gimp/libgimpwidgets/gimphintbox.c

237 lines
6.5 KiB
C

/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
*
* gimphintbox.c
* Copyright (C) 2006 Sven Neumann <sven@gimp.org>
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gegl.h>
#include <gtk/gtk.h>
#include "gimpwidgets.h"
/**
* SECTION: gimphintbox
* @title: GimpHintBox
* @short_description: Displays a wilber icon and a text.
*
* Displays a wilber icon and a text.
**/
typedef GtkBoxClass GimpHintBoxClass;
typedef struct
{
GtkBox parent_instance;
gchar *icon_name;
gchar *hint;
} GimpHintBox;
#define GIMP_HINT_BOX(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_HINT_BOX, GimpHintBox))
enum
{
PROP_0,
PROP_ICON_NAME,
PROP_HINT
};
static void gimp_hint_box_constructed (GObject *object);
static void gimp_hint_box_finalize (GObject *object);
static void gimp_hint_box_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_hint_box_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
G_DEFINE_TYPE (GimpHintBox, gimp_hint_box, GTK_TYPE_BOX)
#define parent_class gimp_hint_box_parent_class
static void
gimp_hint_box_class_init (GimpHintBoxClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->constructed = gimp_hint_box_constructed;
object_class->finalize = gimp_hint_box_finalize;
object_class->set_property = gimp_hint_box_set_property;
object_class->get_property = gimp_hint_box_get_property;
g_object_class_install_property (object_class, PROP_ICON_NAME,
g_param_spec_string ("icon-name",
"Icon Name",
"The icon to show next to the hint",
GIMP_ICON_DIALOG_INFORMATION,
G_PARAM_CONSTRUCT_ONLY |
GIMP_PARAM_READWRITE));
g_object_class_install_property (object_class, PROP_HINT,
g_param_spec_string ("hint",
"Hint",
"The hint to display",
NULL,
G_PARAM_CONSTRUCT_ONLY |
GIMP_PARAM_READWRITE));
}
static void
gimp_hint_box_init (GimpHintBox *box)
{
gtk_orientable_set_orientation (GTK_ORIENTABLE (box),
GTK_ORIENTATION_HORIZONTAL);
}
static void
gimp_hint_box_constructed (GObject *object)
{
GimpHintBox *box = GIMP_HINT_BOX (object);
GtkWidget *image = NULL;
GtkWidget *label;
G_OBJECT_CLASS (parent_class)->constructed (object);
gtk_box_set_spacing (GTK_BOX (box), 12);
if (box->icon_name)
{
image = gtk_image_new_from_icon_name (box->icon_name,
GTK_ICON_SIZE_DIALOG);
}
if (image)
{
gtk_box_pack_start (GTK_BOX (box), image, FALSE, FALSE, 0);
gtk_widget_show (image);
}
label = g_object_new (GTK_TYPE_LABEL,
"label", box->hint,
"wrap", TRUE,
"justify", GTK_JUSTIFY_LEFT,
"xalign", 0.0,
"yalign", 0.5,
NULL);
gimp_label_set_attributes (GTK_LABEL (label),
PANGO_ATTR_STYLE, PANGO_STYLE_ITALIC,
-1);
gtk_box_pack_start (GTK_BOX (box), label, FALSE, FALSE, 0);
gtk_widget_show (label);
}
static void
gimp_hint_box_finalize (GObject *object)
{
GimpHintBox *box = GIMP_HINT_BOX (object);
if (box->icon_name)
{
g_free (box->icon_name);
box->icon_name = NULL;
}
if (box->hint)
{
g_free (box->hint);
box->hint = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_hint_box_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpHintBox *box = GIMP_HINT_BOX (object);
switch (property_id)
{
case PROP_ICON_NAME:
box->icon_name = g_value_dup_string (value);
break;
case PROP_HINT:
box->hint = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_hint_box_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpHintBox *box = GIMP_HINT_BOX (object);
switch (property_id)
{
case PROP_ICON_NAME:
g_value_set_string (value, box->icon_name);
break;
case PROP_HINT:
g_value_set_string (value, box->hint);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
/**
* gimp_hint_box_new:
* @hint: text to display as a user hint
*
* Creates a new widget that shows a text label showing @hint,
* decorated with a GIMP_ICON_INFO wilber icon.
*
* Return value: a new widget
*
* Since GIMP 2.4
**/
GtkWidget *
gimp_hint_box_new (const gchar *hint)
{
g_return_val_if_fail (hint != NULL, NULL);
return g_object_new (GIMP_TYPE_HINT_BOX,
"hint", hint,
NULL);
}