/* X Communication module for terminals which understand the X protocol.
Copyright (C) 1989, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
- 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+ 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
This file is part of GNU Emacs.
static const XColor *x_color_cells P_ ((Display *, int *));
static void x_update_window_end P_ ((struct window *, int, int));
void x_delete_display P_ ((struct x_display_info *));
-static unsigned int x_x_to_emacs_modifiers P_ ((struct x_display_info *,
- unsigned));
+
static int x_io_error_quitter P_ ((Display *));
-int x_catch_errors P_ ((Display *));
-void x_uncatch_errors P_ ((Display *, int));
+void x_catch_errors P_ ((Display *));
+void x_uncatch_errors P_ ((void));
void x_lower_frame P_ ((struct frame *));
void x_scroll_bar_clear P_ ((struct frame *));
int x_had_errors_p P_ ((Display *));
/* Convert between the modifier bits X uses and the modifier bits
Emacs uses. */
-static unsigned int
+unsigned int
x_x_to_emacs_modifiers (dpyinfo, state)
struct x_display_info *dpyinfo;
unsigned int state;
last_mouse_motion_event = *event;
XSETFRAME (last_mouse_motion_frame, frame);
+ if (!FRAME_X_OUTPUT (frame))
+ return 0;
+
if (event->window != FRAME_X_WINDOW (frame))
{
frame->mouse_moved = 1;
Window win, child;
int win_x, win_y;
int parent_x = 0, parent_y = 0;
- int count;
win = root;
structure is changing at the same time this function
is running. So at least we must not crash from them. */
- count = x_catch_errors (FRAME_X_DISPLAY (*fp));
+ x_catch_errors (FRAME_X_DISPLAY (*fp));
if (FRAME_X_DISPLAY_INFO (*fp)->grabbed && last_mouse_frame
&& FRAME_LIVE_P (last_mouse_frame))
if (x_had_errors_p (FRAME_X_DISPLAY (*fp)))
f1 = 0;
- x_uncatch_errors (FRAME_X_DISPLAY (*fp), count);
+ x_uncatch_errors ();
/* If not, is it one of our scroll bars? */
if (! f1)
Display *d = event.xclient.display;
/* Catch and ignore errors, in case window has been
iconified by a window manager such as GWM. */
- int count = x_catch_errors (d);
+ x_catch_errors (d);
XSetInputFocus (d, event.xclient.window,
/* The ICCCM says this is
the only valid choice. */
/* This is needed to detect the error
if there is an error. */
XSync (d, False);
- x_uncatch_errors (d, count);
+ x_uncatch_errors ();
}
/* Not certain about handling scroll bars here */
#endif /* 0 */
f = x_any_window_to_frame (dpyinfo, event.xkey.window);
- if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight))
+ if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight)
+ && !EQ (f->tool_bar_window, dpyinfo->mouse_face_window))
{
clear_mouse_face (dpyinfo);
dpyinfo->mouse_face_hidden = 1;
}
/* Keysyms directly mapped to supported Unicode characters. */
- if ((keysym >= 0x01000100 && keysym <= 0x010033ff)
+ if ((keysym >= 0x01000000 && keysym <= 0x010033ff)
|| (keysym >= 0x0100e000 && keysym <= 0x0100ffff))
{
- int code, charset_id, c1, c2;
-
- if (keysym < 0x01002500)
- charset_id = charset_mule_unicode_0100_24ff,
- code = (keysym & 0xFFFF) - 0x100;
- else if (keysym < 0x0100e000)
- charset_id = charset_mule_unicode_2500_33ff,
- code = (keysym & 0xFFFF) - 0x2500;
+ int code = keysym & 0xFFFF, charset_id, c1, c2;
+
+ if (code < 0x80)
+ {
+ inev.ie.kind = ASCII_KEYSTROKE_EVENT;
+ inev.ie.code = code;
+ }
+ else if (code < 0x100)
+ {
+ if (code < 0xA0)
+ charset_id = CHARSET_8_BIT_CONTROL;
+ else
+ charset_id = charset_latin_iso8859_1;
+ inev.ie.kind = MULTIBYTE_CHAR_KEYSTROKE_EVENT;
+ inev.ie.code = MAKE_CHAR (charset_id, code, 0);
+ }
else
- charset_id = charset_mule_unicode_e000_ffff,
- code = (keysym & 0xFFFF) - 0xe000;
- c1 = (code / 96) + 32, c2 = (code % 96) + 32;
- inev.ie.kind = MULTIBYTE_CHAR_KEYSTROKE_EVENT;
- inev.ie.code = MAKE_CHAR (charset_id, c1, c2);
+ {
+ if (code < 0x2500)
+ charset_id = charset_mule_unicode_0100_24ff,
+ code -= 0x100;
+ else if (code < 0xE000)
+ charset_id = charset_mule_unicode_2500_33ff,
+ code -= 0x2500;
+ else
+ charset_id = charset_mule_unicode_e000_ffff,
+ code -= 0xE000;
+ c1 = (code / 96) + 32, c2 = (code % 96) + 32;
+ inev.ie.kind = MULTIBYTE_CHAR_KEYSTROKE_EVENT;
+ inev.ie.code = MAKE_CHAR (charset_id, c1, c2);
+ }
goto done_keysym;
}
so update things that depend on mouse position. */
if (f && !f->output_data.x->hourglass_p)
note_mouse_movement (f, &event.xmotion);
+#ifdef USE_GTK
+ /* We may get an EnterNotify on the buttons in the toolbar. In that
+ case we moved out of any highlighted area and need to note this. */
+ if (!f && last_mouse_glyph_frame)
+ note_mouse_movement (last_mouse_glyph_frame, &event);
+#endif
goto OTHER;
case FocusIn:
if (any_help_event_p)
do_help = -1;
}
+#ifdef USE_GTK
+ /* See comment in EnterNotify above */
+ else if (last_mouse_glyph_frame)
+ note_mouse_movement (last_mouse_glyph_frame, &event);
+#endif
goto OTHER;
case FocusOut:
/* Set clipping, draw the rectangle, and reset clipping again. */
x_clip_to_row (w, row, TEXT_AREA, gc);
- XDrawRectangle (dpy, FRAME_X_WINDOW (f), gc, x, y, wd, h);
+ XDrawRectangle (dpy, FRAME_X_WINDOW (f), gc, x, y, wd, h - 1);
XSetClipMask (dpy, gc, None);
}
/* Create the GNU bitmap and mask if necessary. */
if (FRAME_X_DISPLAY_INFO (f)->icon_bitmap_id < 0)
{
- FRAME_X_DISPLAY_INFO (f)->icon_bitmap_id
- = x_create_bitmap_from_data (f, gnu_bits,
- gnu_width, gnu_height);
- x_create_bitmap_mask (f, FRAME_X_DISPLAY_INFO (f)->icon_bitmap_id);
+ int rc = -1;
+
+#if defined (HAVE_XPM) && defined (HAVE_X_WINDOWS)
+#ifdef USE_GTK
+ if (xg_set_icon_from_xpm_data (f, gnu_xpm_bits))
+ return 0;
+#else
+ rc = x_create_bitmap_from_xpm_data (f, gnu_xpm_bits);
+ if (rc != -1)
+ FRAME_X_DISPLAY_INFO (f)->icon_bitmap_id = rc;
+#endif /* USE_GTK */
+#endif /* defined (HAVE_XPM) && defined (HAVE_X_WINDOWS) */
+
+ /* If all else fails, use the (black and white) xbm image. */
+ if (rc == -1)
+ {
+ rc = x_create_bitmap_from_data (f, gnu_xbm_bits,
+ gnu_xbm_width, gnu_xbm_height);
+ if (rc == -1)
+ return 1;
+
+ FRAME_X_DISPLAY_INFO (f)->icon_bitmap_id = rc;
+ x_create_bitmap_mask (f, FRAME_X_DISPLAY_INFO (f)->icon_bitmap_id);
+ }
}
/* The first time we create the GNU bitmap and mask,
#define X_ERROR_MESSAGE_SIZE 200
/* If non-nil, this should be a string.
- It means catch X errors and store the error message in this string. */
+ It means catch X errors and store the error message in this string.
-static Lisp_Object x_error_message_string;
+ The reason we use a stack is that x_catch_error/x_uncatch_error can
+ be called from a signal handler.
+*/
+
+struct x_error_message_stack {
+ char string[X_ERROR_MESSAGE_SIZE];
+ Display *dpy;
+ struct x_error_message_stack *prev;
+};
+static struct x_error_message_stack *x_error_message;
/* An X error handler which stores the error message in
x_error_message_string. This is called from x_error_handler if
XErrorEvent *error;
{
XGetErrorText (display, error->error_code,
- SDATA (x_error_message_string),
+ x_error_message->string,
X_ERROR_MESSAGE_SIZE);
}
Calling x_uncatch_errors resumes the normal error handling. */
void x_check_errors ();
-static Lisp_Object x_catch_errors_unwind ();
-int
+void
x_catch_errors (dpy)
Display *dpy;
{
- int count = SPECPDL_INDEX ();
+ struct x_error_message_stack *data = xmalloc (sizeof (*data));
/* Make sure any errors from previous requests have been dealt with. */
XSync (dpy, False);
- record_unwind_protect (x_catch_errors_unwind,
- Fcons (make_save_value (dpy, 0),
- x_error_message_string));
-
- x_error_message_string = make_uninit_string (X_ERROR_MESSAGE_SIZE);
- SSET (x_error_message_string, 0, 0);
-
- return count;
+ data->dpy = dpy;
+ data->string[0] = 0;
+ data->prev = x_error_message;
+ x_error_message = data;
}
-/* Unbind the binding that we made to check for X errors. */
+/* Undo the last x_catch_errors call.
+ DPY should be the display that was passed to x_catch_errors. */
-static Lisp_Object
-x_catch_errors_unwind (old_val)
- Lisp_Object old_val;
+void
+x_uncatch_errors ()
{
- Lisp_Object first = XCAR (old_val);
- Display *dpy = XSAVE_VALUE (first)->pointer;
+ struct x_error_message_stack *tmp;
+
+ BLOCK_INPUT;
/* The display may have been closed before this function is called.
Check if it is still open before calling XSync. */
- if (x_display_info_for_display (dpy) != 0)
- {
- BLOCK_INPUT;
- XSync (dpy, False);
- UNBLOCK_INPUT;
- }
+ if (x_display_info_for_display (x_error_message->dpy) != 0)
+ XSync (x_error_message->dpy, False);
- x_error_message_string = XCDR (old_val);
- return Qnil;
+ tmp = x_error_message;
+ x_error_message = x_error_message->prev;
+ xfree (tmp);
+ UNBLOCK_INPUT;
}
/* If any X protocol errors have arrived since the last call to
/* Make sure to catch any errors incurred so far. */
XSync (dpy, False);
- if (SREF (x_error_message_string, 0))
- error (format, SDATA (x_error_message_string));
+ if (x_error_message->string[0])
+ {
+ char string[X_ERROR_MESSAGE_SIZE];
+ bcopy (x_error_message->string, string, X_ERROR_MESSAGE_SIZE);
+ x_uncatch_errors ();
+ error (format, string);
+ }
}
/* Nonzero if we had any X protocol errors
/* Make sure to catch any errors incurred so far. */
XSync (dpy, False);
- return SREF (x_error_message_string, 0) != 0;
+ return x_error_message->string[0] != 0;
}
/* Forget about any errors we have had, since we did x_catch_errors on DPY. */
x_clear_errors (dpy)
Display *dpy;
{
- SSET (x_error_message_string, 0, 0);
+ x_error_message->string[0] = 0;
}
-/* Stop catching X protocol errors and let them make Emacs die.
- DPY should be the display that was passed to x_catch_errors.
- COUNT should be the value that was returned by
- the corresponding call to x_catch_errors. */
+/* Close off all unclosed x_catch_errors calls. */
void
-x_uncatch_errors (dpy, count)
- Display *dpy;
- int count;
+x_fully_uncatch_errors ()
+{
+ while (x_error_message)
+ x_uncatch_errors ();
+}
+
+/* Nonzero if x_catch_errors has been done and not yet canceled. */
+
+int
+x_catching_errors ()
{
- unbind_to (count, Qnil);
+ return x_error_message != 0;
}
#if 0
{
struct x_display_info *dpyinfo = x_display_info_for_display (dpy);
Lisp_Object frame, tail;
- int count;
error_msg = (char *) alloca (strlen (error_message) + 1);
strcpy (error_msg, error_message);
below. Otherwise, we might end up with printing ``can't find per
display information'' in the recursive call instead of printing
the original message here. */
- count = x_catch_errors (dpy);
+ x_catch_errors (dpy);
/* We have to close the display to inform Xt that it doesn't
exist anymore. If we don't, Xt will continue to wait for
if (dpyinfo)
x_delete_display (dpyinfo);
- x_uncatch_errors (dpy, count);
+ x_uncatch_errors ();
if (x_display_list == 0)
{
Display *display;
XErrorEvent *error;
{
- if (! NILP (x_error_message_string))
+ if (x_error_message)
x_error_catcher (display, error);
else
x_error_quitter (display, error);
= f ? FRAME_X_DISPLAY_INFO (f) : x_display_list;
Display *dpy = dpyinfo->display;
int try_XLoadQueryFont = 0;
- int count;
int allow_auto_scaled_font = 0;
if (size < 0)
/* At first, put PATTERN in the cache. */
BLOCK_INPUT;
- count = x_catch_errors (dpy);
+ x_catch_errors (dpy);
if (try_XLoadQueryFont)
{
}
}
- x_uncatch_errors (dpy, count);
+ x_uncatch_errors ();
UNBLOCK_INPUT;
if (names)
XFontStruct *thisinfo;
BLOCK_INPUT;
- count = x_catch_errors (dpy);
+ x_catch_errors (dpy);
thisinfo = XLoadQueryFont (dpy,
SDATA (XCAR (tem)));
if (x_had_errors_p (dpy))
thisinfo = NULL;
x_clear_errors (dpy);
}
- x_uncatch_errors (dpy, count);
+ x_uncatch_errors ();
UNBLOCK_INPUT;
if (thisinfo)
{
struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
Lisp_Object font_names;
- int count;
/* Get a list of all the fonts that match this name. Once we
have a list of matching fonts, we compare them against the fonts
fontname = (char *) SDATA (XCAR (font_names));
BLOCK_INPUT;
- count = x_catch_errors (FRAME_X_DISPLAY (f));
+ x_catch_errors (FRAME_X_DISPLAY (f));
font = (XFontStruct *) XLoadQueryFont (FRAME_X_DISPLAY (f), fontname);
if (x_had_errors_p (FRAME_X_DISPLAY (f)))
{
font = NULL;
x_clear_errors (FRAME_X_DISPLAY (f));
}
- x_uncatch_errors (FRAME_X_DISPLAY (f), count);
+ x_uncatch_errors ();
UNBLOCK_INPUT;
if (!font)
return NULL;
static int x_initialized;
+#ifdef HAVE_X_SM
+static int x_session_initialized;
+#endif
+
#ifdef MULTI_KBOARD
/* Test whether two display-name strings agree up to the dot that separates
the screen number from the server number. */
*bits = nr;
}
+int
+x_display_ok (display)
+ const char * display;
+{
+ int dpy_ok = 1;
+ Display *dpy;
+
+ dpy = XOpenDisplay (display);
+ if (dpy)
+ XCloseDisplay (dpy);
+ else
+ dpy_ok = 0;
+ return dpy_ok;
+}
+
struct x_display_info *
x_term_init (display_name, xrm_option, resource_name)
Lisp_Object display_name;
/* Load our own gtkrc if it exists. */
{
- struct gcpro gcpro1, gcpro2;
char *file = "~/.emacs.d/gtkrc";
Lisp_Object s, abs_file;
- GCPRO2 (s, abs_file);
s = make_string (file, strlen (file));
abs_file = Fexpand_file_name (s, Qnil);
if (! NILP (abs_file) && !NILP (Ffile_readable_p (abs_file)))
gtk_rc_parse (SDATA (abs_file));
-
- UNGCPRO;
}
XSetErrorHandler (x_error_handler);
Display *dpy = dpyinfo->display;
XrmValue d, fr, to;
Font font;
- int count;
d.addr = (XPointer)&dpy;
d.size = sizeof (Display *);
fr.size = sizeof (XtDefaultFont);
to.size = sizeof (Font *);
to.addr = (XPointer)&font;
- count = x_catch_errors (dpy);
+ x_catch_errors (dpy);
if (!XtCallConverter (dpy, XtCvtStringToFont, &d, 1, &fr, &to, NULL))
abort ();
if (x_had_errors_p (dpy) || !XQueryFont (dpy, font))
XrmPutLineResource (&xrdb, "Emacs.dialog.*.font: 9x15");
- x_uncatch_errors (dpy, count);
+ x_uncatch_errors ();
}
#endif
#endif
#ifdef HAVE_X_SM
/* Only do this for the first display. */
- if (x_initialized == 1)
+ if (!x_session_initialized++)
x_session_initialize (dpyinfo);
#endif
last_tool_bar_item = -1;
any_help_event_p = 0;
ignore_next_mouse_click_timeout = 0;
+#ifdef HAVE_X_SM
+ x_session_initialized = 0;
+#endif
#ifdef USE_GTK
current_count = -1;
void
syms_of_xterm ()
{
- staticpro (&x_error_message_string);
- x_error_message_string = Qnil;
+ x_error_message = NULL;
staticpro (&x_display_name_list);
x_display_name_list = Qnil;