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Diffstat (limited to 'src/sunfns.c')
| -rw-r--r-- | src/sunfns.c | 519 |
1 files changed, 0 insertions, 519 deletions
diff --git a/src/sunfns.c b/src/sunfns.c deleted file mode 100644 index 86e64cbcdcc..00000000000 --- a/src/sunfns.c +++ /dev/null @@ -1,519 +0,0 @@ -/* Functions for Sun Windows menus and selection buffer. - Copyright (C) 1987, 1999, 2001, 2002, 2003, 2004, - 2005, 2006, 2007 Free Software Foundation, Inc. - -This file is probably totally obsolete. In any case, the FSF is -unwilling to support it. We agreed to include it in our distribution -only on the understanding that we would spend no time at all on it. - -If you have complaints about this file, send them to peck@sun.com. -If no one at Sun wants to maintain this, then consider it not -maintained at all. It would be a bad thing for the GNU project if -this file took our effort away from higher-priority things. - - -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, 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; see the file COPYING. If not, write to -the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ - -/* Author: Jeff Peck, Sun Microsystems, Inc. <peck@sun.com> -Original ideas by David Kastan and Eric Negaard, SRI International -Major help from: Steve Greenbaum, Reasoning Systems, Inc. - <froud@kestrel.arpa> -who first discovered the Menu_Base_Kludge. - */ - -/* - * Emacs Lisp-Callable functions for sunwindows - */ -#include <config.h> - -#include <stdio.h> -#include <errno.h> -#include <signal.h> -#include <sunwindow/window_hs.h> -#include <suntool/selection.h> -#include <suntool/menu.h> -#include <suntool/walkmenu.h> -#include <suntool/frame.h> -#include <suntool/window.h> - -#include <fcntl.h> -#undef NULL /* We don't need sunview's idea of NULL */ -#include "lisp.h" -#include "window.h" -#include "buffer.h" -#include "termhooks.h" - -/* conversion to/from character & frame coordinates */ -/* From Gosling Emacs SunWindow driver by Chris Torek */ - -/* Chars to frame coords. Note that we speak in zero origin. */ -#define CtoSX(cx) ((cx) * Sun_Font_Xsize) -#define CtoSY(cy) ((cy) * Sun_Font_Ysize) - -/* Frame coords to chars */ -#define StoCX(sx) ((sx) / Sun_Font_Xsize) -#define StoCY(sy) ((sy) / Sun_Font_Ysize) - -#define CHECK_GFX(x) if((win_fd<0)&&(Fsun_window_init(),(win_fd<0)))return(x) -int win_fd = -1; -struct pixfont *Sun_Font; /* The font */ -int Sun_Font_Xsize; /* Width of font */ -int Sun_Font_Ysize; /* Height of font */ - -#define Menu_Base_Kludge /* until menu_show_using_fd gets fixed */ -#ifdef Menu_Base_Kludge -static Frame Menu_Base_Frame; -static int Menu_Base_fd; -static Lisp_Object sm_kludge_string; -#endif -struct cursor CurrentCursor; /* The current cursor */ - -static short CursorData[16]; /* Build cursor here */ -static mpr_static(CursorMpr, 16, 16, 1, CursorData); -static struct cursor NewCursor = {0, 0, PIX_SRC ^ PIX_DST, &CursorMpr}; - -#define RIGHT_ARROW_CURSOR /* if you want the right arrow */ -#ifdef RIGHT_ARROW_CURSOR -/* The default right-arrow cursor, with XOR drawing. */ -static short ArrowCursorData[16] = { - 0x0001,0x0003,0x0007,0x000F,0x001F,0x003F,0x007F,0x000F, - 0x001B,0x0019,0x0030,0x0030,0x0060,0x0060,0x00C0,0x00C0}; -static mpr_static(ArrowCursorMpr, 16, 16, 1, ArrowCursorData); -struct cursor DefaultCursor = {15, 0, PIX_SRC ^ PIX_DST, &ArrowCursorMpr}; - -#else -/* The default left-arrow cursor, with XOR drawing. */ -static short ArrowCursorData[16] = { - 0x8000,0xC000,0xE000,0xF000,0xF800,0xFC00,0xFE00,0xF000, - 0xD800,0x9800,0x0C00,0x0C00,0x0600,0x0600,0x0300,0x0300}; -static mpr_static(ArrowCursorMpr, 16, 16, 1, ArrowCursorData); -struct cursor DefaultCursor = {0, 0, PIX_SRC ^ PIX_DST, &ArrowCursorMpr}; -#endif - -/* - * Initialize window - */ -DEFUN ("sun-window-init", Fsun_window_init, Ssun_window_init, 0, 1, 0, - doc: /* One time setup for using Sun Windows with mouse. -Unless optional argument FORCE is non-nil, is a noop after its first call. -Returns a number representing the file descriptor of the open Sun Window, -or -1 if can not open it. */) - (force) - Lisp_Object force; -{ - char *cp; - static int already_initialized = 0; - - if ((! already_initialized) || (!NILP(force))) { - cp = getenv("WINDOW_GFX"); - if (cp != 0) win_fd = emacs_open (cp, O_RDWR, 0); - if (win_fd > 0) - { - Sun_Font = pf_default(); - Sun_Font_Xsize = Sun_Font->pf_defaultsize.x; - Sun_Font_Ysize = Sun_Font->pf_defaultsize.y; - Fsun_change_cursor_icon (Qnil); /* set up the default cursor */ - already_initialized = 1; -#ifdef Menu_Base_Kludge - - /* Make a frame to use for putting the menu on, and get its fd. */ - Menu_Base_Frame = window_create(0, FRAME, - WIN_X, 0, WIN_Y, 0, - WIN_ROWS, 1, WIN_COLUMNS, 1, - WIN_SHOW, FALSE, - FRAME_NO_CONFIRM, 1, - 0); - Menu_Base_fd = (int) window_get(Menu_Base_Frame, WIN_FD); -#endif - } - } - return(make_number(win_fd)); -} - -/* - * Mouse sit-for (allows a shorter interval than the regular sit-for - * and can be interrupted by the mouse) - */ -DEFUN ("sit-for-millisecs", Fsit_for_millisecs, Ssit_for_millisecs, 1, 1, 0, - doc: /* Like sit-for, but ARG is milliseconds. -Perform redisplay, then wait for ARG milliseconds or until -input is available. Returns t if wait completed with no input. -Redisplay does not happen if input is available before it starts. */) - (n) - Lisp_Object n; -{ - struct timeval Timeout; - int waitmask = 1; - - CHECK_NUMBER (n); - Timeout.tv_sec = XINT(n) / 1000; - Timeout.tv_usec = (XINT(n) - (Timeout.tv_sec * 1000)) * 1000; - - if (detect_input_pending()) return(Qnil); - redisplay_preserve_echo_area (16); - /* - * Check for queued keyboard input/mouse hits again - * (A bit screen update can take some time!) - */ - if (detect_input_pending()) return(Qnil); - select(1,&waitmask,0,0,&Timeout); - if (detect_input_pending()) return(Qnil); - return(Qt); -} - -/* - * Sun sleep-for (allows a shorter interval than the regular sleep-for) - */ -DEFUN ("sleep-for-millisecs", - Fsleep_for_millisecs, - Ssleep_for_millisecs, 1, 1, 0, - doc: /* Pause, without updating display, for ARG milliseconds. */) - (n) - Lisp_Object n; -{ - unsigned useconds; - - CHECK_NUMBER (n); - useconds = XINT(n) * 1000; - usleep(useconds); - return(Qt); -} - -DEFUN ("update-display", Fupdate_display, Supdate_display, 0, 0, 0, - doc: /* Perform redisplay. */) - () -{ - redisplay_preserve_echo_area (17); - return(Qt); -} - - -/* - * Change the Sun mouse icon - */ -DEFUN ("sun-change-cursor-icon", - Fsun_change_cursor_icon, - Ssun_change_cursor_icon, 1, 1, 0, - doc: /* Change the Sun mouse cursor icon. -ICON is a lisp vector whose 1st element -is the X offset of the cursor hot-point, whose 2nd element is the Y offset -of the cursor hot-point and whose 3rd element is the cursor pixel data -expressed as a string. If ICON is nil then the original arrow cursor is used. */) - (Icon) - Lisp_Object Icon; -{ - register unsigned char *cp; - register short *p; - register int i; - Lisp_Object X_Hot, Y_Hot, Data; - - CHECK_GFX (Qnil); - /* - * If the icon is null, we just restore the DefaultCursor - */ - if (NILP(Icon)) - CurrentCursor = DefaultCursor; - else { - /* - * extract the data from the vector - */ - CHECK_VECTOR (Icon); - if (XVECTOR(Icon)->size < 3) return(Qnil); - X_Hot = XVECTOR(Icon)->contents[0]; - Y_Hot = XVECTOR(Icon)->contents[1]; - Data = XVECTOR(Icon)->contents[2]; - - CHECK_NUMBER (X_Hot); - CHECK_NUMBER (Y_Hot); - CHECK_STRING (Data); - if (SCHARS (Data) != 32) return(Qnil); - /* - * Setup the new cursor - */ - NewCursor.cur_xhot = X_Hot; - NewCursor.cur_yhot = Y_Hot; - cp = SDATA (Data); - p = CursorData; - i = 16; - while(--i >= 0) - *p++ = (cp[0] << 8) | cp[1], cp += 2; - CurrentCursor = NewCursor; - } - win_setcursor(win_fd, &CurrentCursor); - return(Qt); -} - -/* - * Interface for sunwindows selection - */ -static Lisp_Object Current_Selection; - -static -sel_write (sel, file) - struct selection *sel; - FILE *file; -{ - fwrite (SDATA (Current_Selection), sizeof (char), - sel->sel_items, file); -} - -static -sel_clear (sel, windowfd) - struct selection *sel; - int windowfd; -{ -} - -static -sel_read (sel, file) - struct selection *sel; - FILE *file; -{ - register int i, n; - register char *cp; - - Current_Selection = empty_unibyte_string; - if (sel->sel_items <= 0) - return (0); - cp = (char *) malloc(sel->sel_items); - if (cp == (char *)0) { - error("malloc failed in sel_read"); - return(-1); - } - n = fread(cp, sizeof(char), sel->sel_items, file); - if (n > sel->sel_items) { - error("fread botch in sel_read"); - return(-1); - } else if (n < 0) { - error("Error reading selection"); - return(-1); - } - /* - * The shelltool select saves newlines as carriage returns, - * but emacs wants newlines. - */ - for (i = 0; i < n; i++) - if (cp[i] == '\r') cp[i] = '\n'; - - Current_Selection = make_string (cp, n); - free (cp); - return (0); -} - -/* - * Set the window system "selection" to be the arg STRING - */ -DEFUN ("sun-set-selection", Fsun_set_selection, Ssun_set_selection, 1, 1, - "sSet selection to: ", - doc: /* Set the current sunwindow selection to STRING. */) - (str) - Lisp_Object str; -{ - struct selection selection; - - CHECK_STRING (str); - Current_Selection = str; - - CHECK_GFX (Qnil); - selection.sel_type = SELTYPE_CHAR; - selection.sel_items = SCHARS (str); - selection.sel_itembytes = 1; - selection.sel_pubflags = 1; - selection_set(&selection, sel_write, sel_clear, win_fd); - return (Qt); -} -/* - * Stuff the current window system selection into the current buffer - */ -DEFUN ("sun-get-selection", Fsun_get_selection, Ssun_get_selection, 0, 0, 0, - doc: /* Return the current sunwindows selection as a string. */) - () -{ - CHECK_GFX (Current_Selection); - selection_get (sel_read, win_fd); - return (Current_Selection); -} - -Menu sun_menu_create(); - -Menu_item -sun_item_create (Pair) - Lisp_Object Pair; -{ - /* In here, we depend on Lisp supplying zero terminated strings in the data*/ - /* so we can just pass the pointers, and not recopy anything */ - - Menu_item menu_item; - Menu submenu; - Lisp_Object String; - Lisp_Object Value; - - CHECK_LIST_CONS (Pair, Pair); - String = Fcar(Pair); - CHECK_STRING(String); - Value = Fcdr(Pair); - if (SYMBOLP (Value)) - Value = SYMBOL_VALUE (Value); - if (VECTORP (Value)) { - submenu = sun_menu_create (Value); - menu_item = menu_create_item - (MENU_RELEASE, MENU_PULLRIGHT_ITEM, SDATA (String), submenu, 0); - } else { - menu_item = menu_create_item - (MENU_RELEASE, MENU_STRING_ITEM, SDATA (String), Value, 0); - } - return menu_item; -} - -Menu -sun_menu_create (Vector) - Lisp_Object Vector; -{ - Menu menu; - int i; - CHECK_VECTOR(Vector); - menu=menu_create(0); - for(i = 0; i < XVECTOR(Vector)->size; i++) { - menu_set (menu, MENU_APPEND_ITEM, - sun_item_create(XVECTOR(Vector)->contents[i]), 0); - } - return menu; -} - -/* - * If the first item of the menu has nil as its value, then make the - * item look like a label by inverting it and making it unselectable. - * Returns 1 if the label was made, 0 otherwise. - */ -int -make_menu_label (menu) - Menu menu; -{ - int made_label_p = 0; - - if (( menu_get(menu, MENU_NITEMS) > 0 ) && /* At least one item */ - ((Lisp_Object) menu_get(menu_get(menu, MENU_NTH_ITEM, 1), - MENU_VALUE) == Qnil )) { - menu_set(menu_get(menu, MENU_NTH_ITEM, 1), - MENU_INVERT, TRUE, - MENU_FEEDBACK, FALSE, - 0); - made_label_p = 1; - } - return made_label_p; -} - -/* - * Do a pop-up menu and return the selected value - */ -DEFUN ("sun-menu-internal", - Fsun_menu_internal, - Ssun_menu_internal, 5, 5, 0, - doc: /* Set up a SunView pop-up menu and return the user's choice. -Arguments WINDOW, X, Y, BUTTON, and MENU. -*** User code should generally use sun-menu-evaluate *** - -Arguments WINDOW, X, Y, BUTTON, and MENU. -Put MENU up in WINDOW at position X, Y. -The BUTTON argument specifies the button to be released that selects an item: - 1 = LEFT BUTTON - 2 = MIDDLE BUTTON - 4 = RIGHT BUTTON -The MENU argument is a vector containing (STRING . VALUE) pairs. -The VALUE of the selected item is returned. -If the VALUE of the first pair is nil, then the first STRING will be used -as a menu label. */) - (window, X_Position, Y_Position, Button, MEnu) - Lisp_Object window, X_Position, Y_Position, Button, MEnu; -{ - Menu menu; - int button, xpos, ypos; - Event event0; - Event *event = &event0; - Lisp_Object Value, Pair; - - CHECK_NUMBER(X_Position); - CHECK_NUMBER(Y_Position); - CHECK_LIVE_WINDOW(window); - CHECK_NUMBER(Button); - CHECK_VECTOR(MEnu); - - CHECK_GFX (Qnil); - - xpos = CtoSX (WINDOW_LEFT_EDGE_COL (XWINDOW (window)) - + WINDOW_LEFT_SCROLL_BAR_COLS (XWINDOW (window)) - + XINT(X_Position)); - ypos = CtoSY (WINDOW_TOP_EDGE_LINE (XWINDOW(window)) + XINT(Y_Position)); -#ifdef Menu_Base_Kludge - {static Lisp_Object symbol[2]; - symbol[0] = Fintern (sm_kludge_string, Qnil); - Pair = Ffuncall (1, symbol); - xpos += XINT (XCDR (Pair)); - ypos += XINT (XCAR (Pair)); - } -#endif - - button = XINT(Button); - if(button == 4) button = 3; - event_set_id (event, BUT(button)); - event_set_down (event); - event_set_x (event, xpos); - event_set_y (event, ypos); - - menu = sun_menu_create(MEnu); - make_menu_label(menu); - -#ifdef Menu_Base_Kludge - Value = (Lisp_Object) menu_show(menu, Menu_Base_Frame, event, 0); -#else -/* This confuses the notifier or something: */ - Value = (Lisp_Object) menu_show_using_fd(menu, win_fd, event, 0); -/* - * Right button gets lost, and event sequencing or delivery gets mixed up - * So, until that gets fixed, we use this <Menu_Base_Frame> kludge: - */ -#endif - menu_destroy (menu); - - return ((int)Value ? Value : Qnil); -} - - -/* - * Define everything - */ -syms_of_sunfns() -{ -#ifdef Menu_Base_Kludge - /* i'm just too lazy to re-write this into C code */ - /* so we will call this elisp function from C */ - sm_kludge_string = make_pure_string ("sm::menu-kludge", 15, 15, 0); -#endif /* Menu_Base_Kludge */ - - defsubr(&Ssun_window_init); - defsubr(&Ssit_for_millisecs); - defsubr(&Ssleep_for_millisecs); - defsubr(&Supdate_display); - defsubr(&Ssun_change_cursor_icon); - defsubr(&Ssun_set_selection); - defsubr(&Ssun_get_selection); - defsubr(&Ssun_menu_internal); -} - -/* arch-tag: 2d7decb7-58f6-41aa-b45b-077ccfab7158 - (do not change this comment) */ |