move the code for tracking what extensions are available on the display into the...

[dana/openbox.git] / openbox / grab.c

diff --git a/openbox/grab.c b/openbox/grab.c
index e7bd41d..cfbbbe1 100644 (file)
--- a/openbox/grab.c
+++ b/openbox/grab.c
@@ -18,11 +18,12 @@
 */
 
 #include "grab.h"
+#include "modkeys.h"
 #include "openbox.h"
 #include "event.h"
-#include "xerror.h"
 #include "screen.h"
 #include "debug.h"
+#include "obt/display.h"
 
 #include <glib.h>
 #include <X11/Xlib.h>
@@ -38,11 +39,13 @@ static guint kgrabs = 0;
 static guint pgrabs = 0;
 /*! The time at which the last grab was made */
 static Time  grab_time = CurrentTime;
+static gint passive_count = 0;
 
-static Time ungrab_time()
+static Time ungrab_time(void)
 {
     Time t = event_curtime;
-    if (!(t == CurrentTime || event_time_after(t, grab_time)))
+    if (grab_time == CurrentTime ||
+        !(t == CurrentTime || event_time_after(t, grab_time)))
         /* When the time moves backward on the server, then we can't use
            the grab time because that will be in the future. So instead we
            have to use CurrentTime.
@@ -55,17 +58,17 @@ static Time ungrab_time()
     return t;
 }
 
-gboolean grab_on_keyboard()
+gboolean grab_on_keyboard(void)
 {
     return kgrabs > 0;
 }
 
-gboolean grab_on_pointer()
+gboolean grab_on_pointer(void)
 {
     return pgrabs > 0;
 }
 
-gboolean grab_keyboard(gboolean grab)
+gboolean grab_keyboard_full(gboolean grab)
 {
     gboolean ret = FALSE;
 
@@ -76,8 +79,10 @@ gboolean grab_keyboard(gboolean grab)
                                 event_curtime) == Success;
             if (!ret)
                 --kgrabs;
-            else
+            else {
+                passive_count = 0;
                 grab_time = event_curtime;
+            }
         } else
             ret = TRUE;
     } else if (kgrabs > 0) {
@@ -90,7 +95,8 @@ gboolean grab_keyboard(gboolean grab)
     return ret;
 }
 
-gboolean grab_pointer(gboolean grab, gboolean owner_events, ObCursor cur)
+gboolean grab_pointer_full(gboolean grab, gboolean owner_events,
+                           gboolean confine, ObCursor cur)
 {
     gboolean ret = FALSE;
 
@@ -98,7 +104,9 @@ gboolean grab_pointer(gboolean grab, gboolean owner_events, ObCursor cur)
         if (pgrabs++ == 0) {
             ret = XGrabPointer(ob_display, screen_support_win, owner_events,
                                GRAB_PTR_MASK,
-                               GrabModeAsync, GrabModeAsync, None,
+                               GrabModeAsync, GrabModeAsync,
+                               (confine ? RootWindow(ob_display, ob_screen) :
+                                None),
                                ob_cursor(cur), event_curtime) == Success;
             if (!ret)
                 --pgrabs;
@@ -135,17 +143,20 @@ gint grab_server(gboolean grab)
 void grab_startup(gboolean reconfig)
 {
     guint i = 0;
+    guint num, caps, scroll;
 
-    if (reconfig) return;
+    num = modkeys_key_to_mask(OB_MODKEY_KEY_NUMLOCK);
+    caps = modkeys_key_to_mask(OB_MODKEY_KEY_CAPSLOCK);
+    scroll = modkeys_key_to_mask(OB_MODKEY_KEY_SCROLLLOCK);
 
     mask_list[i++] = 0;
-    mask_list[i++] = LockMask;
-    mask_list[i++] = NumLockMask;
-    mask_list[i++] = LockMask | NumLockMask;
-    mask_list[i++] = ScrollLockMask;
-    mask_list[i++] = ScrollLockMask | LockMask;
-    mask_list[i++] = ScrollLockMask | NumLockMask;
-    mask_list[i++] = ScrollLockMask | LockMask | NumLockMask;
+    mask_list[i++] = num;
+    mask_list[i++] = caps;
+    mask_list[i++] = scroll;
+    mask_list[i++] = num | caps;
+    mask_list[i++] = num | scroll;
+    mask_list[i++] = caps | scroll;
+    mask_list[i++] = num | caps | scroll;
     g_assert(i == MASK_LIST_SIZE);
 }
 
@@ -153,8 +164,8 @@ void grab_shutdown(gboolean reconfig)
 {
     if (reconfig) return;
 
-    while (grab_keyboard(FALSE));
-    while (grab_pointer(FALSE, FALSE, OB_CURSOR_NONE));
+    while (ungrab_keyboard());
+    while (ungrab_pointer());
     while (grab_server(FALSE));
 }
 
@@ -163,21 +174,16 @@ void grab_button_full(guint button, guint state, Window win, guint mask,
 {
     guint i;
 
-    xerror_set_ignore(TRUE); /* can get BadAccess from these */
-    xerror_occured = FALSE;
+    /* can get BadAccess from these */
+    obt_display_ignore_errors(ob_display, TRUE);
     for (i = 0; i < MASK_LIST_SIZE; ++i)
-        XGrabButton(ob_display, button, state | mask_list[i], win, FALSE, mask,
-                    pointer_mode, GrabModeSync, None, ob_cursor(cur));
-    xerror_set_ignore(FALSE);
-    if (xerror_occured)
+        XGrabButton(ob_display, button, state | mask_list[i], win, False, mask,
+                    pointer_mode, GrabModeAsync, None, ob_cursor(cur));
+    obt_display_ignore_errors(ob_display, FALSE);
+    if (obt_display_error_occured)
         ob_debug("Failed to grab button %d modifiers %d", button, state);
 }
 
-void grab_button(guint button, guint state, Window win, guint mask)
-{
-    grab_button_full(button, state, win, mask, GrabModeAsync, OB_CURSOR_NONE);
-}
-
 void ungrab_button(guint button, guint state, Window win)
 {
     guint i;
@@ -190,13 +196,13 @@ void grab_key(guint keycode, guint state, Window win, gint keyboard_mode)
 {
     guint i;
 
-    xerror_set_ignore(TRUE); /* can get BadAccess' from these */
-    xerror_occured = FALSE;
+    /* can get BadAccess' from these */
+    obt_display_ignore_errors(ob_display, TRUE);
     for (i = 0; i < MASK_LIST_SIZE; ++i)
         XGrabKey(ob_display, keycode, state | mask_list[i], win, FALSE,
                  GrabModeAsync, keyboard_mode);
-    xerror_set_ignore(FALSE);
-    if (xerror_occured)
+    obt_display_ignore_errors(ob_display, FALSE);
+    if (obt_display_error_occured)
         ob_debug("Failed to grab keycode %d modifiers %d", keycode, state);
 }
 
@@ -204,3 +210,20 @@ void ungrab_all_keys(Window win)
 {
     XUngrabKey(ob_display, AnyKey, AnyModifier, win);
 }
+
+void grab_key_passive_count(int change)
+{
+    if (grab_on_keyboard()) return;
+    passive_count += change;
+    if (passive_count < 0) passive_count = 0;
+}
+
+void ungrab_passive_key(void)
+{
+    /*ob_debug("ungrabbing %d passive grabs\n", passive_count);*/
+    if (passive_count) {
+        /* kill out passive grab */
+        XUngrabKeyboard(ob_display, event_curtime);
+        passive_count = 0;
+    }
+}