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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* nautilus-caption.c - A captioned text widget
Copyright (C) 1999, 2000 Eazel, Inc.
The Gnome Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the Gnome Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
Authors: Ramiro Estrugo <ramiro@eazel.com>
*/
#include <config.h>
#include "nautilus-caption.h"
#include "nautilus-gtk-macros.h"
#include "nautilus-glib-extensions.h"
#include <gtk/gtklabel.h>
#include <gtk/gtkentry.h>
static const gint CAPTION_INVALID = -1;
static const gint CAPTION_SPACING = 10;
struct _NautilusCaptionDetail
{
GtkWidget *title_label;
GtkWidget *child;
gboolean show_title;
};
/* NautilusCaptionClass methods */
static void nautilus_caption_initialize_class (NautilusCaptionClass *klass);
static void nautilus_caption_initialize (NautilusCaption *caption);
/* GtkObjectClass methods */
static void nautilus_caption_destroy (GtkObject *object);
static void nautilus_font_picker_show_all (GtkWidget *widget);
static void update_title (NautilusCaption *caption);
NAUTILUS_DEFINE_CLASS_BOILERPLATE (NautilusCaption, nautilus_caption, GTK_TYPE_HBOX)
/*
* NautilusCaptionClass methods
*/
static void
nautilus_caption_initialize_class (NautilusCaptionClass *caption_class)
{
GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
object_class = GTK_OBJECT_CLASS (caption_class);
widget_class = GTK_WIDGET_CLASS (caption_class);
/* GtkObjectClass */
object_class->destroy = nautilus_caption_destroy;
/* GtkWidgetClass */
widget_class->show_all = nautilus_font_picker_show_all;
}
static void
nautilus_caption_initialize (NautilusCaption *caption)
{
caption->detail = g_new (NautilusCaptionDetail, 1);
gtk_box_set_homogeneous (GTK_BOX (caption), FALSE);
gtk_box_set_spacing (GTK_BOX (caption), CAPTION_SPACING);
caption->detail->show_title = TRUE;
caption->detail->title_label = gtk_label_new ("Title Label:");
caption->detail->child = NULL;
gtk_box_pack_start (GTK_BOX (caption),
caption->detail->title_label,
FALSE, /* expand */
TRUE, /* fill */
0); /* padding */
gtk_widget_show (caption->detail->title_label);
}
/*
* GtkObjectClass methods
*/
static void
nautilus_caption_destroy (GtkObject* object)
{
NautilusCaption * caption;
g_return_if_fail (object != NULL);
g_return_if_fail (NAUTILUS_IS_CAPTION (object));
caption = NAUTILUS_CAPTION (object);
g_free (caption->detail);
/* Chain */
NAUTILUS_CALL_PARENT_CLASS (GTK_OBJECT_CLASS, destroy, (object));
}
/* GtkObjectClass methods */
static void
nautilus_font_picker_show_all (GtkWidget *widget)
{
NAUTILUS_CALL_PARENT_CLASS (GTK_WIDGET_CLASS, show_all, (widget));
/* Now update the title visibility */
update_title (NAUTILUS_CAPTION (widget));
}
static void
update_title (NautilusCaption *caption)
{
g_return_if_fail (NAUTILUS_IS_CAPTION (caption));
if (caption->detail->show_title) {
gtk_widget_show (caption->detail->title_label);
}
else {
gtk_widget_hide (caption->detail->title_label);
}
}
/*
* NautilusCaption public methods
*/
GtkWidget*
nautilus_caption_new (void)
{
NautilusCaption *caption;
caption = gtk_type_new (nautilus_caption_get_type ());
return GTK_WIDGET (caption);
}
/**
* nautilus_caption_set_title_label:
* @caption: A NautilusCaption
* @title_label: The title label
*
*/
void
nautilus_caption_set_title_label (NautilusCaption *caption,
const char *title_label)
{
g_return_if_fail (caption != NULL);
g_return_if_fail (NAUTILUS_IS_CAPTION (caption));
g_return_if_fail (title_label != NULL);
gtk_label_set_text (GTK_LABEL (caption->detail->title_label), title_label);
}
/**
* nautilus_caption_set_show_title:
* @caption: A NautilusCaption
* @show_title: Whether to show the title or not
*
*/
void
nautilus_caption_set_show_title (NautilusCaption *caption,
gboolean show_title)
{
g_return_if_fail (NAUTILUS_IS_CAPTION (caption));
if (caption->detail->show_title == show_title) {
return;
}
caption->detail->show_title = show_title;
update_title (caption);
}
/**
* nautilus_caption_get_title_label:
* @caption: A NautilusCaption
*
* Returns: A newly allocated copy of the title label.
*/
char *
nautilus_caption_get_title_label (const NautilusCaption *caption)
{
gchar *str;
g_return_val_if_fail (caption != NULL, NULL);
g_return_val_if_fail (NAUTILUS_IS_CAPTION (caption), NULL);
/* DANGER! DANGER!
*
* gtk_label_get () does not strdup the result.
*/
gtk_label_get (GTK_LABEL (caption->detail->title_label), &str);
return str ? g_strdup (str) : NULL;
}
/**
* nautilus_caption_get_title_label:
* @caption: A NautilusCaption
*
* Returns: A newly allocated copy of the title label.
*/
void
nautilus_caption_set_child (NautilusCaption *caption,
GtkWidget *child)
{
g_return_if_fail (caption != NULL);
g_return_if_fail (NAUTILUS_IS_CAPTION (caption));
g_return_if_fail (child != NULL);
g_return_if_fail (GTK_IS_WIDGET (child));
g_return_if_fail (caption->detail->child == NULL);
caption->detail->child = child;
gtk_box_pack_end (GTK_BOX (caption),
caption->detail->child,
TRUE, /* expand */
TRUE, /* fill */
0); /* padding */
gtk_widget_show (caption->detail->child);
}
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