Ultimately based on FSF.
Rewritten by Ben Wing.
Rewritten for mswindows by Jonathan Harris, November 1997 for 21.0.
+ Subprocess and modal loop support by Kirill M. Katsnelson.
*/
#include <config.h>
#include "device.h"
#include "events.h"
#include "frame.h"
+#include "buffer.h"
+#include "faces.h"
#include "lstream.h"
#include "process.h"
#include "redisplay.h"
#include "syswait.h"
#include "systime.h"
#include "sysdep.h"
+#include "objects-msw.h"
#include "events-mod.h"
#ifdef HAVE_MSG_SELECT
#include "sysfile.h"
+#include "console-tty.h"
#elif defined(__CYGWIN32__)
typedef unsigned int SOCKET;
#endif
#include <io.h>
#include <errno.h>
+#if defined (__CYGWIN32__) && !defined (CYGWIN_VERSION_DLL_MAJOR)
+typedef NMHDR *LPNMHDR;
+#endif
+
#ifdef HAVE_MENUBARS
#define ADJR_MENUFLAG TRUE
#else
mswindows_get_toolbar_button_text (struct frame* f, int command_id);
extern Lisp_Object
mswindows_handle_toolbar_wm_command (struct frame* f, HWND ctrl, WORD id);
+extern Lisp_Object
+mswindows_handle_gui_wm_command (struct frame* f, HWND ctrl, WORD id);
static Lisp_Object mswindows_find_frame (HWND hwnd);
static Lisp_Object mswindows_find_console (HWND hwnd);
/* The number of things we can wait on */
#define MAX_WAITABLE (MAXIMUM_WAIT_OBJECTS - 1)
+#ifndef HAVE_MSG_SELECT
/* List of mswindows waitable handles. */
static HANDLE mswindows_waitable_handles[MAX_WAITABLE];
/* Number of wait handles */
static int mswindows_waitable_count=0;
+#endif /* HAVE_MSG_SELECT */
+/* Brush for painting widgets */
+static HBRUSH widget_brush = 0;
+static LONG last_widget_brushed = 0;
/* Count of quit chars currently in the queue */
/* Incremented in WM_[SYS]KEYDOWN handler in the mswindows_wnd_proc()
DEFINE_LSTREAM_IMPLEMENTATION ("ntpipe-output", lstream_ntpipe_shove,
sizeof (struct ntpipe_shove_stream));
+#ifndef HAVE_MSG_SELECT
static DWORD WINAPI
shove_thread (LPVOID vparam)
{
struct ntpipe_shove_stream* s = NTPIPE_SHOVE_STREAM_DATA(stream);
return s->user_data;
}
+#endif
static int
ntpipe_shove_writer (Lstream *stream, const unsigned char *data, size_t size)
{
event->event_type = button_press_event;
SetCapture (hwnd);
+ /* we need this to make sure the main window regains the focus
+ from control subwindows */
+ if (GetFocus() != hwnd)
+ {
+ SetFocus (hwnd);
+ mswindows_enqueue_magic_event (hwnd, WM_SETFOCUS);
+ }
}
else
{
/*
* Remove and return the first emacs event on the dispatch queue that matches
- * the supplied event
- * Timeout event matches if interval_id equals to that of the given event.
+ * the supplied event.
+ * Timeout event matches if interval_id is equal to that of the given event.
* Keypress event matches if logical AND between modifiers bitmask of the
- * event in the queue and that of the given event is non-zero
- * For all other event types, this function asserts.
+ * event in the queue and that of the given event is non-zero.
+ * For all other event types, this function aborts.
*/
Lisp_Object
-mswindows_cancel_dispatch_event (struct Lisp_Event* match)
+mswindows_cancel_dispatch_event (struct Lisp_Event *match)
{
Lisp_Object event;
- Lisp_Object previous_event=Qnil;
+ Lisp_Object previous_event = Qnil;
int user_p = mswindows_user_event_p (match);
Lisp_Object* head = user_p ? &mswindows_u_dispatch_event_queue :
&mswindows_s_dispatch_event_queue;
EVENT_CHAIN_LOOP (event, *head)
{
- int found = 1;
- if (XEVENT_TYPE (event) != match->event_type)
- found = 0;
- if (found && match->event_type == timeout_event
- && (XEVENT(event)->event.timeout.interval_id !=
- match->event.timeout.interval_id))
- found = 0;
- if (found && match->event_type == key_press_event
- && ((XEVENT(event)->event.key.modifiers &
- match->event.key.modifiers) == 0))
- found = 0;
-
- if (found)
+ struct Lisp_Event *e = XEVENT (event);
+ if ((e->event_type == match->event_type) &&
+ ((e->event_type == timeout_event) ?
+ (e->event.timeout.interval_id == match->event.timeout.interval_id) :
+ /* Must be key_press_event */
+ ((e->event.key.modifiers & match->event.key.modifiers) != 0)))
{
if (NILP (previous_event))
dequeue_event (head, tail);
return Qnil;
}
\f
+#ifndef HAVE_MSG_SELECT
/************************************************************************/
/* Waitable handles manipulation */
/************************************************************************/
mswindows_waitable_handles [ix] =
mswindows_waitable_handles [--mswindows_waitable_count];
}
+#endif /* HAVE_MSG_SELECT */
\f
/************************************************************************/
MSG msg;
while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
{
+ /* we have to translate messages that are not sent to the main
+ window. this is so that key presses work ok in things like
+ edit fields. however, we *musn't* translate message for the
+ main window as this is handled in the wnd proc. */
+ if ( GetWindowLong (msg.hwnd, GWL_STYLE) & WS_CHILD )
+ {
+ TranslateMessage (&msg);
+ }
DispatchMessage (&msg);
mswindows_unmodalize_signal_maybe ();
}
pointer_to_this = &select_time_to_block;
}
- /* select() is slow and buggy so if we don't have any processes
- just wait as normal */
- if (memcmp (&process_only_mask, &zero_mask, sizeof(SELECT_TYPE))==0)
- {
- /* Now try getting a message or process event */
- active = MsgWaitForMultipleObjects (0, mswindows_waitable_handles,
- FALSE, badly_p ? INFINITE : 0,
- QS_ALLINPUT);
-
- if (active == WAIT_TIMEOUT)
- {
- /* No luck trying - just return what we've already got */
- return;
- }
- else if (active == WAIT_OBJECT_0)
- {
- /* Got your message, thanks */
- mswindows_drain_windows_queue ();
- continue;
- }
- }
-
active = select (MAXDESC, &temp_mask, 0, 0, pointer_to_this);
if (active == 0)
{
+ assert (!badly_p);
return; /* timeout */
}
else if (active > 0)
{
mswindows_drain_windows_queue ();
}
-
+#ifdef HAVE_TTY
+ /* Look for a TTY event */
+ for (i = 0; i < MAXDESC-1; i++)
+ {
+ /* To avoid race conditions (among other things, an infinite
+ loop when called from Fdiscard_input()), we must return
+ user events ahead of process events. */
+ if (FD_ISSET (i, &temp_mask) && FD_ISSET (i, &tty_only_mask))
+ {
+ struct console *c = tty_find_console_from_fd (i);
+ Lisp_Object emacs_event = Fmake_event (Qnil, Qnil);
+ struct Lisp_Event* event = XEVENT (emacs_event);
+
+ assert (c);
+ if (read_event_from_tty_or_stream_desc (event, c, i))
+ {
+ mswindows_enqueue_dispatch_event (emacs_event);
+ return;
+ }
+ }
+ }
+#endif
/* Look for a process event */
for (i = 0; i < MAXDESC-1; i++)
{
mswindows_enqueue_process_event (p);
}
- else if (FD_ISSET (i, &tty_only_mask))
- {
- /* do we care about tty events? Do we
- ever get tty events? */
- }
else
{
/* We might get here when a fake event came
{
int quit_ch = CONSOLE_QUIT_CHAR (XCONSOLE (mswindows_find_console (hwnd)));
BYTE keymap_orig[256];
- MSG msg = { hwnd, message, wParam, lParam, GetMessageTime(), (GetMessagePos()) };
+ POINT pnt = { LOWORD (GetMessagePos()), HIWORD (GetMessagePos()) };
+ MSG msg;
+
+ msg.hwnd = hwnd;
+ msg.message = message;
+ msg.wParam = wParam;
+ msg.lParam = lParam;
+ msg.time = GetMessageTime();
+ msg.pt = pnt;
/* GetKeyboardState() does not work as documented on Win95. We have
* to loosely track Left and Right modifiers on behalf of the OS,
Qcancel_mode_internal, Qnil);
break;
-#ifdef HAVE_TOOLBARS
case WM_NOTIFY:
{
- LPTOOLTIPTEXT tttext = (LPTOOLTIPTEXT)lParam;
- Lisp_Object btext;
- if (tttext->hdr.code == TTN_NEEDTEXT)
+ LPNMHDR nmhdr = (LPNMHDR)lParam;
+
+ if (nmhdr->code == TTN_NEEDTEXT)
{
+#ifdef HAVE_TOOLBARS
+ LPTOOLTIPTEXT tttext = (LPTOOLTIPTEXT)lParam;
+ Lisp_Object btext;
+
/* find out which toolbar */
frame = XFRAME (mswindows_find_frame (hwnd));
btext = mswindows_get_toolbar_button_text ( frame,
- tttext->hdr.idFrom );
+ nmhdr->idFrom );
tttext->lpszText = NULL;
tttext->hinst = NULL;
{
/* I think this is safe since the text will only go away
when the toolbar does...*/
- tttext->lpszText=XSTRING_DATA (btext);
+ GET_C_STRING_EXT_DATA_ALLOCA (btext, FORMAT_OS,
+ tttext->lpszText);
}
-#if 0
- tttext->uFlags |= TTF_DI_SETITEM;
#endif
- }
+ }
+ /* handle tree view callbacks */
+ else if (nmhdr->code == TVN_SELCHANGED)
+ {
+ NM_TREEVIEW* ptree = (NM_TREEVIEW*)lParam;
+ frame = XFRAME (mswindows_find_frame (hwnd));
+ mswindows_handle_gui_wm_command (frame, 0, ptree->itemNew.lParam);
+ }
+ /* handle tab control callbacks */
+ else if (nmhdr->code == TCN_SELCHANGE)
+ {
+ TC_ITEM item;
+ int index = SendMessage (nmhdr->hwndFrom, TCM_GETCURSEL, 0, 0);
+ frame = XFRAME (mswindows_find_frame (hwnd));
+
+ item.mask = TCIF_PARAM;
+ SendMessage (nmhdr->hwndFrom, TCM_GETITEM, (WPARAM)index,
+ (LPARAM)&item);
+
+ mswindows_handle_gui_wm_command (frame, 0, item.lParam);
+ }
}
break;
-#endif
case WM_PAINT:
{
case WM_COMMAND:
{
WORD id = LOWORD (wParam);
+ WORD nid = HIWORD (wParam);
HWND cid = (HWND)lParam;
frame = XFRAME (mswindows_find_frame (hwnd));
if (!NILP (mswindows_handle_toolbar_wm_command (frame, cid, id)))
break;
#endif
-
+ /* widgets in a buffer only eval a callback for suitable events.*/
+ switch (nid)
+ {
+ case BN_CLICKED:
+ case EN_CHANGE:
+ case CBN_EDITCHANGE:
+ case CBN_SELCHANGE:
+ if (!NILP (mswindows_handle_gui_wm_command (frame, cid, id)))
+ return 0;
+ }
+ /* menubars always must come last since the hashtables do not
+ always exist*/
#ifdef HAVE_MENUBARS
if (!NILP (mswindows_handle_wm_command (frame, id)))
break;
#endif
- /* Bite me - a spurious command. This cannot happen. */
- error ("XEMACS BUG: Cannot decode command message");
+ return DefWindowProc (hwnd, message, wParam, lParam);
+ /* Bite me - a spurious command. This used to not be able to
+ happen but with the introduction of widgets its now
+ possible. */
}
break;
+ case WM_CTLCOLORBTN:
+ case WM_CTLCOLORLISTBOX:
+ case WM_CTLCOLOREDIT:
+ case WM_CTLCOLORSTATIC:
+ case WM_CTLCOLORSCROLLBAR:
+ {
+ /* if we get an opportunity to paint a widget then do so if
+ there is an appropriate face */
+ HWND crtlwnd = (HWND)lParam;
+ LONG ii = GetWindowLong (crtlwnd, GWL_USERDATA);
+ if (ii)
+ {
+ Lisp_Object image_instance;
+ VOID_TO_LISP (image_instance, ii);
+ if (IMAGE_INSTANCEP (image_instance)
+ &&
+ IMAGE_INSTANCE_TYPE_P (image_instance, IMAGE_WIDGET)
+ &&
+ !NILP (XIMAGE_INSTANCE_WIDGET_FACE (image_instance)))
+ {
+ /* set colors for the buttons */
+ HDC hdc = (HDC)wParam;
+ if (last_widget_brushed != ii)
+ {
+ if (widget_brush)
+ DeleteObject (widget_brush);
+ widget_brush = CreateSolidBrush
+ (COLOR_INSTANCE_MSWINDOWS_COLOR
+ (XCOLOR_INSTANCE
+ (FACE_BACKGROUND
+ (XIMAGE_INSTANCE_WIDGET_FACE (image_instance),
+ XIMAGE_INSTANCE_SUBWINDOW_FRAME (image_instance)))));
+ }
+ last_widget_brushed = ii;
+ SetTextColor
+ (hdc,
+ COLOR_INSTANCE_MSWINDOWS_COLOR
+ (XCOLOR_INSTANCE
+ (FACE_FOREGROUND
+ (XIMAGE_INSTANCE_WIDGET_FACE (image_instance),
+ XIMAGE_INSTANCE_SUBWINDOW_FRAME (image_instance)))));
+ SetBkMode (hdc, OPAQUE);
+ SetBkColor
+ (hdc,
+ COLOR_INSTANCE_MSWINDOWS_COLOR
+ (XCOLOR_INSTANCE
+ (FACE_BACKGROUND
+ (XIMAGE_INSTANCE_WIDGET_FACE (image_instance),
+ XIMAGE_INSTANCE_SUBWINDOW_FRAME (image_instance)))));
+ return (LRESULT)widget_brush;
+ }
+ }
+ }
+ goto defproc;
+
#ifdef HAVE_DRAGNDROP
case WM_DROPFILES: /* implementation ripped-off from event-Xt.c */
{
mswindows_need_event (1);
- event = mswindows_dequeue_dispatch_event (!NILP(mswindows_u_dispatch_event_queue));
+ event = mswindows_dequeue_dispatch_event ();
XSETEVENT (event2, emacs_event);
Fcopy_event (event, event2);
Fdeallocate_event (event);
}
}
+#ifndef HAVE_MSG_SELECT
static HANDLE
get_process_input_waitable (struct Lisp_Process *process)
{
HANDLE hev = get_process_input_waitable (process);
remove_waitable_handle (hev);
}
+#endif /* HAVE_MSG_SELECT */
static void
emacs_mswindows_select_console (struct console *con)
{
+#ifdef HAVE_MSG_SELECT
+ if (CONSOLE_MSWINDOWS_P (con))
+ return; /* mswindows consoles are automatically selected */
+
+ event_stream_unixoid_select_console (con);
+#endif
}
static void
emacs_mswindows_unselect_console (struct console *con)
{
+#ifdef HAVE_MSG_SELECT
+ if (CONSOLE_MSWINDOWS_P (con))
+ return; /* mswindows consoles are automatically selected */
+
+ event_stream_unixoid_unselect_console (con);
+#endif
}
static void
emacs_mswindows_quit_p (void)
{
+ MSG msg;
+
/* Quit cannot happen in modal loop: all program
input is dedicated to Windows. */
if (mswindows_in_modal_loop)
return;
- /* Drain windows queue. This sets up number of quit
- characters in in the queue */
- mswindows_drain_windows_queue ();
+ /* Drain windows queue. This sets up number of quit characters in the queue
+ * (and also processes wm focus change, move, resize, etc messages).
+ * We don't want to process WM_PAINT messages because this function can be
+ * called from almost anywhere and the windows' states may be changing. */
+ while (PeekMessage (&msg, NULL, 0, WM_PAINT-1, PM_REMOVE) ||
+ PeekMessage (&msg, NULL, WM_PAINT+1, WM_USER-1, PM_REMOVE))
+ DispatchMessage (&msg);
if (mswindows_quit_chars_count > 0)
{