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core: Add core devices implementation

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This commit is contained in:
Carlos Garnacho 2011-06-11 21:25:05 +02:00
parent 722d2d6472
commit a727114ac2
3 changed files with 316 additions and 0 deletions
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2
src/Makefile.am
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@ -81,6 +81,8 @@ libmutter_la_SOURCES = \
core/device-keyboard.h \ core/device-keyboard.h \
core/device-pointer.c \ core/device-pointer.c \
core/device-pointer.h \ core/device-pointer.h \
core/devices-core.c \
core/devices-core.h \
core/display.c \ core/display.c \
core/display-private.h \ core/display-private.h \
meta/display.h \ meta/display.h \

224
src/core/devices-core.c Normal file
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@ -0,0 +1,224 @@
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/* Core input devices implementation */
/*
* Copyright (C) 2011 Carlos Garnacho
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#include <config.h>
#include "screen-private.h"
#include "devices-core.h"
/* Common functions */
static void
meta_device_core_common_allow_events (MetaDevice *device,
int mode,
Time time)
{
MetaDisplay *display;
display = meta_device_get_display (device);
XAllowEvents (display->xdisplay, mode, time);
}
/* Core pointer */
G_DEFINE_TYPE (MetaDevicePointerCore,
meta_device_pointer_core,
META_TYPE_DEVICE_POINTER)
static gboolean
meta_device_pointer_core_grab (MetaDevice *device,
Window xwindow,
guint evmask,
MetaCursor cursor,
gboolean owner_events,
gboolean sync,
Time time)
{
MetaDisplay *display;
Cursor xcursor;
int retval;
display = meta_device_get_display (device);
xcursor = meta_display_create_x_cursor (display, cursor);
retval = XGrabPointer (display->xdisplay,
xwindow, owner_events,
evmask,
(sync) ? GrabModeSync : GrabModeAsync,
(sync) ? GrabModeSync : GrabModeAsync,
None, xcursor, time);
if (xcursor != None)
XFreeCursor (display->xdisplay, xcursor);
return (retval == Success);
}
static void
meta_device_pointer_core_ungrab (MetaDevice *device,
Time time)
{
MetaDisplay *display;
display = meta_device_get_display (device);
XUngrabPointer (display->xdisplay, time);
}
static void
meta_device_pointer_core_warp (MetaDevicePointer *pointer,
MetaScreen *screen,
gint x,
gint y)
{
MetaDisplay *display;
display = meta_device_get_display (META_DEVICE (pointer));
XWarpPointer (display->xdisplay,
None, screen->xroot,
0, 0, 0, 0, x, y);
}
static void
meta_device_pointer_core_set_window_cursor (MetaDevicePointer *pointer,
Window xwindow,
MetaCursor cursor)
{
MetaDisplay *display;
Cursor xcursor;
display = meta_device_get_display (META_DEVICE (pointer));
xcursor = meta_display_create_x_cursor (display, cursor);
XDefineCursor (display->xdisplay, xwindow, xcursor);
if (xcursor != None)
XFreeCursor (display->xdisplay, xcursor);
}
static void
meta_device_pointer_core_query_position (MetaDevicePointer *pointer,
Window xwindow,
Window *root,
Window *child,
gint *root_x,
gint *root_y,
gint *x,
gint *y,
guint *mask)
{
MetaDisplay *display;
display = meta_device_get_display (META_DEVICE (pointer));
XQueryPointer (display->xdisplay, xwindow,
root, child, root_x, root_y,
x, y, mask);
}
static void
meta_device_pointer_core_class_init (MetaDevicePointerCoreClass *klass)
{
MetaDevicePointerClass *pointer_class = META_DEVICE_POINTER_CLASS (klass);
MetaDeviceClass *device_class = META_DEVICE_CLASS (klass);
device_class->allow_events = meta_device_core_common_allow_events;
device_class->grab = meta_device_pointer_core_grab;
device_class->ungrab = meta_device_pointer_core_ungrab;
pointer_class->warp = meta_device_pointer_core_warp;
pointer_class->set_window_cursor = meta_device_pointer_core_set_window_cursor;
pointer_class->query_position = meta_device_pointer_core_query_position;
}
static void
meta_device_pointer_core_init (MetaDevicePointerCore *pointer)
{
}
MetaDevice *
meta_device_pointer_core_new (MetaDisplay *display)
{
return g_object_new (META_TYPE_DEVICE_POINTER_CORE,
"device-id", META_CORE_POINTER_ID,
"display", display,
NULL);
}
/* Core Keyboard */
G_DEFINE_TYPE (MetaDeviceKeyboardCore,
meta_device_keyboard_core,
META_TYPE_DEVICE_KEYBOARD)
static gboolean
meta_device_keyboard_core_grab (MetaDevice *device,
Window xwindow,
guint evmask,
MetaCursor cursor,
gboolean owner_events,
gboolean sync,
Time time)
{
MetaDisplay *display;
gint retval;
display = meta_device_get_display (device);
retval = XGrabKeyboard (display->xdisplay, xwindow, owner_events,
(sync) ? GrabModeSync : GrabModeAsync,
(sync) ? GrabModeSync : GrabModeAsync,
time);
return (retval == Success);
}
static void
meta_device_keyboard_core_ungrab (MetaDevice *device,
Time time)
{
MetaDisplay *display;
display = meta_device_get_display (device);
XUngrabKeyboard (display->xdisplay, time);
}
static void
meta_device_keyboard_core_class_init (MetaDeviceKeyboardCoreClass *klass)
{
MetaDeviceClass *device_class = META_DEVICE_CLASS (klass);
device_class->allow_events = meta_device_core_common_allow_events;
device_class->grab = meta_device_keyboard_core_grab;
device_class->ungrab = meta_device_keyboard_core_ungrab;
}
static void
meta_device_keyboard_core_init (MetaDeviceKeyboardCore *keyboard)
{
}
MetaDevice *
meta_device_keyboard_core_new (MetaDisplay *display)
{
return g_object_new (META_TYPE_DEVICE_KEYBOARD_CORE,
"device-id", META_CORE_KEYBOARD_ID,
"display", display,
NULL);
}

90
src/core/devices-core.h Normal file
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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/**
* \file devices-core.h Core input devices implementation
*
* Input devices.
* This file contains the core X protocol implementation of input devices.
*/
/*
* Copyright (C) 2011 Carlos Garnacho
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifndef META_DEVICES_CORE_H
#define META_DEVICES_CORE_H
#include "device-pointer.h"
#include "device-keyboard.h"
/* These IDs are the same than those of the
* VCP/VCK in XInput2, to keep consistency */
#define META_CORE_POINTER_ID 2
#define META_CORE_KEYBOARD_ID 3
/* Pointer */
#define META_TYPE_DEVICE_POINTER_CORE (meta_device_pointer_core_get_type ())
#define META_DEVICE_POINTER_CORE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_DEVICE_POINTER_CORE, MetaDevicePointerCore))
#define META_DEVICE_POINTER_CORE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), META_TYPE_DEVICE_POINTER_CORE, MetaDevicePointerCoreClass))
#define META_IS_DEVICE_POINTER_CORE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_DEVICE_POINTER_CORE))
#define META_IS_DEVICE_POINTER_CORE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), META_TYPE_DEVICE_POINTER_CORE))
#define META_DEVICE_POINTER_CORE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), META_TYPE_DEVICE_POINTER_CORE, MetaDevicePointerCoreClass))
typedef struct _MetaDevicePointerCore MetaDevicePointerCore;
typedef struct _MetaDevicePointerCoreClass MetaDevicePointerCoreClass;
struct _MetaDevicePointerCore
{
MetaDevicePointer parent_instance;
};
struct _MetaDevicePointerCoreClass
{
MetaDevicePointerClass parent_class;
};
GType meta_device_pointer_core_get_type (void) G_GNUC_CONST;
MetaDevice *meta_device_pointer_core_new (MetaDisplay *display);
/* Keyboard */
#define META_TYPE_DEVICE_KEYBOARD_CORE (meta_device_keyboard_core_get_type ())
#define META_DEVICE_KEYBOARD_CORE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_DEVICE_KEYBOARD_CORE, MetaDeviceKeyboardCore))
#define META_DEVICE_KEYBOARD_CORE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), META_TYPE_DEVICE_KEYBOARD_CORE, MetaDeviceKeyboardCoreClass))
#define META_IS_DEVICE_KEYBOARD_CORE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_DEVICE_KEYBOARD_CORE))
#define META_IS_DEVICE_KEYBOARD_CORE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), META_TYPE_DEVICE_KEYBOARD_CORE))
#define META_DEVICE_KEYBOARD_CORE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), META_TYPE_DEVICE_KEYBOARD_CORE, MetaDeviceKeyboardCoreClass))
typedef struct _MetaDeviceKeyboardCore MetaDeviceKeyboardCore;
typedef struct _MetaDeviceKeyboardCoreClass MetaDeviceKeyboardCoreClass;
struct _MetaDeviceKeyboardCore
{
MetaDeviceKeyboard parent_instance;
};
struct _MetaDeviceKeyboardCoreClass
{
MetaDeviceKeyboardClass parent_class;
};
GType meta_device_keyboard_core_get_type (void) G_GNUC_CONST;
MetaDevice *meta_device_keyboard_core_new (MetaDisplay *display);
#endif /* META_DEVICES_CORE_H */