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/* gcompris - dialog.c
*
* Copyright (C) 2000-2006 Bruno Coudoin
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <string.h>
#include "gcompris.h"
static GnomeCanvasGroup *rootDialogItem = NULL;
static GnomeCanvasItem *itemDialogText = NULL;
static gint item_event_ok(GnomeCanvasItem *item, GdkEvent *event, DialogBoxCallBack dbcb);
/*
* Close the dialog box if it was open. It not, do nothing.
*/
void gc_dialog_close() {
/* If we already running delete the previous one */
if(rootDialogItem) {
/* WORKAROUND: There is a bug in the richtex item and we need to remove it first */
while (g_idle_remove_by_data (itemDialogText));
gtk_object_destroy (GTK_OBJECT(itemDialogText));
itemDialogText = NULL;
gtk_object_destroy(GTK_OBJECT(rootDialogItem));
}
rootDialogItem = NULL;
}
/*
* Display a dialog box and an OK button
* When the box is closed, the given callback is called if any
*/
void gc_dialog(gchar *str, DialogBoxCallBack dbcb)
{
GnomeCanvasItem *item_text = NULL;
GnomeCanvasItem *item_text_ok = NULL;
GdkPixbuf *pixmap_dialog = NULL;
GtkTextIter iter_start, iter_end;
GtkTextBuffer *buffer;
GtkTextTag *txt_tag;
g_warning("Dialog=%s\n", str);
/* If we are already running do nothing */
if(rootDialogItem) {
g_warning("Cannot run a dialog box, one is already running. Message = %s\n", str);
return;
}
if(gc_get_canvas() == NULL)
{
g_warning("Cannot run a dialog box, canvas not initialized yet = %s\n", str);
return;
}
/* First pause the board */
gc_board_pause(TRUE);
gc_bar_hide(TRUE);
rootDialogItem = \
GNOME_CANVAS_GROUP(gnome_canvas_item_new (gnome_canvas_root(gc_get_canvas()),
gnome_canvas_group_get_type (),
"x", (double) 0,
"y", (double) 0,
NULL));
pixmap_dialog = gc_skin_pixmap_load("dialogbox.png");
itemDialogText = gnome_canvas_item_new (rootDialogItem,
gnome_canvas_pixbuf_get_type (),
"pixbuf", pixmap_dialog,
"x", (double) (BOARDWIDTH - gdk_pixbuf_get_width(pixmap_dialog))/2,
"y", (double) (BOARDHEIGHT - gdk_pixbuf_get_height(pixmap_dialog))/2,
NULL);
/* OK Text */
item_text_ok = gnome_canvas_item_new (rootDialogItem,
gnome_canvas_text_get_type (),
"text", _("OK"),
"font", gc_skin_font_title,
"x", (double) BOARDWIDTH*0.5,
"y", (double) (BOARDHEIGHT - gdk_pixbuf_get_height(pixmap_dialog))/2 +
gdk_pixbuf_get_height(pixmap_dialog) - 35,
"anchor", GTK_ANCHOR_CENTER,
"fill_color_rgba", gc_skin_color_text_button,
"weight", PANGO_WEIGHT_HEAVY,
NULL);
gdk_pixbuf_unref(pixmap_dialog);
gtk_signal_connect(GTK_OBJECT(itemDialogText), "event",
(GtkSignalFunc) item_event_ok,
dbcb);
item_text = gnome_canvas_item_new (rootDialogItem,
gnome_canvas_rich_text_get_type (),
"x", (double) BOARDWIDTH/2,
"y", (double) 100.0,
"width", (double)BOARDWIDTH-260.0,
"height", 400.0,
"anchor", GTK_ANCHOR_NORTH,
"justification", GTK_JUSTIFY_CENTER,
"grow_height", FALSE,
"cursor_visible", FALSE,
"cursor_blink", FALSE,
"editable", FALSE,
NULL);
gnome_canvas_item_set (item_text,
"text", str,
NULL);
buffer = gnome_canvas_rich_text_get_buffer(GNOME_CANVAS_RICH_TEXT(item_text));
txt_tag = gtk_text_buffer_create_tag(buffer, NULL,
"font", gc_skin_font_board_medium,
"foreground", "blue",
"family-set", TRUE,
NULL);
gtk_text_buffer_get_end_iter(buffer, &iter_end);
gtk_text_buffer_get_start_iter(buffer, &iter_start);
gtk_text_buffer_apply_tag(buffer, txt_tag, &iter_start, &iter_end);
gtk_signal_connect(GTK_OBJECT(item_text), "event",
(GtkSignalFunc) item_event_ok,
dbcb);
gtk_signal_connect(GTK_OBJECT(item_text_ok), "event",
(GtkSignalFunc) item_event_ok,
dbcb);
}
/* Callback for the bar operations */
static gint
item_event_ok(GnomeCanvasItem *item, GdkEvent *event, DialogBoxCallBack dbcb)
{
switch (event->type)
{
case GDK_ENTER_NOTIFY:
break;
case GDK_LEAVE_NOTIFY:
break;
case GDK_BUTTON_PRESS:
if(rootDialogItem)
gc_dialog_close();
gc_sound_play_ogg ("sounds/bleep.wav", NULL);
/* restart the board */
gc_board_pause(FALSE);
gc_bar_hide(FALSE);
if(dbcb != NULL)
dbcb();
default:
break;
}
return TRUE;
}
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