From 1e221771eaa18f31401a4fbe1781fbb4f78c2608 Mon Sep 17 00:00:00 2001
From: Abhinav Prasai <abhinav.prsai@gmail.com>
Date: Mon, 6 Oct 2025 18:46:17 +0100
Subject: add switch to previous workspace

---
 src/defs.h   | 1 +
 src/parser.c | 3 ++-
 src/sxwm.c   | 9 ++++++++-
 3 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/defs.h b/src/defs.h
index 20e419a..0f4970a 100644
--- a/src/defs.h
+++ b/src/defs.h
@@ -160,6 +160,7 @@ extern void resize_win_down(void);
 extern void resize_win_left(void);
 extern void resize_win_right(void);
 extern void resize_win_up(void);
+extern void switch_previous_workspace(void);
 extern void toggle_floating(void);
 extern void toggle_floating_global(void);
 extern void toggle_fullscreen(void);
diff --git a/src/parser.c b/src/parser.c
index d48f084..a479705 100644
--- a/src/parser.c
+++ b/src/parser.c
@@ -48,7 +48,8 @@ static const CommandEntry call_table[] = {
 	{"global_floating", toggle_floating_global},
 	{"fullscreen", toggle_fullscreen},
 	{"centre_window", centre_window},
-	{NULL, NULL}
+	{"switch_previous_workspace", switch_previous_workspace},
+	{NULL, NULL},
 };
 
 static void remap_and_dedupe_binds(Config *cfg)
diff --git a/src/sxwm.c b/src/sxwm.c
index 19a97dc..f1b38bb 100644
--- a/src/sxwm.c
+++ b/src/sxwm.c
@@ -116,6 +116,7 @@ void spawn(const char * const *argv);
 void startup_exec(void);
 void swallow_window(Client *swallower, Client *swallowed);
 void swap_clients(Client *a, Client *b);
+/* void switch_previous_workspace(void); */
 void tile(void);
 /* void toggle_floating(void); */
 /* void toggle_floating_global(void); */
@@ -191,12 +192,12 @@ Scratchpad scratchpads[MAX_SCRATCHPADS];
 int scratchpad_count = 0;
 int current_scratchpad = 0;
 int n_mons = 0;
+int previous_workspace = 0;
 int current_ws = 0;
 int current_mon = 0;
 Bool global_floating = False;
 Bool in_ws_switch = False;
 Bool running = False;
-Bool next_should_float = False;
 long last_motion_time = 0;
 
 Mask numlock_mask = 0;
@@ -396,6 +397,7 @@ void change_workspace(int ws)
 		}
 	}
 
+	previous_workspace = current_ws;
 	current_ws = ws;
 	for (Client *c = workspaces[current_ws]; c; c = c->next) {
 		if (c->mapped) {
@@ -2637,6 +2639,11 @@ void swap_clients(Client *a, Client *b)
 	ta->next = tb_next == ta ? tb : tb_next;
 }
 
+void switch_previous_workspace(void)
+{
+	change_workspace(previous_workspace);
+}
+
 void tile(void)
 {
 	update_struts();
-- 
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