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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* bonobo-selector.c: Bonobo Component Selector
*
* Authors:
* Richard Hestilow (hestgray@ionet.net)
* Miguel de Icaza (miguel@kernel.org)
* Martin Baulig (martin@home-of-linux.org)
* Anders Carlsson (andersca@gnu.org)
* Havoc Pennington (hp@redhat.com)
* Dietmar Maurer (dietmar@ximian.com)
* Michael Meeks (michael@ximian.com)
*
* Copyright 1999, 2000 Richard Hestilow, Ximian, Inc,
* Martin Baulig, Anders Carlsson,
* Havoc Pennigton, Dietmar Maurer
*/
#include <config.h>
#include <string.h>
#include <glib/gi18n-lib.h>
#include <bonobo/bonobo-selector.h>
G_DEFINE_TYPE (BonoboSelector, bonobo_selector, GTK_TYPE_DIALOG)
#define DEFAULT_INTERFACE "IDL:Bonobo/Control:1.0"
#define BONOBO_PAD_SMALL 4
struct _BonoboSelectorPrivate {
BonoboSelectorWidget *selector;
};
enum {
OK,
CANCEL,
LAST_SIGNAL
};
enum {
PROP_0,
PROP_INTERFACES
};
static guint bonobo_selector_signals [LAST_SIGNAL] = { 0, 0 };
static void
bonobo_selector_finalize (GObject *object)
{
g_return_if_fail (BONOBO_IS_SELECTOR (object));
g_free (BONOBO_SELECTOR (object)->priv);
G_OBJECT_CLASS (bonobo_selector_parent_class)->finalize (object);
}
/**
* bonobo_selector_get_selected_id:
* @sel: A BonoboSelector widget.
*
* Returns: A newly-allocated string containing the ID of the
* currently-selected CORBA server (i.e., the corba server whose name
* is highlighted in the list). The user of this function is
* responsible for freeing this. It will give an oaf iid back.
*/
gchar *
bonobo_selector_get_selected_id (BonoboSelector *sel)
{
g_return_val_if_fail (BONOBO_IS_SELECTOR (sel), NULL);
return bonobo_selector_widget_get_id (sel->priv->selector);
}
/**
* bonobo_selector_get_selected_name:
* @sel: A BonoboSelector widget.
*
* Returns: A newly-allocated string containing the name of the
* currently-selected CORBA server (i.e., the corba server whose name
* is highlighted in the list). The user of this function is
* responsible for freeing this.
*/
gchar *
bonobo_selector_get_selected_name (BonoboSelector *sel)
{
g_return_val_if_fail (BONOBO_IS_SELECTOR (sel), NULL);
return bonobo_selector_widget_get_name (sel->priv->selector);
}
/**
* bonobo_selector_get_selected_description:
* @sel: A BonoboSelector widget.
*
* Returns: A newly-allocated string containing the description of the
* currently-selected CORBA server (i.e., the corba server whose name
* is highlighted in the list). The user of this function is
* responsible for freeing this.
*/
gchar *
bonobo_selector_get_selected_description (BonoboSelector *sel)
{
g_return_val_if_fail (BONOBO_IS_SELECTOR (sel), NULL);
return bonobo_selector_widget_get_description (sel->priv->selector);
}
static void
ok_callback (GtkWidget *widget, gpointer data)
{
char *text = bonobo_selector_get_selected_id (
BONOBO_SELECTOR (widget));
g_object_set_data (G_OBJECT (widget), "UserData", text);
}
/**
* bonobo_selector_select_id:
* @title: The title to be used for the dialog.
* @interfaces_required: A list of required interfaces. See
* bonobo_selector_new().
*
* Calls bonobo_selector_new() to create a new
* BonoboSelector widget with the specified paramters, @title and
* @interfaces_required. Then runs the dialog modally and allows
* the user to make a selection.
*
* Returns: The Oaf IID of the selected server, or NULL if no server is
* selected. The ID string has been allocated with g_strdup.
*/
gchar *
bonobo_selector_select_id (const gchar *title,
const gchar **interfaces_required)
{
GtkWidget *sel = bonobo_selector_new (title, interfaces_required);
gchar *name = NULL;
int n;
g_return_val_if_fail (sel != NULL, NULL);
g_signal_connect (sel, "ok",
G_CALLBACK (ok_callback), NULL);
g_object_set_data (G_OBJECT (sel), "UserData", NULL);
gtk_widget_show (sel);
n = gtk_dialog_run (GTK_DIALOG (sel));
switch (n) {
case GTK_RESPONSE_CANCEL:
name = NULL;
break;
case GTK_RESPONSE_APPLY:
case GTK_RESPONSE_OK:
name = g_object_get_data (G_OBJECT (sel), "UserData");
break;
default:
break;
}
gtk_widget_destroy (sel);
return name;
}
static void
response_callback (GtkWidget *widget,
gint response_id,
gpointer data)
{
switch (response_id) {
case GTK_RESPONSE_OK:
g_signal_emit (data, bonobo_selector_signals [OK], 0);
break;
case GTK_RESPONSE_CANCEL:
g_signal_emit (data, bonobo_selector_signals [CANCEL], 0);
default:
break;
}
}
static void
final_select_cb (GtkWidget *widget, BonoboSelector *sel)
{
gtk_dialog_response (GTK_DIALOG (sel), GTK_RESPONSE_OK);
}
/**
* bonobo_selector_construct:
* @sel: the selector to construct
* @title: the title for the window
* @selector: the component view widget to put inside it.
*
* Don't use this ever - use construct-time properties instead.
* TODO: Remove from header when we are allowed to change the API.
* Constructs the innards of a bonobo selector window.
*
* Return value: the constructed widget.
**/
GtkWidget *
bonobo_selector_construct (BonoboSelector *sel,
const gchar *title,
BonoboSelectorWidget *selector)
{
g_return_val_if_fail (BONOBO_IS_SELECTOR (sel), NULL);
g_return_val_if_fail (BONOBO_IS_SELECTOR_WIDGET (selector), NULL);
sel->priv->selector = selector;
g_signal_connect (selector, "final_select",
G_CALLBACK (final_select_cb), sel);
gtk_window_set_title (GTK_WINDOW (sel), title ? title : "");
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (sel)->vbox),
GTK_WIDGET (selector),
TRUE, TRUE, BONOBO_PAD_SMALL);
gtk_dialog_add_button (GTK_DIALOG (sel), GTK_STOCK_OK,
GTK_RESPONSE_OK);
gtk_dialog_add_button (GTK_DIALOG (sel), GTK_STOCK_CANCEL,
GTK_RESPONSE_CANCEL);
gtk_dialog_set_default_response (GTK_DIALOG (sel), GTK_RESPONSE_OK);
g_signal_connect (sel, "response",
G_CALLBACK (response_callback), sel);
gtk_window_set_default_size (GTK_WINDOW (sel), 400, 300);
gtk_widget_show_all (GTK_DIALOG (sel)->vbox);
return GTK_WIDGET (sel);
}
static void
bonobo_selector_internal_construct (BonoboSelector *sel)
{
BonoboSelectorWidget* selector = sel->priv->selector;
g_signal_connect (selector, "final_select",
G_CALLBACK (final_select_cb), sel);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (sel)->vbox),
GTK_WIDGET (selector),
TRUE, TRUE, BONOBO_PAD_SMALL);
gtk_dialog_add_button (GTK_DIALOG (sel), GTK_STOCK_OK,
GTK_RESPONSE_OK);
gtk_dialog_add_button (GTK_DIALOG (sel), GTK_STOCK_CANCEL,
GTK_RESPONSE_CANCEL);
gtk_dialog_set_default_response (GTK_DIALOG (sel), GTK_RESPONSE_OK);
g_signal_connect (sel, "response",
G_CALLBACK (response_callback), sel);
gtk_window_set_default_size (GTK_WINDOW (sel), 400, 300);
gtk_widget_show_all (GTK_DIALOG (sel)->vbox);
}
static void
bonobo_selector_init (BonoboSelector *sel)
{
BonoboSelectorWidget *selectorwidget = NULL;
sel->priv = g_new0 (BonoboSelectorPrivate, 1);
selectorwidget = BONOBO_SELECTOR_WIDGET (bonobo_selector_widget_new ());
sel->priv->selector = selectorwidget;
bonobo_selector_internal_construct (sel);
}
static void
bonobo_selector_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
{
BonoboSelector *selector = BONOBO_SELECTOR (object);
switch (prop_id) {
case PROP_INTERFACES:
{
const gchar *query [2] = { DEFAULT_INTERFACE, NULL }; /* the default interfaces_required. */
BonoboSelectorWidget *selectorwidget = NULL;
/* Get the supplied array or interfaces, replacing it with a default if none have been provided: */
const gchar **interfaces_required = NULL;
if (!interfaces_required)
interfaces_required = query;
/* Set the interfaces_required in the child SelectorWidget: */
selectorwidget = selector->priv->selector;;
if (selectorwidget)
bonobo_selector_widget_set_interfaces (selectorwidget, interfaces_required);
break;
}
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
bonobo_selector_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
{
switch (prop_id) {
/* PROP_INTERFACES is read-only, because there is a virtual BonoboSelectorWidget::set_interfaces(), but no get_interfaces(). */
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
bonobo_selector_class_init (BonoboSelectorClass *klass)
{
GObjectClass *object_class;
object_class = (GObjectClass *) klass;
object_class->finalize = bonobo_selector_finalize;
object_class->set_property = bonobo_selector_set_property;
object_class->get_property = bonobo_selector_get_property;
bonobo_selector_signals [OK] =
g_signal_new ("ok",
G_TYPE_FROM_CLASS (object_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (BonoboSelectorClass, ok),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
bonobo_selector_signals [CANCEL] =
g_signal_new ("cancel",
G_TYPE_FROM_CLASS (object_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (BonoboSelectorClass, cancel),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
/* properties: */
g_object_class_install_property (object_class,
PROP_INTERFACES,
g_param_spec_value_array ("interfaces_required",
_("Interfaces required"),
_("A NULL-terminated array of interfaces which a server must support in order to be listed in the selector. Defaults to \"IDL:Bonobo/Embeddable:1.0\" if no interfaces are listed"),
g_param_spec_string ("interface-required-entry",
_("Interface required entry"),
_("One of the interfaces that's required"),
NULL,
G_PARAM_READWRITE),
G_PARAM_WRITABLE | G_PARAM_CONSTRUCT));
}
/**
* bonobo_selector_new:
* @title: A string which should go in the title of the
* BonoboSelector window.
* @interfaces_required: A NULL-terminated array of interfaces which a
* server must support in order to be listed in the selector. Defaults
* to "IDL:Bonobo/Embeddable:1.0" if no interfaces are listed.
*
* Creates a new BonoboSelector widget. The title of the dialog
* is set to @title, and the list of selectable servers is populated
* with those servers which support the interfaces specified in
* @interfaces_required.
*
* Returns: A pointer to the newly-created BonoboSelector widget.
*/
GtkWidget *
bonobo_selector_new (const gchar *title,
const gchar **interfaces_required)
{
BonoboSelector *sel = g_object_new (bonobo_selector_get_type (), "title", title, "interfaces_required", interfaces_required, NULL);
return GTK_WIDGET (sel);
}
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