X-Git-Url: http://git.chise.org/gitweb/?p=chise%2Fxemacs-chise.git.1;a=blobdiff_plain;f=src%2Fgui-x.c;h=1ebd55ae97f0379086fed9a49ac2433fcc713136;hp=209935142a92fee9c49032ae334e19ec6675a6a1;hb=566b3d194e2d5c783808ac39437bd7e1a28b1c5c;hpb=2fd9701a4f902054649dde9143a3f77809afee8f diff --git a/src/gui-x.c b/src/gui-x.c index 2099351..1ebd55a 100644 --- a/src/gui-x.c +++ b/src/gui-x.c @@ -1,6 +1,6 @@ /* General GUI code -- X-specific. (menubars, scrollbars, toolbars, dialogs) Copyright (C) 1995 Board of Trustees, University of Illinois. - Copyright (C) 1995, 1996 Ben Wing. + Copyright (C) 1995, 1996, 2000 Ben Wing. Copyright (C) 1995 Sun Microsystems, Inc. Copyright (C) 1998 Free Software Foundation, Inc. @@ -23,6 +23,8 @@ Boston, MA 02111-1307, USA. */ /* Synched up with: Not in FSF. */ +/* This file Mule-ized by Ben Wing, 7-8-00. */ + #include #include "lisp.h" @@ -33,13 +35,13 @@ Boston, MA 02111-1307, USA. */ #include "gui-x.h" #include "buffer.h" #include "device.h" +#include "events.h" #include "frame.h" #include "gui.h" +#include "glyphs.h" #include "redisplay.h" #include "opaque.h" -Lisp_Object Qmenu_no_selection_hook; - /* we need a unique id for each popup menu, dialog box, and scrollbar */ static unsigned int lwlib_id_tick; @@ -151,8 +153,9 @@ widget_value_unwind (Lisp_Object closure) static void print_widget_value (widget_value *wv, int depth) { - /* !!#### This function has not been Mule-ized */ - char d [200]; + /* strings in wv are in external format; use printf not stdout_out + because the latter takes internal-format strings */ + Extbyte d [200]; int i; for (i = 0; i < depth; i++) d[i] = ' '; d[depth]=0; @@ -204,15 +207,17 @@ free_popup_widget_value_tree (widget_value *wv) } /* The following is actually called from somewhere within XtDispatchEvent(), - called from XtAppProcessEvent() in event-Xt.c */ + called from XtAppProcessEvent() in event-Xt.c + + Callback function for widgets and menus. + */ void popup_selection_callback (Widget widget, LWLIB_ID ignored_id, XtPointer client_data) { - Lisp_Object fn, arg; - Lisp_Object data; - Lisp_Object frame; + Lisp_Object data, image_instance, callback, callback_ex; + Lisp_Object frame, event; int update_subwindows_p = 0; struct device *d = get_device_from_display (XtDisplay (widget)); struct frame *f = x_any_widget_or_parent_to_frame (d, widget); @@ -241,29 +246,65 @@ popup_selection_callback (Widget widget, LWLIB_ID ignored_id, if (((EMACS_INT) client_data) == -1) { - fn = Qrun_hooks; - arg = Qmenu_no_selection_hook; + event = Fmake_event (Qnil, Qnil); + + XEVENT (event)->event_type = misc_user_event; + XEVENT (event)->channel = frame; + XEVENT (event)->event.eval.function = Qrun_hooks; + XEVENT (event)->event.eval.object = Qmenu_no_selection_hook; } else { + image_instance = XCAR (data); + callback = XCAR (XCDR (data)); + callback_ex = XCDR (XCDR (data)); update_subwindows_p = 1; - get_gui_callback (data, &fn, &arg); + /* It is possible for a widget action to cause it to get out of + sync with its instantiator. Thus it is necessary to signal + this possibility. */ + if (IMAGE_INSTANCEP (image_instance)) + XIMAGE_INSTANCE_WIDGET_ACTION_OCCURRED (image_instance) = 1; + + if (!NILP (callback_ex) && !UNBOUNDP (callback_ex)) + { + event = Fmake_event (Qnil, Qnil); + + XEVENT (event)->event_type = misc_user_event; + XEVENT (event)->channel = frame; + XEVENT (event)->event.eval.function = Qeval; + XEVENT (event)->event.eval.object = + list4 (Qfuncall, callback_ex, image_instance, event); + } + else if (NILP (callback) || UNBOUNDP (callback)) + event = Qnil; + else + { + Lisp_Object fn, arg; + + event = Fmake_event (Qnil, Qnil); + + get_gui_callback (callback, &fn, &arg); + XEVENT (event)->event_type = misc_user_event; + XEVENT (event)->channel = frame; + XEVENT (event)->event.eval.function = fn; + XEVENT (event)->event.eval.object = arg; + } } /* This is the timestamp used for asserting focus so we need to get an - up-to-date value event if no events has been dispatched to emacs + up-to-date value event if no events have been dispatched to emacs */ #if defined(HAVE_MENUBARS) DEVICE_X_MOUSE_TIMESTAMP (d) = x_focus_timestamp_really_sucks_fix_me_better; #else DEVICE_X_MOUSE_TIMESTAMP (d) = DEVICE_X_GLOBAL_MOUSE_TIMESTAMP (d); #endif - signal_special_Xt_user_event (frame, fn, arg); - /* The result of this evaluation could cause other instances to change so + if (!NILP (event)) + enqueue_Xt_dispatch_event (event); + /* The result of this evaluation could cause other instances to change so enqueue an update callback to check this. */ - if (update_subwindows_p) - signal_special_Xt_user_event (frame, Qeval, - list2 (Qupdate_widget_instances, frame)); + if (update_subwindows_p && !NILP (event)) + enqueue_magic_eval_event (update_widget_instances, frame); } #if 1 @@ -280,11 +321,11 @@ popup_selection_callback (Widget widget, LWLIB_ID ignored_id, ((void) (slot = (!NILP (form)))) #endif -char * -menu_separator_style (const char *s) +Extbyte * +menu_separator_style_and_to_external (const Bufbyte *s) { - const char *p; - char first; + const Bufbyte *p; + Bufbyte first; if (!s || s[0] == '\0') return NULL; @@ -304,18 +345,25 @@ menu_separator_style (const char *s) ? NULL /* single etched is the default */ : xstrdup ("shadowDoubleEtchedIn")); else if (*p == ':') - return xstrdup (p+1); + { + Extbyte *retval; + + C_STRING_TO_EXTERNAL_MALLOC (p + 1, retval, Qlwlib_encoding); + return retval; + } return NULL; } -char * -strdup_and_add_accel (char *name) +Extbyte * +add_accel_and_to_external (Lisp_Object string) { int i; int found_accel = 0; + Extbyte *retval; + Bufbyte *name = XSTRING_DATA (string); - for (i=0; name[i]; ++i) + for (i = 0; name[i]; ++i) if (name[i] == '%' && name[i+1] == '_') { found_accel = 1; @@ -323,24 +371,28 @@ strdup_and_add_accel (char *name) } if (found_accel) - return xstrdup (name); + LISP_STRING_TO_EXTERNAL_MALLOC (string, retval, Qlwlib_encoding); else { - char *chars = (char *) alloca (strlen (name) + 3); + size_t namelen = XSTRING_LENGTH (string); + Bufbyte *chars = (Bufbyte *) alloca (namelen + 3); chars[0] = '%'; chars[1] = '_'; - memcpy (chars+2, name, strlen (name) + 1); - return xstrdup (chars); + memcpy (chars + 2, name, namelen + 1); + C_STRING_TO_EXTERNAL_MALLOC (chars, retval, Qlwlib_encoding); } + + return retval; } /* This does the dirty work. gc_currently_forbidden is 1 when this is called. */ int -button_item_to_widget_value (Lisp_Object gui_item, widget_value *wv, - int allow_text_field_p, int no_keys_p) +button_item_to_widget_value (Lisp_Object gui_object_instance, + Lisp_Object gui_item, widget_value *wv, + int allow_text_field_p, int no_keys_p, + int menu_entry_p, int accel_p) { - /* !!#### This function has not been Mule-ized */ /* This function cannot GC because gc_currently_forbidden is set when it's called */ Lisp_Gui_Item* pgui = 0; @@ -349,20 +401,22 @@ button_item_to_widget_value (Lisp_Object gui_item, widget_value *wv, if (STRINGP (gui_item)) { wv->type = TEXT_TYPE; - wv->name = (char *) XSTRING_DATA (gui_item); - wv->name = strdup_and_add_accel (wv->name); + if (accel_p) + wv->name = add_accel_and_to_external (gui_item); + else + LISP_STRING_TO_EXTERNAL_MALLOC (gui_item, wv->name, Qlwlib_encoding); return 1; } else if (!GUI_ITEMP (gui_item)) - signal_simple_error("need a string or a gui_item here", gui_item); + syntax_error ("need a string or a gui_item here", gui_item); pgui = XGUI_ITEM (gui_item); if (!NILP (pgui->filter)) - signal_simple_error(":filter keyword not permitted on leaf nodes", gui_item); + syntax_error (":filter keyword not permitted on leaf nodes", gui_item); #ifdef HAVE_MENUBARS - if (!gui_item_included_p (gui_item, Vmenubar_configuration)) + if (menu_entry_p && !gui_item_included_p (gui_item, Vmenubar_configuration)) { /* the include specification says to ignore this item. */ return 0; @@ -373,13 +427,19 @@ button_item_to_widget_value (Lisp_Object gui_item, widget_value *wv, pgui->name = Feval (pgui->name); CHECK_STRING (pgui->name); - wv->name = (char *) XSTRING_DATA (pgui->name); - wv->name = xstrdup (wv->name); - wv->accel = LISP_TO_VOID (gui_item_accelerator (gui_item)); + if (accel_p) + { + wv->name = add_accel_and_to_external (pgui->name); + wv->accel = LISP_TO_VOID (gui_item_accelerator (gui_item)); + } + else + { + LISP_STRING_TO_EXTERNAL_MALLOC (pgui->name, wv->name, Qlwlib_encoding); + wv->accel = LISP_TO_VOID (Qnil); + } if (!NILP (pgui->suffix)) { - const char *const_bogosity; Lisp_Object suffix2; /* Shortcut to avoid evaluating suffix each time */ @@ -391,22 +451,20 @@ button_item_to_widget_value (Lisp_Object gui_item, widget_value *wv, CHECK_STRING (suffix2); } - TO_EXTERNAL_FORMAT (LISP_STRING, suffix2, - C_STRING_ALLOCA, const_bogosity, - Qfile_name); - wv->value = (char *) const_bogosity; - wv->value = xstrdup (wv->value); + LISP_STRING_TO_EXTERNAL_MALLOC (suffix2, wv->value, Qlwlib_encoding); } wv_set_evalable_slot (wv->enabled, pgui->active); wv_set_evalable_slot (wv->selected, pgui->selected); - if (!NILP (pgui->callback)) - wv->call_data = LISP_TO_VOID (pgui->callback); + if (!NILP (pgui->callback) || !NILP (pgui->callback_ex)) + wv->call_data = LISP_TO_VOID (cons3 (gui_object_instance, + pgui->callback, + pgui->callback_ex)); if (no_keys_p #ifdef HAVE_MENUBARS - || !menubar_show_keybindings + || (menu_entry_p && !menubar_show_keybindings) #endif ) wv->key = 0; @@ -415,7 +473,7 @@ button_item_to_widget_value (Lisp_Object gui_item, widget_value *wv, CHECK_STRING (pgui->keys); pgui->keys = Fsubstitute_command_keys (pgui->keys); if (XSTRING_LENGTH (pgui->keys) > 0) - wv->key = xstrdup ((char *) XSTRING_DATA (pgui->keys)); + LISP_STRING_TO_EXTERNAL_MALLOC (pgui->keys, wv->key, Qlwlib_encoding); else wv->key = 0; } @@ -425,7 +483,7 @@ button_item_to_widget_value (Lisp_Object gui_item, widget_value *wv, /* #### Warning, dependency here on current_buffer and point */ where_is_to_char (pgui->callback, buf); if (buf [0]) - wv->key = xstrdup (buf); + C_STRING_TO_EXTERNAL_MALLOC (buf, wv->key, Qlwlib_encoding); else wv->key = 0; } @@ -433,14 +491,19 @@ button_item_to_widget_value (Lisp_Object gui_item, widget_value *wv, CHECK_SYMBOL (pgui->style); if (NILP (pgui->style)) { + Bufbyte *intname; + Bytecount intlen; /* If the callback is nil, treat this item like unselectable text. This way, dashes will show up as a separator. */ if (!wv->enabled) wv->type = BUTTON_TYPE; - if (separator_string_p (wv->name)) + TO_INTERNAL_FORMAT (C_STRING, wv->name, + ALLOCA, (intname, intlen), + Qlwlib_encoding); + if (separator_string_p (intname)) { wv->type = SEPARATOR_TYPE; - wv->value = menu_separator_style (wv->name); + wv->value = menu_separator_style_and_to_external (intname); } else { @@ -473,24 +536,29 @@ button_item_to_widget_value (Lisp_Object gui_item, widget_value *wv, #endif } else - signal_simple_error_2 ("Unknown style", pgui->style, gui_item); + syntax_error_2 ("Unknown style", pgui->style, gui_item); if (!allow_text_field_p && (wv->type == TEXT_TYPE)) - signal_simple_error ("Text field not allowed in this context", gui_item); + syntax_error ("Text field not allowed in this context", gui_item); if (!NILP (pgui->selected) && EQ (pgui->style, Qtext)) - signal_simple_error ( - ":selected only makes sense with :style toggle, radio or button", - gui_item); + syntax_error + (":selected only makes sense with :style toggle, radio or button", + gui_item); return 1; } /* parse tree's of gui items into widget_value hierarchies */ -static void gui_item_children_to_widget_values (Lisp_Object items, widget_value* parent); +static void gui_item_children_to_widget_values (Lisp_Object + gui_object_instance, + Lisp_Object items, + widget_value* parent, + int accel_p); static widget_value * -gui_items_to_widget_values_1 (Lisp_Object items, widget_value* parent, - widget_value* prev) +gui_items_to_widget_values_1 (Lisp_Object gui_object_instance, + Lisp_Object items, widget_value* parent, + widget_value* prev, int accel_p) { widget_value* wv = 0; @@ -498,12 +566,13 @@ gui_items_to_widget_values_1 (Lisp_Object items, widget_value* parent, /* now walk the tree creating widget_values as appropriate */ if (!CONSP (items)) { - wv = xmalloc_widget_value(); + wv = xmalloc_widget_value (); if (parent) parent->contents = wv; else prev->next = wv; - if (!button_item_to_widget_value (items, wv, 0, 1)) + if (!button_item_to_widget_value (gui_object_instance, + items, wv, 0, 1, 0, accel_p)) { free_widget_value_tree (wv); if (parent) @@ -512,55 +581,60 @@ gui_items_to_widget_values_1 (Lisp_Object items, widget_value* parent, prev->next = 0; } else - { - wv->value = xstrdup (wv->name); /* what a mess... */ - } + wv->value = xstrdup (wv->name); /* what a mess... */ } else { /* first one is the parent */ if (CONSP (XCAR (items))) - signal_simple_error ("parent item must not be a list", XCAR (items)); + syntax_error ("parent item must not be a list", XCAR (items)); if (parent) - wv = gui_items_to_widget_values_1 (XCAR (items), parent, 0); + wv = gui_items_to_widget_values_1 (gui_object_instance, + XCAR (items), parent, 0, accel_p); else - wv = gui_items_to_widget_values_1 (XCAR (items), 0, prev); + wv = gui_items_to_widget_values_1 (gui_object_instance, + XCAR (items), 0, prev, accel_p); /* the rest are the children */ - gui_item_children_to_widget_values (XCDR (items), wv); + gui_item_children_to_widget_values (gui_object_instance, + XCDR (items), wv, accel_p); } return wv; } static void -gui_item_children_to_widget_values (Lisp_Object items, widget_value* parent) +gui_item_children_to_widget_values (Lisp_Object gui_object_instance, + Lisp_Object items, widget_value* parent, + int accel_p) { widget_value* wv = 0, *prev = 0; Lisp_Object rest; CHECK_CONS (items); /* first one is master */ - prev = gui_items_to_widget_values_1 (XCAR (items), parent, 0); + prev = gui_items_to_widget_values_1 (gui_object_instance, XCAR (items), + parent, 0, accel_p); /* the rest are the children */ LIST_LOOP (rest, XCDR (items)) { Lisp_Object tab = XCAR (rest); - wv = gui_items_to_widget_values_1 (tab, 0, prev); + wv = gui_items_to_widget_values_1 (gui_object_instance, tab, 0, prev, + accel_p); prev = wv; } } widget_value * -gui_items_to_widget_values (Lisp_Object items) +gui_items_to_widget_values (Lisp_Object gui_object_instance, Lisp_Object items, + int accel_p) { - /* !!#### This function has not been Mule-ized */ /* This function can GC */ widget_value *control = 0, *tmp = 0; int count = specpdl_depth (); Lisp_Object wv_closure; if (NILP (items)) - signal_simple_error ("must have some items", items); + syntax_error ("must have some items", items); /* Inhibit GC during this conversion. The reasons for this are the same as in menu_item_descriptor_to_widget_value(); see @@ -571,11 +645,12 @@ gui_items_to_widget_values (Lisp_Object items) /* Also make sure that we free the partially-created widget_value tree on Lisp error. */ - control = xmalloc_widget_value(); + control = xmalloc_widget_value (); wv_closure = make_opaque_ptr (control); record_unwind_protect (widget_value_unwind, wv_closure); - gui_items_to_widget_values_1 (items, control, 0); + gui_items_to_widget_values_1 (gui_object_instance, items, control, 0, + accel_p); /* mess about getting the data we really want */ tmp = control; @@ -653,8 +728,6 @@ void syms_of_gui_x (void) { INIT_LRECORD_IMPLEMENTATION (popup_data); - - defsymbol (&Qmenu_no_selection_hook, "menu-no-selection-hook"); } void @@ -676,14 +749,4 @@ vars_of_gui_x (void) Vpopup_callbacks = Qnil; staticpro (&Vpopup_callbacks); - -#if 0 - /* This DEFVAR_LISP is just for the benefit of make-docfile. */ - /* #### misnamed */ - DEFVAR_LISP ("menu-no-selection-hook", &Vmenu_no_selection_hook /* -Function or functions to call when a menu or dialog box is dismissed -without a selection having been made. -*/ ); -#endif - Fset (Qmenu_no_selection_hook, Qnil); }