* vim:ts=4:sw=4:expandtab
*
* i3 - an improved dynamic tiling window manager
+ * © 2009-2011 Michael Stapelberg and contributors (see also: LICENSE)
*
- * © 2009 Michael Stapelberg and contributors
- *
- * See file LICENSE for license information.
- *
- * ewmh.c: Functions to get/set certain EWMH properties easily.
+ * ewmh.c: Get/set certain EWMH properties easily.
*
*/
-
#include "all.h"
/*
* and _NET_NUMBER_OF_DESKTOPS - 1.
*
*/
-void ewmh_update_current_desktop() {
+void ewmh_update_current_desktop(void) {
Con *focused_ws = con_get_workspace(focused);
Con *output;
uint32_t idx = 0;
TAILQ_FOREACH(ws, &(output_get_content(output)->nodes_head), nodes) {
if (ws == focused_ws) {
xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root,
- atoms[_NET_CURRENT_DESKTOP], CARDINAL, 32, 1, &idx);
+ A__NET_CURRENT_DESKTOP, XCB_ATOM_CARDINAL, 32, 1, &idx);
return;
}
++idx;
*/
void ewmh_update_active_window(xcb_window_t window) {
xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root,
- atoms[_NET_ACTIVE_WINDOW], WINDOW, 32, 1, &window);
+ A__NET_ACTIVE_WINDOW, XCB_ATOM_WINDOW, 32, 1, &window);
}
/*
* Updates the workarea for each desktop.
*
+ * This function is not called at the moment due to:
+ * http://bugs.i3wm.org/539
+ * http://bugs.i3wm.org/301
+ *
* 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() {
+void ewmh_update_workarea(void) {
int num_workspaces = 0, count = 0;
Rect last_rect = {0, 0, 0, 0};
Con *output;
}
}
xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root,
- atoms[_NET_WORKAREA], CARDINAL, 32,
+ A__NET_WORKAREA, XCB_ATOM_CARDINAL, 32,
num_workspaces * (sizeof(Rect) / sizeof(uint32_t)),
workarea);
free(workarea);
xcb_flush(conn);
}
+
+/*
+ * Updates the _NET_CLIENT_LIST_STACKING hint.
+ *
+ */
+void ewmh_update_client_list_stacking(xcb_window_t *stack, int num_windows) {
+ xcb_change_property(
+ conn,
+ XCB_PROP_MODE_REPLACE,
+ root,
+ A__NET_CLIENT_LIST_STACKING,
+ XCB_ATOM_WINDOW,
+ 32,
+ num_windows,
+ stack);
+}
+
+/*
+ * Set up the EWMH hints on the root window.
+ *
+ */
+void ewmh_setup_hints(void) {
+ xcb_atom_t supported_atoms[] = {
+#define xmacro(atom) A_ ## atom,
+#include "atoms.xmacro"
+#undef xmacro
+ };
+
+ /* Set up the window manager’s name. According to EWMH, section "Root Window
+ * Properties", to indicate that an EWMH-compliant window manager is
+ * present, a child window has to be created (and kept alive as long as the
+ * window manager is running) which has the _NET_SUPPORTING_WM_CHECK and
+ * _NET_WM_ATOMS. */
+ xcb_window_t child_window = xcb_generate_id(conn);
+ xcb_create_window(
+ conn,
+ XCB_COPY_FROM_PARENT, /* depth */
+ child_window, /* window id */
+ root, /* parent */
+ 0, 0, 1, 1, /* dimensions (x, y, w, h) */
+ 0, /* border */
+ XCB_WINDOW_CLASS_INPUT_ONLY, /* window class */
+ XCB_COPY_FROM_PARENT, /* visual */
+ 0,
+ NULL);
+ xcb_change_property(conn, XCB_PROP_MODE_REPLACE, child_window, A__NET_SUPPORTING_WM_CHECK, XCB_ATOM_WINDOW, 32, 1, &child_window);
+ xcb_change_property(conn, XCB_PROP_MODE_REPLACE, child_window, A__NET_WM_NAME, A_UTF8_STRING, 8, strlen("i3"), "i3");
+ xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root, A__NET_SUPPORTING_WM_CHECK, XCB_ATOM_WINDOW, 32, 1, &child_window);
+
+ /* I’m not entirely sure if we need to keep _NET_WM_NAME on root. */
+ xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root, A__NET_WM_NAME, A_UTF8_STRING, 8, strlen("i3"), "i3");
+
+ xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root, A__NET_SUPPORTED, XCB_ATOM_ATOM, 32, 16, supported_atoms);
+}