C++ IupSetfAttribute函数代码示例

// Runs geocode hostip callback
static int _run_geocode(/*@[email protected]*/ Ihandle *ih)
{
    float lat,lon;
    char city[100];

    // Check if controls have been created
    if( (lbl_status==NULL)
            || (list_method==NULL)
            || (edt_lat==NULL)
            || (edt_lon==NULL) ) {
        LOG(LOGERR,_("Function called without GUI!"));
        return IUP_DEFAULT;
    }

    LOG(LOGVERBOSE,_("Running geocode subfunction."));
    IupSetAttribute(run_task,"RUN","NO");
    IupSetAttribute(list_method,"VISIBLE","YES");
    IupSetAttribute(list_method,"VALUE","0");
    if(!location_geocode_hostip(&lat,&lon,city,100)) {
        IupSetAttribute(lbl_status,"APPEND",_("Unable to download data"));
        return IUP_DEFAULT;
    }

    IupSetfAttribute(lbl_status,"APPEND",_("city: %s"),city);
    IupSetfAttribute(lbl_status,"APPEND",_("lat/lon: %.2f,%.2f"),lat,lon);
    IupSetAttribute(lbl_status,"APPEND",_("Go to http://www.hostip.info/ to correct"));
    IupSetfAttribute(edt_lat,"VALUE","%f",lat);
    IupSetfAttribute(edt_lon,"VALUE","%f",lon);
    return IUP_DEFAULT;
}

int iupdrvOpen(int *argc, char ***argv)
{
  char* value;

  if (!gtk_init_check(argc, argv))
    return IUP_ERROR;

#if defined(IUPGTK_DEBUG)
  g_log_set_default_handler(iupgtk_log, NULL);
#endif

  IupSetGlobal("DRIVER", "GTK");

  IupStoreGlobal("SYSTEMLANGUAGE", pango_language_to_string(gtk_get_default_language()));

  /* driver system version */
  IupSetfAttribute(NULL, "GTKVERSION", "%d.%d.%d", gtk_major_version, 
                                                   gtk_minor_version, 
                                                   gtk_micro_version);
  IupSetfAttribute(NULL, "GTKDEVVERSION", "%d.%d.%d", GTK_MAJOR_VERSION, 
                                                      GTK_MINOR_VERSION, 
                                                      GTK_MICRO_VERSION);

  gtkSetGlobalAttrib();

  gtkSetGlobalColors();

  IupSetGlobal("SHOWMENUIMAGES", "YES");

  value = getenv("UBUNTU_MENUPROXY");  /* for now only in Ubuntu */
  if (value && (iupStrEqualNoCase(value, "libappmenu.so") || iupStrEqualNoCase(value, "1")))
    IupSetGlobal("GLOBALMENU", "Yes");
  
  return IUP_NOERROR;
}

static void iScrollBoxLayoutUpdate(Ihandle* ih)
{
  int dx = ih->currentwidth, 
      dy = ih->currentheight;

  /* already updated the canvas layout, 
     so just have to update the scrollbars and child. */

  /* if child is greater than scrollbox, has scrollbars
     but this affects the oposite direction */

  if (ih->firstchild->currentwidth > ih->currentwidth)
    dy -= iupdrvGetScrollbarSize();

  if (ih->firstchild->currentheight > ih->currentheight)
    dx -= iupdrvGetScrollbarSize();

  IupSetfAttribute(ih, "DX", "%d", dx);
  IupSetfAttribute(ih, "DY", "%d", dy);

  if (ih->firstchild)
  {
    iScrollBoxUpdatePosition(ih, IupGetFloat(ih, "POSX"), IupGetFloat(ih, "POSY"));
    iupLayoutUpdate(ih->firstchild);
  }
}

static int iValSetTypeAttrib(Ihandle* ih, const char *value)
{
  int min_w, min_h;

  /* valid only before map */
  if (ih->handle)
    return 0;

  iupdrvValGetMinSize(ih, &min_w, &min_h);

  if (iupStrEqualNoCase(value, "VERTICAL"))
  {
    /* val natural vertical size is MinWx100 */
    IupSetfAttribute(ih, "RASTERSIZE", "%dx%d", min_w, 100);
    ih->data->type = IVAL_VERTICAL;
  }
  else /* "HORIZONTAL" */
  {
    /* val natural horizontal size is 100xMinH */
    IupSetfAttribute(ih, "RASTERSIZE", "%dx%d", 100, min_h);
    ih->data->type = IVAL_HORIZONTAL;
  }

  return 0; /* do not store value in hash table */
}

int iupdrvOpen(int *argc, char ***argv)
{
  GtkStyle* style;

  if (!gtk_init_check(argc, argv))
    return IUP_ERROR;
  
  IupSetGlobal("DRIVER", "GTK");

  IupStoreGlobal("SYSTEMLANGUAGE", pango_language_to_string(gtk_get_default_language()));

  /* driver system version */
  IupSetfAttribute(NULL, "GTKVERSION", "%d.%d.%d", gtk_major_version, 
                                                   gtk_minor_version, 
                                                   gtk_micro_version);
  IupSetfAttribute(NULL, "GTKDEVVERSION", "%d.%d.%d", GTK_MAJOR_VERSION, 
                                                      GTK_MINOR_VERSION, 
                                                      GTK_MICRO_VERSION);

  gtkSetDrvGlobalAttrib();

  style = gtk_style_new();
  iupgtkUpdateGlobalColors(style);
  IupSetGlobal("_IUP_RESET_GLOBALCOLORS", "YES");  /* will update the global colors when the first dialog is mapped */
  g_object_unref(style);

  return IUP_NOERROR;
}

// Address lookup function
static int _address_lookup(/*@[email protected]*/ Ihandle *ih) {
    char *result = IupGetAttribute(edt_address,"VALUE");
    float lat,lon;
    char city[100];
    int rescode;

    if( result == NULL )
        return IUP_DEFAULT;

    IupSetAttribute(list_method,"VISIBLE","YES");
    IupSetAttribute(list_method,"VALUE","0");
    IupSetAttribute(lbl_status,"VALUE","");
    IupSetfAttribute(lbl_status,"APPEND",
                     _("Downloading info, this may be slow..."));
    rescode=location_address_lookup(result,&lat,&lon,city,100);
    // Destroy address box
    if( hbox_address )
        IupDestroy(hbox_address);
    hbox_address = btn_address = edt_address = NULL;
    if( dialog_location )
        IupRefresh(dialog_location);
    if(!rescode) {
        IupSetAttribute(lbl_status,"APPEND",_("Unable to download data"));
        return IUP_DEFAULT;
    }

    IupSetfAttribute(lbl_status,"APPEND",_("city: %s"),city);
    IupSetfAttribute(lbl_status,"APPEND",_("lat/lon: %.2f,%.2f"),lat,lon);
    IupSetfAttribute(edt_lat,"VALUE","%f",lat);
    IupSetfAttribute(edt_lon,"VALUE","%f",lon);

    return IUP_DEFAULT;
}

Ihandle* IupImage (int width, int height, const unsigned char *pixmap)
{
  Ihandle *n = iupTreeCreateNode(NULL);
  type(n) = IMAGE_;
  IupSetfAttribute(n,IUP_WIDTH,"%u", width);
  IupSetfAttribute(n,IUP_HEIGHT,"%u", height);
  IupSetAttribute(n,"BPP","8");
  IupSetAttribute(n,"CHANNELS","1");
  image_data(n) = (char *) malloc (width*height);
  if (image_data(n) && pixmap)
    memcpy (image_data(n),pixmap,width*height);
  return n;
}

int save_image_cb(void)
{
	if(gc.image == NULL) {

		IupSetfAttribute(gc.msgbar, "TITLE", "There's no image to save");
		return IUP_DEFAULT;
	}

	image_copy = imgCopy(gc.image);
	IupSetfAttribute(gc.msgbar, "TITLE", "State of the image saved"); 

    return IUP_DEFAULT;
}

int time_cb(void)
{
  float value = IupGetFloat(progressbar1, "VALUE");
  value += increment;
  if (value > 1) value = 0; /* start over */
  IupSetfAttribute(progressbar1, "VALUE", "%g", (double)value);

  value = IupGetFloat(progressbar2, "VALUE");
  value += increment*50;
  if (value > 50) value = 0; /* start over */
  IupSetfAttribute(progressbar2, "VALUE", "%g", (double)value);
  return IUP_DEFAULT;
}

static void iScrollBoxLayoutUpdate(Ihandle* ih)
{
  int w, h;
  IupGetIntInt(ih, "DRAWSIZE", &w, &h);
  IupSetfAttribute(ih, "DX", "%d", w);
  IupSetfAttribute(ih, "DY", "%d", h);

  if (ih->firstchild)
  {
    iScrollBoxUpdatePosition(ih, IupGetFloat(ih, "POSX"), IupGetFloat(ih, "POSY"));
    iupLayoutUpdate(ih->firstchild);
  }
}

int resize_cb(Ihandle *ih, int w, int h)
{
  /* update page size, it is always the client size of the canvas */
  IupSetfAttribute(ih, "DX", "%d", w);
  IupSetfAttribute(ih, "DY", "%d", h);
  
  if (!cdcanvas)
    return IUP_DEFAULT;

  /* update CD canvas size */
  cdCanvasActivate(cdcanvas);
  return IUP_DEFAULT;
}

static void print_value(Ihandle *ih, double a)
{
  char *type = IupGetAttribute(ih, "TYPE");

  switch(type[0])
  {
    case 'V':
      IupSetfAttribute(lbl_v, "TITLE", "VALUE=%.2f", a);
      break;
    case 'H':
      IupSetfAttribute(lbl_h, "TITLE", "VALUE=%.2f", a);
      break;
  }
}

int load_image_cb(void) {

	if(image_copy == NULL) {

		IupSetfAttribute(gc.msgbar, "TITLE", "There's no copy of image saved");
		return IUP_DEFAULT;
	}

	gc.image = imgCopy(image_copy);
	repaint_cb(gc.canvas);
	IupSetfAttribute(gc.msgbar, "TITLE", "Last state saved is loaded");

	return IUP_DEFAULT;
}

// List method changes
static int _list_method_cb(/*@[email protected]*/ Ihandle *ih,
                                        /*@[email protected]*/ char *text, int pos, int state) {
    if( state == 0 )
        return IUP_DEFAULT;
    if( !run_task )
        run_task = IupSetAtt(NULL,IupTimer(),"TIME","100",NULL);
    switch(pos) {
    case 1:
        LOG(LOGVERBOSE,_("Running geocode with hostip"));
        IupSetAttribute(lbl_status,"VALUE","");
        IupSetfAttribute(lbl_status,"APPEND",
                         _("Downloading info, this may be slow..."));
        (void)IupSetCallback(run_task,"ACTION_CB",(Icallback)_run_geocode);
        IupSetAttribute(run_task,"RUN","YES");
        IupSetAttribute(list_method,"VISIBLE","NO");
        break;
    case 2:
        LOG(LOGVERBOSE,_("Running geocode with geobytes"));
        IupSetAttribute(lbl_status,"VALUE","");
        IupSetfAttribute(lbl_status,"APPEND",
                         _("Downloading info, this may be slow..."));
        (void)IupSetCallback(run_task,"ACTION_CB",(Icallback)_run_geobytes);
        IupSetAttribute(run_task,"RUN","YES");
        IupSetAttribute(list_method,"VISIBLE","NO");
        break;
    case 3: {
        edt_address = IupSetAtt(NULL,IupText(NULL),
                                "VALUE","Enter Address...",
                                "EXPAND","HORIZONTAL",NULL);
        (void)IupSetCallback(edt_address,"GETFOCUS_CB",(Icallback)_address_clear);
        btn_address = IupSetAtt(NULL,IupButton(_("Lookup"),NULL),NULL);
        (void)IupSetCallback(btn_address,"ACTION",(Icallback)_address_lookup);
        hbox_address = IupHbox(edt_address,btn_address,NULL);
        if( (vbox_method!=NULL)
                && (hbox_address!=NULL)
                && (lbl_status!=NULL) )
            (void)IupInsert(vbox_method,lbl_status,hbox_address);
        else {
            LOG(LOGERR,_("Location search controls not created!"));
            return IUP_DEFAULT;
        }
        IupSetAttribute(list_method,"VISIBLE","NO");
        (void)IupMap(hbox_address);
        IupRefresh(hbox_address);
        break;
    }
    };
    return IUP_DEFAULT;
}

void iupmotCBcaret (Widget w, XtPointer client_data, XtPointer call_data)
{
   IFnii cb;
   Iwidgetdata *d = NULL;
   Ihandle *n;
   XmTextVerifyCallbackStruct* textverify = (XmTextVerifyCallbackStruct*)call_data;

   if (iupmot_incallback) return;

   XtVaGetValues (w, XmNuserData, &d, NULL);
   if (!d) return;
   n = d->ihandle;

   if (n == NULL) return;
   cb = (IFnii) IupGetCallback(n, "CARET_CB");
   if (cb)
   {
      int old_col, old_row, col, row=1;
      long int pos;

      pos = textverify->newInsert;

      if (type(n) == TEXT_ || (type(n) == LIST_ && iupCheck(n, "EDITBOX")==YES))
      {
        col = pos+1;
      }
      else /* MULTILINE_ */
      {
        long int linText, colText;
        char *str = XmTextGetString((Widget)handle(n));
        iupmotLincol( str, pos, &linText, &colText );
        row = linText;
        col = colText;
      }

      old_col = IupGetInt(n, "_IUPMOT_CARETCOL");
      old_row = IupGetInt(n, "_IUPMOT_CARETROW");
      if (row != old_row || col != old_col)
      {
        IupSetfAttribute(n, "_IUPMOT_CARETCOL", "%d", col);
        IupSetfAttribute(n, "_IUPMOT_CARETROW", "%d", row);

        iupmot_incallback = TRUE;
        if (cb(n, row, col) == IUP_CLOSE) 
          iupmot_exitmainloop = 1;
        iupmot_incallback = FALSE;
      }
   }
}