, win_x and win_y will be negative:
------------------ ---> x
| title |
| ----------------- v y
| | our window
*/
XTranslateCoordinates (FRAME_X_DISPLAY (f),
/* From-window, to-window. */
FRAME_DISPLAY_INFO (f)->root_window,
FRAME_X_WINDOW (f),
/* From-position, to-position. */
real_x, real_y, &win_x, &win_y,
/* Child of win. */
&child);
if (FRAME_X_WINDOW (f) == FRAME_OUTER_WINDOW (f))
{
outer_x = win_x;
outer_y = win_y;
}
else
{
XTranslateCoordinates (FRAME_X_DISPLAY (f),
/* From-window, to-window. */
FRAME_DISPLAY_INFO (f)->root_window,
FRAME_OUTER_WINDOW (f),
/* From-position, to-position. */
real_x, real_y, &outer_x, &outer_y,
/* Child of win. */
&child);
}
had_errors = x_had_errors_p (FRAME_X_DISPLAY (f));
}
if (dpyinfo->root_window == f->output_data.x->parent_desc)
{
/* Try _NET_FRAME_EXTENTS if our parent is the root window. */
rc = XGetWindowProperty (dpy, win, dpyinfo->Xatom_net_frame_extents,
0, max_len, False, target_type,
&actual_type, &actual_format, &actual_size,
&bytes_remaining, &tmp_data);
if (rc == Success && actual_type == target_type && !x_had_errors_p (dpy)
&& actual_size == 4 && actual_format == 32)
{
unsigned int ign;
Window rootw;
long *fe = (long *)tmp_data;
XGetGeometry (FRAME_X_DISPLAY (f), win,
&rootw, &real_x, &real_y, &ign, &ign, &ign, &ign);
outer_x = -fe[0];
outer_y = -fe[2];
real_x -= fe[0];
real_y -= fe[2];
}
}
if (tmp_data) XFree (tmp_data);
x_uncatch_errors ();
unblock_input ();
if (had_errors) return;
f->x_pixels_diff = -win_x;
f->y_pixels_diff = -win_y;
FRAME_X_OUTPUT (f)->x_pixels_outer_diff = -outer_x;
FRAME_X_OUTPUT (f)->y_pixels_outer_diff = -outer_y;
*xptr = real_x;
*yptr = real_y;
}
/* Gamma-correct COLOR on frame F. */
void
gamma_correct (struct frame *f, XColor *color)
{
if (f->gamma)
{
color->red = pow (color->red / 65535.0, f->gamma) * 65535.0 + 0.5;
color->green = pow (color->green / 65535.0, f->gamma) * 65535.0 + 0.5;
color->blue = pow (color->blue / 65535.0, f->gamma) * 65535.0 + 0.5;
}
}
/* Decide if color named COLOR_NAME is valid for use on frame F. If
so, return the RGB values in COLOR. If ALLOC_P,
allocate the color. Value is false if COLOR_NAME is invalid, or
no color could be allocated. */
bool
x_defined_color (struct frame *f, const char *color_name,
XColor *color, bool alloc_p)
{
bool success_p = 0;
Display *dpy = FRAME_X_DISPLAY (f);
Colormap cmap = FRAME_X_COLORMAP (f);
block_input ();
#ifdef USE_GTK
success_p = xg_check_special_colors (f, color_name, color);
#endif
if (!success_p)
success_p = XParseColor (dpy, cmap, color_name, color) != 0;
if (success_p && alloc_p)
success_p = x_alloc_nearest_color (f, cmap, color);
unblock_input ();
return success_p;
}
/* Return the pixel color value for color COLOR_NAME on frame F. If F
is a monochrome frame, return MONO_COLOR regardless of what ARG says.
Signal an error if color can't be allocated. */
static int
x_decode_color (struct frame *f, Lisp_Object color_name, int mono_color)
{
XColor cdef;
CHECK_STRING (color_name);
#if 0 /* Don't do this. It's wrong when we're not using the default
colormap, it makes freeing difficult, and it's probably not
an important optimization. */
if (strcmp (SDATA (color_name), "black") == 0)
return BLACK_PIX_DEFAULT (f);
else if (strcmp (SDATA (color_name), "white") == 0)
return WHITE_PIX_DEFAULT (f);
#endif
/* Return MONO_COLOR for monochrome frames. */
if (FRAME_DISPLAY_INFO (f)->n_planes == 1)
return mono_color;
/* x_defined_color is responsible for coping with failures
by looking for a near-miss. */
if (x_defined_color (f, SSDATA (color_name), &cdef, 1))
return cdef.pixel;
signal_error ("Undefined color", color_name);
}
/* Change the `wait-for-wm' frame parameter of frame F. OLD_VALUE is
the previous value of that parameter, NEW_VALUE is the new value.
See also the comment of wait_for_wm in struct x_output. */
static void
x_set_wait_for_wm (struct frame *f, Lisp_Object new_value, Lisp_Object old_value)
{
f->output_data.x->wait_for_wm = !NILP (new_value);
}
static void
x_set_tool_bar_position (struct frame *f,
Lisp_Object new_value,
Lisp_Object old_value)
{
if (! EQ (new_value, Qleft) && ! EQ (new_value, Qright)
&& ! EQ (new_value, Qbottom) && ! EQ (new_value, Qtop))
return;
if (EQ (new_value, old_value)) return;
#ifdef USE_GTK
xg_change_toolbar_position (f, new_value);
fset_tool_bar_position (f, new_value);
#endif
}
#ifdef USE_GTK
/* Set icon from FILE for frame F. By using GTK functions the icon
may be any format that GdkPixbuf knows about, i.e. not just bitmaps. */
int
xg_set_icon (struct frame *f, Lisp_Object file)
{
int result = 0;
Lisp_Object found;
found = x_find_image_file (file);
if (! NILP (found))
{
GdkPixbuf *pixbuf;
GError *err = NULL;
char *filename = SSDATA (found);
block_input ();
pixbuf = gdk_pixbuf_new_from_file (filename, &err);
if (pixbuf)
{
gtk_window_set_icon (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)),
pixbuf);
g_object_unref (pixbuf);
result = 1;
}
else
g_error_free (err);
unblock_input ();
}
return result;
}
int
xg_set_icon_from_xpm_data (struct frame *f, const char **data)
{
GdkPixbuf *pixbuf = gdk_pixbuf_new_from_xpm_data (data);
if (!pixbuf)
return 0;
gtk_window_set_icon (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), pixbuf);
g_object_unref (pixbuf);
return 1;
}
#endif /* USE_GTK */
/* Functions called only from `x_set_frame_param'
to set individual parameters.
If FRAME_X_WINDOW (f) is 0,
the frame is being created and its X-window does not exist yet.
In that case, just record the parameter's new value
in the standard place; do not attempt to change the window. */
static void
x_set_foreground_color (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
{
struct x_output *x = f->output_data.x;
unsigned long fg, old_fg;
fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f));
old_fg = FRAME_FOREGROUND_PIXEL (f);
FRAME_FOREGROUND_PIXEL (f) = fg;
if (FRAME_X_WINDOW (f) != 0)
{
Display *dpy = FRAME_X_DISPLAY (f);
block_input ();
XSetForeground (dpy, x->normal_gc, fg);
XSetBackground (dpy, x->reverse_gc, fg);
if (x->cursor_pixel == old_fg)
{
unload_color (f, x->cursor_pixel);
x->cursor_pixel = x_copy_color (f, fg);
XSetBackground (dpy, x->cursor_gc, x->cursor_pixel);
}
unblock_input ();
update_face_from_frame_parameter (f, Qforeground_color, arg);
if (FRAME_VISIBLE_P (f))
redraw_frame (f);
}
unload_color (f, old_fg);
}
static void
x_set_background_color (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
{
struct x_output *x = f->output_data.x;
unsigned long bg;
bg = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f));
unload_color (f, FRAME_BACKGROUND_PIXEL (f));
FRAME_BACKGROUND_PIXEL (f) = bg;
if (FRAME_X_WINDOW (f) != 0)
{
Display *dpy = FRAME_X_DISPLAY (f);
block_input ();
XSetBackground (dpy, x->normal_gc, bg);
XSetForeground (dpy, x->reverse_gc, bg);
XSetWindowBackground (dpy, FRAME_X_WINDOW (f), bg);
XSetForeground (dpy, x->cursor_gc, bg);
#ifdef USE_GTK
xg_set_background_color (f, bg);
#endif
#ifndef USE_TOOLKIT_SCROLL_BARS /* Turns out to be annoying with
toolkit scroll bars. */
{
Lisp_Object bar;
for (bar = FRAME_SCROLL_BARS (f);
!NILP (bar);
bar = XSCROLL_BAR (bar)->next)
{
Window window = XSCROLL_BAR (bar)->x_window;
XSetWindowBackground (dpy, window, bg);
}
}
#endif /* USE_TOOLKIT_SCROLL_BARS */
unblock_input ();
update_face_from_frame_parameter (f, Qbackground_color, arg);
if (FRAME_VISIBLE_P (f))
redraw_frame (f);
}
}
static Cursor
make_invisible_cursor (struct frame *f)
{
Display *dpy = FRAME_X_DISPLAY (f);
static char const no_data[] = { 0 };
Pixmap pix;
XColor col;
Cursor c = 0;
x_catch_errors (dpy);
pix = XCreateBitmapFromData (dpy, FRAME_DISPLAY_INFO (f)->root_window,
no_data, 1, 1);
if (! x_had_errors_p (dpy) && pix != None)
{
Cursor pixc;
col.pixel = 0;
col.red = col.green = col.blue = 0;
col.flags = DoRed | DoGreen | DoBlue;
pixc = XCreatePixmapCursor (dpy, pix, pix, &col, &col, 0, 0);
if (! x_had_errors_p (dpy) && pixc != None)
c = pixc;
XFreePixmap (dpy, pix);
}
x_uncatch_errors ();
return c;
}
static void
x_set_mouse_color (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
{
struct x_output *x = f->output_data.x;
Display *dpy = FRAME_X_DISPLAY (f);
Cursor cursor, nontext_cursor, mode_cursor, hand_cursor;
Cursor hourglass_cursor, horizontal_drag_cursor, vertical_drag_cursor;
unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f));
unsigned long mask_color = FRAME_BACKGROUND_PIXEL (f);
/* Don't let pointers be invisible. */
if (mask_color == pixel)
{
x_free_colors (f, &pixel, 1);
pixel = x_copy_color (f, FRAME_FOREGROUND_PIXEL (f));
}
unload_color (f, x->mouse_pixel);
x->mouse_pixel = pixel;
block_input ();
/* It's not okay to crash if the user selects a screwy cursor. */
x_catch_errors (dpy);
if (!NILP (Vx_pointer_shape))
{
CHECK_NUMBER (Vx_pointer_shape);
cursor = XCreateFontCursor (dpy, XINT (Vx_pointer_shape));
}
else
cursor = XCreateFontCursor (dpy, XC_xterm);
x_check_errors (dpy, "bad text pointer cursor: %s");
if (!NILP (Vx_nontext_pointer_shape))
{
CHECK_NUMBER (Vx_nontext_pointer_shape);
nontext_cursor
= XCreateFontCursor (dpy, XINT (Vx_nontext_pointer_shape));
}
else
nontext_cursor = XCreateFontCursor (dpy, XC_left_ptr);
x_check_errors (dpy, "bad nontext pointer cursor: %s");
if (!NILP (Vx_hourglass_pointer_shape))
{
CHECK_NUMBER (Vx_hourglass_pointer_shape);
hourglass_cursor
= XCreateFontCursor (dpy, XINT (Vx_hourglass_pointer_shape));
}
else
hourglass_cursor = XCreateFontCursor (dpy, XC_watch);
x_check_errors (dpy, "bad hourglass pointer cursor: %s");
if (!NILP (Vx_mode_pointer_shape))
{
CHECK_NUMBER (Vx_mode_pointer_shape);
mode_cursor = XCreateFontCursor (dpy, XINT (Vx_mode_pointer_shape));
}
else
mode_cursor = XCreateFontCursor (dpy, XC_xterm);
x_check_errors (dpy, "bad modeline pointer cursor: %s");
if (!NILP (Vx_sensitive_text_pointer_shape))
{
CHECK_NUMBER (Vx_sensitive_text_pointer_shape);
hand_cursor
= XCreateFontCursor (dpy, XINT (Vx_sensitive_text_pointer_shape));
}
else
hand_cursor = XCreateFontCursor (dpy, XC_hand2);
if (!NILP (Vx_window_horizontal_drag_shape))
{
CHECK_TYPE_RANGED_INTEGER (unsigned, Vx_window_horizontal_drag_shape);
horizontal_drag_cursor
= XCreateFontCursor (dpy, XINT (Vx_window_horizontal_drag_shape));
}
else
horizontal_drag_cursor
= XCreateFontCursor (dpy, XC_sb_h_double_arrow);
if (!NILP (Vx_window_vertical_drag_shape))
{
CHECK_NUMBER (Vx_window_vertical_drag_shape);
vertical_drag_cursor
= XCreateFontCursor (dpy, XINT (Vx_window_vertical_drag_shape));
}
else
vertical_drag_cursor
= XCreateFontCursor (dpy, XC_sb_v_double_arrow);
/* Check and report errors with the above calls. */
x_check_errors (dpy, "can't set cursor shape: %s");
x_uncatch_errors ();
{
XColor fore_color, back_color;
fore_color.pixel = x->mouse_pixel;
x_query_color (f, &fore_color);
back_color.pixel = mask_color;
x_query_color (f, &back_color);
XRecolorCursor (dpy, cursor, &fore_color, &back_color);
XRecolorCursor (dpy, nontext_cursor, &fore_color, &back_color);
XRecolorCursor (dpy, mode_cursor, &fore_color, &back_color);
XRecolorCursor (dpy, hand_cursor, &fore_color, &back_color);
XRecolorCursor (dpy, hourglass_cursor, &fore_color, &back_color);
XRecolorCursor (dpy, horizontal_drag_cursor, &fore_color, &back_color);
XRecolorCursor (dpy, vertical_drag_cursor, &fore_color, &back_color);
}
if (FRAME_X_WINDOW (f) != 0)
XDefineCursor (dpy, FRAME_X_WINDOW (f),
f->output_data.x->current_cursor = cursor);
if (FRAME_DISPLAY_INFO (f)->invisible_cursor == 0)
FRAME_DISPLAY_INFO (f)->invisible_cursor = make_invisible_cursor (f);
if (cursor != x->text_cursor
&& x->text_cursor != 0)
XFreeCursor (dpy, x->text_cursor);
x->text_cursor = cursor;
if (nontext_cursor != x->nontext_cursor
&& x->nontext_cursor != 0)
XFreeCursor (dpy, x->nontext_cursor);
x->nontext_cursor = nontext_cursor;
if (hourglass_cursor != x->hourglass_cursor
&& x->hourglass_cursor != 0)
XFreeCursor (dpy, x->hourglass_cursor);
x->hourglass_cursor = hourglass_cursor;
if (mode_cursor != x->modeline_cursor
&& x->modeline_cursor != 0)
XFreeCursor (dpy, f->output_data.x->modeline_cursor);
x->modeline_cursor = mode_cursor;
if (hand_cursor != x->hand_cursor
&& x->hand_cursor != 0)
XFreeCursor (dpy, x->hand_cursor);
x->hand_cursor = hand_cursor;
if (horizontal_drag_cursor != x->horizontal_drag_cursor
&& x->horizontal_drag_cursor != 0)
XFreeCursor (dpy, x->horizontal_drag_cursor);
x->horizontal_drag_cursor = horizontal_drag_cursor;
if (vertical_drag_cursor != x->vertical_drag_cursor
&& x->vertical_drag_cursor != 0)
XFreeCursor (dpy, x->vertical_drag_cursor);
x->vertical_drag_cursor = vertical_drag_cursor;
XFlush (dpy);
unblock_input ();
update_face_from_frame_parameter (f, Qmouse_color, arg);
}
static void
x_set_cursor_color (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
{
unsigned long fore_pixel, pixel;
bool fore_pixel_allocated_p = 0, pixel_allocated_p = 0;
struct x_output *x = f->output_data.x;
if (!NILP (Vx_cursor_fore_pixel))
{
fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel,
WHITE_PIX_DEFAULT (f));
fore_pixel_allocated_p = 1;
}
else
fore_pixel = FRAME_BACKGROUND_PIXEL (f);
pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f));
pixel_allocated_p = 1;
/* Make sure that the cursor color differs from the background color. */
if (pixel == FRAME_BACKGROUND_PIXEL (f))
{
if (pixel_allocated_p)
{
x_free_colors (f, &pixel, 1);
pixel_allocated_p = 0;
}
pixel = x->mouse_pixel;
if (pixel == fore_pixel)
{
if (fore_pixel_allocated_p)
{
x_free_colors (f, &fore_pixel, 1);
fore_pixel_allocated_p = 0;
}
fore_pixel = FRAME_BACKGROUND_PIXEL (f);
}
}
unload_color (f, x->cursor_foreground_pixel);
if (!fore_pixel_allocated_p)
fore_pixel = x_copy_color (f, fore_pixel);
x->cursor_foreground_pixel = fore_pixel;
unload_color (f, x->cursor_pixel);
if (!pixel_allocated_p)
pixel = x_copy_color (f, pixel);
x->cursor_pixel = pixel;
if (FRAME_X_WINDOW (f) != 0)
{
block_input ();
XSetBackground (FRAME_X_DISPLAY (f), x->cursor_gc, x->cursor_pixel);
XSetForeground (FRAME_X_DISPLAY (f), x->cursor_gc, fore_pixel);
unblock_input ();
if (FRAME_VISIBLE_P (f))
{
x_update_cursor (f, 0);
x_update_cursor (f, 1);
}
}
update_face_from_frame_parameter (f, Qcursor_color, arg);
}
/* Set the border-color of frame F to pixel value PIX.
Note that this does not fully take effect if done before
F has an x-window. */
static void
x_set_border_pixel (struct frame *f, int pix)
{
unload_color (f, f->output_data.x->border_pixel);
f->output_data.x->border_pixel = pix;
if (FRAME_X_WINDOW (f) != 0 && f->border_width > 0)
{
block_input ();
XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), pix);
unblock_input ();
if (FRAME_VISIBLE_P (f))
redraw_frame (f);
}
}
/* Set the border-color of frame F to value described by ARG.
ARG can be a string naming a color.
The border-color is used for the border that is drawn by the X server.
Note that this does not fully take effect if done before
F has an x-window; it must be redone when the window is created.
Note: this is done in two routines because of the way X10 works.
Note: under X11, this is normally the province of the window manager,
and so emacs's border colors may be overridden. */
static void
x_set_border_color (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
{
int pix;
CHECK_STRING (arg);
pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f));
x_set_border_pixel (f, pix);
update_face_from_frame_parameter (f, Qborder_color, arg);
}
static void
x_set_cursor_type (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
{
set_frame_cursor_types (f, arg);
}
static void
x_set_icon_type (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
{
int result;
if (STRINGP (arg))
{
if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt))
return;
}
else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil))
return;
block_input ();
if (NILP (arg))
result = x_text_icon (f,
SSDATA ((!NILP (f->icon_name)
? f->icon_name
: f->name)));
else
result = x_bitmap_icon (f, arg);
if (result)
{
unblock_input ();
error ("No icon window available");
}
XFlush (FRAME_X_DISPLAY (f));
unblock_input ();
}
static void
x_set_icon_name (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
{
int result;
if (STRINGP (arg))
{
if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt))
return;
}
else if (!NILP (arg) || NILP (oldval))
return;
fset_icon_name (f, arg);
if (f->output_data.x->icon_bitmap != 0)
return;
block_input ();
result = x_text_icon (f,
SSDATA ((!NILP (f->icon_name)
? f->icon_name
: !NILP (f->title)
? f->title
: f->name)));
if (result)
{
unblock_input ();
error ("No icon window available");
}
XFlush (FRAME_X_DISPLAY (f));
unblock_input ();
}
void
x_set_menu_bar_lines (struct frame *f, Lisp_Object value, Lisp_Object oldval)
{
int nlines;
#if ! defined (USE_X_TOOLKIT) && ! defined (USE_GTK)
int olines = FRAME_MENU_BAR_LINES (f);
#endif
/* Right now, menu bars don't work properly in minibuf-only frames;
most of the commands try to apply themselves to the minibuffer
frame itself, and get an error because you can't switch buffers
in or split the minibuffer window. */
if (FRAME_MINIBUF_ONLY_P (f))
return;
if (TYPE_RANGED_INTEGERP (int, value))
nlines = XINT (value);
else
nlines = 0;
/* Make sure we redisplay all windows in this frame. */
windows_or_buffers_changed = 59;
#if defined (USE_X_TOOLKIT) || defined (USE_GTK)
FRAME_MENU_BAR_LINES (f) = 0;
FRAME_MENU_BAR_HEIGHT (f) = 0;
if (nlines)
{
FRAME_EXTERNAL_MENU_BAR (f) = 1;
if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0)
/* Make sure next redisplay shows the menu bar. */
XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = 1;
}
else
{
if (FRAME_EXTERNAL_MENU_BAR (f) == 1)
free_frame_menubar (f);
FRAME_EXTERNAL_MENU_BAR (f) = 0;
if (FRAME_X_P (f))
f->output_data.x->menubar_widget = 0;
}
#else /* not USE_X_TOOLKIT && not USE_GTK */
FRAME_MENU_BAR_LINES (f) = nlines;
FRAME_MENU_BAR_HEIGHT (f) = nlines * FRAME_LINE_HEIGHT (f);
resize_frame_windows (f, FRAME_TEXT_HEIGHT (f), 0, 1);
if (FRAME_X_WINDOW (f))
x_clear_under_internal_border (f);
/* If the menu bar height gets changed, the internal border below
the top margin has to be cleared. Also, if the menu bar gets
larger, the area for the added lines has to be cleared except for
the first menu bar line that is to be drawn later. */
if (nlines != olines)
{
int height = FRAME_INTERNAL_BORDER_WIDTH (f);
int width = FRAME_PIXEL_WIDTH (f);
int y;
/* height can be zero here. */
if (FRAME_X_WINDOW (f) && height > 0 && width > 0)
{
y = FRAME_TOP_MARGIN_HEIGHT (f);
block_input ();
x_clear_area (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
0, y, width, height);
unblock_input ();
}
if (nlines > 1 && nlines > olines)
{
y = (olines == 0 ? 1 : olines) * FRAME_LINE_HEIGHT (f);
height = nlines * FRAME_LINE_HEIGHT (f) - y;
block_input ();
x_clear_area (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
0, y, width, height);
unblock_input ();
}
if (nlines == 0 && WINDOWP (f->menu_bar_window))
clear_glyph_matrix (XWINDOW (f->menu_bar_window)->current_matrix);
}
#endif /* not USE_X_TOOLKIT && not USE_GTK */
adjust_frame_glyphs (f);
run_window_configuration_change_hook (f);
}
/* Set the number of lines used for the tool bar of frame F to VALUE.
VALUE not an integer, or < 0 means set the lines to zero. OLDVAL
is the old number of tool bar lines. This function changes the
height of all windows on frame F to match the new tool bar height.
The frame's height doesn't change. */
void
x_set_tool_bar_lines (struct frame *f, Lisp_Object value, Lisp_Object oldval)
{
int nlines;
#if ! defined (USE_GTK)
int delta, root_height;
int unit = FRAME_LINE_HEIGHT (f);
#endif
/* Treat tool bars like menu bars. */
if (FRAME_MINIBUF_ONLY_P (f))
return;
/* Use VALUE only if an int >= 0. */
if (RANGED_INTEGERP (0, value, INT_MAX))
nlines = XFASTINT (value);
else
nlines = 0;
#ifdef USE_GTK
FRAME_TOOL_BAR_LINES (f) = 0;
FRAME_TOOL_BAR_HEIGHT (f) = 0;
if (nlines)
{
FRAME_EXTERNAL_TOOL_BAR (f) = 1;
if (FRAME_X_P (f) && f->output_data.x->toolbar_widget == 0)
/* Make sure next redisplay shows the tool bar. */
XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = 1;
update_frame_tool_bar (f);
}
else
{
if (FRAME_EXTERNAL_TOOL_BAR (f))
free_frame_tool_bar (f);
FRAME_EXTERNAL_TOOL_BAR (f) = 0;
}
#else /* !USE_GTK */
/* Make sure we redisplay all windows in this frame. */
windows_or_buffers_changed = 60;
/* DELTA is in pixels now. */
delta = (nlines - FRAME_TOOL_BAR_LINES (f)) * unit;
/* Don't resize the tool-bar to more than we have room for. Note: The
calculations below and the subsequent call to resize_frame_windows
are inherently flawed because they can make the toolbar higher than
the containing frame. */
if (delta > 0)
{
root_height = WINDOW_PIXEL_HEIGHT (XWINDOW (FRAME_ROOT_WINDOW (f)));
if (root_height - delta < unit)
{
delta = root_height - unit;
/* When creating a new frame and toolbar mode is enabled, we
need at least one toolbar line. */
nlines = max (FRAME_TOOL_BAR_LINES (f) + delta / unit, 1);
}
}
FRAME_TOOL_BAR_LINES (f) = nlines;
FRAME_TOOL_BAR_HEIGHT (f) = nlines * FRAME_LINE_HEIGHT (f);
resize_frame_windows (f, FRAME_TEXT_HEIGHT (f), 0, 1);
#if !defined USE_X_TOOLKIT && !defined USE_GTK
if (FRAME_X_WINDOW (f))
x_clear_under_internal_border (f);
#endif
adjust_frame_glyphs (f);
/* We also have to make sure that the internal border at the top of
the frame, below the menu bar or tool bar, is redrawn when the
tool bar disappears. This is so because the internal border is
below the tool bar if one is displayed, but is below the menu bar
if there isn't a tool bar. The tool bar draws into the area
below the menu bar. */
if (FRAME_X_WINDOW (f) && FRAME_TOOL_BAR_HEIGHT (f) == 0)
{
clear_frame (f);
clear_current_matrices (f);
}
/* If the tool bar gets smaller, the internal border below it
has to be cleared. It was formerly part of the display
of the larger tool bar, and updating windows won't clear it. */
if (delta < 0)
{
int height = FRAME_INTERNAL_BORDER_WIDTH (f);
int width = FRAME_PIXEL_WIDTH (f);
int y = nlines * unit;
/* height can be zero here. */
if (height > 0 && width > 0)
{
block_input ();
x_clear_area (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
0, y, width, height);
unblock_input ();
}
if (WINDOWP (f->tool_bar_window))
clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix);
}
run_window_configuration_change_hook (f);
#endif /* USE_GTK */
}
/* Set the foreground color for scroll bars on frame F to VALUE.
VALUE should be a string, a color name. If it isn't a string or
isn't a valid color name, do nothing. OLDVAL is the old value of
the frame parameter. */
static void
x_set_scroll_bar_foreground (struct frame *f, Lisp_Object value, Lisp_Object oldval)
{
unsigned long pixel;
if (STRINGP (value))
pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f));
else
pixel = -1;
if (f->output_data.x->scroll_bar_foreground_pixel != -1)
unload_color (f, f->output_data.x->scroll_bar_foreground_pixel);
f->output_data.x->scroll_bar_foreground_pixel = pixel;
if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f))
{
/* Remove all scroll bars because they have wrong colors. */
if (FRAME_TERMINAL (f)->condemn_scroll_bars_hook)
(*FRAME_TERMINAL (f)->condemn_scroll_bars_hook) (f);
if (FRAME_TERMINAL (f)->judge_scroll_bars_hook)
(*FRAME_TERMINAL (f)->judge_scroll_bars_hook) (f);
update_face_from_frame_parameter (f, Qscroll_bar_foreground, value);
redraw_frame (f);
}
}
/* Set the background color for scroll bars on frame F to VALUE VALUE
should be a string, a color name. If it isn't a string or isn't a
valid color name, do nothing. OLDVAL is the old value of the frame
parameter. */
static void
x_set_scroll_bar_background (struct frame *f, Lisp_Object value, Lisp_Object oldval)
{
unsigned long pixel;
if (STRINGP (value))
pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f));
else
pixel = -1;
if (f->output_data.x->scroll_bar_background_pixel != -1)
unload_color (f, f->output_data.x->scroll_bar_background_pixel);
#ifdef USE_TOOLKIT_SCROLL_BARS
/* Scrollbar shadow colors. */
if (f->output_data.x->scroll_bar_top_shadow_pixel != -1)
{
unload_color (f, f->output_data.x->scroll_bar_top_shadow_pixel);
f->output_data.x->scroll_bar_top_shadow_pixel = -1;
}
if (f->output_data.x->scroll_bar_bottom_shadow_pixel != -1)
{
unload_color (f, f->output_data.x->scroll_bar_bottom_shadow_pixel);
f->output_data.x->scroll_bar_bottom_shadow_pixel = -1;
}
#endif /* USE_TOOLKIT_SCROLL_BARS */
f->output_data.x->scroll_bar_background_pixel = pixel;
if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f))
{
/* Remove all scroll bars because they have wrong colors. */
if (FRAME_TERMINAL (f)->condemn_scroll_bars_hook)
(*FRAME_TERMINAL (f)->condemn_scroll_bars_hook) (f);
if (FRAME_TERMINAL (f)->judge_scroll_bars_hook)
(*FRAME_TERMINAL (f)->judge_scroll_bars_hook) (f);
update_face_from_frame_parameter (f, Qscroll_bar_background, value);
redraw_frame (f);
}
}
/* Encode Lisp string STRING as a text in a format appropriate for
XICCC (X Inter Client Communication Conventions).
This can call Lisp code, so callers must GCPRO.
If STRING contains only ASCII characters, do no conversion and
return the string data of STRING. Otherwise, encode the text by
CODING_SYSTEM, and return a newly allocated memory area which
should be freed by `xfree' by a caller.
SELECTIONP non-zero means the string is being encoded for an X
selection, so it is safe to run pre-write conversions (which
may run Lisp code).
Store the byte length of resulting text in *TEXT_BYTES.
If the text contains only ASCII and Latin-1, store 1 in *STRING_P,
which means that the `encoding' of the result can be `STRING'.
Otherwise store 0 in *STRINGP, which means that the `encoding' of
the result should be `COMPOUND_TEXT'. */
static unsigned char *
x_encode_text (Lisp_Object string, Lisp_Object coding_system, int selectionp,
ptrdiff_t *text_bytes, int *stringp, int *freep)
{
int result = string_xstring_p (string);
struct coding_system coding;
if (result == 0)
{
/* No multibyte character in OBJ. We need not encode it. */
*text_bytes = SBYTES (string);
*stringp = 1;
*freep = 0;
return SDATA (string);
}
setup_coding_system (coding_system, &coding);
coding.mode |= (CODING_MODE_SAFE_ENCODING | CODING_MODE_LAST_BLOCK);
/* We suppress producing escape sequences for composition. */
coding.common_flags &= ~CODING_ANNOTATION_MASK;
coding.destination = xnmalloc (SCHARS (string), 2);
coding.dst_bytes = SCHARS (string) * 2;
encode_coding_object (&coding, string, 0, 0,
SCHARS (string), SBYTES (string), Qnil);
*text_bytes = coding.produced;
*stringp = (result == 1 || !EQ (coding_system, Qcompound_text));
*freep = 1;
return coding.destination;
}
/* Set the WM name to NAME for frame F. Also set the icon name.
If the frame already has an icon name, use that, otherwise set the
icon name to NAME. */
static void
x_set_name_internal (struct frame *f, Lisp_Object name)
{
if (FRAME_X_WINDOW (f))
{
block_input ();
{
XTextProperty text, icon;
ptrdiff_t bytes;
int stringp;
int do_free_icon_value = 0, do_free_text_value = 0;
Lisp_Object coding_system;
Lisp_Object encoded_name;
Lisp_Object encoded_icon_name;
struct gcpro gcpro1;
/* As ENCODE_UTF_8 may cause GC and relocation of string data,
we use it before x_encode_text that may return string data. */
GCPRO1 (name);
encoded_name = ENCODE_UTF_8 (name);
UNGCPRO;
coding_system = Qcompound_text;
/* Note: Encoding strategy
We encode NAME by compound-text and use "COMPOUND-TEXT" in
text.encoding. But, there are non-internationalized window
managers which don't support that encoding. So, if NAME
contains only ASCII and 8859-1 characters, encode it by
iso-latin-1, and use "STRING" in text.encoding hoping that
such window managers at least analyze this format correctly,
i.e. treat 8-bit bytes as 8859-1 characters.
We may also be able to use "UTF8_STRING" in text.encoding
in the future which can encode all Unicode characters.
But, for the moment, there's no way to know that the
current window manager supports it or not.
Either way, we also set the _NET_WM_NAME and _NET_WM_ICON_NAME
properties. Per the EWMH specification, those two properties
are always UTF8_STRING. This matches what gtk_window_set_title()
does in the USE_GTK case. */
text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp,
&do_free_text_value);
text.encoding = (stringp ? XA_STRING
: FRAME_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT);
text.format = 8;
text.nitems = bytes;
if (text.nitems != bytes)
error ("Window name too large");
if (!STRINGP (f->icon_name))
{
icon = text;
encoded_icon_name = encoded_name;
}
else
{
/* See the above comment "Note: Encoding strategy". */
icon.value = x_encode_text (f->icon_name, coding_system, 0,
&bytes, &stringp, &do_free_icon_value);
icon.encoding = (stringp ? XA_STRING
: FRAME_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT);
icon.format = 8;
icon.nitems = bytes;
if (icon.nitems != bytes)
error ("Icon name too large");
encoded_icon_name = ENCODE_UTF_8 (f->icon_name);
}
#ifdef USE_GTK
gtk_window_set_title (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)),
SSDATA (encoded_name));
#else /* not USE_GTK */
XSetWMName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), &text);
XChangeProperty (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f),
FRAME_DISPLAY_INFO (f)->Xatom_net_wm_name,
FRAME_DISPLAY_INFO (f)->Xatom_UTF8_STRING,
8, PropModeReplace,
SDATA (encoded_name),
SBYTES (encoded_name));
#endif /* not USE_GTK */
XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), &icon);
XChangeProperty (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f),
FRAME_DISPLAY_INFO (f)->Xatom_net_wm_icon_name,
FRAME_DISPLAY_INFO (f)->Xatom_UTF8_STRING,
8, PropModeReplace,
SDATA (encoded_icon_name),
SBYTES (encoded_icon_name));
if (do_free_icon_value)
xfree (icon.value);
if (do_free_text_value)
xfree (text.value);
}
unblock_input ();
}
}
/* Change the name of frame F to NAME. If NAME is nil, set F's name to
x_id_name.
If EXPLICIT is non-zero, that indicates that lisp code is setting the
name; if NAME is a string, set F's name to NAME and set
F->explicit_name; if NAME is Qnil, then clear F->explicit_name.
If EXPLICIT is zero, that indicates that Emacs redisplay code is
suggesting a new name, which lisp code should override; if
F->explicit_name is set, ignore the new name; otherwise, set it. */
static void
x_set_name (struct frame *f, Lisp_Object name, int explicit)
{
/* Make sure that requests from lisp code override requests from
Emacs redisplay code. */
if (explicit)
{
/* If we're switching from explicit to implicit, we had better
update the mode lines and thereby update the title. */
if (f->explicit_name && NILP (name))
update_mode_lines = 37;
f->explicit_name = ! NILP (name);
}
else if (f->explicit_name)
return;
/* If NAME is nil, set the name to the x_id_name. */
if (NILP (name))
{
/* Check for no change needed in this very common case
before we do any consing. */
if (!strcmp (FRAME_DISPLAY_INFO (f)->x_id_name,
SSDATA (f->name)))
return;
name = build_string (FRAME_DISPLAY_INFO (f)->x_id_name);
}
else
CHECK_STRING (name);
/* Don't change the name if it's already NAME. */
if (! NILP (Fstring_equal (name, f->name)))
return;
fset_name (f, name);
/* For setting the frame title, the title parameter should override
the name parameter. */
if (! NILP (f->title))
name = f->title;
x_set_name_internal (f, name);
}
/* This function should be called when the user's lisp code has
specified a name for the frame; the name will override any set by the
redisplay code. */
static void
x_explicitly_set_name (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
{
x_set_name (f, arg, 1);
}
/* This function should be called by Emacs redisplay code to set the
name; names set this way will never override names set by the user's
lisp code. */
void
x_implicitly_set_name (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
{
x_set_name (f, arg, 0);
}
/* Change the title of frame F to NAME.
If NAME is nil, use the frame name as the title. */
static void
x_set_title (struct frame *f, Lisp_Object name, Lisp_Object old_name)
{
/* Don't change the title if it's already NAME. */
if (EQ (name, f->title))
return;
update_mode_lines = 38;
fset_title (f, name);
if (NILP (name))
name = f->name;
else
CHECK_STRING (name);
x_set_name_internal (f, name);
}
void
x_set_scroll_bar_default_width (struct frame *f)
{
int unit = FRAME_COLUMN_WIDTH (f);
#ifdef USE_TOOLKIT_SCROLL_BARS
#ifdef USE_GTK
int minw = xg_get_default_scrollbar_width ();
#else
int minw = 16;
#endif
/* A minimum width of 14 doesn't look good for toolkit scroll bars. */
FRAME_CONFIG_SCROLL_BAR_COLS (f) = (minw + unit - 1) / unit;
FRAME_CONFIG_SCROLL_BAR_WIDTH (f) = minw;
#else
/* The width of a non-toolkit scrollbar is at least 14 pixels and a
multiple of the frame's character width. */
FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + unit - 1) / unit;
FRAME_CONFIG_SCROLL_BAR_WIDTH (f)
= FRAME_CONFIG_SCROLL_BAR_COLS (f) * unit;
#endif
}
/* Record in frame F the specified or default value according to ALIST
of the parameter named PROP (a Lisp symbol). If no value is
specified for PROP, look for an X default for XPROP on the frame
named NAME. If that is not found either, use the value DEFLT. */
static Lisp_Object
x_default_scroll_bar_color_parameter (struct frame *f,
Lisp_Object alist, Lisp_Object prop,
const char *xprop, const char *xclass,
int foreground_p)
{
struct x_display_info *dpyinfo = FRAME_DISPLAY_INFO (f);
Lisp_Object tem;
tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING);
if (EQ (tem, Qunbound))
{
#ifdef USE_TOOLKIT_SCROLL_BARS
/* See if an X resource for the scroll bar color has been
specified. */
tem = display_x_get_resource (dpyinfo,
build_string (foreground_p
? "foreground"
: "background"),
empty_unibyte_string,
build_string ("verticalScrollBar"),
empty_unibyte_string);
if (!STRINGP (tem))
{
/* If nothing has been specified, scroll bars will use a
toolkit-dependent default. Because these defaults are
difficult to get at without actually creating a scroll
bar, use nil to indicate that no color has been
specified. */
tem = Qnil;
}
#else /* not USE_TOOLKIT_SCROLL_BARS */
tem = Qnil;
#endif /* not USE_TOOLKIT_SCROLL_BARS */
}
x_set_frame_parameters (f, list1 (Fcons (prop, tem)));
return tem;
}
#ifdef USE_X_TOOLKIT
/* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS,
WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may
already be present because of the toolkit (Motif adds some of them,
for example, but Xt doesn't). */
static void
hack_wm_protocols (struct frame *f, Widget widget)
{
Display *dpy = XtDisplay (widget);
Window w = XtWindow (widget);
int need_delete = 1;
int need_focus = 1;
int need_save = 1;
block_input ();
{
Atom type;
unsigned char *catoms;
int format = 0;
unsigned long nitems = 0;
unsigned long bytes_after;
if ((XGetWindowProperty (dpy, w,
FRAME_DISPLAY_INFO (f)->Xatom_wm_protocols,
(long)0, (long)100, False, XA_ATOM,
&type, &format, &nitems, &bytes_after,
&catoms)
== Success)
&& format == 32 && type == XA_ATOM)
{
Atom *atoms = (Atom *) catoms;
while (nitems > 0)
{
nitems--;
if (atoms[nitems]
== FRAME_DISPLAY_INFO (f)->Xatom_wm_delete_window)
need_delete = 0;
else if (atoms[nitems]
== FRAME_DISPLAY_INFO (f)->Xatom_wm_take_focus)
need_focus = 0;
else if (atoms[nitems]
== FRAME_DISPLAY_INFO (f)->Xatom_wm_save_yourself)
need_save = 0;
}
}
if (catoms)
XFree (catoms);
}
{
Atom props [10];
int count = 0;
if (need_delete)
props[count++] = FRAME_DISPLAY_INFO (f)->Xatom_wm_delete_window;
if (need_focus)
props[count++] = FRAME_DISPLAY_INFO (f)->Xatom_wm_take_focus;
if (need_save)
props[count++] = FRAME_DISPLAY_INFO (f)->Xatom_wm_save_yourself;
if (count)
XChangeProperty (dpy, w, FRAME_DISPLAY_INFO (f)->Xatom_wm_protocols,
XA_ATOM, 32, PropModeAppend,
(unsigned char *) props, count);
}
unblock_input ();
}
#endif
/* Support routines for XIC (X Input Context). */
#ifdef HAVE_X_I18N
static XFontSet xic_create_xfontset (struct frame *);
static XIMStyle best_xim_style (XIMStyles *);
/* Supported XIM styles, ordered by preference. */
static const XIMStyle supported_xim_styles[] =
{
XIMPreeditPosition | XIMStatusArea,
XIMPreeditPosition | XIMStatusNothing,
XIMPreeditPosition | XIMStatusNone,
XIMPreeditNothing | XIMStatusArea,
XIMPreeditNothing | XIMStatusNothing,
XIMPreeditNothing | XIMStatusNone,
XIMPreeditNone | XIMStatusArea,
XIMPreeditNone | XIMStatusNothing,
XIMPreeditNone | XIMStatusNone,
0,
};
#if defined HAVE_X_WINDOWS && defined USE_X_TOOLKIT
/* Create an X fontset on frame F with base font name BASE_FONTNAME. */
static const char xic_default_fontset[] = "-*-*-*-r-normal--14-*-*-*-*-*-*-*";
/* Create an Xt fontset spec from the name of a base font.
If `motif' is True use the Motif syntax. */
char *
xic_create_fontsetname (const char *base_fontname, int motif)
{
const char *sep = motif ? ";" : ",";
char *fontsetname;
/* Make a fontset name from the base font name. */
if (xic_default_fontset == base_fontname)
{
/* There is no base font name, use the default. */
fontsetname = xmalloc (strlen (base_fontname) + 2);
strcpy (fontsetname, base_fontname);
}
else
{
/* Make a fontset name from the base font name.
The font set will be made of the following elements:
- the base font.
- the base font where the charset spec is replaced by -*-*.
- the same but with the family also replaced with -*-*-. */
const char *p = base_fontname;
ptrdiff_t i;
for (i = 0; *p; p++)
if (*p == '-') i++;
if (i != 14)
{
/* As the font name doesn't conform to XLFD, we can't
modify it to generalize it to allcs and allfamilies.
Use the specified font plus the default. */
fontsetname = xmalloc (strlen (base_fontname)
+ strlen (xic_default_fontset) + 3);
strcpy (fontsetname, base_fontname);
strcat (fontsetname, sep);
strcat (fontsetname, xic_default_fontset);
}
else
{
ptrdiff_t len;
const char *p1 = NULL, *p2 = NULL, *p3 = NULL;
char *font_allcs = NULL;
char *font_allfamilies = NULL;
char *font_all = NULL;
const char *allcs = "*-*-*-*-*-*-*";
const char *allfamilies = "-*-*-";
const char *all = "*-*-*-*-";
char *base;
for (i = 0, p = base_fontname; i < 8; p++)
{
if (*p == '-')
{
i++;
if (i == 3)
p1 = p + 1;
else if (i == 7)
p2 = p + 1;
else if (i == 6)
p3 = p + 1;
}
}
/* If base_fontname specifies ADSTYLE, make it a
wildcard. */
if (*p3 != '*')
{
ptrdiff_t diff = (p2 - p3) - 2;
base = alloca (strlen (base_fontname) + 1);
memcpy (base, base_fontname, p3 - base_fontname);
base[p3 - base_fontname] = '*';
base[(p3 - base_fontname) + 1] = '-';
strcpy (base + (p3 - base_fontname) + 2, p2);
p = base + (p - base_fontname) - diff;
p1 = base + (p1 - base_fontname);
p2 = base + (p2 - base_fontname) - diff;
base_fontname = base;
}
/* Build the font spec that matches all charsets. */
len = p - base_fontname + strlen (allcs) + 1;
font_allcs = alloca (len);
memcpy (font_allcs, base_fontname, p - base_fontname);
strcat (font_allcs, allcs);
/* Build the font spec that matches all families and
add-styles. */
len = p - p1 + strlen (allcs) + strlen (allfamilies) + 1;
font_allfamilies = alloca (len);
strcpy (font_allfamilies, allfamilies);
memcpy (font_allfamilies + strlen (allfamilies), p1, p - p1);
strcat (font_allfamilies, allcs);
/* Build the font spec that matches all. */
len = p - p2 + strlen (allcs) + strlen (all) + strlen (allfamilies) + 1;
font_all = alloca (len);
strcpy (font_all, allfamilies);
strcat (font_all, all);
memcpy (font_all + strlen (all) + strlen (allfamilies), p2, p - p2);
strcat (font_all, allcs);
/* Build the actual font set name. */
len = strlen (base_fontname) + strlen (font_allcs)
+ strlen (font_allfamilies) + strlen (font_all) + 5;
fontsetname = xmalloc (len);
strcpy (fontsetname, base_fontname);
strcat (fontsetname, sep);
strcat (fontsetname, font_allcs);
strcat (fontsetname, sep);
strcat (fontsetname, font_allfamilies);
strcat (fontsetname, sep);
strcat (fontsetname, font_all);
}
}
if (motif)
return strcat (fontsetname, ":");
return fontsetname;
}
#endif /* HAVE_X_WINDOWS && USE_X_TOOLKIT */
#ifdef DEBUG_XIC_FONTSET
static void
print_fontset_result (XFontSet xfs, char *name, char **missing_list,
int missing_count)
{
if (xfs)
fprintf (stderr, "XIC Fontset created: %s\n", name);
else
{
fprintf (stderr, "XIC Fontset failed: %s\n", name);
while (missing_count-- > 0)
{
fprintf (stderr, " missing: %s\n", *missing_list);
missing_list++;
}
}
}
#endif
static XFontSet
xic_create_xfontset (struct frame *f)
{
XFontSet xfs = NULL;
struct font *font = FRAME_FONT (f);
int pixel_size = font->pixel_size;
Lisp_Object rest, frame;
/* See if there is another frame already using same fontset. */
FOR_EACH_FRAME (rest, frame)
{
struct frame *cf = XFRAME (frame);
if (cf != f && FRAME_LIVE_P (f) && FRAME_X_P (cf)
&& FRAME_DISPLAY_INFO (cf) == FRAME_DISPLAY_INFO (f)
&& FRAME_FONT (f)
&& FRAME_FONT (f)->pixel_size == pixel_size)
{
xfs = FRAME_XIC_FONTSET (cf);
break;
}
}
if (! xfs)
{
char buf[256];
char **missing_list;
int missing_count;
char *def_string;
const char *xlfd_format = "-*-*-medium-r-normal--%d-*-*-*-*-*";
sprintf (buf, xlfd_format, pixel_size);
missing_list = NULL;
xfs = XCreateFontSet (FRAME_X_DISPLAY (f), buf,
&missing_list, &missing_count, &def_string);
#ifdef DEBUG_XIC_FONTSET
print_fontset_result (xfs, buf, missing_list, missing_count);
#endif
if (missing_list)
XFreeStringList (missing_list);
if (! xfs)
{
/* List of pixel sizes most likely available. Find one that
is closest to pixel_size. */
int sizes[] = {0, 8, 10, 11, 12, 14, 17, 18, 20, 24, 26, 34, 0};
int *smaller, *larger;
for (smaller = sizes; smaller[1]; smaller++)
if (smaller[1] >= pixel_size)
break;
larger = smaller + 1;
if (*larger == pixel_size)
larger++;
while (*smaller || *larger)
{
int this_size;
if (! *larger)
this_size = *smaller--;
else if (! *smaller)
this_size = *larger++;
else if (pixel_size - *smaller < *larger - pixel_size)
this_size = *smaller--;
else
this_size = *larger++;
sprintf (buf, xlfd_format, this_size);
missing_list = NULL;
xfs = XCreateFontSet (FRAME_X_DISPLAY (f), buf,
&missing_list, &missing_count, &def_string);
#ifdef DEBUG_XIC_FONTSET
print_fontset_result (xfs, buf, missing_list, missing_count);
#endif
if (missing_list)
XFreeStringList (missing_list);
if (xfs)
break;
}
}
if (! xfs)
{
const char *last_resort = "-*-*-*-r-normal--*-*-*-*-*-*";
missing_list = NULL;
xfs = XCreateFontSet (FRAME_X_DISPLAY (f), last_resort,
&missing_list, &missing_count, &def_string);
#ifdef DEBUG_XIC_FONTSET
print_fontset_result (xfs, last_resort, missing_list, missing_count);
#endif
if (missing_list)
XFreeStringList (missing_list);
}
}
return xfs;
}
/* Free the X fontset of frame F if it is the last frame using it. */
void
xic_free_xfontset (struct frame *f)
{
Lisp_Object rest, frame;
bool shared_p = 0;
if (!FRAME_XIC_FONTSET (f))
return;
/* See if there is another frame sharing the same fontset. */
FOR_EACH_FRAME (rest, frame)
{
struct frame *cf = XFRAME (frame);
if (cf != f && FRAME_LIVE_P (f) && FRAME_X_P (cf)
&& FRAME_DISPLAY_INFO (cf) == FRAME_DISPLAY_INFO (f)
&& FRAME_XIC_FONTSET (cf) == FRAME_XIC_FONTSET (f))
{
shared_p = 1;
break;
}
}
if (!shared_p)
/* The fontset is not used anymore. It is safe to free it. */
XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f));
FRAME_XIC_FONTSET (f) = NULL;
}
/* Value is the best input style, given user preferences USER (already
checked to be supported by Emacs), and styles supported by the
input method XIM. */
static XIMStyle
best_xim_style (XIMStyles *xim)
{
int i, j;
int nr_supported =
sizeof (supported_xim_styles) / sizeof (supported_xim_styles[0]);
for (i = 0; i < nr_supported; ++i)
for (j = 0; j < xim->count_styles; ++j)
if (supported_xim_styles[i] == xim->supported_styles[j])
return supported_xim_styles[i];
/* Return the default style. */
return XIMPreeditNothing | XIMStatusNothing;
}
/* Create XIC for frame F. */
void
create_frame_xic (struct frame *f)
{
XIM xim;
XIC xic = NULL;
XFontSet xfs = NULL;
XVaNestedList status_attr = NULL;
XVaNestedList preedit_attr = NULL;
XRectangle s_area;
XPoint spot;
XIMStyle xic_style;
if (FRAME_XIC (f))
goto out;
xim = FRAME_X_XIM (f);
if (!xim)
goto out;
/* Determine XIC style. */
xic_style = best_xim_style (FRAME_X_XIM_STYLES (f));
/* Create X fontset. */
if (xic_style & (XIMPreeditPosition | XIMStatusArea))
{
xfs = xic_create_xfontset (f);
if (!xfs)
goto out;
FRAME_XIC_FONTSET (f) = xfs;
}
if (xic_style & XIMPreeditPosition)
{
spot.x = 0; spot.y = 1;
preedit_attr = XVaCreateNestedList (0,
XNFontSet, xfs,
XNForeground,
FRAME_FOREGROUND_PIXEL (f),
XNBackground,
FRAME_BACKGROUND_PIXEL (f),
(xic_style & XIMPreeditPosition
? XNSpotLocation
: NULL),
&spot,
NULL);
if (!preedit_attr)
goto out;
}
if (xic_style & XIMStatusArea)
{
s_area.x = 0; s_area.y = 0; s_area.width = 1; s_area.height = 1;
status_attr = XVaCreateNestedList (0,
XNArea,
&s_area,
XNFontSet,
xfs,
XNForeground,
FRAME_FOREGROUND_PIXEL (f),
XNBackground,
FRAME_BACKGROUND_PIXEL (f),
NULL);
if (!status_attr)
goto out;
}
if (preedit_attr && status_attr)
xic = XCreateIC (xim,
XNInputStyle, xic_style,
XNClientWindow, FRAME_X_WINDOW (f),
XNFocusWindow, FRAME_X_WINDOW (f),
XNStatusAttributes, status_attr,
XNPreeditAttributes, preedit_attr,
NULL);
else if (preedit_attr)
xic = XCreateIC (xim,
XNInputStyle, xic_style,
XNClientWindow, FRAME_X_WINDOW (f),
XNFocusWindow, FRAME_X_WINDOW (f),
XNPreeditAttributes, preedit_attr,
NULL);
else if (status_attr)
xic = XCreateIC (xim,
XNInputStyle, xic_style,
XNClientWindow, FRAME_X_WINDOW (f),
XNFocusWindow, FRAME_X_WINDOW (f),
XNStatusAttributes, status_attr,
NULL);
else
xic = XCreateIC (xim,
XNInputStyle, xic_style,
XNClientWindow, FRAME_X_WINDOW (f),
XNFocusWindow, FRAME_X_WINDOW (f),
NULL);
if (!xic)
goto out;
FRAME_XIC (f) = xic;
FRAME_XIC_STYLE (f) = xic_style;
xfs = NULL; /* Don't free below. */
out:
if (xfs)
free_frame_xic (f);
if (preedit_attr)
XFree (preedit_attr);
if (status_attr)
XFree (status_attr);
}
/* Destroy XIC and free XIC fontset of frame F, if any. */
void
free_frame_xic (struct frame *f)
{
if (FRAME_XIC (f) == NULL)
return;
XDestroyIC (FRAME_XIC (f));
xic_free_xfontset (f);
FRAME_XIC (f) = NULL;
}
/* Place preedit area for XIC of window W's frame to specified
pixel position X/Y. X and Y are relative to window W. */
void
xic_set_preeditarea (struct window *w, int x, int y)
{
struct frame *f = XFRAME (w->frame);
XVaNestedList attr;
XPoint spot;
spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x) + WINDOW_LEFT_FRINGE_WIDTH (w);
spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f));
attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL);
XFree (attr);
}
/* Place status area for XIC in bottom right corner of frame F.. */
void
xic_set_statusarea (struct frame *f)
{
XIC xic = FRAME_XIC (f);
XVaNestedList attr;
XRectangle area;
XRectangle *needed;
/* Negotiate geometry of status area. If input method has existing
status area, use its current size. */
area.x = area.y = area.width = area.height = 0;
attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL);
XSetICValues (xic, XNStatusAttributes, attr, NULL);
XFree (attr);
attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL);
XGetICValues (xic, XNStatusAttributes, attr, NULL);
XFree (attr);
if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */
{
attr = XVaCreateNestedList (0, XNArea, &needed, NULL);
XGetICValues (xic, XNStatusAttributes, attr, NULL);
XFree (attr);
}
area.width = needed->width;
area.height = needed->height;
area.x = FRAME_PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f);
area.y = (FRAME_PIXEL_HEIGHT (f) - area.height
- FRAME_MENUBAR_HEIGHT (f)
- FRAME_TOOLBAR_TOP_HEIGHT (f)
- FRAME_INTERNAL_BORDER_WIDTH (f));
XFree (needed);
attr = XVaCreateNestedList (0, XNArea, &area, NULL);
XSetICValues (xic, XNStatusAttributes, attr, NULL);
XFree (attr);
}
/* Set X fontset for XIC of frame F, using base font name
BASE_FONTNAME. Called when a new Emacs fontset is chosen. */
void
xic_set_xfontset (struct frame *f, const char *base_fontname)
{
XVaNestedList attr;
XFontSet xfs;
xic_free_xfontset (f);
xfs = xic_create_xfontset (f);
attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL);
if (FRAME_XIC_STYLE (f) & XIMPreeditPosition)
XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL);
if (FRAME_XIC_STYLE (f) & XIMStatusArea)
XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL);
XFree (attr);
FRAME_XIC_FONTSET (f) = xfs;
}
#endif /* HAVE_X_I18N */
#ifdef USE_X_TOOLKIT
/* Create and set up the X widget for frame F. */
static void
x_window (struct frame *f, long window_prompting, int minibuffer_only)
{
XClassHint class_hints;
XSetWindowAttributes attributes;
unsigned long attribute_mask;
Widget shell_widget;
Widget pane_widget;
Widget frame_widget;
Arg al [25];
int ac;
block_input ();
/* Use the resource name as the top-level widget name
for looking up resources. Make a non-Lisp copy
for the window manager, so GC relocation won't bother it.
Elsewhere we specify the window name for the window manager. */
f->namebuf = xstrdup (SSDATA (Vx_resource_name));
ac = 0;
XtSetArg (al[ac], XtNallowShellResize, 1); ac++;
XtSetArg (al[ac], XtNinput, 1); ac++;
XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++;
XtSetArg (al[ac], XtNborderWidth, f->border_width); ac++;
XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++;
XtSetArg (al[ac], XtNdepth, FRAME_DISPLAY_INFO (f)->n_planes); ac++;
XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++;
shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS,
applicationShellWidgetClass,
FRAME_X_DISPLAY (f), al, ac);
f->output_data.x->widget = shell_widget;
/* maybe_set_screen_title_format (shell_widget); */
pane_widget = lw_create_widget ("main", "pane", widget_id_tick++,
NULL, shell_widget, False,
NULL, NULL, NULL, NULL);
ac = 0;
XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++;
XtSetArg (al[ac], XtNdepth, FRAME_DISPLAY_INFO (f)->n_planes); ac++;
XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++;
XtSetArg (al[ac], XtNborderWidth, 0); ac++;
XtSetValues (pane_widget, al, ac);
f->output_data.x->column_widget = pane_widget;
/* mappedWhenManaged to false tells to the paned window to not map/unmap
the emacs screen when changing menubar. This reduces flickering. */
ac = 0;
XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++;
XtSetArg (al[ac], XtNshowGrip, 0); ac++;
XtSetArg (al[ac], XtNallowResize, 1); ac++;
XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++;
XtSetArg (al[ac], XtNemacsFrame, f); ac++;
XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++;
XtSetArg (al[ac], XtNdepth, FRAME_DISPLAY_INFO (f)->n_planes); ac++;
XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++;
XtSetArg (al[ac], XtNborderWidth, 0); ac++;
frame_widget = XtCreateWidget (f->namebuf, emacsFrameClass, pane_widget,
al, ac);
f->output_data.x->edit_widget = frame_widget;
XtManageChild (frame_widget);
/* Do some needed geometry management. */
{
char *tem, shell_position[sizeof "=x++" + 4 * INT_STRLEN_BOUND (int)];
Arg gal[10];
int gac = 0;
int extra_borders = 0;
int menubar_size
= (f->output_data.x->menubar_widget
? (f->output_data.x->menubar_widget->core.height
+ f->output_data.x->menubar_widget->core.border_width)
: 0);
#if 0 /* Experimentally, we now get the right results
for -geometry -0-0 without this. 24 Aug 96, rms. */
if (FRAME_EXTERNAL_MENU_BAR (f))
{
Dimension ibw = 0;
XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL);
menubar_size += ibw;
}
#endif
f->output_data.x->menubar_height = menubar_size;
#ifndef USE_LUCID
/* Motif seems to need this amount added to the sizes
specified for the shell widget. The Athena/Lucid widgets don't.
Both conclusions reached experimentally. -- rms. */
XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth,
&extra_borders, NULL);
extra_borders *= 2;
#endif
/* Convert our geometry parameters into a geometry string
and specify it.
Note that we do not specify here whether the position
is a user-specified or program-specified one.
We pass that information later, in x_wm_set_size_hints. */
{
int left = f->left_pos;
int xneg = window_prompting & XNegative;
int top = f->top_pos;
int yneg = window_prompting & YNegative;
if (xneg)
left = -left;
if (yneg)
top = -top;
if (window_prompting & USPosition)
sprintf (shell_position, "=%dx%d%c%d%c%d",
FRAME_PIXEL_WIDTH (f) + extra_borders,
FRAME_PIXEL_HEIGHT (f) + menubar_size + extra_borders,
(xneg ? '-' : '+'), left,
(yneg ? '-' : '+'), top);
else
{
sprintf (shell_position, "=%dx%d",
FRAME_PIXEL_WIDTH (f) + extra_borders,
FRAME_PIXEL_HEIGHT (f) + menubar_size + extra_borders);
/* Setting x and y when the position is not specified in
the geometry string will set program position in the WM hints.
If Emacs had just one program position, we could set it in
fallback resources, but since each make-frame call can specify
different program positions, this is easier. */
XtSetArg (gal[gac], XtNx, left); gac++;
XtSetArg (gal[gac], XtNy, top); gac++;
}
}
/* We don't free this because we don't know whether
it is safe to free it while the frame exists.
It isn't worth the trouble of arranging to free it
when the frame is deleted. */
tem = xstrdup (shell_position);
XtSetArg (gal[gac], XtNgeometry, tem); gac++;
XtSetValues (shell_widget, gal, gac);
}
XtManageChild (pane_widget);
XtRealizeWidget (shell_widget);
if (FRAME_X_EMBEDDED_P (f))
XReparentWindow (FRAME_X_DISPLAY (f), XtWindow (shell_widget),
f->output_data.x->parent_desc, 0, 0);
FRAME_X_WINDOW (f) = XtWindow (frame_widget);
validate_x_resource_name ();
class_hints.res_name = SSDATA (Vx_resource_name);
class_hints.res_class = SSDATA (Vx_resource_class);
XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints);
#ifdef HAVE_X_I18N
FRAME_XIC (f) = NULL;
if (use_xim)
create_frame_xic (f);
#endif
f->output_data.x->wm_hints.input = True;
f->output_data.x->wm_hints.flags |= InputHint;
XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
&f->output_data.x->wm_hints);
hack_wm_protocols (f, shell_widget);
#ifdef HACK_EDITRES
XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0);
#endif
/* Do a stupid property change to force the server to generate a
PropertyNotify event so that the event_stream server timestamp will
be initialized to something relevant to the time we created the window.
*/
XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget),
FRAME_DISPLAY_INFO (f)->Xatom_wm_protocols,
XA_ATOM, 32, PropModeAppend, NULL, 0);
/* Make all the standard events reach the Emacs frame. */
attributes.event_mask = STANDARD_EVENT_SET;
#ifdef HAVE_X_I18N
if (FRAME_XIC (f))
{
/* XIM server might require some X events. */
unsigned long fevent = NoEventMask;
XGetICValues (FRAME_XIC (f), XNFilterEvents, &fevent, NULL);
attributes.event_mask |= fevent;
}
#endif /* HAVE_X_I18N */
attribute_mask = CWEventMask;
XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget),
attribute_mask, &attributes);
XtMapWidget (frame_widget);
/* x_set_name normally ignores requests to set the name if the
requested name is the same as the current name. This is the one
place where that assumption isn't correct; f->name is set, but
the X server hasn't been told. */
{
Lisp_Object name;
int explicit = f->explicit_name;
f->explicit_name = 0;
name = f->name;
fset_name (f, Qnil);
x_set_name (f, name, explicit);
}
XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
f->output_data.x->current_cursor
= f->output_data.x->text_cursor);
unblock_input ();
/* This is a no-op, except under Motif. Make sure main areas are
set to something reasonable, in case we get an error later. */
lw_set_main_areas (pane_widget, 0, frame_widget);
}
#else /* not USE_X_TOOLKIT */
#ifdef USE_GTK
static void
x_window (struct frame *f)
{
if (! xg_create_frame_widgets (f))
error ("Unable to create window");
#ifdef HAVE_X_I18N
FRAME_XIC (f) = NULL;
if (use_xim)
{
block_input ();
create_frame_xic (f);
if (FRAME_XIC (f))
{
/* XIM server might require some X events. */
unsigned long fevent = NoEventMask;
XGetICValues (FRAME_XIC (f), XNFilterEvents, &fevent, NULL);
if (fevent != NoEventMask)
{
XSetWindowAttributes attributes;
XWindowAttributes wattr;
unsigned long attribute_mask;
XGetWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
&wattr);
attributes.event_mask = wattr.your_event_mask | fevent;
attribute_mask = CWEventMask;
XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
attribute_mask, &attributes);
}
}
unblock_input ();
}
#endif
}
#else /*! USE_GTK */
/* Create and set up the X window for frame F. */
static void
x_window (struct frame *f)
{
XClassHint class_hints;
XSetWindowAttributes attributes;
unsigned long attribute_mask;
attributes.background_pixel = FRAME_BACKGROUND_PIXEL (f);
attributes.border_pixel = f->output_data.x->border_pixel;
attributes.bit_gravity = StaticGravity;
attributes.backing_store = NotUseful;
attributes.save_under = True;
attributes.event_mask = STANDARD_EVENT_SET;
attributes.colormap = FRAME_X_COLORMAP (f);
attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask
| CWColormap);
block_input ();
FRAME_X_WINDOW (f)
= XCreateWindow (FRAME_X_DISPLAY (f),
f->output_data.x->parent_desc,
f->left_pos,
f->top_pos,
FRAME_PIXEL_WIDTH (f), FRAME_PIXEL_HEIGHT (f),
f->border_width,
CopyFromParent, /* depth */
InputOutput, /* class */
FRAME_X_VISUAL (f),
attribute_mask, &attributes);
#ifdef HAVE_X_I18N
if (use_xim)
{
create_frame_xic (f);
if (FRAME_XIC (f))
{
/* XIM server might require some X events. */
unsigned long fevent = NoEventMask;
XGetICValues (FRAME_XIC (f), XNFilterEvents, &fevent, NULL);
attributes.event_mask |= fevent;
attribute_mask = CWEventMask;
XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
attribute_mask, &attributes);
}
}
#endif /* HAVE_X_I18N */
validate_x_resource_name ();
class_hints.res_name = SSDATA (Vx_resource_name);
class_hints.res_class = SSDATA (Vx_resource_class);
XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints);
/* The menubar is part of the ordinary display;
it does not count in addition to the height of the window. */
f->output_data.x->menubar_height = 0;
/* This indicates that we use the "Passive Input" input model.
Unless we do this, we don't get the Focus{In,Out} events that we
need to draw the cursor correctly. Accursed bureaucrats.
XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */
f->output_data.x->wm_hints.input = True;
f->output_data.x->wm_hints.flags |= InputHint;
XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
&f->output_data.x->wm_hints);
f->output_data.x->wm_hints.icon_pixmap = None;
/* Request "save yourself" and "delete window" commands from wm. */
{
Atom protocols[2];
protocols[0] = FRAME_DISPLAY_INFO (f)->Xatom_wm_delete_window;
protocols[1] = FRAME_DISPLAY_INFO (f)->Xatom_wm_save_yourself;
XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2);
}
/* x_set_name normally ignores requests to set the name if the
requested name is the same as the current name. This is the one
place where that assumption isn't correct; f->name is set, but
the X server hasn't been told. */
{
Lisp_Object name;
int explicit = f->explicit_name;
f->explicit_name = 0;
name = f->name;
fset_name (f, Qnil);
x_set_name (f, name, explicit);
}
XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
f->output_data.x->current_cursor
= f->output_data.x->text_cursor);
unblock_input ();
if (FRAME_X_WINDOW (f) == 0)
error ("Unable to create window");
}
#endif /* not USE_GTK */
#endif /* not USE_X_TOOLKIT */
/* Verify that the icon position args for this window are valid. */
static void
x_icon_verify (struct frame *f, Lisp_Object parms)
{
Lisp_Object icon_x, icon_y;
/* Set the position of the icon. Note that twm groups all
icons in an icon window. */
icon_x = x_frame_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER);
icon_y = x_frame_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER);
if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound))
{
CHECK_NUMBER (icon_x);
CHECK_NUMBER (icon_y);
}
else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound))
error ("Both left and top icon corners of icon must be specified");
}
/* Handle the icon stuff for this window. Perhaps later we might
want an x_set_icon_position which can be called interactively as
well. */
static void
x_icon (struct frame *f, Lisp_Object parms)
{
Lisp_Object icon_x, icon_y;
#if 0
struct x_display_info *dpyinfo = FRAME_DISPLAY_INFO (f);
#endif
/* Set the position of the icon. Note that twm groups all
icons in an icon window. */
icon_x = x_frame_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER);
icon_y = x_frame_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER);
if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound))
{
CHECK_TYPE_RANGED_INTEGER (int, icon_x);
CHECK_TYPE_RANGED_INTEGER (int, icon_y);
}
else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound))
error ("Both left and top icon corners of icon must be specified");
block_input ();
if (! EQ (icon_x, Qunbound))
x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y));
#if 0 /* x_get_arg removes the visibility parameter as a side effect,
but x_create_frame still needs it. */
/* Start up iconic or window? */
x_wm_set_window_state
(f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL),
Qicon)
? IconicState
: NormalState));
#endif
x_text_icon (f, SSDATA ((!NILP (f->icon_name)
? f->icon_name
: f->name)));
unblock_input ();
}
/* Make the GCs needed for this window, setting the
background, border and mouse colors; also create the
mouse cursor and the gray border tile. */
static void
x_make_gc (struct frame *f)
{
XGCValues gc_values;
block_input ();
/* Create the GCs of this frame.
Note that many default values are used. */
gc_values.foreground = FRAME_FOREGROUND_PIXEL (f);
gc_values.background = FRAME_BACKGROUND_PIXEL (f);
gc_values.line_width = 0; /* Means 1 using fast algorithm. */
f->output_data.x->normal_gc
= XCreateGC (FRAME_X_DISPLAY (f),
FRAME_X_WINDOW (f),
GCLineWidth | GCForeground | GCBackground,
&gc_values);
/* Reverse video style. */
gc_values.foreground = FRAME_BACKGROUND_PIXEL (f);
gc_values.background = FRAME_FOREGROUND_PIXEL (f);
f->output_data.x->reverse_gc
= XCreateGC (FRAME_X_DISPLAY (f),
FRAME_X_WINDOW (f),
GCForeground | GCBackground | GCLineWidth,
&gc_values);
/* Cursor has cursor-color background, background-color foreground. */
gc_values.foreground = FRAME_BACKGROUND_PIXEL (f);
gc_values.background = f->output_data.x->cursor_pixel;
gc_values.fill_style = FillOpaqueStippled;
f->output_data.x->cursor_gc
= XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
(GCForeground | GCBackground
| GCFillStyle | GCLineWidth),
&gc_values);
/* Create the gray border tile used when the pointer is not in
the frame. Since this depends on the frame's pixel values,
this must be done on a per-frame basis. */
f->output_data.x->border_tile
= (XCreatePixmapFromBitmapData
(FRAME_X_DISPLAY (f), FRAME_DISPLAY_INFO (f)->root_window,
gray_bits, gray_width, gray_height,
FRAME_FOREGROUND_PIXEL (f),
FRAME_BACKGROUND_PIXEL (f),
DefaultDepth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f))));
unblock_input ();
}
/* Free what was allocated in x_make_gc. */
void
x_free_gcs (struct frame *f)
{
Display *dpy = FRAME_X_DISPLAY (f);
block_input ();
if (f->output_data.x->normal_gc)
{
XFreeGC (dpy, f->output_data.x->normal_gc);
f->output_data.x->normal_gc = 0;
}
if (f->output_data.x->reverse_gc)
{
XFreeGC (dpy, f->output_data.x->reverse_gc);
f->output_data.x->reverse_gc = 0;
}
if (f->output_data.x->cursor_gc)
{
XFreeGC (dpy, f->output_data.x->cursor_gc);
f->output_data.x->cursor_gc = 0;
}
if (f->output_data.x->border_tile)
{
XFreePixmap (dpy, f->output_data.x->border_tile);
f->output_data.x->border_tile = 0;
}
unblock_input ();
}
/* Handler for signals raised during x_create_frame and
x_create_tip_frame. FRAME is the frame which is partially
constructed. */
static Lisp_Object
unwind_create_frame (Lisp_Object frame)
{
struct frame *f = XFRAME (frame);
/* If frame is already dead, nothing to do. This can happen if the
display is disconnected after the frame has become official, but
before x_create_frame removes the unwind protect. */
if (!FRAME_LIVE_P (f))
return Qnil;
/* If frame is ``official'', nothing to do. */
if (NILP (Fmemq (frame, Vframe_list)))
{
#if defined GLYPH_DEBUG && defined ENABLE_CHECKING
struct x_display_info *dpyinfo = FRAME_DISPLAY_INFO (f);
#endif
x_free_frame_resources (f);
free_glyphs (f);
#if defined GLYPH_DEBUG && defined ENABLE_CHECKING
/* Check that reference counts are indeed correct. */
eassert (dpyinfo->reference_count == dpyinfo_refcount);
eassert (dpyinfo->terminal->image_cache->refcount == image_cache_refcount);
#endif
return Qt;
}
return Qnil;
}
static void
do_unwind_create_frame (Lisp_Object frame)
{
unwind_create_frame (frame);
}
static void
unwind_create_frame_1 (Lisp_Object val)
{
inhibit_lisp_code = val;
}
static void
x_default_font_parameter (struct frame *f, Lisp_Object parms)
{
struct x_display_info *dpyinfo = FRAME_DISPLAY_INFO (f);
Lisp_Object font_param = x_get_arg (dpyinfo, parms, Qfont, NULL, NULL,
RES_TYPE_STRING);
Lisp_Object font = Qnil;
if (EQ (font_param, Qunbound))
font_param = Qnil;
if (NILP (font_param))
{
/* System font should take precedence over X resources. We suggest this
regardless of font-use-system-font because .emacs may not have been
read yet. */
const char *system_font = xsettings_get_system_font ();
if (system_font)
font = font_open_by_name (f, build_unibyte_string (system_font));
}
if (NILP (font))
font = !NILP (font_param) ? font_param
: x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING);
if (! FONTP (font) && ! STRINGP (font))
{
const char *names[]
= {
#ifdef HAVE_XFT
/* This will find the normal Xft font. */
"monospace-10",
#endif
"-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1",
"-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1",
"-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1",
/* This was formerly the first thing tried, but it finds
too many fonts and takes too long. */
"-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1",
/* If those didn't work, look for something which will
at least work. */
"-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1",
"fixed",
NULL };
int i;
for (i = 0; names[i]; i++)
{
font = font_open_by_name (f, build_unibyte_string (names[i]));
if (! NILP (font))
break;
}
if (NILP (font))
error ("No suitable font was found");
}
else if (!NILP (font_param))
{
/* Remember the explicit font parameter, so we can re-apply it after
we've applied the `default' face settings. */
x_set_frame_parameters (f, list1 (Fcons (Qfont_param, font_param)));
}
/* This call will make X resources override any system font setting. */
x_default_parameter (f, parms, Qfont, font, "font", "Font", RES_TYPE_STRING);
}
DEFUN ("x-wm-set-size-hint", Fx_wm_set_size_hint, Sx_wm_set_size_hint,
0, 1, 0,
doc: /* Send the size hints for frame FRAME to the window manager.
If FRAME is omitted or nil, use the selected frame.
Signal error if FRAME is not an X frame. */)
(Lisp_Object frame)
{
struct frame *f = decode_window_system_frame (frame);
block_input ();
x_wm_set_size_hint (f, 0, 0);
unblock_input ();
return Qnil;
}
static void
set_machine_and_pid_properties (struct frame *f)
{
long pid = (long) getpid ();
/* This will set WM_CLIENT_MACHINE and WM_LOCALE_NAME. */
XSetWMProperties (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), NULL, NULL,
NULL, 0, NULL, NULL, NULL);
XChangeProperty (FRAME_X_DISPLAY (f),
FRAME_OUTER_WINDOW (f),
XInternAtom (FRAME_X_DISPLAY (f),
"_NET_WM_PID",
False),
XA_CARDINAL, 32, PropModeReplace,
(unsigned char *) &pid, 1);
}
DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame,
1, 1, 0,
doc: /* Make a new X window, which is called a "frame" in Emacs terms.
Return an Emacs frame object.
PARMS is an alist of frame parameters.
If the parameters specify that the frame should not have a minibuffer,
and do not specify a specific minibuffer window to use,
then `default-minibuffer-frame' must be a frame whose minibuffer can
be shared by the new frame.
This function is an internal primitive--use `make-frame' instead. */)
(Lisp_Object parms)
{
struct frame *f;
Lisp_Object frame, tem;
Lisp_Object name;
int minibuffer_only = 0;
long window_prompting = 0;
int width, height;
ptrdiff_t count = SPECPDL_INDEX (), count2;
struct gcpro gcpro1, gcpro2, gcpro3, gcpro4;
Lisp_Object display;
struct x_display_info *dpyinfo = NULL;
Lisp_Object parent;
struct kboard *kb;
parms = Fcopy_alist (parms);
/* Use this general default value to start with
until we know if this frame has a specified name. */
Vx_resource_name = Vinvocation_name;
display = x_get_arg (dpyinfo, parms, Qterminal, 0, 0, RES_TYPE_NUMBER);
if (EQ (display, Qunbound))
display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING);
if (EQ (display, Qunbound))
display = Qnil;
dpyinfo = check_x_display_info (display);
kb = dpyinfo->terminal->kboard;
if (!dpyinfo->terminal->name)
error ("Terminal is not live, can't create new frames on it");
name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING);
if (!STRINGP (name)
&& ! EQ (name, Qunbound)
&& ! NILP (name))
error ("Invalid frame name--not a string or nil");
if (STRINGP (name))
Vx_resource_name = name;
/* See if parent window is specified. */
parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER);
if (EQ (parent, Qunbound))
parent = Qnil;
if (! NILP (parent))
CHECK_NUMBER (parent);
/* make_frame_without_minibuffer can run Lisp code and garbage collect. */
/* No need to protect DISPLAY because that's not used after passing
it to make_frame_without_minibuffer. */
frame = Qnil;
GCPRO4 (parms, parent, name, frame);
tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer",
RES_TYPE_SYMBOL);
if (EQ (tem, Qnone) || NILP (tem))
f = make_frame_without_minibuffer (Qnil, kb, display);
else if (EQ (tem, Qonly))
{
f = make_minibuffer_frame ();
minibuffer_only = 1;
}
else if (WINDOWP (tem))
f = make_frame_without_minibuffer (tem, kb, display);
else
f = make_frame (1);
XSETFRAME (frame, f);
f->terminal = dpyinfo->terminal;
f->output_method = output_x_window;
f->output_data.x = xzalloc (sizeof *f->output_data.x);
f->output_data.x->icon_bitmap = -1;
FRAME_FONTSET (f) = -1;
f->output_data.x->scroll_bar_foreground_pixel = -1;
f->output_data.x->scroll_bar_background_pixel = -1;
#ifdef USE_TOOLKIT_SCROLL_BARS
f->output_data.x->scroll_bar_top_shadow_pixel = -1;
f->output_data.x->scroll_bar_bottom_shadow_pixel = -1;
#endif /* USE_TOOLKIT_SCROLL_BARS */
f->output_data.x->white_relief.pixel = -1;
f->output_data.x->black_relief.pixel = -1;
fset_icon_name (f,
x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title",
RES_TYPE_STRING));
if (! STRINGP (f->icon_name))
fset_icon_name (f, Qnil);
FRAME_DISPLAY_INFO (f) = dpyinfo;
/* With FRAME_DISPLAY_INFO set up, this unwind-protect is safe. */
record_unwind_protect (do_unwind_create_frame, frame);
/* These colors will be set anyway later, but it's important
to get the color reference counts right, so initialize them! */
{
Lisp_Object black;
struct gcpro gcpro1;
/* Function x_decode_color can signal an error. Make
sure to initialize color slots so that we won't try
to free colors we haven't allocated. */
FRAME_FOREGROUND_PIXEL (f) = -1;
FRAME_BACKGROUND_PIXEL (f) = -1;
f->output_data.x->cursor_pixel = -1;
f->output_data.x->cursor_foreground_pixel = -1;
f->output_data.x->border_pixel = -1;
f->output_data.x->mouse_pixel = -1;
black = build_string ("black");
GCPRO1 (black);
FRAME_FOREGROUND_PIXEL (f)
= x_decode_color (f, black, BLACK_PIX_DEFAULT (f));
FRAME_BACKGROUND_PIXEL (f)
= x_decode_color (f, black, BLACK_PIX_DEFAULT (f));
f->output_data.x->cursor_pixel
= x_decode_color (f, black, BLACK_PIX_DEFAULT (f));
f->output_data.x->cursor_foreground_pixel
= x_decode_color (f, black, BLACK_PIX_DEFAULT (f));
f->output_data.x->border_pixel
= x_decode_color (f, black, BLACK_PIX_DEFAULT (f));
f->output_data.x->mouse_pixel
= x_decode_color (f, black, BLACK_PIX_DEFAULT (f));
UNGCPRO;
}
/* Specify the parent under which to make this X window. */
if (!NILP (parent))
{
f->output_data.x->parent_desc = (Window) XFASTINT (parent);
f->output_data.x->explicit_parent = 1;
}
else
{
f->output_data.x->parent_desc = FRAME_DISPLAY_INFO (f)->root_window;
f->output_data.x->explicit_parent = 0;
}
/* Set the name; the functions to which we pass f expect the name to
be set. */
if (EQ (name, Qunbound) || NILP (name))
{
fset_name (f, build_string (dpyinfo->x_id_name));
f->explicit_name = 0;
}
else
{
fset_name (f, name);
f->explicit_name = 1;
/* use the frame's title when getting resources for this frame. */
specbind (Qx_resource_name, name);
}
#ifdef HAVE_FREETYPE
#ifdef HAVE_XFT
register_font_driver (&xftfont_driver, f);
#else /* not HAVE_XFT */
register_font_driver (&ftxfont_driver, f);
#endif /* not HAVE_XFT */
#endif /* HAVE_FREETYPE */
register_font_driver (&xfont_driver, f);
x_default_parameter (f, parms, Qfont_backend, Qnil,
"fontBackend", "FontBackend", RES_TYPE_STRING);
/* Extract the window parameters from the supplied values
that are needed to determine window geometry. */
x_default_font_parameter (f, parms);
if (!FRAME_FONT (f))
{
delete_frame (frame, Qnoelisp);
error ("Invalid frame font");
}
/* Frame contents get displaced if an embedded X window has a border. */
if (! FRAME_X_EMBEDDED_P (f))
x_default_parameter (f, parms, Qborder_width, make_number (0),
"borderWidth", "BorderWidth", RES_TYPE_NUMBER);
/* This defaults to 1 in order to match xterm. We recognize either
internalBorderWidth or internalBorder (which is what xterm calls
it). */
if (NILP (Fassq (Qinternal_border_width, parms)))
{
Lisp_Object value;
value = x_get_arg (dpyinfo, parms, Qinternal_border_width,
"internalBorder", "internalBorder", RES_TYPE_NUMBER);
if (! EQ (value, Qunbound))
parms = Fcons (Fcons (Qinternal_border_width, value),
parms);
}
x_default_parameter (f, parms, Qinternal_border_width,
#ifdef USE_GTK /* We used to impose 0 in xg_create_frame_widgets. */
make_number (0),
#else
make_number (1),
#endif
"internalBorderWidth", "internalBorderWidth",
RES_TYPE_NUMBER);
x_default_parameter (f, parms, Qright_divider_width, make_number (0),
NULL, NULL, RES_TYPE_NUMBER);
x_default_parameter (f, parms, Qbottom_divider_width, make_number (0),
NULL, NULL, RES_TYPE_NUMBER);
x_default_parameter (f, parms, Qvertical_scroll_bars,
#if defined (USE_GTK) && defined (USE_TOOLKIT_SCROLL_BARS)
Qright,
#else
Qleft,
#endif
"verticalScrollBars", "ScrollBars",
RES_TYPE_SYMBOL);
/* Also do the stuff which must be set before the window exists. */
x_default_parameter (f, parms, Qforeground_color, build_string ("black"),
"foreground", "Foreground", RES_TYPE_STRING);
x_default_parameter (f, parms, Qbackground_color, build_string ("white"),
"background", "Background", RES_TYPE_STRING);
x_default_parameter (f, parms, Qmouse_color, build_string ("black"),
"pointerColor", "Foreground", RES_TYPE_STRING);
x_default_parameter (f, parms, Qborder_color, build_string ("black"),
"borderColor", "BorderColor", RES_TYPE_STRING);
x_default_parameter (f, parms, Qscreen_gamma, Qnil,
"screenGamma", "ScreenGamma", RES_TYPE_FLOAT);
x_default_parameter (f, parms, Qline_spacing, Qnil,
"lineSpacing", "LineSpacing", RES_TYPE_NUMBER);
x_default_parameter (f, parms, Qleft_fringe, Qnil,
"leftFringe", "LeftFringe", RES_TYPE_NUMBER);
x_default_parameter (f, parms, Qright_fringe, Qnil,
"rightFringe", "RightFringe", RES_TYPE_NUMBER);
x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground,
"scrollBarForeground",
"ScrollBarForeground", 1);
x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background,
"scrollBarBackground",
"ScrollBarBackground", 0);
#ifdef GLYPH_DEBUG
image_cache_refcount =
FRAME_IMAGE_CACHE (f) ? FRAME_IMAGE_CACHE (f)->refcount : 0;
dpyinfo_refcount = dpyinfo->reference_count;
#endif /* GLYPH_DEBUG */
/* Init faces before x_default_parameter is called for scroll-bar
parameters because that function calls x_set_scroll_bar_width,
which calls change_frame_size, which calls Fset_window_buffer,
which runs hooks, which call Fvertical_motion. At the end, we
end up in init_iterator with a null face cache, which should not
happen. */
init_frame_faces (f);
/* Temporary disable window-configuration-change-hook to avoid
an infloop in next_frame and access to uninitialized frame
from Lisp code (Bug#18161). */
count2 = SPECPDL_INDEX ();
record_unwind_protect (unwind_create_frame_1, inhibit_lisp_code);
inhibit_lisp_code = Qt;
/* PXW: This is a duplicate from below. We have to do it here since
otherwise x_set_tool_bar_lines will work with the character sizes
installed by init_frame_faces while the frame's pixel size is still
calculated from a character size of 1 and we subsequently hit the
eassert (height >= 0) assertion in window_box_height. The
non-pixelwise code apparently worked around this because it had one
frame line vs one toolbar line which left us with a zero root
window height which was obviously wrong as well ... */
change_frame_size (f, FRAME_COLS (f) * FRAME_COLUMN_WIDTH (f),
FRAME_LINES (f) * FRAME_LINE_HEIGHT (f), 1, 0, 0, 1);
/* Set the menu-bar-lines and tool-bar-lines parameters. We don't
look up the X resources controlling the menu-bar and tool-bar
here; they are processed specially at startup, and reflected in
the values of the mode variables. */
x_default_parameter (f, parms, Qmenu_bar_lines,
NILP (Vmenu_bar_mode)
? make_number (0) : make_number (1),
NULL, NULL, RES_TYPE_NUMBER);
x_default_parameter (f, parms, Qtool_bar_lines,
NILP (Vtool_bar_mode)
? make_number (0) : make_number (1),
NULL, NULL, RES_TYPE_NUMBER);
unbind_to (count2, Qnil);
x_default_parameter (f, parms, Qbuffer_predicate, Qnil,
"bufferPredicate", "BufferPredicate",
RES_TYPE_SYMBOL);
x_default_parameter (f, parms, Qtitle, Qnil,
"title", "Title", RES_TYPE_STRING);
x_default_parameter (f, parms, Qwait_for_wm, Qt,
"waitForWM", "WaitForWM", RES_TYPE_BOOLEAN);
x_default_parameter (f, parms, Qfullscreen, Qnil,
"fullscreen", "Fullscreen", RES_TYPE_SYMBOL);
x_default_parameter (f, parms, Qtool_bar_position,
f->tool_bar_position, 0, 0, RES_TYPE_SYMBOL);
/* Compute the size of the X window. */
window_prompting = x_figure_window_size (f, parms, 1);
tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN);
f->no_split = minibuffer_only || EQ (tem, Qt);
x_icon_verify (f, parms);
/* Create the X widget or window. */
#ifdef USE_X_TOOLKIT
x_window (f, window_prompting, minibuffer_only);
#else
x_window (f);
#endif
x_icon (f, parms);
x_make_gc (f);
/* Now consider the frame official. */
f->terminal->reference_count++;
FRAME_DISPLAY_INFO (f)->reference_count++;
Vframe_list = Fcons (frame, Vframe_list);
/* We need to do this after creating the X window, so that the
icon-creation functions can say whose icon they're describing. */
x_default_parameter (f, parms, Qicon_type, Qt,
"bitmapIcon", "BitmapIcon", RES_TYPE_BOOLEAN);
x_default_parameter (f, parms, Qauto_raise, Qnil,
"autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN);
x_default_parameter (f, parms, Qauto_lower, Qnil,
"autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN);
x_default_parameter (f, parms, Qcursor_type, Qbox,
"cursorType", "CursorType", RES_TYPE_SYMBOL);
x_default_parameter (f, parms, Qscroll_bar_width, Qnil,
"scrollBarWidth", "ScrollBarWidth",
RES_TYPE_NUMBER);
x_default_parameter (f, parms, Qalpha, Qnil,
"alpha", "Alpha", RES_TYPE_NUMBER);
/* Dimensions, especially FRAME_LINES (f), must be done via change_frame_size.
Change will not be effected unless different from the current
FRAME_LINES (f). */
width = FRAME_TEXT_WIDTH (f);
height = FRAME_TEXT_HEIGHT (f);
FRAME_TEXT_HEIGHT (f) = 0;
SET_FRAME_WIDTH (f, 0);
change_frame_size (f, width, height, 1, 0, 0, 1);
#if defined (USE_X_TOOLKIT) || defined (USE_GTK)
/* Create the menu bar. */
if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f))
{
/* If this signals an error, we haven't set size hints for the
frame and we didn't make it visible. */
initialize_frame_menubar (f);
#ifndef USE_GTK
/* This is a no-op, except under Motif where it arranges the
main window for the widgets on it. */
lw_set_main_areas (f->output_data.x->column_widget,
f->output_data.x->menubar_widget,
f->output_data.x->edit_widget);
#endif /* not USE_GTK */
}
#endif /* USE_X_TOOLKIT || USE_GTK */
/* Tell the server what size and position, etc, we want, and how
badly we want them. This should be done after we have the menu
bar so that its size can be taken into account. */
block_input ();
x_wm_set_size_hint (f, window_prompting, 0);
unblock_input ();
/* Make the window appear on the frame and enable display, unless
the caller says not to. However, with explicit parent, Emacs
cannot control visibility, so don't try. */
if (! f->output_data.x->explicit_parent)
{
Lisp_Object visibility;
visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0,
RES_TYPE_SYMBOL);
if (EQ (visibility, Qunbound))
visibility = Qt;
if (EQ (visibility, Qicon))
x_iconify_frame (f);
else if (! NILP (visibility))
x_make_frame_visible (f);
else
{
/* Must have been Qnil. */
}
}
block_input ();
/* Set machine name and pid for the purpose of window managers. */
set_machine_and_pid_properties (f);
/* Set the WM leader property. GTK does this itself, so this is not
needed when using GTK. */
if (dpyinfo->client_leader_window != 0)
{
XChangeProperty (FRAME_X_DISPLAY (f),
FRAME_OUTER_WINDOW (f),
dpyinfo->Xatom_wm_client_leader,
XA_WINDOW, 32, PropModeReplace,
(unsigned char *) &dpyinfo->client_leader_window, 1);
}
unblock_input ();
/* Initialize `default-minibuffer-frame' in case this is the first
frame on this terminal. */
if (FRAME_HAS_MINIBUF_P (f)
&& (!FRAMEP (KVAR (kb, Vdefault_minibuffer_frame))
|| !FRAME_LIVE_P (XFRAME (KVAR (kb, Vdefault_minibuffer_frame)))))
kset_default_minibuffer_frame (kb, frame);
/* All remaining specified parameters, which have not been "used"
by x_get_arg and friends, now go in the misc. alist of the frame. */
for (tem = parms; CONSP (tem); tem = XCDR (tem))
if (CONSP (XCAR (tem)) && !NILP (XCAR (XCAR (tem))))
fset_param_alist (f, Fcons (XCAR (tem), f->param_alist));
UNGCPRO;
/* Make sure windows on this frame appear in calls to next-window
and similar functions. */
Vwindow_list = Qnil;
return unbind_to (count, frame);
}
/* FRAME is used only to get a handle on the X display. We don't pass the
display info directly because we're called from frame.c, which doesn't
know about that structure. */
Lisp_Object
x_get_focus_frame (struct frame *frame)
{
struct x_display_info *dpyinfo = FRAME_DISPLAY_INFO (frame);
Lisp_Object xfocus;
if (! dpyinfo->x_focus_frame)
return Qnil;
XSETFRAME (xfocus, dpyinfo->x_focus_frame);
return xfocus;
}
/* In certain situations, when the window manager follows a
click-to-focus policy, there seems to be no way around calling
XSetInputFocus to give another frame the input focus .
In an ideal world, XSetInputFocus should generally be avoided so
that applications don't interfere with the window manager's focus
policy. But I think it's okay to use when it's clearly done
following a user-command. */
void
x_focus_frame (struct frame *f)
{
Display *dpy = FRAME_X_DISPLAY (f);
block_input ();
x_catch_errors (dpy);
if (FRAME_X_EMBEDDED_P (f))
{
/* For Xembedded frames, normally the embedder forwards key
events. See XEmbed Protocol Specification at
http://freedesktop.org/wiki/Specifications/xembed-spec */
xembed_request_focus (f);
}
else
{
XSetInputFocus (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
RevertToParent, CurrentTime);
x_ewmh_activate_frame (f);
}
x_uncatch_errors ();
unblock_input ();
}
DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0,
doc: /* Internal function called by `color-defined-p', which see
.\(Note that the Nextstep version of this function ignores FRAME.) */)
(Lisp_Object color, Lisp_Object frame)
{
XColor foo;
struct frame *f = decode_window_system_frame (frame);
CHECK_STRING (color);
if (x_defined_color (f, SSDATA (color), &foo, 0))
return Qt;
else
return Qnil;
}
DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0,
doc: /* Internal function called by `color-values', which see. */)
(Lisp_Object color, Lisp_Object frame)
{
XColor foo;
struct frame *f = decode_window_system_frame (frame);
CHECK_STRING (color);
if (x_defined_color (f, SSDATA (color), &foo, 0))
return list3i (foo.red, foo.green, foo.blue);
else
return Qnil;
}
DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0,
doc: /* Internal function called by `display-color-p', which see. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
if (dpyinfo->n_planes <= 2)
return Qnil;
switch (dpyinfo->visual->class)
{
case StaticColor:
case PseudoColor:
case TrueColor:
case DirectColor:
return Qt;
default:
return Qnil;
}
}
DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p,
0, 1, 0,
doc: /* Return t if the X display supports shades of gray.
Note that color displays do support shades of gray.
The optional argument TERMINAL specifies which display to ask about.
TERMINAL should be a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
if (dpyinfo->n_planes <= 1)
return Qnil;
switch (dpyinfo->visual->class)
{
case StaticColor:
case PseudoColor:
case TrueColor:
case DirectColor:
case StaticGray:
case GrayScale:
return Qt;
default:
return Qnil;
}
}
DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width,
0, 1, 0,
doc: /* Return the width in pixels of the X display TERMINAL.
The optional argument TERMINAL specifies which display to ask about.
TERMINAL should be a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display.
On \"multi-monitor\" setups this refers to the pixel width for all
physical monitors associated with TERMINAL. To get information for
each physical monitor, use `display-monitor-attributes-list'. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
return make_number (x_display_pixel_width (dpyinfo));
}
DEFUN ("x-display-pixel-height", Fx_display_pixel_height,
Sx_display_pixel_height, 0, 1, 0,
doc: /* Return the height in pixels of the X display TERMINAL.
The optional argument TERMINAL specifies which display to ask about.
TERMINAL should be a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display.
On \"multi-monitor\" setups this refers to the pixel height for all
physical monitors associated with TERMINAL. To get information for
each physical monitor, use `display-monitor-attributes-list'. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
return make_number (x_display_pixel_height (dpyinfo));
}
DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes,
0, 1, 0,
doc: /* Return the number of bitplanes of the X display TERMINAL.
The optional argument TERMINAL specifies which display to ask about.
TERMINAL should be a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
return make_number (dpyinfo->n_planes);
}
DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells,
0, 1, 0,
doc: /* Return the number of color cells of the X display TERMINAL.
The optional argument TERMINAL specifies which display to ask about.
TERMINAL should be a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
int nr_planes = DisplayPlanes (dpyinfo->display,
XScreenNumberOfScreen (dpyinfo->screen));
/* Truncate nr_planes to 24 to avoid integer overflow.
Some displays says 32, but only 24 bits are actually significant.
There are only very few and rare video cards that have more than
24 significant bits. Also 24 bits is more than 16 million colors,
it "should be enough for everyone". */
if (nr_planes > 24) nr_planes = 24;
return make_number (1 << nr_planes);
}
DEFUN ("x-server-max-request-size", Fx_server_max_request_size,
Sx_server_max_request_size,
0, 1, 0,
doc: /* Return the maximum request size of the X server of display TERMINAL.
The optional argument TERMINAL specifies which display to ask about.
TERMINAL should be a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
return make_number (MAXREQUEST (dpyinfo->display));
}
DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0,
doc: /* Return the "vendor ID" string of the GUI software on TERMINAL.
\(Labeling every distributor as a "vendor" embodies the false assumption
that operating systems cannot be developed and distributed noncommercially.)
The optional argument TERMINAL specifies which display to ask about.
For GNU and Unix systems, this queries the X server software; for
MS-Windows, this queries the OS.
TERMINAL should be a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
const char *vendor = ServerVendor (dpyinfo->display);
if (! vendor) vendor = "";
return build_string (vendor);
}
DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0,
doc: /* Return the version numbers of the GUI software on TERMINAL.
The value is a list of three integers specifying the version of the GUI
software in use.
For GNU and Unix system, the first 2 numbers are the version of the X
Protocol used on TERMINAL and the 3rd number is the distributor-specific
release number. For MS-Windows, the 3 numbers report the version and
the build number of the OS.
See also the function `x-server-vendor'.
The optional argument TERMINAL specifies which display to ask about.
TERMINAL should be a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
Display *dpy = dpyinfo->display;
return list3i (ProtocolVersion (dpy), ProtocolRevision (dpy),
VendorRelease (dpy));
}
DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0,
doc: /* Return the number of screens on the X server of display TERMINAL.
The optional argument TERMINAL specifies which display to ask about.
TERMINAL should be a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
return make_number (ScreenCount (dpyinfo->display));
}
DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0,
doc: /* Return the height in millimeters of the X display TERMINAL.
The optional argument TERMINAL specifies which display to ask about.
TERMINAL should be a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display.
On \"multi-monitor\" setups this refers to the height in millimeters for
all physical monitors associated with TERMINAL. To get information
for each physical monitor, use `display-monitor-attributes-list'. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
return make_number (HeightMMOfScreen (dpyinfo->screen));
}
DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0,
doc: /* Return the width in millimeters of the X display TERMINAL.
The optional argument TERMINAL specifies which display to ask about.
TERMINAL should be a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display.
On \"multi-monitor\" setups this refers to the width in millimeters for
all physical monitors associated with TERMINAL. To get information
for each physical monitor, use `display-monitor-attributes-list'. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
return make_number (WidthMMOfScreen (dpyinfo->screen));
}
DEFUN ("x-display-backing-store", Fx_display_backing_store,
Sx_display_backing_store, 0, 1, 0,
doc: /* Return an indication of whether X display TERMINAL does backing store.
The value may be `always', `when-mapped', or `not-useful'.
The optional argument TERMINAL specifies which display to ask about.
TERMINAL should be a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
Lisp_Object result;
switch (DoesBackingStore (dpyinfo->screen))
{
case Always:
result = intern ("always");
break;
case WhenMapped:
result = intern ("when-mapped");
break;
case NotUseful:
result = intern ("not-useful");
break;
default:
error ("Strange value for BackingStore parameter of screen");
}
return result;
}
DEFUN ("x-display-visual-class", Fx_display_visual_class,
Sx_display_visual_class, 0, 1, 0,
doc: /* Return the visual class of the X display TERMINAL.
The value is one of the symbols `static-gray', `gray-scale',
`static-color', `pseudo-color', `true-color', or `direct-color'.
The optional argument TERMINAL specifies which display to ask about.
TERMINAL should a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
Lisp_Object result;
switch (dpyinfo->visual->class)
{
case StaticGray:
result = intern ("static-gray");
break;
case GrayScale:
result = intern ("gray-scale");
break;
case StaticColor:
result = intern ("static-color");
break;
case PseudoColor:
result = intern ("pseudo-color");
break;
case TrueColor:
result = intern ("true-color");
break;
case DirectColor:
result = intern ("direct-color");
break;
default:
error ("Display has an unknown visual class");
}
return result;
}
DEFUN ("x-display-save-under", Fx_display_save_under,
Sx_display_save_under, 0, 1, 0,
doc: /* Return t if the X display TERMINAL supports the save-under feature.
The optional argument TERMINAL specifies which display to ask about.
TERMINAL should be a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
if (DoesSaveUnders (dpyinfo->screen) == True)
return Qt;
else
return Qnil;
}
/* Store the geometry of the workarea on display DPYINFO into *RECT.
Return false if and only if the workarea information cannot be
obtained via the _NET_WORKAREA root window property. */
#if ! GTK_CHECK_VERSION (3, 4, 0)
static bool
x_get_net_workarea (struct x_display_info *dpyinfo, XRectangle *rect)
{
Display *dpy = dpyinfo->display;
long offset, max_len;
Atom target_type, actual_type;
unsigned long actual_size, bytes_remaining;
int rc, actual_format;
unsigned char *tmp_data = NULL;
bool result = false;
x_catch_errors (dpy);
offset = 0;
max_len = 1;
target_type = XA_CARDINAL;
rc = XGetWindowProperty (dpy, dpyinfo->root_window,
dpyinfo->Xatom_net_current_desktop,
offset, max_len, False, target_type,
&actual_type, &actual_format, &actual_size,
&bytes_remaining, &tmp_data);
if (rc == Success && actual_type == target_type && !x_had_errors_p (dpy)
&& actual_format == 32 && actual_size == max_len)
{
long current_desktop = ((long *) tmp_data)[0];
XFree (tmp_data);
tmp_data = NULL;
offset = 4 * current_desktop;
max_len = 4;
rc = XGetWindowProperty (dpy, dpyinfo->root_window,
dpyinfo->Xatom_net_workarea,
offset, max_len, False, target_type,
&actual_type, &actual_format, &actual_size,
&bytes_remaining, &tmp_data);
if (rc == Success && actual_type == target_type && !x_had_errors_p (dpy)
&& actual_format == 32 && actual_size == max_len)
{
long *values = (long *) tmp_data;
rect->x = values[0];
rect->y = values[1];
rect->width = values[2];
rect->height = values[3];
XFree (tmp_data);
tmp_data = NULL;
result = true;
}
}
if (tmp_data)
XFree (tmp_data);
x_uncatch_errors ();
return result;
}
#endif
#ifndef USE_GTK
/* Return monitor number where F is "most" or closest to. */
static int
x_get_monitor_for_frame (struct frame *f,
struct MonitorInfo *monitors,
int n_monitors)
{
XRectangle frect;
int area = 0, dist = -1;
int best_area = -1, best_dist = -1;
int i;
if (n_monitors == 1) return 0;
frect.x = f->left_pos;
frect.y = f->top_pos;
frect.width = FRAME_PIXEL_WIDTH (f);
frect.height = FRAME_PIXEL_HEIGHT (f);
for (i = 0; i < n_monitors; ++i)
{
struct MonitorInfo *mi = &monitors[i];
XRectangle res;
int a = 0;
if (mi->geom.width == 0) continue;
if (x_intersect_rectangles (&mi->geom, &frect, &res))
{
a = res.width * res.height;
if (a > area)
{
area = a;
best_area = i;
}
}
if (a == 0 && area == 0)
{
int dx, dy, d;
if (frect.x + frect.width < mi->geom.x)
dx = mi->geom.x - frect.x + frect.width;
else if (frect.x > mi->geom.x + mi->geom.width)
dx = frect.x - mi->geom.x + mi->geom.width;
else
dx = 0;
if (frect.y + frect.height < mi->geom.y)
dy = mi->geom.y - frect.y + frect.height;
else if (frect.y > mi->geom.y + mi->geom.height)
dy = frect.y - mi->geom.y + mi->geom.height;
else
dy = 0;
d = dx*dx + dy*dy;
if (dist == -1 || dist > d)
{
dist = d;
best_dist = i;
}
}
}
return best_area != -1 ? best_area : (best_dist != -1 ? best_dist : 0);
}
static Lisp_Object
x_make_monitor_attribute_list (struct MonitorInfo *monitors,
int n_monitors,
int primary_monitor,
struct x_display_info *dpyinfo,
const char *source)
{
Lisp_Object monitor_frames = Fmake_vector (make_number (n_monitors), Qnil);
Lisp_Object frame, rest;
FOR_EACH_FRAME (rest, frame)
{
struct frame *f = XFRAME (frame);
if (FRAME_X_P (f) && FRAME_DISPLAY_INFO (f) == dpyinfo
&& !EQ (frame, tip_frame))
{
int i = x_get_monitor_for_frame (f, monitors, n_monitors);
ASET (monitor_frames, i, Fcons (frame, AREF (monitor_frames, i)));
}
}
return make_monitor_attribute_list (monitors, n_monitors, primary_monitor,
monitor_frames, source);
}
static Lisp_Object
x_get_monitor_attributes_fallback (struct x_display_info *dpyinfo)
{
struct MonitorInfo monitor;
XRectangle workarea_r;
/* Fallback: treat (possibly) multiple physical monitors as if they
formed a single monitor as a whole. This should provide a
consistent result at least on single monitor environments. */
monitor.geom.x = monitor.geom.y = 0;
monitor.geom.width = x_display_pixel_width (dpyinfo);
monitor.geom.height = x_display_pixel_height (dpyinfo);
monitor.mm_width = WidthMMOfScreen (dpyinfo->screen);
monitor.mm_height = HeightMMOfScreen (dpyinfo->screen);
monitor.name = xstrdup ("combined screen");
if (x_get_net_workarea (dpyinfo, &workarea_r))
monitor.work = workarea_r;
else
monitor.work = monitor.geom;
return x_make_monitor_attribute_list (&monitor, 1, 0, dpyinfo, "fallback");
}
#ifdef HAVE_XINERAMA
static Lisp_Object
x_get_monitor_attributes_xinerama (struct x_display_info *dpyinfo)
{
int n_monitors, i;
Lisp_Object attributes_list = Qnil;
Display *dpy = dpyinfo->display;
XineramaScreenInfo *info = XineramaQueryScreens (dpy, &n_monitors);
struct MonitorInfo *monitors;
double mm_width_per_pixel, mm_height_per_pixel;
if (! info || n_monitors == 0)
{
if (info)
XFree (info);
return attributes_list;
}
mm_width_per_pixel = ((double) WidthMMOfScreen (dpyinfo->screen)
/ x_display_pixel_width (dpyinfo));
mm_height_per_pixel = ((double) HeightMMOfScreen (dpyinfo->screen)
/ x_display_pixel_height (dpyinfo));
monitors = xzalloc (n_monitors * sizeof *monitors);
for (i = 0; i < n_monitors; ++i)
{
struct MonitorInfo *mi = &monitors[i];
XRectangle workarea_r;
mi->geom.x = info[i].x_org;
mi->geom.y = info[i].y_org;
mi->geom.width = info[i].width;
mi->geom.height = info[i].height;
mi->mm_width = mi->geom.width * mm_width_per_pixel + 0.5;
mi->mm_height = mi->geom.height * mm_height_per_pixel + 0.5;
mi->name = 0;
/* Xinerama usually have primary monitor first, just use that. */
if (i == 0 && x_get_net_workarea (dpyinfo, &workarea_r))
{
mi->work = workarea_r;
if (! x_intersect_rectangles (&mi->geom, &mi->work, &mi->work))
mi->work = mi->geom;
}
else
mi->work = mi->geom;
}
XFree (info);
attributes_list = x_make_monitor_attribute_list (monitors,
n_monitors,
0,
dpyinfo,
"Xinerama");
free_monitors (monitors, n_monitors);
return attributes_list;
}
#endif /* HAVE_XINERAMA */
#ifdef HAVE_XRANDR
static Lisp_Object
x_get_monitor_attributes_xrandr (struct x_display_info *dpyinfo)
{
Lisp_Object attributes_list = Qnil;
XRRScreenResources *resources;
Display *dpy = dpyinfo->display;
int i, n_monitors, primary = -1;
RROutput pxid = None;
struct MonitorInfo *monitors;
#ifdef HAVE_XRRGETSCREENRESOURCESCURRENT
resources = XRRGetScreenResourcesCurrent (dpy, dpyinfo->root_window);
#else
resources = XRRGetScreenResources (dpy, dpyinfo->root_window);
#endif
if (! resources || resources->noutput == 0)
{
if (resources)
XRRFreeScreenResources (resources);
return Qnil;
}
n_monitors = resources->noutput;
monitors = xzalloc (n_monitors * sizeof *monitors);
#ifdef HAVE_XRRGETOUTPUTPRIMARY
pxid = XRRGetOutputPrimary (dpy, dpyinfo->root_window);
#endif
for (i = 0; i < n_monitors; ++i)
{
XRROutputInfo *info = XRRGetOutputInfo (dpy, resources,
resources->outputs[i]);
Connection conn = info ? info->connection : RR_Disconnected;
RRCrtc id = info ? info->crtc : None;
if (strcmp (info->name, "default") == 0)
{
/* Non XRandr 1.2 driver, does not give useful data. */
XRRFreeOutputInfo (info);
XRRFreeScreenResources (resources);
free_monitors (monitors, n_monitors);
return Qnil;
}
if (conn != RR_Disconnected && id != None)
{
XRRCrtcInfo *crtc = XRRGetCrtcInfo (dpy, resources, id);
struct MonitorInfo *mi = &monitors[i];
XRectangle workarea_r;
if (! crtc)
{
XRRFreeOutputInfo (info);
continue;
}
mi->geom.x = crtc->x;
mi->geom.y = crtc->y;
mi->geom.width = crtc->width;
mi->geom.height = crtc->height;
mi->mm_width = info->mm_width;
mi->mm_height = info->mm_height;
mi->name = xstrdup (info->name);
if (pxid != None && pxid == resources->outputs[i])
primary = i;
else if (primary == -1 && strcmp (info->name, "LVDS") == 0)
primary = i;
if (i == primary && x_get_net_workarea (dpyinfo, &workarea_r))
{
mi->work= workarea_r;
if (! x_intersect_rectangles (&mi->geom, &mi->work, &mi->work))
mi->work = mi->geom;
}
else
mi->work = mi->geom;
XRRFreeCrtcInfo (crtc);
}
XRRFreeOutputInfo (info);
}
XRRFreeScreenResources (resources);
attributes_list = x_make_monitor_attribute_list (monitors,
n_monitors,
primary,
dpyinfo,
"XRandr");
free_monitors (monitors, n_monitors);
return attributes_list;
}
#endif /* HAVE_XRANDR */
static Lisp_Object
x_get_monitor_attributes (struct x_display_info *dpyinfo)
{
Lisp_Object attributes_list = Qnil;
Display *dpy = dpyinfo->display;
(void) dpy; /* Suppress unused variable warning. */
#ifdef HAVE_XRANDR
int xrr_event_base, xrr_error_base;
bool xrr_ok = false;
xrr_ok = XRRQueryExtension (dpy, &xrr_event_base, &xrr_error_base);
if (xrr_ok)
{
int xrr_major, xrr_minor;
XRRQueryVersion (dpy, &xrr_major, &xrr_minor);
xrr_ok = (xrr_major == 1 && xrr_minor >= 2) || xrr_major > 1;
}
if (xrr_ok)
attributes_list = x_get_monitor_attributes_xrandr (dpyinfo);
#endif /* HAVE_XRANDR */
#ifdef HAVE_XINERAMA
if (NILP (attributes_list))
{
int xin_event_base, xin_error_base;
bool xin_ok = false;
xin_ok = XineramaQueryExtension (dpy, &xin_event_base, &xin_error_base);
if (xin_ok && XineramaIsActive (dpy))
attributes_list = x_get_monitor_attributes_xinerama (dpyinfo);
}
#endif /* HAVE_XINERAMA */
if (NILP (attributes_list))
attributes_list = x_get_monitor_attributes_fallback (dpyinfo);
return attributes_list;
}
#endif /* !USE_GTK */
DEFUN ("x-display-monitor-attributes-list", Fx_display_monitor_attributes_list,
Sx_display_monitor_attributes_list,
0, 1, 0,
doc: /* Return a list of physical monitor attributes on the X display TERMINAL.
The optional argument TERMINAL specifies which display to ask about.
TERMINAL should be a terminal object, a frame or a display name (a string).
If omitted or nil, that stands for the selected frame's display.
In addition to the standard attribute keys listed in
`display-monitor-attributes-list', the following keys are contained in
the attributes:
source -- String describing the source from which multi-monitor
information is obtained, one of \"Gdk\", \"XRandr\",
\"Xinerama\", or \"fallback\"
Internal use only, use `display-monitor-attributes-list' instead. */)
(Lisp_Object terminal)
{
struct x_display_info *dpyinfo = check_x_display_info (terminal);
Lisp_Object attributes_list = Qnil;
#ifdef USE_GTK
double mm_width_per_pixel, mm_height_per_pixel;
GdkDisplay *gdpy;
GdkScreen *gscreen;
gint primary_monitor = 0, n_monitors, i;
Lisp_Object monitor_frames, rest, frame;
static const char *source = "Gdk";
struct MonitorInfo *monitors;
block_input ();
mm_width_per_pixel = ((double) WidthMMOfScreen (dpyinfo->screen)
/ x_display_pixel_width (dpyinfo));
mm_height_per_pixel = ((double) HeightMMOfScreen (dpyinfo->screen)
/ x_display_pixel_height (dpyinfo));
gdpy = gdk_x11_lookup_xdisplay (dpyinfo->display);
gscreen = gdk_display_get_default_screen (gdpy);
#if GTK_CHECK_VERSION (2, 20, 0)
primary_monitor = gdk_screen_get_primary_monitor (gscreen);
#endif
n_monitors = gdk_screen_get_n_monitors (gscreen);
monitor_frames = Fmake_vector (make_number (n_monitors), Qnil);
monitors = xzalloc (n_monitors * sizeof *monitors);
FOR_EACH_FRAME (rest, frame)
{
struct frame *f = XFRAME (frame);
if (FRAME_X_P (f) && FRAME_DISPLAY_INFO (f) == dpyinfo
&& !EQ (frame, tip_frame))
{
GdkWindow *gwin = gtk_widget_get_window (FRAME_GTK_WIDGET (f));
i = gdk_screen_get_monitor