static int gtkCanvasSetDYAttrib(Ihandle* ih, const char *value)
{
if (ih->data->sb & IUP_SB_VERT)
{
double ymin, ymax, liney;
float dy;
int value_changed;
GtkAdjustment* sb_vert = gtk_scrolled_window_get_vadjustment(gtkCanvasGetScrolledWindow(ih));
if (!sb_vert) return 1;
if (!iupStrToFloat(value, &dy))
return 1;
ymin = iupAttribGetFloat(ih, "YMIN");
ymax = iupAttribGetFloat(ih, "YMAX");
if (!iupAttribGet(ih,"LINEY"))
{
liney = dy/10;
if (liney==0)
liney = 1;
}
else
liney = iupAttribGetFloat(ih,"LINEY");
#if GTK_CHECK_VERSION(2, 14, 0)
{
double page_size = dy;
double dvalue = gtk_adjustment_get_value(sb_vert);
value_changed = gtkCanvasCheckScroll(ymin, ymax, &page_size, &dvalue);
gtk_adjustment_configure(sb_vert, dvalue, ymin, ymax, liney, page_size, dy);
}
#else
sb_vert->lower = ymin;
sb_vert->upper = ymax;
sb_vert->step_increment = liney;
sb_vert->page_size = dy;
value_changed = gtkCanvasCheckScroll(ymin, ymax, &sb_vert->page_size, &sb_vert->value);
sb_vert->page_increment = sb_vert->page_size;
gtk_adjustment_changed(sb_vert);
#endif
if (value_changed)
gtk_adjustment_value_changed(sb_vert);
}
return 1;
}
static int gtkCanvasSetDXAttrib(Ihandle* ih, const char *value)
{
if (ih->data->sb & IUP_SB_HORIZ)
{
double xmin, xmax, linex;
float dx;
int value_changed;
GtkAdjustment* sb_horiz = gtk_scrolled_window_get_hadjustment(gtkCanvasGetScrolledWindow(ih));
if (!sb_horiz) return 1;
if (!iupStrToFloat(value, &dx))
return 1;
xmin = iupAttribGetFloat(ih, "XMIN");
xmax = iupAttribGetFloat(ih, "XMAX");
if (!iupAttribGet(ih,"LINEX"))
{
linex = dx/10;
if (linex==0)
linex = 1;
}
else
linex = iupAttribGetFloat(ih,"LINEX");
#if GTK_CHECK_VERSION(2, 14, 0)
{
double page_size = dx;
double dvalue = gtk_adjustment_get_value(sb_horiz);
value_changed = gtkCanvasCheckScroll(xmin, xmax, &page_size, &dvalue);
gtk_adjustment_configure(sb_horiz, dvalue, xmin, xmax, linex, page_size, dx);
}
#else
sb_horiz->lower = xmin;
sb_horiz->upper = xmax;
sb_horiz->step_increment = linex;
sb_horiz->page_size = dx;
value_changed = gtkCanvasCheckScroll(xmin, xmax, &sb_horiz->page_size, &sb_horiz->value);
sb_horiz->page_increment = sb_horiz->page_size;
gtk_adjustment_changed(sb_horiz);
#endif
if (value_changed)
gtk_adjustment_value_changed(sb_horiz);
}
return 1;
}
static int gtkCanvasSetDYAttrib(Ihandle* ih, const char *value)
{
if (ih->data->sb & IUP_SB_VERT)
{
double ymin, ymax, liney;
float dy;
int value_changed;
GtkAdjustment* sb_vert_adjust;
GtkWidget* sb_vert = (GtkWidget*)iupAttribGet(ih, "_IUPGTK_SBVERT");
if (!sb_vert) return 1;
if (!iupStrToFloat(value, &dy))
return 1;
ymin = iupAttribGetFloat(ih, "YMIN");
ymax = iupAttribGetFloat(ih, "YMAX");
if (!iupAttribGet(ih,"LINEY"))
{
liney = dy/10;
if (liney==0)
liney = 1;
}
else
liney = iupAttribGetFloat(ih,"LINEY");
sb_vert_adjust = gtk_range_get_adjustment(GTK_RANGE(sb_vert));
if (dy >= (ymax-ymin))
{
if (iupAttribGetBoolean(ih, "YAUTOHIDE"))
{
if (iupgtkIsVisible(sb_vert))
{
gtk_widget_hide(sb_vert);
gtkCanvasUpdateChildLayout(ih);
}
}
else
gtk_widget_set_sensitive(sb_vert, FALSE);
ih->data->posy = (float)ymin;
gtkCanvasAdjustmentSetValue(ih, sb_vert_adjust, ymin);
return 1;
}
else
{
if (!iupgtkIsVisible(sb_vert))
{
gtk_widget_show(sb_vert);
gtkCanvasUpdateChildLayout(ih);
}
gtk_widget_set_sensitive(sb_vert, TRUE);
}
#if GTK_CHECK_VERSION(2, 14, 0)
{
double page_size = dy;
double dvalue = gtk_adjustment_get_value(sb_vert_adjust);
value_changed = gtkCanvasCheckScroll(ymin, ymax, &page_size, &dvalue);
gtk_adjustment_configure(sb_vert_adjust, dvalue, ymin, ymax, liney, page_size, dy);
}
#else
{
sb_vert_adjust->lower = ymin;
sb_vert_adjust->upper = ymax;
sb_vert_adjust->step_increment = liney;
sb_vert_adjust->page_size = dy;
value_changed = gtkCanvasCheckScroll(ymin, ymax, &sb_vert_adjust->page_size, &sb_vert_adjust->value);
sb_vert_adjust->page_increment = sb_vert_adjust->page_size;
gtk_adjustment_changed(sb_vert_adjust);
}
#endif
if (value_changed)
gtk_adjustment_value_changed(sb_vert_adjust);
}
return 1;
}
static int gtkCanvasSetDXAttrib(Ihandle* ih, const char *value)
{
if (ih->data->sb & IUP_SB_HORIZ)
{
double xmin, xmax, linex;
float dx;
int value_changed;
GtkAdjustment* sb_horiz_adjust;
GtkWidget* sb_horiz = (GtkWidget*)iupAttribGet(ih, "_IUPGTK_SBHORIZ");
if (!sb_horiz) return 1;
if (!iupStrToFloat(value, &dx))
return 1;
xmin = iupAttribGetFloat(ih, "XMIN");
xmax = iupAttribGetFloat(ih, "XMAX");
if (!iupAttribGet(ih,"LINEX"))
{
linex = dx/10;
if (linex==0)
linex = 1;
}
else
linex = iupAttribGetFloat(ih,"LINEX");
sb_horiz_adjust = gtk_range_get_adjustment(GTK_RANGE(sb_horiz));
if (dx >= (xmax-xmin))
{
if (iupAttribGetBoolean(ih, "XAUTOHIDE"))
{
if (iupgtkIsVisible(sb_horiz))
{
gtk_widget_hide(sb_horiz);
gtkCanvasUpdateChildLayout(ih);
}
}
else
gtk_widget_set_sensitive(sb_horiz, FALSE);
ih->data->posx = (float)xmin;
gtkCanvasAdjustmentSetValue(ih, sb_horiz_adjust, xmin);
return 1;
}
else
{
if (!iupgtkIsVisible(sb_horiz))
{
gtk_widget_show(sb_horiz);
gtkCanvasUpdateChildLayout(ih);
}
gtk_widget_set_sensitive(sb_horiz, TRUE);
}
#if GTK_CHECK_VERSION(2, 14, 0)
{
double page_size = dx;
double dvalue = gtk_adjustment_get_value(sb_horiz_adjust);
value_changed = gtkCanvasCheckScroll(xmin, xmax, &page_size, &dvalue);
gtk_adjustment_configure(sb_horiz_adjust, dvalue, xmin, xmax, linex, page_size, dx);
}
#else
{
sb_horiz_adjust->lower = xmin;
sb_horiz_adjust->upper = xmax;
sb_horiz_adjust->step_increment = linex;
sb_horiz_adjust->page_size = dx;
value_changed = gtkCanvasCheckScroll(xmin, xmax, &sb_horiz_adjust->page_size, &sb_horiz_adjust->value);
sb_horiz_adjust->page_increment = sb_horiz_adjust->page_size;
gtk_adjustment_changed(sb_horiz_adjust);
}
#endif
if (value_changed)
gtk_adjustment_value_changed(sb_horiz_adjust);
}
return 1;
}
