fltk/fluid/template_panel.fl

# data file for the Fltk User Interface Designer (fluid)
version 1.0400
header_name {.h}
code_name {.cxx}
snap {
  ver 1
  current_suite FLTK
  current_preset 1
}
comment {//
// FLUID template support for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2020 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file.  If this
// file is missing or damaged, see the license at:
//
//     https://www.fltk.org/COPYING.php
//
// Please see the following page on how to report bugs and issues:
//
//     https://www.fltk.org/bugs.php
//
} {in_source in_header
}

decl {\#include "fluid.h"} {private local
}

decl {\#include <FL/Fl_Shared_Image.H>} {private local
}

decl {\#include <FL/fl_ask.H>} {private local
}

decl {\#include <FL/fl_string_functions.h>} {private local
}

decl {\#include <FL/filename.H>} {private local
}

decl {\#include "../src/flstring.h"} {private local
}

decl {\#include <stdio.h>} {private local
}

decl {\#include <stdlib.h>} {private local
}

decl {\#include <errno.h>} {private local
}

declblock {\#if defined(_WIN32) && !defined(__CYGWIN__)} {after {\#endif // _WIN32 && !__CYGWIN__}
} {
  decl {\#include <io.h>} {private local
  }
  decl {\#else} {private local
  }
  decl {\#include <unistd.h>} {private local
  }
}

Function {make_template_panel()} {open
} {
  Fl_Window template_panel {
    label {New/Save Template}
    callback {Fl_Shared_Image *img = (Fl_Shared_Image *)template_preview->image();
if (img) img->release();
template_preview->image(0);

template_browser->deselect();
template_name->value("");
template_instance->value("");
template_panel->hide();}
    xywh {478 284 460 355} type Double resizable modal visible
  } {
    Fl_Browser template_browser {
      label {Available Templates:}
      callback {if (Fl::event_clicks()) {
  template_panel->hide();
  return;
}
Fl_Shared_Image *img = (Fl_Shared_Image *)template_preview->image();
if (img) img->release();
template_preview->image(0);
template_preview->redraw();

int item = template_browser->value();

if (item <= 1) template_instance->deactivate();
else template_instance->activate();

if (item < 1) {
  template_submit->deactivate();
  template_delete->deactivate();
  return;
}

template_submit->activate();

const char *flfile = (const char *)template_browser->data(item);
if (!flfile) {
  template_delete->deactivate();
  return;
}

template_name->value(template_browser->text(item));

template_delete->activate();

char pngfile[1024], *ext;

strlcpy(pngfile, flfile, sizeof(pngfile));
if ((ext = strrchr(pngfile, '.')) == NULL) return;
strcpy(ext, ".png");

img = Fl_Shared_Image::get(pngfile);

if (img) {
  template_preview->image(img);
  template_preview->redraw();
}}
      xywh {10 28 180 250} type Hold labelfont 1 align 5 when 3
    }
    Fl_Box template_preview {
      xywh {200 28 250 250} box THIN_DOWN_BOX align 85 resizable
    }
    Fl_Input template_name {
      label {Template Name:}
      callback {if (strlen(template_name->value())) {
  template_submit->activate();
  if (Fl::event_key() == FL_Enter) template_panel->hide();
} else template_submit->deactivate();}
      xywh {198 288 252 25} labelfont 1 when 3 textfont 4
    }
    Fl_Input template_instance {
      label {Instance Name:}
      xywh {198 288 252 25} labelfont 1 textfont 4 hide
    }
    Fl_Group {} {
      xywh {10 323 440 25}
    } {
      Fl_Button template_delete {
        label {Delete Template}
        callback template_delete_cb
        xywh {10 323 143 25}
      }
      Fl_Box {} {
        xywh {153 323 126 25} resizable
      }
      Fl_Button {} {
        label Cancel
        callback {Fl_Shared_Image *img = (Fl_Shared_Image *)template_preview->image();
if (img) img->release();
template_preview->image(0);

template_browser->deselect();
template_name->value("");
template_instance->value("");
template_panel->hide();}
        xywh {289 323 72 25}
      }
      Fl_Return_Button template_submit {
        label Save
        callback {Fl_Shared_Image *img = (Fl_Shared_Image *)template_preview->image();
if (img) img->release();
template_preview->image(0);

template_panel->hide();}
        xywh {371 323 79 25}
      }
    }
  }
}

Function {template_clear()} {return_type void
} {
  code {int i;
void *filename;

for (i = 1; i <= template_browser->size(); i ++) {
  if ((filename = template_browser->data(i)) != NULL) free(filename);
}

template_browser->deselect();
template_browser->clear();} {}
}

Function {template_delete_cb(Fl_Button *, void *)} {return_type void
} {
  code {int item = template_browser->value();
if (item < 1) return;

const char *name = template_browser->text(item);
const char *flfile = (const char *)template_browser->data(item);
if (!flfile) return;

if (!fl_choice("Are you sure you want to delete the template \\"%s\\"?",
               "Cancel", "Delete", 0, name)) return;

if (fl_unlink(flfile)) {
  fl_alert("Unable to delete template \\"%s\\":\\n%s", name, strerror(errno));
  return;
}

template_browser->remove(item);
template_browser->do_callback();} {}
}

Function {template_load()} {open return_type void
} {
  code {int i;
char name[1024], filename[1400], path[1024], *ptr;
struct dirent **files;
int num_files;

fluid_prefs.getUserdataPath(path, sizeof(path));
strlcat(path, "templates", sizeof(path));

int sample_templates_generated = 0;
fluid_prefs.get("sample_templates_generated", sample_templates_generated, 0);

if (!sample_templates_generated) {
  strcpy(filename, path);
  strcat(filename, "/FLTK_License.fl");
  FILE *f = fopen(filename, "wb");
  if (f) {
    fputs(
"\# data file for the Fltk User Interface Designer (fluid)\\nversion 1.0400\\nheader_name {.h}\\n"
"code_name {.cxx}\\ncomment {//\\n// @INSTANCE@ for the Fast Light Tool Kit (FLT"
"K).\\n//\\n// Copyright 1998-2023 by Bill Spitzak and others.\\n//\\n// This library is free sof"
"tware. Distribution and use rights are outlined in\\n// the file \\"COPYING\\" which should have "
"been included with this file.  If this\\n// file is missing or damaged, see the license at:\\n"
"//\\n//     https://www.fltk.org/COPYING.php\\n//\\n// Please see the following page on how to report "
"bugs and issues:\\n//\\n//     https://www.fltk.org/bugs.php\\n//\\n} {selected in_source in_head"
"er\\n}\\n", f);
    fclose(f);
  }
  sample_templates_generated = 1;
  fluid_prefs.set("sample_templates_generated", sample_templates_generated);
  fluid_prefs.flush();
}

num_files = fl_filename_list(path, &files);

for (i = 0; i < num_files; i ++) {
  if (fl_filename_match(files[i]->d_name, "*.fl")) {
    // Format the name as the filename with "_" replaced with " "
    // and without the trailing ".fl"...
    strlcpy(name, files[i]->d_name, sizeof(name));
    *strstr(name, ".fl") = '\\0';

    for (ptr = name; *ptr; ptr ++) {
      if (*ptr == '_') *ptr = ' ';
    }

    // Add the template to the browser...
    snprintf(filename, sizeof(filename), "%s/%s", path, files[i]->d_name);
    template_browser->add(name, fl_strdup(filename));
  }

  free(files[i]);
}

if (num_files > 0) free(files);} {selected
  }
}