]> Dogcows Code - chaz/openbox/blobdiff - openbox/event.c
scary commit..but here goes.
[chaz/openbox] / openbox / event.c
index 6df7098e58e9dac9b21f4ec90aeb793130f053a4..6314c9f79640029f614f4f8c2e0991550e7c1ec7 100644 (file)
@@ -1,19 +1,20 @@
 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
 
-event.c for the Openbox window manager
-Copyright (c) 2003        Ben Jansens
+   event.c for the Openbox window manager
+   Copyright (c) 2006        Mikael Magnusson
+   Copyright (c) 2003        Ben Jansens
 
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
 
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
 
-See the COPYING file for a copy of the GNU General Public License.
+   See the COPYING file for a copy of the GNU General Public License.
 */
 
 #include "event.h"
@@ -50,13 +51,20 @@ See the COPYING file for a copy of the GNU General Public License.
 #ifdef HAVE_SIGNAL_H
 #  include <signal.h>
 #endif
+#ifdef XKB
+#  include <X11/XKBlib.h>
+#endif
 
 #ifdef USE_SM
 #include <X11/ICE/ICElib.h>
 #endif
 
+typedef struct
+{
+    gboolean ignored;
+} ObEventData;
+
 static void event_process(const XEvent *e, gpointer data);
-static void event_done(gpointer data);
 static void event_client_dest(ObClient *client, gpointer data);
 static void event_handle_root(XEvent *e);
 static void event_handle_menu(XEvent *e);
@@ -70,29 +78,40 @@ static void focus_delay_client_dest(ObClient *client, gpointer data);
 
 static gboolean menu_hide_delay_func(gpointer data);
 
-Time event_lasttime = 0;
+#define INVALID_FOCUSIN(e) ((e)->xfocus.detail == NotifyInferior || \
+                            (e)->xfocus.detail == NotifyAncestor || \
+                            (e)->xfocus.detail > NotifyNonlinearVirtual)
+#define INVALID_FOCUSOUT(e) ((e)->xfocus.mode == NotifyGrab || \
+                             (e)->xfocus.detail == NotifyInferior || \
+                             (e)->xfocus.detail == NotifyAncestor || \
+                             (e)->xfocus.detail > NotifyNonlinearVirtual)
+
+/* The most recent time at which an event with a timestamp occured. */
+static Time event_lasttime = 0;
+/* The time for the current event being processed
+   (it's the event_lasttime for events without times, if this is a bug then
+   use CurrentTime instead, but it seems ok) */
+Time event_curtime = CurrentTime;
 
 /*! The value of the mask for the NumLock modifier */
-unsigned int NumLockMask;
+guint NumLockMask;
 /*! The value of the mask for the ScrollLock modifier */
-unsigned int ScrollLockMask;
+guint ScrollLockMask;
 /*! The key codes for the modifier keys */
 static XModifierKeymap *modmap;
 /*! Table of the constant modifier masks */
-static const int mask_table[] = {
+static const gint mask_table[] = {
     ShiftMask, LockMask, ControlMask, Mod1Mask,
     Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
 };
-static int mask_table_size;
+static gint mask_table_size;
 
 static guint ignore_enter_focus = 0;
 
 static gboolean menu_can_hide;
 
-static ObClient *focus_in, *focus_out;
-
 #ifdef USE_SM
-static void ice_handler(int fd, gpointer conn)
+static void ice_handler(gint fd, gpointer conn)
 {
     Bool b;
     IceProcessMessages(conn, NULL, &b);
@@ -131,10 +150,10 @@ void event_startup(gboolean reconfig)
         const KeyCode num_lock = XKeysymToKeycode(ob_display, XK_Num_Lock);
         const KeyCode scroll_lock = XKeysymToKeycode(ob_display,
                                                      XK_Scroll_Lock);
-         
+
         for (cnt = 0; cnt < size; ++cnt) {
             if (! modmap->modifiermap[cnt]) continue;
-              
+
             if (num_lock == modmap->modifiermap[cnt])
                 NumLockMask = mask_table[cnt / modmap->max_keypermod];
             if (scroll_lock == modmap->modifiermap[cnt])
@@ -142,7 +161,7 @@ void event_startup(gboolean reconfig)
         }
     }
 
-    ob_main_loop_x_add(ob_main_loop, event_process, event_done, NULL, NULL);
+    ob_main_loop_x_add(ob_main_loop, event_process, NULL, NULL);
 
 #ifdef USE_SM
     IceAddConnectionWatch(ice_watch, NULL);
@@ -161,6 +180,7 @@ void event_shutdown(gboolean reconfig)
 #endif
 
     client_remove_destructor(focus_delay_client_dest);
+    client_remove_destructor(event_client_dest);
     XFreeModifiermap(modmap);
 }
 
@@ -236,20 +256,29 @@ static void event_set_lasttime(XEvent *e)
         break;
     }
 
-    if (t > event_lasttime)
+    if (t > event_lasttime) {
         event_lasttime = t;
+        event_curtime = event_lasttime;
+    } else if (t == 0) {
+        event_curtime = event_lasttime;
+    } else {
+        event_curtime = t;
+    }
 }
 
 #define STRIP_MODS(s) \
-       s &= ~(LockMask | NumLockMask | ScrollLockMask), \
-       /* kill off the Button1Mask etc, only want the modifiers */ \
-       s &= (ControlMask | ShiftMask | Mod1Mask | \
+        s &= ~(LockMask | NumLockMask | ScrollLockMask), \
+        /* kill off the Button1Mask etc, only want the modifiers */ \
+        s &= (ControlMask | ShiftMask | Mod1Mask | \
               Mod2Mask | Mod3Mask | Mod4Mask | Mod5Mask) \
 
 static void event_hack_mods(XEvent *e)
 {
+#ifdef XKB
+    XkbStateRec xkb_state;
+#endif
     KeyCode *kp;
-    int i, k;
+    gint i, k;
 
     switch (e->type) {
     case ButtonPress:
@@ -263,6 +292,12 @@ static void event_hack_mods(XEvent *e)
         STRIP_MODS(e->xkey.state);
         /* remove from the state the mask of the modifier being released, if
            it is a modifier key being released (this is a little ugly..) */
+#ifdef XKB
+        if (XkbGetState(ob_display, XkbUseCoreKbd, &xkb_state) == Success) {
+            e->xkey.state = xkb_state.compat_state;
+            break;
+        }
+#endif
         kp = modmap->modifiermap;
         for (i = 0; i < mask_table_size; ++i) {
             for (k = 0; k < modmap->max_keypermod; ++k) {
@@ -301,64 +336,125 @@ static gboolean event_ignore(XEvent *e, ObClient *client)
             return TRUE;
         break;
     case FocusIn:
-        if (e->xfocus.detail > NotifyNonlinearVirtual)
+        /* NotifyAncestor is not ignored in FocusIn like it is in FocusOut
+           because of RevertToPointerRoot. If the focus ends up reverting to
+           pointer root on a workspace change, then the FocusIn event that we
+           want will be of type NotifyAncestor. This situation does not occur
+           for FocusOut, so it is safely ignored there.
+        */
+        if (INVALID_FOCUSIN(e) ||
+            client == NULL) {
+#ifdef DEBUG_FOCUS
+            ob_debug("FocusIn on %lx mode %d detail %d IGNORED\n",
+                     e->xfocus.window, e->xfocus.mode, e->xfocus.detail);
+#endif
+            /* says a client was not found for the event (or a valid FocusIn
+               event was not found.
+            */
+            e->xfocus.window = None;
             return TRUE;
+        }
+
+#ifdef DEBUG_FOCUS
+        ob_debug("FocusIn on %lx mode %d detail %d\n", e->xfocus.window,
+                 e->xfocus.mode, e->xfocus.detail);
+#endif
         break;
     case FocusOut:
-        if (e->xfocus.detail > NotifyNonlinearVirtual)
-            return TRUE;
-        if (e->xfocus.detail == NotifyInferior ||
-            e->xfocus.mode == NotifyGrab)
+        if (INVALID_FOCUSOUT(e)) {
+#ifdef DEBUG_FOCUS
+        ob_debug("FocusOut on %lx mode %d detail %d IGNORED\n",
+                 e->xfocus.window, e->xfocus.mode, e->xfocus.detail);
+#endif
             return TRUE;
-        break;
-    }
-    return FALSE;
-}
-
-static void event_client_dest(ObClient *client, gpointer data)
-{
-    if (client == focus_in)
-        focus_in = NULL;
-    if (client == focus_out)
-        focus_out = NULL;
-}
-
-static void event_done(gpointer data)
-{
-    static ObClient *last = NULL;
-
-    /* sometimes focus_hilite can be on an unfocused window, this make sure
-       it loses its focus hilite when focus moves */
-    if (focus_hilite &&
-        (focus_in && focus_hilite != focus_in) &&
-        (focus_out && focus_hilite != focus_out))
-    {
-        frame_adjust_focus(focus_hilite->frame, FALSE);
-    }
-
-    if (focus_in) {
-        if (focus_in != focus_client) {
-            focus_set_client(focus_in);
-            frame_adjust_focus(focus_in->frame, TRUE);
-            client_calc_layer(focus_in);
         }
-    } 
-    if (focus_out) {
-        if (focus_out == focus_client)
-            focus_set_client(NULL);
-        frame_adjust_focus(focus_out->frame, FALSE);
-        client_calc_layer(focus_out);
-    }
 
-    focus_hilite = focus_in;
-
-    if (focus_client != last) {
-        if (!focus_client)
-            focus_fallback(OB_FOCUS_FALLBACK_NOFOCUS);
-        last = focus_client;
+#ifdef DEBUG_FOCUS
+        ob_debug("FocusOut on %lx mode %d detail %d\n",
+                 e->xfocus.window, e->xfocus.mode, e->xfocus.detail);
+#endif
+        {
+            XEvent fe;
+            gboolean fallback = TRUE;
+
+            while (TRUE) {
+                if (!XCheckTypedWindowEvent(ob_display, e->xfocus.window,
+                                            FocusOut, &fe))
+                    if (!XCheckTypedEvent(ob_display, FocusIn, &fe))
+                        break;
+                if (fe.type == FocusOut) {
+#ifdef DEBUG_FOCUS
+                    ob_debug("found pending FocusOut\n");
+#endif
+                    if (!INVALID_FOCUSOUT(&fe)) {
+                        /* if there is a VALID FocusOut still coming, don't
+                           fallback focus yet, we'll deal with it then */
+                        XPutBackEvent(ob_display, &fe);
+                        fallback = FALSE;
+                        break;
+                    }
+                } else {
+#ifdef DEBUG_FOCUS
+                    ob_debug("found pending FocusIn\n");
+#endif
+                    /* is the focused window getting a FocusOut/In back to
+                       itself?
+                    */
+                    if (fe.xfocus.window == e->xfocus.window &&
+                        !event_ignore(&fe, client)) {
+                        /*
+                          if focus_client is not set, then we can't do
+                          this. we need the FocusIn. This happens in the
+                          case when the set_focus_client(NULL) in the
+                          focus_fallback function fires and then
+                          focus_fallback picks the currently focused
+                          window (such as on a SendToDesktop-esque action.
+                        */
+                        if (focus_client) {
+#ifdef DEBUG_FOCUS
+                            ob_debug("focused window got an Out/In back to "
+                                     "itself IGNORED both\n");
+#endif
+                            return TRUE;
+                        } else {
+                            event_process(&fe, NULL);
+#ifdef DEBUG_FOCUS
+                            ob_debug("focused window got an Out/In back to "
+                                     "itself but focus_client was null "
+                                     "IGNORED just the Out\n");
+#endif
+                            return TRUE;
+                        }
+                    }
+
+                    {
+                        ObEventData d;
+
+                        /* once all the FocusOut's have been dealt with, if
+                           there is a FocusIn still left and it is valid, then
+                           use it */
+                        event_process(&fe, &d);
+                        if (!d.ignored) {
+#ifdef DEBUG_FOCUS
+                            ob_debug("FocusIn was OK, so don't fallback\n");
+#endif
+                            fallback = FALSE;
+                            break;
+                        }
+                    }
+                }
+            }
+            if (fallback) {
+#ifdef DEBUG_FOCUS
+                ob_debug("no valid FocusIn and no FocusOut events found, "
+                         "falling back\n");
+#endif
+                focus_fallback(OB_FOCUS_FALLBACK_NOFOCUS);
+            }
+        }
+        break;
     }
-
-    focus_in = focus_out = NULL;
+    return FALSE;
 }
 
 static void event_process(const XEvent *ec, gpointer data)
@@ -370,6 +466,7 @@ static void event_process(const XEvent *ec, gpointer data)
     ObDockApp *dockapp = NULL;
     ObWindow *obwin = NULL;
     XEvent ee, *e;
+    ObEventData *ed = data;
 
     /* make a copy we can mangle */
     ee = *ec;
@@ -399,8 +496,12 @@ static void event_process(const XEvent *ec, gpointer data)
 
     event_set_lasttime(e);
     event_hack_mods(e);
-    if (event_ignore(e, client))
+    if (event_ignore(e, client)) {
+        if (ed)
+            ed->ignored = TRUE;
         return;
+    } else if (ed)
+            ed->ignored = FALSE;
 
     /* deal with it in the kernel */
     if (group)
@@ -419,7 +520,7 @@ static void event_process(const XEvent *ec, gpointer data)
         /* unhandled configure requests must be used to configure the
            window directly */
         XWindowChanges xwc;
-              
+
         xwc.x = e->xconfigurerequest.x;
         xwc.y = e->xconfigurerequest.y;
         xwc.width = e->xconfigurerequest.width;
@@ -455,7 +556,7 @@ static void event_process(const XEvent *ec, gpointer data)
 
                 menu_can_hide = FALSE;
                 ob_main_loop_timeout_add(ob_main_loop,
-                                         G_USEC_PER_SEC / 4,
+                                         config_menu_hide_delay * 1000,
                                          menu_hide_delay_func,
                                          NULL, NULL);
 
@@ -478,7 +579,7 @@ static void event_handle_root(XEvent *e)
     switch(e->type) {
     case SelectionClear:
         ob_debug("Another WM has requested to replace us. Exiting.\n");
-        ob_exit(0);
+        ob_exit_replace();
         break;
 
     case ClientMessage:
@@ -486,15 +587,20 @@ static void event_handle_root(XEvent *e)
 
         msgtype = e->xclient.message_type;
         if (msgtype == prop_atoms.net_current_desktop) {
-            unsigned int d = e->xclient.data.l[0];
+            guint d = e->xclient.data.l[0];
             if (d < screen_num_desktops)
                 screen_set_desktop(d);
         } else if (msgtype == prop_atoms.net_number_of_desktops) {
-            unsigned int d = e->xclient.data.l[0];
+            guint d = e->xclient.data.l[0];
             if (d > 0)
                 screen_set_num_desktops(d);
         } else if (msgtype == prop_atoms.net_showing_desktop) {
             screen_show_desktop(e->xclient.data.l[0] != 0);
+        } else if (msgtype == prop_atoms.ob_control) {
+            if (e->xclient.data.l[0] == 1)
+                ob_reconfigure();
+            else if (e->xclient.data.l[0] == 2)
+                ob_restart();
         }
         break;
     case PropertyNotify:
@@ -511,11 +617,6 @@ static void event_handle_root(XEvent *e)
         break;
     default:
         ;
-#ifdef VIDMODE
-        if (extensions_vidmode && e->type == extensions_vidmode_event_basep) {
-            ob_debug("VIDMODE EVENT\n");
-        }
-#endif
     }
 }
 
@@ -549,7 +650,7 @@ static void event_handle_client(ObClient *client, XEvent *e)
 {
     XEvent ce;
     Atom msgtype;
-    int i=0;
+    gint i=0;
     ObFrameContext con;
      
     switch (e->type) {
@@ -596,9 +697,11 @@ static void event_handle_client(ObClient *client, XEvent *e)
                  e->xfocus.window, client->window,
                  e->xfocus.mode, e->xfocus.detail);
 #endif
-        focus_in = client;
-        if (focus_out == client)
-            focus_out = NULL;
+        if (client != focus_client) {
+            focus_set_client(client);
+            frame_adjust_focus(client->frame, TRUE);
+            client_calc_layer(client);
+        }
         break;
     case FocusOut:
 #ifdef DEBUG_FOCUS
@@ -606,9 +709,9 @@ static void event_handle_client(ObClient *client, XEvent *e)
                  e->xfocus.window, client->window,
                  e->xfocus.mode, e->xfocus.detail);
 #endif
-        focus_out = client;
-        if (focus_in == client)
-            focus_in = NULL;
+        focus_hilite = NULL;
+        frame_adjust_focus(client->frame, FALSE);
+        client_calc_layer(client);
         break;
     case LeaveNotify:
         con = frame_context(client, e->xcrossing.window);
@@ -637,7 +740,7 @@ static void event_handle_client(ObClient *client, XEvent *e)
             if (config_focus_follow && config_focus_delay)
                 ob_main_loop_timeout_remove_data(ob_main_loop,
                                                  focus_delay_func,
-                                                 client);
+                                                 client, TRUE);
             break;
         default:
             break;
@@ -733,7 +836,7 @@ static void event_handle_client(ObClient *client, XEvent *e)
         if (e->xconfigurerequest.value_mask & (CWWidth | CWHeight |
                                                CWX | CWY |
                                                CWBorderWidth)) {
-            int x, y, w, h;
+            gint x, y, w, h;
             ObCorner corner;
 
             if (e->xconfigurerequest.value_mask & CWBorderWidth)
@@ -749,20 +852,20 @@ static void event_handle_client(ObClient *client, XEvent *e)
                 e->xconfigurerequest.height : client->area.height;
 
             {
-                int newx = x;
-                int newy = y;
-                int fw = w +
-                    client->frame->size.left + client->frame->size.right;
-                int fh = h +
-                    client->frame->size.top + client->frame->size.bottom;
+                gint newx = x;
+                gint newy = y;
+                gint fw = w +
+                     client->frame->size.left + client->frame->size.right;
+                gint fh = h +
+                     client->frame->size.top + client->frame->size.bottom;
                 client_find_onscreen(client, &newx, &newy, fw, fh,
-                                     client_normal(client));
+                                     FALSE);
                 if (e->xconfigurerequest.value_mask & CWX)
                     x = newx;
                 if (e->xconfigurerequest.value_mask & CWY)
                     y = newy;
             }
-              
+
             switch (client->gravity) {
             case NorthEastGravity:
             case EastGravity:
@@ -828,8 +931,11 @@ static void event_handle_client(ObClient *client, XEvent *e)
     case MapRequest:
         ob_debug("MapRequest for 0x%lx\n", client->window);
         if (!client->iconic) break; /* this normally doesn't happen, but if it
-                                       does, we don't want it! */
-        client_activate(client, FALSE);
+                                       does, we don't want it!
+                                       it can happen now when the window is on
+                                       another desktop, but we still don't
+                                       want it! */
+        client_activate(client, FALSE, TRUE);
         break;
     case ClientMessage:
         /* validate cuz we query stuff off the client here */
@@ -883,8 +989,15 @@ static void event_handle_client(ObClient *client, XEvent *e)
             ob_debug("net_close_window for 0x%lx\n", client->window);
             client_close(client);
         } else if (msgtype == prop_atoms.net_active_window) {
-            ob_debug("net_active_window for 0x%lx\n", client->window);
-            client_activate(client, FALSE);
+            ob_debug("net_active_window for 0x%lx source=%s\n",
+                     client->window,
+                     (e->xclient.data.l[0] == 0 ? "unknown" :
+                      (e->xclient.data.l[0] == 1 ? "application" :
+                       (e->xclient.data.l[0] == 2 ? "user" : "INVALID"))));
+            /* XXX make use of data.l[1] and [2] ! */
+            client_activate(client, FALSE,
+                            (e->xclient.data.l[0] == 0 ||
+                             e->xclient.data.l[0] == 2));
         } else if (msgtype == prop_atoms.net_wm_moveresize) {
             ob_debug("net_wm_moveresize for 0x%lx\n", client->window);
             if ((Atom)e->xclient.data.l[2] ==
@@ -917,8 +1030,8 @@ static void event_handle_client(ObClient *client, XEvent *e)
                                  e->xclient.data.l[2]);
             }
         } else if (msgtype == prop_atoms.net_moveresize_window) {
-            int oldg = client->gravity;
-            int tmpg, x, y, w, h;
+            gint oldg = client->gravity;
+            gint tmpg, x, y, w, h;
 
             if (e->xclient.data.l[0] & 0xff)
                 tmpg = e->xclient.data.l[0] & 0xff;
@@ -944,12 +1057,12 @@ static void event_handle_client(ObClient *client, XEvent *e)
             client->gravity = tmpg;
 
             {
-                int newx = x;
-                int newy = y;
-                int fw = w +
-                    client->frame->size.left + client->frame->size.right;
-                int fh = h +
-                    client->frame->size.top + client->frame->size.bottom;
+                gint newx = x;
+                gint newy = y;
+                gint fw = w +
+                     client->frame->size.left + client->frame->size.right;
+                gint fh = h +
+                     client->frame->size.top + client->frame->size.bottom;
                 client_find_onscreen(client, &newx, &newy, fw, fh,
                                      client_normal(client));
                 if (e->xclient.data.l[0] & 1 << 8)
@@ -957,7 +1070,7 @@ static void event_handle_client(ObClient *client, XEvent *e)
                 if (e->xclient.data.l[0] & 1 << 9)
                     y = newy;
             }
-              
+
             client_configure(client, OB_CORNER_TOPLEFT,
                              x, y, w, h, FALSE, TRUE);
 
@@ -1052,7 +1165,10 @@ static void event_handle_dock(ObDock *s, XEvent *e)
 {
     switch (e->type) {
     case ButtonPress:
-        stacking_raise(DOCK_AS_WINDOW(s));
+        if (e->xbutton.button == 1)
+            stacking_raise(DOCK_AS_WINDOW(s), FALSE);
+        else if (e->xbutton.button == 2)
+            stacking_lower(DOCK_AS_WINDOW(s), FALSE);
         break;
     case EnterNotify:
         dock_hide(FALSE);
@@ -1194,7 +1310,14 @@ static gboolean focus_delay_func(gpointer data)
 
 static void focus_delay_client_dest(ObClient *client, gpointer data)
 {
-    ob_main_loop_timeout_remove_data(ob_main_loop, focus_delay_func, client);
+    ob_main_loop_timeout_remove_data(ob_main_loop, focus_delay_func,
+                                     client, TRUE);
+}
+
+static void event_client_dest(ObClient *client, gpointer data)
+{
+    if (client == focus_hilite)
+        focus_hilite = NULL;
 }
 
 void event_halt_focus_delay()
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