/* GDK - The GIMP Drawing Kit * Copyright (C) 1995-2007 Peter Mattis, Spencer Kimball, * Josh MacDonald, Ryan Lortie * * 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 . */ /* * 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 "gdkwindow-x11.h" #include "gdkwindow.h" #include "gdkwindowimpl.h" #include "gdkvisual-x11.h" #include "gdkinternals.h" #include "gdkdeviceprivate.h" #include "gdkframeclockprivate.h" #include "gdkasync.h" #include "gdkeventsource.h" #include "gdkdisplay-x11.h" #include "gdkglcontext-x11.h" #include "gdkprivate-x11.h" #include "gdktextureprivate.h" #include "gdk-private.h" #include #include #include #include #include #include #include "MwmUtil.h" #include #include #include #include #ifdef HAVE_XKB #include #endif #ifdef HAVE_XCOMPOSITE #include #endif #ifdef HAVE_XFIXES #include #endif #ifdef HAVE_XDAMAGE #include #endif const int _gdk_x11_event_mask_table[21] = { ExposureMask, PointerMotionMask, PointerMotionHintMask, ButtonMotionMask, Button1MotionMask, Button2MotionMask, Button3MotionMask, ButtonPressMask, ButtonReleaseMask, KeyPressMask, KeyReleaseMask, EnterWindowMask, LeaveWindowMask, FocusChangeMask, StructureNotifyMask, PropertyChangeMask, VisibilityChangeMask, 0, /* PROXIMITY_IN */ 0, /* PROXIMTY_OUT */ SubstructureNotifyMask, ButtonPressMask /* SCROLL; on X mouse wheel events is treated as mouse button 4/5 */ }; const gint _gdk_x11_event_mask_table_size = G_N_ELEMENTS (_gdk_x11_event_mask_table); /* Forward declarations */ static void gdk_x11_window_apply_fullscreen_mode (GdkWindow *window); static gboolean gdk_window_icon_name_set (GdkWindow *window); static void set_wm_name (GdkDisplay *display, Window xwindow, const gchar *name); static void move_to_current_desktop (GdkWindow *window); static void gdk_window_impl_x11_finalize (GObject *object); #define WINDOW_IS_TOPLEVEL_OR_FOREIGN(window) \ (GDK_WINDOW_TYPE (window) == GDK_WINDOW_TOPLEVEL || \ GDK_WINDOW_TYPE (window) == GDK_WINDOW_TEMP || \ GDK_WINDOW_TYPE (window) == GDK_WINDOW_FOREIGN) #define WINDOW_IS_TOPLEVEL(window) \ (GDK_WINDOW_TYPE (window) == GDK_WINDOW_TOPLEVEL || \ GDK_WINDOW_TYPE (window) == GDK_WINDOW_TEMP) /* Return whether time1 is considered later than time2 as far as xserver * time is concerned. Accounts for wraparound. */ #define XSERVER_TIME_IS_LATER(time1, time2) \ ( (( time1 > time2 ) && ( time1 - time2 < ((guint32)-1)/2 )) || \ (( time1 < time2 ) && ( time2 - time1 > ((guint32)-1)/2 )) \ ) struct _GdkX11Window { GdkWindow parent; }; struct _GdkX11WindowClass { GdkWindowClass parent_class; }; G_DEFINE_TYPE (GdkX11Window, gdk_x11_window, GDK_TYPE_WINDOW) static void gdk_x11_window_class_init (GdkX11WindowClass *x11_window_class) { } static void gdk_x11_window_init (GdkX11Window *x11_window) { } G_DEFINE_TYPE (GdkWindowImplX11, gdk_window_impl_x11, GDK_TYPE_WINDOW_IMPL) static void gdk_window_impl_x11_init (GdkWindowImplX11 *impl) { impl->window_scale = 1; impl->frame_sync_enabled = TRUE; } GdkToplevelX11 * _gdk_x11_window_get_toplevel (GdkWindow *window) { GdkWindowImplX11 *impl; g_return_val_if_fail (GDK_IS_WINDOW (window), NULL); if (!WINDOW_IS_TOPLEVEL (window)) return NULL; impl = GDK_WINDOW_IMPL_X11 (window->impl); if (!impl->toplevel) { impl->toplevel = g_new0 (GdkToplevelX11, 1); impl->toplevel->have_focused = FALSE; } return impl->toplevel; } /** * _gdk_x11_window_update_size: * @impl: a #GdkWindowImplX11. * * Updates the state of the window (in particular the drawable's * cairo surface) when its size has changed. **/ void _gdk_x11_window_update_size (GdkWindowImplX11 *impl) { if (impl->cairo_surface) { cairo_xlib_surface_set_size (impl->cairo_surface, impl->unscaled_width, impl->unscaled_height); } } static void gdk_x11_window_get_unscaled_size (GdkWindow *window, int *unscaled_width, int *unscaled_height) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); if (unscaled_width) *unscaled_width = impl->unscaled_width; if (unscaled_height) *unscaled_height = impl->unscaled_height; } static gboolean gdk_x11_window_supports_edge_constraints (GdkWindow *window) { return gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window), g_intern_static_string ("_GTK_EDGE_CONSTRAINTS")); } static void set_sync_counter(Display *display, XSyncCounter counter, gint64 value) { XSyncValue sync_value; XSyncIntsToValue (&sync_value, value & G_GINT64_CONSTANT(0xFFFFFFFF), value >> 32); XSyncSetCounter (display, counter, sync_value); } static void window_pre_damage (GdkWindow *window) { GdkWindow *toplevel_window = gdk_window_get_toplevel (window); GdkWindowImplX11 *impl; if (!toplevel_window || !WINDOW_IS_TOPLEVEL (toplevel_window)) return; impl = GDK_WINDOW_IMPL_X11 (toplevel_window->impl); if (impl->toplevel->in_frame && impl->toplevel->current_counter_value % 2 == 0) { impl->toplevel->current_counter_value += 1; set_sync_counter (GDK_WINDOW_XDISPLAY (impl->wrapper), impl->toplevel->extended_update_counter, impl->toplevel->current_counter_value); } } static void on_surface_changed (void *data) { GdkWindow *window = data; GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); if (impl->tracking_damage) window_pre_damage (window); } /* We want to know when cairo drawing causes damage to the window, * so we engage in the _NET_WM_FRAME_DRAWN protocol with the * window only when there actually is drawing. To do that we use * a technique (hack) suggested by Uli Schlachter - if we set * a dummy "mime data" on the cairo surface (this facility is * used to attach JPEG data to an imager), then cairo wil flush * and remove the mime data before making any changes to the window. */ static void hook_surface_changed (GdkWindow *window) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); if (impl->cairo_surface) { cairo_surface_set_mime_data (impl->cairo_surface, "x-gdk/change-notify", (unsigned char *)"X", 1, on_surface_changed, window); impl->tracking_damage = 1; } } static void unhook_surface_changed (GdkWindow *window) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); if (impl->cairo_surface) { impl->tracking_damage = 0; cairo_surface_set_mime_data (impl->cairo_surface, "x-gdk/change-notify", NULL, 0, NULL, NULL); } } static void gdk_x11_window_predict_presentation_time (GdkWindow *window) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); GdkFrameClock *clock; GdkFrameTimings *timings; gint64 presentation_time; gint64 refresh_interval; if (!WINDOW_IS_TOPLEVEL (window)) return; clock = gdk_window_get_frame_clock (window); timings = gdk_frame_clock_get_current_timings (clock); gdk_frame_clock_get_refresh_info (clock, timings->frame_time, &refresh_interval, &presentation_time); if (presentation_time != 0) { if (timings->slept_before) { presentation_time += refresh_interval; } else { if (presentation_time < timings->frame_time + refresh_interval / 2) presentation_time += refresh_interval; } } else { if (timings->slept_before) presentation_time = timings->frame_time + refresh_interval + refresh_interval / 2; else presentation_time = timings->frame_time + refresh_interval; } if (presentation_time < impl->toplevel->throttled_presentation_time) presentation_time = impl->toplevel->throttled_presentation_time; timings->predicted_presentation_time = presentation_time; } static void gdk_x11_window_begin_frame (GdkWindow *window, gboolean force_frame) { GdkWindowImplX11 *impl; g_return_if_fail (GDK_IS_WINDOW (window)); impl = GDK_WINDOW_IMPL_X11 (window->impl); if (!WINDOW_IS_TOPLEVEL (window) || impl->toplevel->extended_update_counter == None) return; impl->toplevel->in_frame = TRUE; if (impl->toplevel->configure_counter_value != 0 && impl->toplevel->configure_counter_value_is_extended) { impl->toplevel->current_counter_value = impl->toplevel->configure_counter_value; if ((impl->toplevel->current_counter_value % 2) == 1) impl->toplevel->current_counter_value += 1; impl->toplevel->configure_counter_value = 0; window_pre_damage (window); } else if (force_frame) { /* When mapping the window, we really want to freeze the rendering of the window by the compositor until we've actually painted something into the window's buffer. */ window_pre_damage (window); } else { hook_surface_changed (window); } } static void gdk_x11_window_end_frame (GdkWindow *window) { GdkFrameClock *clock; GdkFrameTimings *timings; GdkWindowImplX11 *impl; g_return_if_fail (GDK_IS_WINDOW (window)); impl = GDK_WINDOW_IMPL_X11 (window->impl); if (!WINDOW_IS_TOPLEVEL (window) || impl->toplevel->extended_update_counter == None || !impl->toplevel->in_frame) return; clock = gdk_window_get_frame_clock (window); timings = gdk_frame_clock_get_current_timings (clock); impl->toplevel->in_frame = FALSE; if (impl->toplevel->current_counter_value % 2 == 1) { if (GDK_DISPLAY_DEBUG_CHECK (gdk_window_get_display (window), FRAMES)) { XImage *image = XGetImage (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), 0, 0, 1, 1, (1 << 24) - 1, ZPixmap); XDestroyImage (image); } /* An increment of 3 means that the frame was not drawn as fast as possible, * but rather at a particular time. This can trigger different handling from * the compositor. */ if (timings->slept_before) impl->toplevel->current_counter_value += 3; else impl->toplevel->current_counter_value += 1; set_sync_counter(GDK_WINDOW_XDISPLAY (impl->wrapper), impl->toplevel->extended_update_counter, impl->toplevel->current_counter_value); if (impl->frame_sync_enabled && gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window), g_intern_static_string ("_NET_WM_FRAME_DRAWN"))) { impl->toplevel->frame_pending = TRUE; _gdk_frame_clock_freeze (gdk_window_get_frame_clock (window)); timings->cookie = impl->toplevel->current_counter_value; } } unhook_surface_changed (window); if (impl->toplevel->configure_counter_value != 0 && !impl->toplevel->configure_counter_value_is_extended) { set_sync_counter (GDK_WINDOW_XDISPLAY (window), impl->toplevel->update_counter, impl->toplevel->configure_counter_value); impl->toplevel->configure_counter_value = 0; } if (!impl->toplevel->frame_pending) timings->complete = TRUE; } /***************************************************** * X11 specific implementations of generic functions * *****************************************************/ static cairo_surface_t * gdk_x11_create_cairo_surface (GdkWindowImplX11 *impl, int width, int height) { Visual *visual; visual = gdk_x11_display_get_window_visual (GDK_X11_DISPLAY (gdk_window_get_display (impl->wrapper))); return cairo_xlib_surface_create (GDK_WINDOW_XDISPLAY (impl->wrapper), GDK_WINDOW_IMPL_X11 (impl)->xid, visual, width, height); } static cairo_surface_t * gdk_x11_ref_cairo_surface (GdkWindow *window) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); if (GDK_WINDOW_DESTROYED (window)) return NULL; if (!impl->cairo_surface) { impl->cairo_surface = gdk_x11_create_cairo_surface (impl, gdk_window_get_width (window) * impl->window_scale, gdk_window_get_height (window) * impl->window_scale); cairo_surface_set_device_scale (impl->cairo_surface, impl->window_scale, impl->window_scale); if (WINDOW_IS_TOPLEVEL (window) && impl->toplevel->in_frame) hook_surface_changed (window); } cairo_surface_reference (impl->cairo_surface); return impl->cairo_surface; } static void gdk_window_impl_x11_finalize (GObject *object) { GdkWindow *wrapper; GdkWindowImplX11 *impl; g_return_if_fail (GDK_IS_WINDOW_IMPL_X11 (object)); impl = GDK_WINDOW_IMPL_X11 (object); wrapper = impl->wrapper; if (WINDOW_IS_TOPLEVEL (wrapper) && impl->toplevel->in_frame) unhook_surface_changed (wrapper); _gdk_x11_window_grab_check_destroy (wrapper); if (!GDK_WINDOW_DESTROYED (wrapper)) { GdkDisplay *display = GDK_WINDOW_DISPLAY (wrapper); _gdk_x11_display_remove_window (display, impl->xid); if (impl->toplevel && impl->toplevel->focus_window) _gdk_x11_display_remove_window (display, impl->toplevel->focus_window); } g_free (impl->toplevel); if (impl->cursor) g_object_unref (impl->cursor); G_OBJECT_CLASS (gdk_window_impl_x11_parent_class)->finalize (object); } typedef struct { GdkDisplay *display; Pixmap pixmap; } FreePixmapData; static void free_pixmap (gpointer datap) { FreePixmapData *data = datap; if (!gdk_display_is_closed (data->display)) { XFreePixmap (GDK_DISPLAY_XDISPLAY (data->display), data->pixmap); } g_object_unref (data->display); g_slice_free (FreePixmapData, data); } static void attach_free_pixmap_handler (cairo_surface_t *surface, GdkDisplay *display, Pixmap pixmap) { static const cairo_user_data_key_t key; FreePixmapData *data; data = g_slice_new (FreePixmapData); data->display = g_object_ref (display); data->pixmap = pixmap; cairo_surface_set_user_data (surface, &key, data, free_pixmap); } /* Cairo does not guarantee we get an xlib surface if we call * cairo_surface_create_similar(). In some cases however, we must use a * pixmap or bitmap in the X11 API. * These functions ensure an Xlib surface. */ cairo_surface_t * _gdk_x11_display_create_bitmap_surface (GdkDisplay *display, int width, int height) { cairo_surface_t *surface; Pixmap pixmap; pixmap = XCreatePixmap (GDK_DISPLAY_XDISPLAY (display), GDK_SCREEN_XROOTWIN (GDK_X11_DISPLAY (display)->screen), width, height, 1); surface = cairo_xlib_surface_create_for_bitmap (GDK_DISPLAY_XDISPLAY (display), pixmap, GDK_X11_SCREEN (GDK_X11_DISPLAY (display)->screen)->xscreen, width, height); attach_free_pixmap_handler (surface, display, pixmap); return surface; } /* Create a surface backed with a pixmap without alpha on the same screen as window */ static cairo_surface_t * gdk_x11_window_create_pixmap_surface (GdkWindow *window, int width, int height) { GdkDisplay *display; Display *dpy; cairo_surface_t *surface; Pixmap pixmap; display = gdk_window_get_display (window); dpy = GDK_DISPLAY_XDISPLAY (display); pixmap = XCreatePixmap (dpy, GDK_WINDOW_XID (window), width, height, DefaultDepth (dpy, DefaultScreen (dpy))); surface = cairo_xlib_surface_create (dpy, pixmap, DefaultVisual (dpy, DefaultScreen (dpy)), width, height); attach_free_pixmap_handler (surface, display, pixmap); return surface; } static void set_wm_protocols (GdkWindow *window) { GdkDisplay *display = gdk_window_get_display (window); Atom protocols[4]; int n = 0; protocols[n++] = gdk_x11_get_xatom_by_name_for_display (display, "WM_DELETE_WINDOW"); protocols[n++] = gdk_x11_get_xatom_by_name_for_display (display, "WM_TAKE_FOCUS"); protocols[n++] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_PING"); #ifdef HAVE_XSYNC if (GDK_X11_DISPLAY (display)->use_sync) protocols[n++] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_SYNC_REQUEST"); #endif XSetWMProtocols (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), protocols, n); } static const gchar * get_default_title (void) { const char *title; title = g_get_application_name (); if (!title) title = g_get_prgname (); if (!title) title = ""; return title; } static void check_leader_window_title (GdkDisplay *display) { GdkX11Display *display_x11 = GDK_X11_DISPLAY (display); if (display_x11->leader_window && !display_x11->leader_window_title_set) { set_wm_name (display, display_x11->leader_window, get_default_title ()); display_x11->leader_window_title_set = TRUE; } } static Window create_focus_window (GdkDisplay *display, XID parent) { GdkX11Display *display_x11; GdkEventMask event_mask; Display *xdisplay; Window focus_window; XSetWindowAttributes attrs; xdisplay = GDK_DISPLAY_XDISPLAY (display); display_x11 = GDK_X11_DISPLAY (display); focus_window = XCreateWindow (xdisplay, parent, -1, -1, 1, 1, 0, 0, /* depth */ InputOnly, CopyFromParent, 0, &attrs); event_mask = (GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK | GDK_FOCUS_CHANGE_MASK); gdk_x11_event_source_select_events ((GdkEventSource *) display_x11->event_source, focus_window, event_mask, 0); XMapWindow (xdisplay, focus_window); return focus_window; } static void ensure_sync_counter (GdkWindow *window) { #ifdef HAVE_XSYNC if (!GDK_WINDOW_DESTROYED (window)) { GdkDisplay *display = GDK_WINDOW_DISPLAY (window); GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window); if (toplevel && toplevel->update_counter == None && GDK_X11_DISPLAY (display)->use_sync) { Display *xdisplay = GDK_DISPLAY_XDISPLAY (display); XSyncValue value; Atom atom; XID counters[2]; XSyncIntToValue (&value, 0); toplevel->update_counter = XSyncCreateCounter (xdisplay, value); toplevel->extended_update_counter = XSyncCreateCounter (xdisplay, value); atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_SYNC_REQUEST_COUNTER"); counters[0] = toplevel->update_counter; counters[1] = toplevel->extended_update_counter; XChangeProperty (xdisplay, GDK_WINDOW_XID (window), atom, XA_CARDINAL, 32, PropModeReplace, (guchar *)counters, 2); toplevel->current_counter_value = 0; } } #endif } static void setup_toplevel_window (GdkWindow *window, GdkX11Screen *x11_screen) { GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window); GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); GdkDisplay *display = gdk_window_get_display (window); Display *xdisplay = GDK_WINDOW_XDISPLAY (window); XID xid = GDK_WINDOW_XID (window); XSizeHints size_hints; long pid; Window leader_window; set_wm_protocols (window); if (!window->input_only) { /* The focus window is off the visible area, and serves to receive key * press events so they don't get sent to child windows. */ toplevel->focus_window = create_focus_window (display, xid); _gdk_x11_display_add_window (x11_screen->display, &toplevel->focus_window, window); } check_leader_window_title (x11_screen->display); /* FIXME: Is there any point in doing this? Do any WM's pay * attention to PSize, and even if they do, is this the * correct value??? */ size_hints.flags = PSize; size_hints.width = window->width * impl->window_scale; size_hints.height = window->height * impl->window_scale; XSetWMNormalHints (xdisplay, xid, &size_hints); /* This will set WM_CLIENT_MACHINE and WM_LOCALE_NAME */ XSetWMProperties (xdisplay, xid, NULL, NULL, NULL, 0, NULL, NULL, NULL); pid = getpid (); XChangeProperty (xdisplay, xid, gdk_x11_get_xatom_by_name_for_display (x11_screen->display, "_NET_WM_PID"), XA_CARDINAL, 32, PropModeReplace, (guchar *)&pid, 1); leader_window = GDK_X11_DISPLAY (x11_screen->display)->leader_window; if (!leader_window) leader_window = xid; XChangeProperty (xdisplay, xid, gdk_x11_get_xatom_by_name_for_display (x11_screen->display, "WM_CLIENT_LEADER"), XA_WINDOW, 32, PropModeReplace, (guchar *) &leader_window, 1); if (toplevel->focus_window != None) XChangeProperty (xdisplay, xid, gdk_x11_get_xatom_by_name_for_display (x11_screen->display, "_NET_WM_USER_TIME_WINDOW"), XA_WINDOW, 32, PropModeReplace, (guchar *) &toplevel->focus_window, 1); if (!window->focus_on_map) gdk_x11_window_set_user_time (window, 0); else if (GDK_X11_DISPLAY (x11_screen->display)->user_time != 0) gdk_x11_window_set_user_time (window, GDK_X11_DISPLAY (x11_screen->display)->user_time); ensure_sync_counter (window); /* Start off in a frozen state - we'll finish this when we first paint */ gdk_x11_window_begin_frame (window, TRUE); } static void on_frame_clock_before_paint (GdkFrameClock *clock, GdkWindow *window) { gdk_x11_window_predict_presentation_time (window); gdk_x11_window_begin_frame (window, FALSE); } static void on_frame_clock_after_paint (GdkFrameClock *clock, GdkWindow *window) { gdk_x11_window_end_frame (window); } static void connect_frame_clock (GdkWindow *window) { GdkWindowImplX11 *impl; impl = GDK_WINDOW_IMPL_X11 (window->impl); if (WINDOW_IS_TOPLEVEL (window) && !impl->frame_clock_connected) { GdkFrameClock *frame_clock = gdk_window_get_frame_clock (window); g_signal_connect (frame_clock, "before-paint", G_CALLBACK (on_frame_clock_before_paint), window); g_signal_connect (frame_clock, "after-paint", G_CALLBACK (on_frame_clock_after_paint), window); impl->frame_clock_connected = TRUE; } } void _gdk_x11_display_create_window_impl (GdkDisplay *display, GdkWindow *window, GdkWindow *real_parent, GdkEventMask event_mask, GdkWindowAttr *attributes) { GdkWindowImplX11 *impl; GdkX11Screen *x11_screen; GdkX11Display *display_x11; Window xparent; Visual *xvisual; Display *xdisplay; XSetWindowAttributes xattributes; long xattributes_mask; XClassHint *class_hint; unsigned int class; int depth; int abs_x; int abs_y; display_x11 = GDK_X11_DISPLAY (display); x11_screen = GDK_X11_SCREEN (display_x11->screen); if (real_parent) xparent = GDK_WINDOW_XID (real_parent); else xparent = GDK_SCREEN_XROOTWIN (x11_screen); impl = g_object_new (GDK_TYPE_WINDOW_IMPL_X11, NULL); window->impl = GDK_WINDOW_IMPL (impl); impl->wrapper = GDK_WINDOW (window); impl->window_scale = x11_screen->window_scale; xdisplay = x11_screen->xdisplay; xattributes_mask = 0; xvisual = gdk_x11_display_get_window_visual (display_x11); impl->override_redirect = FALSE; /* Sanity checks */ switch (window->window_type) { case GDK_WINDOW_TOPLEVEL: case GDK_WINDOW_TEMP: if (window->parent) { /* The common code warns for this case */ xparent = GDK_SCREEN_XROOTWIN (x11_screen); } break; case GDK_WINDOW_CHILD: default: g_assert_not_reached (); break; } if (!window->input_only) { class = InputOutput; xattributes.background_pixel = BlackPixel (xdisplay, x11_screen->screen_num); xattributes.border_pixel = BlackPixel (xdisplay, x11_screen->screen_num); xattributes_mask |= CWBorderPixel | CWBackPixel; xattributes.bit_gravity = NorthWestGravity; xattributes_mask |= CWBitGravity; xattributes.colormap = gdk_x11_display_get_window_colormap (display_x11); xattributes_mask |= CWColormap; if (window->window_type == GDK_WINDOW_TEMP) { xattributes.save_under = True; xattributes.override_redirect = True; xattributes.cursor = None; xattributes_mask |= CWSaveUnder | CWOverrideRedirect; impl->override_redirect = TRUE; } depth = gdk_x11_display_get_window_depth (display_x11); } else { class = InputOnly; if (window->window_type == GDK_WINDOW_TEMP) { xattributes.override_redirect = True; xattributes_mask |= CWOverrideRedirect; impl->override_redirect = TRUE; } depth = 0; } if (window->width * impl->window_scale > 32767 || window->height * impl->window_scale > 32767) { g_warning ("Native Windows wider or taller than 32767 pixels are not supported"); if (window->width * impl->window_scale > 32767) window->width = 32767 / impl->window_scale; if (window->height * impl->window_scale > 32767) window->height = 32767 / impl->window_scale; } impl->unscaled_width = window->width * impl->window_scale; impl->unscaled_height = window->height * impl->window_scale; if (window->parent) { abs_x = window->parent->abs_x; abs_y = window->parent->abs_y; } else { abs_x = 0; abs_y = 0; } impl->xid = XCreateWindow (xdisplay, xparent, (window->x + abs_x) * impl->window_scale, (window->y + abs_y) * impl->window_scale, window->width * impl->window_scale, window->height * impl->window_scale, 0, depth, class, xvisual, xattributes_mask, &xattributes); g_object_ref (window); _gdk_x11_display_add_window (x11_screen->display, &impl->xid, window); switch (GDK_WINDOW_TYPE (window)) { case GDK_WINDOW_TOPLEVEL: case GDK_WINDOW_TEMP: gdk_window_set_title (window, get_default_title ()); class_hint = XAllocClassHint (); class_hint->res_name = (char *) g_get_prgname (); class_hint->res_class = (char *) display_x11->program_class; XSetClassHint (xdisplay, impl->xid, class_hint); XFree (class_hint); setup_toplevel_window (window, x11_screen); break; case GDK_WINDOW_CHILD: default: break; } gdk_x11_event_source_select_events ((GdkEventSource *) display_x11->event_source, GDK_WINDOW_XID (window), event_mask, StructureNotifyMask | PropertyChangeMask); connect_frame_clock (window); gdk_window_freeze_toplevel_updates (window); } static GdkEventMask x_event_mask_to_gdk_event_mask (long mask) { GdkEventMask event_mask = 0; int i; for (i = 0; i < _gdk_x11_event_mask_table_size; i++) { if (mask & _gdk_x11_event_mask_table[i]) event_mask |= 1 << (i + 1); } return event_mask; } /** * gdk_x11_window_foreign_new_for_display: * @display: (type GdkX11Display): the #GdkDisplay where the window handle comes from. * @window: an Xlib Window * * Wraps a native window in a #GdkWindow. The function will try to * look up the window using gdk_x11_window_lookup_for_display() first. * If it does not find it there, it will create a new window. * * This may fail if the window has been destroyed. If the window * was already known to GDK, a new reference to the existing * #GdkWindow is returned. * * Returns: (transfer full): a #GdkWindow wrapper for the native * window, or %NULL if the window has been destroyed. The wrapper * will be newly created, if one doesn’t exist already. * * Since: 2.24 */ GdkWindow * gdk_x11_window_foreign_new_for_display (GdkDisplay *display, Window window) { GdkX11Screen *screen; GdkWindow *win; GdkWindowImplX11 *impl; GdkX11Display *display_x11; XWindowAttributes attrs; Window root, parent; Window *children = NULL; guint nchildren; gboolean result; g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); display_x11 = GDK_X11_DISPLAY (display); if ((win = gdk_x11_window_lookup_for_display (display, window)) != NULL) return g_object_ref (win); gdk_x11_display_error_trap_push (display); result = XGetWindowAttributes (display_x11->xdisplay, window, &attrs); if (gdk_x11_display_error_trap_pop (display) || !result) return NULL; /* FIXME: This is pretty expensive. * Maybe the caller should supply the parent */ gdk_x11_display_error_trap_push (display); result = XQueryTree (display_x11->xdisplay, window, &root, &parent, &children, &nchildren); if (gdk_x11_display_error_trap_pop (display) || !result) return NULL; if (children) XFree (children); screen = _gdk_x11_display_screen_for_xrootwin (display, root); if (screen == NULL) return NULL; win = _gdk_display_create_window (display); win->impl = g_object_new (GDK_TYPE_WINDOW_IMPL_X11, NULL); win->impl_window = win; impl = GDK_WINDOW_IMPL_X11 (win->impl); impl->wrapper = win; impl->window_scale = GDK_X11_SCREEN (screen)->window_scale; /* Always treat foreigns as toplevels */ win->parent = NULL; impl->xid = window; win->x = attrs.x / impl->window_scale; win->y = attrs.y / impl->window_scale; impl->unscaled_width = attrs.width; impl->unscaled_height = attrs.height; win->width = attrs.width / impl->window_scale; win->height = attrs.height / impl->window_scale; win->window_type = GDK_WINDOW_FOREIGN; win->destroyed = FALSE; win->event_mask = x_event_mask_to_gdk_event_mask (attrs.your_event_mask); if (attrs.map_state == IsUnmapped) win->state = GDK_WINDOW_STATE_WITHDRAWN; else win->state = 0; win->viewable = TRUE; g_object_ref (win); _gdk_x11_display_add_window (display, &GDK_WINDOW_XID (win), win); /* Update the clip region, etc */ _gdk_window_update_size (win); return win; } static void gdk_toplevel_x11_free_contents (GdkDisplay *display, GdkToplevelX11 *toplevel) { if (toplevel->icon_pixmap) { cairo_surface_destroy (toplevel->icon_pixmap); toplevel->icon_pixmap = NULL; } if (toplevel->icon_mask) { cairo_surface_destroy (toplevel->icon_mask); toplevel->icon_mask = NULL; } if (toplevel->group_leader) { g_object_unref (toplevel->group_leader); toplevel->group_leader = NULL; } #ifdef HAVE_XSYNC if (toplevel->update_counter != None) { XSyncDestroyCounter (GDK_DISPLAY_XDISPLAY (display), toplevel->update_counter); XSyncDestroyCounter (GDK_DISPLAY_XDISPLAY (display), toplevel->extended_update_counter); toplevel->update_counter = None; toplevel->extended_update_counter = None; toplevel->current_counter_value = 0; } #endif } static void gdk_x11_window_destroy (GdkWindow *window, gboolean recursing, gboolean foreign_destroy) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); GdkToplevelX11 *toplevel; g_return_if_fail (GDK_IS_WINDOW (window)); toplevel = _gdk_x11_window_get_toplevel (window); if (toplevel) gdk_toplevel_x11_free_contents (GDK_WINDOW_DISPLAY (window), toplevel); unhook_surface_changed (window); if (impl->cairo_surface) { cairo_surface_finish (impl->cairo_surface); cairo_surface_destroy (impl->cairo_surface); impl->cairo_surface = NULL; } if (!recursing && !foreign_destroy) XDestroyWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window)); } /* This function is called when the XWindow is really gone. */ static void gdk_x11_window_destroy_notify (GdkWindow *window) { GdkWindowImplX11 *window_impl; window_impl = GDK_WINDOW_IMPL_X11 ((window)->impl); if (!GDK_WINDOW_DESTROYED (window)) { if (GDK_WINDOW_TYPE(window) != GDK_WINDOW_FOREIGN) g_warning ("GdkWindow %#lx unexpectedly destroyed", GDK_WINDOW_XID (window)); _gdk_window_destroy (window, TRUE); } _gdk_x11_display_remove_window (GDK_WINDOW_DISPLAY (window), GDK_WINDOW_XID (window)); if (window_impl->toplevel && window_impl->toplevel->focus_window) _gdk_x11_display_remove_window (GDK_WINDOW_DISPLAY (window), window_impl->toplevel->focus_window); _gdk_x11_window_grab_check_destroy (window); g_object_unref (window); } static void update_wm_hints (GdkWindow *window, gboolean force) { GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window); GdkDisplay *display = GDK_WINDOW_DISPLAY (window); XWMHints wm_hints; if (!force && !toplevel->is_leader && window->state & GDK_WINDOW_STATE_WITHDRAWN) return; wm_hints.flags = StateHint | InputHint; wm_hints.input = window->accept_focus ? True : False; wm_hints.initial_state = NormalState; if (window->state & GDK_WINDOW_STATE_ICONIFIED) { wm_hints.flags |= StateHint; wm_hints.initial_state = IconicState; } if (toplevel->icon_pixmap) { wm_hints.flags |= IconPixmapHint; wm_hints.icon_pixmap = cairo_xlib_surface_get_drawable (toplevel->icon_pixmap); } if (toplevel->icon_mask) { wm_hints.flags |= IconMaskHint; wm_hints.icon_mask = cairo_xlib_surface_get_drawable (toplevel->icon_mask); } wm_hints.flags |= WindowGroupHint; if (toplevel->group_leader && !GDK_WINDOW_DESTROYED (toplevel->group_leader)) { wm_hints.flags |= WindowGroupHint; wm_hints.window_group = GDK_WINDOW_XID (toplevel->group_leader); } else wm_hints.window_group = GDK_X11_DISPLAY (display)->leader_window; if (toplevel->urgency_hint) wm_hints.flags |= XUrgencyHint; XSetWMHints (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), &wm_hints); } static void set_initial_hints (GdkWindow *window) { GdkDisplay *display = GDK_WINDOW_DISPLAY (window); Display *xdisplay = GDK_DISPLAY_XDISPLAY (display); Window xwindow = GDK_WINDOW_XID (window); GdkToplevelX11 *toplevel; Atom atoms[9]; gint i; toplevel = _gdk_x11_window_get_toplevel (window); if (!toplevel) return; update_wm_hints (window, TRUE); /* We set the spec hints regardless of whether the spec is supported, * since it can't hurt and it's kind of expensive to check whether * it's supported. */ i = 0; if (window->state & GDK_WINDOW_STATE_MAXIMIZED) { atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_MAXIMIZED_VERT"); ++i; atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_MAXIMIZED_HORZ"); ++i; toplevel->have_maxhorz = toplevel->have_maxvert = TRUE; } if (window->state & GDK_WINDOW_STATE_ABOVE) { atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_ABOVE"); ++i; } if (window->state & GDK_WINDOW_STATE_BELOW) { atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_BELOW"); ++i; } if (window->state & GDK_WINDOW_STATE_STICKY) { atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_STICKY"); ++i; toplevel->have_sticky = TRUE; } if (window->state & GDK_WINDOW_STATE_FULLSCREEN) { atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_FULLSCREEN"); ++i; toplevel->have_fullscreen = TRUE; } if (window->modal_hint) { atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_MODAL"); ++i; } if (toplevel->skip_taskbar_hint) { atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_SKIP_TASKBAR"); ++i; } if (toplevel->skip_pager_hint) { atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_SKIP_PAGER"); ++i; } if (window->state & GDK_WINDOW_STATE_ICONIFIED) { atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_HIDDEN"); ++i; toplevel->have_hidden = TRUE; } if (i > 0) { XChangeProperty (xdisplay, xwindow, gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE"), XA_ATOM, 32, PropModeReplace, (guchar*) atoms, i); } else { XDeleteProperty (xdisplay, xwindow, gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE")); } if (window->state & GDK_WINDOW_STATE_STICKY) { atoms[0] = 0xFFFFFFFF; XChangeProperty (xdisplay, xwindow, gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_DESKTOP"), XA_CARDINAL, 32, PropModeReplace, (guchar*) atoms, 1); toplevel->on_all_desktops = TRUE; } else { XDeleteProperty (xdisplay, xwindow, gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_DESKTOP")); } toplevel->map_serial = NextRequest (xdisplay); } static void gdk_window_x11_show (GdkWindow *window, gboolean already_mapped) { GdkDisplay *display; GdkX11Display *display_x11; GdkToplevelX11 *toplevel; Display *xdisplay = GDK_WINDOW_XDISPLAY (window); Window xwindow = GDK_WINDOW_XID (window); if (!already_mapped) set_initial_hints (window); if (WINDOW_IS_TOPLEVEL (window)) { display = gdk_window_get_display (window); display_x11 = GDK_X11_DISPLAY (display); toplevel = _gdk_x11_window_get_toplevel (window); if (toplevel->user_time != 0 && display_x11->user_time != 0 && XSERVER_TIME_IS_LATER (display_x11->user_time, toplevel->user_time)) gdk_x11_window_set_user_time (window, display_x11->user_time); } XMapWindow (xdisplay, xwindow); /* Fullscreen on current monitor is the default, no need to apply this mode * when mapping a window. This also ensures that the default behavior remains * consistent with pre-fullscreen mode implementation. */ if (window->fullscreen_mode != GDK_FULLSCREEN_ON_CURRENT_MONITOR) gdk_x11_window_apply_fullscreen_mode (window); } static void gdk_window_x11_hide (GdkWindow *window) { /* We'll get the unmap notify eventually, and handle it then, * but checking here makes things more consistent if we are * just doing stuff ourself. */ _gdk_x11_window_grab_check_unmap (window, NextRequest (GDK_WINDOW_XDISPLAY (window))); /* You can't simply unmap toplevel windows. */ switch (window->window_type) { case GDK_WINDOW_TOPLEVEL: case GDK_WINDOW_TEMP: /* ? */ gdk_window_withdraw (window); return; case GDK_WINDOW_FOREIGN: case GDK_WINDOW_CHILD: default: break; } _gdk_window_clear_update_area (window); XUnmapWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window)); } static void gdk_window_x11_withdraw (GdkWindow *window) { if (!window->destroyed) { if (GDK_WINDOW_IS_MAPPED (window)) gdk_synthesize_window_state (window, 0, GDK_WINDOW_STATE_WITHDRAWN); g_assert (!GDK_WINDOW_IS_MAPPED (window)); XWithdrawWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), 0); } } static inline void window_x11_move (GdkWindow *window, gint x, gint y) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); XMoveWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), x * impl->window_scale, y * impl->window_scale); if (impl->override_redirect) { window->x = x; window->y = y; } } static inline void window_x11_resize (GdkWindow *window, gint width, gint height) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); if (width < 1) width = 1; if (height < 1) height = 1; window_pre_damage (window); XResizeWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), width * impl->window_scale, height * impl->window_scale); if (impl->override_redirect) { impl->unscaled_width = width * impl->window_scale; impl->unscaled_height = height * impl->window_scale; window->width = width; window->height = height; _gdk_x11_window_update_size (GDK_WINDOW_IMPL_X11 (window->impl)); } else { if (width * impl->window_scale != impl->unscaled_width || height * impl->window_scale != impl->unscaled_height) window->resize_count += 1; } } static inline void window_x11_move_resize (GdkWindow *window, gint x, gint y, gint width, gint height) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); if (width < 1) width = 1; if (height < 1) height = 1; window_pre_damage (window); XMoveResizeWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), x * impl->window_scale, y * impl->window_scale, width * impl->window_scale, height * impl->window_scale); if (impl->override_redirect) { window->x = x; window->y = y; impl->unscaled_width = width * impl->window_scale; impl->unscaled_height = height * impl->window_scale; window->width = width; window->height = height; _gdk_x11_window_update_size (GDK_WINDOW_IMPL_X11 (window->impl)); } else { if (width * impl->window_scale != impl->unscaled_width || height * impl->window_scale != impl->unscaled_height) window->resize_count += 1; } } static void gdk_window_x11_move_resize (GdkWindow *window, gboolean with_move, gint x, gint y, gint width, gint height) { if (with_move && (width < 0 && height < 0)) window_x11_move (window, x, y); else { if (with_move) window_x11_move_resize (window, x, y, width, height); else window_x11_resize (window, width, height); } } void _gdk_x11_window_set_window_scale (GdkWindow *window, int scale) { GdkWindowImplX11 *impl; GdkToplevelX11 *toplevel; GdkWindowHints geom_mask; impl = GDK_WINDOW_IMPL_X11 (window->impl); impl->window_scale = scale; if (impl->cairo_surface) cairo_surface_set_device_scale (impl->cairo_surface, impl->window_scale, impl->window_scale); _gdk_window_update_size (window); toplevel = _gdk_x11_window_get_toplevel (window); if (toplevel && window->window_type != GDK_WINDOW_FOREIGN) { /* These are affected by window scale: */ geom_mask = toplevel->last_geometry_hints_mask & (GDK_HINT_MIN_SIZE | GDK_HINT_MAX_SIZE | GDK_HINT_BASE_SIZE | GDK_HINT_RESIZE_INC); if (geom_mask) gdk_window_set_geometry_hints (window, &toplevel->last_geometry_hints, geom_mask); } if (window->window_type == GDK_WINDOW_FOREIGN) XMoveWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), window->x * impl->window_scale, window->y * impl->window_scale); else { if (impl->override_redirect) { impl->unscaled_width = window->width * impl->window_scale; impl->unscaled_height = window->height * impl->window_scale; } XResizeWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), window->width * impl->window_scale, window->height * impl->window_scale); } gdk_window_invalidate_rect (window, NULL, TRUE); } static void gdk_window_x11_raise (GdkWindow *window) { XRaiseWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window)); } static void gdk_window_x11_restack_toplevel (GdkWindow *window, GdkWindow *sibling, gboolean above) { XWindowChanges changes; changes.sibling = GDK_WINDOW_XID (sibling); changes.stack_mode = above ? Above : Below; XReconfigureWMWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), gdk_x11_screen_get_screen_number (GDK_WINDOW_SCREEN (window)), CWStackMode | CWSibling, &changes); } static void gdk_window_x11_lower (GdkWindow *window) { XLowerWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window)); } /** * gdk_x11_window_move_to_current_desktop: * @window: (type GdkX11Window): a #GdkWindow * * Moves the window to the correct workspace when running under a * window manager that supports multiple workspaces, as described * in the [Extended Window Manager Hints](http://www.freedesktop.org/Standards/wm-spec) specification. * Will not do anything if the window is already on all workspaces. * * Since: 2.8 */ void gdk_x11_window_move_to_current_desktop (GdkWindow *window) { GdkToplevelX11 *toplevel; g_return_if_fail (GDK_IS_WINDOW (window)); g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD); toplevel = _gdk_x11_window_get_toplevel (window); if (toplevel->on_all_desktops) return; move_to_current_desktop (window); } static void move_to_current_desktop (GdkWindow *window) { guint32 desktop; desktop = gdk_x11_screen_get_current_desktop (GDK_WINDOW_SCREEN (window)); gdk_x11_window_move_to_desktop (window, desktop); } static guint32 get_netwm_cardinal_property (GdkWindow *window, const gchar *name) { GdkX11Screen *x11_screen = GDK_WINDOW_SCREEN (window); GdkAtom atom; guint32 prop = 0; Atom type; gint format; gulong nitems; gulong bytes_after; guchar *data; atom = g_intern_static_string (name); if (!gdk_x11_screen_supports_net_wm_hint (x11_screen, atom)) return 0; XGetWindowProperty (x11_screen->xdisplay, GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (GDK_WINDOW_DISPLAY (window), name), 0, G_MAXLONG, False, XA_CARDINAL, &type, &format, &nitems, &bytes_after, &data); if (type == XA_CARDINAL) { prop = *(gulong *)data; XFree (data); } return prop; } /** * gdk_x11_window_get_desktop: * @window: (type GdkX11Window): a #GdkWindow * * Gets the number of the workspace @window is on. * * Returns: the current workspace of @window * * Since: 3.10 */ guint32 gdk_x11_window_get_desktop (GdkWindow *window) { g_return_val_if_fail (GDK_IS_WINDOW (window), 0); return get_netwm_cardinal_property (window, "_NET_WM_DESKTOP"); } /** * gdk_x11_window_move_to_desktop: * @window: (type GdkX11Window): a #GdkWindow * @desktop: the number of the workspace to move the window to * * Moves the window to the given workspace when running unde a * window manager that supports multiple workspaces, as described * in the [Extended Window Manager Hints](http://www.freedesktop.org/Standards/wm-spec) specification. * * Since: 3.10 */ void gdk_x11_window_move_to_desktop (GdkWindow *window, guint32 desktop) { GdkAtom atom; XClientMessageEvent xclient; g_return_if_fail (GDK_IS_WINDOW (window)); atom = g_intern_static_string ("_NET_WM_DESKTOP"); if (!gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window), atom)) return; memset (&xclient, 0, sizeof (xclient)); xclient.type = ClientMessage; xclient.serial = 0; xclient.send_event = True; xclient.window = GDK_WINDOW_XID (window); xclient.message_type = gdk_x11_atom_to_xatom_for_display (GDK_WINDOW_DISPLAY (window), atom); xclient.format = 32; xclient.data.l[0] = desktop; xclient.data.l[1] = 1; /* source indication */ xclient.data.l[2] = 0; xclient.data.l[3] = 0; xclient.data.l[4] = 0; XSendEvent (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XROOTWIN (window), False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&xclient); } static void gdk_x11_window_focus (GdkWindow *window, guint32 timestamp) { GdkDisplay *display; g_return_if_fail (GDK_IS_WINDOW (window)); if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; display = GDK_WINDOW_DISPLAY (window); if (gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window), g_intern_static_string ("_NET_ACTIVE_WINDOW"))) { XClientMessageEvent xclient; memset (&xclient, 0, sizeof (xclient)); xclient.type = ClientMessage; xclient.window = GDK_WINDOW_XID (window); xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_NET_ACTIVE_WINDOW"); xclient.format = 32; xclient.data.l[0] = 1; /* requestor type; we're an app */ xclient.data.l[1] = timestamp; xclient.data.l[2] = None; /* currently active window */ xclient.data.l[3] = 0; xclient.data.l[4] = 0; XSendEvent (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XROOTWIN (window), False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&xclient); } else { XRaiseWindow (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window)); /* There is no way of knowing reliably whether we are viewable; * so trap errors asynchronously around the XSetInputFocus call */ gdk_x11_display_error_trap_push (display); XSetInputFocus (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), RevertToParent, timestamp); gdk_x11_display_error_trap_pop_ignored (display); } } static void gdk_x11_window_set_type_hint (GdkWindow *window, GdkWindowTypeHint hint) { GdkDisplay *display; Atom atom; if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; display = gdk_window_get_display (window); switch (hint) { case GDK_WINDOW_TYPE_HINT_DIALOG: atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DIALOG"); break; case GDK_WINDOW_TYPE_HINT_MENU: atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_MENU"); break; case GDK_WINDOW_TYPE_HINT_TOOLBAR: atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_TOOLBAR"); break; case GDK_WINDOW_TYPE_HINT_UTILITY: atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_UTILITY"); break; case GDK_WINDOW_TYPE_HINT_SPLASHSCREEN: atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_SPLASH"); break; case GDK_WINDOW_TYPE_HINT_DOCK: atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DOCK"); break; case GDK_WINDOW_TYPE_HINT_DESKTOP: atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DESKTOP"); break; case GDK_WINDOW_TYPE_HINT_DROPDOWN_MENU: atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DROPDOWN_MENU"); break; case GDK_WINDOW_TYPE_HINT_POPUP_MENU: atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_POPUP_MENU"); break; case GDK_WINDOW_TYPE_HINT_TOOLTIP: atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_TOOLTIP"); break; case GDK_WINDOW_TYPE_HINT_NOTIFICATION: atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_NOTIFICATION"); break; case GDK_WINDOW_TYPE_HINT_COMBO: atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_COMBO"); break; case GDK_WINDOW_TYPE_HINT_DND: atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DND"); break; default: g_warning ("Unknown hint %d passed to gdk_window_set_type_hint", hint); /* Fall thru */ case GDK_WINDOW_TYPE_HINT_NORMAL: atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_NORMAL"); break; } XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE"), XA_ATOM, 32, PropModeReplace, (guchar *)&atom, 1); } static GdkWindowTypeHint gdk_x11_window_get_type_hint (GdkWindow *window) { GdkDisplay *display; GdkWindowTypeHint type; Atom type_return; gint format_return; gulong nitems_return; gulong bytes_after_return; guchar *data = NULL; g_return_val_if_fail (GDK_IS_WINDOW (window), GDK_WINDOW_TYPE_HINT_NORMAL); if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return GDK_WINDOW_TYPE_HINT_NORMAL; type = GDK_WINDOW_TYPE_HINT_NORMAL; display = gdk_window_get_display (window); if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE"), 0, G_MAXLONG, False, XA_ATOM, &type_return, &format_return, &nitems_return, &bytes_after_return, &data) == Success) { if ((type_return == XA_ATOM) && (format_return == 32) && (data) && (nitems_return == 1)) { Atom atom = *(Atom*)data; if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DIALOG")) type = GDK_WINDOW_TYPE_HINT_DIALOG; else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_MENU")) type = GDK_WINDOW_TYPE_HINT_MENU; else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_TOOLBAR")) type = GDK_WINDOW_TYPE_HINT_TOOLBAR; else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_UTILITY")) type = GDK_WINDOW_TYPE_HINT_UTILITY; else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_SPLASH")) type = GDK_WINDOW_TYPE_HINT_SPLASHSCREEN; else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DOCK")) type = GDK_WINDOW_TYPE_HINT_DOCK; else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DESKTOP")) type = GDK_WINDOW_TYPE_HINT_DESKTOP; else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DROPDOWN_MENU")) type = GDK_WINDOW_TYPE_HINT_DROPDOWN_MENU; else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_POPUP_MENU")) type = GDK_WINDOW_TYPE_HINT_POPUP_MENU; else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_TOOLTIP")) type = GDK_WINDOW_TYPE_HINT_TOOLTIP; else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_NOTIFICATION")) type = GDK_WINDOW_TYPE_HINT_NOTIFICATION; else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_COMBO")) type = GDK_WINDOW_TYPE_HINT_COMBO; else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DND")) type = GDK_WINDOW_TYPE_HINT_DND; } if (type_return != None && data != NULL) XFree (data); } return type; } static void gdk_wmspec_change_state (gboolean add, GdkWindow *window, GdkAtom state1, GdkAtom state2) { GdkDisplay *display = GDK_WINDOW_DISPLAY (window); XClientMessageEvent xclient; #define _NET_WM_STATE_REMOVE 0 /* remove/unset property */ #define _NET_WM_STATE_ADD 1 /* add/set property */ #define _NET_WM_STATE_TOGGLE 2 /* toggle property */ memset (&xclient, 0, sizeof (xclient)); xclient.type = ClientMessage; xclient.window = GDK_WINDOW_XID (window); xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE"); xclient.format = 32; xclient.data.l[0] = add ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE; xclient.data.l[1] = gdk_x11_atom_to_xatom_for_display (display, state1); xclient.data.l[2] = gdk_x11_atom_to_xatom_for_display (display, state2); xclient.data.l[3] = 1; /* source indication */ xclient.data.l[4] = 0; XSendEvent (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XROOTWIN (window), False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&xclient); } static void gdk_x11_window_set_modal_hint (GdkWindow *window, gboolean modal) { if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; window->modal_hint = modal; if (GDK_WINDOW_IS_MAPPED (window)) gdk_wmspec_change_state (modal, window, g_intern_static_string ("_NET_WM_STATE_MODAL"), NULL); } static void gdk_x11_window_set_skip_taskbar_hint (GdkWindow *window, gboolean skips_taskbar) { GdkToplevelX11 *toplevel; g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD); if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; toplevel = _gdk_x11_window_get_toplevel (window); toplevel->skip_taskbar_hint = skips_taskbar; if (GDK_WINDOW_IS_MAPPED (window)) gdk_wmspec_change_state (skips_taskbar, window, g_intern_static_string ("_NET_WM_STATE_SKIP_TASKBAR"), NULL); } static void gdk_x11_window_set_skip_pager_hint (GdkWindow *window, gboolean skips_pager) { GdkToplevelX11 *toplevel; g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD); if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; toplevel = _gdk_x11_window_get_toplevel (window); toplevel->skip_pager_hint = skips_pager; if (GDK_WINDOW_IS_MAPPED (window)) gdk_wmspec_change_state (skips_pager, window, g_intern_static_string ("_NET_WM_STATE_SKIP_PAGER"), NULL); } static void gdk_x11_window_set_urgency_hint (GdkWindow *window, gboolean urgent) { GdkToplevelX11 *toplevel; g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD); if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; toplevel = _gdk_x11_window_get_toplevel (window); toplevel->urgency_hint = urgent; update_wm_hints (window, FALSE); } static void gdk_x11_window_set_geometry_hints (GdkWindow *window, const GdkGeometry *geometry, GdkWindowHints geom_mask) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); XSizeHints size_hints; GdkToplevelX11 *toplevel; if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; toplevel = _gdk_x11_window_get_toplevel (window); if (toplevel) { if (geometry) toplevel->last_geometry_hints = *geometry; toplevel->last_geometry_hints_mask = geom_mask; } size_hints.flags = 0; if (geom_mask & GDK_HINT_POS) { size_hints.flags |= PPosition; /* We need to initialize the following obsolete fields because KWM * apparently uses these fields if they are non-zero. * #@#!#!$!. */ size_hints.x = 0; size_hints.y = 0; } if (geom_mask & GDK_HINT_USER_POS) { size_hints.flags |= USPosition; } if (geom_mask & GDK_HINT_USER_SIZE) { size_hints.flags |= USSize; } if (geom_mask & GDK_HINT_MIN_SIZE) { size_hints.flags |= PMinSize; size_hints.min_width = geometry->min_width * impl->window_scale; size_hints.min_height = geometry->min_height * impl->window_scale; } if (geom_mask & GDK_HINT_MAX_SIZE) { size_hints.flags |= PMaxSize; size_hints.max_width = MAX (geometry->max_width, 1) * impl->window_scale; size_hints.max_height = MAX (geometry->max_height, 1) * impl->window_scale; } if (geom_mask & GDK_HINT_BASE_SIZE) { size_hints.flags |= PBaseSize; size_hints.base_width = geometry->base_width * impl->window_scale; size_hints.base_height = geometry->base_height * impl->window_scale; } if (geom_mask & GDK_HINT_RESIZE_INC) { size_hints.flags |= PResizeInc; size_hints.width_inc = geometry->width_inc * impl->window_scale; size_hints.height_inc = geometry->height_inc * impl->window_scale; } else if (impl->window_scale > 1) { size_hints.flags |= PResizeInc; size_hints.width_inc = impl->window_scale; size_hints.height_inc = impl->window_scale; } if (geom_mask & GDK_HINT_ASPECT) { size_hints.flags |= PAspect; if (geometry->min_aspect <= 1) { size_hints.min_aspect.x = 65536 * geometry->min_aspect; size_hints.min_aspect.y = 65536; } else { size_hints.min_aspect.x = 65536; size_hints.min_aspect.y = 65536 / geometry->min_aspect;; } if (geometry->max_aspect <= 1) { size_hints.max_aspect.x = 65536 * geometry->max_aspect; size_hints.max_aspect.y = 65536; } else { size_hints.max_aspect.x = 65536; size_hints.max_aspect.y = 65536 / geometry->max_aspect;; } } if (geom_mask & GDK_HINT_WIN_GRAVITY) { size_hints.flags |= PWinGravity; size_hints.win_gravity = geometry->win_gravity; } /* FIXME: Would it be better to delete this property if * geom_mask == 0? It would save space on the server */ XSetWMNormalHints (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), &size_hints); } static void gdk_window_get_geometry_hints (GdkWindow *window, GdkGeometry *geometry, GdkWindowHints *geom_mask) { GdkWindowImplX11 *impl; XSizeHints *size_hints; glong junk_supplied_mask = 0; g_return_if_fail (GDK_IS_WINDOW (window)); g_return_if_fail (geometry != NULL); g_return_if_fail (geom_mask != NULL); *geom_mask = 0; if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; impl = GDK_WINDOW_IMPL_X11 (window->impl); size_hints = XAllocSizeHints (); if (!size_hints) return; if (!XGetWMNormalHints (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), size_hints, &junk_supplied_mask)) size_hints->flags = 0; if (size_hints->flags & PMinSize) { *geom_mask |= GDK_HINT_MIN_SIZE; geometry->min_width = size_hints->min_width / impl->window_scale; geometry->min_height = size_hints->min_height / impl->window_scale; } if (size_hints->flags & PMaxSize) { *geom_mask |= GDK_HINT_MAX_SIZE; geometry->max_width = MAX (size_hints->max_width, 1) / impl->window_scale; geometry->max_height = MAX (size_hints->max_height, 1) / impl->window_scale; } if (size_hints->flags & PResizeInc) { *geom_mask |= GDK_HINT_RESIZE_INC; geometry->width_inc = size_hints->width_inc / impl->window_scale; geometry->height_inc = size_hints->height_inc / impl->window_scale; } if (size_hints->flags & PAspect) { *geom_mask |= GDK_HINT_ASPECT; geometry->min_aspect = (gdouble) size_hints->min_aspect.x / (gdouble) size_hints->min_aspect.y; geometry->max_aspect = (gdouble) size_hints->max_aspect.x / (gdouble) size_hints->max_aspect.y; } if (size_hints->flags & PWinGravity) { *geom_mask |= GDK_HINT_WIN_GRAVITY; geometry->win_gravity = size_hints->win_gravity; } XFree (size_hints); } static gboolean utf8_is_latin1 (const gchar *str) { const char *p = str; while (*p) { gunichar ch = g_utf8_get_char (p); if (ch > 0xff) return FALSE; p = g_utf8_next_char (p); } return TRUE; } /* Set the property to @utf8_str as STRING if the @utf8_str is fully * convertable to STRING, otherwise, set it as compound text */ static void set_text_property (GdkDisplay *display, Window xwindow, Atom property, const gchar *utf8_str) { gchar *prop_text = NULL; Atom prop_type; gint prop_length; gint prop_format; gboolean is_compound_text; if (utf8_is_latin1 (utf8_str)) { prop_type = XA_STRING; prop_text = _gdk_x11_display_utf8_to_string_target (display, utf8_str); prop_length = prop_text ? strlen (prop_text) : 0; prop_format = 8; is_compound_text = FALSE; } else { GdkAtom gdk_type; gdk_x11_display_utf8_to_compound_text (display, utf8_str, &gdk_type, &prop_format, (guchar **)&prop_text, &prop_length); prop_type = gdk_x11_atom_to_xatom_for_display (display, gdk_type); is_compound_text = TRUE; } if (prop_text) { XChangeProperty (GDK_DISPLAY_XDISPLAY (display), xwindow, property, prop_type, prop_format, PropModeReplace, (guchar *)prop_text, prop_length); if (is_compound_text) gdk_x11_free_compound_text ((guchar *)prop_text); else g_free (prop_text); } } /* Set WM_NAME and _NET_WM_NAME */ static void set_wm_name (GdkDisplay *display, Window xwindow, const gchar *name) { XChangeProperty (GDK_DISPLAY_XDISPLAY (display), xwindow, gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_NAME"), gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8, PropModeReplace, (guchar *)name, strlen (name)); set_text_property (display, xwindow, gdk_x11_get_xatom_by_name_for_display (display, "WM_NAME"), name); } static void gdk_x11_window_set_title (GdkWindow *window, const gchar *title) { GdkDisplay *display; Display *xdisplay; Window xwindow; g_return_if_fail (title != NULL); if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; display = gdk_window_get_display (window); xdisplay = GDK_DISPLAY_XDISPLAY (display); xwindow = GDK_WINDOW_XID (window); set_wm_name (display, xwindow, title); if (!gdk_window_icon_name_set (window)) { XChangeProperty (xdisplay, xwindow, gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_ICON_NAME"), gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8, PropModeReplace, (guchar *)title, strlen (title)); set_text_property (display, xwindow, gdk_x11_get_xatom_by_name_for_display (display, "WM_ICON_NAME"), title); } } static void gdk_x11_window_set_role (GdkWindow *window, const gchar *role) { GdkDisplay *display; display = gdk_window_get_display (window); if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; if (role) XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "WM_WINDOW_ROLE"), XA_STRING, 8, PropModeReplace, (guchar *)role, strlen (role)); else XDeleteProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "WM_WINDOW_ROLE")); } static void gdk_x11_window_set_startup_id (GdkWindow *window, const gchar *startup_id) { GdkDisplay *display; g_return_if_fail (GDK_IS_WINDOW (window)); display = gdk_window_get_display (window); if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; if (startup_id) XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "_NET_STARTUP_ID"), gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8, PropModeReplace, (unsigned char *)startup_id, strlen (startup_id)); else XDeleteProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "_NET_STARTUP_ID")); } static void gdk_x11_window_set_transient_for (GdkWindow *window, GdkWindow *parent) { if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; /* XSetTransientForHint() doesn't allow unsetting, so do it manually */ if (parent && !GDK_WINDOW_DESTROYED (parent)) XSetTransientForHint (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), GDK_WINDOW_XID (parent)); else XDeleteProperty (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (GDK_WINDOW_DISPLAY (window), "WM_TRANSIENT_FOR")); } GdkCursor * _gdk_x11_window_get_cursor (GdkWindow *window) { GdkWindowImplX11 *impl; g_return_val_if_fail (GDK_IS_WINDOW (window), NULL); impl = GDK_WINDOW_IMPL_X11 (window->impl); return impl->cursor; } static void gdk_window_x11_get_geometry (GdkWindow *window, gint *x, gint *y, gint *width, gint *height) { GdkWindowImplX11 *impl; Window root; gint tx; gint ty; guint twidth; guint theight; guint tborder_width; guint tdepth; if (!GDK_WINDOW_DESTROYED (window)) { impl = GDK_WINDOW_IMPL_X11 (window->impl); XGetGeometry (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), &root, &tx, &ty, &twidth, &theight, &tborder_width, &tdepth); if (x) *x = tx / impl->window_scale; if (y) *y = ty / impl->window_scale; if (width) *width = twidth / impl->window_scale; if (height) *height = theight / impl->window_scale; } } static void gdk_window_x11_get_root_coords (GdkWindow *window, gint x, gint y, gint *root_x, gint *root_y) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); Window child; gint tx; gint ty; XTranslateCoordinates (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), GDK_WINDOW_XROOTWIN (window), x * impl->window_scale, y * impl->window_scale, &tx, &ty, &child); if (root_x) *root_x = tx / impl->window_scale; if (root_y) *root_y = ty / impl->window_scale; } static void gdk_x11_window_get_frame_extents (GdkWindow *window, GdkRectangle *rect) { GdkDisplay *display; GdkWindowImplX11 *impl; Window xwindow; Window xparent; Window root; Window child; Window *children; guchar *data; Window *vroots; Atom type_return; guint nchildren; guint nvroots; gulong nitems_return; gulong bytes_after_return; gint format_return; gint i; guint ww, wh, wb, wd; gint wx, wy; gboolean got_frame_extents = FALSE; g_return_if_fail (rect != NULL); rect->x = 0; rect->y = 0; rect->width = 1; rect->height = 1; while (window->parent && (window->parent)->parent) window = window->parent; impl = GDK_WINDOW_IMPL_X11 (window->impl); /* Refine our fallback answer a bit using local information */ rect->x = window->x * impl->window_scale; rect->y = window->y * impl->window_scale; rect->width = window->width * impl->window_scale; rect->height = window->height * impl->window_scale; if (GDK_WINDOW_DESTROYED (window) || impl->override_redirect) return; nvroots = 0; vroots = NULL; display = gdk_window_get_display (window); gdk_x11_display_error_trap_push (display); xwindow = GDK_WINDOW_XID (window); /* first try: use _NET_FRAME_EXTENTS */ if (gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window), g_intern_static_string ("_NET_FRAME_EXTENTS")) && XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), xwindow, gdk_x11_get_xatom_by_name_for_display (display, "_NET_FRAME_EXTENTS"), 0, G_MAXLONG, False, XA_CARDINAL, &type_return, &format_return, &nitems_return, &bytes_after_return, &data) == Success) { if ((type_return == XA_CARDINAL) && (format_return == 32) && (nitems_return == 4) && (data)) { gulong *ldata = (gulong *) data; got_frame_extents = TRUE; /* try to get the real client window geometry */ if (XGetGeometry (GDK_DISPLAY_XDISPLAY (display), xwindow, &root, &wx, &wy, &ww, &wh, &wb, &wd) && XTranslateCoordinates (GDK_DISPLAY_XDISPLAY (display), xwindow, root, 0, 0, &wx, &wy, &child)) { rect->x = wx; rect->y = wy; rect->width = ww; rect->height = wh; } /* _NET_FRAME_EXTENTS format is left, right, top, bottom */ rect->x -= ldata[0]; rect->y -= ldata[2]; rect->width += ldata[0] + ldata[1]; rect->height += ldata[2] + ldata[3]; } if (data) XFree (data); } if (got_frame_extents) goto out; /* no frame extents property available, which means we either have a WM that is not EWMH compliant or is broken - try fallback and walk up the window tree to get our window's parent which hopefully is the window frame */ /* use NETWM_VIRTUAL_ROOTS if available */ root = GDK_WINDOW_XROOTWIN (window); if (gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window), g_intern_static_string ("_NET_VIRTUAL_ROOTS")) && XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), root, gdk_x11_get_xatom_by_name_for_display (display, "_NET_VIRTUAL_ROOTS"), 0, G_MAXLONG, False, XA_WINDOW, &type_return, &format_return, &nitems_return, &bytes_after_return, &data) == Success) { if ((type_return == XA_WINDOW) && (format_return == 32) && (data)) { nvroots = nitems_return; vroots = (Window *)data; } } xparent = GDK_WINDOW_XID (window); do { xwindow = xparent; if (!XQueryTree (GDK_DISPLAY_XDISPLAY (display), xwindow, &root, &xparent, &children, &nchildren)) goto out; if (children) XFree (children); /* check virtual roots */ for (i = 0; i < nvroots; i++) { if (xparent == vroots[i]) { root = xparent; break; } } } while (xparent != root); if (XGetGeometry (GDK_DISPLAY_XDISPLAY (display), xwindow, &root, &wx, &wy, &ww, &wh, &wb, &wd)) { rect->x = wx; rect->y = wy; rect->width = ww; rect->height = wh; } out: if (vroots) XFree (vroots); /* Here we extend the size to include the extra pixels if we round x/y down as well as round the size up when we divide by scale so that the returned size is guaranteed to cover the real pixels, but it may overshoot a bit in case the window is not positioned/sized according to the scale */ rect->width = (rect->width + rect->x % impl->window_scale + impl->window_scale - 1) / impl->window_scale; rect->height = (rect->height + rect->y % impl->window_scale + impl->window_scale - 1) / impl->window_scale; rect->x = rect->x / impl->window_scale; rect->y = rect->y / impl->window_scale; gdk_x11_display_error_trap_pop_ignored (display); } static gboolean gdk_window_x11_get_device_state (GdkWindow *window, GdkDevice *device, gdouble *x, gdouble *y, GdkModifierType *mask) { GdkWindow *child; if (GDK_WINDOW_DESTROYED (window)) return FALSE; /*HIDPI: handle coords here?*/ GDK_DEVICE_GET_CLASS (device)->query_state (device, window, &child, NULL, NULL, x, y, mask); return child != NULL; } static GdkEventMask gdk_window_x11_get_events (GdkWindow *window) { XWindowAttributes attrs; GdkEventMask event_mask; GdkEventMask filtered; if (GDK_WINDOW_DESTROYED (window)) return 0; else { XGetWindowAttributes (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), &attrs); event_mask = x_event_mask_to_gdk_event_mask (attrs.your_event_mask); /* if property change was filtered out before, keep it filtered out */ filtered = GDK_STRUCTURE_MASK | GDK_PROPERTY_CHANGE_MASK; window->event_mask = event_mask & ((window->event_mask & filtered) | ~filtered); return event_mask; } } static void gdk_window_x11_set_events (GdkWindow *window, GdkEventMask event_mask) { long xevent_mask = 0; if (!GDK_WINDOW_DESTROYED (window)) { GdkX11Display *display_x11; if (GDK_WINDOW_XID (window) != GDK_WINDOW_XROOTWIN (window)) xevent_mask = StructureNotifyMask | PropertyChangeMask; display_x11 = GDK_X11_DISPLAY (gdk_window_get_display (window)); gdk_x11_event_source_select_events ((GdkEventSource *) display_x11->event_source, GDK_WINDOW_XID (window), event_mask, xevent_mask); } } static inline void do_shape_combine_region (GdkWindow *window, const cairo_region_t *shape_region, gint offset_x, gint offset_y, gint shape) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); if (GDK_WINDOW_DESTROYED (window)) return; if (shape_region == NULL) { /* Use NULL mask to unset the shape */ if (shape == ShapeBounding ? gdk_display_supports_shapes (GDK_WINDOW_DISPLAY (window)) : gdk_display_supports_input_shapes (GDK_WINDOW_DISPLAY (window))) { XShapeCombineMask (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), shape, 0, 0, None, ShapeSet); } return; } if (shape == ShapeBounding ? gdk_display_supports_shapes (GDK_WINDOW_DISPLAY (window)) : gdk_display_supports_input_shapes (GDK_WINDOW_DISPLAY (window))) { gint n_rects = 0; XRectangle *xrects = NULL; _gdk_x11_region_get_xrectangles (shape_region, 0, 0, impl->window_scale, &xrects, &n_rects); XShapeCombineRectangles (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), shape, offset_x * impl->window_scale, offset_y * impl->window_scale, xrects, n_rects, ShapeSet, YXBanded); g_free (xrects); } } static void gdk_window_x11_shape_combine_region (GdkWindow *window, const cairo_region_t *shape_region, gint offset_x, gint offset_y) { do_shape_combine_region (window, shape_region, offset_x, offset_y, ShapeBounding); } static void gdk_window_x11_input_shape_combine_region (GdkWindow *window, const cairo_region_t *shape_region, gint offset_x, gint offset_y) { #ifdef ShapeInput do_shape_combine_region (window, shape_region, offset_x, offset_y, ShapeInput); #endif } static void gdk_x11_window_set_accept_focus (GdkWindow *window, gboolean accept_focus) { accept_focus = accept_focus != FALSE; if (window->accept_focus != accept_focus) { window->accept_focus = accept_focus; if (!GDK_WINDOW_DESTROYED (window) && WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) update_wm_hints (window, FALSE); } } static void gdk_x11_window_set_focus_on_map (GdkWindow *window, gboolean focus_on_map) { focus_on_map = focus_on_map != FALSE; if (window->focus_on_map != focus_on_map) { window->focus_on_map = focus_on_map; if ((!GDK_WINDOW_DESTROYED (window)) && (!window->focus_on_map) && WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) gdk_x11_window_set_user_time (window, 0); } } /** * gdk_x11_window_set_user_time: * @window: (type GdkX11Window): A toplevel #GdkWindow * @timestamp: An XServer timestamp to which the property should be set * * The application can use this call to update the _NET_WM_USER_TIME * property on a toplevel window. This property stores an Xserver * time which represents the time of the last user input event * received for this window. This property may be used by the window * manager to alter the focus, stacking, and/or placement behavior of * windows when they are mapped depending on whether the new window * was created by a user action or is a "pop-up" window activated by a * timer or some other event. * * Note that this property is automatically updated by GDK, so this * function should only be used by applications which handle input * events bypassing GDK. * * Since: 2.6 **/ void gdk_x11_window_set_user_time (GdkWindow *window, guint32 timestamp) { GdkDisplay *display; GdkX11Display *display_x11; GdkToplevelX11 *toplevel; glong timestamp_long = (glong)timestamp; Window xid; if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; display = gdk_window_get_display (window); display_x11 = GDK_X11_DISPLAY (display); toplevel = _gdk_x11_window_get_toplevel (window); if (!toplevel) { g_warning ("gdk_window_set_user_time called on non-toplevel\n"); return; } if (toplevel->focus_window != None && gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window), g_intern_static_string ("_NET_WM_USER_TIME_WINDOW"))) xid = toplevel->focus_window; else xid = GDK_WINDOW_XID (window); XChangeProperty (GDK_DISPLAY_XDISPLAY (display), xid, gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_USER_TIME"), XA_CARDINAL, 32, PropModeReplace, (guchar *)×tamp_long, 1); if (timestamp_long != GDK_CURRENT_TIME && (display_x11->user_time == GDK_CURRENT_TIME || XSERVER_TIME_IS_LATER (timestamp_long, display_x11->user_time))) display_x11->user_time = timestamp_long; if (toplevel) toplevel->user_time = timestamp_long; } /** * gdk_x11_window_set_utf8_property: * @window: (type GdkX11Window): a #GdkWindow * @name: Property name, will be interned as an X atom * @value: (allow-none): Property value, or %NULL to delete * * This function modifies or removes an arbitrary X11 window * property of type UTF8_STRING. If the given @window is * not a toplevel window, it is ignored. * * Since: 3.4 */ void gdk_x11_window_set_utf8_property (GdkWindow *window, const gchar *name, const gchar *value) { GdkDisplay *display; if (!WINDOW_IS_TOPLEVEL (window)) return; display = gdk_window_get_display (window); if (value != NULL) { XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, name), gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8, PropModeReplace, (guchar *)value, strlen (value)); } else { XDeleteProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, name)); } } static void gdk_x11_window_set_shadow_width (GdkWindow *window, int left, int right, int top, int bottom) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); Atom frame_extents; gulong data[4] = { left * impl->window_scale, right * impl->window_scale, top * impl->window_scale, bottom * impl->window_scale }; frame_extents = gdk_x11_get_xatom_by_name_for_display (gdk_window_get_display (window), "_GTK_FRAME_EXTENTS"); XChangeProperty (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), frame_extents, XA_CARDINAL, 32, PropModeReplace, (guchar *) &data, 4); } /** * gdk_x11_window_set_frame_extents: * @window: (type GdkX11Window): a #GdkWindow * @left: The left extent * @right: The right extent * @top: The top extent * @bottom: The bottom extent * * This is the same as gdk_window_set_shadow_width() but it only works * on GdkX11Window. * * Since: 3.10 * * Deprecated: 3.12: Use gdk_window_set_shadow_width() instead. */ void gdk_x11_window_set_frame_extents (GdkWindow *window, int left, int right, int top, int bottom) { gdk_x11_window_set_shadow_width (window, left, right, top, bottom); } /** * gdk_x11_window_set_theme_variant: * @window: (type GdkX11Window): a #GdkWindow * @variant: the theme variant to export * * GTK+ applications can request a dark theme variant. In order to * make other applications - namely window managers using GTK+ for * themeing - aware of this choice, GTK+ uses this function to * export the requested theme variant as _GTK_THEME_VARIANT property * on toplevel windows. * * Note that this property is automatically updated by GTK+, so this * function should only be used by applications which do not use GTK+ * to create toplevel windows. * * Since: 3.2 */ void gdk_x11_window_set_theme_variant (GdkWindow *window, const char *variant) { gdk_x11_window_set_utf8_property (window, "_GTK_THEME_VARIANT", variant ? variant : ""); } #define GDK_SELECTION_MAX_SIZE(display) \ MIN(262144, \ XExtendedMaxRequestSize (GDK_DISPLAY_XDISPLAY (display)) == 0 \ ? XMaxRequestSize (GDK_DISPLAY_XDISPLAY (display)) - 100 \ : XExtendedMaxRequestSize (GDK_DISPLAY_XDISPLAY (display)) - 100) static void gdk_window_update_icon (GdkWindow *window, GList *icon_list) { GdkToplevelX11 *toplevel; GdkTexture *best_icon; GList *tmp_list; int best_size; toplevel = _gdk_x11_window_get_toplevel (window); if (toplevel->icon_pixmap != NULL) { cairo_surface_destroy (toplevel->icon_pixmap); toplevel->icon_pixmap = NULL; } if (toplevel->icon_mask != NULL) { cairo_surface_destroy (toplevel->icon_mask); toplevel->icon_mask = NULL; } #define IDEAL_SIZE 48 best_size = G_MAXINT; best_icon = NULL; for (tmp_list = icon_list; tmp_list; tmp_list = tmp_list->next) { GdkTexture *texture = tmp_list->data; int this; /* average width and height - if someone passes in a rectangular * icon they deserve what they get. */ this = gdk_texture_get_width (texture) + gdk_texture_get_height (texture); this /= 2; if (best_icon == NULL) { best_icon = texture; best_size = this; } else { /* icon is better if it's 32 pixels or larger, and closer to * the ideal size than the current best. */ if (this >= 32 && (ABS (best_size - IDEAL_SIZE) < ABS (this - IDEAL_SIZE))) { best_icon = texture; best_size = this; } } } if (best_icon) { int width = gdk_texture_get_width (best_icon); int height = gdk_texture_get_height (best_icon); cairo_surface_t *surface; cairo_t *cr; toplevel->icon_pixmap = gdk_x11_window_create_pixmap_surface (window, width, height); surface = gdk_texture_download_surface (best_icon); cr = cairo_create (toplevel->icon_pixmap); cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE); cairo_set_source_surface (cr, surface, 0, 0); if (cairo_surface_get_content (surface) == CAIRO_CONTENT_COLOR_ALPHA) { /* Saturate the image, so it has bilevel alpha */ cairo_push_group_with_content (cr, CAIRO_CONTENT_COLOR_ALPHA); cairo_paint (cr); cairo_set_operator (cr, CAIRO_OPERATOR_SATURATE); cairo_paint (cr); cairo_pop_group_to_source (cr); } cairo_paint (cr); cairo_destroy (cr); if (cairo_surface_get_content (surface) == CAIRO_CONTENT_COLOR_ALPHA) { GdkDisplay *display = gdk_window_get_display (window); toplevel->icon_mask = _gdk_x11_display_create_bitmap_surface (display, width, height); cr = cairo_create (toplevel->icon_mask); cairo_set_source_surface (cr, surface, 0, 0); cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE); cairo_paint (cr); cairo_destroy (cr); } cairo_surface_destroy (surface); } update_wm_hints (window, FALSE); } static void gdk_x11_window_set_icon_list (GdkWindow *window, GList *textures) { gulong *data; gulong *p; gint size; GList *l; gint width, height; GdkTexture *texture; GdkDisplay *display; gint i, n; if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; display = gdk_window_get_display (window); size = 0; n = 0; for (l = textures; l != NULL; l = l->next) { texture = l->data; width = gdk_texture_get_width (texture); height = gdk_texture_get_height (texture); /* silently ignore overlarge icons */ if (size + 2 + width * height > GDK_SELECTION_MAX_SIZE(display)) break; n++; size += 2 + width * height; } data = g_malloc (size * sizeof (gulong)); p = data; for (l = textures; l != NULL && n > 0; l = l->next) { texture = l->data; width = gdk_texture_get_width (texture); height = gdk_texture_get_height (texture); *p++ = width; *p++ = height; gdk_texture_download (texture, (guchar *) p, width * 4); if (sizeof (gulong) > 4) { i = width * height; while (i-- > 0) p[i] = ((guint32 *) p)[i]; } p += width * height; n--; } if (size > 0) { XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_ICON"), XA_CARDINAL, 32, PropModeReplace, (guchar*) data, size); } else { XDeleteProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_ICON")); } g_free (data); gdk_window_update_icon (window, textures); } static gboolean gdk_window_icon_name_set (GdkWindow *window) { return GPOINTER_TO_UINT (g_object_get_qdata (G_OBJECT (window), g_quark_from_static_string ("gdk-icon-name-set"))); } static void gdk_x11_window_set_icon_name (GdkWindow *window, const gchar *name) { GdkDisplay *display; if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; display = gdk_window_get_display (window); g_object_set_qdata (G_OBJECT (window), g_quark_from_static_string ("gdk-icon-name-set"), GUINT_TO_POINTER (name != NULL)); if (name != NULL) { XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_ICON_NAME"), gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8, PropModeReplace, (guchar *)name, strlen (name)); set_text_property (display, GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "WM_ICON_NAME"), name); } else { XDeleteProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_ICON_NAME")); XDeleteProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "WM_ICON_NAME")); } } static void gdk_x11_window_iconify (GdkWindow *window) { if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; if (GDK_WINDOW_IS_MAPPED (window)) { XIconifyWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), gdk_x11_screen_get_screen_number (GDK_WINDOW_SCREEN (window))); } else { /* Flip our client side flag, the real work happens on map. */ gdk_synthesize_window_state (window, 0, GDK_WINDOW_STATE_ICONIFIED); gdk_wmspec_change_state (TRUE, window, g_intern_static_string ("_NET_WM_STATE_HIDDEN"), NULL); } } static void gdk_x11_window_deiconify (GdkWindow *window) { if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; if (GDK_WINDOW_IS_MAPPED (window)) { gdk_window_show (window); gdk_wmspec_change_state (FALSE, window, g_intern_static_string ("_NET_WM_STATE_HIDDEN"), NULL); } else { /* Flip our client side flag, the real work happens on map. */ gdk_synthesize_window_state (window, GDK_WINDOW_STATE_ICONIFIED, 0); gdk_wmspec_change_state (FALSE, window, g_intern_static_string ("_NET_WM_STATE_HIDDEN"), NULL); } } static void gdk_x11_window_stick (GdkWindow *window) { if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; if (GDK_WINDOW_IS_MAPPED (window)) { /* "stick" means stick to all desktops _and_ do not scroll with the * viewport. i.e. glue to the monitor glass in all cases. */ XClientMessageEvent xclient; /* Request stick during viewport scroll */ gdk_wmspec_change_state (TRUE, window, g_intern_static_string ("_NET_WM_STATE_STICKY"), NULL); /* Request desktop 0xFFFFFFFF */ memset (&xclient, 0, sizeof (xclient)); xclient.type = ClientMessage; xclient.window = GDK_WINDOW_XID (window); xclient.display = GDK_WINDOW_XDISPLAY (window); xclient.message_type = gdk_x11_get_xatom_by_name_for_display (GDK_WINDOW_DISPLAY (window), "_NET_WM_DESKTOP"); xclient.format = 32; xclient.data.l[0] = 0xFFFFFFFF; xclient.data.l[1] = 0; xclient.data.l[2] = 0; xclient.data.l[3] = 0; xclient.data.l[4] = 0; XSendEvent (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XROOTWIN (window), False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&xclient); } else { /* Flip our client side flag, the real work happens on map. */ gdk_synthesize_window_state (window, 0, GDK_WINDOW_STATE_STICKY); } } static void gdk_x11_window_unstick (GdkWindow *window) { if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; if (GDK_WINDOW_IS_MAPPED (window)) { /* Request unstick from viewport */ gdk_wmspec_change_state (FALSE, window, g_intern_static_string ("_NET_WM_STATE_STICKY"), NULL); move_to_current_desktop (window); } else { /* Flip our client side flag, the real work happens on map. */ gdk_synthesize_window_state (window, GDK_WINDOW_STATE_STICKY, 0); } } static void gdk_x11_window_maximize (GdkWindow *window) { if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; if (GDK_WINDOW_IS_MAPPED (window)) gdk_wmspec_change_state (TRUE, window, g_intern_static_string ("_NET_WM_STATE_MAXIMIZED_VERT"), g_intern_static_string ("_NET_WM_STATE_MAXIMIZED_HORZ")); else gdk_synthesize_window_state (window, 0, GDK_WINDOW_STATE_MAXIMIZED); } static void gdk_x11_window_unmaximize (GdkWindow *window) { if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; if (GDK_WINDOW_IS_MAPPED (window)) gdk_wmspec_change_state (FALSE, window, g_intern_static_string ("_NET_WM_STATE_MAXIMIZED_VERT"), g_intern_static_string ("_NET_WM_STATE_MAXIMIZED_HORZ")); else gdk_synthesize_window_state (window, GDK_WINDOW_STATE_MAXIMIZED, 0); } static void gdk_x11_window_apply_fullscreen_mode (GdkWindow *window) { if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; /* _NET_WM_FULLSCREEN_MONITORS gives an indication to the window manager as * to which monitors so span across when the window is fullscreen, but it's * not a state in itself so this would have no effect if the window is not * mapped. */ if (GDK_WINDOW_IS_MAPPED (window)) { XClientMessageEvent xclient; gint monitors[4]; gint i; memset (&xclient, 0, sizeof (xclient)); xclient.type = ClientMessage; xclient.window = GDK_WINDOW_XID (window); xclient.display = GDK_WINDOW_XDISPLAY (window); xclient.format = 32; switch (window->fullscreen_mode) { case GDK_FULLSCREEN_ON_CURRENT_MONITOR: /* FIXME: This is not part of the EWMH spec! * * There is no documented mechanism to remove the property * _NET_WM_FULLSCREEN_MONITORS once set, so we use use a set of * invalid, largest possible value. * * When given values larger than actual possible monitor values, most * window managers who support the _NET_WM_FULLSCREEN_MONITORS spec * will simply unset _NET_WM_FULLSCREEN_MONITORS and revert to their * default behavior. * * Successfully tested on mutter/metacity, kwin, compiz and xfwm4. * * Note, this (non documented) mechanism is unlikely to be an issue * as it's used only for transitionning back from "all monitors" to * "current monitor" mode. * * Applications who don't change the default mode won't trigger this * mechanism. */ for (i = 0; i < 4; ++i) xclient.data.l[i] = G_MAXLONG; break; case GDK_FULLSCREEN_ON_ALL_MONITORS: _gdk_x11_screen_get_edge_monitors (GDK_WINDOW_SCREEN (window), &monitors[0], &monitors[1], &monitors[2], &monitors[3]); /* Translate all 4 monitors from the GDK set into XINERAMA indices */ for (i = 0; i < 4; ++i) { xclient.data.l[i] = monitors[i]; /* Sanity check, if XINERAMA is not available, we could have invalid * negative values for the XINERAMA indices. */ if (xclient.data.l[i] < 0) { g_warning ("gdk_x11_window_apply_fullscreen_mode: Invalid XINERAMA monitor index"); return; } } break; default: g_warning ("gdk_x11_window_apply_fullscreen_mode: Unhandled fullscreen mode %d", window->fullscreen_mode); return; } /* Send fullscreen monitors client message */ xclient.data.l[4] = 1; /* source indication */ xclient.message_type = gdk_x11_get_xatom_by_name_for_display (GDK_WINDOW_DISPLAY (window), "_NET_WM_FULLSCREEN_MONITORS"); XSendEvent (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XROOTWIN (window), False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&xclient); } } static void gdk_x11_window_fullscreen (GdkWindow *window) { if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; if (GDK_WINDOW_IS_MAPPED (window)) { gdk_wmspec_change_state (TRUE, window, g_intern_static_string ("_NET_WM_STATE_FULLSCREEN"), NULL); /* Actual XRandR layout may have change since we computed the fullscreen * monitors in GDK_FULLSCREEN_ON_ALL_MONITORS mode. */ if (window->fullscreen_mode == GDK_FULLSCREEN_ON_ALL_MONITORS) gdk_x11_window_apply_fullscreen_mode (window); } else gdk_synthesize_window_state (window, 0, GDK_WINDOW_STATE_FULLSCREEN); } static void gdk_x11_window_fullscreen_on_monitor (GdkWindow *window, GdkMonitor *monitor) { GdkRectangle geom; if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; gdk_monitor_get_geometry (monitor, &geom); gdk_window_move (window, geom.x, geom.y); gdk_window_set_fullscreen_mode (window, GDK_FULLSCREEN_ON_CURRENT_MONITOR); gdk_x11_window_fullscreen (window); } static void gdk_x11_window_unfullscreen (GdkWindow *window) { if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; if (GDK_WINDOW_IS_MAPPED (window)) gdk_wmspec_change_state (FALSE, window, g_intern_static_string ("_NET_WM_STATE_FULLSCREEN"), NULL); else gdk_synthesize_window_state (window, GDK_WINDOW_STATE_FULLSCREEN, 0); } static void gdk_x11_window_set_keep_above (GdkWindow *window, gboolean setting) { g_return_if_fail (GDK_IS_WINDOW (window)); if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; if (GDK_WINDOW_IS_MAPPED (window)) { if (setting) gdk_wmspec_change_state (FALSE, window, g_intern_static_string ("_NET_WM_STATE_BELOW"), NULL); gdk_wmspec_change_state (setting, window, g_intern_static_string ("_NET_WM_STATE_ABOVE"), NULL); } else gdk_synthesize_window_state (window, setting ? GDK_WINDOW_STATE_BELOW : GDK_WINDOW_STATE_ABOVE, setting ? GDK_WINDOW_STATE_ABOVE : 0); } static void gdk_x11_window_set_keep_below (GdkWindow *window, gboolean setting) { g_return_if_fail (GDK_IS_WINDOW (window)); if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; if (GDK_WINDOW_IS_MAPPED (window)) { if (setting) gdk_wmspec_change_state (FALSE, window, g_intern_static_string ("_NET_WM_STATE_ABOVE"), NULL); gdk_wmspec_change_state (setting, window, g_intern_static_string ("_NET_WM_STATE_BELOW"), NULL); } else gdk_synthesize_window_state (window, setting ? GDK_WINDOW_STATE_ABOVE : GDK_WINDOW_STATE_BELOW, setting ? GDK_WINDOW_STATE_BELOW : 0); } static GdkWindow * gdk_x11_window_get_group (GdkWindow *window) { GdkToplevelX11 *toplevel; if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL (window)) return NULL; toplevel = _gdk_x11_window_get_toplevel (window); return toplevel->group_leader; } static void gdk_x11_window_set_group (GdkWindow *window, GdkWindow *leader) { GdkToplevelX11 *toplevel; g_return_if_fail (GDK_IS_WINDOW (window)); g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD); g_return_if_fail (leader == NULL || GDK_IS_WINDOW (leader)); if (GDK_WINDOW_DESTROYED (window) || (leader != NULL && GDK_WINDOW_DESTROYED (leader)) || !WINDOW_IS_TOPLEVEL (window)) return; toplevel = _gdk_x11_window_get_toplevel (window); if (leader == NULL) leader = gdk_display_get_default_group (gdk_window_get_display (window)); if (toplevel->group_leader != leader) { if (toplevel->group_leader) g_object_unref (toplevel->group_leader); toplevel->group_leader = g_object_ref (leader); (_gdk_x11_window_get_toplevel (leader))->is_leader = TRUE; } update_wm_hints (window, FALSE); } static MotifWmHints * gdk_window_get_mwm_hints (GdkWindow *window) { GdkDisplay *display; Atom hints_atom = None; guchar *data; Atom type; gint format; gulong nitems; gulong bytes_after; if (GDK_WINDOW_DESTROYED (window)) return NULL; display = gdk_window_get_display (window); hints_atom = gdk_x11_get_xatom_by_name_for_display (display, _XA_MOTIF_WM_HINTS); XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), hints_atom, 0, sizeof (MotifWmHints)/sizeof (long), False, AnyPropertyType, &type, &format, &nitems, &bytes_after, &data); if (type == None) return NULL; return (MotifWmHints *)data; } static void gdk_window_set_mwm_hints (GdkWindow *window, MotifWmHints *new_hints) { GdkDisplay *display; Atom hints_atom = None; guchar *data; MotifWmHints *hints; Atom type; gint format; gulong nitems; gulong bytes_after; if (GDK_WINDOW_DESTROYED (window)) return; display = gdk_window_get_display (window); hints_atom = gdk_x11_get_xatom_by_name_for_display (display, _XA_MOTIF_WM_HINTS); XGetWindowProperty (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), hints_atom, 0, sizeof (MotifWmHints)/sizeof (long), False, AnyPropertyType, &type, &format, &nitems, &bytes_after, &data); if (type == None) hints = new_hints; else { hints = (MotifWmHints *)data; if (new_hints->flags & MWM_HINTS_FUNCTIONS) { hints->flags |= MWM_HINTS_FUNCTIONS; hints->functions = new_hints->functions; } if (new_hints->flags & MWM_HINTS_DECORATIONS) { hints->flags |= MWM_HINTS_DECORATIONS; hints->decorations = new_hints->decorations; } } XChangeProperty (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), hints_atom, hints_atom, 32, PropModeReplace, (guchar *)hints, sizeof (MotifWmHints)/sizeof (long)); if (hints != new_hints) XFree (hints); } static void gdk_x11_window_set_decorations (GdkWindow *window, GdkWMDecoration decorations) { MotifWmHints hints; if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; /* initialize to zero to avoid writing uninitialized data to socket */ memset(&hints, 0, sizeof(hints)); hints.flags = MWM_HINTS_DECORATIONS; hints.decorations = decorations; gdk_window_set_mwm_hints (window, &hints); } static gboolean gdk_x11_window_get_decorations(GdkWindow *window, GdkWMDecoration *decorations) { MotifWmHints *hints; gboolean result = FALSE; if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return FALSE; hints = gdk_window_get_mwm_hints (window); if (hints) { if (hints->flags & MWM_HINTS_DECORATIONS) { if (decorations) *decorations = hints->decorations; result = TRUE; } XFree (hints); } return result; } static void gdk_x11_window_set_functions (GdkWindow *window, GdkWMFunction functions) { MotifWmHints hints; g_return_if_fail (GDK_IS_WINDOW (window)); if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; /* initialize to zero to avoid writing uninitialized data to socket */ memset(&hints, 0, sizeof(hints)); hints.flags = MWM_HINTS_FUNCTIONS; hints.functions = functions; gdk_window_set_mwm_hints (window, &hints); } cairo_region_t * _gdk_x11_xwindow_get_shape (Display *xdisplay, Window window, gint scale, gint shape_type) { cairo_region_t *shape; GdkRectangle *rl; XRectangle *xrl; gint rn, ord, i; shape = NULL; rn = 0; /* Note that XShapeGetRectangles returns NULL in two situations: * - the server doesn't support the SHAPE extension * - the shape is empty * * Since we can't discriminate these here, we always return * an empty shape. It is the callers responsibility to check * whether the server supports the SHAPE extensions beforehand. */ xrl = XShapeGetRectangles (xdisplay, window, shape_type, &rn, &ord); if (rn == 0) return cairo_region_create (); /* Empty */ if (ord != YXBanded) { /* This really shouldn't happen with any xserver, as they * generally convert regions to YXBanded internally */ g_warning ("non YXBanded shape masks not supported"); XFree (xrl); return NULL; } /* NOTE: The scale divisions here may lose some precision if someone else set the shape to be non-scale precision */ rl = g_new (GdkRectangle, rn); for (i = 0; i < rn; i++) { rl[i].x = xrl[i].x / scale; rl[i].y = xrl[i].y / scale; rl[i].width = xrl[i].width / scale; rl[i].height = xrl[i].height / scale; } XFree (xrl); shape = cairo_region_create_rectangles (rl, rn); g_free (rl); return shape; } /* From the WM spec */ #define _NET_WM_MOVERESIZE_SIZE_TOPLEFT 0 #define _NET_WM_MOVERESIZE_SIZE_TOP 1 #define _NET_WM_MOVERESIZE_SIZE_TOPRIGHT 2 #define _NET_WM_MOVERESIZE_SIZE_RIGHT 3 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT 4 #define _NET_WM_MOVERESIZE_SIZE_BOTTOM 5 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT 6 #define _NET_WM_MOVERESIZE_SIZE_LEFT 7 #define _NET_WM_MOVERESIZE_MOVE 8 /* movement only */ #define _NET_WM_MOVERESIZE_SIZE_KEYBOARD 9 /* size via keyboard */ #define _NET_WM_MOVERESIZE_MOVE_KEYBOARD 10 /* move via keyboard */ #define _NET_WM_MOVERESIZE_CANCEL 11 /* cancel operation */ static void wmspec_send_message (GdkDisplay *display, GdkWindow *window, gint root_x, gint root_y, gint action, gint button) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); XClientMessageEvent xclient; memset (&xclient, 0, sizeof (xclient)); xclient.type = ClientMessage; xclient.window = GDK_WINDOW_XID (window); xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_MOVERESIZE"); xclient.format = 32; xclient.data.l[0] = root_x * impl->window_scale; xclient.data.l[1] = root_y * impl->window_scale; xclient.data.l[2] = action; xclient.data.l[3] = button; xclient.data.l[4] = 1; /* source indication */ XSendEvent (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XROOTWIN (window), False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&xclient); } static void handle_wmspec_button_release (GdkDisplay *display, const XEvent *xevent) { GdkX11Display *display_x11 = GDK_X11_DISPLAY (display); GdkWindow *window; #if defined (HAVE_XGENERICEVENTS) && defined (XINPUT_2) XIEvent *xiev = (XIEvent *) xevent->xcookie.data; XIDeviceEvent *xidev = (XIDeviceEvent *) xiev; if (xevent->xany.type == GenericEvent) window = gdk_x11_window_lookup_for_display (display, xidev->event); else #endif window = gdk_x11_window_lookup_for_display (display, xevent->xany.window); if (display_x11->wm_moveresize_button != 0 && window != NULL) { if ((xevent->xany.type == ButtonRelease && xevent->xbutton.button == display_x11->wm_moveresize_button) #if defined (HAVE_XGENERICEVENTS) && defined (XINPUT_2) || (xevent->xany.type == GenericEvent && xiev->evtype == XI_ButtonRelease && xidev->detail == display_x11->wm_moveresize_button) #endif ) { display_x11->wm_moveresize_button = 0; wmspec_send_message (display, window, 0, 0, _NET_WM_MOVERESIZE_CANCEL, 0); } } } static void wmspec_moveresize (GdkWindow *window, gint direction, GdkDevice *device, gint button, gint root_x, gint root_y, guint32 timestamp) { GdkDisplay *display = GDK_WINDOW_DISPLAY (window); if (button != 0) gdk_seat_ungrab (gdk_device_get_seat (device)); /* Release passive grab */ GDK_X11_DISPLAY (display)->wm_moveresize_button = button; wmspec_send_message (display, window, root_x, root_y, direction, button); } static void wmspec_resize_drag (GdkWindow *window, GdkWindowEdge edge, GdkDevice *device, gint button, gint root_x, gint root_y, guint32 timestamp) { gint direction; if (button == 0) direction = _NET_WM_MOVERESIZE_SIZE_KEYBOARD; else switch (edge) { /* Let the compiler turn a switch into a table, instead * of doing the table manually, this way is easier to verify. */ case GDK_WINDOW_EDGE_NORTH_WEST: direction = _NET_WM_MOVERESIZE_SIZE_TOPLEFT; break; case GDK_WINDOW_EDGE_NORTH: direction = _NET_WM_MOVERESIZE_SIZE_TOP; break; case GDK_WINDOW_EDGE_NORTH_EAST: direction = _NET_WM_MOVERESIZE_SIZE_TOPRIGHT; break; case GDK_WINDOW_EDGE_WEST: direction = _NET_WM_MOVERESIZE_SIZE_LEFT; break; case GDK_WINDOW_EDGE_EAST: direction = _NET_WM_MOVERESIZE_SIZE_RIGHT; break; case GDK_WINDOW_EDGE_SOUTH_WEST: direction = _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT; break; case GDK_WINDOW_EDGE_SOUTH: direction = _NET_WM_MOVERESIZE_SIZE_BOTTOM; break; case GDK_WINDOW_EDGE_SOUTH_EAST: direction = _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT; break; default: g_warning ("gdk_window_begin_resize_drag: bad resize edge %d!", edge); return; } wmspec_moveresize (window, direction, device, button, root_x, root_y, timestamp); } typedef struct _MoveResizeData MoveResizeData; struct _MoveResizeData { GdkDisplay *display; GdkWindow *moveresize_window; GdkWindow *moveresize_emulation_window; gboolean is_resize; GdkWindowEdge resize_edge; GdkDevice *device; gint moveresize_button; gint moveresize_x; gint moveresize_y; gint moveresize_orig_x; gint moveresize_orig_y; gint moveresize_orig_width; gint moveresize_orig_height; GdkWindowHints moveresize_geom_mask; GdkGeometry moveresize_geometry; Time moveresize_process_time; XEvent *moveresize_pending_event; }; static MoveResizeData * get_move_resize_data (GdkDisplay *display, gboolean create) { MoveResizeData *mv_resize; static GQuark move_resize_quark = 0; if (!move_resize_quark) move_resize_quark = g_quark_from_static_string ("gdk-window-moveresize"); mv_resize = g_object_get_qdata (G_OBJECT (display), move_resize_quark); if (!mv_resize && create) { mv_resize = g_new0 (MoveResizeData, 1); mv_resize->display = display; g_object_set_qdata (G_OBJECT (display), move_resize_quark, mv_resize); } return mv_resize; } static void check_maximize (MoveResizeData *mv_resize, gdouble x_root, gdouble y_root) { GdkWindowState state; gint y; if (mv_resize->is_resize) return; state = gdk_window_get_state (mv_resize->moveresize_window); if (state & GDK_WINDOW_STATE_MAXIMIZED) return; y = mv_resize->moveresize_orig_y + (y_root - mv_resize->moveresize_y); if (y < 10) gdk_window_maximize (mv_resize->moveresize_window); } static void check_unmaximize (MoveResizeData *mv_resize, gdouble x_root, gdouble y_root) { GdkWindowState state; gint dx, dy; if (mv_resize->is_resize) return; state = gdk_window_get_state (mv_resize->moveresize_window); if ((state & (GDK_WINDOW_STATE_MAXIMIZED | GDK_WINDOW_STATE_TILED)) == 0) return; dx = x_root - mv_resize->moveresize_x; dy = y_root - mv_resize->moveresize_y; if (ABS (dx) > 20 || ABS (dy) > 20) gdk_window_unmaximize (mv_resize->moveresize_window); } static void update_pos (MoveResizeData *mv_resize, gint new_root_x, gint new_root_y) { gint dx, dy; check_unmaximize (mv_resize, new_root_x, new_root_y); dx = new_root_x - mv_resize->moveresize_x; dy = new_root_y - mv_resize->moveresize_y; if (mv_resize->is_resize) { gint x, y, w, h; x = mv_resize->moveresize_orig_x; y = mv_resize->moveresize_orig_y; w = mv_resize->moveresize_orig_width; h = mv_resize->moveresize_orig_height; switch (mv_resize->resize_edge) { case GDK_WINDOW_EDGE_NORTH_WEST: x += dx; y += dy; w -= dx; h -= dy; break; case GDK_WINDOW_EDGE_NORTH: y += dy; h -= dy; break; case GDK_WINDOW_EDGE_NORTH_EAST: y += dy; h -= dy; w += dx; break; case GDK_WINDOW_EDGE_SOUTH_WEST: h += dy; x += dx; w -= dx; break; case GDK_WINDOW_EDGE_SOUTH_EAST: w += dx; h += dy; break; case GDK_WINDOW_EDGE_SOUTH: h += dy; break; case GDK_WINDOW_EDGE_EAST: w += dx; break; case GDK_WINDOW_EDGE_WEST: x += dx; w -= dx; break; default: break; } x = MAX (x, 0); y = MAX (y, 0); w = MAX (w, 1); h = MAX (h, 1); if (mv_resize->moveresize_geom_mask) { gdk_window_constrain_size (&mv_resize->moveresize_geometry, mv_resize->moveresize_geom_mask, w, h, &w, &h); } gdk_window_move_resize (mv_resize->moveresize_window, x, y, w, h); } else { gint x, y; x = mv_resize->moveresize_orig_x + dx; y = mv_resize->moveresize_orig_y + dy; gdk_window_move (mv_resize->moveresize_window, x, y); } } static void finish_drag (MoveResizeData *mv_resize) { gdk_window_destroy (mv_resize->moveresize_emulation_window); mv_resize->moveresize_emulation_window = NULL; g_clear_object (&mv_resize->moveresize_window); g_clear_pointer (&mv_resize->moveresize_pending_event, g_free); } static int lookahead_motion_predicate (Display *xdisplay, XEvent *event, XPointer arg) { gboolean *seen_release = (gboolean *)arg; GdkDisplay *display = gdk_x11_lookup_xdisplay (xdisplay); MoveResizeData *mv_resize = get_move_resize_data (display, FALSE); if (*seen_release) return False; switch (event->xany.type) { case ButtonRelease: *seen_release = TRUE; break; case MotionNotify: mv_resize->moveresize_process_time = event->xmotion.time; break; default: break; } return False; } static gboolean moveresize_lookahead (MoveResizeData *mv_resize, const XEvent *event) { XEvent tmp_event; gboolean seen_release = FALSE; if (mv_resize->moveresize_process_time) { if (event->xmotion.time == mv_resize->moveresize_process_time) { mv_resize->moveresize_process_time = 0; return TRUE; } else return FALSE; } XCheckIfEvent (event->xany.display, &tmp_event, lookahead_motion_predicate, (XPointer) & seen_release); return mv_resize->moveresize_process_time == 0; } gboolean _gdk_x11_moveresize_handle_event (const XEvent *event) { guint button_mask = 0; GdkDisplay *display = gdk_x11_lookup_xdisplay (event->xany.display); MoveResizeData *mv_resize = get_move_resize_data (display, FALSE); GdkWindowImplX11 *impl; if (!mv_resize || !mv_resize->moveresize_window) { handle_wmspec_button_release (display, event); return FALSE; } impl = GDK_WINDOW_IMPL_X11 (mv_resize->moveresize_window->impl); if (mv_resize->moveresize_button != 0) button_mask = GDK_BUTTON1_MASK << (mv_resize->moveresize_button - 1); switch (event->xany.type) { case MotionNotify: if (mv_resize->moveresize_window->resize_count > 0) { if (mv_resize->moveresize_pending_event) *mv_resize->moveresize_pending_event = *event; else mv_resize->moveresize_pending_event = g_memdup (event, sizeof (XEvent)); break; } if (!moveresize_lookahead (mv_resize, event)) break; update_pos (mv_resize, event->xmotion.x_root / impl->window_scale, event->xmotion.y_root / impl->window_scale); /* This should never be triggered in normal cases, but in the * case where the drag started without an implicit grab being * in effect, we could miss the release if it occurs before * we grab the pointer; this ensures that we will never * get a permanently stuck grab. */ if ((event->xmotion.state & button_mask) == 0) { check_maximize (mv_resize, event->xmotion.x_root / impl->window_scale, event->xmotion.y_root / impl->window_scale); finish_drag (mv_resize); } break; case ButtonRelease: update_pos (mv_resize, event->xbutton.x_root / impl->window_scale, event->xbutton.y_root / impl->window_scale); if (event->xbutton.button == mv_resize->moveresize_button) { check_maximize (mv_resize, event->xmotion.x_root / impl->window_scale, event->xmotion.y_root / impl->window_scale); finish_drag (mv_resize); } break; #if defined (HAVE_XGENERICEVENTS) && defined (XINPUT_2) case GenericEvent: { /* we just assume this is an XI2 event */ XIEvent *ev = (XIEvent *) event->xcookie.data; XIDeviceEvent *xev = (XIDeviceEvent *)ev; gint state; switch (ev->evtype) { case XI_Motion: update_pos (mv_resize, xev->root_x / impl->window_scale, xev->root_y / impl->window_scale); state = _gdk_x11_device_xi2_translate_state (&xev->mods, &xev->buttons, &xev->group); if ((state & button_mask) == 0) { check_maximize (mv_resize, xev->root_x / impl->window_scale, xev->root_y / impl->window_scale); finish_drag (mv_resize); } break; case XI_ButtonRelease: update_pos (mv_resize, xev->root_x / impl->window_scale, xev->root_y / impl->window_scale); if (xev->detail == mv_resize->moveresize_button) { check_maximize (mv_resize, xev->root_x / impl->window_scale, xev->root_y / impl->window_scale); finish_drag (mv_resize); } break; default: break; } } break; #endif default: break; } return TRUE; } gboolean _gdk_x11_moveresize_configure_done (GdkDisplay *display, GdkWindow *window) { XEvent *tmp_event; MoveResizeData *mv_resize = get_move_resize_data (display, FALSE); if (!mv_resize || window != mv_resize->moveresize_window) return FALSE; if (mv_resize->moveresize_pending_event) { tmp_event = mv_resize->moveresize_pending_event; mv_resize->moveresize_pending_event = NULL; _gdk_x11_moveresize_handle_event (tmp_event); g_free (tmp_event); } return TRUE; } static void create_moveresize_window (MoveResizeData *mv_resize, guint32 timestamp) { GdkGrabStatus status; g_assert (mv_resize->moveresize_emulation_window == NULL); mv_resize->moveresize_emulation_window = gdk_window_new_temp (mv_resize->display); gdk_window_show (mv_resize->moveresize_emulation_window); status = gdk_seat_grab (gdk_device_get_seat (mv_resize->device), mv_resize->moveresize_emulation_window, GDK_SEAT_CAPABILITY_POINTER, FALSE, NULL, NULL, NULL, NULL); if (status != GDK_GRAB_SUCCESS) { /* If this fails, some other client has grabbed the window * already. */ finish_drag (mv_resize); } mv_resize->moveresize_process_time = 0; } /* Calculate mv_resize->moveresize_orig_x and mv_resize->moveresize_orig_y so that calling XMoveWindow with these coordinates will not move the window. Note that this depends on the WM to implement ICCCM-compliant reference point handling. */ static void calculate_unmoving_origin (MoveResizeData *mv_resize) { GdkRectangle rect; gint width, height; if (mv_resize->moveresize_geom_mask & GDK_HINT_WIN_GRAVITY && mv_resize->moveresize_geometry.win_gravity == GDK_GRAVITY_STATIC) { gdk_window_get_origin (mv_resize->moveresize_window, &mv_resize->moveresize_orig_x, &mv_resize->moveresize_orig_y); } else { gdk_window_get_frame_extents (mv_resize->moveresize_window, &rect); gdk_window_get_geometry (mv_resize->moveresize_window, NULL, NULL, &width, &height); switch (mv_resize->moveresize_geometry.win_gravity) { case GDK_GRAVITY_NORTH_WEST: mv_resize->moveresize_orig_x = rect.x; mv_resize->moveresize_orig_y = rect.y; break; case GDK_GRAVITY_NORTH: mv_resize->moveresize_orig_x = rect.x + rect.width / 2 - width / 2; mv_resize->moveresize_orig_y = rect.y; break; case GDK_GRAVITY_NORTH_EAST: mv_resize->moveresize_orig_x = rect.x + rect.width - width; mv_resize->moveresize_orig_y = rect.y; break; case GDK_GRAVITY_WEST: mv_resize->moveresize_orig_x = rect.x; mv_resize->moveresize_orig_y = rect.y + rect.height / 2 - height / 2; break; case GDK_GRAVITY_CENTER: mv_resize->moveresize_orig_x = rect.x + rect.width / 2 - width / 2; mv_resize->moveresize_orig_y = rect.y + rect.height / 2 - height / 2; break; case GDK_GRAVITY_EAST: mv_resize->moveresize_orig_x = rect.x + rect.width - width; mv_resize->moveresize_orig_y = rect.y + rect.height / 2 - height / 2; break; case GDK_GRAVITY_SOUTH_WEST: mv_resize->moveresize_orig_x = rect.x; mv_resize->moveresize_orig_y = rect.y + rect.height - height; break; case GDK_GRAVITY_SOUTH: mv_resize->moveresize_orig_x = rect.x + rect.width / 2 - width / 2; mv_resize->moveresize_orig_y = rect.y + rect.height - height; break; case GDK_GRAVITY_SOUTH_EAST: mv_resize->moveresize_orig_x = rect.x + rect.width - width; mv_resize->moveresize_orig_y = rect.y + rect.height - height; break; case GDK_GRAVITY_STATIC: default: mv_resize->moveresize_orig_x = rect.x; mv_resize->moveresize_orig_y = rect.y; break; } } } static void emulate_resize_drag (GdkWindow *window, GdkWindowEdge edge, GdkDevice *device, gint button, gint root_x, gint root_y, guint32 timestamp) { MoveResizeData *mv_resize = get_move_resize_data (GDK_WINDOW_DISPLAY (window), TRUE); if (mv_resize->moveresize_window != NULL) return; /* already a drag operation in progress */ mv_resize->is_resize = TRUE; mv_resize->moveresize_button = button; mv_resize->resize_edge = edge; mv_resize->device = device; mv_resize->moveresize_x = root_x; mv_resize->moveresize_y = root_y; mv_resize->moveresize_window = g_object_ref (window); mv_resize->moveresize_orig_width = gdk_window_get_width (window); mv_resize->moveresize_orig_height = gdk_window_get_height (window); mv_resize->moveresize_geom_mask = 0; gdk_window_get_geometry_hints (window, &mv_resize->moveresize_geometry, &mv_resize->moveresize_geom_mask); calculate_unmoving_origin (mv_resize); create_moveresize_window (mv_resize, timestamp); } static void emulate_move_drag (GdkWindow *window, GdkDevice *device, gint button, gint root_x, gint root_y, guint32 timestamp) { MoveResizeData *mv_resize = get_move_resize_data (GDK_WINDOW_DISPLAY (window), TRUE); if (mv_resize->moveresize_window != NULL) return; /* already a drag operation in progress */ mv_resize->is_resize = FALSE; mv_resize->device = device; mv_resize->moveresize_button = button; mv_resize->moveresize_x = root_x; mv_resize->moveresize_y = root_y; mv_resize->moveresize_window = g_object_ref (window); calculate_unmoving_origin (mv_resize); create_moveresize_window (mv_resize, timestamp); } static gboolean _should_perform_ewmh_drag (GdkWindow *window, GdkDevice *device) { GdkPointerWindowInfo *info; GdkDisplay *display; display = gdk_window_get_display (window); info = _gdk_display_get_pointer_info (display, device); if ((!info->last_slave || gdk_device_get_source (info->last_slave) != GDK_SOURCE_TOUCHSCREEN) && gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window), g_intern_static_string ("_NET_WM_MOVERESIZE"))) return TRUE; return FALSE; } static void gdk_x11_window_begin_resize_drag (GdkWindow *window, GdkWindowEdge edge, GdkDevice *device, gint button, gint root_x, gint root_y, guint32 timestamp) { if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) return; /* Avoid EWMH for touch devices */ if (_should_perform_ewmh_drag (window, device)) wmspec_resize_drag (window, edge, device, button, root_x, root_y, timestamp); else emulate_resize_drag (window, edge, device, button, root_x, root_y, timestamp); } static void gdk_x11_window_begin_move_drag (GdkWindow *window, GdkDevice *device, gint button, gint root_x, gint root_y, guint32 timestamp) { gint direction; if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL (window)) return; if (button == 0) direction = _NET_WM_MOVERESIZE_MOVE_KEYBOARD; else direction = _NET_WM_MOVERESIZE_MOVE; /* Avoid EWMH for touch devices */ if (_should_perform_ewmh_drag (window, device)) wmspec_moveresize (window, direction, device, button, root_x, root_y, timestamp); else emulate_move_drag (window, device, button, root_x, root_y, timestamp); } static gboolean gdk_x11_window_beep (GdkWindow *window) { GdkDisplay *display; display = GDK_WINDOW_DISPLAY (window); #ifdef HAVE_XKB if (GDK_X11_DISPLAY (display)->use_xkb) { XkbBell (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), 0, None); return TRUE; } #endif return FALSE; } static void gdk_x11_window_set_opacity (GdkWindow *window, gdouble opacity) { GdkDisplay *display; gulong cardinal; g_return_if_fail (GDK_IS_WINDOW (window)); if (GDK_WINDOW_DESTROYED (window) || !WINDOW_IS_TOPLEVEL (window)) return; display = gdk_window_get_display (window); if (opacity < 0) opacity = 0; else if (opacity > 1) opacity = 1; cardinal = opacity * 0xffffffff; if (cardinal == 0xffffffff) XDeleteProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_OPACITY")); else XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_OPACITY"), XA_CARDINAL, 32, PropModeReplace, (guchar *) &cardinal, 1); } static Bool timestamp_predicate (Display *display, XEvent *xevent, XPointer arg) { Window xwindow = GPOINTER_TO_UINT (arg); GdkDisplay *gdk_display = gdk_x11_lookup_xdisplay (display); if (xevent->type == PropertyNotify && xevent->xproperty.window == xwindow && xevent->xproperty.atom == gdk_x11_get_xatom_by_name_for_display (gdk_display, "GDK_TIMESTAMP_PROP")) return True; return False; } /** * gdk_x11_get_server_time: * @window: (type GdkX11Window): a #GdkWindow, used for communication * with the server. The window must have * GDK_PROPERTY_CHANGE_MASK in its events mask or a hang will * result. * * Routine to get the current X server time stamp. * * Returns: the time stamp. **/ guint32 gdk_x11_get_server_time (GdkWindow *window) { Display *xdisplay; Window xwindow; guchar c = 'a'; XEvent xevent; Atom timestamp_prop_atom; g_return_val_if_fail (GDK_IS_WINDOW (window), 0); g_return_val_if_fail (!GDK_WINDOW_DESTROYED (window), 0); xdisplay = GDK_WINDOW_XDISPLAY (window); xwindow = GDK_WINDOW_XID (window); timestamp_prop_atom = gdk_x11_get_xatom_by_name_for_display (GDK_WINDOW_DISPLAY (window), "GDK_TIMESTAMP_PROP"); XChangeProperty (xdisplay, xwindow, timestamp_prop_atom, timestamp_prop_atom, 8, PropModeReplace, &c, 1); XIfEvent (xdisplay, &xevent, timestamp_predicate, GUINT_TO_POINTER(xwindow)); return xevent.xproperty.time; } /** * gdk_x11_window_get_xid: * @window: (type GdkX11Window): a native #GdkWindow. * * Returns the X resource (window) belonging to a #GdkWindow. * * Returns: the ID of @drawable’s X resource. **/ XID gdk_x11_window_get_xid (GdkWindow *window) { if (!GDK_WINDOW_IS_X11 (window) || !_gdk_window_has_impl (window)) { g_warning (G_STRLOC " drawable is not a native X11 window"); return None; } return GDK_WINDOW_IMPL_X11 (window->impl)->xid; } static gint gdk_x11_window_get_scale_factor (GdkWindow *window) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); if (GDK_WINDOW_DESTROYED (window)) return 1; return impl->window_scale; } /** * gdk_x11_window_set_frame_sync_enabled: * @window: (type GdkX11Window): a native #GdkWindow * @frame_sync_enabled: whether frame-synchronization should be enabled * * This function can be used to disable frame synchronization for a window. * Normally frame synchronziation will be enabled or disabled based on whether * the system has a compositor that supports frame synchronization, but if * the window is not directly managed by the window manager, then frame * synchronziation may need to be disabled. This is the case for a window * embedded via the XEMBED protocol. * * Since: 3.8 */ void gdk_x11_window_set_frame_sync_enabled (GdkWindow *window, gboolean frame_sync_enabled) { if (!GDK_WINDOW_IS_X11 (window) || !_gdk_window_has_impl (window)) { g_warning (G_STRLOC " drawable is not a native X11 window"); return; } GDK_WINDOW_IMPL_X11 (window->impl)->frame_sync_enabled = FALSE; } static void gdk_x11_window_set_opaque_region (GdkWindow *window, cairo_region_t *region) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); GdkDisplay *display; int nitems; gulong *data; if (GDK_WINDOW_DESTROYED (window)) return; if (region != NULL) { int i, nrects; nrects = cairo_region_num_rectangles (region); nitems = nrects * 4; data = g_new (gulong, nitems); for (i = 0; i < nrects; i++) { cairo_rectangle_int_t rect; cairo_region_get_rectangle (region, i, &rect); data[i*4+0] = rect.x * impl->window_scale; data[i*4+1] = rect.y * impl->window_scale; data[i*4+2] = rect.width * impl->window_scale; data[i*4+3] = rect.height * impl->window_scale; } } else { nitems = 0; data = NULL; } display = gdk_window_get_display (window); XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_OPAQUE_REGION"), XA_CARDINAL, 32, PropModeReplace, (guchar *) data, nitems); g_free (data); } static gboolean gdk_x11_window_show_window_menu (GdkWindow *window, GdkEvent *event) { GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (window->impl); GdkDisplay *display = GDK_WINDOW_DISPLAY (window); GdkDevice *device; int device_id; double x_root, y_root; XClientMessageEvent xclient = { 0 }; switch ((guint) event->any.type) { case GDK_BUTTON_PRESS: case GDK_BUTTON_RELEASE: break; default: return FALSE; } if (!gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window), g_intern_static_string ("_GTK_SHOW_WINDOW_MENU"))) return FALSE; gdk_event_get_root_coords (event, &x_root, &y_root); device = gdk_event_get_device (event); g_object_get (G_OBJECT (device), "device-id", &device_id, NULL); /* Ungrab the implicit grab */ gdk_seat_ungrab (gdk_device_get_seat (device)); xclient.type = ClientMessage; xclient.window = GDK_WINDOW_XID (window); xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_GTK_SHOW_WINDOW_MENU"); xclient.data.l[0] = device_id; xclient.data.l[1] = x_root * impl->window_scale; xclient.data.l[2] = y_root * impl->window_scale; xclient.format = 32; XSendEvent (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XROOTWIN (window), False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&xclient); return TRUE; } static void gdk_window_impl_x11_class_init (GdkWindowImplX11Class *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); GdkWindowImplClass *impl_class = GDK_WINDOW_IMPL_CLASS (klass); object_class->finalize = gdk_window_impl_x11_finalize; impl_class->ref_cairo_surface = gdk_x11_ref_cairo_surface; impl_class->show = gdk_window_x11_show; impl_class->hide = gdk_window_x11_hide; impl_class->withdraw = gdk_window_x11_withdraw; impl_class->set_events = gdk_window_x11_set_events; impl_class->get_events = gdk_window_x11_get_events; impl_class->raise = gdk_window_x11_raise; impl_class->lower = gdk_window_x11_lower; impl_class->restack_toplevel = gdk_window_x11_restack_toplevel; impl_class->move_resize = gdk_window_x11_move_resize; impl_class->get_geometry = gdk_window_x11_get_geometry; impl_class->get_root_coords = gdk_window_x11_get_root_coords; impl_class->get_device_state = gdk_window_x11_get_device_state; impl_class->shape_combine_region = gdk_window_x11_shape_combine_region; impl_class->input_shape_combine_region = gdk_window_x11_input_shape_combine_region; impl_class->queue_antiexpose = _gdk_x11_window_queue_antiexpose; impl_class->destroy = gdk_x11_window_destroy; impl_class->beep = gdk_x11_window_beep; impl_class->focus = gdk_x11_window_focus; impl_class->set_type_hint = gdk_x11_window_set_type_hint; impl_class->get_type_hint = gdk_x11_window_get_type_hint; impl_class->set_modal_hint = gdk_x11_window_set_modal_hint; impl_class->set_skip_taskbar_hint = gdk_x11_window_set_skip_taskbar_hint; impl_class->set_skip_pager_hint = gdk_x11_window_set_skip_pager_hint; impl_class->set_urgency_hint = gdk_x11_window_set_urgency_hint; impl_class->set_geometry_hints = gdk_x11_window_set_geometry_hints; impl_class->set_title = gdk_x11_window_set_title; impl_class->set_role = gdk_x11_window_set_role; impl_class->set_startup_id = gdk_x11_window_set_startup_id; impl_class->set_transient_for = gdk_x11_window_set_transient_for; impl_class->get_frame_extents = gdk_x11_window_get_frame_extents; impl_class->set_accept_focus = gdk_x11_window_set_accept_focus; impl_class->set_focus_on_map = gdk_x11_window_set_focus_on_map; impl_class->set_icon_list = gdk_x11_window_set_icon_list; impl_class->set_icon_name = gdk_x11_window_set_icon_name; impl_class->iconify = gdk_x11_window_iconify; impl_class->deiconify = gdk_x11_window_deiconify; impl_class->stick = gdk_x11_window_stick; impl_class->unstick = gdk_x11_window_unstick; impl_class->maximize = gdk_x11_window_maximize; impl_class->unmaximize = gdk_x11_window_unmaximize; impl_class->fullscreen = gdk_x11_window_fullscreen; impl_class->fullscreen_on_monitor = gdk_x11_window_fullscreen_on_monitor; impl_class->apply_fullscreen_mode = gdk_x11_window_apply_fullscreen_mode; impl_class->unfullscreen = gdk_x11_window_unfullscreen; impl_class->set_keep_above = gdk_x11_window_set_keep_above; impl_class->set_keep_below = gdk_x11_window_set_keep_below; impl_class->get_group = gdk_x11_window_get_group; impl_class->set_group = gdk_x11_window_set_group; impl_class->set_decorations = gdk_x11_window_set_decorations; impl_class->get_decorations = gdk_x11_window_get_decorations; impl_class->set_functions = gdk_x11_window_set_functions; impl_class->begin_resize_drag = gdk_x11_window_begin_resize_drag; impl_class->begin_move_drag = gdk_x11_window_begin_move_drag; impl_class->set_opacity = gdk_x11_window_set_opacity; impl_class->destroy_notify = gdk_x11_window_destroy_notify; impl_class->register_dnd = _gdk_x11_window_register_dnd; impl_class->drag_begin = _gdk_x11_window_drag_begin; impl_class->get_scale_factor = gdk_x11_window_get_scale_factor; impl_class->set_opaque_region = gdk_x11_window_set_opaque_region; impl_class->set_shadow_width = gdk_x11_window_set_shadow_width; impl_class->show_window_menu = gdk_x11_window_show_window_menu; impl_class->create_gl_context = gdk_x11_window_create_gl_context; impl_class->get_unscaled_size = gdk_x11_window_get_unscaled_size; impl_class->supports_edge_constraints = gdk_x11_window_supports_edge_constraints; }