Merge pull request #1638 from hwangcc23/fix-1489

[i3/i3] / include / ewmh.h

diff --git a/include/ewmh.h b/include/ewmh.h
index 2f2bf431dacdc98961fd35e2c273dc970431518c..8fb7902a7d7adc911a19a0ddf4bc903f290de207 100644 (file)
--- a/include/ewmh.h
+++ b/include/ewmh.h
@@ -2,14 +2,12 @@
  * vim:ts=4:sw=4:expandtab
  *
  * i3 - an improved dynamic tiling window manager
+ * © 2009 Michael Stapelberg and contributors (see also: LICENSE)
  *
- * © 2009 Michael Stapelberg and contributors
- *
- * See file LICENSE for license information.
+ * ewmh.c: Get/set certain EWMH properties easily.
  *
  */
-#ifndef _EWMH_C
-#define _EWMH_C
+#pragma once
 
 /**
  * Updates _NET_CURRENT_DESKTOP with the current desktop number.
@@ -18,7 +16,25 @@
  * and _NET_NUMBER_OF_DESKTOPS - 1.
  *
  */
-void ewmh_update_current_desktop();
+void ewmh_update_current_desktop(void);
+
+/**
+ * Updates _NET_NUMBER_OF_DESKTOPS which we interpret as the number of
+ * noninternal workspaces.
+ */
+void ewmh_update_number_of_desktops(void);
+
+/**
+ * Updates _NET_DESKTOP_NAMES: "The names of all virtual desktops. This is a
+ * list of NULL-terminated strings in UTF-8 encoding"
+ */
+void ewmh_update_desktop_names(void);
+
+/**
+ * Updates _NET_DESKTOP_VIEWPORT, which is an array of pairs of cardinals that
+ * define the top left corner of each desktop's viewport.
+ */
+void ewmh_update_desktop_viewport(void);
 
 /**
  * Updates _NET_ACTIVE_WINDOW with the currently focused window.
@@ -30,13 +46,41 @@ void ewmh_update_current_desktop();
 void ewmh_update_active_window(xcb_window_t window);
 
 /**
- * Updates the workarea for each desktop.
+ * Updates the _NET_CLIENT_LIST hint. Used for window listers.
+ */
+void ewmh_update_client_list(xcb_window_t *list, int num_windows);
+
+/**
+ * Updates the _NET_CLIENT_LIST_STACKING hint. Necessary to move tabs in
+ * Chromium correctly.
+ *
+ * EWMH: These arrays contain all X Windows managed by the Window Manager.
+ * _NET_CLIENT_LIST has initial mapping order, starting with the oldest window.
+ * _NET_CLIENT_LIST_STACKING has bottom-to-top stacking order. These properties
+ * SHOULD be set and updated by the Window Manager.
+ *
+ */
+void ewmh_update_client_list_stacking(xcb_window_t *stack, int num_windows);
+
+/**
+ * Set up the EWMH hints on the root window.
+ *
+ */
+void ewmh_setup_hints(void);
+
+/**
+ * i3 currently does not support _NET_WORKAREA, because it does not correspond
+ * to i3’s concept of workspaces. See also:
+ * http://bugs.i3wm.org/539
+ * http://bugs.i3wm.org/301
+ * http://bugs.i3wm.org/1038
+ *
+ * We need to actively delete this property because some display managers (e.g.
+ * LightDM) set it.
  *
  * EWMH: Contains a geometry for each desktop. These geometries specify an area
  * that is completely contained within the viewport. Work area SHOULD be used by
  * desktop applications to place desktop icons appropriately.
  *
  */
-void ewmh_update_workarea();
-
-#endif
+void ewmh_update_workarea(void);