/* gdkevents-quartz.c * * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald * Copyright (C) 1998-2002 Tor Lillqvist * Copyright (C) 2005 Imendio AB * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #include #include #include #include "gdkscreen.h" #include "gdkprivate-quartz.h" static GPollFD event_poll_fd; static NSEvent *current_event; /* This is the window the mouse is currently over */ static GdkWindow *current_mouse_window; /* This is the window corresponding to the key window */ static GdkWindow *current_keyboard_window; /* This is the pointer grab window */ static GdkWindow *pointer_grab_window; static gboolean pointer_grab_owner_events; static GdkEventMask pointer_grab_event_mask; static gboolean pointer_grab_implicit; static gboolean gdk_event_prepare (GSource *source, gint *timeout) { NSEvent *event; gboolean retval; GDK_QUARTZ_ALLOC_POOL; *timeout = -1; event = [NSApp nextEventMatchingMask: NSAnyEventMask untilDate: [NSDate distantPast] inMode: NSDefaultRunLoopMode dequeue: NO]; retval = (_gdk_event_queue_find_first (_gdk_display) != NULL || event != NULL); GDK_QUARTZ_RELEASE_POOL; return retval; } static gboolean gdk_event_check (GSource *source) { if (_gdk_event_queue_find_first (_gdk_display) != NULL || current_event) return TRUE; /* FIXME: We should maybe try to fetch an event again here */ return FALSE; } static gboolean gdk_event_dispatch (GSource *source, GSourceFunc callback, gpointer user_data) { GdkEvent *event; GDK_QUARTZ_ALLOC_POOL; _gdk_events_queue (_gdk_display); event = _gdk_event_unqueue (_gdk_display); if (event) { if (_gdk_event_func) (*_gdk_event_func) (event, _gdk_event_data); gdk_event_free (event); } GDK_QUARTZ_RELEASE_POOL; return TRUE; } static GSourceFuncs event_funcs = { gdk_event_prepare, gdk_event_check, gdk_event_dispatch, NULL }; static GPollFunc old_poll_func; static gint poll_func (GPollFD *ufds, guint nfds, gint timeout_) { NSEvent *event; NSDate *limit_date; int n_active = 0; GDK_QUARTZ_ALLOC_POOL; /* FIXME: Support more than one pollfd */ g_assert (nfds == 1); if (timeout_ == -1) limit_date = [NSDate distantFuture]; else if (timeout_ == 0) limit_date = [NSDate distantPast]; else limit_date = [NSDate dateWithTimeIntervalSinceNow:timeout_/1000.0]; event = [NSApp nextEventMatchingMask: NSAnyEventMask untilDate: limit_date inMode: NSDefaultRunLoopMode dequeue: YES]; if (event) { ufds[0].revents = G_IO_IN; g_assert (current_event == NULL); current_event = [event retain]; n_active ++; } GDK_QUARTZ_RELEASE_POOL; return n_active; } void _gdk_events_init (void) { GSource *source; event_poll_fd.events = G_IO_IN; event_poll_fd.fd = -1; source = g_source_new (&event_funcs, sizeof (GSource)); g_source_add_poll (source, &event_poll_fd); g_source_set_priority (source, GDK_PRIORITY_EVENTS); g_source_set_can_recurse (source, TRUE); g_source_attach (source, NULL); /* FIXME: I really hate it that we need a custom poll function here. * I think we can do better using threads. */ old_poll_func = g_main_context_get_poll_func (NULL); g_main_context_set_poll_func (NULL, poll_func); current_mouse_window = g_object_ref (_gdk_root); current_keyboard_window = g_object_ref (_gdk_root); } gboolean gdk_events_pending (void) { /* FIXME: Implement */ return FALSE; } GdkEvent* gdk_event_get_graphics_expose (GdkWindow *window) { /* FIXME: Implement */ return NULL; } static void pointer_ungrab_internal (gboolean implicit) { if (!pointer_grab_window) return; if (pointer_grab_implicit && !implicit) return; g_object_unref (pointer_grab_window); pointer_grab_window = NULL; /* FIXME: Send crossing events */ } gboolean gdk_display_pointer_is_grabbed (GdkDisplay *display) { return pointer_grab_window != NULL; } gboolean gdk_pointer_grab_info_libgtk_only (GdkDisplay *display, GdkWindow **grab_window, gboolean *owner_events) { if (!pointer_grab_window) return FALSE; if (grab_window) *grab_window = pointer_grab_window; if (owner_events) *owner_events = pointer_grab_owner_events; return FALSE; } void gdk_display_pointer_ungrab (GdkDisplay *display, guint32 time) { pointer_ungrab_internal (FALSE); } static GdkGrabStatus pointer_grab_internal (GdkWindow *window, gboolean owner_events, GdkEventMask event_mask, GdkWindow *confine_to, GdkCursor *cursor, gboolean implicit) { /* FIXME: Send crossing events */ pointer_grab_window = g_object_ref (window); pointer_grab_owner_events = owner_events; pointer_grab_event_mask = event_mask; pointer_grab_implicit = implicit; return GDK_GRAB_SUCCESS; } GdkGrabStatus gdk_pointer_grab (GdkWindow *window, gboolean owner_events, GdkEventMask event_mask, GdkWindow *confine_to, GdkCursor *cursor, guint32 time) { g_return_val_if_fail (GDK_IS_WINDOW (window), 0); g_return_val_if_fail (confine_to == NULL || GDK_IS_WINDOW (confine_to), 0); if (pointer_grab_window) { if (!pointer_grab_implicit) return GDK_GRAB_ALREADY_GRABBED; else pointer_ungrab_internal (TRUE); } return pointer_grab_internal (window, owner_events, event_mask, confine_to, cursor, FALSE); } static void fixup_event (GdkEvent *event) { if (event->any.window) g_object_ref (event->any.window); if (((event->any.type == GDK_ENTER_NOTIFY) || (event->any.type == GDK_LEAVE_NOTIFY)) && (event->crossing.subwindow != NULL)) g_object_ref (event->crossing.subwindow); event->any.send_event = FALSE; } static void append_event (GdkEvent *event) { fixup_event (event); _gdk_event_queue_append (_gdk_display, event); } static GdkFilterReturn apply_filters (GdkWindow *window, NSEvent *nsevent, GList *filters) { GdkFilterReturn result = GDK_FILTER_CONTINUE; GdkEvent *event; GList *node; GList *tmp_list; event = gdk_event_new (GDK_NOTHING); if (window != NULL) event->any.window = g_object_ref (window); ((GdkEventPrivate *)event)->flags |= GDK_EVENT_PENDING; /* I think GdkFilterFunc semantics require the passed-in event * to already be in the queue. The filter func can generate * more events and append them after it if it likes. */ node = _gdk_event_queue_append (_gdk_display, event); tmp_list = filters; while (tmp_list) { GdkEventFilter *filter = (GdkEventFilter *) tmp_list->data; tmp_list = tmp_list->next; result = filter->function (nsevent, event, filter->data); if (result != GDK_FILTER_CONTINUE) break; } if (result == GDK_FILTER_CONTINUE || result == GDK_FILTER_REMOVE) { _gdk_event_queue_remove_link (_gdk_display, node); g_list_free_1 (node); gdk_event_free (event); } else /* GDK_FILTER_TRANSLATE */ { ((GdkEventPrivate *)event)->flags &= ~GDK_EVENT_PENDING; fixup_event (event); } return result; } static GdkWindow * find_child_window_by_point_helper (GdkWindow *window, int x, int y, int x_offset, int y_offset, int *x_ret, int *y_ret) { GList *children; for (children = GDK_WINDOW_OBJECT (window)->children; children; children = children->next) { GdkWindowObject *private = GDK_WINDOW_OBJECT (children->data); GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (private->impl); int temp_x, temp_y; if (!GDK_WINDOW_IS_MAPPED (private)) continue; temp_x = x_offset + private->x; temp_y = y_offset + private->y; /* FIXME: Are there off by one errors here? */ if (x >= temp_x && y >= temp_y && x < temp_x + impl->width && y < temp_y + impl->height) { *x_ret = x - x_offset - private->x; *y_ret = y - y_offset - private->y; /* Look for child windows */ return find_child_window_by_point_helper (GDK_WINDOW (children->data), x, y, temp_x, temp_y, x_ret, y_ret); } } return window; } /* Given a toplevel window and coordinates, returns the window * in which the point is. */ static GdkWindow * find_child_window_by_point (GdkWindow *toplevel, int x, int y, int *x_ret, int *y_ret) { GdkWindowObject *private = (GdkWindowObject *)toplevel; GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (private->impl); /* If the point is in the title bar, ignore it */ if (y > impl->height) return NULL; /* FIXME: Check this for off-by-one errors */ /* First flip the y coordinate */ y = impl->height - y; return find_child_window_by_point_helper (toplevel, x, y, 0, 0, x_ret, y_ret); } /* Returns the current keyboard window */ static GdkWindow * find_current_keyboard_window (void) { /* FIXME: Handle keyboard grabs */ return current_keyboard_window; } /* this function checks if the passed in window is interested in the * event mask. If so, it's returned. If not, the event can be propagated * to its parent. */ static GdkWindow * find_window_interested_in_event_mask (GdkWindow *window, GdkEventMask event_mask, gboolean propagate) { while (window) { GdkWindowObject *private = GDK_WINDOW_OBJECT (window); if (private->event_mask & event_mask) return window; if (!propagate) return NULL; else window = GDK_WINDOW (private->parent); } return NULL; } static guint32 get_event_time (NSEvent *event) { double time = [event timestamp]; return time * 1000.0; } static int convert_mouse_button_number (int button) { switch (button) { case 0: return 1; case 1: return 3; case 2: return 2; default: return button + 1; } } /* Return an event mask from an NSEvent */ static GdkEventMask get_event_mask_from_ns_event (NSEvent *nsevent) { NSEventType event_type = [nsevent type]; switch (event_type) { case NSLeftMouseDown: case NSRightMouseDown: case NSOtherMouseDown: return GDK_BUTTON_PRESS_MASK; case NSLeftMouseUp: case NSRightMouseUp: case NSOtherMouseUp: return GDK_BUTTON_RELEASE_MASK; case NSMouseMoved: return GDK_POINTER_MOTION_MASK|GDK_POINTER_MOTION_HINT_MASK; case NSScrollWheel: /* Since applications that want button press events can get * scroll events on X11 (since scroll wheel events are really * button press events there), we need to use GDK_BUTTON_PRESS_MASK too. */ return GDK_SCROLL_MASK|GDK_BUTTON_PRESS_MASK; case NSLeftMouseDragged: return GDK_POINTER_MOTION_MASK|GDK_POINTER_MOTION_HINT_MASK| GDK_BUTTON_MOTION_MASK|GDK_BUTTON1_MOTION_MASK; case NSRightMouseDragged: return GDK_POINTER_MOTION_MASK|GDK_POINTER_MOTION_HINT_MASK| GDK_BUTTON_MOTION_MASK|GDK_BUTTON3_MOTION_MASK; case NSOtherMouseDragged: { GdkEventMask mask = GDK_POINTER_MOTION_MASK|GDK_POINTER_MOTION_HINT_MASK| GDK_BUTTON_MOTION_MASK; if (convert_mouse_button_number ([nsevent buttonNumber]) == 2) mask |= GDK_BUTTON2_MOTION_MASK; return mask; } case NSKeyDown: return GDK_KEY_PRESS_MASK; case NSKeyUp: return GDK_KEY_RELEASE_MASK; default: g_assert_not_reached (); } return 0; } static GdkEvent * create_focus_event (GdkWindow *window, gboolean in) { GdkEvent *event; event = gdk_event_new (GDK_FOCUS_CHANGE); event->focus_change.window = window; /* FIXME: send event */ event->focus_change.in = in; return event; } void _gdk_quartz_update_focus_window (GdkWindow *new_window) { /* FIXME: Don't do this when grabbed */ if (new_window != current_keyboard_window) { GdkEvent *event; event = create_focus_event (current_keyboard_window, FALSE); append_event (event); event = create_focus_event (new_window, TRUE); append_event (event); g_object_unref (current_keyboard_window); current_keyboard_window = g_object_ref (new_window); } } static gboolean gdk_window_is_ancestor (GdkWindow *ancestor, GdkWindow *window) { if (ancestor == NULL || window == NULL) return FALSE; return (gdk_window_get_parent (window) == ancestor || gdk_window_is_ancestor (ancestor, gdk_window_get_parent (window))); } static GdkModifierType get_keyboard_modifiers_from_nsevent (NSEvent *nsevent) { GdkModifierType modifiers = 0; int nsflags; nsflags = [nsevent modifierFlags]; if (nsflags & NSAlphaShiftKeyMask) modifiers |= GDK_LOCK_MASK; if (nsflags & NSShiftKeyMask) modifiers |= GDK_SHIFT_MASK; if (nsflags & NSControlKeyMask) modifiers |= GDK_CONTROL_MASK; if (nsflags & NSControlKeyMask) modifiers |= GDK_MOD1_MASK; /* FIXME: Support GDK_BUTTON_MASK */ return modifiers; } static void convert_window_coordinates_to_root (GdkWindow *window, gdouble x, gdouble y, gdouble *x_root, gdouble *y_root) { /* FIXME: Implement */ *x_root = 0; *y_root = 0; } static GdkEvent * create_crossing_event (GdkWindow *window, NSEvent *nsevent, GdkEventType event_type, GdkCrossingMode mode, GdkNotifyType detail) { GdkEvent *event; event = gdk_event_new (event_type); event->crossing.window = window; event->crossing.subwindow = NULL; /* FIXME */ event->crossing.time = get_event_time (nsevent); /* FIXME: x, y, x_root, y_root */ event->crossing.mode = mode; event->crossing.detail = detail; /* FIXME: focus */ /* FIXME: state, (button state too) */ return event; } static void synthesize_enter_event (GdkWindow *window, NSEvent *nsevent, GdkCrossingMode mode, GdkNotifyType detail) { GdkEvent *event; if (!(GDK_WINDOW_OBJECT (window)->event_mask & GDK_ENTER_NOTIFY_MASK)) return; event = create_crossing_event (window, nsevent, GDK_ENTER_NOTIFY, mode, detail); append_event (event); } static void synthesize_enter_events (GdkWindow *from, GdkWindow *to, NSEvent *nsevent, GdkCrossingMode mode, GdkNotifyType detail) { GdkWindow *prev = gdk_window_get_parent (to); if (prev != from) synthesize_enter_events (from, prev, nsevent, mode, detail); synthesize_enter_event (to, nsevent, mode, detail); } static void synthesize_leave_event (GdkWindow *window, NSEvent *nsevent, GdkCrossingMode mode, GdkNotifyType detail) { GdkEvent *event; if (!(GDK_WINDOW_OBJECT (window)->event_mask & GDK_LEAVE_NOTIFY_MASK)) return; event = create_crossing_event (window, nsevent, GDK_LEAVE_NOTIFY, mode, detail); append_event (event); } static void synthesize_leave_events (GdkWindow *from, GdkWindow *to, NSEvent *nsevent, GdkCrossingMode mode, GdkNotifyType detail) { GdkWindow *next = gdk_window_get_parent (from); synthesize_leave_event (from, nsevent, mode, detail); if (next != to) synthesize_leave_events (next, to, nsevent, mode, detail); } static void synthesize_crossing_events (GdkWindow *window, GdkCrossingMode mode, NSEvent *nsevent, gint x, gint y) { GdkWindow *intermediate, *tem, *common_ancestor; if (gdk_window_is_ancestor (current_mouse_window, window)) { /* Pointer has moved to an inferior window. */ synthesize_leave_event (current_mouse_window, nsevent, mode, GDK_NOTIFY_INFERIOR); /* If there are intermediate windows, generate ENTER_NOTIFY * events for them */ intermediate = gdk_window_get_parent (window); if (intermediate != current_mouse_window) { synthesize_enter_events (current_mouse_window, intermediate, nsevent, mode, GDK_NOTIFY_VIRTUAL); } synthesize_enter_event (window, nsevent, mode, GDK_NOTIFY_ANCESTOR); } else if (gdk_window_is_ancestor (window, current_mouse_window)) { /* Pointer has moved to an ancestor window. */ synthesize_leave_event (current_mouse_window, nsevent, mode, GDK_NOTIFY_ANCESTOR); /* If there are intermediate windows, generate LEAVE_NOTIFY * events for them */ intermediate = gdk_window_get_parent (current_mouse_window); if (intermediate != window) { synthesize_leave_events (intermediate, window, nsevent, mode, GDK_NOTIFY_VIRTUAL); } synthesize_enter_event (window, nsevent, mode, GDK_NOTIFY_INFERIOR); } else if (current_mouse_window) { /* Find least common ancestor of current_mouse_window and window */ tem = current_mouse_window; do { common_ancestor = gdk_window_get_parent (tem); tem = common_ancestor; } while (common_ancestor && !gdk_window_is_ancestor (common_ancestor, window)); if (common_ancestor) { synthesize_leave_event (current_mouse_window, nsevent, mode, GDK_NOTIFY_NONLINEAR); intermediate = gdk_window_get_parent (current_mouse_window); if (intermediate != common_ancestor) { synthesize_leave_events (intermediate, common_ancestor, nsevent, mode, GDK_NOTIFY_NONLINEAR_VIRTUAL); } intermediate = gdk_window_get_parent (window); if (intermediate != common_ancestor) { synthesize_enter_events (common_ancestor, intermediate, nsevent, mode, GDK_NOTIFY_NONLINEAR_VIRTUAL); } synthesize_enter_event (window, nsevent, mode, GDK_NOTIFY_NONLINEAR); } } else { /* Dunno where we are coming from */ synthesize_enter_event (window, nsevent, mode, GDK_NOTIFY_UNKNOWN); } _gdk_quartz_update_mouse_window (window); } /* Get current mouse window */ GdkWindow * _gdk_quartz_get_mouse_window (void) { /* FIXME: What about grabs? */ return current_mouse_window; } /* Update mouse window */ void _gdk_quartz_update_mouse_window (GdkWindow *window) { if (window) g_object_ref (window); if (current_mouse_window) g_object_unref (current_mouse_window); current_mouse_window = window; } /* Update current cursor */ void _gdk_quartz_update_cursor (GdkWindow *window) { GdkWindowObject *private = GDK_WINDOW_OBJECT (window); NSCursor *nscursor = nil; while (private) { GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (private->impl); nscursor = impl->nscursor; if (nscursor) break; private = private->parent; } if (!nscursor) nscursor = [NSCursor arrowCursor]; if ([NSCursor currentCursor] != nscursor) [nscursor set]; } /* This function finds the correct window to send an event to, * taking into account grabs (FIXME: not done yet), event propagation, * and event masks. */ static GdkWindow * find_window_for_event (NSEvent *nsevent, gint *x, gint *y) { NSWindow *nswindow = [nsevent window]; NSEventType event_type = [nsevent type]; if (!nswindow) return NULL; if (event_type == NSMouseMoved || event_type == NSLeftMouseDragged || event_type == NSRightMouseDragged || event_type == NSOtherMouseDragged) { GdkWindow *toplevel = [(GdkQuartzView *)[nswindow contentView] gdkWindow]; NSPoint point = [nsevent locationInWindow]; GdkWindow *mouse_window; mouse_window = find_child_window_by_point (toplevel, point.x, point.y, x, y); if (!mouse_window) mouse_window = _gdk_root; if (pointer_grab_window) { if (mouse_window != current_mouse_window) synthesize_crossing_events (mouse_window, GDK_CROSSING_NORMAL, nsevent, *x, *y); } else { if (current_mouse_window != mouse_window) { synthesize_crossing_events (mouse_window, GDK_CROSSING_NORMAL, nsevent, *x, *y); _gdk_quartz_update_cursor (mouse_window); } } } switch (event_type) { case NSLeftMouseDown: case NSRightMouseDown: case NSOtherMouseDown: case NSLeftMouseUp: case NSRightMouseUp: case NSOtherMouseUp: case NSMouseMoved: case NSScrollWheel: case NSLeftMouseDragged: case NSRightMouseDragged: case NSOtherMouseDragged: { GdkWindow *toplevel = [(GdkQuartzView *)[nswindow contentView] gdkWindow]; NSPoint point = [nsevent locationInWindow]; GdkWindow *mouse_window; GdkEventMask event_mask; GdkWindow *real_window; if (pointer_grab_window) { if (pointer_grab_event_mask & get_event_mask_from_ns_event (nsevent)) { int tempx, tempy; GdkWindowObject *w = GDK_WINDOW_OBJECT (pointer_grab_window); GdkWindowObject *grab_toplevel = GDK_WINDOW_OBJECT (gdk_window_get_toplevel (pointer_grab_window)); tempx = point.x; tempy = GDK_WINDOW_IMPL_QUARTZ (grab_toplevel->impl)->height - point.y; while (w != grab_toplevel) { tempx -= w->x; tempy -= w->y; w = w->parent; } *x = tempx; *y = tempy; return pointer_grab_window; } else { return NULL; } } if (!nswindow) { mouse_window = _gdk_root; } else { mouse_window = find_child_window_by_point (toplevel, point.x, point.y, x, y); } event_mask = get_event_mask_from_ns_event (nsevent); real_window = find_window_interested_in_event_mask (mouse_window, event_mask, TRUE); return real_window; } case NSMouseEntered: { NSPoint point; GdkWindow *toplevel; GdkWindow *mouse_window; point = [nsevent locationInWindow]; toplevel = [(GdkQuartzView *)[nswindow contentView] gdkWindow]; mouse_window = find_child_window_by_point (toplevel, point.x, point.y, x, y); synthesize_crossing_events (mouse_window, GDK_CROSSING_NORMAL, nsevent, *x, *y); break; } case NSMouseExited: synthesize_crossing_events (_gdk_root, GDK_CROSSING_NORMAL, nsevent, *x, *y); break; case NSKeyDown: case NSKeyUp: { GdkWindow *keyboard_window; GdkEventMask event_mask; GdkWindow *real_window; keyboard_window = find_current_keyboard_window (); event_mask = get_event_mask_from_ns_event (nsevent); real_window = find_window_interested_in_event_mask (keyboard_window, event_mask, TRUE); return real_window; } break; case NSAppKitDefined: case NSSystemDefined: /* We ignore these events */ break; default: NSLog(@"Unhandled event %@", nsevent); } return NULL; } static GdkEvent * create_button_event (GdkWindow *window, NSEvent *nsevent, gint x, gint y) { GdkEvent *event; GdkEventType type; guint button; switch ([nsevent type]) { case NSLeftMouseDown: case NSRightMouseDown: case NSOtherMouseDown: type = GDK_BUTTON_PRESS; button = convert_mouse_button_number ([nsevent buttonNumber]); break; case NSLeftMouseUp: type = GDK_BUTTON_RELEASE; button = 1; break; case NSRightMouseUp: type = GDK_BUTTON_RELEASE; button = 3; break; case NSOtherMouseUp: type = GDK_BUTTON_RELEASE; button = convert_mouse_button_number ([nsevent buttonNumber]); break; default: g_assert_not_reached (); } event = gdk_event_new (type); event->button.window = window; event->button.time = get_event_time (nsevent); event->button.x = x; event->button.y = y; /* FIXME event->axes */ event->button.state = get_keyboard_modifiers_from_nsevent (nsevent); event->button.button = button; event->button.device = _gdk_display->core_pointer; convert_window_coordinates_to_root (window, x, y, &event->button.x_root, &event->button.y_root); return event; } static GdkEvent * create_motion_event (GdkWindow *window, NSEvent *nsevent, gint x, gint y) { GdkEvent *event; GdkEventType type; GdkModifierType state = 0; int button = 0; switch ([nsevent type]) { case NSLeftMouseDragged: case NSRightMouseDragged: case NSOtherMouseDragged: button = convert_mouse_button_number ([nsevent buttonNumber]); /* Fall through */ case NSMouseMoved: type = GDK_MOTION_NOTIFY; break; default: g_assert_not_reached (); } /* This maps buttons 1 to 5 to GDK_BUTTON[1-5]_MASK */ if (button >= 1 && button <= 5) state = (1 << (button + 7)); state |= get_keyboard_modifiers_from_nsevent (nsevent); event = gdk_event_new (type); event->motion.window = window; event->motion.time = get_event_time (nsevent); event->motion.x = x; event->motion.y = y; /* FIXME event->axes */ event->motion.state = state; event->motion.is_hint = FALSE; event->motion.device = _gdk_display->core_pointer; convert_window_coordinates_to_root (window, x, y, &event->motion.x_root, &event->motion.y_root); return event; } static GdkEvent * create_scroll_event (GdkWindow *window, NSEvent *nsevent, GdkScrollDirection direction) { GdkEvent *event; event = gdk_event_new (GDK_SCROLL); event->scroll.window = window; event->scroll.time = get_event_time (nsevent); /* FIXME event->x, event->y */ /* FIXME event->state; */ /* FIXME event->is_hint; */ event->scroll.direction = direction; event->scroll.device = _gdk_display->core_pointer; /* FIXME: event->x_root, event->y_root */ return event; } static GdkEvent * create_key_event (GdkWindow *window, NSEvent *nsevent) { GdkEventType event_type; GdkEvent *event; switch ([nsevent type]) { case NSKeyDown: event_type = GDK_KEY_PRESS; break; case NSKeyUp: event_type = GDK_KEY_RELEASE; break; default: g_assert_not_reached (); } event = gdk_event_new (event_type); event->key.window = window; event->key.time = get_event_time (nsevent); event->key.state = get_keyboard_modifiers_from_nsevent (nsevent); event->key.hardware_keycode = [nsevent keyCode]; event->key.group = ([nsevent modifierFlags] & NSAlternateKeyMask) ? 1 : 0; gdk_keymap_translate_keyboard_state (NULL, event->key.hardware_keycode, event->key.state, event->key.group, &event->key.keyval, NULL, NULL, NULL); return event; } static gboolean gdk_event_translate (NSEvent *nsevent) { NSWindow *nswindow = [nsevent window]; GdkWindow *window; GdkFilterReturn result; GdkEvent *event; int x, y; if (_gdk_default_filters) { /* Apply global filters */ GdkFilterReturn result = apply_filters (NULL, nsevent, _gdk_default_filters); /* If result is GDK_FILTER_CONTINUE, we continue as if nothing * happened. If it is GDK_FILTER_REMOVE, * we return TRUE and won't send the message to Quartz. */ if (result == GDK_FILTER_REMOVE) return TRUE; } window = find_window_for_event (nsevent, &x, &y); if (!window) return FALSE; result = apply_filters (window, nsevent, ((GdkWindowObject *) window)->filters); if (result == GDK_FILTER_REMOVE) return TRUE; switch ([nsevent type]) { case NSLeftMouseDown: case NSRightMouseDown: case NSOtherMouseDown: /* Emulate implicit grab */ if (!pointer_grab_window) { pointer_grab_internal (window, FALSE, GDK_WINDOW_OBJECT (window)->event_mask, NULL, NULL, TRUE); } event = create_button_event (window, nsevent, x, y); append_event (event); _gdk_event_button_generate (_gdk_display, event); break; case NSLeftMouseUp: case NSRightMouseUp: case NSOtherMouseUp: event = create_button_event (window, nsevent, x, y); append_event (event); /* Ungrab implicit grab */ if (pointer_grab_window && pointer_grab_implicit) pointer_ungrab_internal (TRUE); break; case NSLeftMouseDragged: case NSRightMouseDragged: case NSOtherMouseDragged: case NSMouseMoved: event = create_motion_event (window, nsevent, x, y); append_event (event); break; case NSScrollWheel: { float dx = [nsevent deltaX]; float dy = [nsevent deltaY]; GdkScrollDirection direction; /* The delta is how much the mouse wheel has moved. Since there's no such thing in GTK+ * we accomodate by sending a different number of scroll wheel events. */ /* First do y events */ if (dy < 0.0) { dy = -dy; direction = GDK_SCROLL_DOWN; } else direction = GDK_SCROLL_UP; while (dy > 0.0) { event = create_scroll_event (window, nsevent, direction); append_event (event); dy--; } /* Now do x events */ if (dx < 0.0) { dx = -dx; direction = GDK_SCROLL_RIGHT; } else direction = GDK_SCROLL_LEFT; while (dx > 0.0) { event = create_scroll_event (window, nsevent, direction); append_event (event); dx--; } break; } case NSKeyDown: case NSKeyUp: event = create_key_event (window, nsevent); append_event (event); return TRUE; break; default: NSLog(@"Untranslated: %@", nsevent); } return FALSE; } void _gdk_events_queue (GdkDisplay *display) { if (current_event) { if (!gdk_event_translate (current_event)) { [NSApp sendEvent:current_event]; } [current_event release]; current_event = NULL; } } void gdk_flush (void) { gdk_display_flush (NULL); } void gdk_display_sync (GdkDisplay *display) { /* FIXME: Implement */ } void gdk_display_flush (GdkDisplay *display) { /* FIXME: Implement */ } gboolean gdk_event_send_client_message_for_display (GdkDisplay *display, GdkEvent *event, GdkNativeWindow winid) { return FALSE; } void gdk_screen_broadcast_client_message (GdkScreen *screen, GdkEvent *event) { } gboolean gdk_screen_get_setting (GdkScreen *screen, const gchar *name, GValue *value) { if (strcmp (name, "gtk-font-name") == 0) { /* FIXME: This should be fetched from the correct preference value */ g_value_set_string (value, "Lucida Grande 13"); return TRUE; } /* FIXME: Add more settings */ return FALSE; }