forked from AuroraMiddleware/gtk
348 lines
12 KiB
C
348 lines
12 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org>
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* Copyright (C) 2010 Kristian Rietveld <kris@gtk.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gdk/gdkdeviceprivate.h>
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#include <gdk/gdkdisplayprivate.h>
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#import "GdkQuartzView.h"
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#include "gdkquartzsurface.h"
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#include "gdkquartzcursor.h"
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#include "gdkprivate-quartz.h"
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#include "gdkquartzdevice-core.h"
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struct _GdkQuartzDeviceCore
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{
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GdkDevice parent_instance;
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};
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struct _GdkQuartzDeviceCoreClass
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{
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GdkDeviceClass parent_class;
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};
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static gboolean gdk_quartz_device_core_get_history (GdkDevice *device,
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GdkSurface *window,
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guint32 start,
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guint32 stop,
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GdkTimeCoord ***events,
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gint *n_events);
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static void gdk_quartz_device_core_get_state (GdkDevice *device,
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GdkSurface *window,
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gdouble *axes,
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GdkModifierType *mask);
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static void gdk_quartz_device_core_set_surface_cursor (GdkDevice *device,
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GdkSurface *window,
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GdkCursor *cursor);
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static void gdk_quartz_device_core_warp (GdkDevice *device,
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gdouble x,
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gdouble y);
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static void gdk_quartz_device_core_query_state (GdkDevice *device,
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GdkSurface *window,
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GdkSurface **root_window,
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GdkSurface **child_window,
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gdouble *root_x,
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gdouble *root_y,
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gdouble *win_x,
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gdouble *win_y,
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GdkModifierType *mask);
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static GdkGrabStatus gdk_quartz_device_core_grab (GdkDevice *device,
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GdkSurface *window,
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gboolean owner_events,
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GdkEventMask event_mask,
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GdkSurface *confine_to,
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GdkCursor *cursor,
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guint32 time_);
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static void gdk_quartz_device_core_ungrab (GdkDevice *device,
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guint32 time_);
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static GdkSurface * gdk_quartz_device_core_surface_at_position (GdkDevice *device,
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gdouble *win_x,
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gdouble *win_y,
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GdkModifierType *mask,
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gboolean get_toplevel);
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G_DEFINE_TYPE (GdkQuartzDeviceCore, gdk_quartz_device_core, GDK_TYPE_DEVICE)
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static void
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gdk_quartz_device_core_class_init (GdkQuartzDeviceCoreClass *klass)
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{
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GdkDeviceClass *device_class = GDK_DEVICE_CLASS (klass);
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device_class->get_history = gdk_quartz_device_core_get_history;
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device_class->get_state = gdk_quartz_device_core_get_state;
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device_class->set_surface_cursor = gdk_quartz_device_core_set_surface_cursor;
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device_class->warp = gdk_quartz_device_core_warp;
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device_class->query_state = gdk_quartz_device_core_query_state;
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device_class->grab = gdk_quartz_device_core_grab;
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device_class->ungrab = gdk_quartz_device_core_ungrab;
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device_class->surface_at_position = gdk_quartz_device_core_surface_at_position;
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}
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static void
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gdk_quartz_device_core_init (GdkQuartzDeviceCore *quartz_device_core)
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{
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GdkDevice *device;
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device = GDK_DEVICE (quartz_device_core);
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_gdk_device_add_axis (device, NULL, GDK_AXIS_X, 0, 0, 1);
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_gdk_device_add_axis (device, NULL, GDK_AXIS_Y, 0, 0, 1);
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}
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static gboolean
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gdk_quartz_device_core_get_history (GdkDevice *device,
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GdkSurface *window,
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guint32 start,
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guint32 stop,
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GdkTimeCoord ***events,
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gint *n_events)
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{
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return FALSE;
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}
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static void
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gdk_quartz_device_core_get_state (GdkDevice *device,
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GdkSurface *window,
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gdouble *axes,
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GdkModifierType *mask)
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{
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gdouble x_pos, y_pos;
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gdk_surface_get_device_position (window, device, &x_pos, &y_pos, mask);
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if (axes)
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{
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axes[0] = x_pos;
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axes[1] = y_pos;
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}
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}
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static void
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translate_coords_to_child_coords (GdkSurface *parent,
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GdkSurface *child,
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gint *x,
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gint *y)
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{
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GdkSurface *current = child;
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if (child == parent)
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return;
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while (current != parent)
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{
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gint tmp_x, tmp_y;
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gdk_surface_get_origin (current, &tmp_x, &tmp_y);
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*x -= tmp_x;
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*y -= tmp_y;
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current = gdk_surface_get_parent (current);
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}
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}
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static void
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gdk_quartz_device_core_set_surface_cursor (GdkDevice *device,
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GdkSurface *window,
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GdkCursor *cursor)
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{
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NSCursor *nscursor;
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if (GDK_SURFACE_DESTROYED (window))
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return;
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nscursor = _gdk_quartz_cursor_get_ns_cursor (cursor);
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[nscursor set];
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}
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static void
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gdk_quartz_device_core_warp (GdkDevice *device,
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gdouble x,
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gdouble y)
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{
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CGDisplayMoveCursorToPoint (CGMainDisplayID (), CGPointMake (x, y));
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}
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static GdkSurface *
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gdk_quartz_device_core_query_state_helper (GdkSurface *window,
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GdkDevice *device,
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gdouble *x,
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gdouble *y,
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GdkModifierType *mask)
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{
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GdkSurface *toplevel;
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NSPoint point;
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gint x_tmp, y_tmp;
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GdkSurface *found_window;
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g_return_val_if_fail (window == NULL || GDK_IS_SURFACE (window), NULL);
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if (GDK_SURFACE_DESTROYED (window))
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{
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*x = 0;
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*y = 0;
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*mask = 0;
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return NULL;
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}
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toplevel = gdk_surface_get_toplevel (window);
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if (mask)
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*mask = _gdk_quartz_events_get_current_keyboard_modifiers () |
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_gdk_quartz_events_get_current_mouse_modifiers ();
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/* Get the y coordinate, needs to be flipped. */
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if (window == _gdk_root)
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{
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point = [NSEvent mouseLocation];
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_gdk_quartz_surface_nspoint_to_gdk_xy (point, &x_tmp, &y_tmp);
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}
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else
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{
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GdkSurfaceImplQuartz *impl;
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NSWindow *nswindow;
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impl = GDK_SURFACE_IMPL_QUARTZ (toplevel->impl);
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nswindow = impl->toplevel;
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point = [nswindow mouseLocationOutsideOfEventStream];
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x_tmp = point.x;
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y_tmp = toplevel->height - point.y;
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window = toplevel;
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}
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found_window = _gdk_quartz_surface_find_child (window, x_tmp, y_tmp,
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FALSE);
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if (found_window == _gdk_root)
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found_window = NULL;
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else if (found_window)
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translate_coords_to_child_coords (window, found_window,
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&x_tmp, &y_tmp);
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if (x)
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*x = x_tmp;
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if (y)
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*y = y_tmp;
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return found_window;
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}
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static void
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gdk_quartz_device_core_query_state (GdkDevice *device,
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GdkSurface *window,
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GdkSurface **child_window,
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gdouble *root_x,
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gdouble *root_y,
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gdouble *win_x,
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gdouble *win_y,
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GdkModifierType *mask)
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{
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GdkSurface *found_window;
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NSPoint point;
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gint x_tmp, y_tmp;
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if (window == NULL)
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window = _gdk_root;
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found_window = gdk_quartz_device_core_query_state_helper (window, device,
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win_x, win_y,
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mask);
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if (root_window)
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*root_window = _gdk_root;
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if (child_window)
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*child_window = found_window;
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point = [NSEvent mouseLocation];
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_gdk_quartz_surface_nspoint_to_gdk_xy (point, &x_tmp, &y_tmp);
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if (root_x)
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*root_x = x_tmp;
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if (root_y)
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*root_y = y_tmp;
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}
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static GdkGrabStatus
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gdk_quartz_device_core_grab (GdkDevice *device,
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GdkSurface *window,
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gboolean owner_events,
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GdkEventMask event_mask,
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GdkSurface *confine_to,
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GdkCursor *cursor,
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guint32 time_)
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{
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/* Should remain empty */
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return GDK_GRAB_SUCCESS;
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}
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static void
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gdk_quartz_device_core_ungrab (GdkDevice *device,
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guint32 time_)
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{
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GdkDeviceGrabInfo *grab;
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grab = _gdk_display_get_last_device_grab (_gdk_display, device);
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if (grab)
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grab->serial_end = 0;
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_gdk_display_device_grab_update (_gdk_display, device, NULL, 0);
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}
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static GdkSurface *
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gdk_quartz_device_core_surface_at_position (GdkDevice *device,
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gdouble *win_x,
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gdouble *win_y,
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GdkModifierType *mask,
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gboolean get_toplevel)
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{
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GdkSurface *found_window;
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NSPoint point;
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gint x_tmp, y_tmp;
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/* Get mouse coordinates, find window under the mouse pointer */
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point = [NSEvent mouseLocation];
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_gdk_quartz_surface_nspoint_to_gdk_xy (point, &x_tmp, &y_tmp);
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found_window = _gdk_quartz_surface_find_child (_gdk_root, x_tmp, y_tmp, get_toplevel);
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if (found_window)
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translate_coords_to_child_coords (_gdk_root, found_window, &x_tmp, &y_tmp);
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if (win_x)
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*win_x = found_window ? x_tmp : -1;
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if (win_y)
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*win_y = found_window ? y_tmp : -1;
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if (mask)
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*mask = _gdk_quartz_events_get_current_keyboard_modifiers () |
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_gdk_quartz_events_get_current_mouse_modifiers ();
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return found_window;
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}
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