Added in workspace back_and_forth

include/workspace.h

@@ -5,6 +5,8 @@
 #include "list.h"
 #include "layout.h"
 
+extern char *prev_workspace_name;
+
 char *workspace_next_name(void);
 swayc_t *workspace_create(const char*);
 swayc_t *workspace_by_name(const char*);

sway/commands.c

@@ -800,26 +800,37 @@ static bool cmd_workspace(struct sway_config *config, int argc, char **argv) {
 
 	if (argc == 1) {
 		// Handle workspace next/prev
-		if (strcmp(argv[0], "next") == 0) {
+		if (strcasecmp(argv[0], "next") == 0) {
 			workspace_switch(workspace_next());
 			return true;
 		}
 
-		if (strcmp(argv[0], "prev") == 0) {
+		if (strcasecmp(argv[0], "prev") == 0) {
 			workspace_switch(workspace_prev());
 			return true;
 		}
 
 		// Handle workspace output_next/prev
-		if (strcmp(argv[0], "next_on_output") == 0) {
+		if (strcasecmp(argv[0], "next_on_output") == 0) {
 			workspace_switch(workspace_output_next());
 			return true;
 		}
 
-		if (strcmp(argv[0], "prev_on_output") == 0) {
+		if (strcasecmp(argv[0], "prev_on_output") == 0) {
 			workspace_switch(workspace_output_prev());
 			return true;
 		}
+		if (strcasecmp(argv[0], "back_and_forth") == 0) {
+			if (prev_workspace_name) {
+				sway_log(L_INFO, "Trying to switch to WS wtih name %s", prev_workspace_name);
+				if (workspace_by_name(prev_workspace_name)) {
+					workspace_switch(workspace_by_name(prev_workspace_name));
+				} else {
+					workspace_switch(workspace_create(prev_workspace_name));
+				}
+			}
+			return true;
+		}
 
 		swayc_t *workspace = workspace_by_name(argv[0]);
 		if (!workspace) {

sway/workspace.c

@@ -13,6 +13,8 @@
 #include "focus.h"
 #include "util.h"
 
+char *prev_workspace_name;
+
 char *workspace_next_name(void) {
 	sway_log(L_DEBUG, "Workspace: Generating new name");
 	int i;
@@ -180,6 +182,11 @@ void workspace_switch(swayc_t *workspace) {
 	if (!workspace) {
 		return;
 	}
+	if (!prev_workspace_name || strcmp(prev_workspace_name, swayc_active_workspace()->name) != 0) {
+		prev_workspace_name = malloc(strlen(swayc_active_workspace()->name) + 1);
+		strcpy(prev_workspace_name, swayc_active_workspace()->name);
+	}
+
 	sway_log(L_DEBUG, "Switching to workspace %p:%s", workspace, workspace->name);
 	set_focused_container(get_focused_view(workspace));
 	arrange_windows(workspace, -1, -1);