/* $Id: gui_window.c,v 1.1 2013/02/17 00:52:20 steffen Exp $ */
/***************************************************************************
 *            gui_window.c
 *  
 *  Copyright (C) 2013  Steffen Pohle
 *  steffen@gulpe.de
 ***************************************************************************
 * basic windows functions
 ***************************************************************************/

/* 
 * 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.
 * 
 * main.c 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 "osmroute.h"
#include "draw.h"
#include "gui.h"
#include "system.h"

/*
 * reset all window data, do not allocate anything
 */
void gui_window_new (GUIWindow *win, int w, int h, char *title) {
	int i;

	for (i = 0; i < GUI_MAX_ITEM; i++) {
		win->items[i]->item = NULL;
		win->items[i]->type = GUI_NONE;
	}

	strncpy (win->title, title, GUI_TEXTLEN);

	win->screen = NULL;
	win->screen_changed = 1;
	win->h = h;
	win->w = w;
	win->focus = NULL;

	d_printf ("guiwindow_new %p width:%d height:%d", win, w, h);
};


/*
 * closes the window, but does not free the memory.
 */
void gui_window_close (GUIWindow *win) {
	int i;

	for (i = 0; i < GUI_WIN_BUTTONS; i++) {
		win->buttons[i].caption[0] = '\0';
		win->buttons[i].id = 0;
		win->buttons[i].callback_clicked = NULL;
		win->buttons[i].callback_draw = NULL;
	}
	for (i = 0; i < GUI_WIN_LABELS; i++) {
		win->labels[i].text[0] = '\0';
		win->labels[i].textcol = &color[COLOR_white][2];
		win->labels[i].id = 0;
	}
	for (i = 0; i < GUI_WIN_ENTRYS; i++) {
		win->entrys[i].text[0] = '\0';
		win->entrys[i].callback_enter = NULL;
		win->entrys[i].callback_changed = NULL;
		win->entrys[i].id = 0;
	}
	for (i = 0; i < GUI_WIN_CHECKBOXES; i++) {
		win->checkboxes[i].text[0] = '\0';
		win->checkboxes[i].callback_changed = NULL;
		win->checkboxes[i].id = 0;
	}

	win->title[0] = 0;

	gfx_img_free (win->screen);
	win->screen = NULL;
	win->screen_changed = 1;
	win->h = 0;
	win->w = 0;
};