private void dispatch_key_press()
{
KeyPress e = (KeyPress)evt;
int keycode = e.detail();
int keystate = e.state();
int keysym = display.input.keycode_to_keysym(keycode, keystate);
if ((event_mask & KEYBOARD_BIT) != 0)
{
handle_keyboard(keysym, keystate, e.event_x(), e.event_y());
}
if (keysym == gnu.x11.keysym.Misc.ESCAPE)
{
exit();
}
}
protected override void dispatch_event()
{
Console.WriteLine("blocking-read event");
evt = display.next_event();
Console.WriteLine("got event " + evt);
switch (evt.code())
{
case gnu.x11.xevent.ButtonPress.CODE:
exit();
break;
case ClientMessage.CODE:
if (((ClientMessage)evt).delete_window())
{
exit();
}
break;
case Expose.CODE:
if (!thread.IsAlive)
{
thread.Start();
}
break;
case KeyPress.CODE: {
KeyPress e = (KeyPress)evt;
int keycode = e.detail();
int keystate = e.state();
int keysym = display.input.keycode_to_keysym(keycode, keystate);
if (keysym == 'q' || keysym == 'Q' ||
keysym == gnu.x11.keysym.Misc.ESCAPE)
{
exit();
}
break;
}
}
}
protected virtual void dispatch_event()
{
evt = display.next_event();
switch (evt.code())
{
case gnu.x11.xevent.ButtonPress.CODE:
exit();
break;
case ClientMessage.CODE:
if (((ClientMessage)evt).delete_window())
{
exit();
}
break;
case Expose.CODE:
if (((Expose)evt).count() == 0)
{
paint();
}
break;
case KeyPress.CODE: {
KeyPress e = (KeyPress)evt;
int keycode = e.detail();
int keystate = e.state();
int keysym = display.input.keycode_to_keysym(keycode, keystate);
if (keysym == 'q' || keysym == 'Q' ||
keysym == gnu.x11.keysym.Misc.ESCAPE)
{
exit();
}
break;
}
}
}
public void dispatch_event()
{
Event evt = display.next_event();
switch (evt.code())
{
case ButtonPress.CODE: {
int button = ((ButtonPress)evt).detail();
if (button == gnu.x11.Input.BUTTON1)
{
restart();
}
else if (button == gnu.x11.Input.BUTTON3)
{
exit();
}
break;
}
case ConfigureNotify.CODE:
window.set_geometry_cache(((ConfigureNotify)evt).rectangle());
break;
case Expose.CODE:
if (thread.IsAlive)
{
restart();
}
else
{
if (clear)
{
window.clear(false); // before thread starts
}
thread.Start();
}
break;
case KeyPress.CODE: {
KeyPress e = (KeyPress)evt;
int keycode = e.detail();
int keystate = e.state();
int keysym = display.input.keycode_to_keysym(keycode, keystate);
if (keysym == ' ')
{
restart();
}
else if (keysym == 'q' || keysym == 'Q' ||
keysym == gnu.x11.keysym.Misc.ESCAPE)
{
exit();
}
break;
}
case ClientMessage.CODE:
if (((ClientMessage)evt).delete_window())
{
exit();
}
break;
}
}
public Hello(String [] args)
: base(args)
{
about("0.1", "hello world",
"Stephen Tse <*****@*****.**>",
"http://escher.sourceforge.net/",
"\nTo quit, press 'q', 'Q', ESCAPE, or any button.");
if (help_option)
{
return;
}
Window.Attributes win_attr = new Window.Attributes();
win_attr.set_background(display.default_white);
win_attr.set_border(display.default_black);
win_attr.set_event_mask(Event.BUTTON_PRESS_MASK
| Event.EXPOSURE_MASK | Event.KEY_PRESS_MASK);
Window window = new Window(display.default_root, 10, 10,
100, 50, 5, win_attr);
window.set_wm(this, "main");
window.set_wm_delete_window();
window.map();
while (!exit_now)
{
Event evt = display.next_event();
switch (evt.code())
{
case gnu.x11.xevent.ButtonPress.CODE:
exit();
break;
case ClientMessage.CODE:
if (((ClientMessage)evt).delete_window())
{
exit();
}
break;
case Expose.CODE:
if (((Expose)evt).count() == 0)
{
window.text(display.default_gc, 20, 30, "Hello World!");
}
break;
case KeyPress.CODE: {
KeyPress e = (KeyPress)evt;
int keycode = e.detail();
int keystate = e.state();
int keysym = display.input.keycode_to_keysym(keycode, keystate);
if (keysym == 'q' || keysym == 'Q' ||
keysym == gnu.x11.keysym.Misc.ESCAPE)
{
exit();
}
break;
}
}
}
display.close();
}