gimp/libgimpwidgets/gimpcolorprofilecombobox.c

456 lines
14 KiB
C

/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
*
* gimpcolorprofilecombobox.c
* Copyright (C) 2007 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
* <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gtk/gtk.h>
#include "gimpwidgetstypes.h"
#include "gimpcolorprofilecombobox.h"
#include "gimpcolorprofilestore.h"
#include "gimpcolorprofilestore-private.h"
/**
* SECTION: gimpcolorprofilecombobox
* @title: GimpColorProfileComboBox
* @short_description: A combo box for selecting color profiles.
*
* A combo box for selecting color profiles.
**/
enum
{
PROP_0,
PROP_DIALOG,
PROP_MODEL
};
typedef struct
{
GtkTreePath *last_path;
} GimpColorProfileComboBoxPrivate;
#define GIMP_COLOR_PROFILE_COMBO_BOX_GET_PRIVATE(obj) \
G_TYPE_INSTANCE_GET_PRIVATE (obj, \
GIMP_TYPE_COLOR_PROFILE_COMBO_BOX, \
GimpColorProfileComboBoxPrivate)
static void gimp_color_profile_combo_box_finalize (GObject *object);
static void gimp_color_profile_combo_box_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_color_profile_combo_box_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void gimp_color_profile_combo_box_changed (GtkComboBox *combo);
static gboolean gimp_color_profile_row_separator_func (GtkTreeModel *model,
GtkTreeIter *iter,
gpointer data);
G_DEFINE_TYPE (GimpColorProfileComboBox,
gimp_color_profile_combo_box, GTK_TYPE_COMBO_BOX)
#define parent_class gimp_color_profile_combo_box_parent_class
static void
gimp_color_profile_combo_box_class_init (GimpColorProfileComboBoxClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkComboBoxClass *combo_class = GTK_COMBO_BOX_CLASS (klass);
object_class->set_property = gimp_color_profile_combo_box_set_property;
object_class->get_property = gimp_color_profile_combo_box_get_property;
object_class->finalize = gimp_color_profile_combo_box_finalize;
combo_class->changed = gimp_color_profile_combo_box_changed;
/**
* GimpColorProfileComboBox:dialog:
*
* #GtkDialog to present when the user selects the
* "Select color profile from disk..." item.
*
* Since: GIMP 2.4
*/
g_object_class_install_property (object_class,
PROP_DIALOG,
g_param_spec_object ("dialog", NULL, NULL,
GTK_TYPE_DIALOG,
G_PARAM_CONSTRUCT_ONLY |
GIMP_PARAM_READWRITE));
/**
* GimpColorProfileComboBox:model:
*
* Overrides the "model" property of the #GtkComboBox class.
* #GimpColorProfileComboBox requires the model to be a
* #GimpColorProfileStore.
*
* Since: GIMP 2.4
*/
g_object_class_install_property (object_class,
PROP_MODEL,
g_param_spec_object ("model", NULL, NULL,
GIMP_TYPE_COLOR_PROFILE_STORE,
GIMP_PARAM_READWRITE));
g_type_class_add_private (object_class,
sizeof (GimpColorProfileComboBoxPrivate));
}
static void
gimp_color_profile_combo_box_init (GimpColorProfileComboBox *combo_box)
{
GtkCellRenderer *cell = gtk_cell_renderer_text_new ();
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo_box), cell, TRUE);
gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (combo_box), cell,
"text", GIMP_COLOR_PROFILE_STORE_LABEL,
NULL);
gtk_combo_box_set_row_separator_func (GTK_COMBO_BOX (combo_box),
gimp_color_profile_row_separator_func,
NULL, NULL);
}
static void
gimp_color_profile_combo_box_finalize (GObject *object)
{
GimpColorProfileComboBox *combo;
GimpColorProfileComboBoxPrivate *priv;
combo = GIMP_COLOR_PROFILE_COMBO_BOX (object);
if (combo->dialog)
{
g_object_unref (combo->dialog);
combo->dialog = NULL;
}
priv = GIMP_COLOR_PROFILE_COMBO_BOX_GET_PRIVATE (combo);
if (priv->last_path)
{
gtk_tree_path_free (priv->last_path);
priv->last_path = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_color_profile_combo_box_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpColorProfileComboBox *combo_box = GIMP_COLOR_PROFILE_COMBO_BOX (object);
switch (property_id)
{
case PROP_DIALOG:
g_return_if_fail (combo_box->dialog == NULL);
combo_box->dialog = g_value_dup_object (value);
break;
case PROP_MODEL:
gtk_combo_box_set_model (GTK_COMBO_BOX (combo_box),
g_value_get_object (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_color_profile_combo_box_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpColorProfileComboBox *combo_box = GIMP_COLOR_PROFILE_COMBO_BOX (object);
switch (property_id)
{
case PROP_DIALOG:
g_value_set_object (value, combo_box->dialog);
break;
case PROP_MODEL:
g_value_set_object (value,
gtk_combo_box_get_model (GTK_COMBO_BOX (combo_box)));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_color_profile_combo_box_changed (GtkComboBox *combo)
{
GimpColorProfileComboBoxPrivate *priv;
GtkTreeModel *model = gtk_combo_box_get_model (combo);
GtkTreeIter iter;
gint type;
if (! gtk_combo_box_get_active_iter (combo, &iter))
return;
gtk_tree_model_get (model, &iter,
GIMP_COLOR_PROFILE_STORE_ITEM_TYPE, &type,
-1);
priv = GIMP_COLOR_PROFILE_COMBO_BOX_GET_PRIVATE (combo);
switch (type)
{
case GIMP_COLOR_PROFILE_STORE_ITEM_DIALOG:
{
GtkWidget *dialog = GIMP_COLOR_PROFILE_COMBO_BOX (combo)->dialog;
GtkWidget *parent = gtk_widget_get_toplevel (GTK_WIDGET (combo));
if (GTK_IS_WINDOW (parent))
gtk_window_set_transient_for (GTK_WINDOW (dialog),
GTK_WINDOW (parent));
gtk_window_present (GTK_WINDOW (dialog));
if (priv->last_path &&
gtk_tree_model_get_iter (model, &iter, priv->last_path))
{
gtk_combo_box_set_active_iter (combo, &iter);
}
}
break;
case GIMP_COLOR_PROFILE_STORE_ITEM_FILE:
if (priv->last_path)
gtk_tree_path_free (priv->last_path);
priv->last_path = gtk_tree_model_get_path (model, &iter);
_gimp_color_profile_store_history_reorder (GIMP_COLOR_PROFILE_STORE (model),
&iter);
break;
default:
break;
}
}
/**
* gimp_color_profile_combo_box_new:
* @dialog: a #GtkDialog to present when the user selects the
* "Select color profile from disk..." item
* @history: filename of the profilerc (or %NULL for no history)
*
* Create a combo-box widget for selecting color profiles. The combo-box
* is populated from the file specified as @history. This filename is
* typically created using the following code snippet:
* <informalexample><programlisting>
* gchar *history = gimp_personal_rc_file ("profilerc");
* </programlisting></informalexample>
*
* Return value: a new #GimpColorProfileComboBox.
*
* Since: GIMP 2.4
**/
GtkWidget *
gimp_color_profile_combo_box_new (GtkWidget *dialog,
const gchar *history)
{
GtkWidget *combo;
GtkListStore *store;
g_return_val_if_fail (GTK_IS_DIALOG (dialog), NULL);
store = gimp_color_profile_store_new (history);
combo = gimp_color_profile_combo_box_new_with_model (dialog,
GTK_TREE_MODEL (store));
g_object_unref (store);
return combo;
}
/**
* gimp_color_profile_combo_box_new_with_model:
* @dialog: a #GtkDialog to present when the user selects the
* "Select color profile from disk..." item
* @model: a #GimpColorProfileStore object
*
* This constructor is useful when you want to create several
* combo-boxes for profile selection that all share the same
* #GimpColorProfileStore. This is for example done in the
* GIMP Preferences dialog.
*
* See also gimp_color_profile_combo_box_new().
*
* Return value: a new #GimpColorProfileComboBox.
*
* Since: GIMP 2.4
**/
GtkWidget *
gimp_color_profile_combo_box_new_with_model (GtkWidget *dialog,
GtkTreeModel *model)
{
g_return_val_if_fail (GTK_IS_DIALOG (dialog), NULL);
g_return_val_if_fail (GIMP_IS_COLOR_PROFILE_STORE (model), NULL);
return g_object_new (GIMP_TYPE_COLOR_PROFILE_COMBO_BOX,
"dialog", dialog,
"model", model,
NULL);
}
/**
* gimp_color_profile_combo_box_add:
* @combo: a #GimpColorProfileComboBox
* @filename: filename of the profile to add (or %NULL)
* @label: label to use for the profile
* (may only be %NULL if @filename is %NULL)
*
* This function delegates to the underlying
* #GimpColorProfileStore. Please refer to the documentation of
* gimp_color_profile_store_add() for details.
*
* Since: GIMP 2.4
**/
void
gimp_color_profile_combo_box_add (GimpColorProfileComboBox *combo,
const gchar *filename,
const gchar *label)
{
GtkTreeModel *model;
g_return_if_fail (GIMP_IS_COLOR_PROFILE_COMBO_BOX (combo));
g_return_if_fail (label != NULL || filename == NULL);
model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo));
gimp_color_profile_store_add (GIMP_COLOR_PROFILE_STORE (model),
filename, label);
}
/**
* gimp_color_profile_combo_box_set_active:
* @combo: a #GimpColorProfileComboBox
* @filename: filename of the profile to select
* @label: label to use when adding a new entry (can be %NULL)
*
* Selects a color profile from the @combo and makes it the active
* item. If the profile is not listed in the @combo, then it is added
* with the given @label (or @filename in case that @label is %NULL).
*
* Since: GIMP 2.4
**/
void
gimp_color_profile_combo_box_set_active (GimpColorProfileComboBox *combo,
const gchar *filename,
const gchar *label)
{
GtkTreeModel *model;
GtkTreeIter iter;
g_return_if_fail (GIMP_IS_COLOR_PROFILE_COMBO_BOX (combo));
model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo));
if (_gimp_color_profile_store_history_add (GIMP_COLOR_PROFILE_STORE (model),
filename, label, &iter))
gtk_combo_box_set_active_iter (GTK_COMBO_BOX (combo), &iter);
}
/**
* gimp_color_profile_combo_box_get_active:
* @combo: a #GimpColorProfileComboBox
*
* Return value: The filename of the currently selected color profile.
* This is a newly allocated string and should be released
* using g_free() when it is not any longer needed.
*
* Since: GIMP 2.4
**/
gchar *
gimp_color_profile_combo_box_get_active (GimpColorProfileComboBox *combo)
{
GtkTreeModel *model;
GtkTreeIter iter;
g_return_val_if_fail (GIMP_IS_COLOR_PROFILE_COMBO_BOX (combo), NULL);
model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo));
if (gtk_combo_box_get_active_iter (GTK_COMBO_BOX (combo), &iter))
{
gchar *filename;
gint type;
gtk_tree_model_get (model, &iter,
GIMP_COLOR_PROFILE_STORE_ITEM_TYPE, &type,
GIMP_COLOR_PROFILE_STORE_FILENAME, &filename,
-1);
if (type == GIMP_COLOR_PROFILE_STORE_ITEM_FILE)
return filename;
g_free (filename);
}
return NULL;
}
static gboolean
gimp_color_profile_row_separator_func (GtkTreeModel *model,
GtkTreeIter *iter,
gpointer data)
{
gint type;
gtk_tree_model_get (model, iter,
GIMP_COLOR_PROFILE_STORE_ITEM_TYPE, &type,
-1);
switch (type)
{
case GIMP_COLOR_PROFILE_STORE_ITEM_SEPARATOR_TOP:
case GIMP_COLOR_PROFILE_STORE_ITEM_SEPARATOR_BOTTOM:
return TRUE;
default:
return FALSE;
}
}