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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"><title>X Window System Interaction</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2"><link rel="start" href="index.html" title="GDK Reference Manual"><link rel="up" href="reference.html" title="API Reference"><link rel="prev" href="gdk-Cairo-Interaction.html" title="Cairo Interaction"><link rel="next" href="ix01.html" title="Index"><meta name="generator" content="GTK-Doc V1.9 (XML mode)"><link rel="stylesheet" href="style.css" type="text/css"><link rel="reference" href="reference.html" title="API Reference"><link rel="index" href="ix01.html" title="Index"><link rel="index" href="ix02.html" title="Index of deprecated symbols"><link rel="index" href="ix03.html" title="Index of new symbols in 2.2"><link rel="index" href="ix04.html" title="Index of new symbols in 2.4"><link rel="index" href="ix05.html" title="Index of new 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class="shortcuts"><nobr><a href="#id3302571" class="shortcut">Top</a>  |  <a href="#id3304385" class="shortcut">Description</a></nobr></td></tr></table><div class="refentry" lang="en"><a name="gdk-X-Window-System-Interaction"></a><div class="titlepage"></div><div class="refnamediv"><table width="100%"><tr><td valign="top"><h2><a name="id3302571"></a><span class="refentrytitle">X Window System Interaction</span></h2><p>X Window System Interaction — X backend-specific functions</p></td><td valign="top" align="right"></td></tr></table></div><div class="refsynopsisdiv"><h2>Synopsis</h2><pre class="synopsis">#include <gdk/gdkx.h>#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-ROOT-WINDOW:CAPS">GDK_ROOT_WINDOW</a> ()#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-ROOT-PARENT:CAPS">GDK_ROOT_PARENT</a> ()#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-DISPLAY:CAPS">GDK_DISPLAY</a> ()#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-WINDOW-XDISPLAY:CAPS">GDK_WINDOW_XDISPLAY</a> (win)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-WINDOW-XID:CAPS">GDK_WINDOW_XID</a> (win)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-PIXMAP-XDISPLAY:CAPS">GDK_PIXMAP_XDISPLAY</a> (pix)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-PIXMAP-XID:CAPS">GDK_PIXMAP_XID</a> (pix)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-DISPLAY-XDISPLAY:CAPS">GDK_DISPLAY_XDISPLAY</a> (display)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-DRAWABLE-XDISPLAY:CAPS">GDK_DRAWABLE_XDISPLAY</a> (win)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-DRAWABLE-XID:CAPS">GDK_DRAWABLE_XID</a> (win)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-IMAGE-XDISPLAY:CAPS">GDK_IMAGE_XDISPLAY</a> (image)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-IMAGE-XIMAGE:CAPS">GDK_IMAGE_XIMAGE</a> (image)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-GC-XDISPLAY:CAPS">GDK_GC_XDISPLAY</a> (gc)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-COLORMAP-XDISPLAY:CAPS">GDK_COLORMAP_XDISPLAY</a> (cmap)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-COLORMAP-XCOLORMAP:CAPS">GDK_COLORMAP_XCOLORMAP</a> (cmap)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-SCREEN-XDISPLAY:CAPS">GDK_SCREEN_XDISPLAY</a> (screen)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-SCREEN-XNUMBER:CAPS">GDK_SCREEN_XNUMBER</a> (screen)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-SCREEN-XSCREEN:CAPS">GDK_SCREEN_XSCREEN</a> (screen)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-VISUAL-XVISUAL:CAPS">GDK_VISUAL_XVISUAL</a> (vis)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-FONT-XDISPLAY:CAPS">GDK_FONT_XDISPLAY</a> (font)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-FONT-XFONT:CAPS">GDK_FONT_XFONT</a> (font)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-CURSOR-XCURSOR:CAPS">GDK_CURSOR_XCURSOR</a> (cursor)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-CURSOR-XDISPLAY:CAPS">GDK_CURSOR_XDISPLAY</a> (cursor)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-GC-XGC:CAPS">GDK_GC_XGC</a> (gc)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-GC-GET-XGC:CAPS">GDK_GC_GET_XGC</a> (gc)#define <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-WINDOW-XWINDOW:CAPS">GDK_WINDOW_XWINDOW</a><a class="link" href="gdk-Visuals.html#GdkVisual">GdkVisual</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdkx-visual-get">gdkx_visual_get</a> (VisualID xvisualid);<a class="link" href="gdk-Colormaps-and-Colors.html#GdkColormap">GdkColormap</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdkx-colormap-get">gdkx_colormap_get</a> (Colormap xcolormap);<a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap">GdkPixmap</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-pixmap-foreign-new">gdk_pixmap_foreign_new</a> (<a class="link" href="gdk-Event-Structures.html#GdkNativeWindow">GdkNativeWindow</a> anid);<a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap">GdkPixmap</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-pixmap-foreign-new-for-display">gdk_pixmap_foreign_new_for_display</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display, <a class="link" href="gdk-Event-Structures.html#GdkNativeWindow">GdkNativeWindow</a> anid);<a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap">GdkPixmap</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-pixmap-foreign-new-for-screen">gdk_pixmap_foreign_new_for_screen</a> (<a class="link" href="GdkScreen.html" title="GdkScreen">GdkScreen</a> *screen, <a class="link" href="gdk-Event-Structures.html#GdkNativeWindow">GdkNativeWindow</a> anid, <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint">gint</a> width, <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint">gint</a> height, <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint">gint</a> depth);<a class="link" href="gdk-Windows.html#GdkWindow">GdkWindow</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-window-foreign-new">gdk_window_foreign_new</a> (<a class="link" href="gdk-Event-Structures.html#GdkNativeWindow">GdkNativeWindow</a> anid);<a class="link" href="gdk-Windows.html#GdkWindow">GdkWindow</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-window-foreign-new-for-display">gdk_window_foreign_new_for_display</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display, <a class="link" href="gdk-Event-Structures.html#GdkNativeWindow">GdkNativeWindow</a> anid);<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer">gpointer</a> <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-xid-table-lookup">gdk_xid_table_lookup</a> (XID xid);<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer">gpointer</a> <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-xid-table-lookup-for-display">gdk_xid_table_lookup_for_display</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display, XID xid);<a class="link" href="gdk-Windows.html#GdkWindow">GdkWindow</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-window-lookup">gdk_window_lookup</a> (<a class="link" href="gdk-Event-Structures.html#GdkNativeWindow">GdkNativeWindow</a> anid);<a class="link" href="gdk-Windows.html#GdkWindow">GdkWindow</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-window-lookup-for-display">gdk_window_lookup_for_display</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display, <a class="link" href="gdk-Event-Structures.html#GdkNativeWindow">GdkNativeWindow</a> anid);<a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap">GdkPixmap</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-pixmap-lookup">gdk_pixmap_lookup</a> (<a class="link" href="gdk-Event-Structures.html#GdkNativeWindow">GdkNativeWindow</a> anid);<a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap">GdkPixmap</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-pixmap-lookup-for-display">gdk_pixmap_lookup_for_display</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display, <a class="link" href="gdk-Event-Structures.html#GdkNativeWindow">GdkNativeWindow</a> anid);#define <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-font-lookup">gdk_font_lookup</a> (xid)#define <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-font-lookup-for-display">gdk_font_lookup_for_display</a> (display, xid)<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-lookup-xdisplay">gdk_x11_lookup_xdisplay</a> (Display *xdisplay);<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32">guint32</a> <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-get-server-time">gdk_x11_get_server_time</a> (<a class="link" href="gdk-Windows.html#GdkWindow">GdkWindow</a> *window);<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean">gboolean</a> <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-net-wm-supports">gdk_net_wm_supports</a> (<a class="link" href="gdk-Properties-and-Atoms.html#GdkAtom">GdkAtom</a> property);<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean">gboolean</a> <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-screen-supports-net-wm-hint">gdk_x11_screen_supports_net_wm_hint</a> (<a class="link" href="GdkScreen.html" title="GdkScreen">GdkScreen</a> *screen, <a class="link" href="gdk-Properties-and-Atoms.html#GdkAtom">GdkAtom</a> property);const char* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-screen-get-window-manager-name">gdk_x11_screen_get_window_manager_name</a> (<a class="link" href="GdkScreen.html" title="GdkScreen">GdkScreen</a> *screen);<a class="link" href="gdk-Visuals.html#GdkVisual">GdkVisual</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-screen-lookup-visual">gdk_x11_screen_lookup_visual</a> (<a class="link" href="GdkScreen.html" title="GdkScreen">GdkScreen</a> *screen, VisualID xvisualid);void <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-window-set-user-time">gdk_x11_window_set_user_time</a> (<a class="link" href="gdk-Windows.html#GdkWindow">GdkWindow</a> *window, <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32">guint32</a> timestamp);void <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-window-move-to-current-desktop">gdk_x11_window_move_to_current_desktop</a> (<a class="link" href="gdk-Windows.html#GdkWindow">GdkWindow</a> *window);<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32">guint32</a> <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-display-get-user-time">gdk_x11_display_get_user_time</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display);<a class="link" href="gdk-Colormaps-and-Colors.html#GdkColormap">GdkColormap</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-colormap-foreign-new">gdk_x11_colormap_foreign_new</a> (<a class="link" href="gdk-Visuals.html#GdkVisual">GdkVisual</a> *visual, Colormap xcolormap);Colormap <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-colormap-get-xcolormap">gdk_x11_colormap_get_xcolormap</a> (<a class="link" href="gdk-Colormaps-and-Colors.html#GdkColormap">GdkColormap</a> *colormap);Display* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-colormap-get-xdisplay">gdk_x11_colormap_get_xdisplay</a> (<a class="link" href="gdk-Colormaps-and-Colors.html#GdkColormap">GdkColormap</a> *colormap);Cursor <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-cursor-get-xcursor">gdk_x11_cursor_get_xcursor</a> (<a class="link" href="gdk-Cursors.html#GdkCursor">GdkCursor</a> *cursor);Display* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-cursor-get-xdisplay">gdk_x11_cursor_get_xdisplay</a> (<a class="link" href="gdk-Cursors.html#GdkCursor">GdkCursor</a> *cursor);void <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-display-broadcast-startup-message">gdk_x11_display_broadcast_startup_message</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display, const char *message_type, ...);const <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar">gchar</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-display-get-startup-notification-id">gdk_x11_display_get_startup_notification_id</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display);Display* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-display-get-xdisplay">gdk_x11_display_get_xdisplay</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display);void <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-display-grab">gdk_x11_display_grab</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display);void <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-display-ungrab">gdk_x11_display_ungrab</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display);void <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-display-set-cursor-theme">gdk_x11_display_set_cursor_theme</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display, const <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar">gchar</a> *theme, const <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint">gint</a> size);void <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-register-standard-event-type">gdk_x11_register_standard_event_type</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display, <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint">gint</a> event_base, <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint">gint</a> n_events);Display* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-drawable-get-xdisplay">gdk_x11_drawable_get_xdisplay</a> (<a class="link" href="gdk-Drawing-Primitives.html#GdkDrawable">GdkDrawable</a> *drawable);XID <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-drawable-get-xid">gdk_x11_drawable_get_xid</a> (<a class="link" href="gdk-Drawing-Primitives.html#GdkDrawable">GdkDrawable</a> *drawable);const char* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-font-get-name">gdk_x11_font_get_name</a> (<a class="link" href="gdk-Fonts.html#GdkFont">GdkFont</a> *font);Display* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-font-get-xdisplay">gdk_x11_font_get_xdisplay</a> (<a class="link" href="gdk-Fonts.html#GdkFont">GdkFont</a> *font);<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer">gpointer</a> <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-font-get-xfont">gdk_x11_font_get_xfont</a> (<a class="link" href="gdk-Fonts.html#GdkFont">GdkFont</a> *font);Display* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-gc-get-xdisplay">gdk_x11_gc_get_xdisplay</a> (<a class="link" href="gdk-Graphics-Contexts.html#GdkGC">GdkGC</a> *gc);GC <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-gc-get-xgc">gdk_x11_gc_get_xgc</a> (<a class="link" href="gdk-Graphics-Contexts.html#GdkGC">GdkGC</a> *gc);Window <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-get-default-root-xwindow">gdk_x11_get_default_root_xwindow</a> (void);<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint">gint</a> <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-get-default-screen">gdk_x11_get_default_screen</a> (void);Display* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-get-default-xdisplay">gdk_x11_get_default_xdisplay</a> (void);void <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-grab-server">gdk_x11_grab_server</a> (void);Display* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-image-get-xdisplay">gdk_x11_image_get_xdisplay</a> (<a class="link" href="gdk-Images.html#GdkImage">GdkImage</a> *image);XImage* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-image-get-ximage">gdk_x11_image_get_ximage</a> (<a class="link" href="gdk-Images.html#GdkImage">GdkImage</a> *image);int <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-screen-get-screen-number">gdk_x11_screen_get_screen_number</a> (<a class="link" href="GdkScreen.html" title="GdkScreen">GdkScreen</a> *screen);Screen* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-screen-get-xscreen">gdk_x11_screen_get_xscreen</a> (<a class="link" href="GdkScreen.html" title="GdkScreen">GdkScreen</a> *screen);void <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-ungrab-server">gdk_x11_ungrab_server</a> (void);Visual* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-visual-get-xvisual">gdk_x11_visual_get_xvisual</a> (<a class="link" href="gdk-Visuals.html#GdkVisual">GdkVisual</a> *visual);Atom <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-atom-to-xatom">gdk_x11_atom_to_xatom</a> (<a class="link" href="gdk-Properties-and-Atoms.html#GdkAtom">GdkAtom</a> atom);Atom <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-atom-to-xatom-for-display">gdk_x11_atom_to_xatom_for_display</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display, <a class="link" href="gdk-Properties-and-Atoms.html#GdkAtom">GdkAtom</a> atom);<a class="link" href="gdk-Properties-and-Atoms.html#GdkAtom">GdkAtom</a> <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-xatom-to-atom">gdk_x11_xatom_to_atom</a> (Atom xatom);<a class="link" href="gdk-Properties-and-Atoms.html#GdkAtom">GdkAtom</a> <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-xatom-to-atom-for-display">gdk_x11_xatom_to_atom_for_display</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display, Atom xatom);Atom <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-get-xatom-by-name">gdk_x11_get_xatom_by_name</a> (const <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar">gchar</a> *atom_name);Atom <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-get-xatom-by-name-for-display">gdk_x11_get_xatom_by_name_for_display</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display, const <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar">gchar</a> *atom_name);const <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar">gchar</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-get-xatom-name">gdk_x11_get_xatom_name</a> (Atom xatom);const <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar">gchar</a>* <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-get-xatom-name-for-display">gdk_x11_get_xatom_name_for_display</a> (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display, Atom xatom);</pre></div><div class="refsect1" lang="en"><a name="id3304385"></a><h2>Description</h2><p></p></div><div class="refsect1" lang="en"><a name="id3304399"></a><h2>Details</h2><div class="refsect2" lang="en"><a name="id3304410"></a><h3><a name="GDK-ROOT-WINDOW:CAPS"></a>GDK_ROOT_WINDOW()</h3><a class="indexterm" name="id3304423"></a><pre class="programlisting">#define GDK_ROOT_WINDOW() (gdk_x11_get_default_root_xwindow ())</pre><p>Obtains the Xlib window id of the root window of the current screen. </p></div><hr><div class="refsect2" lang="en"><a name="id3304440"></a><h3><a name="GDK-ROOT-PARENT:CAPS"></a>GDK_ROOT_PARENT()</h3><a class="indexterm" name="id3304456"></a><pre class="programlisting">#define GDK_ROOT_PARENT() (gdk_get_default_root_window ())</pre><div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;"><h3 class="title">Warning</h3><p><code class="literal">GDK_ROOT_PARENT</code> is deprecated and should not be used in newly-written code.</p></div><p>Obtains the Xlib window id of the root window of the default screen.</p></div><hr><div class="refsect2" lang="en"><a name="id3304486"></a><h3><a name="GDK-DISPLAY:CAPS"></a>GDK_DISPLAY()</h3><a class="indexterm" name="id3304498"></a><pre class="programlisting">#define GDK_DISPLAY() gdk_display</pre><p>The current display.</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td><td>an Xlib <span class="type">Display*</span>.⌨️ 快捷键说明
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