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interim commit of ongoing X11 works

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This commit is contained in:
hyunghwan.chung 2017-06-23 16:09:07 +00:00
parent 16ff846013
commit 246662220f
4 changed files with 494 additions and 283 deletions
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296
moo/kernel/X11.moo
View File

@ -2,26 +2,49 @@
class X11(Object) from 'x11'
{
## =====================================================================
## this part of the class must match the internal
## definition struct x11_t defined in _x11.h
## ---------------------------------------------------------------------
var display_base := nil.
var shell_container := nil.
var windows. ## all windows registered
var event_loop_sem, event_loop_proc.
var ll_event_blocks.
var llevent.
var expose_event.
var key_event.
var mouse_event.
var mouse_wheel_event.
## =====================================================================
method(#class,#primitive,#liberal) _open_display(name).
method(#class,#primitive) _close_display(display).
method(#class,#primitive) _get_fd(display).
method(#class,#primitive) _get_event(display, event).
method(#class,#primitive) _create_window(display, window, x, y, width, height, fgcolor, bgcolor).
var shell_container := nil.
var window_registrar. ## all windows registered
method(#primitive) _get_evtbuf.
var event_loop_sem, event_loop_proc.
var llevent_blocks.
method(#primitive,#liberal) _open_display(name).
method(#primitive) _close_display.
method(#primitive) _get_fd.
method(#primitive) _get_event.
method(#primitive) _create_window(parent_window, x, y, width, height, fgcolor, bgcolor).
method(#primitive) _destroy_window(window).
##method(#primitive) _fill_rectangle(window, gc, x, y, width, height).
method(#primitive) _draw_rectangle(window, gc, x, y, width, height).
method __create_window(parent_window, x, y, width, height, fgcolor, bgcolor, owner)
{
| w |
w := self _create_window(parent_window, x, y, width, height, fgcolor, bgcolor).
if (w notError) { self.window_registrar at: w put: owner }.
^w
}
method __close_window(window_handle)
{
| w |
w := self _destroy_window(window_handle).
if (w notError) { self.window_registrar removeKey: window_handle }
}
}
class X11.Exception(System.Exception)
@ -50,7 +73,7 @@ class X11.Rectangle(Object)
## ---------------------------------------------------------------------------
## Event
## ---------------------------------------------------------------------------
pooldic X11.LLEvent
pooldic X11.LLEventType
{
KEY_PRESS := 2.
KEY_RELEASE := 3.
@ -66,6 +89,11 @@ pooldic X11.LLEvent
CLIENT_MESSAGE := 33.
}
class X11.LLEvent(Object)
{
var(#get) type := 0, window := 0, x := 0, y := 0, width := 0, height := 0.
}
class X11.Event(Object)
{
}
@ -109,6 +137,45 @@ class X11.ExposeEvent(X11.Event)
## ---------------------------------------------------------------------------
## X11 Context
## ---------------------------------------------------------------------------
class X11.GraphicsContext(Object)
{
var(#get) widget := nil, gcHandle := nil.
var(#get,#set)
foreground := 0,
background := 0,
lineWidth := 1,
lineStyle := 0,
fillStyle := 0.
method(#class) new: widget
{
^(super new) __make_gc_on: widget
}
method __make_gc_on: widget
{
| gc |
gc := widget displayServer _create_gc (widget windowHandle).
if (gc isError) { selfns.Exception signal: 'Cannot create a graphics context' }.
self.gcHandle := gc.
self.widget := widget.
}
method fillRectangle(x, y, width, height)
{
^self.widget displayServer _fill_rectangle (self.widget windowHandle, self.gcHandle, x, y, width, height).
}
method drawRectangle(x, y, width, height)
{
^self.widget displayServer _draw_rectangle (self.widget windowHandle, self.gcHandle, x, y, width, height).
}
}
## ---------------------------------------------------------------------------
## X11 Widgets
## ---------------------------------------------------------------------------
@ -125,23 +192,41 @@ class X11.Widget(Object)
bgcolor := 0,
realized := false.
method displayOn: grctx
{
}
method displayBase
method displayServer
{
if (self.parent isNil) { ^nil }.
^self.parent displayBase.
^self.parent displayServer.
}
method windowHandle
{
(* i assume that a widget doesn't' with a low-level window by default.
* if a widget maps to a window, the widget class must implement the
* windowHandle method to return the low-level window handle.
* if it doesn't map to a window, it piggybacks on the parent's window *)
if (self.parent isNil) { ^nil }.
^self.parent windowHandle.
}
method paint: paint_event
{
}
method realize
{
## super realize chaining required???
}
method dispose
{
}
## what should be done first? remvoe from container? should dispose be called?
## super dispose chaining required?
##if (self.parent notNil)
##{
## self.parent remove: self.
##}
}
}
class X11.Label(X11.Widget)
@ -151,24 +236,28 @@ class X11.Label(X11.Widget)
method text: text
{
self.text := text.
self displayOn: nil.
if (self windowHandle notNil) { self paint: nil }
}
method displayOn: grctx
method paint: paint_event
{
## grctx _fillRectangle ().
## grctx _drawText (...).
## TODO Draw Text...
| gc |
System logNl: 'LABEL GC.......'.
gc := selfns.GraphicsContext new: self.
gc foreground: 100.
gc drawRectangle (self.x, self.y, self.width, self.height).
###gc.drawText (self.title)
}
method realize
{
## if i want to use a window to represent it, it must create window here.
## otherwise, do other works in displayOn???
## otherwise, do other works in paint:???
}
method dispose
{
}
}
@ -197,7 +286,7 @@ class X11.Composite(X11.Widget)
| link |
if (widget parent =~ self)
{
selfns.Exception sinal: 'Cannot remove a foreign widget'
selfns.Exception sinal: 'Cannot remove an unknown widget'
}.
## TODO: unmap and destroy...
@ -213,14 +302,15 @@ class X11.Composite(X11.Widget)
method dispose
{
self.children do: [:child | child dispose ]
self.children do: [:child | child dispose ]
}
}
class X11.Shell(X11.Composite)
{
var(#get) title.
var(#get,#set) displayBase.
var(#get) title := ''.
var(#get,#set) displayServer := nil.
var(#get) windowHandle := nil.
method new: title
{
@ -230,7 +320,7 @@ class X11.Shell(X11.Composite)
method title: title
{
self.title := title.
if (self.realized)
if (self.windowHandle notNil)
{
## set window title of this window.
}
@ -239,16 +329,36 @@ class X11.Shell(X11.Composite)
method realize
{
| wind |
if (self.realized) { ^self }.
if (self.windowHandle notNil) { ^self }.
wind := X11 _create_window(self.displayBase, nil, self.x, self.y, self.width, self.height, self.fgcolor, self.bgcolor).
wind := self.displayServer __create_window(nil, self.x, self.y, self.width, self.height, self.fgcolor, self.bgcolor, self).
if (wind isError)
{
self.Exception signal: ('Cannot create shell ' & self.title).
}.
self.children do: [:child | child realize ].
self.realized := true.
self.windowHandle := wind.
[
self.children do: [:child | child realize ].
] on: System.Exception do: [:ex |
self.displayServer _destroy_window(wind).
self.windowHandle := nil.
ex pass
].
### call displayOn: from the exposure handler...
self paint: nil.
}
method dispose
{
super dispose.
if (self.windowHandle notNil)
{
self.displayServer _destroy_window (self.windowHandle).
self.windowHandle := nil.
}
}
}
@ -264,20 +374,16 @@ extend X11
method __connect_to: name
{
| base |
base := X11 _open_display(name).
if (base isError) { self.Exception signal: 'cannot open display' }.
self.display_base := base.
if (self _open_display(name) isError)
{
self.Exception signal: 'cannot open display'
}
.
self.display_base dump.
}
method dispose
{
if (self.display_event notNil)
{
X11 _free_event.
self.display_event := nil.
}.
if (self.shell_container notNil)
{
self.shell_container dispose.
@ -286,101 +392,95 @@ extend X11
if (self.display_base notNil)
{
self _close_display.
##self.display_base := nil.
}.
X11 _close_display (self.display_base).
self.display_base := nil.
}l
## TODO: check if _fini_trailer is not called for some exception throwing...
##self _fini_trailer.
}
method initialize
{
super initialize.
self.shell_container := self.Composite new.
self.display_event := self _alloc_event.
self.windows := System.Dictionary new: 100.
self.llevent := self.LLEvent new.
self.expose_event := self.ExposeEvent new.
self.key_event := self.KeyEvent new.
self.mouse_event := self.MouseEvent new.
self.mouse_wheel_event := self.MouseWheelEvent new.
self.shell_container := self.Composite new.
self.window_registrar := System.Dictionary new: 100.
(*
self.ll_event_blocks := System.Dictionary new.
self.ll_event_blocks
at: self.LLEvent.KEY_PRESS put: #__handle_key_event:;
at: self.LLEvent.KEY_RELEASE put: #__handle_key_event:;
at: self.LLEvent.BUTTON_PRESS put: #__handle_button_event:;
at: self.LLEvent.BUTTON_RELEASE put: #__handle_button_event:;
at: self.LLEvent.MOTION_NOTIFY put: #__handle_notify:;
at: self.LLEvent.ENTER_NOTIFY put: #__handle_notify:;
at: self.LLEvent.LEAVE_NOTIFY put: #__handle_notify:;
at: self.LLEvent.EXPOSE put: #__handle_expose:;
at: self.LLEvent.DESTROY_NOTIFY put: #__handle_destroy_notify:;
at: self.LLEvent.CONFIGURE_NOTIFY put: #__handle_configure_notify:;
at: self.LLEvent.CLIENT_MESSAGE put: #__handle_client_message:.
self.llevent_blocks := System.Dictionary new.
self.llevent_blocks
at: self.LLEventType.KEY_PRESS put: #__handle_key_event:;
at: self.LLEventType.KEY_RELEASE put: #__handle_key_event:;
at: self.LLEventType.BUTTON_PRESS put: #__handle_button_event:;
at: self.LLEventType.BUTTON_RELEASE put: #__handle_button_event:;
at: self.LLEventType.MOTION_NOTIFY put: #__handle_notify:;
at: self.LLEventType.ENTER_NOTIFY put: #__handle_notify:;
at: self.LLEventType.LEAVE_NOTIFY put: #__handle_notify:;
at: self.LLEventType.EXPOSE put: #__handle_expose:;
at: self.LLEventType.DESTROY_NOTIFY put: #__handle_destroy_notify:;
at: self.LLEventType.CONFIGURE_NOTIFY put: #__handle_configure_notify:;
at: self.LLEventType.CLIENT_MESSAGE put: #__handle_client_message:.
*)
self.ll_event_blocks := %{
self.LLEvent.KEY_PRESS -> #__handle_key_event:,
self.LLEvent.KEY_RELEASE -> #__handle_key_event:,
self.LLEvent.BUTTON_PRESS -> #__handle_button_event:,
self.LLEvent.BUTTON_RELEASE -> #__handle_button_event:,
self.LLEvent.MOTION_NOTIFY -> #__handle_notify:,
self.LLEvent.ENTER_NOTIFY -> #__handle_notify:,
self.LLEvent.LEAVE_NOTIFY -> #__handle_notify:,
self.LLEvent.EXPOSE -> #__handle_expose:,
self.LLEvent.DESTROY_NOTIFY -> #__handle_destroy_notify:,
self.LLEvent.CONFIGURE_NOTIFY -> #__handle_configure_notify:,
self.LLEvent.CLIENT_MESSAGE -> #__handle_client_message:
self.llevent_blocks := %{
self.LLEventType.KEY_PRESS -> #__handle_key_event:,
self.LLEventType.KEY_RELEASE -> #__handle_key_event:,
self.LLEventType.BUTTON_PRESS -> #__handle_button_event:,
self.LLEventType.BUTTON_RELEASE -> #__handle_button_event:,
self.LLEventType.MOTION_NOTIFY -> #__handle_notify:,
self.LLEventType.ENTER_NOTIFY -> #__handle_notify:,
self.LLEventType.LEAVE_NOTIFY -> #__handle_notify:,
self.LLEventType.EXPOSE -> #__handle_expose:,
self.LLEventType.DESTROY_NOTIFY -> #__handle_destroy_notify:,
self.LLEventType.CONFIGURE_NOTIFY -> #__handle_configure_notify:,
self.LLEventType.CLIENT_MESSAGE -> #__handle_client_message:
}.
}
method addShell: shell
{
if (shell displayBase isNil)
if (shell displayServer isNil)
{
self.shell_container add: shell.
shell displayBase: self.display_base.
shell displayServer: self.
}
}
method removeShell: shell
{
if (shell displayBase notNil)
if (shell displayServer notNil)
{
self.shell_container remove: shell.
shell displayBase: nil.
shell displayServer: nil.
}
}
method registerWindow: window
{
^self.windows at: (window windowBase) put: window.
}
method removeWindow: window
{
^self.windows removeKey: (window windowBase)
}
method enterEventLoop
{
if (self.event_loop_sem isNil)
{
self.event_loop_sem := Semaphore new.
Processor signal: self.event_loop_sem onInput: (X11 _get_fd(self.display_base)).
Processor signal: self.event_loop_sem onInput: (self _get_fd).
self.event_loop_proc := [
| event ongoing |
| evtbuf event ongoing |
ongoing := true.
while (self.shell_container childrenCount > 0)
{
###'Waiting for X11 event...' dump.
'Waiting for X11 event...' dump.
self.event_loop_sem wait.
if (ongoing not) { break }.
while (self _get_event(self.display_base, self.display_event))
while ((event := self _get_event) notNil)
{
if (event isError)
{
@ -421,15 +521,16 @@ extend X11
method __dispatch_event: event
{
(*
| type mthname |
##type := System _getUint8(event, 0).
type := event getUint8(0).
mthname := self.ll_event_blocks at: (type bitAnd: 16r7F).
mthname := self.llevent_blocks at: (type bitAnd: 16r7F).
if (mthname isError)
{
(* unknown event. ignore it *)
('IGNORING UNKNOWN LL-EVENT TYPE ' & type asString) dump.
}
else
@ -437,6 +538,7 @@ extend X11
^self perform (mthname, event).
##^self perform: mthname with: event.
}
*)
}
method __handle_notify: type

52
moo/lib/main.c
View File

@ -166,28 +166,30 @@ typedef struct xtn_t xtn_t;
struct xtn_t
{
const char* source_path; /* main source file */
int vm_running;
#if defined(_WIN32)
HANDLE waitable_timer;
#else
#if defined(USE_DEVPOLL) || defined(USE_EPOLL)
#if defined(USE_DEVPOLL) || defined(USE_EPOLL)
int ep; /* /dev/poll or epoll */
#endif
#endif
#if defined(USE_DEVPOLL) || defined(USE_POLL)
#if defined(USE_DEVPOLL) || defined(USE_POLL)
struct
{
moo_oow_t capa;
moo_ooi_t* ptr;
} epd;
#endif
#endif
#if defined(USE_THREAD)
#if defined(USE_THREAD)
int p[2]; /* pipe for signaling */
pthread_t iothr;
int iothr_up;
int iothr_abort;
#endif
#endif
struct
{
@ -210,14 +212,12 @@ struct xtn_t
#endif
moo_oow_t len;
#if defined(USE_THREAD)
#if defined(USE_THREAD)
pthread_mutex_t mtx;
pthread_cond_t cnd;
pthread_cond_t cnd2;
#endif
#endif
} ev;
#endif
};
@ -749,7 +749,6 @@ static void log_write (moo_t* moo, moo_oow_t mask, const moo_ooch_t* msg, moo_oo
#endif
}
/* ========================================================================= */
#if defined(USE_DEVPOLL) || defined(USE_POLL)
static int secure_poll_data_space (moo_t* moo, int fd)
@ -1005,7 +1004,8 @@ static void* iothr_main (void* arg)
if (n <= -1)
{
/* TODO: don't use MOO_DEBUG2. it's not thread safe... */
MOO_DEBUG2 (moo, "Warning: epoll_wait failure - %d, %hs\n", errno, strerror(errno));
/* the following call has a race-condition issue when called in this separate thread */
/*MOO_DEBUG2 (moo, "Warning: epoll_wait failure - %d, %hs\n", errno, strerror(errno));*/
}
else if (n > 0)
{
@ -1094,18 +1094,19 @@ static int vm_startup (moo_t* moo)
}
pcount = 2;
#if defined(O_CLOEXEC)
#if defined(O_CLOEXEC)
flag = fcntl (xtn->p[0], F_GETFD);
if (flag >= 0) fcntl (xtn->p[0], F_SETFD, flag | FD_CLOEXEC);
flag = fcntl (xtn->p[1], F_GETFD);
if (flag >= 0) fcntl (xtn->p[1], F_SETFD, flag | FD_CLOEXEC);
#endif
#if defined(O_NONBLOCK)
#endif
#if defined(O_NONBLOCK)
flag = fcntl (xtn->p[0], F_GETFL);
if (flag >= 0) fcntl (xtn->p[0], F_SETFL, flag | O_NONBLOCK);
flag = fcntl (xtn->p[1], F_GETFL);
if (flag >= 0) fcntl (xtn->p[1], F_SETFL, flag | O_NONBLOCK);
#endif
#endif
if (_add_poll_fd (moo, xtn->p[0], XPOLLIN, MOO_TYPE_MAX(moo_oow_t)) <= -1) goto oops;
@ -1116,8 +1117,11 @@ static int vm_startup (moo_t* moo)
xtn->iothr_abort = 0;
xtn->iothr_up = 0;
/*pthread_create (&xtn->iothr, MOO_NULL, iothr_main, moo);*/
#endif
#endif /* USE_THREAD */
xtn->vm_running = 1;
return 0;
oops:
@ -1155,6 +1159,7 @@ static void vm_cleanup (moo_t* moo)
#else
xtn_t* xtn = (xtn_t*)moo_getxtn(moo);
xtn->vm_running = 0;
#if defined(USE_THREAD)
if (xtn->iothr_up)
@ -1690,7 +1695,7 @@ static void handle_term (int sig)
}
}
static void setup_term (void)
static void setup_sigterm (void)
{
#if defined(_WIN32)
SetConsoleCtrlHandler (handle_term, TRUE);
@ -1707,7 +1712,7 @@ static void setup_term (void)
#endif
}
static void clear_term (void)
static void clear_sigterm (void)
{
#if defined(_WIN32)
SetConsoleCtrlHandler (handle_term, FALSE);
@ -1778,8 +1783,6 @@ int main (int argc, char* argv[])
moo_setoption (moo, MOO_SYSDIC_SIZE, &tab_size);
tab_size = 600;
moo_setoption (moo, MOO_PROCSTK_SIZE, &tab_size);
}
{
@ -1796,7 +1799,7 @@ int main (int argc, char* argv[])
if (moo_ignite(moo) <= -1)
{
moo_logbfmt (moo, MOO_LOG_ERROR, "cannot ignite moo - [%d] %js\n", moo_geterrnum(moo), moo_geterrstr(moo));
moo_logbfmt (moo, MOO_LOG_ERROR, "ERROR: cannot ignite moo - [%d] %js\n", moo_geterrnum(moo), moo_geterrstr(moo));
moo_close (moo);
return -1;
}
@ -1872,6 +1875,7 @@ int main (int argc, char* argv[])
}
printf ("\n");
fflush (stdout);
}
else
{
@ -1889,7 +1893,7 @@ int main (int argc, char* argv[])
xret = 0;
g_moo = moo;
setup_tick ();
setup_term ();
setup_sigterm ();
objname.ptr = str_my_object;
objname.len = 8;
@ -1902,7 +1906,7 @@ int main (int argc, char* argv[])
}
cancel_tick ();
clear_term ();
clear_sigterm ();
g_moo = MOO_NULL;
/*moo_dumpsymtab(moo);

23
moo/mod/_x11.h
View File

@ -45,19 +45,38 @@ struct x11_win_t
Window wind;
};
typedef struct x11_llevent_t* oop_x11_llevent_t;
struct x11_llevent_t
{
MOO_OBJ_HEADER;
moo_oop_t type;
moo_oop_t window;
moo_oop_t x, y, width, height;
};
typedef struct x11_t* oop_x11_t;
struct x11_t
{
Display* disp;
MOO_OBJ_HEADER;
moo_oop_t display; /* SMPTR of Display */
oop_x11_llevent_t llevent;
moo_oop_t key_event;
moo_oop_t mouse_event;
/* in fact, there are more fields */
};
typedef struct x11_trailer_t x11_trailer_t;
struct x11_trailer_t
{
XEvent* curevt;
XEvent* event;
moo_ooi_t connection_number;
Atom wm_delete_window;
};
#if defined(__cplusplus)
extern "C" {
#endif

406
moo/mod/x11.c
View File

@ -38,37 +38,17 @@ struct x11_modctx_t
};
/* ------------------------------------------------------------------------ */
#if 0
static moo_pfrc_t pf_get_base (moo_t* moo, moo_ooi_t nargs)
{
x11_trailer_t* x11;
x11 = (x11_trailer_t*)moo_getobjtrailer(moo, MOO_STACK_GETRCV(moo, nargs), MOO_NULL);
if (x11->disp)
{
MOO_STACK_SETRET (moo, nargs, MOO_SMPTR_TO_OOP (x11->disp));
}
else
{
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_ENOAVAIL);
}
return MOO_PF_SUCCESS;
}
#endif
/* ------------------------------------------------------------------------ */
static moo_pfrc_t pf_open_display (moo_t* moo, moo_ooi_t nargs)
{
x11_trailer_t* x11;
oop_x11_t x11;
x11_trailer_t* tr;
Display* disp = MOO_NULL;
XEvent* curevt = MOO_NULL;
XEvent* event = MOO_NULL;
char* dispname = MOO_NULL;
moo_ooi_t connno;
// TODO: CHECK if the receiver is an X11 object
if (nargs >= 1)
{
@ -96,8 +76,8 @@ static moo_pfrc_t pf_open_display (moo_t* moo, moo_ooi_t nargs)
}
}
curevt = moo_allocmem (moo, MOO_SIZEOF(*x11->curevt));
if (!curevt)
event = moo_allocmem (moo, MOO_SIZEOF(*event));
if (!event)
{
MOO_STACK_SETRETTOERRNUM (moo, nargs);
goto oops;
@ -106,149 +86,173 @@ static moo_pfrc_t pf_open_display (moo_t* moo, moo_ooi_t nargs)
disp = XOpenDisplay(dispname);
if (!disp)
{
MOO_DEBUG1 (moo, "<x11.connect> Cannot connect to X11 server %hs\n", XDisplayName(dispname));
MOO_DEBUG1 (moo, "<x11.open_display> Cannot connect to X11 server %hs\n", XDisplayName(dispname));
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_ESYSERR);
goto oops;
}
MOO_ASSERT (moo, MOO_IN_SMPTR_RANGE(disp));
if (!MOO_IN_SMPTR_RANGE(disp))
{
MOO_DEBUG1 (moo, "<x11.open_display> Display pointer to %hs not in small pointer range\n", XDisplayName(dispname));
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_ERANGE);
goto oops;
}
connno = ConnectionNumber(disp);
if (!MOO_IN_SMOOI_RANGE(connno))
{
MOO_DEBUG1 (moo, "<x11.open_display> Connection number to %hs out of small integer range\n", XDisplayName(dispname));
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_ERANGE);
goto oops;
}
x11 = (oop_x11_t)MOO_STACK_GETRCV(moo, nargs);
tr = (x11_trailer_t*)moo_getobjtrailer (moo, (moo_oop_t)x11, MOO_NULL);
tr->event = event;
tr->connection_number = connno;
tr->wm_delete_window = XInternAtom (disp, "WM_DELETE_WINDOW", False);
MOO_ASSERT (moo, MOO_IN_SMPTR_RANGE(disp));
x11->display = MOO_SMPTR_TO_OOP(disp);
MOO_STACK_SETRETTORCV (moo, nargs);
MOO_STACK_SETRET (moo, nargs, MOO_SMPTR_TO_OOP(disp));
if (dispname) moo_freemem (moo, dispname);
return MOO_PF_SUCCESS;
oops:
if (disp) XCloseDisplay (disp);
if (curevt) moo_freemem (moo, curevt);
if (event) moo_freemem (moo, event);
if (dispname) moo_freemem (moo, dispname);
return MOO_PF_SUCCESS;
}
static moo_pfrc_t pf_close_display (moo_t* moo, moo_ooi_t nargs)
{
moo_oop_t a0;
a0 = MOO_STACK_GETARG(moo, nargs, 0);
oop_x11_t x11;
if (!MOO_OOP_IS_SMPTR(a0))
// TODO: CHECK if the receiver is an X11 object
x11 = (oop_x11_t)MOO_STACK_GETRCV(moo, nargs);
if (x11->display != moo->_nil)
{
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_EINVAL);
}
else
{
XCloseDisplay (MOO_OOP_TO_SMPTR(a0));
MOO_STACK_SETRETTORCV (moo, nargs);
MOO_ASSERT (moo, MOO_OOP_IS_SMPTR(x11->display));
XCloseDisplay (MOO_OOP_TO_SMPTR(x11->display));
x11->display = moo->_nil;
}
MOO_STACK_SETRETTORCV (moo, nargs);
return MOO_PF_SUCCESS;
}
static moo_pfrc_t pf_get_fd (moo_t* moo, moo_ooi_t nargs)
{
moo_oop_t a0;
a0 = MOO_STACK_GETARG(moo, nargs, 0);
if (!MOO_OOP_IS_SMPTR(a0))
{
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_EINVAL);
}
else
{
moo_ooi_t c;
c = ConnectionNumber(MOO_OOP_TO_SMPTR(a0));
if (!MOO_IN_SMOOI_RANGE(c))
{
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_ERANGE);
}
else
{
MOO_STACK_SETRET (moo, nargs, MOO_SMOOI_TO_OOP(c));
}
}
x11_trailer_t* tr;
// TODO: CHECK if the receiver is an X11 object
tr = moo_getobjtrailer (moo, MOO_STACK_GETRCV(moo,nargs), MOO_NULL);
MOO_STACK_SETRET(moo, nargs, MOO_SMOOI_TO_OOP(tr->connection_number));
return MOO_PF_SUCCESS;
}
static moo_pfrc_t pf_get_event (moo_t* moo, moo_ooi_t nargs)
{
moo_oop_t a0, a1;
oop_x11_t x11;
x11_trailer_t* tr;
a0 = MOO_STACK_GETARG(moo, nargs, 0); /* display - SmallPointer (Display*) */
a1 = MOO_STACK_GETARG(moo, nargs, 1); /* event to return - SmallPointer (XEvent*) */
Display* disp;
XEvent* event;
if (!MOO_OOP_IS_SMPTR(a0) || !MOO_OOP_IS_SMPTR(a1))
// TODO: CHECK if the receiver is an X11 object
x11 = (oop_x11_t)MOO_STACK_GETRCV(moo, nargs);
//MOO_ASSERT (moo, MOO_CLASSOF(moo,x11) == modctx->x11_class);
tr = moo_getobjtrailer (moo, (moo_oop_t)x11, MOO_NULL);
disp = MOO_OOP_TO_SMPTR(x11->display);
event = tr->event;
if (XPending(disp))
{
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_EINVAL);
oop_x11_llevent_t e;
XNextEvent (disp, event);
e = x11->llevent;
e->type = MOO_SMOOI_TO_OOP(event->type);
e->window = MOO_SMOOI_TO_OOP(0);
/* [NOTE] When creating the low-level event object, ensure not to
* trigger GC directly or indirectly as the GC might be a
* copying collector which move objects around during collection */
switch (event->type)
{
case ClientMessage:
if (event->xclient.data.l[0] == tr->wm_delete_window)
{
e->window = MOO_SMOOI_TO_OOP(event->xclient.window);
/* WINDOW CLSOE EVENT */
}
break;
case Expose:
{
e->window = MOO_SMOOI_TO_OOP(event->xexpose.window);
e->x = MOO_SMOOI_TO_OOP(event->xexpose.x);
e->y = MOO_SMOOI_TO_OOP(event->xexpose.y);
e->width = MOO_SMOOI_TO_OOP(event->xexpose.width);
e->height = MOO_SMOOI_TO_OOP(event->xexpose.height);
break;
}
}
MOO_STACK_SETRET (moo, nargs, (moo_oop_t)e);
}
else
{
Display* disp;
XEvent* event;
disp = MOO_OOP_TO_SMPTR(a0);
event = MOO_OOP_TO_SMPTR(a1);
if (XPending(disp))
{
XNextEvent (disp, event);
MOO_STACK_SETRET (moo, nargs, moo->_true);
}
else
{
/* nil if there is no event */
MOO_STACK_SETRET (moo, nargs, moo->_false);
}
/* nil if there is no event */
MOO_STACK_SETRET (moo, nargs, moo->_nil);
}
return MOO_PF_SUCCESS;
}
static moo_pfrc_t pf_get_evtbuf (moo_t* moo, moo_ooi_t nargs)
{
x11_trailer_t* tr;
tr = moo_getobjtrailer (moo, MOO_STACK_GETRCV(moo, nargs), MOO_NULL);
return MOO_PF_SUCCESS;
}
static moo_pfrc_t pf_create_window (moo_t* moo, moo_ooi_t nargs)
{
Window wind; /* Window -> XID, unsigned long */
Display* disp;
Window wind; /* Window -> XID, unsigned long */
int scrn;
Window parent;
XSetWindowAttributes attrs;
moo_oop_t a0, a1, a2, a3, a4, a5, a6, a7;
oop_x11_t x11;
x11_trailer_t* tr;
moo_oop_t a0, a1, a2, a3, a4, a5, a6;
a0 = MOO_STACK_GETARG(moo, nargs, 0); /* display - SmallPointer (Display*) */
a1 = MOO_STACK_GETARG(moo, nargs, 1); /* parent window - Integer or nil (Window) */
a2 = MOO_STACK_GETARG(moo, nargs, 2); /* x - SmallInteger */
a3 = MOO_STACK_GETARG(moo, nargs, 3); /* y - SmallInteger */
a4 = MOO_STACK_GETARG(moo, nargs, 4); /* width - SmallInteger */
a5 = MOO_STACK_GETARG(moo, nargs, 5); /* height - SmallInteger */
a6 = MOO_STACK_GETARG(moo, nargs, 6); /* fgcolor - SmallInteger */
a7 = MOO_STACK_GETARG(moo, nargs, 7); /* bgcolor - SmallInteger */
x11 = (oop_x11_t)MOO_STACK_GETRCV(moo, nargs);
if (!MOO_OOP_IS_SMPTR(a0) ||
!MOO_OOP_IS_SMOOI(a2) || !MOO_OOP_IS_SMOOI(a3) || !MOO_OOP_IS_SMOOI(a4) ||
!MOO_OOP_IS_SMOOI(a5) || !MOO_OOP_IS_SMOOI(a6) || !MOO_OOP_IS_SMOOI(a7))
a0 = MOO_STACK_GETARG(moo, nargs, 0); /* parent window - Integer or nil (Window) */
a1 = MOO_STACK_GETARG(moo, nargs, 1); /* x - SmallInteger */
a2 = MOO_STACK_GETARG(moo, nargs, 2); /* y - SmallInteger */
a3 = MOO_STACK_GETARG(moo, nargs, 3); /* width - SmallInteger */
a4 = MOO_STACK_GETARG(moo, nargs, 4); /* height - SmallInteger */
a5 = MOO_STACK_GETARG(moo, nargs, 5); /* fgcolor - SmallInteger */
a6 = MOO_STACK_GETARG(moo, nargs, 6); /* bgcolor - SmallInteger */
if (!MOO_OOP_IS_SMOOI(a1) || !MOO_OOP_IS_SMOOI(a2) || !MOO_OOP_IS_SMOOI(a3) ||
!MOO_OOP_IS_SMOOI(a4) || !MOO_OOP_IS_SMOOI(a5) || !MOO_OOP_IS_SMOOI(a6))
{
einval:
MOO_DEBUG0 (moo, "<x11.create_window> Invalid parameters\n");
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_EINVAL);
goto done;
}
disp = MOO_OOP_TO_SMPTR(a0);
tr = moo_getobjtrailer (moo, (moo_oop_t)x11, MOO_NULL);
disp = MOO_OOP_TO_SMPTR(x11->display);
if (a1 == moo->_nil)
/* ScreenCount (disp); -> the number of screens available in this display server */
if (a0 == moo->_nil)
{
scrn = DefaultScreen (disp);
parent = RootWindow (disp, scrn);
@ -257,7 +261,7 @@ static moo_pfrc_t pf_create_window (moo_t* moo, moo_ooi_t nargs)
{
moo_oow_t tmpoow;
XWindowAttributes wa;
if (moo_inttooow(moo, a1, &tmpoow) <= 0) goto einval;
if (moo_inttooow(moo, a0, &tmpoow) <= 0) goto einval;
parent = tmpoow;
XGetWindowAttributes (disp, parent, &wa);
@ -265,18 +269,18 @@ static moo_pfrc_t pf_create_window (moo_t* moo, moo_ooi_t nargs)
scrn = XScreenNumberOfScreen(wa.screen);
}
attrs.event_mask = ExposureMask; /* TODO: accept it as a parameter??? */
attrs.event_mask = ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask; /* TODO: accept it as a parameter??? */
attrs.border_pixel = BlackPixel (disp, scrn); /* TODO: use a6 */
attrs.background_pixel = WhitePixel (disp, scrn);/* TODO: use a7 */
wind = XCreateWindow (
disp,
parent,
MOO_OOP_TO_SMOOI(a2), /* x */
MOO_OOP_TO_SMOOI(a3), /* y */
MOO_OOP_TO_SMOOI(a4), /* width */
MOO_OOP_TO_SMOOI(a5), /* height */
1, /* border width */
MOO_OOP_TO_SMOOI(a1), /* x */
MOO_OOP_TO_SMOOI(a2), /* y */
MOO_OOP_TO_SMOOI(a3), /* width */
MOO_OOP_TO_SMOOI(a4), /* height */
0, /* border width */
CopyFromParent, /* depth */
InputOutput, /* class */
CopyFromParent, /* visual */
@ -287,6 +291,11 @@ static moo_pfrc_t pf_create_window (moo_t* moo, moo_ooi_t nargs)
goto done;
}
if (parent == RootWindow(disp, scrn))
{
XSetWMProtocols (disp, wind, &tr->wm_delete_window, 1);
}
a0 = moo_oowtoint (moo, wind);
if (!a0)
{
@ -298,19 +307,6 @@ static moo_pfrc_t pf_create_window (moo_t* moo, moo_ooi_t nargs)
XMapWindow (disp, wind);
XFlush (disp);
#if 0
if (parent == screen->root)
{
cookie = xcb_intern_atom(c, 1, 12, "WM_PROTOCOLS");
reply = xcb_intern_atom_reply(c, cookie, 0);
cookie = xcb_intern_atom(c, 0, 16, "WM_DELETE_WINDOW");
win->dwar = xcb_intern_atom_reply(c, cookie, 0);
xcb_change_property(c, XCB_PROP_MODE_REPLACE, wid, reply->atom, 4, 32, 1, &win->dwar->atom);
}
#endif
MOO_STACK_SETRET (moo, nargs, a0);
done:
return MOO_PF_SUCCESS;
@ -318,54 +314,144 @@ done:
static moo_pfrc_t pf_destroy_window (moo_t* moo, moo_ooi_t nargs)
{
moo_oop_t a0, a1;
oop_x11_t x11;
moo_oop_t a0;
moo_oow_t wind;
a0 = MOO_STACK_GETARG(moo, nargs, 0); /* display - SmallPointer (Display*) */
a1 = MOO_STACK_GETARG(moo, nargs, 1); /* window - Integer (Window) */
x11 = (oop_x11_t)MOO_STACK_GETRCV(moo, nargs);
a0 = MOO_STACK_GETARG(moo, nargs, 1); /* window - Integer (Window) */
if (!MOO_OOP_IS_SMPTR(a0))
if (moo_inttooow(moo, a0, &wind) <= 0)
{
einval:
MOO_DEBUG0 (moo, "<x11.destroy_window> Invalid parameters\n");
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_EINVAL);
}
else
{
Display* disp;
moo_oow_t wind;
disp = MOO_OOP_TO_SMPTR(a0);
if (moo_inttooow(moo, a1, &wind) <= 0) goto einval;
disp = MOO_OOP_TO_SMPTR(x11->display);
XUnmapWindow (disp, (Window)wind);
XDestroyWindow (disp, (Window)wind);
XFlush (disp);
XFlush (disp); /* TODO: is XFlush() needed here? */
MOO_STACK_SETRETTORCV (moo, nargs);
}
return MOO_PF_SUCCESS;
}
static moo_pfrc_t pf_create_gc (moo_t* moo, moo_ooi_t nargs)
{
Display* disp;
moo_oow_t wind;
oop_x11_t x11;
moo_oop_t a0;
x11 = (oop_x11_t)MOO_STACK_GETRCV(moo, nargs);
disp = MOO_OOP_TO_SMPTR(x11);
a0 = MOO_STACK_GETARG(moo, nargs, 0); /* parent window - Integer or nil (Window) */
if (moo_inttooow(moo, a0, &wind) <= 0)
{
MOO_DEBUG0 (moo, "<x11.create_gc> Invalid parameters\n");
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_EINVAL);
}
else
{
GC gc;
/* TODO: copy from default GC(DefaultGC...) explicitly??? */
gc = XCreateGC (disp, wind, 0, MOO_NULL);
if (!MOO_IN_SMPTR_RANGE(gc))
{
MOO_DEBUG0 (moo, "<x11.create_gc> GC pointer not in small pointer range\n");
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_ERANGE);
}
else
{
MOO_STACK_SETRET (moo, nargs, MOO_SMPTR_TO_OOP(gc));
}
}
return MOO_PF_SUCCESS;
}
static moo_pfrc_t pf_destroy_gc (moo_t* moo, moo_ooi_t nargs)
{
oop_x11_t x11;
moo_oop_t a0;
x11 = (oop_x11_t)MOO_STACK_GETRCV(moo, nargs);
a0 = MOO_STACK_GETARG(moo, nargs, 1); /* GC */
if (!MOO_OOP_IS_SMPTR(a0))
{
MOO_DEBUG0 (moo, "<x11.destroy_gc> Invalid parameters\n");
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_EINVAL);
}
else
{
Display* disp;
GC gc;
disp = MOO_OOP_TO_SMPTR(x11->display);
gc = MOO_OOP_TO_SMPTR(a0);
XFreeGC (disp, gc);
MOO_STACK_SETRETTORCV (moo, nargs);
}
return MOO_PF_SUCCESS;
}
static moo_pfrc_t pf_draw_rectangle (moo_t* moo, moo_ooi_t nargs)
{
Display* disp;
moo_oow_t wind, gc;
moo_oop_t a0, a1, a2, a3, a4, a5;
a0 = MOO_STACK_GETARG(moo, nargs, 0); /* Window */
a1 = MOO_STACK_GETARG(moo, nargs, 1); /* GC */
a2 = MOO_STACK_GETARG(moo, nargs, 2); /* x - SmallInteger */
a3 = MOO_STACK_GETARG(moo, nargs, 3); /* y - SmallInteger */
a4 = MOO_STACK_GETARG(moo, nargs, 4); /* width - SmallInteger */
a5 = MOO_STACK_GETARG(moo, nargs, 5); /* height - SmallInteger */
if (!MOO_OOP_IS_SMOOI(a2) || !MOO_OOP_IS_SMOOI(a3) ||
!MOO_OOP_IS_SMOOI(a4) || !MOO_OOP_IS_SMOOI(a5) ||
moo_inttooow(moo, a0, &wind) <= 0 ||
moo_inttooow(moo, a1, &gc) <= 0)
{
MOO_DEBUG0 (moo, "<x11.draw_rectangle> Invalid parameters\n");
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_EINVAL);
return MOO_PF_SUCCESS;
}
disp = MOO_OOP_TO_SMPTR(MOO_STACK_GETRCV(moo,nargs));
XDrawRectangle (disp, (Window)wind, (GC)gc,
MOO_OOP_TO_SMOOI(a2), MOO_OOP_TO_SMOOI(a3),
MOO_OOP_TO_SMOOI(a4), MOO_OOP_TO_SMOOI(a5));
return MOO_PF_SUCCESS;
}
/* ------------------------------------------------------------------------ */
static moo_pfinfo_t x11_pfinfo[] =
{
{ MC, { '_','c','l','o','s','e','_','d','i','s','p','l','a','y','\0' }, 0, { pf_close_display, 1, 1 } },
{ MC, { '_','c','r','e','a','t','e','_','w','i','n','d','o','w','\0' }, 0, { pf_create_window, 8, 8 } },
{ MC, { '_','d','e','s','t','r','o','y','_','w','i','n','d','o','w','\0' }, 0, { pf_destroy_window, 2, 2 } },
{ MC, { '_','g','e','t','_','e','v','e','n','t','\0'}, 0, { pf_get_event, 2, 2 } },
{ MI, { '_','g','e','t','_','e','v','t','b','u','f','\0'}, 0, { pf_get_evtbuf, 0, 0 } },
{ MC, { '_','g','e','t','_','f','d','\0' }, 0, { pf_get_fd, 1, 1 } },
{ MC, { '_','o','p','e','n','_','d','i','s','p','l','a','y','\0' }, 0, { pf_open_display, 0, 1 } }
{ MI, { '_','c','l','o','s','e','_','d','i','s','p','l','a','y','\0' }, 0, { pf_close_display, 0, 0 } },
{ MI, { '_','c','r','e','a','t','e','_','g','c','\0' }, 0, { pf_create_gc, 1, 1 } },
{ MI, { '_','c','r','e','a','t','e','_','w','i','n','d','o','w','\0' }, 0, { pf_create_window, 7, 7 } },
{ MI, { '_','d','e','s','t','r','o','y','_','g','c','\0' }, 0, { pf_destroy_gc, 1, 1 } },
{ MI, { '_','d','e','s','t','r','o','y','_','w','i','n','d','o','w','\0' }, 0, { pf_destroy_window, 1, 1 } },
{ MI, { '_','d','r','a','w','_','r','e','c','t','a','n','g','l','e','\0' }, 0, { pf_draw_rectangle, 6, 6 } },
//{ MI, { '_','f','i','l','l','_','r','e','c','t','a','n','g','l','e','\0' }, 0, { pf_fill_rectangle, 6, 6 } },
{ MI, { '_','g','e','t','_','e','v','e','n','t','\0'}, 0, { pf_get_event, 0, 0 } },
{ MI, { '_','g','e','t','_','f','d','\0' }, 0, { pf_get_fd, 0, 0 } },
{ MI, { '_','o','p','e','n','_','d','i','s','p','l','a','y','\0' }, 0, { pf_open_display, 0, 1 } }
#if 0
{ MI, { '_','g','e','t','_','b','a','s','e','\0' }, 0, { pf_get_base, 0, 0 } },
#endif
};
static int x11_import (moo_t* moo, moo_mod_t* mod, moo_oop_class_t _class)