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-rw-r--r--exwm-background.el6
-rw-r--r--exwm-input.el2
-rw-r--r--exwm-manage.el9
-rw-r--r--exwm-systemtray.el27
-rw-r--r--exwm-workspace.el81
-rw-r--r--exwm-xim.el6
-rw-r--r--exwm.el10
7 files changed, 77 insertions, 64 deletions
diff --git a/exwm-background.el b/exwm-background.el
index e7a0360c97c0..f3e0d895c5de 100644
--- a/exwm-background.el
+++ b/exwm-background.el
@@ -172,19 +172,17 @@ replace it.")
 (defun exwm-background--init ()
   "Initialize background module."
   (exwm--log)
-
   (add-hook 'enable-theme-functions 'exwm-background--update)
   (add-hook 'disable-theme-functions 'exwm-background--update)
-
   (exwm-background--update))
 
 (defun exwm-background--exit ()
   "Uninitialize the background module."
   (exwm--log)
-
   (remove-hook 'enable-theme-functions 'exwm-background--update)
   (remove-hook 'disable-theme-functions 'exwm-background--update)
-  (when exwm-background--connection
+  (when (and exwm-background--connection
+             (slot-value exwm-background--connection 'connected))
     (xcb:disconnect exwm-background--connection))
   (setq exwm-background--pixmap nil
         exwm-background--connection nil
diff --git a/exwm-input.el b/exwm-input.el
index 2c65116aa33c..3f9a305012d3 100644
--- a/exwm-input.el
+++ b/exwm-input.el
@@ -1215,7 +1215,7 @@ One use is to access the keymap bound to KEYS (as prefix keys) in char-mode."
   (when exwm-input--update-focus-timer
     (cancel-timer exwm-input--update-focus-timer))
   ;; Make input focus working even without a WM.
-  (when exwm--connection
+  (when (slot-value exwm--connection 'connected)
     (xcb:+request exwm--connection
         (make-instance 'xcb:SetInputFocus
                        :revert-to xcb:InputFocus:PointerRoot
diff --git a/exwm-manage.el b/exwm-manage.el
index c3d47f72259f..1adf66d42146 100644
--- a/exwm-manage.el
+++ b/exwm-manage.el
@@ -430,7 +430,9 @@ manager is shutting down."
       (exwm-workspace--update-workareas)
       (dolist (f exwm-workspace--list)
         (exwm-workspace--set-fullscreen f)))
-    (when (buffer-live-p buffer)
+    (when (and (buffer-live-p buffer)
+               ;; Invoked from `exwm-manage--exit' upon disconnection.
+               (slot-value exwm--connection 'connected))
       (with-current-buffer buffer
         ;; Unmap the X window.
         (xcb:+request exwm--connection
@@ -512,8 +514,11 @@ manager is shutting down."
 
 (defun exwm-manage--kill-buffer-query-function ()
   "Run in `kill-buffer-query-functions'."
-  (exwm--log "id=#x%x; buffer=%s" exwm--id (current-buffer))
+  (exwm--log "id=#x%x; buffer=%s" (or exwm--id 0) (current-buffer))
   (catch 'return
+    (when (or (not exwm--connection)
+              (not (slot-value exwm--connection 'connected)))
+      (throw 'return t))
     (when (or (not exwm--id)
               (xcb:+request-checked+request-check exwm--connection
                   (make-instance 'xcb:ChangeWindowAttributes
diff --git a/exwm-systemtray.el b/exwm-systemtray.el
index 0f199866241d..51d5213df901 100644
--- a/exwm-systemtray.el
+++ b/exwm-systemtray.el
@@ -652,19 +652,20 @@ indicate how to support actual transparency."
   "Exit the systemtray module."
   (exwm--log)
   (when exwm-systemtray--connection
-    ;; Hide & reparent out the embedder before disconnection to prevent
-    ;; embedded icons from being reparented to an Emacs frame (which is the
-    ;; parent of the embedder).
-    (xcb:+request exwm-systemtray--connection
-        (make-instance 'xcb:UnmapWindow
-                       :window exwm-systemtray--embedder-window))
-    (xcb:+request exwm-systemtray--connection
-        (make-instance 'xcb:ReparentWindow
-                       :window exwm-systemtray--embedder-window
-                       :parent exwm--root
-                       :x 0
-                       :y 0))
-    (xcb:disconnect exwm-systemtray--connection)
+    (when (slot-value exwm-systemtray--connection 'connected)
+      ;; Hide & reparent out the embedder before disconnection to prevent
+      ;; embedded icons from being reparented to an Emacs frame (which is the
+      ;; parent of the embedder).
+      (xcb:+request exwm-systemtray--connection
+          (make-instance 'xcb:UnmapWindow
+                         :window exwm-systemtray--embedder-window))
+      (xcb:+request exwm-systemtray--connection
+          (make-instance 'xcb:ReparentWindow
+                         :window exwm-systemtray--embedder-window
+                         :parent exwm--root
+                         :x 0
+                         :y 0))
+      (xcb:disconnect exwm-systemtray--connection))
     (setq exwm-systemtray--connection nil
           exwm-systemtray--list nil
           exwm-systemtray--selection-owner-window nil
diff --git a/exwm-workspace.el b/exwm-workspace.el
index 06217a77692a..67e352366172 100644
--- a/exwm-workspace.el
+++ b/exwm-workspace.el
@@ -1389,32 +1389,34 @@ Return nil if FRAME is the only workspace."
     (unless (eq frame nextw)
       nextw)))
 
-(defun exwm-workspace--remove-frame-as-workspace (frame)
+(defun exwm-workspace--remove-frame-as-workspace (frame &optional quit)
   "Stop treating frame FRAME as a workspace."
   ;; TODO: restore all frame parameters (e.g. exwm-workspace, buffer-predicate,
   ;; etc)
   (exwm--log "Removing frame `%s' as workspace" frame)
-  (let* ((next-frame (exwm-workspace--get-next-workspace frame))
-         (following-frames (cdr (memq frame exwm-workspace--list))))
-    ;; Need to remove the workspace from the list for the correct calculation of
-    ;; indexes below.
-    (setq exwm-workspace--list (delete frame exwm-workspace--list))
-    (unless next-frame
-      ;; The user managed to delete the last workspace, so create a new one.
-      (exwm--log "Last workspace deleted; create a new one")
-      (let ((exwm-workspace--create-silently t))
-        (setq next-frame (make-frame))))
-    (dolist (pair exwm--id-buffer-alist)
-      (let ((other-frame (buffer-local-value 'exwm--frame (cdr pair))))
-        ;; Move X windows to next-frame.
-        (when (eq other-frame frame)
-          (exwm-workspace-move-window next-frame (car pair)))
-        ;; Update the _NET_WM_DESKTOP property of each following X window.
-        (when (memq other-frame following-frames)
-          (exwm-workspace--set-desktop (car pair)))))
-    ;; If the current workspace is deleted, switch to next one.
-    (when (eq frame exwm-workspace--current)
-      (exwm-workspace-switch next-frame)))
+  (unless quit
+    (let* ((next-frame (exwm-workspace--get-next-workspace frame))
+           (following-frames (cdr (memq frame exwm-workspace--list))))
+      ;; Need to remove the workspace from the list for the correct calculation of
+      ;; indexes below.
+      (setq exwm-workspace--list (delete frame exwm-workspace--list))
+      ;; Move the windows to the next workspace and switch to it.
+      (unless next-frame
+        ;; The user managed to delete the last workspace, so create a new one.
+        (exwm--log "Last workspace deleted; create a new one")
+        (let ((exwm-workspace--create-silently t))
+          (setq next-frame (make-frame))))
+      (dolist (pair exwm--id-buffer-alist)
+        (let ((other-frame (buffer-local-value 'exwm--frame (cdr pair))))
+          ;; Move X windows to next-frame.
+          (when (eq other-frame frame)
+            (exwm-workspace-move-window next-frame (car pair)))
+          ;; Update the _NET_WM_DESKTOP property of each following X window.
+          (when (memq other-frame following-frames)
+            (exwm-workspace--set-desktop (car pair)))))
+      ;; If the current workspace is deleted, switch to next one.
+      (when (eq frame exwm-workspace--current)
+        (exwm-workspace-switch next-frame))))
   ;; Reparent out the frame.
   (let ((outer-id (frame-parameter frame 'exwm-outer-id)))
     (xcb:+request exwm--connection
@@ -1448,8 +1450,9 @@ Return nil if FRAME is the only workspace."
   ;; Update EWMH properties.
   (exwm-workspace--update-ewmh-props)
   ;; Update switch history.
-  (setq exwm-workspace--switch-history-outdated t)
-  (run-hooks 'exwm-workspace-list-change-hook))
+  (unless quit
+    (setq exwm-workspace--switch-history-outdated t)
+    (run-hooks 'exwm-workspace-list-change-hook)))
 
 (defun exwm-workspace--on-delete-frame (frame)
   "Hook run upon `delete-frame' that tears down FRAME's configuration as a workspace."
@@ -1623,7 +1626,9 @@ applied to all subsequently created X frames."
   (setq default-minibuffer-frame nil)
   (when (frame-live-p exwm-workspace--minibuffer) ; might be already dead
     (let ((id (frame-parameter exwm-workspace--minibuffer 'exwm-outer-id)))
-      (when (and exwm-workspace--minibuffer id)
+      (when (and exwm-workspace--minibuffer id
+                 ;; Invoked from `exwm-manage--exit' upon disconnection.
+                 (slot-value exwm--connection 'connected))
         (xcb:+request exwm--connection
             (make-instance 'xcb:ReparentWindow
                            :window id
@@ -1708,19 +1713,21 @@ applied to all subsequently created X frames."
                  #'exwm-workspace--on-echo-area-clear))
   ;; Hide & reparent out all frames (save-set can't be used here since
   ;; X windows will be re-mapped).
-  (setq exwm-workspace--current nil)
-  (dolist (i exwm-workspace--list)
-    (when (frame-live-p i)                    ; might be already dead
-      (exwm-workspace--remove-frame-as-workspace i)
-      (modify-frame-parameters i '((exwm-selected-window . nil)
-                                   (exwm-urgency . nil)
-                                   (exwm-outer-id . nil)
-                                   (exwm-id . nil)
-                                   (exwm-container . nil)
-                                   ;; (internal-border-width . nil) ; integerp
-                                   (fullscreen . nil)
-                                   (buffer-predicate . nil)))))
+  (when (slot-value exwm--connection 'connected)
+    (dolist (i exwm-workspace--list)
+      (when (frame-live-p i)                    ; might be already dead
+        (exwm-workspace--remove-frame-as-workspace i 'quit)
+        (modify-frame-parameters i '((exwm-selected-window . nil)
+                                     (exwm-urgency . nil)
+                                     (exwm-outer-id . nil)
+                                     (exwm-id . nil)
+                                     (exwm-container . nil)
+                                     ;; (internal-border-width . nil) ; integerp
+                                     (fullscreen . nil)
+                                     (buffer-predicate . nil))))))
   ;; Don't let dead frames linger.
+  (setq exwm-workspace--current nil)
+  (setq exwm-workspace-current-index 0)
   (setq exwm-workspace--list nil))
 
 (defun exwm-workspace--post-init ()
diff --git a/exwm-xim.el b/exwm-xim.el
index 9589648d22ca..ac530f38930a 100644
--- a/exwm-xim.el
+++ b/exwm-xim.el
@@ -754,10 +754,12 @@ Such event would be received when the client window is destroyed."
   ;; Close IMS communication connections.
   (mapc (lambda (i)
           (when (vectorp i)
-            (xcb:disconnect (elt i 0))))
+            (when (slot-value (elt i 0) 'connected)
+              (xcb:disconnect (elt i 0)))))
         exwm-xim--server-client-plist)
   ;; Close the IMS connection.
-  (unless exwm-xim--conn
+  (unless (and exwm-xim--conn
+               (slot-value exwm-xim--conn 'connected))
     (cl-return-from exwm-xim--exit))
   ;; Remove exwm-xim from XIM_SERVERS.
   (let ((reply (xcb:+request-unchecked+reply exwm-xim--conn
diff --git a/exwm.el b/exwm.el
index 345f76beb66c..31fe6849559e 100644
--- a/exwm.el
+++ b/exwm.el
@@ -907,12 +907,12 @@ manager.  If t, replace it, if nil, abort and ask the user if `ask'."
   (run-hooks 'exwm-exit-hook)
   (setq confirm-kill-emacs nil)
   ;; Exit modules.
-  (exwm-input--exit)
-  (exwm-manage--exit)
-  (exwm-workspace--exit)
-  (exwm-floating--exit)
-  (exwm-layout--exit)
   (when exwm--connection
+    (exwm-input--exit)
+    (exwm-manage--exit)
+    (exwm-workspace--exit)
+    (exwm-floating--exit)
+    (exwm-layout--exit)
     (xcb:flush exwm--connection)
     (xcb:disconnect exwm--connection))
   (setq exwm--connection nil)