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zenity/src/about.c

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/*
* about.c
*
* Copyright (C) 2002 Sun Microsystems, Inc.
* Copyright (C) 2001 CodeFactory AB
* Copyright (C) 2001, 2002 Anders Carlsson
*
* This 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.
*
* 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
* Authors: Glynn Foster <glynn.foster@sun.com>
* Anders Carlsson <andersca@gnu.org>
*/
#include "config.h"
#include "zenity.h"
#include "util.h"
#include <gdk/gdkkeysyms.h>
#include <libgnomecanvas/gnome-canvas.h>
#include <glade/glade.h>
#define GTK_RESPONSE_CREDITS 0
#define ZENITY_HELP_PATH ZENITY_DATADIR "/help/"
#define ZENITY_CLOTHES_PATH ZENITY_DATADIR "/clothes/"
#define ZENITY_CANVAS_X 400.0
#define ZENITY_CANVAS_Y 280.0
static GtkWidget *dialog;
static GtkWidget *cred_dialog;
static void zenity_about_dialog_response (GtkWidget *widget, int response, gpointer data);
/* Sync with the people in the THANKS file */
static const gchar *author_credits[] = {
"Author -",
"Glynn Foster <glynn.foster@sun.com>",
"",
"Thanks to -",
"Jonathan Blandford <jrb@redhat.com>",
"Anders Carlsson <andersca@codefactory.se>",
"John Fleck <jfleck@inkstain.net>",
"James Henstridge <james@daa.com.au>",
"Mike Newman <mike@gtnorthern.demon.co.uk>",
"Havoc Pennington <hp@redhat.com>",
"Kristian Rietveld <kris@gtk.org>",
"Jakub Steiner <jimmac@ximian.com>",
"Tom Tromey <tromey@redhat.com>",
NULL
};
gchar *translator_credits;
static gint
zenity_move_clothes_event (GnomeCanvasItem *item, GdkEvent *event, gpointer data)
{
static double x, y;
double new_x, new_y;
GdkCursor *fleur;
static int dragging;
double item_x, item_y;
/* set item_[xy] to the event x,y position in the parent's item-relative coordinates */
item_x = event->button.x;
item_y = event->button.y;
gnome_canvas_item_w2i (item->parent, &item_x, &item_y);
switch (event->type) {
case GDK_BUTTON_PRESS:
switch (event->button.button) {
case 1:
if (event->button.state & GDK_SHIFT_MASK)
gtk_object_destroy (GTK_OBJECT (item));
else {
x = item_x;
y = item_y;
fleur = gdk_cursor_new (GDK_FLEUR);
#if 0
gnome_canvas_item_grab (item,
GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
fleur,
event->button.time);
#endif
gdk_cursor_unref (fleur);
dragging = TRUE;
}
break;
case 2:
if (event->button.state & GDK_SHIFT_MASK)
gnome_canvas_item_lower_to_bottom (item);
else
gnome_canvas_item_lower (item, 1);
break;
case 3:
if (event->button.state & GDK_SHIFT_MASK)
gnome_canvas_item_raise_to_top (item);
else
gnome_canvas_item_raise (item, 1);
break;
default:
break;
}
break;
case GDK_MOTION_NOTIFY:
if (dragging && (event->motion.state & GDK_BUTTON1_MASK)) {
new_x = item_x;
new_y = item_y;
gnome_canvas_item_move (item, new_x - x, new_y - y);
x = new_x;
y = new_y;
}
break;
case GDK_BUTTON_RELEASE:
gnome_canvas_item_ungrab (item, event->button.time);
dragging = FALSE;
break;
default:
break;
}
return FALSE;
}
typedef struct
{
const gchar *filename;
gdouble x, y;
} MonkClothes;
static MonkClothes monk_clothes[] = {
{"gnome-tshirt.png", 30.0, ZENITY_CANVAS_Y - 150.0},
{"sunglasses.png", ZENITY_CANVAS_X - 100.0 , ZENITY_CANVAS_Y - 150.0 }
};
static void
zenity_create_clothes (GtkWidget *canvas_board)
{
GdkPixbuf *pixbuf;
GnomeCanvasItem *canvas_item;
gchar *pixbuf_path;
gint i;
for (i = 0; i < G_N_ELEMENTS (monk_clothes); i++) {
pixbuf_path = g_strconcat (ZENITY_CLOTHES_PATH, monk_clothes[i].filename, NULL);
pixbuf = gdk_pixbuf_new_from_file (pixbuf_path, NULL);
canvas_item = gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (canvas_board)->root),
gnome_canvas_pixbuf_get_type (),
"x", monk_clothes[i].x,
"y", monk_clothes[i].y,
"pixbuf", pixbuf,
"anchor", GTK_ANCHOR_NW,
NULL);
g_signal_connect (G_OBJECT (canvas_item), "event",
G_CALLBACK (zenity_move_clothes_event), NULL);
}
}
static GtkWidget *
zenity_create_monk (void)
{
GtkWidget *canvas_board;
GnomeCanvasItem *canvas_item;
GnomeCanvasGroup *root;
GdkPixbuf *pixbuf;
GdkColor color = { 0, 0xffff, 0xffff, 0xffff };
canvas_board = gnome_canvas_new ();
gnome_canvas_set_scroll_region (GNOME_CANVAS (canvas_board), 0, 0,
ZENITY_CANVAS_X, ZENITY_CANVAS_Y);
gtk_widget_set_size_request (canvas_board, ZENITY_CANVAS_X, ZENITY_CANVAS_Y);
gdk_colormap_alloc_color (gtk_widget_get_colormap (GTK_WIDGET (canvas_board)),
&color, FALSE, TRUE);
gtk_widget_modify_bg (GTK_WIDGET (canvas_board), GTK_STATE_NORMAL, &color);
pixbuf = gdk_pixbuf_new_from_file (ZENITY_CLOTHES_PATH "monk.png", NULL);
canvas_item = gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (canvas_board)->root),
gnome_canvas_pixbuf_get_type (),
"x", (ZENITY_CANVAS_X / 2.0)/2.0 + 10.0,
"y", (ZENITY_CANVAS_Y / 2.0)/2.0 - 50.0,
"pixbuf", pixbuf,
"anchor", GTK_ANCHOR_NW,
NULL);
zenity_create_clothes (canvas_board);
return canvas_board;
}
static GtkWidget *
zenity_create_boutique (void)
{
GtkWidget *window;
GtkWidget *canvas;
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
zenity_util_set_window_icon (window, ZENITY_IMAGE_FULLPATH ("zenity.png"));
canvas = zenity_create_monk ();
gtk_container_add (GTK_CONTAINER (window), canvas);
return window;
}
static gboolean
zenity_zen_wisdom (GtkDialog *dialog, GdkEventKey *event, gpointer user_data)
{
static gint string_count;
if (string_count >= 3)
return FALSE;
switch (event->keyval) {
case GDK_N:
case GDK_n:
if (string_count == 2) {
GtkWidget *window;
window = zenity_create_boutique ();
gtk_widget_show_all (window);
string_count++;
} else {
string_count = 0;
}
break;
case GDK_Z:
case GDK_z:
if (string_count == 0)
string_count++;
else
string_count = 0;
break;
case GDK_E:
case GDK_e:
if (string_count == 1)
string_count++;
else
string_count = 0;
break;
default:
string_count = 0;
}
return FALSE;
}
void
zenity_about (ZenityData *data)
{
GladeXML *glade_dialog = NULL;
GdkPixbuf *pixbuf;
GtkWidget *label;
GtkWidget *image;
gchar *text;
glade_dialog = zenity_util_load_glade_file ("zenity_about_dialog");
if (glade_dialog == NULL) {
data->exit_code = -1;
return;
}
translator_credits = _("translator_credits");
glade_xml_signal_autoconnect (glade_dialog);
dialog = glade_xml_get_widget (glade_dialog, "zenity_about_dialog");
g_signal_connect (G_OBJECT (dialog), "response",
G_CALLBACK (zenity_about_dialog_response), data);
g_signal_connect (G_OBJECT (dialog), "key_press_event",
G_CALLBACK (zenity_zen_wisdom), glade_dialog);
zenity_util_set_window_icon (dialog, ZENITY_IMAGE_FULLPATH ("zenity.png"));
image = glade_xml_get_widget (glade_dialog, "zenity_about_image");
pixbuf = gdk_pixbuf_new_from_file (ZENITY_IMAGE_FULLPATH ("zenity.png"), NULL);
if (pixbuf != NULL) {
gtk_image_set_from_pixbuf (GTK_IMAGE (image), pixbuf);
g_object_unref (pixbuf);
}
label = glade_xml_get_widget (glade_dialog, "zenity_about_version");
gtk_label_set_selectable (GTK_LABEL (label), FALSE);
text = g_strdup_printf ("<span size=\"xx-large\" weight=\"bold\">Zenity %s</span>", VERSION);
gtk_label_set_markup (GTK_LABEL (label), text);
g_free (text);
label = glade_xml_get_widget (glade_dialog, "zenity_about_description");
gtk_label_set_selectable (GTK_LABEL (label), FALSE);
gtk_label_set_text (GTK_LABEL (label), _("Display dialog boxes from shell scripts"));
label = glade_xml_get_widget (glade_dialog, "zenity_about_copyright");
gtk_label_set_selectable (GTK_LABEL (label), FALSE);
text = g_strdup_printf ("<span size=\"small\">%s</span>", _("(C) 2003 Sun Microsystems"));
gtk_label_set_markup (GTK_LABEL (label), text);
g_free (text);
if (glade_dialog)
g_object_unref (glade_dialog);
gtk_widget_show (dialog);
gtk_main ();
}
static GtkWidget *
zenity_about_create_label (void)
{
GtkWidget *label;
label = gtk_label_new ("");
gtk_label_set_selectable (GTK_LABEL (label), TRUE);
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.0);
gtk_misc_set_padding (GTK_MISC (label), 8, 8);
gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_LEFT);
return label;
}
static void
zenity_about_update_author_label (GtkWidget *label)
{
GString *string;
gchar *tmp;
gint i = 0;
gtk_widget_show (label);
string = g_string_new ("");
for (i = 0; author_credits[i] != NULL; i++) {
tmp = g_markup_escape_text (author_credits[i], -1);
g_string_append (string, tmp);
if (author_credits[i+1] != NULL)
g_string_append (string, "\n");
g_free (tmp);
}
gtk_label_set_markup (GTK_LABEL (label), string->str);
g_string_free (string, TRUE);
}
static void
zenity_about_update_translator_label (GtkWidget *label)
{
GString *string;
gchar *tmp;
if (strcmp (translator_credits, "translator_credits") == 0) {
gtk_widget_hide (label);
return;
} else {
gtk_widget_show (label);
}
string = g_string_new ("");
tmp = g_markup_escape_text (translator_credits, -1);
g_string_append (string, tmp);
g_free (tmp);
gtk_label_set_markup (GTK_LABEL (label), string->str);
g_string_free (string, TRUE);
}
static void
zenity_about_dialog_credits_response (GtkWidget *widget, int response, gpointer data)
{
gtk_widget_destroy (widget);
widget = NULL;
}
static void
zenity_about_display_credits_dialog (void)
{
GtkWidget *credits_dialog;
GtkWidget *label, *notebook, *sw;
if (cred_dialog != NULL) {
gtk_window_present (GTK_WINDOW (cred_dialog));
return;
}
credits_dialog = gtk_dialog_new_with_buttons (_("Credits"),
GTK_WINDOW (dialog), GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_STOCK_OK, GTK_RESPONSE_OK, NULL);
g_signal_connect (G_OBJECT (credits_dialog), "response",
G_CALLBACK (gtk_widget_destroy), credits_dialog);
g_signal_connect (G_OBJECT (credits_dialog), "destroy",
G_CALLBACK (gtk_widget_destroyed), &cred_dialog);
cred_dialog = credits_dialog;
gtk_window_set_default_size (GTK_WINDOW (credits_dialog), 360, 260);
gtk_dialog_set_default_response (GTK_DIALOG (credits_dialog), GTK_RESPONSE_OK);
notebook = gtk_notebook_new ();
gtk_container_set_border_width (GTK_CONTAINER (notebook), 8);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (credits_dialog)->vbox), notebook, TRUE, TRUE, 0);
if (author_credits != NULL) {
label = zenity_about_create_label ();
sw = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (sw), label);
gtk_viewport_set_shadow_type (GTK_VIEWPORT (GTK_BIN (sw)->child), GTK_SHADOW_NONE);
gtk_notebook_append_page (GTK_NOTEBOOK (notebook), sw,
gtk_label_new (_("Written by")));
zenity_about_update_author_label (label);
}
if (translator_credits != NULL && strcmp (translator_credits, "translator_credits") != 0) {
label = zenity_about_create_label ();
sw = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (sw), label);
gtk_viewport_set_shadow_type (GTK_VIEWPORT (GTK_BIN (sw)->child), GTK_SHADOW_NONE);
gtk_notebook_append_page (GTK_NOTEBOOK (notebook), sw,
gtk_label_new (_("Translated by")));
zenity_about_update_translator_label (label);
}
gtk_widget_show_all (credits_dialog);
}
static void
zenity_about_dialog_response (GtkWidget *widget, int response, gpointer data)
{
ZenityData *zen_data = data;
GError *error = NULL;
switch (response) {
case GTK_RESPONSE_OK:
zen_data->exit_code = 0;
gtk_main_quit ();
break;
case GTK_RESPONSE_HELP:
zenity_util_show_help (ZENITY_HELP_PATH, "zenity.xml", NULL);
break;
case GTK_RESPONSE_CREDITS:
zenity_about_display_credits_dialog ();
break;
default:
/* Esc dialog */
zen_data->exit_code = 1;
break;
}
}
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