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livetrax/libs/tk/ydk/quartz/gdkinput.c
Robin Gareus ad51c7c2ba
Localize stripped down gtk2 
This is intended mainly for GNU/Linux distros who will remove
GTK2 support in the near future.
2024-01-06 21:52:48 +01:00

756 lines
19 KiB
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/* GDK - The GIMP Drawing Kit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* 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.
*/
/*
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#include "config.h"
#include <stdlib.h>
#import <Cocoa/Cocoa.h>
#include <Carbon/Carbon.h>
#include "gdkprivate-quartz.h"
#include "gdkscreen-quartz.h"
#include "gdkinput.h"
#include "gdkprivate.h"
#include "gdkinputprivate.h"
#define N_CORE_POINTER_AXES 2
#define N_INPUT_DEVICE_AXES 5
static GdkDeviceAxis gdk_input_core_axes[] = {
{ GDK_AXIS_X, 0, 0 },
{ GDK_AXIS_Y, 0, 0 }
};
static GdkDeviceAxis gdk_quartz_pen_axes[] = {
{ GDK_AXIS_X, 0, 0 },
{ GDK_AXIS_Y, 0, 0 },
{ GDK_AXIS_PRESSURE, 0, 1 },
{ GDK_AXIS_XTILT, -1, 1 },
{ GDK_AXIS_YTILT, -1, 1 }
};
static GdkDeviceAxis gdk_quartz_cursor_axes[] = {
{ GDK_AXIS_X, 0, 0 },
{ GDK_AXIS_Y, 0, 0 },
{ GDK_AXIS_PRESSURE, 0, 1 },
{ GDK_AXIS_XTILT, -1, 1 },
{ GDK_AXIS_YTILT, -1, 1 }
};
static GdkDeviceAxis gdk_quartz_eraser_axes[] = {
{ GDK_AXIS_X, 0, 0 },
{ GDK_AXIS_Y, 0, 0 },
{ GDK_AXIS_PRESSURE, 0, 1 },
{ GDK_AXIS_XTILT, -1, 1 },
{ GDK_AXIS_YTILT, -1, 1 }
};
/* Global variables */
static GList *_gdk_input_windows = NULL;
static GList *_gdk_input_devices = NULL;
static GdkDevice *_gdk_core_pointer = NULL;
static GdkDevice *_gdk_quartz_pen = NULL;
static GdkDevice *_gdk_quartz_cursor = NULL;
static GdkDevice *_gdk_quartz_eraser = NULL;
static GdkDevice *active_device = NULL;
static void
gdk_device_finalize (GObject *object)
{
g_error ("A GdkDevice object was finalized. This should not happen");
}
static void
gdk_device_class_init (GObjectClass *class)
{
class->finalize = gdk_device_finalize;
}
GType
gdk_device_get_type (void)
{
static GType object_type = 0;
if (!object_type)
{
const GTypeInfo object_info =
{
sizeof (GdkDeviceClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) gdk_device_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GdkDevicePrivate),
0, /* n_preallocs */
(GInstanceInitFunc) NULL,
};
object_type = g_type_register_static (G_TYPE_OBJECT,
"GdkDevice",
&object_info, 0);
}
return object_type;
}
GList *
gdk_devices_list (void)
{
return _gdk_input_devices;
}
GList *
gdk_display_list_devices (GdkDisplay *dpy)
{
return _gdk_input_devices;
}
const gchar *
gdk_device_get_name (GdkDevice *device)
{
g_return_val_if_fail (GDK_IS_DEVICE (device), NULL);
return device->name;
}
GdkInputSource
gdk_device_get_source (GdkDevice *device)
{
g_return_val_if_fail (GDK_IS_DEVICE (device), 0);
return device->source;
}
GdkInputMode
gdk_device_get_mode (GdkDevice *device)
{
g_return_val_if_fail (GDK_IS_DEVICE (device), 0);
return device->mode;
}
gboolean
gdk_device_get_has_cursor (GdkDevice *device)
{
g_return_val_if_fail (GDK_IS_DEVICE (device), FALSE);
return device->has_cursor;
}
void
gdk_device_set_source (GdkDevice *device,
GdkInputSource source)
{
device->source = source;
}
void
gdk_device_get_key (GdkDevice *device,
guint index,
guint *keyval,
GdkModifierType *modifiers)
{
g_return_if_fail (GDK_IS_DEVICE (device));
g_return_if_fail (index < device->num_keys);
if (!device->keys[index].keyval &&
!device->keys[index].modifiers)
return;
if (keyval)
*keyval = device->keys[index].keyval;
if (modifiers)
*modifiers = device->keys[index].modifiers;
}
void
gdk_device_set_key (GdkDevice *device,
guint index,
guint keyval,
GdkModifierType modifiers)
{
g_return_if_fail (device != NULL);
g_return_if_fail (index < device->num_keys);
device->keys[index].keyval = keyval;
device->keys[index].modifiers = modifiers;
}
GdkAxisUse
gdk_device_get_axis_use (GdkDevice *device,
guint index)
{
g_return_val_if_fail (GDK_IS_DEVICE (device), GDK_AXIS_IGNORE);
g_return_val_if_fail (index < device->num_axes, GDK_AXIS_IGNORE);
return device->axes[index].use;
}
gint
gdk_device_get_n_keys (GdkDevice *device)
{
g_return_val_if_fail (GDK_IS_DEVICE (device), 0);
return device->num_keys;
}
gint
gdk_device_get_n_axes (GdkDevice *device)
{
g_return_val_if_fail (GDK_IS_DEVICE (device), 0);
return device->num_axes;
}
void
gdk_device_set_axis_use (GdkDevice *device,
guint index,
GdkAxisUse use)
{
#if 0
/* Remapping axes is unsupported for now */
g_return_if_fail (device != NULL);
g_return_if_fail (index < device->num_axes);
device->axes[index].use = use;
switch (use)
{
case GDK_AXIS_X:
case GDK_AXIS_Y:
device->axes[index].min = 0.;
device->axes[index].max = 0.;
break;
case GDK_AXIS_XTILT:
case GDK_AXIS_YTILT:
device->axes[index].min = -1.;
device->axes[index].max = 1;
break;
default:
device->axes[index].min = 0.;
device->axes[index].max = 1;
break;
}
#endif
}
/**
* gdk_input_set_device_state:
* @device: The devices to set
* @mask: The new button mask
* @axes: The new axes values
*
* Set the state of a device's inputs for later
* retrieval by gdk_device_get_state.
*/
static void
gdk_input_set_device_state (GdkDevice *device,
GdkModifierType mask,
gdouble *axes)
{
GdkDevicePrivate *priv;
gint i;
if (device != _gdk_core_pointer)
{
priv = (GdkDevicePrivate *)device;
priv->last_state = mask;
for (i = 0; i < device->num_axes; ++i)
priv->last_axes_state[i] = axes[i];
}
}
void
gdk_device_get_state (GdkDevice *device,
GdkWindow *window,
gdouble *axes,
GdkModifierType *mask)
{
GdkDevicePrivate *priv;
gint i;
if (device == _gdk_core_pointer)
{
gint x_int, y_int;
gdk_window_get_pointer (window, &x_int, &y_int, mask);
if (axes)
{
axes[0] = x_int;
axes[1] = y_int;
}
}
else
{
priv = (GdkDevicePrivate *)device;
if (mask)
*mask = priv->last_state;
if (axes)
for (i = 0; i < device->num_axes; ++i)
axes[i] = priv->last_axes_state[i];
}
}
void
gdk_device_free_history (GdkTimeCoord **events,
gint n_events)
{
gint i;
for (i = 0; i < n_events; i++)
g_free (events[i]);
g_free (events);
}
gboolean
gdk_device_get_history (GdkDevice *device,
GdkWindow *window,
guint32 start,
guint32 stop,
GdkTimeCoord ***events,
gint *n_events)
{
g_return_val_if_fail (window != NULL, FALSE);
g_return_val_if_fail (GDK_WINDOW_IS_QUARTZ (window), FALSE);
g_return_val_if_fail (events != NULL, FALSE);
g_return_val_if_fail (n_events != NULL, FALSE);
*n_events = 0;
*events = NULL;
return FALSE;
}
gboolean
gdk_device_set_mode (GdkDevice *device,
GdkInputMode mode)
{
/* FIXME: Window mode isn't supported yet */
if (device != _gdk_core_pointer &&
(mode == GDK_MODE_DISABLED || mode == GDK_MODE_SCREEN))
{
device->mode = mode;
return TRUE;
}
return FALSE;
}
gint
_gdk_input_enable_window (GdkWindow *window, GdkDevicePrivate *gdkdev)
{
return TRUE;
}
gint
_gdk_input_disable_window (GdkWindow *window, GdkDevicePrivate *gdkdev)
{
return TRUE;
}
GdkInputWindow *
_gdk_input_window_find(GdkWindow *window)
{
GList *tmp_list;
for (tmp_list=_gdk_input_windows; tmp_list; tmp_list=tmp_list->next)
if (((GdkInputWindow *)(tmp_list->data))->window == window)
return (GdkInputWindow *)(tmp_list->data);
return NULL; /* Not found */
}
/* FIXME: this routine currently needs to be called between creation
and the corresponding configure event (because it doesn't get the
root_relative_geometry). This should work with
gtk_window_set_extension_events, but will likely fail in other
cases */
void
gdk_input_set_extension_events (GdkWindow *window, gint mask,
GdkExtensionMode mode)
{
GdkWindowObject *window_private;
GList *tmp_list;
GdkInputWindow *iw;
g_return_if_fail (window != NULL);
g_return_if_fail (GDK_WINDOW_IS_QUARTZ (window));
window_private = (GdkWindowObject*) window;
if (mode == GDK_EXTENSION_EVENTS_NONE)
mask = 0;
if (mask != 0)
{
iw = g_new(GdkInputWindow,1);
iw->window = window;
iw->mode = mode;
iw->obscuring = NULL;
iw->num_obscuring = 0;
iw->grabbed = FALSE;
_gdk_input_windows = g_list_append (_gdk_input_windows,iw);
window_private->extension_events = mask;
/* Add enter window events to the event mask */
/* FIXME, this is not needed for XINPUT_NONE */
gdk_window_set_events (window,
gdk_window_get_events (window) |
GDK_ENTER_NOTIFY_MASK);
}
else
{
iw = _gdk_input_window_find (window);
if (iw)
{
_gdk_input_windows = g_list_remove (_gdk_input_windows,iw);
g_free (iw);
}
window_private->extension_events = 0;
}
for (tmp_list = _gdk_input_devices; tmp_list; tmp_list = tmp_list->next)
{
GdkDevicePrivate *gdkdev = (GdkDevicePrivate *)(tmp_list->data);
if (gdkdev != (GdkDevicePrivate *)_gdk_core_pointer)
{
if (mask != 0 && gdkdev->info.mode != GDK_MODE_DISABLED
&& (gdkdev->info.has_cursor || mode == GDK_EXTENSION_EVENTS_ALL))
_gdk_input_enable_window (window,gdkdev);
else
_gdk_input_disable_window (window,gdkdev);
}
}
}
void
_gdk_input_window_destroy (GdkWindow *window)
{
GdkInputWindow *input_window;
input_window = _gdk_input_window_find (window);
g_return_if_fail (input_window != NULL);
_gdk_input_windows = g_list_remove (_gdk_input_windows,input_window);
g_free (input_window);
}
void
_gdk_input_init (void)
{
GdkDevicePrivate *priv;
_gdk_core_pointer = g_object_new (GDK_TYPE_DEVICE, NULL);
_gdk_core_pointer->name = "Core Pointer";
_gdk_core_pointer->source = GDK_SOURCE_MOUSE;
_gdk_core_pointer->mode = GDK_MODE_SCREEN;
_gdk_core_pointer->has_cursor = TRUE;
_gdk_core_pointer->num_axes = N_CORE_POINTER_AXES;
_gdk_core_pointer->axes = gdk_input_core_axes;
_gdk_core_pointer->num_keys = 0;
_gdk_core_pointer->keys = NULL;
_gdk_display->core_pointer = _gdk_core_pointer;
_gdk_input_devices = g_list_append (NULL, _gdk_core_pointer);
_gdk_quartz_pen = g_object_new (GDK_TYPE_DEVICE, NULL);
_gdk_quartz_pen->name = "Quartz Pen";
_gdk_quartz_pen->source = GDK_SOURCE_PEN;
_gdk_quartz_pen->mode = GDK_MODE_SCREEN;
_gdk_quartz_pen->has_cursor = TRUE;
_gdk_quartz_pen->num_axes = N_INPUT_DEVICE_AXES;
_gdk_quartz_pen->axes = gdk_quartz_pen_axes;
_gdk_quartz_pen->num_keys = 0;
_gdk_quartz_pen->keys = NULL;
priv = (GdkDevicePrivate *)_gdk_quartz_pen;
priv->last_axes_state = g_malloc_n (_gdk_quartz_pen->num_axes, sizeof (gdouble));
_gdk_input_devices = g_list_append (_gdk_input_devices, _gdk_quartz_pen);
_gdk_quartz_cursor = g_object_new (GDK_TYPE_DEVICE, NULL);
_gdk_quartz_cursor->name = "Quartz Cursor";
_gdk_quartz_cursor->source = GDK_SOURCE_CURSOR;
_gdk_quartz_cursor->mode = GDK_MODE_SCREEN;
_gdk_quartz_cursor->has_cursor = TRUE;
_gdk_quartz_cursor->num_axes = N_INPUT_DEVICE_AXES;
_gdk_quartz_cursor->axes = gdk_quartz_cursor_axes;
_gdk_quartz_cursor->num_keys = 0;
_gdk_quartz_cursor->keys = NULL;
priv = (GdkDevicePrivate *)_gdk_quartz_cursor;
priv->last_axes_state = g_malloc_n (_gdk_quartz_cursor->num_axes, sizeof (gdouble));
_gdk_input_devices = g_list_append (_gdk_input_devices, _gdk_quartz_cursor);
_gdk_quartz_eraser = g_object_new (GDK_TYPE_DEVICE, NULL);
_gdk_quartz_eraser->name = "Quartz Eraser";
_gdk_quartz_eraser->source = GDK_SOURCE_ERASER;
_gdk_quartz_eraser->mode = GDK_MODE_SCREEN;
_gdk_quartz_eraser->has_cursor = TRUE;
_gdk_quartz_eraser->num_axes = N_INPUT_DEVICE_AXES;
_gdk_quartz_eraser->axes = gdk_quartz_eraser_axes;
_gdk_quartz_eraser->num_keys = 0;
_gdk_quartz_eraser->keys = NULL;
priv = (GdkDevicePrivate *)_gdk_quartz_eraser;
priv->last_axes_state = g_malloc_n (_gdk_quartz_eraser->num_axes, sizeof (gdouble));
_gdk_input_devices = g_list_append (_gdk_input_devices, _gdk_quartz_eraser);
active_device = _gdk_core_pointer;
}
void
_gdk_input_exit (void)
{
GList *tmp_list;
GdkDevicePrivate *gdkdev;
for (tmp_list = _gdk_input_devices; tmp_list; tmp_list = tmp_list->next)
{
gdkdev = (GdkDevicePrivate *)(tmp_list->data);
if (gdkdev != (GdkDevicePrivate *)_gdk_core_pointer)
{
gdk_device_set_mode ((GdkDevice *)gdkdev, GDK_MODE_DISABLED);
g_free (gdkdev->info.name);
g_free (gdkdev->info.axes);
g_free (gdkdev->info.keys);
g_free (gdkdev->last_axes_state);
g_free (gdkdev);
}
}
g_list_free (_gdk_input_devices);
for (tmp_list = _gdk_input_windows; tmp_list; tmp_list = tmp_list->next)
{
g_free (tmp_list->data);
}
g_list_free (_gdk_input_windows);
}
gboolean
gdk_device_get_axis (GdkDevice *device, gdouble *axes, GdkAxisUse use, gdouble *value)
{
gint i;
g_return_val_if_fail (device != NULL, FALSE);
if (axes == NULL)
return FALSE;
for (i = 0; i < device->num_axes; i++)
if (device->axes[i].use == use)
{
if (value)
*value = axes[i];
return TRUE;
}
return FALSE;
}
void
_gdk_input_window_crossing (GdkWindow *window,
gboolean enter)
{
}
/**
* _gdk_input_quartz_tablet_proximity:
* @deviceType: The result of [nsevent pointingDeviceType]
*
* Update the current active device based on a proximity event.
*/
void
_gdk_input_quartz_tablet_proximity (NSPointingDeviceType deviceType)
{
if (deviceType == NSPenPointingDevice)
active_device = _gdk_quartz_pen;
else if (deviceType == NSCursorPointingDevice)
active_device = _gdk_quartz_cursor;
else if (deviceType == NSEraserPointingDevice)
active_device = _gdk_quartz_eraser;
else
active_device = _gdk_core_pointer;
}
/**
* _gdk_input_fill_quartz_input_event:
* @event: The GDK mouse event.
* @nsevent: The NSEvent that generated the mouse event.
* @input_event: (out): Return location for the input event.
*
* Handle extended input for the passed event, the GdkEvent object
* passed in should be a filled mouse button or motion event.
*
* Return value: %TRUE if an extended input event was generated.
*/
gboolean
_gdk_input_fill_quartz_input_event (GdkEvent *event,
NSEvent *nsevent,
GdkEvent *input_event)
{
gdouble *axes;
gint x, y;
gint x_target, y_target;
gdouble x_root, y_root;
gint state;
GdkInputWindow *iw;
GdkWindow *target_window;
GdkScreenQuartz *screen_quartz;
if ([nsevent subtype] == NSTabletProximityEventSubtype)
{
_gdk_input_quartz_tablet_proximity ([nsevent pointingDeviceType]);
}
else if (([nsevent subtype] != NSTabletPointEventSubtype) ||
(active_device == _gdk_core_pointer) ||
(active_device->mode == GDK_MODE_DISABLED))
{
_gdk_display->ignore_core_events = FALSE;
return FALSE;
}
switch (event->any.type)
{
case GDK_MOTION_NOTIFY:
x = event->motion.x;
y = event->motion.y;
state = event->motion.state;
break;
case GDK_BUTTON_PRESS:
case GDK_BUTTON_RELEASE:
x = event->button.x;
y = event->button.y;
state = event->button.state;
break;
default:
/* Not an input related event */
return FALSE;
break;
}
/* Input events won't be propagated through windows that aren't listening
* for input events, so _gdk_window_get_input_window_for_event finds the
* window to directly send the event to.
*/
target_window = _gdk_window_get_input_window_for_event (event->any.window,
event->any.type,
0, x, y, 0);
iw = _gdk_input_window_find (target_window);
if (!iw)
{
/* Return if the target window doesn't have extended events enabled or
* hasn't asked for this type of event.
*/
_gdk_display->ignore_core_events = FALSE;
return FALSE;
}
/* The cursor is inside an extended events window, block propagation of the
* core motion / button events
*/
_gdk_display->ignore_core_events = TRUE;
axes = g_malloc_n (N_INPUT_DEVICE_AXES, sizeof (gdouble));
gdk_window_get_origin (target_window, &x_target, &y_target);
/* Equation for root x & y taken from _gdk_quartz_window_xy_to_gdk_xy
* recalculated here to get doubles instead of ints.
*/
screen_quartz = GDK_SCREEN_QUARTZ (_gdk_screen);
x_root = [NSEvent mouseLocation].x - screen_quartz->min_x;
y_root = screen_quartz->height - [NSEvent mouseLocation].y + screen_quartz->min_y;
axes[0] = x_root - x_target;
axes[1] = y_root - y_target;
axes[2] = [nsevent pressure];
axes[3] = [nsevent tilt].x;
axes[4] = [nsevent tilt].y;
gdk_input_set_device_state (active_device, state, axes);
input_event->any.window = target_window;
input_event->any.type = event->any.type;
input_event->any.send_event = event->any.send_event;
switch (event->any.type)
{
case GDK_MOTION_NOTIFY:
input_event->motion.device = active_device;
input_event->motion.x = axes[0];
input_event->motion.y = axes[1];
input_event->motion.axes = axes;
input_event->motion.x_root = x_root;
input_event->motion.y_root = y_root;
input_event->motion.time = event->motion.time;
input_event->motion.state = event->motion.state;
input_event->motion.is_hint = event->motion.is_hint;
break;
case GDK_BUTTON_PRESS:
case GDK_BUTTON_RELEASE:
input_event->button.device = active_device;
input_event->button.x = axes[0];
input_event->button.y = axes[1];
input_event->button.axes = axes;
input_event->button.x_root = x_root;
input_event->button.y_root = y_root;
input_event->button.time = event->button.time;
input_event->button.state = event->button.state;
input_event->button.button = event->button.button;
break;
default:
return FALSE;
break;
}
return TRUE;
}
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