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win32: use a struct for the event source

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This removes the event_poll_fd global variable and the (ab)use of
get_default_display. It is also more consistent with other backends.

Also store display
This commit is contained in:
Paolo Borelli 2016-03-05 19:02:15 +01:00
parent 58a49c1a4b
commit 8f25481406
3 changed files with 39 additions and 36 deletions
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2
gdk/win32/gdkdisplay-win32.c
View File

@ -232,7 +232,7 @@ _gdk_win32_display_open (const gchar *display_name)
win32_display->screen = g_object_new (GDK_TYPE_WIN32_SCREEN, NULL);
_gdk_events_init ();
_gdk_events_init (_gdk_display);
_gdk_input_ignore_core = FALSE;

71
gdk/win32/gdkevents-win32.c
View File

@ -108,6 +108,14 @@ extern gint _gdk_input_ignore_core;
GdkCursor *_gdk_win32_grab_cursor;
typedef struct
{
GSource source;
GdkDisplay *display;
GPollFD event_poll_fd;
} GdkWin32EventSource;
static GSourceFuncs event_funcs = {
gdk_event_prepare,
gdk_event_check,
@ -115,8 +123,6 @@ static GSourceFuncs event_funcs = {
NULL
};
GPollFD event_poll_fd;
static GdkWindow *mouse_window = NULL;
static GdkWindow *mouse_window_ignored_leave = NULL;
static gint current_x, current_y;
@ -286,9 +292,10 @@ _gdk_win32_window_procedure (HWND hwnd,
}
void
_gdk_events_init (void)
_gdk_events_init (GdkDisplay *display)
{
GSource *source;
GdkWin32EventSource *event_source;
#if 0
int i, j, n;
@ -376,20 +383,22 @@ _gdk_events_init (void)
GDK_NOTE (EVENTS, g_print ("latin_locale = %08x\n", (guint) latin_locale));
#endif
source = g_source_new (&event_funcs, sizeof (GSource));
source = g_source_new (&event_funcs, sizeof (GdkWin32EventSource));
g_source_set_name (source, "GDK Win32 event source");
g_source_set_priority (source, GDK_PRIORITY_EVENTS);
event_source = (GdkWin32EventSource *)source;
event_source->display = display;
#ifdef G_WITH_CYGWIN
event_poll_fd.fd = open ("/dev/windows", O_RDONLY);
if (event_poll_fd.fd == -1)
event_source->event_poll_fd.fd = open ("/dev/windows", O_RDONLY);
if (event_source->event_poll_fd.fd == -1)
g_error ("can't open \"/dev/windows\": %s", g_strerror (errno));
#else
event_poll_fd.fd = G_WIN32_MSG_HANDLE;
event_source->event_poll_fd.fd = G_WIN32_MSG_HANDLE;
#endif
event_poll_fd.events = G_IO_IN;
event_source->event_poll_fd.events = G_IO_IN;
g_source_add_poll (source, &event_poll_fd);
g_source_add_poll (source, &event_source->event_poll_fd);
g_source_set_can_recurse (source, TRUE);
g_source_attach (source, NULL);
}
@ -3501,19 +3510,17 @@ static gboolean
gdk_event_prepare (GSource *source,
gint *timeout)
{
GdkDisplay *display;
GdkWin32EventSource *event_source = (GdkWin32EventSource *)source;
gboolean retval;
display = gdk_display_get_default ();
gdk_threads_enter ();
*timeout = -1;
if (display->event_pause_count > 0)
retval =_gdk_event_queue_find_first (display) != NULL;
if (event_source->display->event_pause_count > 0)
retval =_gdk_event_queue_find_first (event_source->display) != NULL;
else
retval = (_gdk_event_queue_find_first (display) != NULL ||
retval = (_gdk_event_queue_find_first (event_source->display) != NULL ||
(modal_win32_dialog == NULL &&
GetQueueStatus (QS_ALLINPUT) != 0));
@ -3525,17 +3532,15 @@ gdk_event_prepare (GSource *source,
static gboolean
gdk_event_check (GSource *source)
{
GdkDisplay *display;
GdkWin32EventSource *event_source = (GdkWin32EventSource *)source;
gboolean retval;
display = gdk_display_get_default ();
gdk_threads_enter ();
if (display->event_pause_count > 0)
retval = _gdk_event_queue_find_first (display) != NULL;
else if (event_poll_fd.revents & G_IO_IN)
retval = (_gdk_event_queue_find_first (display) != NULL ||
if (event_source->display->event_pause_count > 0)
retval = _gdk_event_queue_find_first (event_source->display) != NULL;
else if (event_source->event_poll_fd.revents & G_IO_IN)
retval = (_gdk_event_queue_find_first (event_source->display) != NULL ||
(modal_win32_dialog == NULL &&
GetQueueStatus (QS_ALLINPUT) != 0));
else
@ -3548,18 +3553,16 @@ gdk_event_check (GSource *source)
static gboolean
gdk_event_dispatch (GSource *source,
GSourceFunc callback,
gpointer user_data)
GSourceFunc callback,
gpointer user_data)
{
GdkDisplay *display;
GdkWin32EventSource *event_source = (GdkWin32EventSource *)source;
GdkEvent *event;
display = gdk_display_get_default ();
gdk_threads_enter ();
_gdk_win32_display_queue_events (display);
event = _gdk_event_unqueue (display);
_gdk_win32_display_queue_events (event_source->display);
event = _gdk_event_unqueue (event_source->display);
if (event)
{
@ -3569,11 +3572,11 @@ gdk_event_dispatch (GSource *source,
/* Do drag & drop if it is still pending */
if (_dnd_source_state == GDK_WIN32_DND_PENDING)
{
_dnd_source_state = GDK_WIN32_DND_DRAGGING;
_gdk_win32_dnd_do_dragdrop ();
_dnd_source_state = GDK_WIN32_DND_NONE;
}
{
_dnd_source_state = GDK_WIN32_DND_DRAGGING;
_gdk_win32_dnd_do_dragdrop ();
_dnd_source_state = GDK_WIN32_DND_NONE;
}
}
gdk_threads_leave ();

2
gdk/win32/gdkprivate-win32.h
View File

@ -540,6 +540,6 @@ gboolean _gdk_win32_window_lacks_wm_decorations (GdkWindow *window);
/* Initialization */
void _gdk_win32_windowing_init (void);
void _gdk_dnd_init (void);
void _gdk_events_init (void);
void _gdk_events_init (GdkDisplay *display);
#endif /* __GDK_PRIVATE_WIN32_H__ */