/* examples/canvas/event.c */

#include <helium.h>

He_node *princ, *canvas;

void canvas_repaint_proc (He_node *hn, Window win)
{
    printf ("canvas_repaint_proc\n");
}

void canvas_event_proc (He_node *hn, He_event *hev)
{
    printf ("canvas_event_proc ");

    switch (hev->type) {
        case EnterNotify :
            printf ("EnterNotify   %d,%d %d\n", hev->sx, hev->sy, hev->sb);
            break;
        case LeaveNotify :
            printf ("LeaveNotify   %d,%d %d\n", hev->sx, hev->sy, hev->sb);
            break;
        case ButtonPress :
            printf ("ButtonPress   %d,%d %d\n", hev->sx, hev->sy, hev->sb);
            break;
        case ButtonRelease :
            printf ("ButtonRelease %d,%d %d\n", hev->sx, hev->sy, hev->sb);
            break;
        case MotionNotify :
            printf ("MotionNotify  %d,%d %d\n", hev->sx, hev->sy, hev->sb);
            break;
        case KeyPress :
            printf ("KeyPress: \"%s\" keysym = XK_%s len = %d\n",
                hev->str, XKeysymToString(hev->sym), hev->len);
            break;
        case KeyRelease :
            printf ("KeyRelease\n");
            break;
    }
}

int main (int argc, char *argv[])
{
    HeInit (&argc, &argv);

    princ = HeCreateFrame();
    HeSetFrameLabel (princ, "Évènements du canvas");

    canvas = HeCreateCanvas (princ);
    HeSetCanvasRepaintProc (canvas, canvas_repaint_proc);
    HeSetCanvasEventProc (canvas, canvas_event_proc);

    HeSetWidth (canvas, 300); HeSetHeight (canvas, 300);
    HeFit (princ);

    return HeMainLoop (princ);
}