Refactor the event handling for titlebar buttons a bit.
[mikachu/openbox.git] / openbox / event.c
index cc3ea68..29be63e 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 +647,14 @@ 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");
+        modkeys_shutdown(TRUE);
+        modkeys_startup(TRUE);
+        keyboard_rebind();
     }
     else if (e->type == ClientMessage) {
         /* This is for _NET_WM_REQUEST_FRAME_EXTENTS messages. They come for
@@ -694,9 +707,11 @@ 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)
         {
@@ -705,30 +720,9 @@ static void event_process(const XEvent *ec, gpointer data)
         /* Otherwise only process it if it was physically on an openbox
            internal window */
         else {
-            Window target, parent, root, *children;
-            unsigned int nchildren;
             ObWindow *w;
 
-            /* Find the top level ancestor of the subwindow, besides the
-               root */
-            target = e->xbutton.subwindow;
-            ob_debug("subwindow 0x%x\n", target);
-            while (XQueryTree(ob_display, target, &root, &parent, &children,
-                              &nchildren) != 0)
-            {
-                XFree(children);
-                if (parent == root) {
-                    ob_debug("parent is root\n");
-                    break;
-                }
-                target = parent;
-            }
-            ob_debug("toplevel 0x%x\n", target);
-
-            w = g_hash_table_lookup(window_map, &target);
-            ob_debug("w 0x%x\n", w);
-                
-            if ((w = g_hash_table_lookup(window_map, &target)) &&
+            if ((w = g_hash_table_lookup(window_map, &e->xbutton.subwindow)) &&
                 WINDOW_IS_INTERNAL(w))
             {
                 event_handle_user_input(client, e);
@@ -783,6 +777,9 @@ 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:
@@ -808,6 +805,12 @@ 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;
@@ -833,13 +836,50 @@ 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 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:
@@ -848,11 +888,15 @@ 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
         */
@@ -864,33 +908,16 @@ 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;
@@ -918,38 +945,13 @@ static void event_handle_client(ObClient *client, XEvent *e)
                 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;
-                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:
@@ -960,37 +962,18 @@ 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->close_hover = FALSE;
-                frame_adjust_state(client->frame);
-            }
-            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);
+            if (e->xcrossing.mode == NotifyGrab) {
+                client->frame->max_press = FALSE;
+                client->frame->desk_press = FALSE;
+                client->frame->shade_press = FALSE;
+                client->frame->iconify_press = FALSE;
+                client->frame->close_press = FALSE;
+            }
             break;
         case OB_FRAME_CONTEXT_FRAME:
             /* When the mouse leaves an animating window, don't use the
@@ -1018,6 +1001,15 @@ 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;
@@ -1026,34 +1018,13 @@ 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 "
@@ -1078,6 +1049,15 @@ 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;
@@ -1363,7 +1343,7 @@ 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) {
@@ -1675,6 +1655,21 @@ 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;
@@ -1692,6 +1687,8 @@ static gboolean event_handle_menu_keyboard(XEvent *ev)
 
     /* Allow control while going thru the menu */
     else if (ev->type == KeyPress && (state & ~ControlMask) == 0) {
+        frame->got_press = TRUE;
+
         if (keycode == ob_keycode(OB_KEY_ESCAPE)) {
             menu_frame_hide_all();
             ret = TRUE;
@@ -1725,7 +1722,7 @@ static gboolean event_handle_menu_keyboard(XEvent *ev)
 
        Allow ControlMask only, and don't bother if the menu is empty */
     else if (ev->type == KeyRelease && (state & ~ControlMask) == 0 &&
-             frame->entries)
+             frame->entries && frame->got_press)
     {
         if (keycode == ob_keycode(OB_KEY_RETURN)) {
             /* Enter runs the active item or goes into the submenu.
@@ -1928,7 +1925,7 @@ 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);
@@ -1937,8 +1934,7 @@ 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)
@@ -1957,35 +1953,35 @@ 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;
@@ -2011,6 +2007,8 @@ void event_cancel_all_key_grabs(void)
     }
     else
         ungrab_passive_key();
+
+    XSync(ob_display, FALSE);
 }
 
 gboolean event_time_after(Time t1, Time t2)