Let menus place themselves on monitors where the mouse is not present
[mikachu/openbox.git] / openbox / screen.c
index 381753a..35c9f54 100644 (file)
@@ -26,6 +26,7 @@
 #include "startupnotify.h"
 #include "moveresize.h"
 #include "config.h"
+#include "mainloop.h"
 #include "screen.h"
 #include "client.h"
 #include "session.h"
 #define ROOT_EVENTMASK (StructureNotifyMask | PropertyChangeMask | \
                         EnterWindowMask | LeaveWindowMask | \
                         SubstructureRedirectMask | FocusChangeMask | \
-                        ButtonPressMask | ButtonReleaseMask | ButtonMotionMask)
+                        ButtonPressMask | ButtonReleaseMask)
 
 static gboolean screen_validate_layout(ObDesktopLayout *l);
-static gboolean replace_wm();
-
-guint    screen_num_desktops;
-guint    screen_num_monitors;
-guint    screen_desktop;
-guint    screen_last_desktop;
-Size     screen_physical_size;
-gboolean screen_showing_desktop;
+static gboolean replace_wm(void);
+static void     screen_tell_ksplash(void);
+static void     screen_fallback_focus(void);
+
+guint           screen_num_desktops;
+guint           screen_num_monitors;
+guint           screen_desktop;
+guint           screen_last_desktop;
+gboolean        screen_showing_desktop;
 ObDesktopLayout screen_desktop_layout;
-gchar  **screen_desktop_names;
-Window   screen_support_win;
-Time     screen_desktop_user_time = CurrentTime;
-
-static Rect  **area; /* array of desktop holding array of xinerama areas */
-static Rect  *monitor_area;
-
-static ObPagerPopup *desktop_cycle_popup;
-
-static gboolean replace_wm()
+gchar         **screen_desktop_names;
+Window          screen_support_win;
+Time            screen_desktop_user_time = CurrentTime;
+
+static Size     screen_physical_size;
+static guint    screen_old_desktop;
+static gboolean screen_desktop_timeout = TRUE;
+/*! An array of desktops, holding an array of areas per monitor */
+static Rect  *monitor_area = NULL;
+/*! An array of desktops, holding an array of struts */
+static GSList *struts_top = NULL;
+static GSList *struts_left = NULL;
+static GSList *struts_right = NULL;
+static GSList *struts_bottom = NULL;
+
+static ObPagerPopup *desktop_popup;
+
+/*! The number of microseconds that you need to be on a desktop before it will
+  replace the remembered "last desktop" */
+#define REMEMBER_LAST_DESKTOP_TIME 750000
+
+static gboolean replace_wm(void)
 {
     gchar *wm_sn;
     Atom wm_sn_atom;
@@ -101,22 +115,7 @@ static gboolean replace_wm()
             current_wm_sn_owner = None;
     }
 
-    {
-        /* Generate a timestamp */
-        XEvent event;
-
-        XSelectInput(ob_display, screen_support_win, PropertyChangeMask);
-
-        XChangeProperty(ob_display, screen_support_win,
-                        prop_atoms.wm_class, prop_atoms.string,
-                        8, PropModeAppend, NULL, 0);
-        XWindowEvent(ob_display, screen_support_win,
-                     PropertyChangeMask, &event);
-
-        XSelectInput(ob_display, screen_support_win, NoEventMask);
-
-        timestamp = event.xproperty.time;
-    }
+    timestamp = event_get_server_time();
 
     XSetSelectionOwner(ob_display, wm_sn_atom, screen_support_win,
                        timestamp);
@@ -156,7 +155,7 @@ static gboolean replace_wm()
     return TRUE;
 }
 
-gboolean screen_annex()
+gboolean screen_annex(void)
 {
     XSetWindowAttributes attrib;
     pid_t pid;
@@ -166,12 +165,14 @@ gboolean screen_annex()
 
     /* create the netwm support window */
     attrib.override_redirect = TRUE;
+    attrib.event_mask = PropertyChangeMask;
     screen_support_win = XCreateWindow(ob_display,
                                        RootWindow(ob_display, ob_screen),
                                        -100, -100, 1, 1, 0,
                                        CopyFromParent, InputOutput,
                                        CopyFromParent,
-                                       CWOverrideRedirect, &attrib);
+                                       CWEventMask | CWOverrideRedirect,
+                                       &attrib);
     XMapWindow(ob_display, screen_support_win);
     XLowerWindow(ob_display, screen_support_win);
 
@@ -277,7 +278,9 @@ gboolean screen_annex()
     supported[i++] = prop_atoms.net_moveresize_window;
     supported[i++] = prop_atoms.net_wm_moveresize;
     supported[i++] = prop_atoms.net_wm_user_time;
+/*
     supported[i++] = prop_atoms.net_wm_user_time_window;
+*/
     supported[i++] = prop_atoms.net_frame_extents;
     supported[i++] = prop_atoms.net_request_frame_extents;
     supported[i++] = prop_atoms.net_restack_window;
@@ -286,6 +289,8 @@ gboolean screen_annex()
     supported[i++] = prop_atoms.net_wm_sync_request;
     supported[i++] = prop_atoms.net_wm_sync_request_counter;
 #endif
+    supported[i++] = prop_atoms.net_wm_pid;
+    supported[i++] = prop_atoms.net_wm_ping;
 
     supported[i++] = prop_atoms.kde_wm_change_state;
     supported[i++] = prop_atoms.kde_net_wm_frame_strut;
@@ -294,29 +299,69 @@ gboolean screen_annex()
     supported[i++] = prop_atoms.ob_wm_action_undecorate;
     supported[i++] = prop_atoms.ob_wm_state_undecorated;
     supported[i++] = prop_atoms.openbox_pid;
-    supported[i++] = prop_atoms.ob_config;
+    supported[i++] = prop_atoms.ob_theme;
+    supported[i++] = prop_atoms.ob_config_file;
     supported[i++] = prop_atoms.ob_control;
+    supported[i++] = prop_atoms.ob_role;
+    supported[i++] = prop_atoms.ob_name;
+    supported[i++] = prop_atoms.ob_class;
     g_assert(i == num_support);
 
     PROP_SETA32(RootWindow(ob_display, ob_screen),
                 net_supported, atom, supported, num_support);
     g_free(supported);
 
+    screen_tell_ksplash();
+
     return TRUE;
 }
 
+static void screen_tell_ksplash(void)
+{
+    XEvent e;
+    char **argv;
+
+    argv = g_new(gchar*, 6);
+    argv[0] = g_strdup("dcop");
+    argv[1] = g_strdup("ksplash");
+    argv[2] = g_strdup("ksplash");
+    argv[3] = g_strdup("upAndRunning(QString)");
+    argv[4] = g_strdup("wm started");
+    argv[5] = NULL;
+
+    /* tell ksplash through the dcop server command line interface */
+    g_spawn_async(NULL, argv, NULL,
+                  G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD |
+                  G_SPAWN_STDERR_TO_DEV_NULL | G_SPAWN_STDOUT_TO_DEV_NULL,
+                  NULL, NULL, NULL, NULL);
+    g_strfreev(argv);
+
+    /* i'm not sure why we do this, kwin does it, but ksplash doesn't seem to
+       hear it anyways. perhaps it is for old ksplash. or new ksplash. or
+       something. oh well. */
+    e.xclient.type = ClientMessage;
+    e.xclient.display = ob_display;
+    e.xclient.window = RootWindow(ob_display, ob_screen);
+    e.xclient.message_type =
+        XInternAtom(ob_display, "_KDE_SPLASH_PROGRESS", False);
+    e.xclient.format = 8;
+    strcpy(e.xclient.data.b, "wm started");
+    XSendEvent(ob_display, RootWindow(ob_display, ob_screen),
+               False, SubstructureNotifyMask, &e );
+}
+
 void screen_startup(gboolean reconfig)
 {
     gchar **names = NULL;
     guint32 d;
     gboolean namesexist = FALSE;
 
-    desktop_cycle_popup = pager_popup_new(FALSE);
-    pager_popup_height(desktop_cycle_popup, POPUP_HEIGHT);
+    desktop_popup = pager_popup_new();
+    pager_popup_height(desktop_popup, POPUP_HEIGHT);
 
     if (reconfig) {
         /* update the pager popup's width */
-        pager_popup_text_width_to_strings(desktop_cycle_popup,
+        pager_popup_text_width_to_strings(desktop_popup,
                                           screen_desktop_names,
                                           screen_num_desktops);
         return;
@@ -361,13 +406,24 @@ void screen_startup(gboolean reconfig)
     screen_num_desktops = 0;
     if (PROP_GET32(RootWindow(ob_display, ob_screen),
                    net_number_of_desktops, cardinal, &d))
+    {
+        if (d != config_desktops_num) {
+            /* TRANSLATORS: If you need to specify a different order of the
+               arguments, you can use %1$d for the first one and %2$d for the
+               second one. For example,
+               "The current session has %2$d desktops, but Openbox is configured for %1$d ..." */
+            g_warning(ngettext("Openbox is configured for %d desktop, but the current session has %d.  Overriding the Openbox configuration.", "Openbox is configured for %d desktops, but the current session has %d.  Overriding the Openbox configuration.", config_desktops_num),
+                      config_desktops_num, d);
+        }
         screen_set_num_desktops(d);
+    }
     /* restore from session if possible */
     else if (session_num_desktops)
         screen_set_num_desktops(session_num_desktops);
     else
         screen_set_num_desktops(config_desktops_num);
 
+    screen_desktop = screen_num_desktops;  /* something invalid */
     /* start on the current desktop when a wm was already running */
     if (PROP_GET32(RootWindow(ob_display, ob_screen),
                    net_current_desktop, cardinal, &d) &&
@@ -380,6 +436,7 @@ void screen_startup(gboolean reconfig)
     else
         screen_set_desktop(MIN(config_screen_firstdesk,
                                screen_num_desktops) - 1, FALSE);
+    screen_last_desktop = screen_desktop;
 
     /* don't start in showing-desktop mode */
     screen_showing_desktop = FALSE;
@@ -397,9 +454,7 @@ void screen_startup(gboolean reconfig)
 
 void screen_shutdown(gboolean reconfig)
 {
-    Rect **r;
-
-    pager_popup_free(desktop_cycle_popup);
+    pager_popup_free(desktop_popup);
 
     if (reconfig)
         return;
@@ -418,14 +473,9 @@ void screen_shutdown(gboolean reconfig)
 
     g_strfreev(screen_desktop_names);
     screen_desktop_names = NULL;
-
-    for (r = area; *r; ++r)
-        g_free(*r);
-    g_free(area);
-    area = NULL;
 }
 
-void screen_resize()
+void screen_resize(void)
 {
     static gint oldw = 0, oldh = 0;
     gint w, h;
@@ -445,7 +495,7 @@ void screen_resize()
     PROP_SETA32(RootWindow(ob_display, ob_screen),
                 net_desktop_geometry, cardinal, geometry, 2);
 
-    if (ob_state() == OB_STATE_STARTING)
+    if (ob_state() != OB_STATE_RUNNING)
         return;
 
     screen_update_areas();
@@ -459,7 +509,7 @@ void screen_set_num_desktops(guint num)
 {
     guint old;
     gulong *viewport;
-    GList *it;
+    GList *it, *stacking_copy;
 
     g_assert(num > 0);
 
@@ -479,18 +529,29 @@ void screen_set_num_desktops(guint num)
     /* the number of rows/columns will differ */
     screen_update_layout();
 
-    /* move windows on desktops that will no longer exist! */
-    for (it = client_list; it; it = g_list_next(it)) {
-        ObClient *c = it->data;
-        if (c->desktop >= num && c->desktop != DESKTOP_ALL)
-            client_set_desktop(c, num - 1, FALSE);
+    /* move windows on desktops that will no longer exist!
+       make a copy of the list cuz we're changing it */
+    stacking_copy = g_list_copy(stacking_list);
+    for (it = g_list_last(stacking_copy); it; it = g_list_previous(it)) {
+        if (WINDOW_IS_CLIENT(it->data)) {
+            ObClient *c = it->data;
+            if (c->desktop != DESKTOP_ALL && c->desktop >= num)
+                client_set_desktop(c, num - 1, FALSE, TRUE);
+            /* raise all the windows that are on the current desktop which
+               is being merged */
+            else if (screen_desktop == num - 1 &&
+                     (c->desktop == DESKTOP_ALL ||
+                      c->desktop == screen_desktop))
+                stacking_raise(CLIENT_AS_WINDOW(c));
+        }
     }
+    g_list_free(stacking_copy);
+
     /* change our struts/area to match (after moving windows) */
     screen_update_areas();
 
     /* may be some unnamed desktops that we need to fill in with names
-     (after updating the areas so the popup can resize) */
+       (after updating the areas so the popup can resize) */
     screen_update_desktop_names();
 
     /* change our desktop if we're on one that no longer exists! */
@@ -498,27 +559,147 @@ void screen_set_num_desktops(guint num)
         screen_set_desktop(num - 1, TRUE);
 }
 
-void screen_set_desktop(guint num, gboolean dofocus)
+static void screen_fallback_focus(void)
 {
     ObClient *c;
+    gboolean allow_omni;
+
+    /* only allow omnipresent windows to get focus on desktop change if
+       an omnipresent window is already focused (it'll keep focus probably, but
+       maybe not depending on mouse-focus options) */
+    allow_omni = focus_client && (client_normal(focus_client) &&
+                                  focus_client->desktop == DESKTOP_ALL);
+
+    /* the client moved there already so don't move focus. prevent flicker
+       on sendtodesktop + follow */
+    if (focus_client && focus_client->desktop == screen_desktop)
+        return;
+
+    /* have to try focus here because when you leave an empty desktop
+       there is no focus out to watch for. also, we have different rules
+       here. we always allow it to look under the mouse pointer if
+       config_focus_last is FALSE
+
+       do this before hiding the windows so if helper windows are coming
+       with us, they don't get hidden
+    */
+    if ((c = focus_fallback(TRUE, !config_focus_last, allow_omni,
+                            !allow_omni)))
+    {
+        /* only do the flicker reducing stuff ahead of time if we are going
+           to call xsetinputfocus on the window ourselves. otherwise there is
+           no guarantee the window will actually take focus.. */
+        if (c->can_focus) {
+            /* reduce flicker by hiliting now rather than waiting for the
+               server FocusIn event */
+            frame_adjust_focus(c->frame, TRUE);
+            /* do this here so that if you switch desktops to a window with
+               helper windows then the helper windows won't flash */
+            client_bring_helper_windows(c);
+        }
+    }
+}
+
+static gboolean last_desktop_func(gpointer data)
+{
+    screen_desktop_timeout = TRUE;
+    return FALSE;
+}
+
+void screen_set_desktop(guint num, gboolean dofocus)
+{
     GList *it;
-    guint old;
-     
+    guint previous;
+    gulong ignore_start;
+
     g_assert(num < screen_num_desktops);
 
-    old = screen_desktop;
+    previous = screen_desktop;
     screen_desktop = num;
+
+    if (previous == num) return;
+
     PROP_SET32(RootWindow(ob_display, ob_screen),
                net_current_desktop, cardinal, num);
 
-    if (old == num) return;
-
-    screen_last_desktop = old;
+    /* This whole thing decides when/how to save the screen_last_desktop so
+       that it can be restored later if you want */
+    if (screen_desktop_timeout) {
+        /* If screen_desktop_timeout is true, then we've been on this desktop
+           long enough and we can save it as the last desktop. */
+
+        if (screen_last_desktop == previous)
+            /* this is the startup state only */
+            screen_old_desktop = screen_desktop;
+        else {
+            /* save the "last desktop" as the "old desktop" */
+            screen_old_desktop = screen_last_desktop;
+            /* save the desktop we're coming from as the "last desktop" */
+            screen_last_desktop = previous;
+        }
+    }
+    else {
+        /* If screen_desktop_timeout is false, then we just got to this desktop
+           and we are moving away again. */
+
+        if (screen_desktop == screen_last_desktop) {
+            /* If we are moving to the "last desktop" .. */
+            if (previous == screen_old_desktop) {
+                /* .. from the "old desktop", change the last desktop to
+                   be where we are coming from */
+                screen_last_desktop = screen_old_desktop;
+            }
+            else if (screen_last_desktop == screen_old_desktop) {
+                /* .. and also to the "old desktop", change the "last
+                   desktop" to be where we are coming from */
+                screen_last_desktop = previous;
+            }
+            else {
+                /* .. from some other desktop, then set the "last desktop" to
+                   be the saved "old desktop", i.e. where we were before the
+                   "last desktop" */
+                screen_last_desktop = screen_old_desktop;
+            }
+        }
+        else {
+            /* If we are moving to any desktop besides the "last desktop"..
+               (this is the normal case) */
+            if (screen_desktop == screen_old_desktop) {
+                /* If moving to the "old desktop", which is not the
+                   "last desktop", don't save anything */
+            }
+            else if (previous == screen_old_desktop) {
+                /* If moving from the "old desktop", and not to the
+                   "last desktop", don't save anything */
+            }
+            else if (screen_last_desktop == screen_old_desktop) {
+                /* If the "last desktop" is the same as "old desktop" and
+                   you're not moving to the "last desktop" then save where
+                   we're coming from as the "last desktop" */
+                screen_last_desktop = previous;
+            }
+            else {
+                /* If the "last desktop" is different from the "old desktop"
+                   and you're not moving to the "last desktop", then don't save
+                   anything */
+            }
+        }
+    }
+    screen_desktop_timeout = FALSE;
+    ob_main_loop_timeout_remove(ob_main_loop, last_desktop_func);
+    ob_main_loop_timeout_add(ob_main_loop, REMEMBER_LAST_DESKTOP_TIME,
+                             last_desktop_func, NULL, NULL, NULL);
 
     ob_debug("Moving to desktop %d\n", num+1);
 
+    if (ob_state() == OB_STATE_RUNNING)
+        screen_show_desktop_popup(screen_desktop);
+
+    /* ignore enter events caused by the move */
+    ignore_start = event_start_ignore_all_enters();
+
     if (moveresize_client)
-        client_set_desktop(moveresize_client, num, TRUE);
+        client_set_desktop(moveresize_client, num, TRUE, FALSE);
 
     /* show windows before hiding the rest to lessen the enter/leave events */
 
@@ -530,45 +711,119 @@ void screen_set_desktop(guint num, gboolean dofocus)
         }
     }
 
-    if (focus_client && (focus_client->desktop == DESKTOP_ALL ||
-                         focus_client->desktop == screen_desktop))
-        dofocus = FALSE;
-
-    /* have to try focus here because when you leave an empty desktop
-       there is no focus out to watch for
-
-       do this before hiding the windows so if helper windows are coming
-       with us, they don't get hidden
-    */
-    if (dofocus && (c = focus_fallback(TRUE)))
-    {
-        /* only do the flicker reducing stuff ahead of time if we are going
-           to call xsetinputfocus on the window ourselves. otherwise there is
-           no guarantee the window will actually take focus.. */
-        if (c->can_focus) {
-            /* reduce flicker by hiliting now rather than waiting for the
-               server FocusIn event */
-            frame_adjust_focus(c->frame, TRUE);
-            /* do this here so that if you switch desktops to a window with
-               helper windows then the helper windows won't flash */
-            client_bring_helper_windows(c);
-        }
-    }
+    if (dofocus) screen_fallback_focus();
 
     /* hide windows from bottom to top */
     for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
         if (WINDOW_IS_CLIENT(it->data)) {
             ObClient *c = it->data;
             client_hide(c);
+            if (c == focus_client) {
+                /* c was focused and we didn't do fallback clearly so make sure
+                   openbox doesnt still consider the window focused.
+                   this happens when using NextWindow with allDesktops, since
+                   it doesnt want to move focus on desktop change, but the
+                   focus is not going to stay with the current window, which
+                   has now disappeared */
+                focus_set_client(NULL);
+            }
         }
     }
 
-    event_ignore_all_queued_enters();
+    event_end_ignore_all_enters(ignore_start);
 
     if (event_curtime != CurrentTime)
         screen_desktop_user_time = event_curtime;
 }
 
+void screen_add_desktop(gboolean current)
+{
+    gulong ignore_start;
+
+    /* ignore enter events caused by this */
+    ignore_start = event_start_ignore_all_enters();
+
+    screen_set_num_desktops(screen_num_desktops+1);
+
+    /* move all the clients over */
+    if (current) {
+        GList *it;
+
+        for (it = client_list; it; it = g_list_next(it)) {
+            ObClient *c = it->data;
+            if (c->desktop != DESKTOP_ALL && c->desktop >= screen_desktop &&
+                /* don't move direct children, they'll be moved with their
+                   parent - which will have to be on the same desktop */
+                !client_direct_parent(c))
+            {
+                ob_debug("moving window %s\n", c->title);
+                client_set_desktop(c, c->desktop+1, FALSE, TRUE);
+            }
+        }
+    }
+
+    event_end_ignore_all_enters(ignore_start);
+}
+
+void screen_remove_desktop(gboolean current)
+{
+    guint rmdesktop, movedesktop;
+    GList *it, *stacking_copy;
+    gulong ignore_start;
+
+    if (screen_num_desktops <= 1) return;
+
+    /* ignore enter events caused by this */
+    ignore_start = event_start_ignore_all_enters();
+
+    /* what desktop are we removing and moving to? */
+    if (current)
+        rmdesktop = screen_desktop;
+    else
+        rmdesktop = screen_num_desktops - 1;
+    if (rmdesktop < screen_num_desktops - 1)
+        movedesktop = rmdesktop + 1;
+    else
+        movedesktop = rmdesktop;
+
+    /* make a copy of the list cuz we're changing it */
+    stacking_copy = g_list_copy(stacking_list);
+    for (it = g_list_last(stacking_copy); it; it = g_list_previous(it)) {
+        if (WINDOW_IS_CLIENT(it->data)) {
+            ObClient *c = it->data;
+            guint d = c->desktop;
+            if (d != DESKTOP_ALL && d >= movedesktop &&
+                /* don't move direct children, they'll be moved with their
+                   parent - which will have to be on the same desktop */
+                !client_direct_parent(c))
+            {
+                ob_debug("moving window %s\n", c->title);
+                client_set_desktop(c, c->desktop - 1, TRUE, TRUE);
+            }
+            /* raise all the windows that are on the current desktop which
+               is being merged */
+            if ((screen_desktop == rmdesktop - 1 ||
+                 screen_desktop == rmdesktop) &&
+                (d == DESKTOP_ALL || d == screen_desktop))
+            {
+                stacking_raise(CLIENT_AS_WINDOW(c));
+                ob_debug("raising window %s\n", c->title);
+            }
+        }
+    }
+    g_list_free(stacking_copy);
+
+    /* fallback focus like we're changing desktops */
+    if (screen_desktop < screen_num_desktops - 1) {
+        screen_fallback_focus();
+        ob_debug("fake desktop change\n");
+    }
+
+    screen_set_num_desktops(screen_num_desktops-1);
+
+    event_end_ignore_all_enters(ignore_start);
+}
+
 static void get_row_col(guint d, guint *r, guint *c)
 {
     switch (screen_desktop_layout.orientation) {
@@ -677,43 +932,51 @@ static guint translate_row_col(guint r, guint c)
     return 0;
 }
 
-void screen_desktop_popup(guint d, gboolean show)
+static gboolean hide_desktop_popup_func(gpointer data)
+{
+    pager_popup_hide(desktop_popup);
+    return FALSE; /* don't repeat */
+}
+
+void screen_show_desktop_popup(guint d)
 {
     Rect *a;
 
-    if (!show) {
-        pager_popup_hide(desktop_cycle_popup);
-    } else {
-        a = screen_physical_area_monitor(0);
-        pager_popup_position(desktop_cycle_popup, CenterGravity,
-                             a->x + a->width / 2, a->y + a->height / 2);
-        pager_popup_icon_size_multiplier(desktop_cycle_popup,
-                                         (screen_desktop_layout.columns /
-                                          screen_desktop_layout.rows) / 2,
-                                         (screen_desktop_layout.rows/
-                                          screen_desktop_layout.columns) / 2);
-        pager_popup_max_width(desktop_cycle_popup,
-                              MAX(a->width/3, POPUP_WIDTH));
-        pager_popup_show(desktop_cycle_popup, screen_desktop_names[d], d);
-    }
+    /* 0 means don't show the popup */
+    if (!config_desktop_popup_time) return;
+
+    a = screen_physical_area_primary();
+    pager_popup_position(desktop_popup, CenterGravity,
+                         a->x + a->width / 2, a->y + a->height / 2);
+    pager_popup_icon_size_multiplier(desktop_popup,
+                                     (screen_desktop_layout.columns /
+                                      screen_desktop_layout.rows) / 2,
+                                     (screen_desktop_layout.rows/
+                                      screen_desktop_layout.columns) / 2);
+    pager_popup_max_width(desktop_popup,
+                          MAX(a->width/3, POPUP_WIDTH));
+    pager_popup_show(desktop_popup, screen_desktop_names[d], d);
+
+    ob_main_loop_timeout_remove(ob_main_loop, hide_desktop_popup_func);
+    ob_main_loop_timeout_add(ob_main_loop, config_desktop_popup_time * 1000,
+                             hide_desktop_popup_func, NULL, NULL, NULL);
+    g_free(a);
 }
 
-guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear,
-                           gboolean dialog, gboolean done, gboolean cancel)
+void screen_hide_desktop_popup(void)
 {
-    guint r, c;
-    static guint d = (guint)-1;
-    guint ret, oldd;
-
-    if (d == (guint)-1)
-        d = screen_desktop;
+    ob_main_loop_timeout_remove(ob_main_loop, hide_desktop_popup_func);
+    pager_popup_hide(desktop_popup);
+}
 
-    if ((cancel || done) && dialog)
-        goto show_cycle_dialog;
+guint screen_find_desktop(guint from, ObDirection dir,
+                          gboolean wrap, gboolean linear)
+{
+    guint r, c;
+    guint d;
 
-    oldd = d;
+    d = from;
     get_row_col(d, &r, &c);
-
     if (linear) {
         switch (dir) {
         case OB_DIRECTION_EAST:
@@ -721,16 +984,20 @@ guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear,
                 ++d;
             else if (wrap)
                 d = 0;
+            else
+                return from;
             break;
         case OB_DIRECTION_WEST:
             if (d > 0)
                 --d;
             else if (wrap)
                 d = screen_num_desktops - 1;
+            else
+                return from;
             break;
         default:
-            assert(0);
-            return screen_desktop;
+            g_assert_not_reached();
+            return from;
         }
     } else {
         switch (dir) {
@@ -740,16 +1007,14 @@ guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear,
                 if (wrap)
                     c = 0;
                 else
-                    goto show_cycle_dialog;
+                    return from;
             }
             d = translate_row_col(r, c);
             if (d >= screen_num_desktops) {
-                if (wrap) {
+                if (wrap)
                     ++c;
-                } else {
-                    d = oldd;
-                    goto show_cycle_dialog;
-                }
+                else
+                    return from;
             }
             break;
         case OB_DIRECTION_WEST:
@@ -758,16 +1023,14 @@ guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear,
                 if (wrap)
                     c = screen_desktop_layout.columns - 1;
                 else
-                    goto show_cycle_dialog;
+                    return from;
             }
             d = translate_row_col(r, c);
             if (d >= screen_num_desktops) {
-                if (wrap) {
+                if (wrap)
                     --c;
-                } else {
-                    d = oldd;
-                    goto show_cycle_dialog;
-                }
+                else
+                    return from;
             }
             break;
         case OB_DIRECTION_SOUTH:
@@ -776,16 +1039,14 @@ guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear,
                 if (wrap)
                     r = 0;
                 else
-                    goto show_cycle_dialog;
+                    return from;
             }
             d = translate_row_col(r, c);
             if (d >= screen_num_desktops) {
-                if (wrap) {
+                if (wrap)
                     ++r;
-                } else {
-                    d = oldd;
-                    goto show_cycle_dialog;
-                }
+                else
+                    return from;
             }
             break;
         case OB_DIRECTION_NORTH:
@@ -794,37 +1055,24 @@ guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear,
                 if (wrap)
                     r = screen_desktop_layout.rows - 1;
                 else
-                    goto show_cycle_dialog;
+                    return from;
             }
             d = translate_row_col(r, c);
             if (d >= screen_num_desktops) {
-                if (wrap) {
+                if (wrap)
                     --r;
-                } else {
-                    d = oldd;
-                    goto show_cycle_dialog;
-                }
+                else
+                    return from;
             }
             break;
         default:
-            assert(0);
-            return d = screen_desktop;
+            g_assert_not_reached();
+            return from;
         }
 
         d = translate_row_col(r, c);
     }
-
-show_cycle_dialog:
-    if (dialog && !cancel && !done) {
-        screen_desktop_popup(d, TRUE);
-    } else
-        screen_desktop_popup(0, FALSE);
-    ret = d;
-
-    if (!dialog || cancel || done)
-        d = (guint)-1;
-
-    return ret;
+    return d;
 }
 
 static gboolean screen_validate_layout(ObDesktopLayout *l)
@@ -864,7 +1112,7 @@ static gboolean screen_validate_layout(ObDesktopLayout *l)
     return TRUE;
 }
 
-void screen_update_layout()
+void screen_update_layout(void)
 
 {
     ObDesktopLayout l;
@@ -879,7 +1127,7 @@ void screen_update_layout()
     if (PROP_GETA32(RootWindow(ob_display, ob_screen),
                     net_desktop_layout, cardinal, &data, &num)) {
         if (num == 3 || num == 4) {
-            
+
             if (data[0] == prop_atoms.net_wm_orientation_vert)
                 l.orientation = OB_ORIENTATION_VERT;
             else if (data[0] == prop_atoms.net_wm_orientation_horz)
@@ -913,7 +1161,7 @@ void screen_update_layout()
     }
 }
 
-void screen_update_desktop_names()
+void screen_update_desktop_names(void)
 {
     guint i;
 
@@ -936,7 +1184,7 @@ void screen_update_desktop_names()
         it = g_slist_nth(config_desktops_names, i);
 
         for (; i < screen_num_desktops; ++i) {
-            if (it)
+            if (it && ((char*)it->data)[0]) /* not empty */
                 /* use the names from the config file when possible */
                 screen_desktop_names[i] = g_strdup(it->data);
             else
@@ -953,7 +1201,7 @@ void screen_update_desktop_names()
     }
 
     /* resize the pager for these names */
-    pager_popup_text_width_to_strings(desktop_cycle_popup,
+    pager_popup_text_width_to_strings(desktop_popup,
                                       screen_desktop_names,
                                       screen_num_desktops);
 }
@@ -961,7 +1209,7 @@ void screen_update_desktop_names()
 void screen_show_desktop(gboolean show, ObClient *show_only)
 {
     GList *it;
-     
+
     if (show == screen_showing_desktop) return; /* no change */
 
     screen_showing_desktop = show;
@@ -1003,7 +1251,7 @@ void screen_show_desktop(gboolean show, ObClient *show_only)
     else if (!show_only) {
         ObClient *c;
 
-        if ((c = focus_fallback(TRUE))) {
+        if ((c = focus_fallback(TRUE, FALSE, TRUE, FALSE))) {
             /* only do the flicker reducing stuff ahead of time if we are going
                to call xsetinputfocus on the window ourselves. otherwise there
                is no guarantee the window will actually take focus.. */
@@ -1022,271 +1270,368 @@ void screen_show_desktop(gboolean show, ObClient *show_only)
 
 void screen_install_colormap(ObClient *client, gboolean install)
 {
-    if (client == NULL) {
+    if (client == NULL || client->colormap == None) {
         if (install)
             XInstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
         else
             XUninstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
     } else {
         xerror_set_ignore(TRUE);
-        if (install) {
-            if (client->colormap != None)
-                XInstallColormap(RrDisplay(ob_rr_inst), client->colormap);
-        } else
+        if (install)
+            XInstallColormap(RrDisplay(ob_rr_inst), client->colormap);
+        else
             XUninstallColormap(RrDisplay(ob_rr_inst), client->colormap);
         xerror_set_ignore(FALSE);
     }
 }
 
-static inline void
-screen_area_add_strut_left(const StrutPartial *s, const Rect *monitor_area,
-                           gint edge, Strut *ret)
-{
-    if (s->left &&
-        ((s->left_end <= s->left_start) ||
-         (RECT_TOP(*monitor_area) < s->left_end &&
-          RECT_BOTTOM(*monitor_area) > s->left_start)))
-        ret->left = MAX(ret->left, edge);
-}
-
-static inline void
-screen_area_add_strut_top(const StrutPartial *s, const Rect *monitor_area,
-                          gint edge, Strut *ret)
-{
-    if (s->top &&
-        ((s->top_end <= s->top_start) ||
-         (RECT_LEFT(*monitor_area) < s->top_end &&
-          RECT_RIGHT(*monitor_area) > s->top_start)))
-        ret->top = MAX(ret->top, edge);
+#define STRUT_LEFT_ON_MONITOR(s, i) \
+    (RANGES_INTERSECT(s->left_start, s->left_end - s->left_start + 1, \
+                      monitor_area[i].y, monitor_area[i].height))
+#define STRUT_RIGHT_ON_MONITOR(s, i) \
+    (RANGES_INTERSECT(s->right_start, s->right_end - s->right_start + 1, \
+                      monitor_area[i].y, monitor_area[i].height))
+#define STRUT_TOP_ON_MONITOR(s, i) \
+    (RANGES_INTERSECT(s->top_start, s->top_end - s->top_start + 1, \
+                      monitor_area[i].x, monitor_area[i].width))
+#define STRUT_BOTTOM_ON_MONITOR(s, i) \
+    (RANGES_INTERSECT(s->bottom_start, s->bottom_end - s->bottom_start + 1, \
+                      monitor_area[i].x, monitor_area[i].width))
+
+typedef struct {
+    guint desktop;
+    StrutPartial *strut;
+} ObScreenStrut;
+
+#define RESET_STRUT_LIST(sl) \
+    (g_slist_free(sl), sl = NULL)
+
+#define ADD_STRUT_TO_LIST(sl, d, s) \
+{ \
+    ObScreenStrut *ss = g_new(ObScreenStrut, 1); \
+    ss->desktop = d; \
+    ss->strut = s;  \
+    sl = g_slist_prepend(sl, ss); \
 }
 
-static inline void
-screen_area_add_strut_right(const StrutPartial *s, const Rect *monitor_area,
-                            gint edge, Strut *ret)
-{
-    if (s->right &&
-        ((s->right_end <= s->right_start) ||
-         (RECT_TOP(*monitor_area) < s->right_end &&
-          RECT_BOTTOM(*monitor_area) > s->right_start)))
-        ret->right = MAX(ret->right, edge);
-}
-
-static inline void
-screen_area_add_strut_bottom(const StrutPartial *s, const Rect *monitor_area,
-                             gint edge, Strut *ret)
-{
-    if (s->bottom &&
-        ((s->bottom_end <= s->bottom_start) ||
-         (RECT_LEFT(*monitor_area) < s->bottom_end &&
-          RECT_RIGHT(*monitor_area) > s->bottom_start)))
-        ret->bottom = MAX(ret->bottom, edge);
+#define VALIDATE_STRUTS(sl, side, max) \
+{ \
+    GSList *it; \
+    for (it = sl; it; it = g_slist_next(it)) { \
+      ObScreenStrut *ss = it->data; \
+      ss->strut->side = MIN(max, ss->strut->side); \
+    } \
 }
 
-void screen_update_areas()
+void screen_update_areas(void)
 {
-    guint i, x;
+    guint i, j;
     gulong *dims;
     GList *it;
-    gint o;
+    GSList *sit;
 
     g_free(monitor_area);
     extensions_xinerama_screens(&monitor_area, &screen_num_monitors);
 
-    if (area) {
-        for (i = 0; area[i]; ++i)
-            g_free(area[i]);
-        g_free(area);
-    }
+    /* set up the user-specified margins */
+    config_margins.top_start = RECT_LEFT(monitor_area[screen_num_monitors]);
+    config_margins.top_end = RECT_RIGHT(monitor_area[screen_num_monitors]);
+    config_margins.bottom_start = RECT_LEFT(monitor_area[screen_num_monitors]);
+    config_margins.bottom_end = RECT_RIGHT(monitor_area[screen_num_monitors]);
+    config_margins.left_start = RECT_TOP(monitor_area[screen_num_monitors]);
+    config_margins.left_end = RECT_BOTTOM(monitor_area[screen_num_monitors]);
+    config_margins.right_start = RECT_TOP(monitor_area[screen_num_monitors]);
+    config_margins.right_end = RECT_BOTTOM(monitor_area[screen_num_monitors]);
 
-    area = g_new(Rect*, screen_num_desktops + 2);
-    for (i = 0; i < screen_num_desktops + 1; ++i)
-        area[i] = g_new0(Rect, screen_num_monitors + 1);
-    area[i] = NULL;
-     
-    dims = g_new(gulong, 4 * screen_num_desktops);
-
-    for (i = 0; i < screen_num_desktops + 1; ++i) {
-        Strut *struts;
-        gint l, r, t, b;
+    dims = g_new(gulong, 4 * screen_num_desktops * screen_num_monitors);
 
-        struts = g_new0(Strut, screen_num_monitors);
-
-        /* calc the xinerama areas */
-        for (x = 0; x < screen_num_monitors; ++x) {
-            area[i][x] = monitor_area[x];
-            if (x == 0) {
-                l = monitor_area[x].x;
-                t = monitor_area[x].y;
-                r = monitor_area[x].x + monitor_area[x].width - 1;
-                b = monitor_area[x].y + monitor_area[x].height - 1;
-            } else {
-                l = MIN(l, monitor_area[x].x);
-                t = MIN(t, monitor_area[x].y);
-                r = MAX(r, monitor_area[x].x + monitor_area[x].width - 1);
-                b = MAX(b, monitor_area[x].y + monitor_area[x].height - 1);
-            }
-        }
-        RECT_SET(area[i][x], l, t, r - l + 1, b - t + 1);
-
-        /* apply the struts */
-
-        /* find the left-most xin heads, i do this in 2 loops :| */
-        o = area[i][0].x;
-        for (x = 1; x < screen_num_monitors; ++x)
-            o = MIN(o, area[i][x].x);
-
-        for (x = 0; x < screen_num_monitors; ++x) {
-            for (it = client_list; it; it = g_list_next(it)) {
-                ObClient *c = it->data;
-                screen_area_add_strut_left(&c->strut,
-                                           &monitor_area[x],
-                                           o + c->strut.left - area[i][x].x,
-                                           &struts[x]);
-            }
-            screen_area_add_strut_left(&dock_strut,
-                                       &monitor_area[x],
-                                       o + dock_strut.left - area[i][x].x,
-                                       &struts[x]);
+    RESET_STRUT_LIST(struts_left);
+    RESET_STRUT_LIST(struts_top);
+    RESET_STRUT_LIST(struts_right);
+    RESET_STRUT_LIST(struts_bottom);
 
-            area[i][x].x += struts[x].left;
-            area[i][x].width -= struts[x].left;
+    /* collect the struts */
+    for (it = client_list; it; it = g_list_next(it)) {
+        ObClient *c = it->data;
+        if (c->strut.left)
+            ADD_STRUT_TO_LIST(struts_left, c->desktop, &c->strut);
+        if (c->strut.top)
+            ADD_STRUT_TO_LIST(struts_top, c->desktop, &c->strut);
+        if (c->strut.right)
+            ADD_STRUT_TO_LIST(struts_right, c->desktop, &c->strut);
+        if (c->strut.bottom)
+            ADD_STRUT_TO_LIST(struts_bottom, c->desktop, &c->strut);
+    }
+    if (dock_strut.left)
+        ADD_STRUT_TO_LIST(struts_left, DESKTOP_ALL, &dock_strut);
+    if (dock_strut.top)
+        ADD_STRUT_TO_LIST(struts_top, DESKTOP_ALL, &dock_strut);
+    if (dock_strut.right)
+        ADD_STRUT_TO_LIST(struts_right, DESKTOP_ALL, &dock_strut);
+    if (dock_strut.bottom)
+        ADD_STRUT_TO_LIST(struts_bottom, DESKTOP_ALL, &dock_strut);
+
+    if (config_margins.left)
+        ADD_STRUT_TO_LIST(struts_left, DESKTOP_ALL, &config_margins);
+    if (config_margins.top)
+        ADD_STRUT_TO_LIST(struts_top, DESKTOP_ALL, &config_margins);
+    if (config_margins.right)
+        ADD_STRUT_TO_LIST(struts_right, DESKTOP_ALL, &config_margins);
+    if (config_margins.bottom)
+        ADD_STRUT_TO_LIST(struts_bottom, DESKTOP_ALL, &config_margins);
+
+    VALIDATE_STRUTS(struts_left, left,
+                    monitor_area[screen_num_monitors].width / 2);
+    VALIDATE_STRUTS(struts_right, right,
+                    monitor_area[screen_num_monitors].width / 2);
+    VALIDATE_STRUTS(struts_top, top,
+                    monitor_area[screen_num_monitors].height / 2);
+    VALIDATE_STRUTS(struts_bottom, bottom,
+                    monitor_area[screen_num_monitors].height / 2);
+
+    /* set up the work areas to be full screen */
+    for (i = 0; i < screen_num_monitors; ++i)
+        for (j = 0; j < screen_num_desktops; ++j) {
+            dims[(i * screen_num_desktops + j) * 4+0] = monitor_area[i].x;
+            dims[(i * screen_num_desktops + j) * 4+1] = monitor_area[i].y;
+            dims[(i * screen_num_desktops + j) * 4+2] = monitor_area[i].width;
+            dims[(i * screen_num_desktops + j) * 4+3] = monitor_area[i].height;
         }
 
-        /* find the top-most xin heads, i do this in 2 loops :| */
-        o = area[i][0].y;
-        for (x = 1; x < screen_num_monitors; ++x)
-            o = MIN(o, area[i][x].y);
-
-        for (x = 0; x < screen_num_monitors; ++x) {
-            for (it = client_list; it; it = g_list_next(it)) {
-                ObClient *c = it->data;
-                screen_area_add_strut_top(&c->strut,
-                                           &monitor_area[x],
-                                           o + c->strut.top - area[i][x].y,
-                                           &struts[x]);
-            }
-            screen_area_add_strut_top(&dock_strut,
-                                      &monitor_area[x],
-                                      o + dock_strut.top - area[i][x].y,
-                                      &struts[x]);
+    /* calculate the work areas from the struts */
+    for (i = 0; i < screen_num_monitors; ++i)
+        for (j = 0; j < screen_num_desktops; ++j) {
+            gint l = 0, r = 0, t = 0, b = 0;
 
-            area[i][x].y += struts[x].top;
-            area[i][x].height -= struts[x].top;
-        }
+            /* only add the strut to the area if it touches the monitor */
 
-        /* find the right-most xin heads, i do this in 2 loops :| */
-        o = area[i][0].x + area[i][0].width - 1;
-        for (x = 1; x < screen_num_monitors; ++x)
-            o = MAX(o, area[i][x].x + area[i][x].width - 1);
-
-        for (x = 0; x < screen_num_monitors; ++x) {
-            for (it = client_list; it; it = g_list_next(it)) {
-                ObClient *c = it->data;
-                screen_area_add_strut_right(&c->strut,
-                                           &monitor_area[x],
-                                           (area[i][x].x +
-                                            area[i][x].width - 1) -
-                                            (o - c->strut.right),
-                                            &struts[x]);
+            for (sit = struts_left; sit; sit = g_slist_next(sit)) {
+                ObScreenStrut *s = sit->data;
+                if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
+                    STRUT_LEFT_ON_MONITOR(s->strut, i))
+                    l = MAX(l, s->strut->left);
             }
-            screen_area_add_strut_right(&dock_strut,
-                                        &monitor_area[x],
-                                        (area[i][x].x +
-                                         area[i][x].width - 1) -
-                                        (o - dock_strut.right),
-                                        &struts[x]);
-
-            area[i][x].width -= struts[x].right;
-        }
-
-        /* find the bottom-most xin heads, i do this in 2 loops :| */
-        o = area[i][0].y + area[i][0].height - 1;
-        for (x = 1; x < screen_num_monitors; ++x)
-            o = MAX(o, area[i][x].y + area[i][x].height - 1);
-
-        for (x = 0; x < screen_num_monitors; ++x) {
-            for (it = client_list; it; it = g_list_next(it)) {
-                ObClient *c = it->data;
-                screen_area_add_strut_bottom(&c->strut,
-                                             &monitor_area[x],
-                                             (area[i][x].y +
-                                              area[i][x].height - 1) - \
-                                             (o - c->strut.bottom),
-                                             &struts[x]);
+            for (sit = struts_top; sit; sit = g_slist_next(sit)) {
+                ObScreenStrut *s = sit->data;
+                if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
+                    STRUT_TOP_ON_MONITOR(s->strut, i))
+                    t = MAX(t, s->strut->top);
+            }
+            for (sit = struts_right; sit; sit = g_slist_next(sit)) {
+                ObScreenStrut *s = sit->data;
+                if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
+                    STRUT_RIGHT_ON_MONITOR(s->strut, i))
+                    r = MAX(r, s->strut->right);
+            }
+            for (sit = struts_bottom; sit; sit = g_slist_next(sit)) {
+                ObScreenStrut *s = sit->data;
+                if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
+                    STRUT_BOTTOM_ON_MONITOR(s->strut, i))
+                    b = MAX(b, s->strut->bottom);
             }
-            screen_area_add_strut_bottom(&dock_strut,
-                                         &monitor_area[x],
-                                         (area[i][x].y +
-                                          area[i][x].height - 1) - \
-                                         (o - dock_strut.bottom),
-                                         &struts[x]);
-
-            area[i][x].height -= struts[x].bottom;
-        }
-
-        l = RECT_LEFT(area[i][0]);
-        t = RECT_TOP(area[i][0]);
-        r = RECT_RIGHT(area[i][0]);
-        b = RECT_BOTTOM(area[i][0]);
-        for (x = 1; x < screen_num_monitors; ++x) {
-            l = MIN(l, RECT_LEFT(area[i][x]));
-            t = MIN(l, RECT_TOP(area[i][x]));
-            r = MAX(r, RECT_RIGHT(area[i][x]));
-            b = MAX(b, RECT_BOTTOM(area[i][x]));
-        }
-        RECT_SET(area[i][screen_num_monitors], l, t,
-                 r - l + 1, b - t + 1);
-
-        /* XXX optimize when this is run? */
 
-        /* the area has changed, adjust all the maximized 
-           windows */
-        for (it = client_list; it; it = g_list_next(it)) {
-            ObClient *c = it->data; 
-            if (i < screen_num_desktops) {
-                if (c->desktop == i)
-                    client_reconfigure(c);
-            } else if (c->desktop == DESKTOP_ALL)
-                client_reconfigure(c);
-        }
-        if (i < screen_num_desktops) {
-            /* don't set these for the 'all desktops' area */
-            dims[(i * 4) + 0] = area[i][screen_num_monitors].x;
-            dims[(i * 4) + 1] = area[i][screen_num_monitors].y;
-            dims[(i * 4) + 2] = area[i][screen_num_monitors].width;
-            dims[(i * 4) + 3] = area[i][screen_num_monitors].height;
+            /* if the monitor is not against the edge of the root window,
+               the struts will include the distance from the root window's edge
+               to the monitor, so add that back into the monitor's work area */
+            if (l) l += RECT_LEFT  (monitor_area[screen_num_monitors])
+                        - RECT_LEFT  (monitor_area[i]);
+            if (t) t += RECT_TOP   (monitor_area[screen_num_monitors])
+                        - RECT_TOP   (monitor_area[i]);
+            if (r) r -= RECT_RIGHT (monitor_area[screen_num_monitors])
+                        - RECT_RIGHT (monitor_area[i]);
+            if (b) b -= RECT_BOTTOM(monitor_area[screen_num_monitors])
+                        - RECT_BOTTOM(monitor_area[i]);
+
+            /* based on these margins, set the work area for the
+               monitor/desktop */
+            dims[(i * screen_num_desktops + j) * 4 + 0] += l;
+            dims[(i * screen_num_desktops + j) * 4 + 1] += t;
+            dims[(i * screen_num_desktops + j) * 4 + 2] -= l + r;
+            dims[(i * screen_num_desktops + j) * 4 + 3] -= t + b;
         }
 
-        g_free(struts);
-    }
-
+    /* all the work areas are not used here, only the ones for the first
+       monitor are */
     PROP_SETA32(RootWindow(ob_display, ob_screen), net_workarea, cardinal,
                 dims, 4 * screen_num_desktops);
 
+    /* the area has changed, adjust all the windows if they need it */
+    for (it = client_list; it; it = g_list_next(it))
+        client_reconfigure(it->data, FALSE);
+
     g_free(dims);
 }
 
-Rect *screen_area(guint desktop)
+#if 0
+Rect* screen_area_all_monitors(guint desktop)
 {
-    return screen_area_monitor(desktop, screen_num_monitors);
+    guint i;
+    Rect *a;
+
+    a = screen_area_monitor(desktop, 0);
+
+    /* combine all the monitors together */
+    for (i = 1; i < screen_num_monitors; ++i) {
+        Rect *m = screen_area_monitor(desktop, i);
+        gint l, r, t, b;
+
+        l = MIN(RECT_LEFT(*a), RECT_LEFT(*m));
+        t = MIN(RECT_TOP(*a), RECT_TOP(*m));
+        r = MAX(RECT_RIGHT(*a), RECT_RIGHT(*m));
+        b = MAX(RECT_BOTTOM(*a), RECT_BOTTOM(*m));
+
+        RECT_SET(*a, l, t, r - l + 1, b - t + 1);
+
+        g_free(m);
+    }
+
+    return a;
 }
+#endif
 
-Rect *screen_area_monitor(guint desktop, guint head)
+#define STRUT_LEFT_IN_SEARCH(s, search) \
+    (RANGES_INTERSECT(search->y, search->height, \
+                      s->left_start, s->left_end - s->left_start + 1))
+#define STRUT_RIGHT_IN_SEARCH(s, search) \
+    (RANGES_INTERSECT(search->y, search->height, \
+                      s->right_start, s->right_end - s->right_start + 1))
+#define STRUT_TOP_IN_SEARCH(s, search) \
+    (RANGES_INTERSECT(search->x, search->width, \
+                      s->top_start, s->top_end - s->top_start + 1))
+#define STRUT_BOTTOM_IN_SEARCH(s, search) \
+    (RANGES_INTERSECT(search->x, search->width, \
+                      s->bottom_start, s->bottom_end - s->bottom_start + 1))
+
+#define STRUT_LEFT_IGNORE(s, us, search) \
+    (head == SCREEN_AREA_ALL_MONITORS && us && \
+     RECT_LEFT(monitor_area[i]) + s->left > RECT_LEFT(*search))
+#define STRUT_RIGHT_IGNORE(s, us, search) \
+    (head == SCREEN_AREA_ALL_MONITORS && us && \
+     RECT_RIGHT(monitor_area[i]) - s->right < RECT_RIGHT(*search))
+#define STRUT_TOP_IGNORE(s, us, search) \
+    (head == SCREEN_AREA_ALL_MONITORS && us && \
+     RECT_TOP(monitor_area[i]) + s->top > RECT_TOP(*search))
+#define STRUT_BOTTOM_IGNORE(s, us, search) \
+    (head == SCREEN_AREA_ALL_MONITORS && us && \
+     RECT_BOTTOM(monitor_area[i]) - s->bottom < RECT_BOTTOM(*search))
+
+Rect* screen_area(guint desktop, guint head, Rect *search)
 {
-    if (head > screen_num_monitors)
-        return NULL;
-    if (desktop >= screen_num_desktops) {
-        if (desktop == DESKTOP_ALL)
-            return &area[screen_num_desktops][head];
-        return NULL;
+    Rect *a;
+    GSList *it;
+    gint l, r, t, b, al, ar, at, ab;
+    guint i, d;
+    gboolean us = search != NULL; /* user provided search */
+
+    g_assert(desktop < screen_num_desktops || desktop == DESKTOP_ALL);
+    g_assert(head < screen_num_monitors || head == SCREEN_AREA_ONE_MONITOR ||
+             head == SCREEN_AREA_ALL_MONITORS);
+    g_assert(!(head == SCREEN_AREA_ONE_MONITOR && search == NULL));
+
+    /* find any struts for this monitor
+       which will be affecting the search area.
+    */
+
+    /* search everything if search is null */
+    if (!search) {
+        if (head < screen_num_monitors) search = &monitor_area[head];
+        else search = &monitor_area[screen_num_monitors];
+    }
+    if (head == SCREEN_AREA_ONE_MONITOR) head = screen_find_monitor(search);
+
+    /* al is "all left" meaning the furthest left you can get, l is our
+       "working left" meaning our current strut edge which we're calculating
+    */
+
+    /* only include monitors which the search area lines up with */
+    if (RECT_INTERSECTS_RECT(monitor_area[screen_num_monitors], *search)) {
+        al = l = RECT_RIGHT(monitor_area[screen_num_monitors]);
+        at = t = RECT_BOTTOM(monitor_area[screen_num_monitors]);
+        ar = r = RECT_LEFT(monitor_area[screen_num_monitors]);
+        ab = b = RECT_TOP(monitor_area[screen_num_monitors]);
+        for (i = 0; i < screen_num_monitors; ++i) {
+            /* add the monitor if applicable */
+            if (RANGES_INTERSECT(search->x, search->width,
+                                 monitor_area[i].x, monitor_area[i].width))
+            {
+                at = t = MIN(t, RECT_TOP(monitor_area[i]));
+                ab = b = MAX(b, RECT_BOTTOM(monitor_area[i]));
+            }
+            if (RANGES_INTERSECT(search->y, search->height,
+                                 monitor_area[i].y, monitor_area[i].height))
+            {
+                al = l = MIN(l, RECT_LEFT(monitor_area[i]));
+                ar = r = MAX(r, RECT_RIGHT(monitor_area[i]));
+            }
+        }
+    } else {
+        al = l = RECT_LEFT(monitor_area[screen_num_monitors]);
+        at = t = RECT_TOP(monitor_area[screen_num_monitors]);
+        ar = r = RECT_RIGHT(monitor_area[screen_num_monitors]);
+        ab = b = RECT_BOTTOM(monitor_area[screen_num_monitors]);
+    }
+
+    for (d = 0; d < screen_num_desktops; ++d) {
+        if (d != desktop && desktop != DESKTOP_ALL) continue;
+
+        for (i = 0; i < screen_num_monitors; ++i) {
+            if (head != SCREEN_AREA_ALL_MONITORS && head != i) continue;
+
+            for (it = struts_left; it; it = g_slist_next(it)) {
+                ObScreenStrut *s = it->data;
+                if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
+                    STRUT_LEFT_IN_SEARCH(s->strut, search) &&
+                    !STRUT_LEFT_IGNORE(s->strut, us, search))
+                    l = MAX(l, RECT_LEFT(monitor_area[screen_num_monitors])
+                               + s->strut->left);
+            }
+            for (it = struts_top; it; it = g_slist_next(it)) {
+                ObScreenStrut *s = it->data;
+                if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
+                    STRUT_TOP_IN_SEARCH(s->strut, search) &&
+                    !STRUT_TOP_IGNORE(s->strut, us, search))
+                    t = MAX(t, RECT_TOP(monitor_area[screen_num_monitors])
+                               + s->strut->top);
+            }
+            for (it = struts_right; it; it = g_slist_next(it)) {
+                ObScreenStrut *s = it->data;
+                if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
+                    STRUT_RIGHT_IN_SEARCH(s->strut, search) &&
+                    !STRUT_RIGHT_IGNORE(s->strut, us, search))
+                    r = MIN(r, RECT_RIGHT(monitor_area[screen_num_monitors])
+                               - s->strut->right);
+            }
+            for (it = struts_bottom; it; it = g_slist_next(it)) {
+                ObScreenStrut *s = it->data;
+                if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
+                    STRUT_BOTTOM_IN_SEARCH(s->strut, search) &&
+                    !STRUT_BOTTOM_IGNORE(s->strut, us, search))
+                    b = MIN(b, RECT_BOTTOM(monitor_area[screen_num_monitors])
+                               - s->strut->bottom);
+            }
+
+            /* limit to this monitor */
+            if (head == i) {
+                l = MAX(l, RECT_LEFT(monitor_area[i]));
+                t = MAX(t, RECT_TOP(monitor_area[i]));
+                r = MIN(r, RECT_RIGHT(monitor_area[i]));
+                b = MIN(b, RECT_BOTTOM(monitor_area[i]));
+            }
+        }
     }
-    return &area[desktop][head];
+
+    a = g_new(Rect, 1);
+    a->x = l;
+    a->y = t;
+    a->width = r - l + 1;
+    a->height = b - t + 1;
+    return a;
 }
 
 guint screen_find_monitor(Rect *search)
 {
     guint i;
-    guint most = 0;
+    guint most = screen_num_monitors;
     guint mostv = 0;
 
     for (i = 0; i < screen_num_monitors; ++i) {
@@ -1303,23 +1648,68 @@ guint screen_find_monitor(Rect *search)
                 most = i;
             }
         }
+        g_free(area);
     }
     return most;
 }
 
-Rect *screen_physical_area()
+Rect* screen_physical_area_all_monitors(void)
 {
     return screen_physical_area_monitor(screen_num_monitors);
 }
 
-Rect *screen_physical_area_monitor(guint head)
+Rect* screen_physical_area_monitor(guint head)
+{
+    Rect *a;
+    g_assert(head <= screen_num_monitors);
+
+    a = g_new(Rect, 1);
+    *a = monitor_area[head];
+    return a;
+}
+
+gboolean screen_physical_area_monitor_contains(guint head, Rect *search)
+{
+    g_assert(head <= screen_num_monitors);
+    g_assert(search);
+    return RECT_INTERSECTS_RECT(monitor_area[head], *search);
+}
+
+guint screen_monitor_active(void)
+{
+    if (moveresize_client)
+        return client_monitor(moveresize_client);
+    else if (focus_client)
+        return client_monitor(focus_client);
+    else
+        return screen_monitor_pointer();
+}
+
+Rect* screen_physical_area_active(void)
+{
+    return screen_physical_area_monitor(screen_monitor_active());
+}
+
+guint screen_monitor_primary(void)
+{
+    if (config_primary_monitor_index > 0) {
+        if (config_primary_monitor_index-1 < screen_num_monitors)
+            return config_primary_monitor_index - 1;
+        else
+            return 0;
+    }
+    else if (config_primary_monitor == OB_PLACE_MONITOR_ACTIVE)
+        return screen_monitor_active();
+    else /* config_primary_monitor == OB_PLACE_MONITOR_MOUSE */
+        return screen_monitor_pointer();
+}
+
+Rect *screen_physical_area_primary(void)
 {
-    if (head > screen_num_monitors)
-        return NULL;
-    return &monitor_area[head];
+    return screen_physical_area_monitor(screen_monitor_primary());
 }
 
-void screen_set_root_cursor()
+void screen_set_root_cursor(void)
 {
     if (sn_app_starting())
         XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
@@ -1329,6 +1719,21 @@ void screen_set_root_cursor()
                       ob_cursor(OB_CURSOR_POINTER));
 }
 
+guint screen_find_monitor_point(guint x, guint y)
+{
+    Rect mon;
+    RECT_SET(mon, x, y, 1, 1);
+    return screen_find_monitor(&mon);
+}
+
+guint screen_monitor_pointer()
+{
+    gint x, y;
+    if (!screen_pointer_pos(&x, &y))
+        x = y = 0;
+    return screen_find_monitor_point(x, y);
+}
+
 gboolean screen_pointer_pos(gint *x, gint *y)
 {
     Window w;