Correct a 64-bit bug in event_time_after
[dana/openbox.git] / openbox / event.c
index 6b0ecdd..5f1ae25 100644 (file)
@@ -31,6 +31,7 @@
 #include "frame.h"
 #include "grab.h"
 #include "menu.h"
+#include "prompt.h"
 #include "menuframe.h"
 #include "keyboard.h"
 #include "modkeys.h"
@@ -43,6 +44,7 @@
 #include "stacking.h"
 #include "extensions.h"
 #include "translate.h"
+#include "ping.h"
 
 #include <X11/Xlib.h>
 #include <X11/Xatom.h>
@@ -87,11 +89,12 @@ static void event_process(const XEvent *e, gpointer data);
 static void event_handle_root(XEvent *e);
 static gboolean event_handle_menu_keyboard(XEvent *e);
 static gboolean event_handle_menu(XEvent *e);
+static gboolean event_handle_prompt(ObPrompt *p, XEvent *e);
 static void event_handle_dock(ObDock *s, XEvent *e);
 static void event_handle_dockapp(ObDockApp *app, XEvent *e);
 static void event_handle_client(ObClient *c, XEvent *e);
 static void event_handle_user_input(ObClient *client, XEvent *e);
-static gboolean is_enter_focus_event_ignored(XEvent *e);
+static gboolean is_enter_focus_event_ignored(gulong serial);
 static void event_ignore_enter_range(gulong start, gulong end);
 
 static void focus_delay_dest(gpointer data);
@@ -102,8 +105,8 @@ static void focus_delay_client_dest(ObClient *client, gpointer data);
 Time event_curtime = CurrentTime;
 Time event_last_user_time = CurrentTime;
 /*! The serial of the current X event */
-gulong event_curserial;
 
+static gulong event_curserial;
 static gboolean focus_left_screen = FALSE;
 /*! A list of ObSerialRanges which are to be ignored for mouse enter events */
 static GSList *ignore_serials = NULL;
@@ -269,7 +272,8 @@ static void event_hack_mods(XEvent *e)
            magic.  Our X core protocol stuff won't work, so we use this to
            find what the modifier state is instead. */
         if (XkbGetState(ob_display, XkbUseCoreKbd, &xkb_state) == Success)
-            e->xkey.state = xkb_state.compat_state;
+            e->xkey.state =
+                modkeys_only_modifier_masks(xkb_state.compat_state);
         else
 #endif
         {
@@ -457,6 +461,7 @@ static void event_process(const XEvent *ec, gpointer data)
     ObWindow *obwin = NULL;
     XEvent ee, *e;
     ObEventData *ed = data;
+    ObPrompt *prompt = NULL;
 
     /* make a copy we can mangle */
     ee = *ec;
@@ -473,12 +478,19 @@ static void event_process(const XEvent *ec, gpointer data)
             break;
         case Window_Client:
             client = WINDOW_AS_CLIENT(obwin);
+            /* events on clients can be events on prompt windows too */
+            prompt = client->prompt;
             break;
         case Window_Menu:
-        case Window_Internal:
             /* not to be used for events */
             g_assert_not_reached();
             break;
+        case Window_Internal:
+            /* we don't do anything with events directly on these windows */
+            break;
+        case Window_Prompt:
+            prompt = WINDOW_AS_PROMPT(obwin);
+            break;
         }
     }
 
@@ -515,7 +527,6 @@ static void event_process(const XEvent *ec, gpointer data)
                window with RevertToParent focus */
             frame_adjust_focus(client->frame, FALSE);
             /* focus_set_client(NULL) has already been called */
-            client_calc_layer(client);
         }
         else if (e->xfocus.detail == NotifyPointerRoot ||
                  e->xfocus.detail == NotifyDetailNone ||
@@ -625,7 +636,6 @@ static void event_process(const XEvent *ec, gpointer data)
             frame_adjust_focus(client->frame, FALSE);
             /* focus_set_client(NULL) has already been called in this
                section or by focus_fallback */
-            client_calc_layer(client);
         }
     }
     else if (client)
@@ -637,11 +647,16 @@ static void event_process(const XEvent *ec, gpointer data)
     else if (window == RootWindow(ob_display, ob_screen))
         event_handle_root(e);
     else if (e->type == MapRequest)
-        client_manage(window);
+        client_manage(window, NULL);
     else if (e->type == MappingNotify) {
-        /* keyboard layout changes, reconfigure openbox. need to restart the
-           modkeys system, but also to reload the key bindings. */
-        ob_reconfigure();
+        /* keyboard layout changes for modifier mapping changes. reload the
+           modifier map, and rebind all the key bindings as appropriate */
+        ob_debug("Kepboard map changed. Reloading keyboard bindings.\n");
+        ob_set_state(OB_STATE_RECONFIGURING);
+        modkeys_shutdown(TRUE);
+        modkeys_startup(TRUE);
+        keyboard_rebind();
+        ob_set_state(OB_STATE_RUNNING);
     }
     else if (e->type == ClientMessage) {
         /* This is for _NET_WM_REQUEST_FRAME_EXTENTS messages. They come for
@@ -694,9 +709,11 @@ static void event_process(const XEvent *ec, gpointer data)
     }
 #endif
 
-    if (e->type == ButtonPress || e->type == ButtonRelease) {
+    if (prompt && event_handle_prompt(prompt, e))
+        ;
+    else if (e->type == ButtonPress || e->type == ButtonRelease) {
         /* If the button press was on some non-root window, or was physically
-           on the root window, the process it */
+           on the root window, then process it */
         if (window != RootWindow(ob_display, ob_screen) ||
             e->xbutton.subwindow == None)
         {
@@ -762,6 +779,9 @@ static void event_handle_root(XEvent *e)
                 ob_restart();
             else if (e->xclient.data.l[0] == 3)
                 ob_exit(0);
+        } else if (msgtype == prop_atoms.wm_protocols) {
+            if ((Atom)e->xclient.data.l[0] == prop_atoms.net_wm_ping)
+                ping_got_pong(e->xclient.data.l[1]);
         }
         break;
     case PropertyNotify:
@@ -787,6 +807,12 @@ void event_enter_client(ObClient *client)
 {
     g_assert(config_focus_follow);
 
+    if (is_enter_focus_event_ignored(event_curserial)) {
+        ob_debug_type(OB_DEBUG_FOCUS, "Ignoring enter event with serial %lu\n"
+                      "on client 0x%x", event_curserial, client->window);
+        return;
+    }
+
     if (client_enter_focusable(client) && client_can_focus(client)) {
         if (config_focus_delay) {
             ObFocusDelayData *data;
@@ -812,13 +838,66 @@ void event_enter_client(ObClient *client)
     }
 }
 
+static gboolean *context_to_button(ObFrame *f, ObFrameContext con, gboolean press)
+{
+    if (press) {
+        switch (con) {
+        case OB_FRAME_CONTEXT_MAXIMIZE:
+            return &f->max_press;
+        case OB_FRAME_CONTEXT_CLOSE:
+            return &f->close_press;
+        case OB_FRAME_CONTEXT_ICONIFY:
+            return &f->iconify_press;
+        case OB_FRAME_CONTEXT_ALLDESKTOPS:
+            return &f->desk_press;
+        case OB_FRAME_CONTEXT_SHADE:
+            return &f->shade_press;
+        default:
+            return NULL;
+        }
+    } else {
+        switch (con) {
+        case OB_FRAME_CONTEXT_MAXIMIZE:
+            return &f->max_hover;
+        case OB_FRAME_CONTEXT_CLOSE:
+            return &f->close_hover;
+        case OB_FRAME_CONTEXT_ICONIFY:
+            return &f->iconify_hover;
+        case OB_FRAME_CONTEXT_ALLDESKTOPS:
+            return &f->desk_hover;
+        case OB_FRAME_CONTEXT_SHADE:
+            return &f->shade_hover;
+        default:
+            return NULL;
+        }
+    }
+}
+
+static void compress_client_message_event(XEvent *e, XEvent *ce, Window window,
+                                          Atom msgtype)
+{
+    /* compress changes into a single change */
+    while (XCheckTypedWindowEvent(ob_display, window, e->type, ce)) {
+        /* XXX: it would be nice to compress ALL messages of a
+           type, not just messages in a row without other
+           message types between. */
+        if (ce->xclient.message_type != msgtype) {
+            XPutBackEvent(ob_display, ce);
+            break;
+        }
+        e->xclient = ce->xclient;
+    }
+}
+
 static void event_handle_client(ObClient *client, XEvent *e)
 {
     XEvent ce;
     Atom msgtype;
     ObFrameContext con;
+    gboolean *but;
     static gint px = -1, py = -1;
     static guint pb = 0;
+    static ObFrameContext pcon = OB_FRAME_CONTEXT_NONE;
 
     switch (e->type) {
     case ButtonPress:
@@ -827,11 +906,15 @@ static void event_handle_client(ObClient *client, XEvent *e)
             pb = e->xbutton.button;
             px = e->xbutton.x;
             py = e->xbutton.y;
+
+            pcon = frame_context(client, e->xbutton.window, px, py);
+            pcon = mouse_button_frame_context(pcon, e->xbutton.button,
+                                              e->xbutton.state);
         }
     case ButtonRelease:
         /* Wheel buttons don't draw because they are an instant click, so it
            is a waste of resources to go drawing it.
-           if the user is doing an intereactive thing, or has a menu open then
+           if the user is doing an interactive thing, or has a menu open then
            the mouse is grabbed (possibly) and if we get these events we don't
            want to deal with them
         */
@@ -843,33 +926,16 @@ static void event_handle_client(ObClient *client, XEvent *e)
             con = mouse_button_frame_context(con, e->xbutton.button,
                                              e->xbutton.state);
 
-            if (e->type == ButtonRelease && e->xbutton.button == pb)
-                pb = 0, px = py = -1;
+            /* button presses on CLIENT_CONTEXTs are not accompanied by a
+               release because they are Replayed to the client */
+            if ((e->type == ButtonRelease || CLIENT_CONTEXT(con, client)) &&
+                e->xbutton.button == pb)
+                pb = 0, px = py = -1, pcon = OB_FRAME_CONTEXT_NONE;
 
-            switch (con) {
-            case OB_FRAME_CONTEXT_MAXIMIZE:
-                client->frame->max_press = (e->type == ButtonPress);
-                frame_adjust_state(client->frame);
-                break;
-            case OB_FRAME_CONTEXT_CLOSE:
-                client->frame->close_press = (e->type == ButtonPress);
+            but = context_to_button(client->frame, con, TRUE);
+            if (but) {
+                *but = (e->type == ButtonPress);
                 frame_adjust_state(client->frame);
-                break;
-            case OB_FRAME_CONTEXT_ICONIFY:
-                client->frame->iconify_press = (e->type == ButtonPress);
-                frame_adjust_state(client->frame);
-                break;
-            case OB_FRAME_CONTEXT_ALLDESKTOPS:
-                client->frame->desk_press = (e->type == ButtonPress);
-                frame_adjust_state(client->frame);
-                break;
-            case OB_FRAME_CONTEXT_SHADE:
-                client->frame->shade_press = (e->type == ButtonPress);
-                frame_adjust_state(client->frame);
-                break;
-            default:
-                /* nothing changes with clicks for any other contexts */
-                break;
             }
         }
         break;
@@ -889,46 +955,21 @@ static void event_handle_client(ObClient *client, XEvent *e)
                 client->frame->shade_hover || client->frame->iconify_hover ||
                 client->frame->close_hover)
             {
-                client->frame->max_hover = FALSE;
-                client->frame->desk_hover = FALSE;
-                client->frame->shade_hover = FALSE;
-                client->frame->iconify_hover = FALSE;
-                client->frame->close_hover = FALSE;
-                frame_adjust_state(client->frame);
-            }
-            break;
-        case OB_FRAME_CONTEXT_MAXIMIZE:
-            if (!client->frame->max_hover) {
-                client->frame->max_hover = TRUE;
-                frame_adjust_state(client->frame);
-            }
-            break;
-        case OB_FRAME_CONTEXT_ALLDESKTOPS:
-            if (!client->frame->desk_hover) {
-                client->frame->desk_hover = TRUE;
-                frame_adjust_state(client->frame);
-            }
-            break;
-        case OB_FRAME_CONTEXT_SHADE:
-            if (!client->frame->shade_hover) {
-                client->frame->shade_hover = TRUE;
-                frame_adjust_state(client->frame);
-            }
-            break;
-        case OB_FRAME_CONTEXT_ICONIFY:
-            if (!client->frame->iconify_hover) {
-                client->frame->iconify_hover = TRUE;
+                client->frame->max_hover =
+                    client->frame->desk_hover =
+                    client->frame->shade_hover =
+                    client->frame->iconify_hover =
+                    client->frame->close_hover = FALSE;
                 frame_adjust_state(client->frame);
             }
             break;
-        case OB_FRAME_CONTEXT_CLOSE:
-            if (!client->frame->close_hover) {
-                client->frame->close_hover = TRUE;
+        default:
+            but = context_to_button(client->frame, con, FALSE);
+            if (but && !*but && !pb) {
+                *but = TRUE;
                 frame_adjust_state(client->frame);
             }
             break;
-        default:
-            break;
         }
         break;
     case LeaveNotify:
@@ -939,38 +980,19 @@ static void event_handle_client(ObClient *client, XEvent *e)
         case OB_FRAME_CONTEXT_TLCORNER:
         case OB_FRAME_CONTEXT_TRCORNER:
             /* we've left the button area inside the titlebar */
-            if (client->frame->max_hover || client->frame->desk_hover ||
-                client->frame->shade_hover || client->frame->iconify_hover ||
-                client->frame->close_hover)
-            {
-                client->frame->max_hover = FALSE;
-                client->frame->desk_hover = FALSE;
-                client->frame->shade_hover = FALSE;
-                client->frame->iconify_hover = FALSE;
+            client->frame->max_hover =
+                client->frame->desk_hover =
+                client->frame->shade_hover =
+                client->frame->iconify_hover =
                 client->frame->close_hover = FALSE;
-                frame_adjust_state(client->frame);
+            if (e->xcrossing.mode == NotifyGrab) {
+                client->frame->max_press =
+                    client->frame->desk_press =
+                    client->frame->shade_press =
+                    client->frame->iconify_press =
+                    client->frame->close_press = FALSE;
             }
             break;
-        case OB_FRAME_CONTEXT_MAXIMIZE:
-            client->frame->max_hover = FALSE;
-            frame_adjust_state(client->frame);
-            break;
-        case OB_FRAME_CONTEXT_ALLDESKTOPS:
-            client->frame->desk_hover = FALSE;
-            frame_adjust_state(client->frame);
-            break;
-        case OB_FRAME_CONTEXT_SHADE:
-            client->frame->shade_hover = FALSE;
-            frame_adjust_state(client->frame);
-            break;
-        case OB_FRAME_CONTEXT_ICONIFY:
-            client->frame->iconify_hover = FALSE;
-            frame_adjust_state(client->frame);
-            break;
-        case OB_FRAME_CONTEXT_CLOSE:
-            client->frame->close_hover = FALSE;
-            frame_adjust_state(client->frame);
-            break;
         case OB_FRAME_CONTEXT_FRAME:
             /* When the mouse leaves an animating window, don't use the
                corresponding enter events. Pretend like the animating window
@@ -997,6 +1019,15 @@ static void event_handle_client(ObClient *client, XEvent *e)
             }
             break;
         default:
+            but = context_to_button(client->frame, con, FALSE);
+            if (but) {
+                *but = FALSE;
+                if (e->xcrossing.mode == NotifyGrab) {
+                    but = context_to_button(client->frame, con, TRUE);
+                    *but = FALSE;
+                }
+                frame_adjust_state(client->frame);
+            }
             break;
         }
         break;
@@ -1005,34 +1036,13 @@ static void event_handle_client(ObClient *client, XEvent *e)
         con = frame_context(client, e->xcrossing.window,
                             e->xcrossing.x, e->xcrossing.y);
         switch (con) {
-        case OB_FRAME_CONTEXT_MAXIMIZE:
-            client->frame->max_hover = TRUE;
-            frame_adjust_state(client->frame);
-            break;
-        case OB_FRAME_CONTEXT_ALLDESKTOPS:
-            client->frame->desk_hover = TRUE;
-            frame_adjust_state(client->frame);
-            break;
-        case OB_FRAME_CONTEXT_SHADE:
-            client->frame->shade_hover = TRUE;
-            frame_adjust_state(client->frame);
-            break;
-        case OB_FRAME_CONTEXT_ICONIFY:
-            client->frame->iconify_hover = TRUE;
-            frame_adjust_state(client->frame);
-            break;
-        case OB_FRAME_CONTEXT_CLOSE:
-            client->frame->close_hover = TRUE;
-            frame_adjust_state(client->frame);
-            break;
         case OB_FRAME_CONTEXT_FRAME:
             if (grab_on_keyboard())
                 break;
             if (e->xcrossing.mode == NotifyGrab ||
                 e->xcrossing.mode == NotifyUngrab ||
                 /*ignore enters when we're already in the window */
-                e->xcrossing.detail == NotifyInferior ||
-                is_enter_focus_event_ignored(e))
+                e->xcrossing.detail == NotifyInferior)
             {
                 ob_debug_type(OB_DEBUG_FOCUS,
                               "%sNotify mode %d detail %d serial %lu on %lx "
@@ -1057,6 +1067,15 @@ static void event_handle_client(ObClient *client, XEvent *e)
             }
             break;
         default:
+            but = context_to_button(client->frame, con, FALSE);
+            if (but) {
+                *but = TRUE;
+                if (e->xcrossing.mode == NotifyUngrab) {
+                    but = context_to_button(client->frame, con, TRUE);
+                    *but = (con == pcon);
+                }
+                frame_adjust_state(client->frame);
+            }
             break;
         }
         break;
@@ -1077,7 +1096,7 @@ static void event_handle_client(ObClient *client, XEvent *e)
         RECT_TO_DIMS(client->area, x, y, w, h);
 
         ob_debug("ConfigureRequest for \"%s\" desktop %d wmstate %d "
-                 "visibile %d\n"
+                 "visible %d\n"
                  "                     x %d y %d w %d h %d b %d\n",
                  client->title,
                  screen_desktop, client->wmstate, client->frame->visible,
@@ -1090,12 +1109,11 @@ static void event_handle_client(ObClient *client, XEvent *e)
                 /* if the border width is changing then that is the same
                    as requesting a resize, but we don't actually change
                    the client's border, so it will change their root
-                   coordiantes (since they include the border width) and
+                   coordinates (since they include the border width) and
                    we need to a notify then */
                 move = TRUE;
             }
 
-
         if (e->xconfigurerequest.value_mask & CWStackMode) {
             ObClient *sibling = NULL;
             gulong ignore_start;
@@ -1135,16 +1153,14 @@ static void event_handle_client(ObClient *client, XEvent *e)
             (e->xconfigurerequest.value_mask & CWWidth) ||
             (e->xconfigurerequest.value_mask & CWHeight))
         {
+            /* don't allow clients to move shaded windows (fvwm does this)
+            */
             if (e->xconfigurerequest.value_mask & CWX) {
-                /* don't allow clients to move shaded windows (fvwm does this)
-                 */
                 if (!client->shaded)
                     x = e->xconfigurerequest.x;
                 move = TRUE;
             }
             if (e->xconfigurerequest.value_mask & CWY) {
-                /* don't allow clients to move shaded windows (fvwm does this)
-                 */
                 if (!client->shaded)
                     y = e->xconfigurerequest.y;
                 move = TRUE;
@@ -1198,7 +1214,7 @@ static void event_handle_client(ObClient *client, XEvent *e)
         }
 
         {
-            gint lw,lh;
+            gint lw, lh;
 
             client_try_configure(client, &x, &y, &w, &h, &lw, &lh, FALSE);
 
@@ -1207,8 +1223,7 @@ static void event_handle_client(ObClient *client, XEvent *e)
             if ((e->xconfigurerequest.value_mask & CWWidth &&
                  !(e->xconfigurerequest.value_mask & CWX)))
                 client_gravity_resize_w(client, &x, client->area.width, w);
-            /* if y was not given, then use gravity to figure out the new
-               y.  the reference point should not be moved */
+            /* same for y */
             if ((e->xconfigurerequest.value_mask & CWHeight &&
                  !(e->xconfigurerequest.value_mask & CWY)))
                 client_gravity_resize_h(client, &y, client->area.height,h);
@@ -1271,32 +1286,10 @@ static void event_handle_client(ObClient *client, XEvent *e)
 
         msgtype = e->xclient.message_type;
         if (msgtype == prop_atoms.wm_change_state) {
-            /* compress changes into a single change */
-            while (XCheckTypedWindowEvent(ob_display, client->window,
-                                          e->type, &ce)) {
-                /* XXX: it would be nice to compress ALL messages of a
-                   type, not just messages in a row without other
-                   message types between. */
-                if (ce.xclient.message_type != msgtype) {
-                    XPutBackEvent(ob_display, &ce);
-                    break;
-                }
-                e->xclient = ce.xclient;
-            }
+            compress_client_message_event(e, &ce, client->window, msgtype);
             client_set_wm_state(client, e->xclient.data.l[0]);
         } else if (msgtype == prop_atoms.net_wm_desktop) {
-            /* compress changes into a single change */
-            while (XCheckTypedWindowEvent(ob_display, client->window,
-                                          e->type, &ce)) {
-                /* XXX: it would be nice to compress ALL messages of a
-                   type, not just messages in a row without other
-                   message types between. */
-                if (ce.xclient.message_type != msgtype) {
-                    XPutBackEvent(ob_display, &ce);
-                    break;
-                }
-                e->xclient = ce.xclient;
-            }
+            compress_client_message_event(e, &ce, client->window, msgtype);
             if ((unsigned)e->xclient.data.l[0] < screen_num_desktops ||
                 (unsigned)e->xclient.data.l[0] == DESKTOP_ALL)
                 client_set_desktop(client, (unsigned)e->xclient.data.l[0],
@@ -1342,7 +1335,7 @@ static void event_handle_client(ObClient *client, XEvent *e)
                 ob_debug_type(OB_DEBUG_APP_BUGS,
                               "_NET_ACTIVE_WINDOW message for window %s is "
                               "missing source indication\n");
-            client_activate(client, FALSE, TRUE, TRUE,
+            client_activate(client, TRUE, TRUE, TRUE,
                             (e->xclient.data.l[0] == 0 ||
                              e->xclient.data.l[0] == 2));
         } else if (msgtype == prop_atoms.net_wm_moveresize) {
@@ -1411,8 +1404,7 @@ static void event_handle_client(ObClient *client, XEvent *e)
             if (e->xclient.data.l[0] & 1 << 11) {
                 h = e->xclient.data.l[4];
 
-                /* if y was not given, then use gravity to figure out the new
-                   y.  the reference point should not be moved */
+                /* same for y */
                 if (!(e->xclient.data.l[0] & 1 << 9))
                     client_gravity_resize_h(client, &y, client->area.height,h);
             }
@@ -1542,10 +1534,8 @@ static void event_handle_client(ObClient *client, XEvent *e)
             client_update_protocols(client);
             client_setup_decor_and_functions(client, TRUE);
         }
-        else if (msgtype == prop_atoms.net_wm_strut) {
-            client_update_strut(client);
-        }
-        else if (msgtype == prop_atoms.net_wm_strut_partial) {
+        else if (msgtype == prop_atoms.net_wm_strut ||
+                 msgtype == prop_atoms.net_wm_strut_partial) {
             client_update_strut(client);
         }
         else if (msgtype == prop_atoms.net_wm_icon) {
@@ -1619,8 +1609,6 @@ static void event_handle_dockapp(ObDockApp *app, XEvent *e)
         dock_remove(app, TRUE);
         break;
     case DestroyNotify:
-        dock_remove(app, FALSE);
-        break;
     case ReparentNotify:
         dock_remove(app, FALSE);
         break;
@@ -1654,6 +1642,21 @@ static ObMenuFrame* find_active_or_last_menu(void)
     return ret;
 }
 
+static gboolean event_handle_prompt(ObPrompt *p, XEvent *e)
+{
+    switch (e->type) {
+    case ButtonPress:
+    case ButtonRelease:
+    case MotionNotify:
+        return prompt_mouse_event(p, e);
+        break;
+    case KeyPress:
+        return prompt_key_event(p, e);
+        break;
+    }
+    return FALSE;
+}
+
 static gboolean event_handle_menu_keyboard(XEvent *ev)
 {
     guint keycode, state;
@@ -1680,7 +1683,8 @@ static gboolean event_handle_menu_keyboard(XEvent *ev)
 
         else if (keycode == ob_keycode(OB_KEY_LEFT)) {
             /* Left goes to the parent menu */
-            menu_frame_select(frame, NULL, TRUE);
+            if (frame->parent)
+                menu_frame_select(frame, NULL, TRUE);
             ret = TRUE;
         }
 
@@ -1909,7 +1913,7 @@ static void focus_delay_client_dest(ObClient *client, gpointer data)
                                      client, FALSE);
 }
 
-void event_halt_focus_delay()
+void event_halt_focus_delay(void)
 {
     /* ignore all enter events up till the event which caused this to occur */
     if (event_curserial) event_ignore_enter_range(1, event_curserial);
@@ -1918,8 +1922,7 @@ void event_halt_focus_delay()
 
 gulong event_start_ignore_all_enters(void)
 {
-    XSync(ob_display, FALSE);
-    return LastKnownRequestProcessed(ob_display);
+    return NextRequest(ob_display);
 }
 
 static void event_ignore_enter_range(gulong start, gulong end)
@@ -1938,35 +1941,35 @@ static void event_ignore_enter_range(gulong start, gulong end)
                   r->start, r->end);
 
     /* increment the serial so we don't ignore events we weren't meant to */
-    XSync(ob_display, FALSE);
+    PROP_ERASE(screen_support_win, motif_wm_hints);
 }
 
 void event_end_ignore_all_enters(gulong start)
 {
-    XSync(ob_display, FALSE);
-    event_ignore_enter_range(start, LastKnownRequestProcessed(ob_display));
+    /* Use (NextRequest-1) so that we ignore up to the current serial only.
+       Inside event_ignore_enter_range, we increment the serial by one, but if
+       we ignore that serial too, then any enter events generated by mouse
+       movement will be ignored until we create some further network traffic.
+       Instead ignore up to NextRequest-1, then when we increment the serial,
+       we will be *past* the range of ignored serials */
+    event_ignore_enter_range(start, NextRequest(ob_display)-1);
 }
 
-static gboolean is_enter_focus_event_ignored(XEvent *e)
+static gboolean is_enter_focus_event_ignored(gulong serial)
 {
     GSList *it, *next;
 
-    g_assert(e->type == EnterNotify &&
-             !(e->xcrossing.mode == NotifyGrab ||
-               e->xcrossing.mode == NotifyUngrab ||
-               e->xcrossing.detail == NotifyInferior));
-
     for (it = ignore_serials; it; it = next) {
         ObSerialRange *r = it->data;
 
         next = g_slist_next(it);
 
-        if ((glong)(e->xany.serial - r->end) > 0) {
+        if ((glong)(serial - r->end) > 0) {
             /* past the end */
             ignore_serials = g_slist_delete_link(ignore_serials, it);
             g_free(r);
         }
-        else if ((glong)(e->xany.serial - r->start) >= 0)
+        else if ((glong)(serial - r->start) >= 0)
             return TRUE;
     }
     return FALSE;
@@ -1992,9 +1995,11 @@ void event_cancel_all_key_grabs(void)
     }
     else
         ungrab_passive_key();
+
+    XSync(ob_display, FALSE);
 }
 
-gboolean event_time_after(Time t1, Time t2)
+gboolean event_time_after(guint32 t1, guint32 t2)
 {
     g_assert(t1 != CurrentTime);
     g_assert(t2 != CurrentTime);
@@ -2007,8 +2012,10 @@ gboolean event_time_after(Time t1, Time t2)
       - http://tronche.com/gui/x/xlib/input/pointer-grabbing.html
     */
 
-    /* TIME_HALF is half of the number space of a Time type variable */
-#define TIME_HALF (Time)(1 << (sizeof(Time)*8-1))
+    /* TIME_HALF is not half of the number space of a Time type variable.
+     * Rather, it is half the number space of a timestamp value, which is
+     * always 32 bits. */
+#define TIME_HALF (guint32)(1 << 31)
 
     if (t2 >= TIME_HALF)
         /* t2 is in the second half so t1 might wrap around and be smaller than