1998-10-21 20:29:01 +04:00
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//
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2005-02-06 19:28:36 +03:00
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// "$Id$"
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1998-10-21 20:29:01 +04:00
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//
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// Fluid file routines for the Fast Light Tool Kit (FLTK).
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//
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// You may find the basic read_* and write_* routines to
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// be useful for other programs. I have used them many times.
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// They are somewhat similar to tcl, using matching { and }
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// to quote strings.
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//
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2005-02-25 00:55:12 +03:00
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// Copyright 1998-2005 by Bill Spitzak and others.
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1998-10-21 20:29:01 +04:00
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Library General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library General Public License for more details.
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//
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// You should have received a copy of the GNU Library General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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// USA.
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//
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2005-04-16 04:13:17 +04:00
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// Please report all bugs and problems on the following page:
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//
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// http://www.fltk.org/str.php
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1998-10-21 20:29:01 +04:00
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//
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1998-10-06 22:21:25 +04:00
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#include <stdio.h>
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#include <stdlib.h>
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2002-05-16 16:47:44 +04:00
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#include "../src/flstring.h"
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1998-10-06 22:21:25 +04:00
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#include <stdarg.h>
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1998-12-06 18:09:22 +03:00
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#include "alignment_panel.h"
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1998-10-06 22:21:25 +04:00
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////////////////////////////////////////////////////////////////
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// BASIC FILE WRITING:
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static FILE *fout;
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int open_write(const char *s) {
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if (!s) {fout = stdout; return 1;}
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FILE *f = fopen(s,"w");
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if (!f) return 0;
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fout = f;
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return 1;
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}
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int close_write() {
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if (fout != stdout) {
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int x = fclose(fout);
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fout = stdout;
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return x >= 0;
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}
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return 1;
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}
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static int needspace;
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int is_id(char); // in code.C
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// write a string, quoting characters if necessary:
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void write_word(const char *w) {
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if (needspace) putc(' ', fout);
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needspace = 1;
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if (!w || !*w) {fprintf(fout,"{}"); return;}
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const char *p;
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// see if it is a single word:
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for (p = w; is_id(*p); p++) ;
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if (!*p) {fprintf(fout,"%s",w); return;}
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// see if there are matching braces:
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int n = 0;
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for (p = w; *p; p++) {
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if (*p == '{') n++;
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else if (*p == '}') {n--; if (n<0) break;}
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}
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int mismatched = (n != 0);
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// write out brace-quoted string:
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putc('{', fout);
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for (; *w; w++) {
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switch (*w) {
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case '{':
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case '}':
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if (!mismatched) break;
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case '\\':
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case '#':
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putc('\\',fout);
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break;
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}
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putc(*w,fout);
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}
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putc('}', fout);
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}
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// write an arbitrary formatted word, or a comment, etc:
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void write_string(const char *format, ...) {
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va_list args;
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va_start(args, format);
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if (needspace) fputc(' ',fout);
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vfprintf(fout, format, args);
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va_end(args);
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needspace = !isspace(format[strlen(format)-1]);
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}
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// start a new line and indent it for a given nesting level:
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void write_indent(int n) {
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fputc('\n',fout);
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while (n--) {fputc(' ',fout); fputc(' ',fout);}
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needspace = 0;
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}
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// write a '{' at the given indenting level:
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void write_open(int) {
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if (needspace) fputc(' ',fout);
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fputc('{',fout);
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needspace = 0;
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}
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// write a '}' at the given indenting level:
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void write_close(int n) {
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if (needspace) write_indent(n);
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fputc('}',fout);
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needspace = 1;
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}
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////////////////////////////////////////////////////////////////
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// BASIC FILE READING:
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static FILE *fin;
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static int lineno;
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static const char *fname;
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int open_read(const char *s) {
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lineno = 1;
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if (!s) {fin = stdin; fname = "stdin"; return 1;}
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FILE *f = fopen(s,"r");
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if (!f) return 0;
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fin = f;
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fname = s;
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return 1;
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}
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int close_read() {
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if (fin != stdin) {
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int x = fclose(fin);
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fin = 0;
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return x >= 0;
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}
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return 1;
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}
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#include <FL/fl_message.H>
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void read_error(const char *format, ...) {
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va_list args;
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va_start(args, format);
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if (!fin) {
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char buffer[1024];
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2002-05-16 16:47:44 +04:00
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vsnprintf(buffer, sizeof(buffer), format, args);
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1998-10-06 22:21:25 +04:00
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fl_message(buffer);
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} else {
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fprintf(stderr, "%s:%d: ", fname, lineno);
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vfprintf(stderr, format, args);
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fprintf(stderr, "\n");
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}
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va_end(args);
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}
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static int hexdigit(int x) {
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if (isdigit(x)) return x-'0';
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if (isupper(x)) return x-'A'+10;
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if (islower(x)) return x-'a'+10;
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return 20;
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}
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static int read_quoted() { // read whatever character is after a \ .
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int c,d,x;
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switch(c = fgetc(fin)) {
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case '\n': lineno++; return -1;
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case 'a' : return('\a');
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case 'b' : return('\b');
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case 'f' : return('\f');
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case 'n' : return('\n');
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case 'r' : return('\r');
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case 't' : return('\t');
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case 'v' : return('\v');
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case 'x' : /* read hex */
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for (c=x=0; x<3; x++) {
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int ch = fgetc(fin);
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d = hexdigit(ch);
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if (d > 15) {ungetc(ch,fin); break;}
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c = (c<<4)+d;
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}
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break;
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default: /* read octal */
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if (c<'0' || c>'7') break;
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c -= '0';
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for (x=0; x<2; x++) {
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int ch = fgetc(fin);
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d = hexdigit(ch);
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if (d>7) {ungetc(ch,fin); break;}
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c = (c<<3)+d;
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}
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break;
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}
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return(c);
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}
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// return a word read from the file, or NULL at the EOF:
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// This will skip all comments (# to end of line), and evaluate
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// all \xxx sequences and use \ at the end of line to remove the newline.
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// A word is any one of:
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// a continuous string of non-space chars except { and } and #
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// everything between matching {...} (unless wantbrace != 0)
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// the characters '{' and '}'
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static char *buffer;
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static int buflen;
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static void expand_buffer(int length) {
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if (length >= buflen) {
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if (!buflen) {
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buflen = length+1;
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buffer = (char*)malloc(buflen);
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} else {
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buflen = 2*buflen;
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if (length >= buflen) buflen = length+1;
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buffer = (char *)realloc((void *)buffer,buflen);
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}
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}
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}
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const char *read_word(int wantbrace) {
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int x;
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// skip all the whitespace before it:
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for (;;) {
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x = getc(fin);
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if (x < 0) { // eof
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return 0;
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} else if (x == '#') { // comment
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do x = getc(fin); while (x >= 0 && x != '\n');
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lineno++;
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continue;
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} else if (x == '\n') {
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lineno++;
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} else if (!isspace(x)) {
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break;
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}
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}
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expand_buffer(100);
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if (x == '{' && !wantbrace) {
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// read in whatever is between braces
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int length = 0;
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int nesting = 0;
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for (;;) {
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x = getc(fin);
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if (x<0) {read_error("Missing '}'"); break;}
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else if (x == '#') { // embedded comment
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do x = getc(fin); while (x >= 0 && x != '\n');
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lineno++;
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continue;
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} else if (x == '\n') lineno++;
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else if (x == '\\') {x = read_quoted(); if (x<0) continue;}
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else if (x == '{') nesting++;
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else if (x == '}') {if (!nesting--) break;}
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buffer[length++] = x;
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expand_buffer(length);
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}
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buffer[length] = 0;
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return buffer;
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} else if (x == '{' || x == '}') {
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// all the punctuation is a word:
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buffer[0] = x;
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buffer[1] = 0;
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return buffer;
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} else {
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// read in an unquoted word:
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int length = 0;
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for (;;) {
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if (x == '\\') {x = read_quoted(); if (x<0) continue;}
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else if (x<0 || isspace(x) || x=='{' || x=='}' || x=='#') break;
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buffer[length++] = x;
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expand_buffer(length);
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x = getc(fin);
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}
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ungetc(x, fin);
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buffer[length] = 0;
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return buffer;
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}
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}
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////////////////////////////////////////////////////////////////
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#include <FL/Fl.H>
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1998-12-06 18:52:17 +03:00
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#include "Fl_Widget_Type.h"
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1998-10-06 22:21:25 +04:00
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// global int variables:
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2000-04-24 22:22:50 +04:00
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extern int i18n_type;
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extern const char* i18n_include;
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extern const char* i18n_function;
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extern const char* i18n_file;
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extern const char* i18n_set;
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1998-10-06 22:21:25 +04:00
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1999-03-04 21:10:01 +03:00
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extern int header_file_set;
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extern int code_file_set;
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1998-10-06 22:21:25 +04:00
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extern const char* header_file_name;
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extern const char* code_file_name;
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int write_file(const char *filename, int selected_only) {
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if (!open_write(filename)) return 0;
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write_string("# data file for the Fltk User Interface Designer (fluid)\n"
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2000-02-25 06:44:22 +03:00
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"version %.4f",FL_VERSION);
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1998-10-15 18:19:34 +04:00
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if(!include_H_from_C)
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write_string("\ndo_not_include_H_from_C");
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2000-04-24 22:22:50 +04:00
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if (i18n_type) {
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write_string("\ni18n_type %d", i18n_type);
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write_string("\ni18n_include %s", i18n_include);
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switch (i18n_type) {
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case 1 : /* GNU gettext */
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write_string("\ni18n_function %s", i18n_function);
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break;
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case 2 : /* POSIX catgets */
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2000-04-25 05:57:51 +04:00
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if (i18n_file[0]) write_string("\ni18n_file %s", i18n_file);
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2000-04-24 22:22:50 +04:00
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write_string("\ni18n_set %s", i18n_set);
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break;
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}
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}
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1998-10-06 22:21:25 +04:00
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if (!selected_only) {
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write_string("\nheader_name"); write_word(header_file_name);
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write_string("\ncode_name"); write_word(code_file_name);
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}
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for (Fl_Type *p = Fl_Type::first; p;) {
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if (!selected_only || p->selected) {
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p->write();
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write_string("\n");
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int q = p->level;
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for (p = p->next; p && p->level > q; p = p->next);
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} else {
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p = p->next;
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}
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}
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return close_write();
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}
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////////////////////////////////////////////////////////////////
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// read all the objects out of the input file:
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void read_fdesign();
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double read_version;
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extern Fl_Type *Fl_Type_make(const char *tn);
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static void read_children(Fl_Type *p, int paste) {
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Fl_Type::current = p;
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for (;;) {
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const char *c = read_word();
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REUSE_C:
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|
|
|
if (!c) {
|
|
|
|
if (p && !paste) read_error("Missing '}'");
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!strcmp(c,"}")) {
|
|
|
|
if (!p) read_error("Unexpected '}'");
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
// this is the first word in a .fd file:
|
|
|
|
if (!strcmp(c,"Magic:")) {
|
|
|
|
read_fdesign();
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!strcmp(c,"version")) {
|
|
|
|
c = read_word();
|
|
|
|
read_version = strtod(c,0);
|
|
|
|
if (read_version<=0 || read_version>FL_VERSION)
|
|
|
|
read_error("unknown version '%s'",c);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
// back compatability with Vincent Penne's original class code:
|
|
|
|
if (!p && !strcmp(c,"define_in_struct")) {
|
|
|
|
Fl_Type *t = Fl_Type_make("class");
|
|
|
|
t->name(read_word());
|
|
|
|
Fl_Type::current = p = t;
|
|
|
|
paste = 1; // stops "missing }" error
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
2000-04-24 22:22:50 +04:00
|
|
|
if (!strcmp(c,"do_not_include_H_from_C")) {
|
1998-10-15 18:19:34 +04:00
|
|
|
include_H_from_C=0;
|
|
|
|
goto CONTINUE;
|
|
|
|
}
|
2000-04-24 22:22:50 +04:00
|
|
|
if (!strcmp(c,"i18n_type")) {
|
|
|
|
i18n_type = atoi(read_word());
|
|
|
|
goto CONTINUE;
|
|
|
|
}
|
|
|
|
if (!strcmp(c,"i18n_function")) {
|
|
|
|
i18n_function = strdup(read_word());
|
|
|
|
goto CONTINUE;
|
|
|
|
}
|
|
|
|
if (!strcmp(c,"i18n_file")) {
|
|
|
|
i18n_file = strdup(read_word());
|
|
|
|
goto CONTINUE;
|
|
|
|
}
|
|
|
|
if (!strcmp(c,"i18n_set")) {
|
|
|
|
i18n_set = strdup(read_word());
|
|
|
|
goto CONTINUE;
|
|
|
|
}
|
|
|
|
if (!strcmp(c,"i18n_include")) {
|
|
|
|
i18n_include = strdup(read_word());
|
|
|
|
goto CONTINUE;
|
|
|
|
}
|
|
|
|
if (!strcmp(c,"i18n_type"))
|
|
|
|
{
|
|
|
|
i18n_type = atoi(read_word());
|
|
|
|
goto CONTINUE;
|
|
|
|
}
|
|
|
|
if (!strcmp(c,"i18n_type"))
|
|
|
|
{
|
|
|
|
i18n_type = atoi(read_word());
|
|
|
|
goto CONTINUE;
|
|
|
|
}
|
1998-10-06 22:21:25 +04:00
|
|
|
if (!strcmp(c,"header_name")) {
|
1999-03-04 21:10:01 +03:00
|
|
|
if (!header_file_set) header_file_name = strdup(read_word());
|
|
|
|
else read_word();
|
1998-10-06 22:21:25 +04:00
|
|
|
goto CONTINUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!strcmp(c,"code_name")) {
|
1999-03-04 21:10:01 +03:00
|
|
|
if (!code_file_set) code_file_name = strdup(read_word());
|
|
|
|
else read_word();
|
1998-10-06 22:21:25 +04:00
|
|
|
goto CONTINUE;
|
|
|
|
}
|
|
|
|
|
2002-04-30 22:11:49 +04:00
|
|
|
if (!strcmp(c, "snap") || !strcmp(c, "gridx") || !strcmp(c, "gridy")) {
|
|
|
|
// grid settings are now global
|
|
|
|
read_word();
|
|
|
|
goto CONTINUE;
|
1998-10-06 22:21:25 +04:00
|
|
|
}
|
|
|
|
|
|
|
|
{Fl_Type *t = Fl_Type_make(c);
|
|
|
|
if (!t) {
|
|
|
|
read_error("Unknown word \"%s\"", c);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
t->name(read_word());
|
|
|
|
|
|
|
|
c = read_word(1);
|
2003-01-28 23:51:17 +03:00
|
|
|
if (strcmp(c,"{") && t->is_class()) { // <prefix> <name>
|
|
|
|
((Fl_Class_Type*)t)->prefix(t->name());
|
|
|
|
t->name(c);
|
|
|
|
c = read_word(1);
|
|
|
|
}
|
|
|
|
|
1998-10-06 22:21:25 +04:00
|
|
|
if (strcmp(c,"{")) {
|
|
|
|
read_error("Missing property list for %s\n",t->title());
|
|
|
|
goto REUSE_C;
|
|
|
|
}
|
|
|
|
|
|
|
|
t->open_ = 0;
|
|
|
|
for (;;) {
|
2002-08-10 02:57:00 +04:00
|
|
|
const char *cc = read_word();
|
|
|
|
if (!cc || !strcmp(cc,"}")) break;
|
|
|
|
t->read_property(cc);
|
1998-10-06 22:21:25 +04:00
|
|
|
}
|
|
|
|
|
|
|
|
if (!t->is_parent()) continue;
|
|
|
|
c = read_word(1);
|
|
|
|
if (strcmp(c,"{")) {
|
|
|
|
read_error("Missing child list for %s\n",t->title());
|
|
|
|
goto REUSE_C;
|
|
|
|
}
|
|
|
|
read_children(t, 0);}
|
|
|
|
Fl_Type::current = p;
|
|
|
|
CONTINUE:;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
extern void deselect();
|
|
|
|
|
|
|
|
int read_file(const char *filename, int merge) {
|
2002-05-14 00:54:49 +04:00
|
|
|
Fl_Type *o;
|
1998-10-06 22:21:25 +04:00
|
|
|
read_version = 0.0;
|
|
|
|
if (!open_read(filename)) return 0;
|
1998-10-15 18:19:34 +04:00
|
|
|
if (merge) deselect(); else delete_all();
|
1998-10-06 22:21:25 +04:00
|
|
|
read_children(Fl_Type::current, merge);
|
|
|
|
Fl_Type::current = 0;
|
2002-05-12 06:19:18 +04:00
|
|
|
// Force menu items to be rebuilt...
|
2002-05-14 00:54:49 +04:00
|
|
|
for (o = Fl_Type::first; o; o = o->next)
|
2002-05-13 19:51:47 +04:00
|
|
|
if (o->is_menu_button()) o->add_child(0,0);
|
2002-05-14 00:54:49 +04:00
|
|
|
for (o = Fl_Type::first; o; o = o->next)
|
1998-10-06 22:21:25 +04:00
|
|
|
if (o->selected) {Fl_Type::current = o; break;}
|
|
|
|
return close_read();
|
|
|
|
}
|
|
|
|
|
|
|
|
////////////////////////////////////////////////////////////////
|
|
|
|
// Read Forms and XForms fdesign files:
|
|
|
|
|
|
|
|
int read_fdesign_line(const char*& name, const char*& value) {
|
|
|
|
|
|
|
|
int length = 0;
|
|
|
|
int x;
|
|
|
|
// find a colon:
|
|
|
|
for (;;) {
|
|
|
|
x = getc(fin);
|
|
|
|
if (x < 0) return 0;
|
|
|
|
if (x == '\n') {length = 0; continue;} // no colon this line...
|
|
|
|
if (!isspace(x)) {
|
|
|
|
buffer[length++] = x;
|
|
|
|
expand_buffer(length);
|
|
|
|
}
|
|
|
|
if (x == ':') break;
|
|
|
|
}
|
|
|
|
int valueoffset = length;
|
|
|
|
buffer[length-1] = 0;
|
|
|
|
|
|
|
|
// skip to start of value:
|
|
|
|
for (;;) {
|
|
|
|
x = getc(fin);
|
|
|
|
if (x < 0 || x == '\n' || !isspace(x)) break;
|
|
|
|
}
|
|
|
|
|
|
|
|
// read the value:
|
|
|
|
for (;;) {
|
|
|
|
if (x == '\\') {x = read_quoted(); if (x<0) continue;}
|
|
|
|
else if (x == '\n') break;
|
|
|
|
buffer[length++] = x;
|
|
|
|
expand_buffer(length);
|
|
|
|
x = getc(fin);
|
|
|
|
}
|
|
|
|
buffer[length] = 0;
|
|
|
|
name = buffer;
|
|
|
|
value = buffer+valueoffset;
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
int fdesign_flip;
|
|
|
|
int fdesign_magic;
|
|
|
|
#include <FL/Fl_Group.H>
|
|
|
|
|
|
|
|
static const char *class_matcher[] = {
|
|
|
|
"FL_CHECKBUTTON", "Fl_Check_Button",
|
|
|
|
"FL_ROUNDBUTTON", "Fl_Round_Button",
|
|
|
|
"FL_ROUND3DBUTTON", "Fl_Round_Button",
|
|
|
|
"FL_LIGHTBUTTON", "Fl_Light_Button",
|
|
|
|
"FL_FRAME", "Fl_Box",
|
|
|
|
"FL_LABELFRAME", "Fl_Box",
|
|
|
|
"FL_TEXT", "Fl_Box",
|
|
|
|
"FL_VALSLIDER", "Fl_Value_Slider",
|
|
|
|
"FL_MENU", "Fl_Menu_Button",
|
|
|
|
"3", "FL_BITMAP",
|
|
|
|
"1", "FL_BOX",
|
|
|
|
"71","FL_BROWSER",
|
|
|
|
"11","FL_BUTTON",
|
|
|
|
"4", "FL_CHART",
|
|
|
|
"42","FL_CHOICE",
|
|
|
|
"61","FL_CLOCK",
|
|
|
|
"25","FL_COUNTER",
|
|
|
|
"22","FL_DIAL",
|
|
|
|
"101","FL_FREE",
|
|
|
|
"31","FL_INPUT",
|
|
|
|
"12","Fl_Light_Button",
|
|
|
|
"41","FL_MENU",
|
|
|
|
"23","FL_POSITIONER",
|
|
|
|
"13","Fl_Round_Button",
|
|
|
|
"21","FL_SLIDER",
|
|
|
|
"2", "FL_BOX", // was FL_TEXT
|
|
|
|
"62","FL_TIMER",
|
|
|
|
"24","Fl_Value_Slider",
|
|
|
|
0};
|
|
|
|
|
|
|
|
void read_fdesign() {
|
|
|
|
fdesign_magic = atoi(read_word());
|
|
|
|
fdesign_flip = (fdesign_magic < 13000);
|
|
|
|
Fl_Widget_Type *window = 0;
|
|
|
|
Fl_Widget_Type *group = 0;
|
|
|
|
Fl_Widget_Type *widget = 0;
|
|
|
|
if (!Fl_Type::current) {
|
|
|
|
Fl_Type *t = Fl_Type_make("Function");
|
|
|
|
t->name("create_the_forms()");
|
|
|
|
Fl_Type::current = t;
|
|
|
|
}
|
|
|
|
for (;;) {
|
|
|
|
const char *name;
|
|
|
|
const char *value;
|
|
|
|
if (!read_fdesign_line(name, value)) break;
|
|
|
|
|
|
|
|
if (!strcmp(name,"Name")) {
|
|
|
|
|
|
|
|
window = (Fl_Widget_Type*)Fl_Type_make("Fl_Window");
|
|
|
|
window->name(value);
|
|
|
|
window->label(value);
|
|
|
|
Fl_Type::current = widget = window;
|
|
|
|
|
|
|
|
} else if (!strcmp(name,"class")) {
|
|
|
|
|
|
|
|
if (!strcmp(value,"FL_BEGIN_GROUP")) {
|
|
|
|
group = widget = (Fl_Widget_Type*)Fl_Type_make("Fl_Group");
|
|
|
|
Fl_Type::current = group;
|
|
|
|
} else if (!strcmp(value,"FL_END_GROUP")) {
|
|
|
|
if (group) {
|
|
|
|
Fl_Group* g = (Fl_Group*)(group->o);
|
|
|
|
g->begin();
|
|
|
|
g->forms_end();
|
|
|
|
Fl_Group::current(0);
|
|
|
|
}
|
|
|
|
group = widget = 0;
|
|
|
|
Fl_Type::current = window;
|
|
|
|
} else {
|
|
|
|
for (int i = 0; class_matcher[i]; i += 2)
|
|
|
|
if (!strcmp(value,class_matcher[i])) {
|
|
|
|
value = class_matcher[i+1]; break;}
|
|
|
|
widget = (Fl_Widget_Type*)Fl_Type_make(value);
|
|
|
|
if (!widget) {
|
|
|
|
printf("class %s not found, using Fl_Button\n", value);
|
|
|
|
widget = (Fl_Widget_Type*)Fl_Type_make("Fl_Button");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
} else if (widget) {
|
|
|
|
if (!widget->read_fdesign(name, value))
|
|
|
|
printf("Ignoring \"%s: %s\"\n", name, value);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
1998-10-21 20:29:01 +04:00
|
|
|
//
|
2005-02-06 19:28:36 +03:00
|
|
|
// End of "$Id$".
|
1998-10-21 20:29:01 +04:00
|
|
|
//
|