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fltk/fluid/fluid.cxx
Michael R Sweet a2f4b27b27 Undo/redo support for FLUID. 
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@4142 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
2005-03-20 04:00:48 +00:00

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//
// "$Id$"
//
// FLUID main entry for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2005 by Bill Spitzak and others.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library 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
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA.
//
// Please report all bugs and problems to "fltk-bugs@fltk.org".
//
#include <FL/Fl.H>
#include <FL/Fl_Double_Window.H>
#include <FL/Fl_Box.H>
#include <FL/Fl_Button.H>
#include <FL/Fl_File_Icon.H>
#include <FL/Fl_Help_Dialog.H>
#include <FL/Fl_Hold_Browser.H>
#include <FL/Fl_Menu_Bar.H>
#include <FL/Fl_Input.H>
#include <FL/fl_ask.H>
#include <FL/fl_draw.H>
#include <FL/Fl_File_Chooser.H>
#include <FL/fl_message.H>
#include <FL/filename.H>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include "../src/flstring.h"
#include "alignment_panel.h"
#include "function_panel.h"
#if defined(WIN32) && !defined(__CYGWIN__)
# include <direct.h>
# include <windows.h>
# include <io.h>
#else
# include <unistd.h>
#endif
#ifdef __EMX__
# include <X11/Xlibint.h>
#endif
#include "about_panel.h"
#include "undo.h"
#include "Fl_Type.h"
static Fl_Help_Dialog *help_dialog = 0;
Fl_Preferences fluid_prefs(Fl_Preferences::USER, "fltk.org", "fluid");
int gridx = 5;
int gridy = 5;
int snap = 1;
int show_guides = 1;
// File history info...
char absolute_history[10][1024];
char relative_history[10][1024];
void load_history();
void update_history(const char *);
// Shell command support...
void show_shell_window();
////////////////////////////////////////////////////////////////
static const char *filename;
void set_filename(const char *c);
void set_modflag(int mf);
int modflag;
static char* pwd;
static char in_source_dir;
void goto_source_dir() {
if (in_source_dir) return;
if (!filename || !*filename) return;
const char *p = fl_filename_name(filename);
if (p <= filename) return; // it is in the current directory
char buffer[1024];
strlcpy(buffer, filename, sizeof(buffer));
int n = p-filename; if (n>1) n--; buffer[n] = 0;
if (!pwd) {
pwd = getcwd(0,1024);
if (!pwd) {fprintf(stderr,"getwd : %s\n",strerror(errno)); return;}
}
if (chdir(buffer)<0) {fprintf(stderr, "Can't chdir to %s : %s\n",
buffer, strerror(errno)); return;}
in_source_dir = 1;
}
void leave_source_dir() {
if (!in_source_dir) return;
if (chdir(pwd)<0) {fprintf(stderr, "Can't chdir to %s : %s\n",
pwd, strerror(errno));}
in_source_dir = 0;
}
char position_window(Fl_Window *w, const char *prefsName, int Visible, int X, int Y, int W=0, int H=0 ) {
Fl_Preferences pos(fluid_prefs, prefsName);
if (prevpos_button->value()) {
pos.get("x", X, X);
pos.get("y", Y, Y);
if ( W!=0 ) {
pos.get("w", W, W);
pos.get("h", H, H);
w->resize( X, Y, W, H );
}
else
w->position( X, Y );
}
pos.get("visible", Visible, Visible);
return Visible;
}
void save_position(Fl_Window *w, const char *prefsName) {
Fl_Preferences pos(fluid_prefs, prefsName);
pos.set("x", w->x());
pos.set("y", w->y());
pos.set("w", w->w());
pos.set("h", w->h());
pos.set("visible", (int)(w->shown() && w->visible()));
}
Fl_Window *main_window;
Fl_Menu_Bar *main_menubar;
void save_cb(Fl_Widget *, void *v) {
const char *c = filename;
if (v || !c || !*c) {
fl_ok = "Save";
c=fl_file_chooser("Save to:", "FLUID Files (*.f[ld])", c);
fl_ok = "OK";
if (!c) return;
if (!access(c, 0))
{
const char *basename;
if ((basename = strrchr(c, '/')) != NULL)
basename ++;
#if defined(WIN32) || defined(__EMX__)
if ((basename = strrchr(c, '\\')) != NULL)
basename ++;
#endif // WIN32 || __EMX__
else
basename = c;
if (fl_choice("The file \"%s\" already exists.\n"
"Do you want to replace it?", "Cancel",
"Replace", NULL, basename) == 0) return;
}
set_filename(c);
}
if (!write_file(c)) {
fl_message("Error writing %s: %s", c, strerror(errno));
return;
}
set_modflag(0);
undo_save = undo_current;
}
void exit_cb(Fl_Widget *,void *) {
if (modflag)
switch (fl_choice("Do you want to save changes to this user\n"
"interface before exiting?", "Don't Save",
"Save", "Cancel"))
{
case 2 : /* Cancel */
return;
case 1 : /* Save */
save_cb(NULL, NULL);
if (modflag) return; // Didn't save!
}
save_position(main_window,"main_window_pos");
if (widgetbin_panel) {
save_position(widgetbin_panel,"widgetbin_pos");
delete widgetbin_panel;
}
if (about_panel)
delete about_panel;
if (help_dialog)
delete help_dialog;
undo_clear();
exit(0);
}
#ifdef __APPLE__
# include <FL/x.H>
void
apple_open_cb(const char *c) {
if (modflag)
{
switch (fl_choice("Do you want to save changes to this user\n"
"interface before opening another one?", "Don't Save",
"Save", "Cancel"))
{
case 2 : /* Cancel */
return;
case 1 : /* Save */
save_cb(NULL, NULL);
if (modflag) return; // Didn't save!
}
}
const char *oldfilename;
oldfilename = filename;
filename = NULL;
set_filename(c);
undo_suspend();
if (!read_file(c, 0)) {
undo_resume();
fl_message("Can't read %s: %s", c, strerror(errno));
free((void *)filename);
filename = oldfilename;
if (main_window) main_window->label(filename);
return;
}
// Loaded a file; free the old filename...
set_modflag(0);
undo_resume();
undo_clear();
if (oldfilename) free((void *)oldfilename);
}
#endif // __APPLE__
void open_cb(Fl_Widget *, void *v) {
if (!v && modflag)
{
switch (fl_choice("Do you want to save changes to this user\n"
"interface before opening another one?", "Don't Save",
"Save", "Cancel"))
{
case 2 : /* Cancel */
return;
case 1 : /* Save */
save_cb(NULL, NULL);
if (modflag) return; // Didn't save!
}
}
const char *c;
const char *oldfilename;
fl_ok = "Open";
c = fl_file_chooser("Open:", "FLUID Files (*.f[ld])", filename);
fl_ok = "OK";
if (!c) return;
oldfilename = filename;
filename = NULL;
set_filename(c);
if (v != 0) undo_checkpoint();
undo_suspend();
if (!read_file(c, v!=0)) {
undo_resume();
fl_message("Can't read %s: %s", c, strerror(errno));
free((void *)filename);
filename = oldfilename;
if (main_window) main_window->label(filename);
return;
}
undo_resume();
if (v) {
// Inserting a file; restore the original filename...
set_modflag(1);
free((void *)filename);
filename = oldfilename;
if (main_window) main_window->label(filename);
} else {
// Loaded a file; free the old filename...
set_modflag(0);
undo_clear();
if (oldfilename) free((void *)oldfilename);
}
}
void open_history_cb(Fl_Widget *, void *v) {
if (modflag)
{
switch (fl_choice("Do you want to save changes to this user\n"
"interface before opening another one?", "Don't Save",
"Save", "Cancel"))
{
case 2 : /* Cancel */
return;
case 1 : /* Save */
save_cb(NULL, NULL);
if (modflag) return; // Didn't save!
}
}
const char *oldfilename = filename;
filename = NULL;
set_filename((char *)v);
undo_suspend();
if (!read_file(filename, 0)) {
undo_resume();
undo_clear();
fl_message("Can't read %s: %s", filename, strerror(errno));
free((void *)filename);
filename = oldfilename;
if (main_window) main_window->label(filename);
return;
}
set_modflag(0);
undo_resume();
undo_clear();
if (oldfilename) free((void *)oldfilename);
}
void new_cb(Fl_Widget *, void *v) {
if (!v && modflag)
{
switch (fl_choice("Do you want to save changes to this user\n"
"interface before creating a new one?", "Don't Save",
"Save", "Cancel"))
{
case 2 : /* Cancel */
return;
case 1 : /* Save */
save_cb(NULL, NULL);
if (modflag) return; // Didn't save!
}
}
delete_all();
set_filename(NULL);
set_modflag(0);
undo_clear();
}
int compile_only = 0;
int compile_strings = 0;
int header_file_set = 0;
int code_file_set = 0;
const char* header_file_name = ".h";
const char* code_file_name = ".cxx";
int i18n_type = 0;
const char* i18n_include = "";
const char* i18n_function = "";
const char* i18n_file = "";
const char* i18n_set = "";
char i18n_program[1024] = "";
void write_cb(Fl_Widget *, void *) {
if (!filename) {
save_cb(0,0);
if (!filename) return;
}
char cname[1024];
char hname[1024];
strlcpy(i18n_program, fl_filename_name(filename), sizeof(i18n_program));
fl_filename_setext(i18n_program, sizeof(i18n_program), "");
if (*code_file_name == '.' && strchr(code_file_name, '/') == NULL) {
strlcpy(cname, fl_filename_name(filename), sizeof(cname));
fl_filename_setext(cname, sizeof(cname), code_file_name);
} else {
strlcpy(cname, code_file_name, sizeof(hname));
}
if (*header_file_name == '.' && strchr(header_file_name, '/') == NULL) {
strlcpy(hname, fl_filename_name(filename), sizeof(hname));
fl_filename_setext(hname, sizeof(hname), header_file_name);
} else {
strlcpy(hname, header_file_name, sizeof(hname));
}
if (!compile_only) goto_source_dir();
int x = write_code(cname,hname);
if (!compile_only) leave_source_dir();
strlcat(cname, " and ", sizeof(cname));
strlcat(cname, hname, sizeof(cname));
if (compile_only) {
if (!x) {fprintf(stderr,"%s : %s\n",cname,strerror(errno)); exit(1);}
} else {
if (!x) {
fl_message("Can't write %s: %s", cname, strerror(errno));
} else if (completion_button->value()) {
fl_message("Wrote %s", cname, 0);
}
}
}
void write_strings_cb(Fl_Widget *, void *) {
static const char *exts[] = { ".txt", ".po", ".msg" };
if (!filename) {
save_cb(0,0);
if (!filename) return;
}
char sname[1024];
strlcpy(sname, fl_filename_name(filename), sizeof(sname));
fl_filename_setext(sname, sizeof(sname), exts[i18n_type]);
if (!compile_only) goto_source_dir();
int x = write_strings(sname);
if (!compile_only) leave_source_dir();
if (compile_only) {
if (x) {fprintf(stderr,"%s : %s\n",sname,strerror(errno)); exit(1);}
} else {
if (x) {
fl_message("Can't write %s: %s", sname, strerror(errno));
} else if (completion_button->value()) {
fl_message("Wrote %s", sname);
}
}
}
void openwidget_cb(Fl_Widget *, void *) {
if (!Fl_Type::current) {
fl_message("Please select a widget");
return;
}
Fl_Type::current->open();
}
void toggle_overlays(Fl_Widget *,void *);
void select_all_cb(Fl_Widget *,void *);
void select_none_cb(Fl_Widget *,void *);
void group_cb(Fl_Widget *, void *);
void ungroup_cb(Fl_Widget *, void *);
extern int pasteoffset;
static int ipasteoffset;
static char* cutfname(int which = 0) {
static char name[2][1024];
static char beenhere = 0;
if (!beenhere) {
beenhere = 1;
fluid_prefs.getUserdataPath(name[0], sizeof(name[0]));
strlcat(name[0], "cut_buffer", sizeof(name[0]));
fluid_prefs.getUserdataPath(name[1], sizeof(name[1]));
strlcat(name[1], "dup_buffer", sizeof(name[1]));
}
return name[which];
}
void copy_cb(Fl_Widget*, void*) {
if (!Fl_Type::current) {
fl_beep();
return;
}
ipasteoffset = 10;
if (!write_file(cutfname(),1)) {
fl_message("Can't write %s: %s", cutfname(), strerror(errno));
return;
}
}
extern void select_only(Fl_Type *);
void cut_cb(Fl_Widget *, void *) {
if (!Fl_Type::current) {
fl_beep();
return;
}
if (!write_file(cutfname(),1)) {
fl_message("Can't write %s: %s", cutfname(), strerror(errno));
return;
}
undo_checkpoint();
set_modflag(1);
ipasteoffset = 0;
Fl_Type *p = Fl_Type::current->parent;
while (p && p->selected) p = p->parent;
delete_all(1);
if (p) select_only(p);
}
void delete_cb(Fl_Widget *, void *) {
if (!Fl_Type::current) {
fl_beep();
return;
}
undo_checkpoint();
set_modflag(1);
ipasteoffset = 0;
Fl_Type *p = Fl_Type::current->parent;
while (p && p->selected) p = p->parent;
delete_all(1);
if (p) select_only(p);
}
extern int force_parent;
void paste_cb(Fl_Widget*, void*) {
//if (ipasteoffset) force_parent = 1;
pasteoffset = ipasteoffset;
if (gridx>1) pasteoffset = ((pasteoffset-1)/gridx+1)*gridx;
if (gridy>1) pasteoffset = ((pasteoffset-1)/gridy+1)*gridy;
undo_checkpoint();
undo_suspend();
if (!read_file(cutfname(), 1)) {
fl_message("Can't read %s: %s", cutfname(), strerror(errno));
}
undo_resume();
pasteoffset = 0;
ipasteoffset += 10;
force_parent = 0;
}
// Duplicate the selected widgets...
void duplicate_cb(Fl_Widget*, void*) {
if (!Fl_Type::current) {
fl_beep();
return;
}
if (!write_file(cutfname(1),1)) {
fl_message("Can't write %s: %s", cutfname(1), strerror(errno));
return;
}
pasteoffset = 0;
force_parent = 1;
undo_checkpoint();
undo_suspend();
if (!read_file(cutfname(1), 1)) {
fl_message("Can't read %s: %s", cutfname(1), strerror(errno));
}
undo_resume();
force_parent = 0;
}
void earlier_cb(Fl_Widget*,void*);
void later_cb(Fl_Widget*,void*);
Fl_Type *sort(Fl_Type *parent);
static void sort_cb(Fl_Widget *,void *) {
sort((Fl_Type*)0);
}
void show_project_cb(Fl_Widget *, void *);
void show_grid_cb(Fl_Widget *, void *);
void show_settings_cb(Fl_Widget *, void *);
void align_widget_cb(Fl_Widget *, long);
void widget_size_cb(Fl_Widget *, long);
void about_cb(Fl_Widget *, void *) {
if (!about_panel) make_about_panel();
about_panel->show();
}
void show_help(const char *name) {
const char *docdir;
char helpname[1024];
if (!help_dialog) help_dialog = new Fl_Help_Dialog();
if ((docdir = getenv("FLTK_DOCDIR")) == NULL) {
#ifdef __EMX__
// Doesn't make sense to have a hardcoded fallback
static char fltk_docdir[1024];
strlcpy(fltk_docdir, __XOS2RedirRoot("/XFree86/lib/X11/fltk/doc"),
sizeof(fltk_docdir));
docdir = fltk_docdir;
#else
docdir = FLTK_DOCDIR;
#endif // __EMX__
}
snprintf(helpname, sizeof(helpname), "%s/%s", docdir, name);
help_dialog->load(helpname);
help_dialog->show();
}
void help_cb(Fl_Widget *, void *) {
show_help("fluid.html");
}
void manual_cb(Fl_Widget *, void *) {
show_help("index.html");
}
////////////////////////////////////////////////////////////////
extern Fl_Menu_Item New_Menu[];
void toggle_widgetbin_cb(Fl_Widget *, void *);
Fl_Menu_Item Main_Menu[] = {
{"&File",0,0,0,FL_SUBMENU},
{"&New", FL_CTRL+'n', new_cb, 0},
{"&Open...", FL_CTRL+'o', open_cb, 0},
{"Open &Previous",0,0,0,FL_SUBMENU},
{relative_history[0], FL_CTRL+'0', open_history_cb, absolute_history[0]},
{relative_history[1], FL_CTRL+'1', open_history_cb, absolute_history[1]},
{relative_history[2], FL_CTRL+'2', open_history_cb, absolute_history[2]},
{relative_history[3], FL_CTRL+'3', open_history_cb, absolute_history[3]},
{relative_history[4], FL_CTRL+'4', open_history_cb, absolute_history[4]},
{relative_history[5], FL_CTRL+'5', open_history_cb, absolute_history[5]},
{relative_history[6], FL_CTRL+'6', open_history_cb, absolute_history[6]},
{relative_history[7], FL_CTRL+'7', open_history_cb, absolute_history[7]},
{relative_history[8], FL_CTRL+'8', open_history_cb, absolute_history[8]},
{relative_history[9], FL_CTRL+'9', open_history_cb, absolute_history[9]},
{0},
{"&Insert...", FL_CTRL+'i', open_cb, (void*)1, FL_MENU_DIVIDER},
{"&Save", FL_CTRL+'s', save_cb, 0},
{"Save &As...", FL_CTRL+FL_SHIFT+'s', save_cb, (void*)1},
{"Write &Code...", FL_CTRL+FL_SHIFT+'c', write_cb, 0},
{"&Write Strings...", FL_CTRL+FL_SHIFT+'w', write_strings_cb, 0, FL_MENU_DIVIDER},
{"&Quit", FL_CTRL+'q', exit_cb},
{0},
{"&Edit",0,0,0,FL_SUBMENU},
{"&Undo", FL_CTRL+'z', undo_cb},
{"&Redo", FL_CTRL+FL_SHIFT+'z', redo_cb, 0, FL_MENU_DIVIDER},
{"C&ut", FL_CTRL+'x', cut_cb},
{"&Copy", FL_CTRL+'c', copy_cb},
{"&Delete", FL_Delete, delete_cb},
{"Dup&licate", FL_CTRL+'d', duplicate_cb},
{"&Paste", FL_CTRL+'v', paste_cb},
{"Select &All", FL_CTRL+'a', select_all_cb},
{"Select &None", FL_CTRL+FL_SHIFT+'a', select_none_cb, 0, FL_MENU_DIVIDER},
{"&Show Widget Panel...", FL_F+1, openwidget_cb},
{"&Sort",0,sort_cb},
{"&Earlier", FL_F+2, earlier_cb},
{"&Later", FL_F+3, later_cb},
{"&Group", FL_F+7, group_cb},
{"Ung&roup", FL_F+8, ungroup_cb,0, FL_MENU_DIVIDER},
{"Hide O&verlays",FL_CTRL+FL_SHIFT+'o',toggle_overlays},
{"Show Widget &Bin...",FL_ALT+'b',toggle_widgetbin_cb, 0, FL_MENU_DIVIDER},
{"Pro&ject Settings...",FL_ALT+'p',show_project_cb},
{"GU&I Settings...",FL_ALT+FL_SHIFT+'p',show_settings_cb},
{0},
{"&New", 0, 0, (void *)New_Menu, FL_SUBMENU_POINTER},
{"&Layout",0,0,0,FL_SUBMENU},
{"&Align",0,0,0,FL_SUBMENU},
{"&Left",0,(Fl_Callback *)align_widget_cb,(void*)10},
{"&Center",0,(Fl_Callback *)align_widget_cb,(void*)11},
{"&Right",0,(Fl_Callback *)align_widget_cb,(void*)12},
{"&Top",0,(Fl_Callback *)align_widget_cb,(void*)13},
{"&Middle",0,(Fl_Callback *)align_widget_cb,(void*)14},
{"&Bottom",0,(Fl_Callback *)align_widget_cb,(void*)15},
{0},
{"&Space Evenly",0,0,0,FL_SUBMENU},
{"&Across",0,(Fl_Callback *)align_widget_cb,(void*)20},
{"&Down",0,(Fl_Callback *)align_widget_cb,(void*)21},
{0},
{"&Make Same Size",0,0,0,FL_SUBMENU},
{"&Width",0,(Fl_Callback *)align_widget_cb,(void*)30},
{"&Height",0,(Fl_Callback *)align_widget_cb,(void*)31},
{"&Both",0,(Fl_Callback *)align_widget_cb,(void*)32},
{0},
{"&Center In Group",0,0,0,FL_SUBMENU},
{"&Horizontal",0,(Fl_Callback *)align_widget_cb,(void*)40},
{"&Vertical",0,(Fl_Callback *)align_widget_cb,(void*)41},
{0},
{"&Set Widget Size",0,0,0,FL_SUBMENU|FL_MENU_DIVIDER},
{"&Tiny",FL_ALT+'1',(Fl_Callback *)widget_size_cb,(void*)8,FL_MENU_RADIO,FL_NORMAL_LABEL,FL_HELVETICA,8},
{"&Small",FL_ALT+'2',(Fl_Callback *)widget_size_cb,(void*)11,FL_MENU_RADIO,FL_NORMAL_LABEL,FL_HELVETICA,11},
{"&Normal",FL_ALT+'3',(Fl_Callback *)widget_size_cb,(void*)14,FL_MENU_RADIO|FL_MENU_VALUE},
{0},
{"&Grid...",FL_ALT+'g',show_grid_cb},
{0},
{"&Shell",0,0,0,FL_SUBMENU},
{"Execute &Command...",FL_ALT+'x',(Fl_Callback *)show_shell_window},
{"Execute &Again...",FL_ALT+'g',(Fl_Callback *)do_shell_command},
{0},
{"&Help",0,0,0,FL_SUBMENU},
{"&About FLUID...",0,about_cb},
{"&On FLUID...",0,help_cb},
{"&Manual...",0,manual_cb},
{0},
{0}};
#define BROWSERWIDTH 300
#define BROWSERHEIGHT 500
#define WINWIDTH 300
#define MENUHEIGHT 25
#define WINHEIGHT (BROWSERHEIGHT+MENUHEIGHT)
extern void fill_in_New_Menu();
void scheme_cb(Fl_Choice *, void *) {
switch (scheme_choice->value()) {
case 0 : // Default
Fl::scheme(NULL);
break;
case 1 : // None
Fl::scheme("none");
break;
case 2 : // Plastic
Fl::scheme("plastic");
break;
}
fluid_prefs.set("scheme", scheme_choice->value());
}
void toggle_widgetbin_cb(Fl_Widget *, void *) {
if (!widgetbin_panel) {
make_widgetbin();
widgetbin_panel->callback(toggle_widgetbin_cb);
if (!position_window(widgetbin_panel,"widgetbin_pos", 1, 320, 30)) return;
}
if (widgetbin_panel->visible()) {
widgetbin_panel->hide();
Main_Menu[38].label("Show Widget &Bin...");
} else {
widgetbin_panel->show();
Main_Menu[38].label("Hide Widget &Bin");
}
}
void make_main_window() {
fluid_prefs.get("snap", snap, 1);
fluid_prefs.get("gridx", gridx, 5);
fluid_prefs.get("gridy", gridy, 5);
fluid_prefs.get("show_guides", show_guides, 0);
load_history();
make_grid_window();
make_settings_window();
make_shell_window();
if (!main_window) {
Fl_Widget *o;
main_window = new Fl_Double_Window(WINWIDTH,WINHEIGHT,"fluid");
main_window->box(FL_NO_BOX);
o = make_widget_browser(0,MENUHEIGHT,BROWSERWIDTH,BROWSERHEIGHT);
o->box(FL_FLAT_BOX);
o->tooltip("Double-click to view or change an item.");
main_window->resizable(o);
main_menubar = new Fl_Menu_Bar(0,0,BROWSERWIDTH,MENUHEIGHT);
main_menubar->menu(Main_Menu);
main_menubar->global();
fill_in_New_Menu();
main_window->end();
}
}
// Load file history from preferences...
void load_history() {
int i; // Looping var
for (i = 0; i < 10; i ++) {
fluid_prefs.get( Fl_Preferences::Name("file%d", i), absolute_history[i], "", sizeof(absolute_history[i]));
if (absolute_history[i][0]) {
// Make a relative version of the filename for the menu...
fl_filename_relative(relative_history[i], sizeof(relative_history[i]),
absolute_history[i]);
Main_Menu[i + 4].flags = 0;
} else Main_Menu[i + 4].flags = FL_MENU_INVISIBLE;
}
if (!absolute_history[0][0]) Main_Menu[3].flags |= FL_MENU_INACTIVE;
}
// Update file history from preferences...
void update_history(const char *flname) {
int i; // Looping var
char absolute[1024];
fl_filename_absolute(absolute, sizeof(absolute), flname);
for (i = 0; i < 10; i ++)
#if defined(WIN32) || defined(__APPLE__)
if (!strcasecmp(absolute, absolute_history[i])) break;
#else
if (!strcmp(absolute, absolute_history[i])) break;
#endif // WIN32 || __APPLE__
if (i == 0) return;
if (i >= 10) i = 9;
// Move the other flnames down in the list...
memmove(absolute_history + 1, absolute_history,
i * sizeof(absolute_history[0]));
memmove(relative_history + 1, relative_history,
i * sizeof(relative_history[0]));
// Put the new file at the top...
strlcpy(absolute_history[0], absolute, sizeof(absolute_history[0]));
fl_filename_relative(relative_history[0], sizeof(relative_history[0]),
absolute_history[0]);
// Update the menu items as needed...
for (i = 0; i < 10; i ++) {
fluid_prefs.set( Fl_Preferences::Name("file%d", i), absolute_history[i]);
if (absolute_history[i][0]) Main_Menu[i + 4].flags = 0;
else Main_Menu[i + 4].flags = FL_MENU_INVISIBLE;
}
Main_Menu[3].flags &= ~FL_MENU_INACTIVE;
}
// Shell command support...
#if (!defined(WIN32) || defined(__CYGWIN__)) && !defined(__MWERKS__)
// Support the full piped shell command...
static FILE *shell_pipe = 0;
void
shell_pipe_cb(int, void*) {
char line[1024]; // Line from command output...
if (fgets(line, sizeof(line), shell_pipe) != NULL) {
// Add the line to the output list...
shell_run_buffer->append(line);
} else {
// End of file; tell the parent...
Fl::remove_fd(fileno(shell_pipe));
pclose(shell_pipe);
shell_pipe = NULL;
shell_run_buffer->append("... END SHELL COMMAND ...\n");
}
shell_run_display->scroll(shell_run_display->count_lines(0,
shell_run_buffer->length(), 1), 0);
}
void
do_shell_command(Fl_Return_Button*, void*) {
const char *command; // Command to run
shell_window->hide();
if (shell_pipe) {
fl_alert("Previous shell command still running!");
return;
}
if ((command = shell_command_input->value()) == NULL || !*command) {
fl_alert("No shell command entered!");
return;
}
if (shell_savefl_button->value()) {
save_cb(0, 0);
}
if (shell_writecode_button->value()) {
compile_only = 1;
write_cb(0, 0);
compile_only = 0;
}
if (shell_writemsgs_button->value()) {
compile_only = 1;
write_strings_cb(0, 0);
compile_only = 0;
}
// Show the output window and clear things...
shell_run_buffer->text("");
shell_run_buffer->append(command);
shell_run_buffer->append("\n");
shell_run_window->label("Shell Command Running...");
if ((shell_pipe = popen((char *)command, "r")) == NULL) {
fl_alert("Unable to run shell command: %s", strerror(errno));
return;
}
shell_run_button->deactivate();
shell_run_window->hotspot(shell_run_display);
shell_run_window->show();
Fl::add_fd(fileno(shell_pipe), shell_pipe_cb);
while (shell_pipe) Fl::wait();
shell_run_button->activate();
shell_run_window->label("Shell Command Complete");
fl_beep();
while (shell_run_window->shown()) Fl::wait();
}
#else
// Just do basic shell command stuff, no status window...
void
do_shell_command(Fl_Return_Button*, void*) {
const char *command; // Command to run
int status; // Status from command...
shell_window->hide();
if ((command = shell_command_input->value()) == NULL || !*command) {
fl_alert("No shell command entered!");
return;
}
if (shell_savefl_button->value()) {
save_cb(0, 0);
}
if (shell_writecode_button->value()) {
compile_only = 1;
write_cb(0, 0);
compile_only = 0;
}
if (shell_writemsgs_button->value()) {
compile_only = 1;
write_strings_cb(0, 0);
compile_only = 0;
}
if ((status = system(command)) != 0) {
fl_alert("Shell command returned status %d!", status);
} else if (completion_button->value()) {
fl_message("Shell command completed successfully!");
}
}
#endif // (!WIN32 || __CYGWIN__) && !__MWERKS__
void
show_shell_window() {
shell_window->hotspot(shell_command_input);
shell_window->show();
}
void set_filename(const char *c) {
if (filename) free((void *)filename);
filename = c ? strdup(c) : NULL;
if (filename) update_history(filename);
set_modflag(modflag);
}
// Set the "modified" flag and update the title of the main window...
void set_modflag(int mf) {
const char *basename;
static char title[1024];
modflag = mf;
if (main_window) {
if (!filename) basename = "Untitled.fl";
else if ((basename = strrchr(filename, '/')) != NULL) basename ++;
#if defined(WIN32) || defined(__EMX__)
else if ((basename = strrchr(filename, '\\')) != NULL) basename ++;
#endif // WIN32 || __EMX__
else basename = filename;
if (modflag) {
snprintf(title, sizeof(title), "%s (modified)", basename);
main_window->label(title);
} else main_window->label(basename);
}
// Enable/disable the Save menu item...
if (modflag) Main_Menu[16].activate();
else Main_Menu[16].deactivate();
}
////////////////////////////////////////////////////////////////
static int arg(int argc, char** argv, int& i) {
if (argv[i][1] == 'c' && !argv[i][2]) {compile_only = 1; i++; return 1;}
if (argv[i][1] == 'c' && argv[i][2] == 's' && !argv[i][3]) {compile_only = 1; compile_strings = 1; i++; return 1;}
if (argv[i][1] == 'o' && !argv[i][2] && i+1 < argc) {
code_file_name = argv[i+1];
code_file_set = 1;
i += 2;
return 2;
}
if (argv[i][1] == 'h' && !argv[i][2]) {
header_file_name = argv[i+1];
header_file_set = 1;
i += 2;
return 2;
}
return 0;
}
#if ! (defined(WIN32) && !defined (__CYGWIN__))
int quit_flag = 0;
#include <signal.h>
#ifdef _sigargs
#define SIGARG _sigargs
#else
#ifdef __sigargs
#define SIGARG __sigargs
#else
#define SIGARG int // you may need to fix this for older systems
#endif
#endif
extern "C" {
static void sigint(SIGARG) {
signal(SIGINT,sigint);
quit_flag = 1;
}
}
#endif
int main(int argc,char **argv) {
int i = 1;
if (!Fl::args(argc,argv,i,arg) || i < argc-1) {
fprintf(stderr,"usage: %s <switches> name.fl\n"
" -c : write .cxx and .h and exit\n"
" -cs : write .cxx and .h and strings and exit\n"
" -o <name> : .cxx output filename, or extension if <name> starts with '.'\n"
" -h <name> : .h output filename, or extension if <name> starts with '.'\n"
"%s\n", argv[0], Fl::help);
return 1;
}
const char *c = argv[i];
fl_register_images();
make_main_window();
#ifdef __APPLE__
fl_open_callback(apple_open_cb);
#endif // __APPLE__
if (c) set_filename(c);
if (!compile_only) {
Fl::visual((Fl_Mode)(FL_DOUBLE|FL_INDEX));
Fl_File_Icon::load_system_icons();
main_window->callback(exit_cb);
position_window(main_window,"main_window_pos", 1, 10, 30, WINWIDTH, WINHEIGHT );
main_window->show(argc,argv);
toggle_widgetbin_cb(0,0);
if (!c && openlast_button->value() && absolute_history[0][0]) {
// Open previous file when no file specified...
open_history_cb(0, absolute_history[0]);
}
}
undo_suspend();
if (c && !read_file(c,0)) {
if (compile_only) {
fprintf(stderr,"%s : %s\n", c, strerror(errno));
exit(1);
}
fl_message("Can't read %s: %s", c, strerror(errno));
}
undo_resume();
if (compile_only) {
if (compile_strings) write_strings_cb(0,0);
write_cb(0,0);
exit(0);
}
set_modflag(0);
undo_clear();
#ifndef WIN32
signal(SIGINT,sigint);
#endif
grid_cb(horizontal_input, 0); // Makes sure that windows get snap params...
#ifdef WIN32
Fl::run();
#else
while (!quit_flag) Fl::wait();
if (quit_flag) exit_cb(0,0);
#endif // WIN32
undo_clear();
return (0);
}
//
// End of "$Id$".
//
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