gitkLayout.c

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#include "config.h"

#include <glib.h>
#include <stdio.h>

#include <libgitk/gitk.h>

gboolean ret=TRUE;

//== global event handler ======================================================

gboolean global_on_close(GitkDialogPtr dialog,gchar *widget_id,GitkEventPtr event,gpointer user_data) {
  gitk_log("global_on_close()");
  return(TRUE);
}

//== main dialog ===============================================================

gboolean main_on_clicked(gpointer dialog,gchar *widget_id,GitkEventPtr event,gpointer user_data) {
  gitk_log1("main_on_clicked(\"%s\")",widget_id);
  if(!strcmp(widget_id,"Okay")) {
    gitk_event_loop_end();
    ret=TRUE;
    return(TRUE);
  }
  else if(!strcmp(widget_id,"Cancel")) {
    gitk_event_loop_end();
    ret=FALSE;
    return(TRUE);
  }
  return(FALSE);
}

gboolean main_show(gchar *dialog_filename) {
  gboolean result=FALSE;
  gpointer dialog;
  gchar *dialog_filepath=NULL;

  dialog_filepath=g_new(char,strlen(GIML_ROOT_PATH)+strlen(dialog_filename)+1);
  strcpy(dialog_filepath,GIML_ROOT_PATH);
  strcat(dialog_filepath,dialog_filename);
  gitk_log1("dialog filepath is \"%s\"",dialog_filepath);

  if((dialog=gitk_dialog_new_from_file(dialog_filepath))) {
    gitk_log("dialog parsed");
    if(gitk_dialog_show(dialog,FALSE)) {
      //-- main callbacks *just rty to connect them - they might not exist)
      gitk_dialog_attach_callback(dialog,"Okay",GITK_EVENT_TYPE_ON_CLICKED,NULL,main_on_clicked);
      gitk_dialog_attach_callback(dialog,"Cancel",GITK_EVENT_TYPE_ON_CLICKED,NULL,main_on_clicked);
      //-- start event loop
      gitk_log("run");
      gitk_event_loop_start();
      gitk_log("hiding");
      gitk_dialog_hide(dialog);
      gitk_log("dialog done");
      result=TRUE;
    }
    else {
      //-- couldn't happen
      gitk_dialog_free(dialog);
    }
  }
  else {
    gitk_printf(_("error parsing dialog => %d : %s\n"),gitk_get_error_code(),gitk_get_error_str());
  }
  g_free(dialog_filepath);
  return(result);
}

//== main ======================================================================

int main(int argc, char **argv) {
  guint logger_id;
  guint i;
  gboolean info_only = FALSE;
  gboolean info_help=FALSE, info_version=FALSE;
  gchar *dialog_filename=NULL;

  logger_id=g_log_set_handler(G_LOG_DOMAIN,G_LOG_LEVEL_DEBUG|G_LOG_LEVEL_MESSAGE|G_LOG_LEVEL_WARNING|G_LOG_LEVEL_ERROR, gitk_log_handler, NULL);
  gitk_log("-- beg -----------------------");
  gitk_log1("prog : %s",argv[0]);

#ifdef ENABLE_NLS
  {
    gchar *_locale;
    //-- at programm startup locale will be set to "C", this initialises it to the env-var
    //_locale=setlocale(LC_ALL, "de");
    _locale=setlocale(LC_ALL,"");
    bindtextdomain(PACKAGE,LOCALEDIR);
    bind_textdomain_codeset(PACKAGE,"UTF-8");
    textdomain(PACKAGE);
    gitk_log3("\"%s\" NLS enabled for domain \"%s\" in dir \"%s\"",(_locale?_locale:"-"),PACKAGE,LOCALEDIR);
  }
#endif

  //-- process commandline args
  for(i=1;i<(guint)argc;i++) {
    if(!strcmp("--help", argv[i]) || !strcmp("-h", argv[i])) {
      info_only=info_help=TRUE;
    }
    else if(!strcmp("--version", argv[i])) {
      info_only=info_version=TRUE;
    } 
    else if(!strncmp("--", argv[i],2)) {
      if(!strchr(argv[i],(int)'=')) i++;
    }
    else {
      dialog_filename=argv[i];
      gitk_log1("dialog filename is \"%s\"",dialog_filename);
    }
  }
  if(info_help) {
    gitk_printf(_("Usage: %s [OPTION]... giml-dialog-file\n\n"),argv[0]);
    gitk_puts(_("A demo application for the GITK (Generalized Interface ToolKit - see http://gitk.sf.net)."));
    gitk_puts(_("It is able to present arbitrary GIML dialog description files.\n"));
    gitk_puts(_("  -h, --help\t\t\tthis help screen"));
    gitk_puts(_("      --version\t\t\tshow program version"));
    putchar('\n');
  }
  if(info_version) printf(PACKAGE_NAME"::%s: version "PACKAGE_VERSION" by "PACKAGE_BUGREPORT"\n",argv[0]); 

  //-- init gitk
  gitk_init((guint *)&argc,&argv,PACKAGE,LOCALEDIR);
  gitk_log("init ok");

  if(!info_only && dialog_filename!=NULL) {
    //-- global callbacks
    gitk_dialog_attach_callback(NULL,NULL,GITK_EVENT_TYPE_ON_CLOSE,NULL,global_on_close);

    main_show(dialog_filename);
  }
  //-- done gitk
  gitk_done();
  gitk_log("-- end -----------------------\n\n");
  g_log_remove_handler(G_LOG_DOMAIN,logger_id);
  return(EXIT_SUCCESS);
}

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