void gSlider::setMark(bool vl)
{
if (vl == _mark) return;
_mark = vl;
gtk_scale_clear_marks(GTK_SCALE(widget));
updateMark();
}
void gSlider::updateMark()
{
int i;
int step;
if (!_mark)
return;
gtk_scale_clear_marks(GTK_SCALE(widget));
step = _page_step;
while (step < ((_max - _min) / 20))
step *= 2;
for (i = _min; i <= _max; i += step)
gtk_scale_add_mark(GTK_SCALE(widget), i, isVertical() ? GTK_POS_TOP : GTK_POS_RIGHT, NULL);
}
static void
update_scale_marks (GvcBalanceBar *bar)
{
gchar *str_lower = NULL,
*str_upper = NULL;
gdouble lower,
upper;
gtk_scale_clear_marks (GTK_SCALE (bar->priv->scale));
switch (bar->priv->btype) {
case BALANCE_TYPE_RL:
str_lower = g_strdup_printf ("<small>%s</small>", C_("balance", "Left"));
str_upper = g_strdup_printf ("<small>%s</small>", C_("balance", "Right"));
break;
case BALANCE_TYPE_FR:
str_lower = g_strdup_printf ("<small>%s</small>", C_("balance", "Rear"));
str_upper = g_strdup_printf ("<small>%s</small>", C_("balance", "Front"));
break;
case BALANCE_TYPE_LFE:
str_lower = g_strdup_printf ("<small>%s</small>", C_("balance", "Minimum"));
str_upper = g_strdup_printf ("<small>%s</small>", C_("balance", "Maximum"));
break;
}
lower = gtk_adjustment_get_lower (bar->priv->adjustment);
gtk_scale_add_mark (GTK_SCALE (bar->priv->scale),
lower,
GTK_POS_BOTTOM,
str_lower);
upper = gtk_adjustment_get_upper (bar->priv->adjustment);
gtk_scale_add_mark (GTK_SCALE (bar->priv->scale),
upper,
GTK_POS_BOTTOM,
str_upper);
g_free (str_lower);
g_free (str_upper);
if (bar->priv->btype != BALANCE_TYPE_LFE)
gtk_scale_add_mark (GTK_SCALE (bar->priv->scale),
(upper - lower) / 2 + lower,
GTK_POS_BOTTOM,
NULL);
}
static void
extra (GtkToggleButton *button)
{
gboolean value;
value = gtk_toggle_button_get_active (button);
if (value)
{
gtk_scale_add_mark (GTK_SCALE (extra_scale), extra_marks[0], GTK_POS_TOP, NULL);
gtk_scale_add_mark (GTK_SCALE (extra_scale), extra_marks[1], GTK_POS_TOP, NULL);
}
else
{
gtk_scale_clear_marks (GTK_SCALE (extra_scale));
gtk_scale_add_mark (GTK_SCALE (extra_scale), marks[0], GTK_POS_BOTTOM, NULL);
gtk_scale_add_mark (GTK_SCALE (extra_scale), marks[1], GTK_POS_BOTTOM, NULL);
gtk_scale_add_mark (GTK_SCALE (extra_scale), marks[2], GTK_POS_BOTTOM, NULL);
}
}
void widget_hscale_refresh(variable *var)
{
GList *element;
gchar *act;
gint initialised = FALSE;
#ifdef DEBUG_TRANSITS
fprintf(stderr, "%s(): Entering.\n", __func__);
#endif
/* Get initialised state of widget */
if (g_object_get_data(G_OBJECT(var->Widget), "_initialised") != NULL)
initialised = (gint)g_object_get_data(G_OBJECT(var->Widget), "_initialised");
/* The <input> tag... */
act = attributeset_get_first(&element, var->Attributes, ATTR_INPUT);
while (act) {
if (input_is_shell_command(act))
widget_hscale_input_by_command(var, act + 8);
/* input file stock = "File:", input file = "File:/path/to/file" */
if (strncasecmp(act, "file:", 5) == 0 && strlen(act) > 5) {
if (!initialised) {
/* Check for file-monitor and create if requested */
widget_file_monitor_try_create(var, act + 5);
}
widget_hscale_input_by_file(var, act + 5);
}
act = attributeset_get_next(&element, var->Attributes, ATTR_INPUT);
}
/* The <item> tags... */
if (attributeset_is_avail(var->Attributes, ATTR_ITEM)) {
#if GTK_CHECK_VERSION(2,16,0)
gtk_scale_clear_marks(GTK_SCALE(var->Widget));
#endif
widget_hscale_input_by_items(var);
}
/* Initialise these only once at start-up */
if (!initialised) {
/* Apply directives */
if (attributeset_is_avail(var->Attributes, ATTR_LABEL))
fprintf(stderr, "%s(): <label> not implemented for this widget.\n",
__func__);
if (attributeset_is_avail(var->Attributes, ATTR_DEFAULT)) {
gtk_range_set_value(GTK_RANGE(var->Widget),
atof(attributeset_get_first(&element, var->Attributes, ATTR_DEFAULT)));
}
if (attributeset_is_avail(var->Attributes, ATTR_HEIGHT))
fprintf(stderr, "%s(): <height> not implemented for this widget.\n",
__func__);
if (attributeset_is_avail(var->Attributes, ATTR_WIDTH))
fprintf(stderr, "%s(): <width> not implemented for this widget.\n",
__func__);
if ((attributeset_cmp_left(var->Attributes, ATTR_SENSITIVE, "false")) ||
(attributeset_cmp_left(var->Attributes, ATTR_SENSITIVE, "disabled")) || /* Deprecated */
(attributeset_cmp_left(var->Attributes, ATTR_SENSITIVE, "no")) ||
(attributeset_cmp_left(var->Attributes, ATTR_SENSITIVE, "0")))
gtk_widget_set_sensitive(var->Widget, FALSE);
/* Connect signals */
g_signal_connect(G_OBJECT(var->Widget), "value-changed",
G_CALLBACK(on_any_widget_value_changed_event), (gpointer)var->Attributes);
}
#ifdef DEBUG_TRANSITS
fprintf(stderr, "%s(): Exiting.\n", __func__);
#endif
}
void Scale::clearMarks()
{
gtk_scale_clear_marks(GTK_SCALE(widget));
}
