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Diffstat (limited to 'src/idorange.c')
| -rw-r--r-- | src/idorange.c | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/src/idorange.c b/src/idorange.c new file mode 100644 index 0000000..315d7fd --- /dev/null +++ b/src/idorange.c @@ -0,0 +1,189 @@ +/* + * Copyright 2010 Canonical, Ltd. + * + * This program is free software: you can redistribute it and/or modify it + * under the terms of either or both of the following licenses: + * + * 1) the GNU Lesser General Public License version 3, as published by the + * Free Software Foundation; and/or + * 2) the GNU Lesser General Public License version 2.1, as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranties of + * MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR + * PURPOSE. See the applicable version of the GNU Lesser General Public + * License for more details. + * + * You should have received a copy of both the GNU Lesser General Public + * License version 3 and version 2.1 along with this program. If not, see + * <http://www.gnu.org/licenses/> + * + * Authors: + * Cody Russell <crussell@canonical.com> + */ + +#include "idorange.h" +#include "idotypebuiltins.h" + +struct _IdoRangePrivate +{ + IdoRangeStyle style; +}; + +static void ido_range_constructed (GObject *object); +static void ido_range_set_property (GObject *object, + guint prop_id, + const GValue *value, + GParamSpec *pspec); +static void ido_range_get_property (GObject *object, + guint prop_id, + GValue *value, + GParamSpec *pspec); + +#define IDO_RANGE_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), IDO_TYPE_RANGE, IdoRangePrivate)) + +G_DEFINE_TYPE (IdoRange, ido_range, GTK_TYPE_SCALE) + +enum { + PROP_0, + PROP_STYLE +}; + +static void +ido_range_class_init (IdoRangeClass *class) +{ + GObjectClass *gobject_class = G_OBJECT_CLASS (class); + GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class); + + gobject_class->constructed = ido_range_constructed; + gobject_class->set_property = ido_range_set_property; + gobject_class->get_property = ido_range_get_property; + + g_object_class_install_property (gobject_class, + PROP_STYLE, + g_param_spec_enum ("range-style", + "Range style", + "The style of the range", + IDO_TYPE_RANGE_STYLE, + IDO_RANGE_STYLE_SMALL, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + + gtk_widget_class_install_style_property (widget_class, + g_param_spec_int ("knob-width", + "The knob width", + "The knob width", + G_MININT, + G_MAXINT, + 8, + G_PARAM_READABLE)); + + gtk_widget_class_install_style_property (widget_class, + g_param_spec_int ("knob-height", + "The knob height", + "The knob height", + G_MININT, + G_MAXINT, + 8, + G_PARAM_READABLE)); + + g_type_class_add_private (class, sizeof (IdoRangePrivate)); +} + +static void +ido_range_get_property (GObject *object, + guint prop_id, + GValue *value, + GParamSpec *pspec) +{ + IdoRangePrivate *priv = IDO_RANGE (object)->priv; + + switch (prop_id) + { + case PROP_STYLE: + g_value_set_enum (value, priv->style); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +ido_range_set_property (GObject *object, + guint prop_id, + const GValue *value, + GParamSpec *pspec) +{ + IdoRangePrivate *priv = IDO_RANGE (object)->priv; + + switch (prop_id) + { + case PROP_STYLE: + priv->style = g_value_get_enum (value); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +ido_range_constructed (GObject *object) +{ + IdoRange *range = IDO_RANGE (object); + IdoRangeStyle style; + char buf[1024]; + + g_object_get (range, + "range-style", &style, + NULL); + + if (style == IDO_RANGE_STYLE_SMALL) + { + gint width, height; + + gtk_widget_style_get (GTK_WIDGET (range), + "knob-width", &width, + "knob-height", &height, + NULL); + + g_snprintf (buf, sizeof (buf), + "style \"ido-range\" {\n" + " GtkRange::slider-width = %d\n" + " GtkScale::slider-length = %d\n" + "} class \"IdoRange\" style \"ido-range\"\n", + width, height); + gtk_rc_parse_string (buf); + } + + gtk_range_set_slider_size_fixed (GTK_RANGE (range), TRUE); +} + +static void +ido_range_init (IdoRange *range) +{ + range->priv = IDO_RANGE_GET_PRIVATE (range); +} + +/** + * ido_range_new: + * @adj: A #GtkAdjustment providing the range values + * @style: The range style + * + * Creates a new #IdoRange widget. + **/ +GtkWidget * +ido_range_new (GtkAdjustment *adj, + IdoRangeStyle style) +{ + g_return_val_if_fail (GTK_IS_ADJUSTMENT (adj), NULL); + + return g_object_new (IDO_TYPE_RANGE, + "orientation", GTK_ORIENTATION_HORIZONTAL, + "adjustment", adj, + "range-style", style, + NULL); +} |