/*
 *  Image Buttons
 *  -------------
 *  This program tests the use of image buttons.
 */

#include <graphapp.h>

char * filename = NULL;
image  img = NULL;
button btn = NULL;

void load_an_image(button b)
{
	image new_img;
	window win = parentwindow(b);

	setcursor(HandCursor);
	filename = askfilename(NULL, filename);

	if (filename) {
		new_img = loadimage(filename);
		if (new_img) {
			setimage(btn, new_img);
			del(img);
			img = new_img;
		}
	}
	setcursor(ArrowCursor);
}

void disable_btn(button b)
{
	disable(btn);
}

void enable_btn(button b)
{
	enable(btn);
}

void change(button b)
{
	beep();
	if (ischecked(b))
		uncheck(b);
	else
		check(b);
}

void main(void)
{
	rect r = rect(0,0,200,200);
	window w = newwindow("Image Button Test",
			rect(50,50,400,350), StandardWindow + UsePalette);

	newbutton("Load",    rect(10,10,90,30), load_an_image);
	newbutton("Disable", rect(110,10,90,30), disable_btn);
	newbutton("Enable",  rect(210,10,90,30), enable_btn);
	btn = newimagebutton(img, rect(10,50,324,204), change);

	show(w);
}