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/*
* 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 2 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.
*/
/* (C) Marcin Kwadrans <quarter@users.sourceforge.net> */
#include <gdk/gdkkeysyms.h>
#include "include/support.h"
#include "include/command.h"
#include "include/message.h"
gboolean set_direction_by_key (LWWizard *wizard, guint key)
{
switch (key) {
case GDK_Up:
case GDK_KP_Up:
wizard->setDirection (LW_DIRECTION_NORTH);
break;
case GDK_Right:
case GDK_KP_Right:
wizard->setDirection (LW_DIRECTION_EAST);
break;
case GDK_Down:
case GDK_KP_Down:
wizard->setDirection (LW_DIRECTION_SOUTH);
break;
case GDK_Left:
case GDK_KP_Left:
wizard->setDirection (LW_DIRECTION_WEST);
break;
default:
return FALSE;
}
return TRUE;
}
class LWCommandControl: public LWCommand {
LWValue *execute1 (LWContext *context, guint argc, LWValue *args[])
{
(void) args;
g_return_val_if_fail (argc == 0, NULL);
while (FALSE == g_queue_is_empty (context->queue_keys)) {
guint key = GPOINTER_TO_UINT(g_queue_pop_head (context->queue_keys));
if (TRUE == set_direction_by_key (context->wizard, key)) {
return NULL;
}
}
return NULL;
}
const gchar *getName (void)
{
return "control";
}
gchar *getHint ()
{
return _("Turn wizard in direction requested by the user");
}
void checkArgc (guint n)
{
if (n != 0)
throw new LWMessage (LW_ERROR_WrongNumberOfArguments);
}
};
LWSymbol *new_LWCommandControl()
{
return new LWCommandControl();
}
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