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Add accessors for GtkRange::round-digits

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Patch by Christian Dywan,
    https://bugzilla.gnome.org/show_bug.cgi?id=351755
This commit is contained in:
Matthias Clasen 2011-01-15 00:26:08 -05:00
parent f40a129e28
commit dfa1ea8245
4 changed files with 78 additions and 4 deletions
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4
docs/reference/gtk/gtk-sections.txt
View File

@ -3138,10 +3138,12 @@ gtk_range_set_adjustment
gtk_range_get_inverted
gtk_range_set_inverted
gtk_range_get_update_policy
gtk_range_get_value
gtk_range_set_increments
gtk_range_set_range
gtk_range_get_value
gtk_range_set_value
gtk_range_get_round_digits
gtk_range_set_round_digits
GtkSensitivityType
gtk_range_set_lower_stepper_sensitivity
gtk_range_get_lower_stepper_sensitivity

2
gtk/gtk.symbols
View File

@ -3431,6 +3431,8 @@ gtk_range_set_update_policy
#endif
gtk_range_set_upper_stepper_sensitivity
gtk_range_set_value
gtk_range_set_round_digits
gtk_range_get_round_digits
#endif
#endif

72
gtk/gtkrange.c
View File

@ -56,7 +56,8 @@ enum {
PROP_UPPER_STEPPER_SENSITIVITY,
PROP_SHOW_FILL_LEVEL,
PROP_RESTRICT_TO_FILL_LEVEL,
PROP_FILL_LEVEL
PROP_FILL_LEVEL,
PROP_ROUND_DIGITS
};
enum {
@ -339,8 +340,8 @@ gtk_range_class_init (GtkRangeClass *class)
*
* The value parameter is unrounded. An application that overrides
* the ::change-value signal is responsible for clamping the value to
* the desired number of decimal digits; the default GTK+ handler
* clamps the value based on @range->round_digits.
* the desired number of decimal digits; the default GTK+ handler
* clamps the value based on #GtkRange:round_digits.
*
* It is not possible to use delayed update policies in an overridden
* ::change-value handler.
@ -457,6 +458,24 @@ gtk_range_class_init (GtkRangeClass *class)
G_MAXDOUBLE,
GTK_PARAM_READWRITE));
/**
* GtkRange:round-digits:
*
* The number of digits to round the value to when
* it changes, or -1. See #GtkRange::change-value.
*
* Since: 2.24
*/
g_object_class_install_property (gobject_class,
PROP_ROUND_DIGITS,
g_param_spec_int ("round-digits",
P_("Round Digits"),
P_("The number of digits to round the value to."),
-1,
G_MAXINT,
-1,
GTK_PARAM_READWRITE));
gtk_widget_class_install_style_property (widget_class,
g_param_spec_int ("slider-width",
P_("Slider Width"),
@ -642,6 +661,9 @@ gtk_range_set_property (GObject *object,
case PROP_FILL_LEVEL:
gtk_range_set_fill_level (range, g_value_get_double (value));
break;
case PROP_ROUND_DIGITS:
gtk_range_set_round_digits (range, g_value_get_int (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -685,6 +707,9 @@ gtk_range_get_property (GObject *object,
case PROP_FILL_LEVEL:
g_value_set_double (value, gtk_range_get_fill_level (range));
break;
case PROP_ROUND_DIGITS:
g_value_set_int (value, gtk_range_get_round_digits (range));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -3935,5 +3960,46 @@ _gtk_range_get_stop_positions (GtkRange *range,
return range->layout->n_marks;
}
/**
* gtk_range_set_round_digits:
* @range: a #GtkRange
* @round_digits: the precision in digits, or -1
*
* Sets the number of digits to round the value to when
* it changes. See #GtkRange::change-value.
*
* Since: 2.24
*/
gtk_range_set_round_digits (GtkRange *range,
gint round_digits)
{
g_return_if_fail (GTK_IS_RANGE (range));
g_return_if_fail (round_digits >= -1);
range->round_digits = round_digits;
g_object_notify (G_OBJECT (range), "round-digits");
}
/**
* gtk_range_get_round_digits:
* @range: a #GtkRange
*
* Gets the number of digits to round the value to when
* it changes. See #GtkRange::change-value.
*
* Return value: the number of digits to round to
*
* Since: 2.24
*/
gint
gtk_range_get_round_digits (GtkRange *range)
{
g_return_val_if_fail (GTK_IS_RANGE (range), -1);
return range->round_digits;
}
#define __GTK_RANGE_C__
#include "gtkaliasdef.c"

4
gtk/gtkrange.h
View File

@ -193,6 +193,10 @@ gboolean gtk_range_get_restrict_to_fill_level (GtkRange *range
void gtk_range_set_fill_level (GtkRange *range,
gdouble fill_level);
gdouble gtk_range_get_fill_level (GtkRange *range);
void gtk_range_set_round_digits (GtkRange *range,
gint round_digits);
gint gtk_range_get_round_digits (GtkRange *range);
/* internal API */
gdouble _gtk_range_get_wheel_delta (GtkRange *range,