gtk2/gdk/wayland/gdkdisplaymanager-wayland.c

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/* GDK - The GIMP Drawing Kit
* gdkdisplaymanager-wayland.c
*
* Copyright 2010 Red Hat, Inc.
*
* Author: Matthias clasen
*
* 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
2012-02-27 13:01:10 +00:00
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
#include "config.h"
#include "gdkdisplaymanagerprivate.h"
#include "gdkdisplay-wayland.h"
#include "gdkprivate-wayland.h"
#include "gdkinternals.h"
#include <X11/extensions/XKBcommon.h>
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typedef struct _GdkWaylandDisplayManager GdkWaylandDisplayManager;
typedef struct _GdkWaylandDisplayManagerClass GdkWaylandDisplayManagerClass;
#define GDK_TYPE_WAYLAND_DISPLAY_MANAGER (gdk_wayland_display_manager_get_type())
#define GDK_WAYLAND_DISPLAY_MANAGER(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_WAYLAND_DISPLAY_MANAGER, GdkWaylandDisplayManager))
#define GDK_WAYLAND_DISPLAY_MANAGER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_WAYLAND_DISPLAY_MANAGER, GdkWaylandDisplayManagerClass))
#define GDK_IS_WAYLAND_DISPLAY_MANAGER(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_WAYLAND_DISPLAY_MANAGER))
#define GDK_IS_WAYLAND_DISPLAY_MANAGER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_WAYLAND_DISPLAY_MANAGER))
#define GDK_WAYLAND_DISPLAY_MANAGER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_WAYLAND_DISPLAY_MANAGER, GdkWaylandDisplayManagerClass))
struct _GdkWaylandDisplayManager
{
GdkDisplayManager parent;
GdkDisplay *default_display;
GSList *displays;
GHashTable *name_to_atoms;
guint next_atom;
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};
struct _GdkWaylandDisplayManagerClass
{
GdkDisplayManagerClass parent_class;
};
G_DEFINE_TYPE (GdkWaylandDisplayManager, gdk_wayland_display_manager, GDK_TYPE_DISPLAY_MANAGER)
static void
gdk_wayland_display_manager_finalize (GObject *object)
{
g_error ("A GdkWaylandDisplayManager object was finalized. This should not happen");
G_OBJECT_CLASS (gdk_wayland_display_manager_parent_class)->finalize (object);
}
static GdkDisplay *
gdk_wayland_display_manager_open_display (GdkDisplayManager *manager,
const gchar *name)
{
return _gdk_wayland_display_open (name);
}
static GSList *
gdk_wayland_display_manager_list_displays (GdkDisplayManager *manager)
{
return g_slist_copy (GDK_WAYLAND_DISPLAY_MANAGER (manager)->displays);
}
static void
gdk_wayland_display_manager_set_default_display (GdkDisplayManager *manager,
GdkDisplay *display)
{
GDK_WAYLAND_DISPLAY_MANAGER (manager)->default_display = display;
_gdk_wayland_display_make_default (display);
}
static GdkDisplay *
gdk_wayland_display_manager_get_default_display (GdkDisplayManager *manager)
{
return GDK_WAYLAND_DISPLAY_MANAGER (manager)->default_display;
}
static GdkAtom
gdk_wayland_display_manager_atom_intern (GdkDisplayManager *manager_in,
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const gchar *atom_name,
gboolean dup)
{
GdkWaylandDisplayManager *manager = GDK_WAYLAND_DISPLAY_MANAGER (manager_in);
GdkAtom atom;
gpointer data;
const gchar *atom_name_intern;
atom_name_intern = g_intern_string (atom_name);
data = g_hash_table_lookup (manager->name_to_atoms, atom_name_intern);
if (data)
{
atom = GDK_POINTER_TO_ATOM (data);
return atom;
}
atom = _GDK_MAKE_ATOM (manager->next_atom);
g_hash_table_insert (manager->name_to_atoms,
(gchar *)atom_name_intern,
GDK_ATOM_TO_POINTER (atom));
manager->next_atom++;
return atom;
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}
static gchar *
gdk_wayland_display_manager_get_atom_name (GdkDisplayManager *manager_in,
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GdkAtom atom)
{
GdkWaylandDisplayManager *manager = GDK_WAYLAND_DISPLAY_MANAGER (manager_in);
GHashTableIter iter;
gpointer key, value;
g_hash_table_iter_init (&iter, manager->name_to_atoms);
while (g_hash_table_iter_next (&iter, &key, &value))
{
if (GDK_POINTER_TO_ATOM (value) == atom)
return g_strdup (key);
}
return NULL;
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}
static guint
gdk_wayland_display_manager_lookup_keyval (GdkDisplayManager *manager,
const gchar *keyval_name)
{
g_return_val_if_fail (keyval_name != NULL, 0);
return xkb_string_to_keysym(keyval_name);
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}
static gchar *
gdk_wayland_display_manager_get_keyval_name (GdkDisplayManager *manager,
guint keyval)
{
static char buf[128];
switch (keyval)
{
case GDK_KEY_Page_Up:
return "Page_Up";
case GDK_KEY_Page_Down:
return "Page_Down";
case GDK_KEY_KP_Page_Up:
return "KP_Page_Up";
case GDK_KEY_KP_Page_Down:
return "KP_Page_Down";
}
xkb_keysym_to_string(keyval, buf, sizeof buf);
return buf;
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}
static void
gdk_wayland_display_manager_class_init (GdkWaylandDisplayManagerClass *class)
{
GObjectClass *object_class = G_OBJECT_CLASS (class);
GdkDisplayManagerClass *manager_class = GDK_DISPLAY_MANAGER_CLASS (class);
object_class->finalize = gdk_wayland_display_manager_finalize;
manager_class->open_display = gdk_wayland_display_manager_open_display;
manager_class->list_displays = gdk_wayland_display_manager_list_displays;
manager_class->set_default_display = gdk_wayland_display_manager_set_default_display;
manager_class->get_default_display = gdk_wayland_display_manager_get_default_display;
manager_class->atom_intern = gdk_wayland_display_manager_atom_intern;
manager_class->get_atom_name = gdk_wayland_display_manager_get_atom_name;
manager_class->lookup_keyval = gdk_wayland_display_manager_lookup_keyval;
manager_class->get_keyval_name = gdk_wayland_display_manager_get_keyval_name;
}
static struct {
const gchar *name;
guint atom_id;
} predefined_atoms[] = {
{ "NONE", 0 },
{ "PRIMARY", 1 },
{ "SECONDARY", 2 },
{ "ATOM", 4 },
{ "BITMAP", 5 },
{ "COLORMAP", 7 },
{ "DRAWABLE", 17 },
{ "INTEGER", 19 },
{ "PIXMAP", 20 },
{ "STRING", 31 },
{ "WINDOW", 33 },
{ "CLIPBOARD", 69 },
};
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static void
gdk_wayland_display_manager_init (GdkWaylandDisplayManager *manager)
{
gint i;
manager->name_to_atoms = g_hash_table_new (NULL, NULL);
for (i = 0; i < G_N_ELEMENTS (predefined_atoms); i++)
{
GdkAtom atom;
const gchar *atom_name = predefined_atoms[i].name;
atom = _GDK_MAKE_ATOM (predefined_atoms[i].atom_id);
g_hash_table_insert (manager->name_to_atoms,
(gchar *)g_intern_static_string (atom_name),
GDK_ATOM_TO_POINTER (atom));
}
manager->next_atom =
predefined_atoms[G_N_ELEMENTS (predefined_atoms) - 1].atom_id + 1;
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}
void
_gdk_wayland_display_manager_add_display (GdkDisplayManager *manager,
GdkDisplay *display)
{
GdkWaylandDisplayManager *manager_wayland = GDK_WAYLAND_DISPLAY_MANAGER (manager);
if (manager_wayland->displays == NULL)
gdk_display_manager_set_default_display (manager, display);
manager_wayland->displays = g_slist_prepend (manager_wayland->displays, display);
}
void
_gdk_wayland_display_manager_remove_display (GdkDisplayManager *manager,
GdkDisplay *display)
{
GdkWaylandDisplayManager *manager_wayland = GDK_WAYLAND_DISPLAY_MANAGER (manager);
manager_wayland->displays = g_slist_remove (manager_wayland->displays, display);
if (manager_wayland->default_display == display)
{
if (manager_wayland->displays)
gdk_display_manager_set_default_display (manager, manager_wayland->displays->data);
else
gdk_display_manager_set_default_display (manager, NULL);
}
}