/* GDK - The GIMP Drawing Kit * Copyright (C) 2009 Carlos Garnacho * * 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. */ #define _GNU_SOURCE #include #include #include #include "config.h" #include #include #include #include "gdkprivate-wayland.h" #include "gdkwayland.h" #include "gdkkeysyms.h" #include "gdkdeviceprivate.h" #include "gdkdevicemanagerprivate.h" #include "gdkprivate-wayland.h" #include #include #include #define GDK_TYPE_DEVICE_CORE (gdk_device_core_get_type ()) #define GDK_DEVICE_CORE(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GDK_TYPE_DEVICE_CORE, GdkDeviceCore)) #define GDK_DEVICE_CORE_CLASS(c) (G_TYPE_CHECK_CLASS_CAST ((c), GDK_TYPE_DEVICE_CORE, GdkDeviceCoreClass)) #define GDK_IS_DEVICE_CORE(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GDK_TYPE_DEVICE_CORE)) #define GDK_IS_DEVICE_CORE_CLASS(c) (G_TYPE_CHECK_CLASS_TYPE ((c), GDK_TYPE_DEVICE_CORE)) #define GDK_DEVICE_CORE_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GDK_TYPE_DEVICE_CORE, GdkDeviceCoreClass)) typedef struct _GdkDeviceCore GdkDeviceCore; typedef struct _GdkDeviceCoreClass GdkDeviceCoreClass; typedef struct _GdkWaylandDevice GdkWaylandDevice; typedef struct _DataOffer DataOffer; typedef struct _GdkWaylandSelectionOffer GdkWaylandSelectionOffer; struct _GdkWaylandDevice { GdkDisplay *display; GdkDevice *pointer; GdkDevice *keyboard; GdkModifierType modifiers; GdkWindow *pointer_focus; GdkWindow *keyboard_focus; struct wl_input_device *device; struct wl_data_device *data_device; int32_t x, y, surface_x, surface_y; uint32_t time; GdkWindow *pointer_grab_window; uint32_t pointer_grab_time; guint32 repeat_timer; guint32 repeat_key; guint32 repeat_count; DataOffer *drag_offer; DataOffer *selection_offer; GdkWaylandSelectionOffer *selection_offer_out; }; struct _GdkDeviceCore { GdkDevice parent_instance; GdkWaylandDevice *device; }; struct _GdkDeviceCoreClass { GdkDeviceClass parent_class; }; G_DEFINE_TYPE (GdkDeviceCore, gdk_device_core, GDK_TYPE_DEVICE) #define GDK_TYPE_DEVICE_MANAGER_CORE (gdk_device_manager_core_get_type ()) #define GDK_DEVICE_MANAGER_CORE(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GDK_TYPE_DEVICE_MANAGER_CORE, GdkDeviceManagerCore)) #define GDK_DEVICE_MANAGER_CORE_CLASS(c) (G_TYPE_CHECK_CLASS_CAST ((c), GDK_TYPE_DEVICE_MANAGER_CORE, GdkDeviceManagerCoreClass)) #define GDK_IS_DEVICE_MANAGER_CORE(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GDK_TYPE_DEVICE_MANAGER_CORE)) #define GDK_IS_DEVICE_MANAGER_CORE_CLASS(c) (G_TYPE_CHECK_CLASS_TYPE ((c), GDK_TYPE_DEVICE_MANAGER_CORE)) #define GDK_DEVICE_MANAGER_CORE_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GDK_TYPE_DEVICE_MANAGER_CORE, GdkDeviceManagerCoreClass)) typedef struct _GdkDeviceManagerCore GdkDeviceManagerCore; typedef struct _GdkDeviceManagerCoreClass GdkDeviceManagerCoreClass; struct _GdkDeviceManagerCore { GdkDeviceManager parent_object; GdkDevice *core_pointer; GdkDevice *core_keyboard; GList *devices; }; struct _GdkDeviceManagerCoreClass { GdkDeviceManagerClass parent_class; }; G_DEFINE_TYPE (GdkDeviceManagerCore, gdk_device_manager_core, GDK_TYPE_DEVICE_MANAGER) static gboolean gdk_device_core_get_history (GdkDevice *device, GdkWindow *window, guint32 start, guint32 stop, GdkTimeCoord ***events, gint *n_events) { return FALSE; } static void gdk_device_core_get_state (GdkDevice *device, GdkWindow *window, gdouble *axes, GdkModifierType *mask) { gint x_int, y_int; gdk_window_get_device_position (window, device, &x_int, &y_int, mask); if (axes) { axes[0] = x_int; axes[1] = y_int; } } static void gdk_device_core_set_window_cursor (GdkDevice *device, GdkWindow *window, GdkCursor *cursor) { GdkWaylandDevice *wd = GDK_DEVICE_CORE(device)->device; struct wl_buffer *buffer; int x, y; if (cursor) g_object_ref (cursor); /* Setting the cursor to NULL means that we should use the default cursor */ if (!cursor) { /* FIXME: Is this the best sensible default ? */ cursor = _gdk_wayland_display_get_cursor_for_type (device->display, GDK_LEFT_PTR); } buffer = _gdk_wayland_cursor_get_buffer(cursor, &x, &y); wl_input_device_attach(wd->device, wd->time, buffer, x, y); g_object_unref (cursor); } static void gdk_device_core_warp (GdkDevice *device, GdkScreen *screen, gint x, gint y) { } static gboolean gdk_device_core_query_state (GdkDevice *device, GdkWindow *window, GdkWindow **root_window, GdkWindow **child_window, gint *root_x, gint *root_y, gint *win_x, gint *win_y, GdkModifierType *mask) { GdkWaylandDevice *wd; GdkScreen *default_screen; wd = GDK_DEVICE_CORE(device)->device; default_screen = gdk_display_get_default_screen (wd->display); if (root_window) *root_window = gdk_screen_get_root_window (default_screen); if (child_window) *child_window = wd->pointer_focus; if (root_x) *root_x = wd->x; if (root_y) *root_y = wd->y; if (win_x) *win_x = wd->surface_x; if (win_y) *win_y = wd->surface_y; if (mask) *mask = wd->modifiers; return TRUE; } static GdkGrabStatus gdk_device_core_grab (GdkDevice *device, GdkWindow *window, gboolean owner_events, GdkEventMask event_mask, GdkWindow *confine_to, GdkCursor *cursor, guint32 time_) { GdkWaylandDevice *wayland_device = GDK_DEVICE_CORE (device)->device; if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD) { /* Device is a keyboard */ return GDK_GRAB_SUCCESS; } else { /* Device is a pointer */ if (wayland_device->pointer_grab_window != NULL && time_ != 0 && wayland_device->pointer_grab_time > time_) { return GDK_GRAB_ALREADY_GRABBED; } if (time_ == 0) time_ = wayland_device->time; wayland_device->pointer_grab_window = window; wayland_device->pointer_grab_time = time_; } return GDK_GRAB_SUCCESS; } static void gdk_device_core_ungrab (GdkDevice *device, guint32 time_) { GdkDisplay *display; GdkDeviceGrabInfo *grab; display = gdk_device_get_display (device); if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD) { /* Device is a keyboard */ } else { /* Device is a pointer */ grab = _gdk_display_get_last_device_grab (display, device); if (grab) grab->serial_end = grab->serial_start; } } static GdkWindow * gdk_device_core_window_at_position (GdkDevice *device, gint *win_x, gint *win_y, GdkModifierType *mask, gboolean get_toplevel) { GdkWaylandDevice *wd; wd = GDK_DEVICE_CORE(device)->device; if (win_x) *win_x = wd->surface_x; if (win_y) *win_y = wd->surface_y; if (mask) *mask = wd->modifiers; return wd->pointer_focus; } static void gdk_device_core_select_window_events (GdkDevice *device, GdkWindow *window, GdkEventMask event_mask) { } static void gdk_device_core_class_init (GdkDeviceCoreClass *klass) { GdkDeviceClass *device_class = GDK_DEVICE_CLASS (klass); device_class->get_history = gdk_device_core_get_history; device_class->get_state = gdk_device_core_get_state; device_class->set_window_cursor = gdk_device_core_set_window_cursor; device_class->warp = gdk_device_core_warp; device_class->query_state = gdk_device_core_query_state; device_class->grab = gdk_device_core_grab; device_class->ungrab = gdk_device_core_ungrab; device_class->window_at_position = gdk_device_core_window_at_position; device_class->select_window_events = gdk_device_core_select_window_events; } static void gdk_device_core_init (GdkDeviceCore *device_core) { GdkDevice *device; device = GDK_DEVICE (device_core); _gdk_device_add_axis (device, GDK_NONE, GDK_AXIS_X, 0, 0, 1); _gdk_device_add_axis (device, GDK_NONE, GDK_AXIS_Y, 0, 0, 1); } struct wl_input_device * _gdk_wayland_device_get_device (GdkDevice *device) { return GDK_DEVICE_CORE (device)->device->device; } static void input_handle_motion(void *data, struct wl_input_device *input_device, uint32_t time, int32_t x, int32_t y, int32_t sx, int32_t sy) { GdkWaylandDevice *device = data; GdkDisplayWayland *display = GDK_DISPLAY_WAYLAND (device->display); GdkEvent *event; event = gdk_event_new (GDK_NOTHING); device->time = time; device->x = x; device->y = y; device->surface_x = sx; device->surface_y = sy; event->motion.type = GDK_MOTION_NOTIFY; event->motion.window = g_object_ref (device->pointer_focus); gdk_event_set_device (event, device->pointer); event->motion.time = time; event->motion.x = (gdouble) sx; event->motion.y = (gdouble) sy; event->motion.x_root = (gdouble) x; event->motion.y_root = (gdouble) y; event->motion.axes = NULL; event->motion.state = device->modifiers; event->motion.is_hint = 0; gdk_event_set_screen (event, display->screen); GDK_NOTE (EVENTS, g_message ("motion %d %d, state %d", sx, sy, event->button.state)); _gdk_wayland_display_deliver_event (device->display, event); } static void input_handle_button(void *data, struct wl_input_device *input_device, uint32_t time, uint32_t button, uint32_t state) { GdkWaylandDevice *device = data; GdkDisplayWayland *display = GDK_DISPLAY_WAYLAND (device->display); GdkEvent *event; uint32_t modifier; device->time = time; event = gdk_event_new (state ? GDK_BUTTON_PRESS : GDK_BUTTON_RELEASE); event->button.window = g_object_ref (device->pointer_focus); gdk_event_set_device (event, device->pointer); event->button.time = time; event->button.x = (gdouble) device->surface_x; event->button.y = (gdouble) device->surface_y; event->button.x_root = (gdouble) device->x; event->button.y_root = (gdouble) device->y; event->button.axes = NULL; event->button.state = device->modifiers; event->button.button = button - 271; gdk_event_set_screen (event, display->screen); modifier = 1 << (8 + button - 272); if (state) device->modifiers |= modifier; else device->modifiers &= ~modifier; GDK_NOTE (EVENTS, g_message ("button %d %s, state %d", event->button.button, state ? "press" : "release", event->button.state)); _gdk_wayland_display_deliver_event (device->display, event); } static void translate_keyboard_string (GdkEventKey *event) { gunichar c = 0; gchar buf[7]; /* Fill in event->string crudely, since various programs * depend on it. */ event->string = NULL; if (event->keyval != GDK_KEY_VoidSymbol) c = gdk_keyval_to_unicode (event->keyval); if (c) { gsize bytes_written; gint len; /* Apply the control key - Taken from Xlib */ if (event->state & GDK_CONTROL_MASK) { if ((c >= '@' && c < '\177') || c == ' ') c &= 0x1F; else if (c == '2') { event->string = g_memdup ("\0\0", 2); event->length = 1; buf[0] = '\0'; return; } else if (c >= '3' && c <= '7') c -= ('3' - '\033'); else if (c == '8') c = '\177'; else if (c == '/') c = '_' & 0x1F; } len = g_unichar_to_utf8 (c, buf); buf[len] = '\0'; event->string = g_locale_from_utf8 (buf, len, NULL, &bytes_written, NULL); if (event->string) event->length = bytes_written; } else if (event->keyval == GDK_KEY_Escape) { event->length = 1; event->string = g_strdup ("\033"); } else if (event->keyval == GDK_KEY_Return || event->keyval == GDK_KEY_KP_Enter) { event->length = 1; event->string = g_strdup ("\r"); } if (!event->string) { event->length = 0; event->string = g_strdup (""); } } static gboolean keyboard_repeat (gpointer data); static gboolean deliver_key_event(GdkWaylandDevice *device, uint32_t time, uint32_t key, uint32_t state) { GdkEvent *event; uint32_t code, modifier, level; struct xkb_desc *xkb; GdkKeymap *keymap; keymap = gdk_keymap_get_for_display (device->display); xkb = _gdk_wayland_keymap_get_xkb_desc (keymap); device->time = time; event = gdk_event_new (state ? GDK_KEY_PRESS : GDK_KEY_RELEASE); event->key.window = g_object_ref (device->keyboard_focus); gdk_event_set_device (event, device->keyboard); event->button.time = time; event->key.state = device->modifiers; event->key.group = 0; code = key + xkb->min_key_code; event->key.hardware_keycode = code; level = 0; if (device->modifiers & XKB_COMMON_SHIFT_MASK && XkbKeyGroupWidth(xkb, code, 0) > 1) level = 1; event->key.keyval = XkbKeySymEntry(xkb, code, level, 0); modifier = xkb->map->modmap[code]; if (state) device->modifiers |= modifier; else device->modifiers &= ~modifier; event->key.is_modifier = modifier > 0; translate_keyboard_string (&event->key); _gdk_wayland_display_deliver_event (device->display, event); GDK_NOTE (EVENTS, g_message ("keyboard event, code %d, sym %d, " "string %s, mods 0x%x", code, event->key.keyval, event->key.string, event->key.state)); device->repeat_count++; device->repeat_key = key; if (state == 0) { if (device->repeat_timer) { g_source_remove (device->repeat_timer); device->repeat_timer = 0; } return FALSE; } else if (modifier) { return FALSE; } else switch (device->repeat_count) { case 1: if (device->repeat_timer) { g_source_remove (device->repeat_timer); device->repeat_timer = 0; } device->repeat_timer = gdk_threads_add_timeout (400, keyboard_repeat, device); return TRUE; case 2: device->repeat_timer = gdk_threads_add_timeout (80, keyboard_repeat, device); return FALSE; default: return TRUE; } } static gboolean keyboard_repeat (gpointer data) { GdkWaylandDevice *device = data; return deliver_key_event (device, device->time, device->repeat_key, 1); } static void input_handle_key(void *data, struct wl_input_device *input_device, uint32_t time, uint32_t key, uint32_t state) { GdkWaylandDevice *device = data; device->repeat_count = 0; deliver_key_event (data, time, key, state); } static void input_handle_pointer_focus(void *data, struct wl_input_device *input_device, uint32_t time, struct wl_surface *surface, int32_t x, int32_t y, int32_t sx, int32_t sy) { GdkWaylandDevice *device = data; GdkEvent *event; device->time = time; if (device->pointer_focus) { event = gdk_event_new (GDK_LEAVE_NOTIFY); event->crossing.window = g_object_ref (device->pointer_focus); gdk_event_set_device (event, device->pointer); event->crossing.subwindow = NULL; event->crossing.time = time; event->crossing.x = (gdouble) device->surface_x; event->crossing.y = (gdouble) device->surface_y; event->crossing.x_root = (gdouble) device->x; event->crossing.y_root = (gdouble) device->y; event->crossing.mode = GDK_CROSSING_NORMAL; event->crossing.detail = GDK_NOTIFY_ANCESTOR; event->crossing.focus = TRUE; event->crossing.state = 0; _gdk_wayland_display_deliver_event (device->display, event); GDK_NOTE (EVENTS, g_message ("leave, device %p surface %p", device, device->pointer_focus)); g_object_unref(device->pointer_focus); device->pointer_focus = NULL; } if (surface) { device->pointer_focus = wl_surface_get_user_data(surface); g_object_ref(device->pointer_focus); event = gdk_event_new (GDK_ENTER_NOTIFY); event->crossing.window = g_object_ref (device->pointer_focus); gdk_event_set_device (event, device->pointer); event->crossing.subwindow = NULL; event->crossing.time = time; event->crossing.x = (gdouble) sx; event->crossing.y = (gdouble) sy; event->crossing.x_root = (gdouble) x; event->crossing.y_root = (gdouble) y; event->crossing.mode = GDK_CROSSING_NORMAL; event->crossing.detail = GDK_NOTIFY_ANCESTOR; event->crossing.focus = TRUE; event->crossing.state = 0; device->surface_x = sx; device->surface_y = sy; device->x = x; device->y = y; _gdk_wayland_display_deliver_event (device->display, event); GDK_NOTE (EVENTS, g_message ("enter, device %p surface %p", device, device->pointer_focus)); } } static void update_modifiers(GdkWaylandDevice *device, struct wl_array *keys) { uint32_t *k, *end; GdkKeymap *keymap; struct xkb_desc *xkb; keymap = gdk_keymap_get_for_display (device->display); xkb = _gdk_wayland_keymap_get_xkb_desc (keymap); end = keys->data + keys->size; device->modifiers = 0; for (k = keys->data; k < end; k++) device->modifiers |= xkb->map->modmap[*k]; } static void input_handle_keyboard_focus(void *data, struct wl_input_device *input_device, uint32_t time, struct wl_surface *surface, struct wl_array *keys) { GdkWaylandDevice *device = data; GdkEvent *event; device->time = time; if (device->keyboard_focus) { event = gdk_event_new (GDK_FOCUS_CHANGE); event->focus_change.window = g_object_ref (device->keyboard_focus); event->focus_change.send_event = FALSE; event->focus_change.in = FALSE; gdk_event_set_device (event, device->keyboard); g_object_unref(device->keyboard_focus); device->keyboard_focus = NULL; GDK_NOTE (EVENTS, g_message ("focus out, device %p surface %p", device, device->keyboard_focus)); _gdk_wayland_display_deliver_event (device->display, event); } if (surface) { device->keyboard_focus = wl_surface_get_user_data(surface); g_object_ref(device->keyboard_focus); event = gdk_event_new (GDK_FOCUS_CHANGE); event->focus_change.window = g_object_ref (device->keyboard_focus); event->focus_change.send_event = FALSE; event->focus_change.in = TRUE; gdk_event_set_device (event, device->keyboard); update_modifiers (device, keys); GDK_NOTE (EVENTS, g_message ("focus int, device %p surface %p", device, device->keyboard_focus)); _gdk_wayland_display_deliver_event (device->display, event); } } static const struct wl_input_device_listener input_device_listener = { input_handle_motion, input_handle_button, input_handle_key, input_handle_pointer_focus, input_handle_keyboard_focus, }; struct _DataOffer { struct wl_data_offer *offer; gint ref_count; GPtrArray *types; }; static void data_offer_offer (void *data, struct wl_data_offer *wl_data_offer, const char *type) { DataOffer *offer = (DataOffer *)data; g_debug (G_STRLOC ": %s wl_data_offer = %p type = %s", G_STRFUNC, wl_data_offer, type); g_ptr_array_add (offer->types, g_strdup (type)); } static void data_offer_unref (DataOffer *offer) { offer->ref_count--; if (offer->ref_count == 0) { g_ptr_array_free (offer->types, TRUE); g_free (offer); } } static const struct wl_data_offer_listener data_offer_listener = { data_offer_offer, }; static void data_device_data_offer (void *data, struct wl_data_device *data_device, uint32_t id) { DataOffer *offer; g_debug (G_STRLOC ": %s data_device = %p id = %lu", G_STRFUNC, data_device, (long unsigned int)id); /* This structure is reference counted to handle the case where you get a * leave but are in the middle of transferring data */ offer = g_new0 (DataOffer, 1); offer->ref_count = 1; offer->types = g_ptr_array_new_with_free_func (g_free); offer->offer = (struct wl_data_offer *) wl_proxy_create_for_id ((struct wl_proxy *) data_device, id, &wl_data_offer_interface); /* The DataOffer structure is then retrieved later since this sets the user * data. */ wl_data_offer_add_listener (offer->offer, &data_offer_listener, offer); } static void data_device_enter (void *data, struct wl_data_device *data_device, uint32_t time, struct wl_surface *surface, int32_t x, int32_t y, struct wl_data_offer *offer) { GdkWaylandDevice *device = (GdkWaylandDevice *)data; g_debug (G_STRLOC ": %s data_device = %p time = %d, surface = %p, x = %d y = %d, offer = %p", G_STRFUNC, data_device, time, surface, x, y, offer); /* Retrieve the DataOffer associated with with the wl_data_offer - this * association is made when the listener is attached. */ g_assert (device->drag_offer == NULL); device->drag_offer = wl_data_offer_get_user_data (offer); } static void data_device_leave (void *data, struct wl_data_device *data_device) { GdkWaylandDevice *device = (GdkWaylandDevice *)data; g_debug (G_STRLOC ": %s data_device = %p", G_STRFUNC, data_device); data_offer_unref (device->drag_offer); device->drag_offer = NULL; } static void data_device_motion (void *data, struct wl_data_device *data_device, uint32_t time, int32_t x, int32_t y) { g_debug (G_STRLOC ": %s data_device = %p, time = %d, x = %d, y = %d", G_STRFUNC, data_device, time, x, y); } static void data_device_drop (void *data, struct wl_data_device *data_device) { g_debug (G_STRLOC ": %s data_device = %p", G_STRFUNC, data_device); } static void data_device_selection (void *data, struct wl_data_device *wl_data_device, struct wl_data_offer *offer) { GdkWaylandDevice *device = (GdkWaylandDevice *)data; g_debug (G_STRLOC ": %s wl_data_device = %p wl_data_offer = %p", G_STRFUNC, wl_data_device, offer); if (!offer) { if (device->selection_offer) { data_offer_unref (device->selection_offer); device->selection_offer = NULL; } return; } if (device->selection_offer) { data_offer_unref (device->selection_offer); device->selection_offer = NULL; } /* Retrieve the DataOffer associated with with the wl_data_offer - this * association is made when the listener is attached. */ g_assert (device->selection_offer == NULL); device->selection_offer = wl_data_offer_get_user_data (offer); } static const struct wl_data_device_listener data_device_listener = { data_device_data_offer, data_device_enter, data_device_leave, data_device_motion, data_device_drop, data_device_selection }; void _gdk_wayland_device_manager_add_device (GdkDeviceManager *device_manager, struct wl_input_device *wl_device) { GdkDisplay *display; GdkDisplayWayland *display_wayland; GdkDeviceManagerCore *device_manager_core = GDK_DEVICE_MANAGER_CORE(device_manager); GdkWaylandDevice *device; device = g_new0 (GdkWaylandDevice, 1); display = gdk_device_manager_get_display (device_manager); display_wayland = GDK_DISPLAY_WAYLAND (display); device->display = display; device->pointer = g_object_new (GDK_TYPE_DEVICE_CORE, "name", "Core Pointer", "type", GDK_DEVICE_TYPE_MASTER, "input-source", GDK_SOURCE_MOUSE, "input-mode", GDK_MODE_SCREEN, "has-cursor", TRUE, "display", display, "device-manager", device_manager, NULL); device->keyboard = g_object_new (GDK_TYPE_DEVICE_CORE, "name", "Core Keyboard", "type", GDK_DEVICE_TYPE_MASTER, "input-source", GDK_SOURCE_KEYBOARD, "input-mode", GDK_MODE_SCREEN, "has-cursor", FALSE, "display", display, "device-manager", device_manager, NULL); GDK_DEVICE_CORE (device->pointer)->device = device; GDK_DEVICE_CORE (device->keyboard)->device = device; device->device = wl_device; wl_input_device_add_listener(device->device, &input_device_listener, device); device->data_device = wl_data_device_manager_get_data_device (display_wayland->data_device_manager, device->device); wl_data_device_add_listener (device->data_device, &data_device_listener, device); device_manager_core->devices = g_list_prepend (device_manager_core->devices, device->keyboard); device_manager_core->devices = g_list_prepend (device_manager_core->devices, device->pointer); _gdk_device_set_associated_device (device->pointer, device->keyboard); _gdk_device_set_associated_device (device->keyboard, device->pointer); } static void free_device (gpointer data) { g_object_unref (data); } static void gdk_device_manager_core_finalize (GObject *object) { GdkDeviceManagerCore *device_manager_core; device_manager_core = GDK_DEVICE_MANAGER_CORE (object); g_list_free_full (device_manager_core->devices, free_device); G_OBJECT_CLASS (gdk_device_manager_core_parent_class)->finalize (object); } static GList * gdk_device_manager_core_list_devices (GdkDeviceManager *device_manager, GdkDeviceType type) { GdkDeviceManagerCore *device_manager_core; GList *devices = NULL; if (type == GDK_DEVICE_TYPE_MASTER) { device_manager_core = (GdkDeviceManagerCore *) device_manager; devices = g_list_copy(device_manager_core->devices); } return devices; } static GdkDevice * gdk_device_manager_core_get_client_pointer (GdkDeviceManager *device_manager) { GdkDeviceManagerCore *device_manager_core; device_manager_core = (GdkDeviceManagerCore *) device_manager; return device_manager_core->devices->data; } static void gdk_device_manager_core_class_init (GdkDeviceManagerCoreClass *klass) { GdkDeviceManagerClass *device_manager_class = GDK_DEVICE_MANAGER_CLASS (klass); GObjectClass *object_class = G_OBJECT_CLASS (klass); object_class->finalize = gdk_device_manager_core_finalize; device_manager_class->list_devices = gdk_device_manager_core_list_devices; device_manager_class->get_client_pointer = gdk_device_manager_core_get_client_pointer; } static void gdk_device_manager_core_init (GdkDeviceManagerCore *device_manager) { } GdkDeviceManager * _gdk_wayland_device_manager_new (GdkDisplay *display) { return g_object_new (GDK_TYPE_DEVICE_MANAGER_CORE, "display", display, NULL); } gint gdk_wayland_device_get_selection_type_atoms (GdkDevice *gdk_device, GdkAtom **atoms_out) { gint i; GdkAtom *atoms; GdkWaylandDevice *device; g_return_val_if_fail (GDK_IS_DEVICE_CORE (gdk_device), 0); g_return_val_if_fail (atoms_out != NULL, 0); device = GDK_DEVICE_CORE (gdk_device)->device; if (device->selection_offer->types->len == 0) { *atoms_out = NULL; return 0; } atoms = g_new0 (GdkAtom, device->selection_offer->types->len); /* Convert list of targets to atoms */ for (i = 0; i < device->selection_offer->types->len; i++) { atoms[i] = gdk_atom_intern (device->selection_offer->types->pdata[i], FALSE); GDK_NOTE (MISC, g_message (G_STRLOC ": Adding atom for %s", (char *)device->selection_offer->types->pdata[i])); } *atoms_out = atoms; return device->selection_offer->types->len; } typedef struct { GdkWaylandDevice *device; DataOffer *offer; GIOChannel *channel; GdkDeviceWaylandRequestContentCallback cb; gpointer userdata; } RequestContentClosure; static gboolean _request_content_io_func (GIOChannel *channel, GIOCondition condition, gpointer userdata) { RequestContentClosure *closure = (RequestContentClosure *)userdata; gchar *data = NULL; gsize len = 0; GError *error = NULL; /* FIXME: We probably want to do something better than this to avoid * blocking on the transfer of large pieces of data: call the callback * multiple times I should think. */ if (g_io_channel_read_to_end (channel, &data, &len, &error) != G_IO_STATUS_NORMAL) { g_warning (G_STRLOC ": Error reading content from pipe: %s", error->message); g_clear_error (&error); } /* Since we use _read_to_end we've got a guaranteed EOF and thus can go * ahead and close the fd */ g_io_channel_shutdown (channel, TRUE, NULL); closure->cb (closure->device->pointer, data, len, closure->userdata); g_free (data); data_offer_unref (closure->offer); g_io_channel_unref (channel); g_free (closure); return FALSE; } gboolean gdk_wayland_device_request_selection_content (GdkDevice *gdk_device, const gchar *requested_mime_type, GdkDeviceWaylandRequestContentCallback cb, gpointer userdata) { int pipe_fd[2]; RequestContentClosure *closure; GdkWaylandDevice *device; GError *error = NULL; g_return_val_if_fail (GDK_IS_DEVICE_CORE (gdk_device), FALSE); g_return_val_if_fail (requested_mime_type != NULL, FALSE); g_return_val_if_fail (cb != NULL, FALSE); device = GDK_DEVICE_CORE (gdk_device)->device; if (!device->selection_offer) return FALSE; /* TODO: Check mimetypes */ closure = g_new0 (RequestContentClosure, 1); device->selection_offer->ref_count++; pipe2 (pipe_fd, O_CLOEXEC); wl_data_offer_receive (device->selection_offer->offer, requested_mime_type, pipe_fd[1]); close (pipe_fd[1]); closure->device = device; closure->offer = device->selection_offer; closure->channel = g_io_channel_unix_new (pipe_fd[0]); closure->cb = cb; closure->userdata = userdata; if (!g_io_channel_set_encoding (closure->channel, NULL, &error)) { g_warning (G_STRLOC ": Error setting encoding on channel: %s", error->message); g_clear_error (&error); goto error; } g_io_add_watch (closure->channel, G_IO_IN, _request_content_io_func, closure); return TRUE; error: data_offer_unref (closure->offer); g_io_channel_unref (closure->channel); close (pipe_fd[1]); g_free (closure); return FALSE; } struct _GdkWaylandSelectionOffer { GdkDeviceWaylandOfferContentCallback cb; gpointer userdata; struct wl_data_source *source; GdkWaylandDevice *device; }; static void data_source_target (void *data, struct wl_data_source *source, const char *mime_type) { g_debug (G_STRLOC ": %s source = %p, mime_type = %s", G_STRFUNC, source, mime_type); } static void data_source_send (void *data, struct wl_data_source *source, const char *mime_type, int32_t fd) { GdkWaylandSelectionOffer *offer = (GdkWaylandSelectionOffer *)data;; gchar *buf; gssize len, bytes_written = 0; g_debug (G_STRLOC ": %s source = %p, mime_type = %s fd = %d", G_STRFUNC, source, mime_type, fd); buf = offer->cb (offer->device->pointer, mime_type, &len, offer->userdata); while (len > 0) { bytes_written += write (fd, buf + bytes_written, len); if (bytes_written == -1) goto error; len -= bytes_written; } close (fd); g_free (buf); return; error: g_warning (G_STRLOC ": Error writing data to client: %s", g_strerror (errno)); close (fd); g_free (buf); } static void data_source_cancelled (void *data, struct wl_data_source *source) { g_debug (G_STRLOC ": %s source = %p", G_STRFUNC, source); } static const struct wl_data_source_listener data_source_listener = { data_source_target, data_source_send, data_source_cancelled }; static guint32 _wl_time_now (void) { struct timeval tv; gettimeofday(&tv, NULL); return tv.tv_sec * 1000 + tv.tv_usec / 1000; } gboolean gdk_wayland_device_offer_selection_content (GdkDevice *gdk_device, const gchar **mime_types, gint nr_mime_types, GdkDeviceWaylandOfferContentCallback cb, gpointer userdata) { GdkDisplay *display; GdkDisplayWayland *display_wayland; GdkWaylandSelectionOffer *offer; GdkWaylandDevice *device; gint i; g_return_val_if_fail (GDK_IS_DEVICE_CORE (gdk_device), 0); device = GDK_DEVICE_CORE (gdk_device)->device; display = device->display; display_wayland = GDK_DISPLAY_WAYLAND (display); offer = g_new0 (GdkWaylandSelectionOffer, 1); offer->cb = cb; offer->userdata = userdata; offer->source = wl_data_device_manager_create_data_source (display_wayland->data_device_manager); offer->device = device; for (i = 0; i < nr_mime_types; i++) { wl_data_source_offer (offer->source, mime_types[i]); } wl_data_source_add_listener (offer->source, &data_source_listener, offer); wl_data_device_set_selection (device->data_device, offer->source, _wl_time_now ()); device->selection_offer_out = offer; return TRUE; } gboolean gdk_wayland_device_clear_selection_content (GdkDevice *gdk_device) { GdkWaylandDevice *device; g_return_val_if_fail (GDK_IS_DEVICE_CORE (gdk_device), 0); device = GDK_DEVICE_CORE (gdk_device)->device; if (!device->selection_offer_out) return FALSE; wl_data_device_set_selection (device->data_device, NULL, _wl_time_now ()); wl_data_source_destroy (device->selection_offer_out->source); g_free (device->selection_offer_out); device->selection_offer_out = NULL; return TRUE; }