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gtk/gdk/broadway/gdkdisplay-broadway.c
Jasper St. Pierre 887b7356c3 gdkdisplay: Provide a default event_data_copy / event_data_free 
Every single implementation but Quartz is a no-op for this, so just
provide it once rather than in every backend.
2014-10-27 22:13:23 -07:00

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/* GDK - The GIMP Drawing Kit
* gdkdisplay-broadway.c
*
* Copyright 2001 Sun Microsystems Inc.
* Copyright (C) 2004 Nokia Corporation
*
* Erwann Chenede <erwann.chenede@sun.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "gdkdisplay-broadway.h"
#include "gdkdisplay.h"
#include "gdkeventsource.h"
#include "gdkscreen.h"
#include "gdkscreen-broadway.h"
#include "gdkinternals.h"
#include "gdkdeviceprivate.h"
#include "gdkdevicemanager-broadway.h"
#include <glib.h>
#include <glib/gprintf.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sys/types.h>
static void gdk_broadway_display_dispose (GObject *object);
static void gdk_broadway_display_finalize (GObject *object);
#if 0
#define DEBUG_WEBSOCKETS 1
#endif
G_DEFINE_TYPE (GdkBroadwayDisplay, gdk_broadway_display, GDK_TYPE_DISPLAY)
static void
gdk_broadway_display_init (GdkBroadwayDisplay *display)
{
display->id_ht = g_hash_table_new (NULL, NULL);
}
static void
gdk_event_init (GdkDisplay *display)
{
GdkBroadwayDisplay *broadway_display;
broadway_display = GDK_BROADWAY_DISPLAY (display);
broadway_display->event_source = _gdk_broadway_event_source_new (display);
}
static void
gdk_broadway_display_init_input (GdkDisplay *display)
{
GdkBroadwayDisplay *broadway_display;
GdkDeviceManager *device_manager;
GdkDevice *device;
GList *list, *l;
broadway_display = GDK_BROADWAY_DISPLAY (display);
device_manager = gdk_display_get_device_manager (display);
/* For backwards compatibility, just add
* floating devices that are not keyboards.
*/
list = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_FLOATING);
for (l = list; l; l = l->next)
{
device = l->data;
if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
continue;
broadway_display->input_devices = g_list_prepend (broadway_display->input_devices,
g_object_ref (l->data));
}
g_list_free (list);
/* Now set "core" pointer to the first
* master device that is a pointer.
*/
list = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_MASTER);
for (l = list; l; l = l->next)
{
device = l->data;
if (gdk_device_get_source (device) != GDK_SOURCE_MOUSE)
continue;
display->core_pointer = device;
break;
}
/* Add the core pointer to the devices list */
broadway_display->input_devices = g_list_prepend (broadway_display->input_devices,
g_object_ref (display->core_pointer));
g_list_free (list);
}
GdkDisplay *
_gdk_broadway_display_open (const gchar *display_name)
{
GdkDisplay *display;
GdkBroadwayDisplay *broadway_display;
GError *error = NULL;
display = g_object_new (GDK_TYPE_BROADWAY_DISPLAY, NULL);
broadway_display = GDK_BROADWAY_DISPLAY (display);
/* initialize the display's screens */
broadway_display->screens = g_new (GdkScreen *, 1);
broadway_display->screens[0] = _gdk_broadway_screen_new (display, 0);
/* We need to initialize events after we have the screen
* structures in places
*/
_gdk_broadway_screen_events_init (broadway_display->screens[0]);
/*set the default screen */
broadway_display->default_screen = broadway_display->screens[0];
display->device_manager = _gdk_broadway_device_manager_new (display);
gdk_event_init (display);
gdk_broadway_display_init_input (display);
_gdk_broadway_display_init_dnd (display);
_gdk_broadway_screen_setup (broadway_display->screens[0]);
if (display_name == NULL)
display_name = g_getenv ("BROADWAY_DISPLAY");
broadway_display->server = _gdk_broadway_server_new (display_name, &error);
if (broadway_display->server == NULL)
{
g_printerr ("Unable to init server: %s\n", error->message);
g_error_free (error);
return NULL;
}
g_signal_emit_by_name (display, "opened");
return display;
}
static const gchar *
gdk_broadway_display_get_name (GdkDisplay *display)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
return (gchar *) "Broadway";
}
static GdkScreen *
gdk_broadway_display_get_default_screen (GdkDisplay *display)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
return GDK_BROADWAY_DISPLAY (display)->default_screen;
}
static void
gdk_broadway_display_beep (GdkDisplay *display)
{
g_return_if_fail (GDK_IS_DISPLAY (display));
}
static void
gdk_broadway_display_sync (GdkDisplay *display)
{
GdkBroadwayDisplay *broadway_display = GDK_BROADWAY_DISPLAY (display);
g_return_if_fail (GDK_IS_BROADWAY_DISPLAY (display));
_gdk_broadway_server_sync (broadway_display->server);
}
static void
gdk_broadway_display_flush (GdkDisplay *display)
{
GdkBroadwayDisplay *broadway_display = GDK_BROADWAY_DISPLAY (display);
g_return_if_fail (GDK_IS_BROADWAY_DISPLAY (display));
_gdk_broadway_server_flush (broadway_display->server);
}
static gboolean
gdk_broadway_display_has_pending (GdkDisplay *display)
{
return FALSE;
}
static GdkWindow *
gdk_broadway_display_get_default_group (GdkDisplay *display)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
return NULL;
}
static void
gdk_broadway_display_dispose (GObject *object)
{
GdkBroadwayDisplay *broadway_display = GDK_BROADWAY_DISPLAY (object);
g_list_foreach (broadway_display->input_devices, (GFunc) g_object_run_dispose, NULL);
_gdk_screen_close (broadway_display->screens[0]);
if (broadway_display->event_source)
{
g_source_destroy (broadway_display->event_source);
g_source_unref (broadway_display->event_source);
broadway_display->event_source = NULL;
}
G_OBJECT_CLASS (gdk_broadway_display_parent_class)->dispose (object);
}
static void
gdk_broadway_display_finalize (GObject *object)
{
GdkBroadwayDisplay *broadway_display = GDK_BROADWAY_DISPLAY (object);
/* Keymap */
if (broadway_display->keymap)
g_object_unref (broadway_display->keymap);
_gdk_broadway_cursor_display_finalize (GDK_DISPLAY_OBJECT(broadway_display));
/* input GdkDevice list */
g_list_free_full (broadway_display->input_devices, g_object_unref);
/* Free all GdkScreens */
g_object_unref (broadway_display->screens[0]);
g_free (broadway_display->screens);
G_OBJECT_CLASS (gdk_broadway_display_parent_class)->finalize (object);
}
static void
gdk_broadway_display_notify_startup_complete (GdkDisplay *display,
const gchar *startup_id)
{
}
static gboolean
gdk_broadway_display_supports_selection_notification (GdkDisplay *display)
{
return FALSE;
}
static gboolean
gdk_broadway_display_request_selection_notification (GdkDisplay *display,
GdkAtom selection)
{
return FALSE;
}
static gboolean
gdk_broadway_display_supports_clipboard_persistence (GdkDisplay *display)
{
return FALSE;
}
static void
gdk_broadway_display_store_clipboard (GdkDisplay *display,
GdkWindow *clipboard_window,
guint32 time_,
const GdkAtom *targets,
gint n_targets)
{
}
static gboolean
gdk_broadway_display_supports_shapes (GdkDisplay *display)
{
return FALSE;
}
static gboolean
gdk_broadway_display_supports_input_shapes (GdkDisplay *display)
{
return FALSE;
}
static gboolean
gdk_broadway_display_supports_composite (GdkDisplay *display)
{
return FALSE;
}
static GList *
gdk_broadway_display_list_devices (GdkDisplay *display)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
return GDK_BROADWAY_DISPLAY (display)->input_devices;
}
static gulong
gdk_broadway_display_get_next_serial (GdkDisplay *display)
{
GdkBroadwayDisplay *broadway_display;
broadway_display = GDK_BROADWAY_DISPLAY (display);
return _gdk_broadway_server_get_next_serial (broadway_display->server);
}
void
gdk_broadway_display_show_keyboard (GdkBroadwayDisplay *display)
{
g_return_if_fail (GDK_IS_BROADWAY_DISPLAY (display));
_gdk_broadway_server_set_show_keyboard (display->server, TRUE);
}
void
gdk_broadway_display_hide_keyboard (GdkBroadwayDisplay *display)
{
g_return_if_fail (GDK_IS_BROADWAY_DISPLAY (display));
_gdk_broadway_server_set_show_keyboard (display->server, FALSE);
}
static void
gdk_broadway_display_class_init (GdkBroadwayDisplayClass * class)
{
GObjectClass *object_class = G_OBJECT_CLASS (class);
GdkDisplayClass *display_class = GDK_DISPLAY_CLASS (class);
object_class->dispose = gdk_broadway_display_dispose;
object_class->finalize = gdk_broadway_display_finalize;
display_class->window_type = GDK_TYPE_BROADWAY_WINDOW;
display_class->get_name = gdk_broadway_display_get_name;
display_class->get_default_screen = gdk_broadway_display_get_default_screen;
display_class->beep = gdk_broadway_display_beep;
display_class->sync = gdk_broadway_display_sync;
display_class->flush = gdk_broadway_display_flush;
display_class->has_pending = gdk_broadway_display_has_pending;
display_class->queue_events = _gdk_broadway_display_queue_events;
display_class->get_default_group = gdk_broadway_display_get_default_group;
display_class->supports_selection_notification = gdk_broadway_display_supports_selection_notification;
display_class->request_selection_notification = gdk_broadway_display_request_selection_notification;
display_class->supports_clipboard_persistence = gdk_broadway_display_supports_clipboard_persistence;
display_class->store_clipboard = gdk_broadway_display_store_clipboard;
display_class->supports_shapes = gdk_broadway_display_supports_shapes;
display_class->supports_input_shapes = gdk_broadway_display_supports_input_shapes;
display_class->supports_composite = gdk_broadway_display_supports_composite;
display_class->list_devices = gdk_broadway_display_list_devices;
display_class->get_cursor_for_type = _gdk_broadway_display_get_cursor_for_type;
display_class->get_cursor_for_name = _gdk_broadway_display_get_cursor_for_name;
display_class->get_cursor_for_surface = _gdk_broadway_display_get_cursor_for_surface;
display_class->get_default_cursor_size = _gdk_broadway_display_get_default_cursor_size;
display_class->get_maximal_cursor_size = _gdk_broadway_display_get_maximal_cursor_size;
display_class->supports_cursor_alpha = _gdk_broadway_display_supports_cursor_alpha;
display_class->supports_cursor_color = _gdk_broadway_display_supports_cursor_color;
display_class->before_process_all_updates = _gdk_broadway_display_before_process_all_updates;
display_class->after_process_all_updates = _gdk_broadway_display_after_process_all_updates;
display_class->get_next_serial = gdk_broadway_display_get_next_serial;
display_class->notify_startup_complete = gdk_broadway_display_notify_startup_complete;
display_class->create_window_impl = _gdk_broadway_display_create_window_impl;
display_class->get_keymap = _gdk_broadway_display_get_keymap;
display_class->get_selection_owner = _gdk_broadway_display_get_selection_owner;
display_class->set_selection_owner = _gdk_broadway_display_set_selection_owner;
display_class->send_selection_notify = _gdk_broadway_display_send_selection_notify;
display_class->get_selection_property = _gdk_broadway_display_get_selection_property;
display_class->convert_selection = _gdk_broadway_display_convert_selection;
display_class->text_property_to_utf8_list = _gdk_broadway_display_text_property_to_utf8_list;
display_class->utf8_to_string_target = _gdk_broadway_display_utf8_to_string_target;
}
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