fluid.cxx

SRI international 发布的OAA框架软件

//
// "$Id: fluid.cxx,v 1.1.1.1 2003/06/03 22:25:41 agno Exp $"
//
// FLUID main entry for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2002 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 "[e-mail]".
//

#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>
#else
#  include <unistd.h>
#endif
#ifdef __EMX__
#  include <X11/Xlibint.h>
#endif

#include "about_panel.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;

// 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();

////////////////////////////////////////////////////////////////

void nyi(Fl_Widget *,void *) {
    fl_message("That's not yet implemented, sorry");
}

static const char *filename;
void set_filename(const char *c);
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", w->shown() && w->visible() );
}

Fl_Window *main_window;

void save_cb(Fl_Widget *, void *v) {
  const char *c = filename;
  if (v || !c || !*c) {
    if (!(c=fl_file_chooser("Save to:", "FLUID Files (*.f[ld])", c))) return;
    set_filename(c);
  }
  if (!write_file(c)) {
    fl_message("Error writing %s: %s", c, strerror(errno));
    return;
  }
  modflag = 0;
}

void exit_cb(Fl_Widget *,void *) {
  if (modflag)
    switch (fl_choice("Save changes before exiting?", "Cancel", "No", "Yes"))
    {
      case 0 : /* Cancel */
          return;
      case 2 : /* Yes */
          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;

  exit(0);
}

void open_cb(Fl_Widget *, void *v) {
  if (!v && modflag && !fl_ask("Discard changes?")) return;
  const char *c;
  const char *oldfilename;
  if (!(c = fl_file_chooser("Open:", "FLUID Files (*.f[ld])", filename))) return;
  oldfilename = filename;
  filename    = NULL;
  set_filename(c);
  if (!read_file(c, v!=0)) {
    fl_message("Can't read %s: %s", c, strerror(errno));
    free((void *)filename);
    filename = oldfilename;
    if (main_window) main_window->label(filename);
    return;
  }
  if (v) {
    // Inserting a file; restore the original filename...
    modflag = 1;
    free((void *)filename);
    filename = oldfilename;
    if (main_window) main_window->label(filename);
  } else {
    // Loaded a file; free the old filename...
    modflag = 0;
    if (oldfilename) free((void *)oldfilename);
  }
}

void open_history_cb(Fl_Widget *, void *v) {
  if (modflag && !fl_ask("Discard changes?")) return;
  const char *oldfilename = filename;
  filename = NULL;
  set_filename((char *)v);
  if (!read_file(filename, 0)) {
    fl_message("Can't read %s: %s", filename, strerror(errno));
    free((void *)filename);
    filename = oldfilename;
    if (main_window) main_window->label(filename);
    return;
  }
  modflag = 0;
  if (oldfilename) free((void *)oldfilename);
}

void new_cb(Fl_Widget *, void *v) {
  if (!v && modflag && !fl_ask("Discard changes?")) return;
  const char *c;
  if (!(c = fl_file_chooser("New:", "FLUID Files (*.f[ld])", 0))) return;
  delete_all();
  set_filename(c);
  modflag = 0;
}

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 group_cb(Fl_Widget *, void *);

void ungroup_cb(Fl_Widget *, void *);

extern int pasteoffset;
static int ipasteoffset;

static char* cutfname() {
  static char name[1024];
  static char beenhere = 0;

  if (!beenhere) {
    beenhere = 1;
    fluid_prefs.getUserdataPath(name, sizeof(name));
    strlcat(name, "cut_buffer", sizeof(name));
    // getUserdataPath zeros the "name" buffer...
  }

  return name;
}

void copy_cb(Fl_Widget*, void*) {
  if (!Fl_Type::current) 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) return;
  ipasteoffset = 0;
  Fl_Type *p = Fl_Type::current->parent;
  while (p && p->selected) p = p->parent;
  if (!write_file(cutfname(),1)) {
    fl_message("Can't write %s: %s", cutfname(), strerror(errno));
    return;
  }
  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;
  if (!read_file(cutfname(), 1)) {
    fl_message("Can't read %s: %s", cutfname(), strerror(errno));
  }
  pasteoffset = 0;
  ipasteoffset += 10;
  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 about_cb(Fl_Widget *, void *) {
  if (!about_panel) make_about_panel();
  display_group->show();
  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 *) {