[gtk+/wip/garnacho/gdkseat: 50/74] gdk: Add GdkSeatDefault
- From: Carlos Garnacho <carlosg src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtk+/wip/garnacho/gdkseat: 50/74] gdk: Add GdkSeatDefault
- Date: Mon, 14 Dec 2015 20:06:50 +0000 (UTC)
commit f91422be42a84bc828e56d6492ecb6772f84b34a
Author: Carlos Garnacho <carlosg gnome org>
Date: Thu Nov 26 19:49:10 2015 +0100
gdk: Add GdkSeatDefault
https://bugzilla.gnome.org/show_bug.cgi?id=759309
gdk/Makefile.am | 2 +
gdk/gdkseatdefault.c | 341 +++++++++++++++++++++++++++++++++++++++++++
gdk/gdkseatdefaultprivate.h | 56 +++++++
3 files changed, 399 insertions(+), 0 deletions(-)
---
diff --git a/gdk/Makefile.am b/gdk/Makefile.am
index f3ce6b9..bb0007a 100644
--- a/gdk/Makefile.am
+++ b/gdk/Makefile.am
@@ -114,6 +114,7 @@ gdk_private_headers = \
gdkglcontextprivate.h \
gdkscreenprivate.h \
gdkseatprivate.h \
+ gdkseatdefaultprivate.h \
gdkinternals.h \
gdkintl.h \
gdkkeysprivate.h \
@@ -153,6 +154,7 @@ gdk_c_sources = \
gdkrgba.c \
gdkscreen.c \
gdkseat.c \
+ gdkseatdefault.c \
gdkselection.c \
gdkvisual.c \
gdkwindow.c \
diff --git a/gdk/gdkseatdefault.c b/gdk/gdkseatdefault.c
new file mode 100644
index 0000000..9b51769
--- /dev/null
+++ b/gdk/gdkseatdefault.c
@@ -0,0 +1,341 @@
+/* GDK - The GIMP Drawing Kit
+ * Copyright (C) 2015 Red Hat
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ *
+ * Author: Carlos Garnacho <carlosg gnome org>
+ */
+
+#include "gdkseatdefaultprivate.h"
+#include "gdkdeviceprivate.h"
+
+typedef struct _GdkSeatDefaultPrivate GdkSeatDefaultPrivate;
+
+struct _GdkSeatDefaultPrivate
+{
+ GdkDevice *master_pointer;
+ GdkDevice *master_keyboard;
+ GList *slave_pointers;
+ GList *slave_keyboards;
+};
+
+#define KEYBOARD_EVENTS (GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK | \
+ GDK_FOCUS_CHANGE_MASK)
+#define TOUCH_EVENTS (GDK_TOUCH_MASK)
+#define POINTER_EVENTS (GDK_POINTER_MOTION_MASK | \
+ GDK_BUTTON_PRESS_MASK | \
+ GDK_BUTTON_RELEASE_MASK | \
+ GDK_SCROLL_MASK | GDK_SMOOTH_SCROLL_MASK | \
+ GDK_ENTER_NOTIFY_MASK | \
+ GDK_LEAVE_NOTIFY_MASK | \
+ GDK_PROXIMITY_IN_MASK | \
+ GDK_PROXIMITY_OUT_MASK)
+
+G_DEFINE_TYPE_WITH_PRIVATE (GdkSeatDefault, gdk_seat_default, GDK_TYPE_SEAT)
+
+static void
+gdk_seat_dispose (GObject *object)
+{
+ GdkSeatDefault *seat = GDK_SEAT_DEFAULT (object);
+ GdkSeatDefaultPrivate *priv = gdk_seat_default_get_instance_private (seat);
+ GList *l;
+
+ if (priv->master_pointer)
+ {
+ gdk_seat_device_removed (GDK_SEAT (seat), priv->master_pointer);
+ g_clear_object (&priv->master_pointer);
+ }
+
+ if (priv->master_keyboard)
+ {
+ gdk_seat_device_removed (GDK_SEAT (seat), priv->master_keyboard);
+ g_clear_object (&priv->master_pointer);
+ }
+
+ for (l = priv->slave_pointers; l; l = l->next)
+ {
+ gdk_seat_device_removed (GDK_SEAT (seat), l->data);
+ g_object_unref (l->data);
+ }
+
+ for (l = priv->slave_keyboards; l; l = l->next)
+ {
+ gdk_seat_device_removed (GDK_SEAT (seat), l->data);
+ g_object_unref (l->data);
+ }
+
+ g_list_free (priv->slave_pointers);
+ g_list_free (priv->slave_keyboards);
+ priv->slave_pointers = NULL;
+ priv->slave_keyboards = NULL;
+
+ G_OBJECT_CLASS (gdk_seat_default_parent_class)->dispose (object);
+}
+
+static GdkSeatCapabilities
+gdk_seat_default_get_capabilities (GdkSeat *seat)
+{
+ /* FIXME */
+ return GDK_SEAT_CAPABILITY_NONE;
+}
+
+static GdkGrabStatus
+gdk_seat_default_grab (GdkSeat *seat,
+ GdkWindow *window,
+ GdkSeatCapabilities capabilities,
+ gboolean owner_events,
+ GdkCursor *cursor,
+ const GdkEvent *event,
+ GdkSeatGrabPrepareFunc prepare_func,
+ gpointer prepare_func_data)
+{
+ GdkSeatDefaultPrivate *priv;
+ guint32 evtime = event ? gdk_event_get_time (event) : GDK_CURRENT_TIME;
+ GdkGrabStatus status = GDK_GRAB_SUCCESS;
+
+ priv = gdk_seat_default_get_instance_private (GDK_SEAT_DEFAULT (seat));
+
+ if (prepare_func)
+ (prepare_func) (seat, window, prepare_func_data);
+
+ if (!gdk_window_is_visible (window))
+ {
+ g_critical ("Window %p has not been made visible in GdkSeatGrabPrepareFunc",
+ window);
+ return GDK_GRAB_NOT_VIEWABLE;
+ }
+
+ G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
+
+ if (capabilities & GDK_SEAT_CAPABILITY_ALL_POINTING)
+ {
+ status = gdk_device_grab (priv->master_pointer, window,
+ GDK_OWNERSHIP_NONE, owner_events,
+ POINTER_EVENTS, cursor,
+ evtime);
+ }
+
+ if (status == GDK_GRAB_SUCCESS &&
+ capabilities & GDK_SEAT_CAPABILITY_KEYBOARD)
+ {
+ status = gdk_device_grab (priv->master_keyboard, window,
+ GDK_OWNERSHIP_NONE, owner_events,
+ KEYBOARD_EVENTS, cursor,
+ evtime);
+
+ if (status != GDK_GRAB_SUCCESS)
+ {
+ if (capabilities & ~GDK_SEAT_CAPABILITY_KEYBOARD)
+ gdk_device_ungrab (priv->master_pointer, evtime);
+ gdk_window_hide (window);
+ }
+ }
+
+ G_GNUC_END_IGNORE_DEPRECATIONS;
+
+ return status;
+}
+
+static void
+gdk_seat_default_ungrab (GdkSeat *seat)
+{
+ GdkSeatDefaultPrivate *priv;
+
+ priv = gdk_seat_default_get_instance_private (GDK_SEAT_DEFAULT (seat));
+
+ G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
+ gdk_device_ungrab (priv->master_pointer, GDK_CURRENT_TIME);
+ gdk_device_ungrab (priv->master_keyboard, GDK_CURRENT_TIME);
+ G_GNUC_END_IGNORE_DEPRECATIONS;
+}
+
+static GdkDevice *
+gdk_seat_default_get_master (GdkSeat *seat,
+ GdkSeatCapabilities capability)
+{
+ GdkSeatDefaultPrivate *priv;
+
+ priv = gdk_seat_default_get_instance_private (GDK_SEAT_DEFAULT (seat));
+
+ /* There must be only one flag set */
+ switch (capability)
+ {
+ case GDK_SEAT_CAPABILITY_POINTER:
+ case GDK_SEAT_CAPABILITY_TOUCH:
+ return priv->master_pointer;
+ case GDK_SEAT_CAPABILITY_KEYBOARD:
+ return priv->master_keyboard;
+ default:
+ g_warning ("Unhandled capability %x\n", capability);
+ break;
+ }
+
+ return NULL;
+}
+
+static GdkSeatCapabilities
+device_get_capability (GdkDevice *device)
+{
+ GdkInputSource source;
+
+ source = gdk_device_get_source (device);
+
+ switch (source)
+ {
+ case GDK_SOURCE_KEYBOARD:
+ return GDK_SEAT_CAPABILITY_KEYBOARD;
+ case GDK_SOURCE_TOUCHSCREEN:
+ return GDK_SEAT_CAPABILITY_TOUCH;
+ case GDK_SOURCE_MOUSE:
+ case GDK_SOURCE_TOUCHPAD:
+ default:
+ return GDK_SEAT_CAPABILITY_POINTER;
+ }
+
+ return GDK_SEAT_CAPABILITY_NONE;
+}
+
+static GList *
+append_filtered (GList *list,
+ GList *devices,
+ GdkSeatCapabilities capabilities)
+{
+ GList *l;
+
+ for (l = devices; l; l = l->next)
+ {
+ GdkSeatCapabilities device_cap;
+
+ device_cap = device_get_capability (l->data);
+
+ if ((device_cap & capabilities) != 0)
+ list = g_list_prepend (list, l->data);
+ }
+
+ return list;
+}
+
+static GList *
+gdk_seat_default_get_slaves (GdkSeat *seat,
+ GdkSeatCapabilities capabilities)
+{
+ GdkSeatDefaultPrivate *priv;
+ GList *devices = NULL;
+
+ priv = gdk_seat_default_get_instance_private (GDK_SEAT_DEFAULT (seat));
+
+ if (capabilities & (GDK_SEAT_CAPABILITY_POINTER | GDK_SEAT_CAPABILITY_TOUCH))
+ devices = append_filtered (devices, priv->slave_pointers, capabilities);
+
+ if (capabilities & GDK_SEAT_CAPABILITY_KEYBOARD)
+ devices = append_filtered (devices, priv->slave_keyboards, capabilities);
+
+ return devices;
+}
+
+static void
+gdk_seat_default_class_init (GdkSeatDefaultClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GdkSeatClass *seat_class = GDK_SEAT_CLASS (klass);
+
+ object_class->dispose = gdk_seat_dispose;
+
+ seat_class->get_capabilities = gdk_seat_default_get_capabilities;
+
+ seat_class->grab = gdk_seat_default_grab;
+ seat_class->ungrab = gdk_seat_default_ungrab;
+
+ seat_class->get_master = gdk_seat_default_get_master;
+ seat_class->get_slaves = gdk_seat_default_get_slaves;
+}
+
+static void
+gdk_seat_default_init (GdkSeatDefault *seat)
+{
+}
+
+GdkSeat *
+gdk_seat_default_new_for_master_pair (GdkDevice *pointer,
+ GdkDevice *keyboard)
+{
+ GdkSeatDefaultPrivate *priv;
+ GdkDisplay *display;
+ GdkSeat *seat;
+
+ display = gdk_device_get_display (pointer);
+
+ seat = g_object_new (GDK_TYPE_SEAT_DEFAULT,
+ "display", display,
+ NULL);
+
+ priv = gdk_seat_default_get_instance_private (GDK_SEAT_DEFAULT (seat));
+ priv->master_pointer = g_object_ref (pointer);
+ priv->master_keyboard = g_object_ref (keyboard);
+
+ gdk_seat_device_added (seat, priv->master_pointer);
+ gdk_seat_device_added (seat, priv->master_keyboard);
+
+ return seat;
+}
+
+void
+gdk_seat_default_add_slave (GdkSeatDefault *seat,
+ GdkDevice *device)
+{
+ GdkSeatDefaultPrivate *priv;
+ GdkSeatCapabilities capability;
+
+ g_return_if_fail (GDK_IS_SEAT_DEFAULT (seat));
+ g_return_if_fail (GDK_IS_DEVICE (device));
+
+ priv = gdk_seat_default_get_instance_private (seat);
+ capability = device_get_capability (device);
+
+ if (capability & (GDK_SEAT_CAPABILITY_POINTER | GDK_SEAT_CAPABILITY_TOUCH))
+ priv->slave_pointers = g_list_prepend (priv->slave_pointers, g_object_ref (device));
+ else if (capability & GDK_SEAT_CAPABILITY_KEYBOARD)
+ priv->slave_keyboards = g_list_prepend (priv->slave_keyboards, g_object_ref (device));
+ else
+ {
+ g_critical ("Unhandled capability %x for device '%s'",
+ capability, gdk_device_get_name (device));
+ return;
+ }
+
+ gdk_seat_device_added (GDK_SEAT (seat), device);
+}
+
+void
+gdk_seat_default_remove_slave (GdkSeatDefault *seat,
+ GdkDevice *device)
+{
+ GdkSeatDefaultPrivate *priv;
+
+ g_return_if_fail (GDK_IS_SEAT_DEFAULT (seat));
+ g_return_if_fail (GDK_IS_DEVICE (device));
+
+ priv = gdk_seat_default_get_instance_private (seat);
+
+ if (g_list_find (priv->slave_pointers, device))
+ {
+ priv->slave_pointers = g_list_remove (priv->slave_pointers, device);
+ gdk_seat_device_removed (GDK_SEAT (seat), device);
+ }
+ else if (g_list_find (priv->slave_keyboards, device))
+ {
+ priv->slave_keyboards = g_list_remove (priv->slave_keyboards, device);
+ gdk_seat_device_removed (GDK_SEAT (seat), device);
+ }
+}
diff --git a/gdk/gdkseatdefaultprivate.h b/gdk/gdkseatdefaultprivate.h
new file mode 100644
index 0000000..727bcc1
--- /dev/null
+++ b/gdk/gdkseatdefaultprivate.h
@@ -0,0 +1,56 @@
+/* GDK - The GIMP Drawing Kit
+ * Copyright (C) 2015 Red Hat
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ *
+ * Author: Carlos Garnacho <carlosg gnome org>
+ */
+
+#ifndef __GDK_SEAT_DEFAULT_PRIVATE_H__
+#define __GDK_SEAT_DEFAULT_PRIVATE_H__
+
+#include "gdkseat.h"
+#include "gdkseatprivate.h"
+
+#define GDK_TYPE_SEAT_DEFAULT (gdk_seat_default_get_type ())
+#define GDK_SEAT_DEFAULT(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GDK_TYPE_SEAT_DEFAULT,
GdkSeatDefault))
+#define GDK_IS_SEAT_DEFAULT(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GDK_TYPE_SEAT_DEFAULT))
+#define GDK_SEAT_DEFAULT_CLASS(c) (G_TYPE_CHECK_CLASS_CAST ((c), GDK_TYPE_SEAT_DEFAULT,
GdkSeatDefaultClass))
+#define GDK_IS_SEAT_DEFAULT_CLASS(c) (G_TYPE_CHECK_CLASS_TYPE ((c), GDK_TYPE_SEAT_DEFAULT))
+#define GDK_SEAT_DEFAULT_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GDK_TYPE_SEAT_DEFAULT,
GdkSeatDefaultClass))
+
+typedef struct _GdkSeatDefault GdkSeatDefault;
+typedef struct _GdkSeatDefaultClass GdkSeatDefaultClass;
+
+struct _GdkSeatDefault
+{
+ GdkSeat parent_instance;
+};
+
+struct _GdkSeatDefaultClass
+{
+ GdkSeatClass parent_class;
+};
+
+GType gdk_seat_default_get_type (void) G_GNUC_CONST;
+
+GdkSeat * gdk_seat_default_new_for_master_pair (GdkDevice *pointer,
+ GdkDevice *keyboard);
+
+void gdk_seat_default_add_slave (GdkSeatDefault *seat,
+ GdkDevice *device);
+void gdk_seat_default_remove_slave (GdkSeatDefault *seat,
+ GdkDevice *device);
+
+#endif /* __GDK_SEAT_DEFAULT_PRIVATE_H__ */
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