/
fluid.cxx
2338 lines (1990 loc) · 64 KB
/
fluid.cxx
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//
// "$Id$"
//
// FLUID main entry for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2009 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 on the following page:
//
// http://www.fltk.org/str.php
//
#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 <sys/stat.h>
#include <time.h> // time(), localtime(), etc.
#include "../src/flstring.h"
#include "alignment_panel.h"
#include "function_panel.h"
#include "template_panel.h"
#if !defined(WIN32) || defined(__CYGWIN__)
# include "print_panel.cxx"
#endif // !WIN32 || __CYGWIN__
#if defined(WIN32) && !defined(__CYGWIN__)
# include <direct.h>
# include <windows.h>
# include <io.h>
# include <fcntl.h>
# include <commdlg.h>
# include <FL/x.H>
# ifndef __WATCOMC__
// Visual C++ 2005 incorrectly displays a warning about the use of POSIX APIs
// on Windows, which is supposed to be POSIX compliant...
# define access _access
# define chdir _chdir
# define getcwd _getcwd
# endif // !__WATCOMC__
#else
# include <unistd.h>
#endif
#ifdef __EMX__
# include <X11/Xlibint.h>
#endif
#include "about_panel.h"
#include "undo.h"
#include "Fl_Type.h"
extern "C"
{
#if defined(HAVE_LIBPNG) && defined(HAVE_LIBZ)
# include <zlib.h>
# ifdef HAVE_PNG_H
# include <png.h>
# else
# include <libpng/png.h>
# endif // HAVE_PNG_H
#endif // HAVE_LIBPNG && HAVE_LIBZ
}
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;
int show_comments = 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;
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 save_cb(Fl_Widget *, void *v) {
const char *c = filename;
if (v || !c || !*c) {
fl_file_chooser_ok_label("Save");
c=fl_file_chooser("Save To:", "FLUID Files (*.f[ld])", c);
fl_file_chooser_ok_label(NULL);
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;
}
if (v != (void *)2) set_filename(c);
}
if (!write_file(c)) {
fl_alert("Error writing %s: %s", c, strerror(errno));
return;
}
if (v != (void *)2) {
set_modflag(0);
undo_save = undo_current;
}
}
void save_template_cb(Fl_Widget *, void *) {
// Setup the template panel...
if (!template_panel) make_template_panel();
template_clear();
template_browser->add("New Template");
template_load();
template_name->show();
template_name->value("");
template_instance->hide();
template_delete->show();
template_delete->deactivate();
template_submit->label("Save");
template_submit->deactivate();
template_panel->label("Save Template");
// Show the panel and wait for the user to do something...
template_panel->show();
while (template_panel->shown()) Fl::wait();
// Get the template name, return if it is empty...
const char *c = template_name->value();
if (!c || !*c) return;
// Convert template name to filename_with_underscores
char safename[1024], *safeptr;
strlcpy(safename, c, sizeof(safename));
for (safeptr = safename; *safeptr; safeptr ++) {
if (isspace(*safeptr)) *safeptr = '_';
}
// Find the templates directory...
char filename[1024];
fluid_prefs.getUserdataPath(filename, sizeof(filename));
strlcat(filename, "templates", sizeof(filename));
#if defined(WIN32) && !defined(__CYGWIN__)
if (access(filename, 0)) mkdir(filename);
#else
if (access(filename, 0)) mkdir(filename, 0777);
#endif // WIN32 && !__CYGWIN__
strlcat(filename, "/", sizeof(filename));
strlcat(filename, safename, sizeof(filename));
char *ext = filename + strlen(filename);
if (ext >= (filename + sizeof(filename) - 5)) {
fl_alert("The template name \"%s\" is too long!", c);
return;
}
// Save the .fl file...
strcpy(ext, ".fl");
if (!access(filename, 0)) {
if (fl_choice("The template \"%s\" already exists.\n"
"Do you want to replace it?", "Cancel",
"Replace", NULL, c) == 0) return;
}
if (!write_file(filename)) {
fl_alert("Error writing %s: %s", filename, strerror(errno));
return;
}
#if defined(HAVE_LIBPNG) && defined(HAVE_LIBZ)
// Get the screenshot, if any...
Fl_Type *t;
for (t = Fl_Type::first; t; t = t->next) {
// Find the first window...
if (t->is_window()) break;
}
if (!t) return;
// Grab a screenshot...
Fl_Window_Type *wt = (Fl_Window_Type *)t;
uchar *pixels;
int w, h;
if ((pixels = wt->read_image(w, h)) == NULL) return;
// Save to a PNG file...
strcpy(ext, ".png");
FILE *fp;
if ((fp = fopen(filename, "wb")) == NULL) {
delete[] pixels;
fl_alert("Error writing %s: %s", filename, strerror(errno));
return;
}
png_structp pptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, 0, 0, 0);
png_infop iptr = png_create_info_struct(pptr);
png_bytep ptr = (png_bytep)pixels;
png_init_io(pptr, fp);
png_set_IHDR(pptr, iptr, w, h, 8, PNG_COLOR_TYPE_RGB, PNG_INTERLACE_NONE,
PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT);
png_set_sRGB(pptr, iptr, PNG_sRGB_INTENT_PERCEPTUAL);
png_write_info(pptr, iptr);
for (int i = h; i > 0; i --, ptr += w * 3) {
png_write_row(pptr, ptr);
}
png_write_end(pptr, iptr);
png_destroy_write_struct(&pptr, &iptr);
fclose(fp);
# if 0 // The original PPM output code...
strcpy(ext, ".ppm");
fp = fopen(filename, "wb");
fprintf(fp, "P6\n%d %d 255\n", w, h);
fwrite(pixels, w * h, 3, fp);
fclose(fp);
# endif // 0
delete[] pixels;
#endif // HAVE_LIBPNG && HAVE_LIBZ
}
void revert_cb(Fl_Widget *,void *) {
if (modflag) {
if (!fl_choice("This user interface has been changed. Really revert?",
"Cancel", "Revert", NULL)) return;
}
undo_suspend();
if (!read_file(filename, 0)) {
undo_resume();
fl_message("Can't read %s: %s", filename, strerror(errno));
return;
}
undo_resume();
set_modflag(0);
undo_clear();
}
void exit_cb(Fl_Widget *,void *) {
if (modflag)
switch (fl_choice("Do you want to save changes to this user\n"
"interface before exiting?", "Cancel",
"Save", "Don't Save"))
{
case 0 : /* 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 (sourceview_panel) {
Fl_Preferences svp(fluid_prefs, "sourceview");
svp.set("autorefresh", sv_autorefresh->value());
svp.set("autoposition", sv_autoposition->value());
svp.set("tab", sv_tab->find(sv_tab->value()));
save_position(sourceview_panel,"sourceview_pos");
delete sourceview_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 0 : /* 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?", "Cancel",
"Save", "Don't Save"))
{
case 0 : /* Cancel */
return;
case 1 : /* Save */
save_cb(NULL, NULL);
if (modflag) return; // Didn't save!
}
}
const char *c;
const char *oldfilename;
fl_file_chooser_ok_label("Open");
c = fl_file_chooser("Open:", "FLUID Files (*.f[ld])", filename);
fl_file_chooser_ok_label(NULL);
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) set_modflag(modflag);
return;
}
undo_resume();
if (v) {
// Inserting a file; restore the original filename...
free((void *)filename);
filename = oldfilename;
set_modflag(1);
} 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?", "Cancel",
"Save", "Don't Save"))
{
case 0 : /* 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) {
// Check if the current file has been modified...
if (!v && modflag) {
// Yes, ask the user what to do...
switch (fl_choice("Do you want to save changes to this user\n"
"interface before creating a new one?", "Cancel",
"Save", "Don't Save"))
{
case 0 : /* Cancel */
return;
case 1 : /* Save */
save_cb(NULL, NULL);
if (modflag) return; // Didn't save!
}
}
// Setup the template panel...
if (!template_panel) make_template_panel();
template_clear();
template_browser->add("Blank");
template_load();
template_name->hide();
template_name->value("");
template_instance->show();
template_instance->deactivate();
template_instance->value("");
template_delete->hide();
template_submit->label("New");
template_submit->deactivate();
template_panel->label("New");
// Show the panel and wait for the user to do something...
template_panel->show();
while (template_panel->shown()) Fl::wait();
// See if the user chose anything...
int item = template_browser->value();
if (item < 1) return;
// Clear the current data...
delete_all();
set_filename(NULL);
// Load the template, if any...
const char *tname = (const char *)template_browser->data(item);
if (tname) {
// Grab the instance name...
const char *iname = template_instance->value();
if (iname && *iname) {
// Copy the template to a temp file, then read it in...
char line[1024], *ptr, *next;
FILE *infile, *outfile;
if ((infile = fopen(tname, "r")) == NULL) {
fl_alert("Error reading template file \"%s\":\n%s", tname,
strerror(errno));
set_modflag(0);
undo_clear();
return;
}
if ((outfile = fopen(cutfname(1), "w")) == NULL) {
fl_alert("Error writing buffer file \"%s\":\n%s", cutfname(1),
strerror(errno));
fclose(infile);
set_modflag(0);
undo_clear();
return;
}
while (fgets(line, sizeof(line), infile)) {
// Replace @INSTANCE@ with the instance name...
for (ptr = line; (next = strstr(ptr, "@INSTANCE@")) != NULL; ptr = next + 10) {
fwrite(ptr, next - ptr, 1, outfile);
fputs(iname, outfile);
}
fputs(ptr, outfile);
}
fclose(infile);
fclose(outfile);
undo_suspend();
read_file(cutfname(1), 0);
unlink(cutfname(1));
undo_resume();
} else {
// No instance name, so read the template without replacements...
undo_suspend();
read_file(tname, 0);
undo_resume();
}
}
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);
}
}
}
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;
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));
}
unlink(cutfname(1));
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("main.html");
}
////////////////////////////////////////////////////////////////
#if defined(WIN32) && !defined(__CYGWIN__)
// Draw a shaded box...
static void win_box(int x, int y, int w, int h) {
fl_color(0xc0, 0xc0, 0xc0);
fl_rectf(x, y, w, h);
fl_color(0, 0, 0);
fl_rect(x, y, w, h);
fl_color(0xf0, 0xf0, 0xf0);
fl_rectf(x + 1, y + 1, 4, h - 2);
fl_rectf(x + 1, y + 1, w - 2, 4);
fl_color(0x90, 0x90, 0x90);
fl_rectf(x + w - 5, y + 1, 4, h - 2);
fl_rectf(x + 1, y + h - 5, w - 2, 4);
}
// Load and show the print dialog...
void print_menu_cb(Fl_Widget *, void *) {
PRINTDLG dialog; // Print dialog
DOCINFO docinfo; // Document info
int first, last; // First and last page
int page; // Current page
int winpage; // Current window page
int num_pages; // Number of pages
Fl_Type *t; // Current widget
int num_windows; // Number of windows
Fl_Window_Type *windows[1000]; // Windows to print
// Show print dialog...
for (t = Fl_Type::first, num_pages = 0; t; t = t->next) {
if (t->is_window()) num_pages ++;
}
memset(&dialog, 0, sizeof(dialog));
dialog.lStructSize = sizeof(dialog);
dialog.hwndOwner = fl_xid(main_window);
dialog.Flags = PD_ALLPAGES |
PD_RETURNDC;
dialog.nFromPage = 1;
dialog.nToPage = num_pages;
dialog.nMinPage = 1;
dialog.nMaxPage = num_pages;
dialog.nCopies = 1;
if (!PrintDlg(&dialog)) return;
// Get the base filename...
const char *basename = strrchr(filename, '/');
if (basename) basename ++;
else basename = filename;
// Do the print job...
memset(&docinfo, 0, sizeof(docinfo));
docinfo.cbSize = sizeof(docinfo);
docinfo.lpszDocName = basename;
StartDoc(dialog.hDC, &docinfo);
// Figure out how many pages we'll have to print...
if (dialog.Flags & PD_PAGENUMS) {
// Get from and to page numbers...
first = dialog.nFromPage;
last = dialog.nToPage;
if (first > last) {
// Swap first/last page
page = first;
first = last;
last = page;
}
} else {
// Print everything...
first = 1;
last = dialog.nMaxPage;
}
for (t = Fl_Type::first, num_windows = 0, winpage = 0; t; t = t->next) {
if (t->is_window()) {
winpage ++;
windows[num_windows] = (Fl_Window_Type *)t;
num_windows ++;
#if 0
if (dialog.Flags & PD_ALLPAGES) num_windows ++;
else if ((dialog.Flags & PD_PAGENUMS) && winpage >= first &&
winpage <= last) num_windows ++;
else if ((dialog.Flags & PD_SELECTION) && t->selected) num_windows ++;
#endif // 0
}
}
num_pages = num_windows;
// Figure out the page size and margins...
int width, length; // Size of page
int xdpi, ydpi; // Output resolution
char buffer[1024];
width = GetDeviceCaps(dialog.hDC, HORZRES);
length = GetDeviceCaps(dialog.hDC, VERTRES);
xdpi = GetDeviceCaps(dialog.hDC, LOGPIXELSX);
ydpi = GetDeviceCaps(dialog.hDC, LOGPIXELSY);
// fl_message("width=%d, length=%d, xdpi=%d, ydpi=%d, num_windows=%d\n",
// width, length, xdpi, ydpi, num_windows);
HDC save_dc = fl_gc;
HWND save_win = fl_window;
int fontsize = 14 * ydpi / 72;
fl_gc = dialog.hDC;
fl_window = (HWND)dialog.hDC;
fl_push_no_clip();
// Get the time and date...
time_t curtime = time(NULL);
struct tm *curdate = localtime(&curtime);
char date[1024];
strftime(date, sizeof(date), "%c", curdate);
// Print each of the windows...
for (winpage = 0; winpage < num_windows; winpage ++) {
// Draw header...
StartPage(dialog.hDC);
fl_font(FL_HELVETICA_BOLD, fontsize);