mirror of
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294 lines
7.8 KiB
C
294 lines
7.8 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.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, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <stdlib.h>
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#include "gdkdevice-broadway.h"
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#include "gdkwindow.h"
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#include "gdkprivate-broadway.h"
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static gboolean gdk_broadway_device_get_history (GdkDevice *device,
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GdkWindow *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_broadway_device_get_state (GdkDevice *device,
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GdkWindow *window,
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gdouble *axes,
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GdkModifierType *mask);
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static void gdk_broadway_device_set_window_cursor (GdkDevice *device,
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GdkWindow *window,
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GdkCursor *cursor);
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static void gdk_broadway_device_warp (GdkDevice *device,
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GdkScreen *screen,
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gint x,
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gint y);
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static gboolean gdk_broadway_device_query_state (GdkDevice *device,
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GdkWindow *window,
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GdkWindow **root_window,
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GdkWindow **child_window,
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gint *root_x,
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gint *root_y,
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gint *win_x,
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gint *win_y,
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GdkModifierType *mask);
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static GdkGrabStatus gdk_broadway_device_grab (GdkDevice *device,
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GdkWindow *window,
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gboolean owner_events,
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GdkEventMask event_mask,
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GdkWindow *confine_to,
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GdkCursor *cursor,
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guint32 time_);
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static void gdk_broadway_device_ungrab (GdkDevice *device,
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guint32 time_);
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static GdkWindow * gdk_broadway_device_window_at_position (GdkDevice *device,
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gint *win_x,
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gint *win_y,
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GdkModifierType *mask,
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gboolean get_toplevel);
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static void gdk_broadway_device_select_window_events (GdkDevice *device,
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GdkWindow *window,
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GdkEventMask event_mask);
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G_DEFINE_TYPE (GdkBroadwayDevice, gdk_broadway_device, GDK_TYPE_DEVICE)
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static void
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gdk_broadway_device_class_init (GdkBroadwayDeviceClass *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_broadway_device_get_history;
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device_class->get_state = gdk_broadway_device_get_state;
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device_class->set_window_cursor = gdk_broadway_device_set_window_cursor;
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device_class->warp = gdk_broadway_device_warp;
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device_class->query_state = gdk_broadway_device_query_state;
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device_class->grab = gdk_broadway_device_grab;
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device_class->ungrab = gdk_broadway_device_ungrab;
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device_class->window_at_position = gdk_broadway_device_window_at_position;
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device_class->select_window_events = gdk_broadway_device_select_window_events;
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}
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static void
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gdk_broadway_device_init (GdkBroadwayDevice *device_core)
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{
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GdkDevice *device;
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device = GDK_DEVICE (device_core);
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_gdk_device_add_axis (device, GDK_NONE, GDK_AXIS_X, 0, 0, 1);
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_gdk_device_add_axis (device, GDK_NONE, GDK_AXIS_Y, 0, 0, 1);
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}
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static gboolean
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gdk_broadway_device_get_history (GdkDevice *device,
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GdkWindow *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_broadway_device_get_state (GdkDevice *device,
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GdkWindow *window,
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gdouble *axes,
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GdkModifierType *mask)
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{
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gint x_int, y_int;
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gdk_window_get_pointer (window, &x_int, &y_int, mask);
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if (axes)
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{
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axes[0] = x_int;
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axes[1] = y_int;
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}
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}
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static void
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gdk_broadway_device_set_window_cursor (GdkDevice *device,
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GdkWindow *window,
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GdkCursor *cursor)
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{
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}
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static void
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gdk_broadway_device_warp (GdkDevice *device,
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GdkScreen *screen,
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gint x,
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gint y)
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{
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}
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static gboolean
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gdk_broadway_device_query_state (GdkDevice *device,
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GdkWindow *window,
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GdkWindow **root_window,
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GdkWindow **child_window,
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gint *root_x,
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gint *root_y,
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gint *win_x,
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gint *win_y,
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GdkModifierType *mask)
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{
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GdkDisplay *display;
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GdkBroadwayDisplay *broadway_display;
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GdkWindowImplBroadway *impl;
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guint32 serial;
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GdkScreen *screen;
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char *reply;
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gint device_root_x, device_root_y, device_win_x, device_win_y, id;
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if (gdk_device_get_source (device) != GDK_SOURCE_MOUSE)
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return FALSE;
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display = gdk_device_get_display (device);
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broadway_display = GDK_BROADWAY_DISPLAY (display);
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if (root_window)
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{
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screen = gdk_window_get_screen (window);
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*root_window = gdk_screen_get_root_window (screen);
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}
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if (mask)
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*mask = 0; /* TODO */
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if (broadway_display->output)
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{
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impl = GDK_WINDOW_IMPL_BROADWAY (window->impl);
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serial = broadway_output_query_pointer (broadway_display->output, impl->id);
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reply = _gdk_broadway_display_block_for_input (display, 'q', serial);
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if (reply != NULL)
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{
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char *p;
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char cmd;
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guint32 reply_serial;
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p = reply;
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cmd = *p++;
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reply_serial = (guint32)strtol(p, &p, 10);
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p++; /* Skip , */
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device_root_x = strtol(p, &p, 10);
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p++; /* Skip , */
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device_root_y = strtol(p, &p, 10);
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p++; /* Skip , */
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device_win_x = strtol(p, &p, 10);
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p++; /* Skip , */
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device_win_y = strtol(p, &p, 10);
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p++; /* Skip , */
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id = strtol(p, &p, 10);
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if (root_x)
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*root_x = device_root_x;
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if (root_y)
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*root_y = device_root_y;
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if (win_x)
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*win_x = device_win_x;
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if (win_y)
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*win_y = device_win_y;
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if (child_window)
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{
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if (gdk_window_get_window_type (window) == GDK_WINDOW_ROOT)
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*child_window = g_hash_table_lookup (broadway_display->id_ht, GINT_TO_POINTER (id));
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else
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*child_window = window; /* No native children */
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}
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g_free (reply);
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return TRUE;
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}
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}
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/* Fallback when unconnected */
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device_root_x = broadway_display->last_x;
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device_root_y = broadway_display->last_y;
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if (root_x)
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*root_x = device_root_x;
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if (root_y)
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*root_y = device_root_y;
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if (win_x)
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*win_x = device_root_y - window->x;
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if (win_y)
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*win_y = device_root_y - window->y;
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if (child_window)
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{
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if (gdk_window_get_window_type (window) == GDK_WINDOW_ROOT)
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{
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*child_window = broadway_display->mouse_in_toplevel;
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if (*child_window == NULL)
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*child_window = window;
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}
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else
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{
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/* No native children */
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*child_window = window;
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}
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}
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return TRUE;
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}
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static GdkGrabStatus
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gdk_broadway_device_grab (GdkDevice *device,
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GdkWindow *window,
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gboolean owner_events,
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GdkEventMask event_mask,
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GdkWindow *confine_to,
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GdkCursor *cursor,
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guint32 time_)
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{
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return GDK_GRAB_NOT_VIEWABLE;
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}
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static void
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gdk_broadway_device_ungrab (GdkDevice *device,
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guint32 time_)
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{
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}
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static GdkWindow *
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gdk_broadway_device_window_at_position (GdkDevice *device,
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gint *win_x,
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gint *win_y,
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GdkModifierType *mask,
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gboolean get_toplevel)
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{
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return NULL;
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}
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static void
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gdk_broadway_device_select_window_events (GdkDevice *device,
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GdkWindow *window,
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GdkEventMask event_mask)
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{
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}
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