path: root/e-util/e-gui-utils.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 * GUI utility functions
 *
 * Authors:
 *   Miguel de Icaza (miguel@ximian.com)
 *   Chris Toshok (toshok@ximian.com)
 *
 * Copyright (C) 1999 Miguel de Icaza
 * Copyright (C) 2000-2003 Ximian, Inc.
 */
#include <config.h>

#include <string.h>

#include "e-gui-utils.h"
#include <e-util/e-icon-factory.h>

#include <glib.h>
#include <gtk/gtkalignment.h>
#include <gtk/gtkimage.h>
#include <gtk/gtkbutton.h>
#include <gtk/gtklabel.h>
#include <gtk/gtkhbox.h>

#include <libgnome/gnome-program.h>
#include <libgnomevfs/gnome-vfs-mime-handlers.h>

#ifdef HAVE_LIBGNOMEUI_GNOME_ICON_LOOKUP_H
#include <libgnomeui/gnome-icon-lookup.h>
#endif

GtkWidget *e_create_image_widget(gchar *name,
                 gchar *string1, gchar *string2,
                 gint int1, gint int2)
{
    GtkWidget *alignment = NULL;
    if (string1) {
        GtkWidget *w;
        GdkPixbuf *pixbuf;

        pixbuf = e_icon_factory_get_icon (string1, 48);

        w = gtk_image_new_from_pixbuf (pixbuf);
        g_object_unref (pixbuf);

        gtk_misc_set_alignment (GTK_MISC (w), 0.5, 0.5);

        alignment = gtk_widget_new(gtk_alignment_get_type(),
                       "child", w,
                       "xalign", (double) 0,
                       "yalign", (double) 0,
                       "xscale", (double) 0,
                       "yscale", (double) 0,
                       NULL);

        gtk_widget_show_all (alignment);
    }

    return alignment;
}

GtkWidget *
e_button_new_with_stock_icon (const char *label_str, const char *stockid)
{
    GtkWidget *button, *hbox, *label, *align, *image;

    button = gtk_button_new ();

    label = gtk_label_new_with_mnemonic (label_str);

    gtk_label_set_mnemonic_widget (GTK_LABEL (label), button);

    image = gtk_image_new_from_stock (stockid, GTK_ICON_SIZE_BUTTON);
    hbox = gtk_hbox_new (FALSE, 2);

    align = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
      
    gtk_box_pack_start (GTK_BOX (hbox), image, FALSE, FALSE, 0);
    gtk_box_pack_end (GTK_BOX (hbox), label, FALSE, FALSE, 0);
      
    gtk_container_add (GTK_CONTAINER (button), align);
    gtk_container_add (GTK_CONTAINER (align), hbox);
    gtk_widget_show_all (align);

    return button;
}

/**
 * e_icon_for_mime_type:
 * @mime_type: a MIME type
 * @size_hint: the size the caller plans to display the icon at
 *
 * Tries to find an icon representing @mime_type that will display
 * nicely at @size_hint by @size_hint pixels. The returned icon
 * may or may not actually be that size.
 *
 * Return value: a pixbuf, which the caller must unref when it is done
 **/
GdkPixbuf *
e_icon_for_mime_type (const char *mime_type, int size_hint)
{
    char *icon_name, *icon_path = NULL;
    GdkPixbuf *pixbuf = NULL;

#ifdef HAVE_LIBGNOMEUI_GNOME_ICON_LOOKUP_H
    static GnomeIconTheme *icon_theme = NULL;

    /* Try the icon theme. (GNOME 2.2 or Sun GNOME 2.0).
     * This will also look in GNOME VFS.
     */

    if (!icon_theme)
        icon_theme = gnome_icon_theme_new ();

    icon_name = gnome_icon_lookup (icon_theme, NULL, NULL, NULL, NULL,
                       mime_type, 0, NULL);
    if (icon_name) {
        icon_path = gnome_icon_theme_lookup_icon (
            icon_theme, icon_name, size_hint, NULL, NULL);
        g_free (icon_name);
    }

#else
    const char *vfs_icon_name;

    /* Try gnome-vfs. (gnome-vfs.mime itself doesn't offer much,
     * but other software packages may define icons for
     * themselves.
     */
    vfs_icon_name = gnome_vfs_mime_get_icon (mime_type);
    if (vfs_icon_name) {
        icon_path = gnome_program_locate_file (
            NULL, GNOME_FILE_DOMAIN_PIXMAP,
            vfs_icon_name, TRUE, NULL);
    }

    if (!icon_path) {
        char *p;

        /* Try gnome-mime-data. */
        icon_name = g_strdup_printf ("document-icons/gnome-%s.png",
                         mime_type);
        p = strrchr (icon_name, '/');
        if (p)
            *p = '-';

        icon_path = gnome_program_locate_file (
            NULL, GNOME_FILE_DOMAIN_PIXMAP,
            icon_name, TRUE, NULL);
        g_free (icon_name);
    }

    if (!icon_path) {
        /* Use the generic document icon. */
        icon_path = gnome_program_locate_file (NULL, GNOME_FILE_DOMAIN_PIXMAP,
                              "document-icons/i-regular.png", TRUE, NULL);
        if (!icon_path) {
            g_warning ("Could not get any icon for %s!",mime_type);
            return e_icon_factory_get_icon (NULL, size_hint);
        }
    }
#endif
    
    if (icon_path == NULL)
        return NULL;
    
    pixbuf = gdk_pixbuf_new_from_file (icon_path, NULL);
    g_free (icon_path);
    return pixbuf;
}