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x11: Unify focus handling code

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This code was essentially copy-pasted in two locations, so unify them in
the same place.

https://bugzilla.gnome.org/show_bug.cgi?id=657578
This commit is contained in:
Benjamin Otte 2011-12-19 11:19:35 +01:00
parent 3d4a8dabb2
commit 2ea328dfbc
3 changed files with 114 additions and 218 deletions
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229
gdk/x11/gdkdevicemanager-core-x11.c
View File

@ -225,23 +225,6 @@ set_user_time (GdkWindow *window,
gdk_event_get_time (event));
}
static void
generate_focus_event (GdkX11DeviceManagerCore *device_manager,
GdkWindow *window,
gboolean in)
{
GdkEvent *event;
event = gdk_event_new (GDK_FOCUS_CHANGE);
event->focus_change.window = g_object_ref (window);
event->focus_change.send_event = FALSE;
event->focus_change.in = in;
gdk_event_set_device (event, device_manager->core_keyboard);
gdk_event_put (event);
gdk_event_free (event);
}
static gboolean
set_screen_from_root (GdkDisplay *display,
GdkEvent *event,
@ -358,7 +341,6 @@ gdk_x11_device_manager_core_translate_event (GdkEventTranslator *translator,
GdkX11DeviceManagerCore *device_manager;
GdkWindow *window;
gboolean return_val;
GdkToplevelX11 *toplevel = NULL;
GdkX11Display *display_x11 = GDK_X11_DISPLAY (display);
device_manager = GDK_X11_DEVICE_MANAGER_CORE (translator);
@ -371,7 +353,6 @@ gdk_x11_device_manager_core_translate_event (GdkEventTranslator *translator,
if (GDK_WINDOW_DESTROYED (window) || !GDK_IS_WINDOW (window))
return FALSE;
toplevel = _gdk_x11_window_get_toplevel (window);
g_object_ref (window);
}
@ -681,118 +662,14 @@ gdk_x11_device_manager_core_translate_event (GdkEventTranslator *translator,
break;
/* We only care about focus events that indicate that _this_
* window (not a ancestor or child) got or lost the focus
*/
case FocusIn:
GDK_NOTE (EVENTS,
g_message ("focus in:\t\twindow: %ld, detail: %s, mode: %s",
xevent->xfocus.window,
notify_details[xevent->xfocus.detail],
notify_modes[xevent->xfocus.mode]));
if (toplevel)
{
gboolean had_focus = HAS_FOCUS (toplevel);
switch (xevent->xfocus.detail)
{
case NotifyAncestor:
case NotifyVirtual:
/* When the focus moves from an ancestor of the window to
* the window or a descendent of the window, *and* the
* pointer is inside the window, then we were previously
* receiving keystroke events in the has_pointer_focus
* case and are now receiving them in the
* has_focus_window case.
*/
if (toplevel->has_pointer &&
xevent->xfocus.mode != NotifyGrab &&
xevent->xfocus.mode != NotifyUngrab)
toplevel->has_pointer_focus = FALSE;
/* fall through */
case NotifyNonlinear:
case NotifyNonlinearVirtual:
if (xevent->xfocus.mode != NotifyGrab &&
xevent->xfocus.mode != NotifyUngrab)
toplevel->has_focus_window = TRUE;
/* We pretend that the focus moves to the grab
* window, so we pay attention to NotifyGrab
* NotifyUngrab, and ignore NotifyWhileGrabbed
*/
if (xevent->xfocus.mode != NotifyWhileGrabbed)
toplevel->has_focus = TRUE;
break;
case NotifyPointer:
/* The X server sends NotifyPointer/NotifyGrab,
* but the pointer focus is ignored while a
* grab is in effect
*/
if (xevent->xfocus.mode != NotifyGrab &&
xevent->xfocus.mode != NotifyUngrab)
toplevel->has_pointer_focus = TRUE;
break;
case NotifyInferior:
case NotifyPointerRoot:
case NotifyDetailNone:
break;
}
if (HAS_FOCUS (toplevel) != had_focus)
generate_focus_event (device_manager, window, TRUE);
}
break;
case FocusOut:
GDK_NOTE (EVENTS,
g_message ("focus out:\t\twindow: %ld, detail: %s, mode: %s",
xevent->xfocus.window,
notify_details[xevent->xfocus.detail],
notify_modes[xevent->xfocus.mode]));
if (toplevel)
{
gboolean had_focus = HAS_FOCUS (toplevel);
switch (xevent->xfocus.detail)
{
case NotifyAncestor:
case NotifyVirtual:
/* When the focus moves from the window or a descendent
* of the window to an ancestor of the window, *and* the
* pointer is inside the window, then we were previously
* receiving keystroke events in the has_focus_window
* case and are now receiving them in the
* has_pointer_focus case.
*/
if (toplevel->has_pointer &&
xevent->xfocus.mode != NotifyGrab &&
xevent->xfocus.mode != NotifyUngrab)
toplevel->has_pointer_focus = TRUE;
/* fall through */
case NotifyNonlinear:
case NotifyNonlinearVirtual:
if (xevent->xfocus.mode != NotifyGrab &&
xevent->xfocus.mode != NotifyUngrab)
toplevel->has_focus_window = FALSE;
if (xevent->xfocus.mode != NotifyWhileGrabbed)
toplevel->has_focus = FALSE;
break;
case NotifyPointer:
if (xevent->xfocus.mode != NotifyGrab &&
xevent->xfocus.mode != NotifyUngrab)
toplevel->has_pointer_focus = FALSE;
break;
case NotifyInferior:
case NotifyPointerRoot:
case NotifyDetailNone:
break;
}
if (HAS_FOCUS (toplevel) != had_focus)
generate_focus_event (device_manager, window, FALSE);
}
_gdk_device_manager_core_handle_focus (window,
device_manager->core_keyboard,
NULL,
xevent->type == FocusIn,
xevent->xfocus.detail,
xevent->xfocus.mode);
break;
default:
@ -912,3 +789,97 @@ _gdk_x11_event_translate_keyboard_string (GdkEventKey *event)
event->string = g_strdup ("");
}
}
/* We only care about focus events that indicate that _this_
* window (not a ancestor or child) got or lost the focus
*/
void
_gdk_device_manager_core_handle_focus (GdkWindow *window,
GdkDevice *device,
GdkDevice *source_device,
gboolean focus_in,
int detail,
int mode)
{
GdkToplevelX11 *toplevel;
gboolean had_focus;
g_return_if_fail (GDK_IS_WINDOW (window));
g_return_if_fail (GDK_IS_DEVICE (device));
g_return_if_fail (source_device == NULL || GDK_IS_DEVICE (source_device));
GDK_NOTE (EVENTS,
g_message ("focus out:\t\twindow: %ld, detail: %s, mode: %s",
GDK_WINDOW_XID (window),
notify_details[detail],
notify_modes[mode]));
toplevel = _gdk_x11_window_get_toplevel (window);
if (!toplevel)
return;
had_focus = HAS_FOCUS (toplevel);
switch (detail)
{
case NotifyAncestor:
case NotifyVirtual:
/* When the focus moves from an ancestor of the window to
* the window or a descendent of the window, *and* the
* pointer is inside the window, then we were previously
* receiving keystroke events in the has_pointer_focus
* case and are now receiving them in the
* has_focus_window case.
*/
if (toplevel->has_pointer &&
mode != NotifyGrab &&
mode != NotifyUngrab)
toplevel->has_pointer_focus = (focus_in) ? FALSE : TRUE;
/* fall through */
case NotifyNonlinear:
case NotifyNonlinearVirtual:
if (mode != NotifyGrab &&
mode != NotifyUngrab)
toplevel->has_focus_window = (focus_in) ? TRUE : FALSE;
/* We pretend that the focus moves to the grab
* window, so we pay attention to NotifyGrab
* NotifyUngrab, and ignore NotifyWhileGrabbed
*/
if (mode != NotifyWhileGrabbed)
toplevel->has_focus = (focus_in) ? TRUE : FALSE;
break;
case NotifyPointer:
/* The X server sends NotifyPointer/NotifyGrab,
* but the pointer focus is ignored while a
* grab is in effect
*/
if (mode != NotifyGrab &&
mode != NotifyUngrab)
toplevel->has_pointer_focus = (focus_in) ? TRUE : FALSE;
break;
case NotifyInferior:
case NotifyPointerRoot:
case NotifyDetailNone:
default:
break;
}
if (HAS_FOCUS (toplevel) != had_focus)
{
GdkEvent *event;
event = gdk_event_new (GDK_FOCUS_CHANGE);
event->focus_change.window = g_object_ref (window);
event->focus_change.send_event = FALSE;
event->focus_change.in = focus_in;
gdk_event_set_device (event, device);
if (source_device)
gdk_event_set_source_device (event, source_device);
gdk_event_put (event);
gdk_event_free (event);
}
}

94
gdk/x11/gdkdevicemanager-xi2.c
View File

@ -739,91 +739,6 @@ set_user_time (GdkEvent *event)
gdk_x11_window_set_user_time (window, time);
}
static void
generate_focus_event (GdkWindow *window,
GdkDevice *device,
GdkDevice *source_device,
gboolean in)
{
GdkEvent *event;
event = gdk_event_new (GDK_FOCUS_CHANGE);
event->focus_change.window = g_object_ref (window);
event->focus_change.send_event = FALSE;
event->focus_change.in = in;
gdk_event_set_device (event, device);
gdk_event_set_source_device (event, source_device);
gdk_event_put (event);
gdk_event_free (event);
}
static void
handle_focus_change (GdkWindow *window,
GdkDevice *device,
GdkDevice *source_device,
gint detail,
gint mode,
gboolean in)
{
GdkToplevelX11 *toplevel;
gboolean had_focus;
toplevel = _gdk_x11_window_get_toplevel (window);
if (!toplevel)
return;
had_focus = HAS_FOCUS (toplevel);
switch (detail)
{
case NotifyAncestor:
case NotifyVirtual:
/* When the focus moves from an ancestor of the window to
* the window or a descendent of the window, *and* the
* pointer is inside the window, then we were previously
* receiving keystroke events in the has_pointer_focus
* case and are now receiving them in the
* has_focus_window case.
*/
if (toplevel->has_pointer &&
mode != NotifyGrab &&
mode != NotifyUngrab)
toplevel->has_pointer_focus = (in) ? FALSE : TRUE;
/* fall through */
case NotifyNonlinear:
case NotifyNonlinearVirtual:
if (mode != NotifyGrab &&
mode != NotifyUngrab)
toplevel->has_focus_window = (in) ? TRUE : FALSE;
/* We pretend that the focus moves to the grab
* window, so we pay attention to NotifyGrab
* NotifyUngrab, and ignore NotifyWhileGrabbed
*/
if (mode != NotifyWhileGrabbed)
toplevel->has_focus = (in) ? TRUE : FALSE;
break;
case NotifyPointer:
/* The X server sends NotifyPointer/NotifyGrab,
* but the pointer focus is ignored while a
* grab is in effect
*/
if (mode != NotifyGrab &&
mode != NotifyUngrab)
toplevel->has_pointer_focus = (in) ? TRUE :FALSE;
break;
case NotifyInferior:
case NotifyPointerRoot:
case NotifyDetailNone:
break;
}
if (HAS_FOCUS (toplevel) != had_focus)
generate_focus_event (window, device, source_device, (in) ? TRUE : FALSE);
}
static gdouble *
translate_axes (GdkDevice *device,
gdouble x,
@ -1312,9 +1227,12 @@ gdk_x11_device_manager_xi2_translate_event (GdkEventTranslator *translator,
source_device = g_hash_table_lookup (device_manager->id_table,
GUINT_TO_POINTER (xev->sourceid));
handle_focus_change (window, device, source_device,
xev->detail, xev->mode,
(ev->evtype == XI_FocusIn) ? TRUE : FALSE);
_gdk_device_manager_core_handle_focus (window,
device,
source_device,
(ev->evtype == XI_FocusIn) ? TRUE : FALSE,
xev->detail,
xev->mode);
return_val = FALSE;
}

7
gdk/x11/gdkdevicemanagerprivate-core.h
View File

@ -37,6 +37,13 @@ struct _GdkX11DeviceManagerCoreClass
GdkDeviceManagerClass parent_class;
};
void _gdk_device_manager_core_handle_focus (GdkWindow *window,
GdkDevice *device,
GdkDevice *source_device,
gboolean focus_in,
int detail,
gboolean in);
G_END_DECLS
#endif /* __GDK_DEVICE_MANAGER_PRIVATE_CORE_H__ */