From e505abfe75923d06098f6230e5a7ba39c091d3ce Mon Sep 17 00:00:00 2001
From: Drew DeVault <sir@cmpwn.com>
Date: Sun, 13 Sep 2015 19:46:16 -0400
Subject: [PATCH] Revert "new_workspace null behavior + testmap functions +
 regex"

This reverts commit e1d18e42a8f3a597b9bf5f1bb2ab6c346e4e7983.

Fixes #180

cc @taiyu-len
---
 include/commands.h  |  16 +-
 include/config.h    |   4 -
 include/container.h | 139 +++++----------
 include/stringop.h  |   2 +-
 include/workspace.h |  16 +-
 sway/commands.c     | 167 ++++++++----------
 sway/config.c       |  25 ---
 sway/container.c    | 415 ++++++++++++++++----------------------------
 sway/handlers.c     |  12 +-
 sway/ipc.c          |   4 +-
 sway/stringop.c     |   2 +-
 sway/workspace.c    | 149 ++++++++--------
 12 files changed, 370 insertions(+), 581 deletions(-)

diff --git a/include/commands.h b/include/commands.h
index 69ab1380..5c87be51 100644
--- a/include/commands.h
+++ b/include/commands.h
@@ -3,21 +3,19 @@
 #include <stdbool.h>
 #include "config.h"
 
-typedef enum  cmd_status {
-	CMD_SUCCESS,
-	CMD_FAILURE,
-	CMD_DEFER,
-} sway_cmd(char *criteria, int argc, char **argv);
-
 struct cmd_handler {
-	const char*command;
-	sway_cmd  *handle;
+	char *command;
+	enum  cmd_status {
+		CMD_SUCCESS,
+		CMD_FAILURE,
+		CMD_DEFER,
+	} (*handle)(int argc, char **argv);
 };
 
 enum cmd_status handle_command(char *command);
 // Handles commands during config
 enum cmd_status config_command(char *command);
 
-void remove_view_from_scratchpad(swayc_t *view);
+void remove_view_from_scratchpad();
 
 #endif
diff --git a/include/config.h b/include/config.h
index 04db3e5c..676218c8 100644
--- a/include/config.h
+++ b/include/config.h
@@ -63,10 +63,6 @@ bool load_config(const char *file);
 bool read_config(FILE *file, bool is_active);
 char *do_var_replacement(char *str);
 
-// Find workspace_output from config by workspace or output name
-struct workspace_output *wsop_find_workspace(const char *);
-struct workspace_output *wsop_find_output(const char *);
-
 extern struct sway_config *config;
 
 #endif
diff --git a/include/container.h b/include/container.h
index b164af95..ae9a9fc5 100644
--- a/include/container.h
+++ b/include/container.h
@@ -2,25 +2,29 @@
 #define _SWAY_CONTAINER_H
 #include <wlc/wlc.h>
 typedef struct sway_container swayc_t;
+
 #include "layout.h"
 
-enum swayc_types {
-	C_ROOT      = 1 << 0,
-	C_OUTPUT    = 1 << 1,
-	C_WORKSPACE = 1 << 2,
-	C_CONTAINER = 1 << 3,
-	C_VIEW      = 1 << 4,
-	C_TYPES     = 5,
+enum swayc_types{
+	C_ROOT,
+	C_OUTPUT,
+	C_WORKSPACE,
+	C_CONTAINER,
+	C_VIEW,
+	// Keep last
+	C_TYPES,
 };
 
-enum swayc_layouts {
-	L_NONE     = 1 << 0,
-	L_HORIZ    = 1 << 1,
-	L_VERT     = 1 << 2,
-	L_STACKED  = 1 << 3,
-	L_TABBED   = 1 << 4,
-	L_FLOATING = 1 << 5,
-	L_LAYOUTS  = 6,
+
+enum swayc_layouts{
+	L_NONE,
+	L_HORIZ,
+	L_VERT,
+	L_STACKED,
+	L_TABBED,
+	L_FLOATING,
+	// Keep last
+	L_LAYOUTS,
 };
 
 struct sway_container {
@@ -31,16 +35,13 @@ struct sway_container {
 
 	// Not including borders or margins
 	double width, height;
-	double x, y;
 
 	// Used for setting floating geometry
 	int desired_width, desired_height;
 
-	enum visibility_mask {
-		INVISIBLE = false,
-		VISIBLE = true,
-	} visible;
+	double x, y;
 
+	bool visible;
 	bool is_floating;
 	bool is_focused;
 
@@ -55,120 +56,70 @@ struct sway_container {
 	struct sway_container *focused;
 };
 
-// swayc Creation
+enum visibility_mask {
+	VISIBLE = true
+} visible;
 
-/* Creates and returns new, or an already created output.
- * If it creates a new output, it also creates a workspace using
- * `new_workspace(outputname, NULL);` */
-swayc_t *new_output(wlc_handle handle);
+// Container Creation
 
-/* Creates workspace with given name, under given output.
- * If workspace with that name already exists, returns that workspace
- * If name is NULL, it will choose a name automatically.
- * If output is NULL, it will choose an output automatically. */
+swayc_t *new_output(wlc_handle handle);
 swayc_t *new_workspace(swayc_t *output, const char *name);
-
 // Creates container Around child (parent child) -> (parent (container child))
 swayc_t *new_container(swayc_t *child, enum swayc_layouts layout);
-
 // Creates view as a sibling of current focused container, or as child of a workspace
 swayc_t *new_view(swayc_t *sibling, wlc_handle handle);
-
 // Creates view as a new floating view which is in the active workspace
 swayc_t *new_floating_view(wlc_handle handle);
 
 // Container Destroying
-// Destroys output and moves workspaces to another output
-swayc_t *destroy_output(swayc_t *output);
 
+swayc_t *destroy_output(swayc_t *output);
 // Destroys workspace if empty and returns parent pointer, else returns NULL
 swayc_t *destroy_workspace(swayc_t *workspace);
-
 // Destroyes container and all parent container if they are empty, returns
 // topmost non-empty parent. returns NULL otherwise
 swayc_t *destroy_container(swayc_t *container);
-
 // Destroys view and all empty parent containers. return topmost non-empty
 // parent
 swayc_t *destroy_view(swayc_t *view);
 
-// Container Mapping and testing functions
-typedef bool swayc_test_func(swayc_t *view, void *data);
-typedef void swayc_map_func(swayc_t *view, void *data);
-
-// Returns the first swayc that matches test()
-swayc_t *swayc_by_test_r(swayc_t *root, swayc_test_func test, void *data);
-swayc_t *swayc_by_test(swayc_test_func test, void *data);
-
-// Calls func for all children.
-void swayc_map_r(swayc_t *root, swayc_map_func func, void *data);
-void swayc_map(swayc_map_func func, void *data);
-
-
-// Call func on container if test passes
-void swayc_map_by_test_r(swayc_t *root,
-		swayc_map_func func, swayc_test_func test,
-		void *funcdata, void *testdata);
-void swayc_map_by_test(
-		swayc_map_func func, swayc_test_func test,
-		void *funcdata, void *testdata);
-
-// Map functions
-swayc_map_func set_gaps;
-swayc_map_func add_gaps;
-
-// Test functions
-// generic swayc tests
-swayc_test_func test_name;
-swayc_test_func test_name_regex;
-swayc_test_func test_layout;
-swayc_test_func test_type;
-swayc_test_func test_visibility;
-swayc_test_func test_handle;
-
-// C_VIEW tests
-// See wlc_view_*_bit enums
-swayc_test_func test_view_state;
-swayc_test_func test_view_type;
-swayc_test_func test_view_title;
-swayc_test_func test_view_class;
-swayc_test_func test_view_appid;
-swayc_test_func test_view_title_regex;
-swayc_test_func test_view_class_regex;
-swayc_test_func test_view_appid_regex;
-
-// functions for test_*_regex
-void *compile_regex(const char *regex);
-void free_regex(void *);
-
-// these take a NULL terminated array of test_list struct.
-struct test_list { swayc_test_func *test; void *data ; };
-swayc_test_func test_and;
-swayc_test_func test_or;
+// Container Lookup
 
+swayc_t *swayc_by_test(swayc_t *container, bool (*test)(swayc_t *view, void *data), void *data);
 swayc_t *swayc_parent_by_type(swayc_t *container, enum swayc_types);
 swayc_t *swayc_parent_by_layout(swayc_t *container, enum swayc_layouts);
 // Follow focused until type/layout
 swayc_t *swayc_focus_by_type(swayc_t *container, enum swayc_types);
 swayc_t *swayc_focus_by_layout(swayc_t *container, enum swayc_layouts);
 
+
+swayc_t *swayc_by_handle(wlc_handle handle);
+swayc_t *swayc_by_name(const char *name);
 swayc_t *swayc_active_output(void);
 swayc_t *swayc_active_workspace(void);
 swayc_t *swayc_active_workspace_for(swayc_t *view);
 
 // Container information
-// if `parent` is the parent of `child`
+
+bool swayc_is_fullscreen(swayc_t *view);
+bool swayc_is_active(swayc_t *view);
+// Is `parent` the parent of `child`
 bool swayc_is_parent_of(swayc_t *parent, swayc_t *child);
-// If `child` is a child of `parent`
+// Is `child` a child of `parent`
 bool swayc_is_child_of(swayc_t *child, swayc_t *parent);
 // Return gap of specified container
 int swayc_gap(swayc_t *container);
 
-bool swayc_is_fullscreen(swayc_t *view);
-bool swayc_is_active(swayc_t *view);
+// Mapping functions
+
+void container_map(swayc_t *, void (*f)(swayc_t *, void *), void *);
 
+// Mappings
+void set_view_visibility(swayc_t *view, void *data);
+// Set or add to gaps
+void set_gaps(swayc_t *view, void *amount);
+void add_gaps(swayc_t *view, void *amount);
 
-// Specialized mapping functions
 void update_visibility(swayc_t *container);
 
 #endif
diff --git a/include/stringop.h b/include/stringop.h
index 6e80e729..dde50f13 100644
--- a/include/stringop.h
+++ b/include/stringop.h
@@ -19,7 +19,7 @@ void free_argv(int argc, char **argv);
 char *code_strchr(const char *string, char delimiter);
 char *code_strstr(const char *haystack, const char *needle);
 int unescape_string(char *string);
-char *join_args(int argc, char **argv);
+char *join_args(char **argv, int argc);
 char *join_list(list_t *list, char *separator);
 
 char *strdup(const char *);
diff --git a/include/workspace.h b/include/workspace.h
index 3a63ea38..7343b055 100644
--- a/include/workspace.h
+++ b/include/workspace.h
@@ -7,17 +7,13 @@
 
 extern char *prev_workspace_name;
 
-// Search for available workspace name on output from config
-const char *workspace_output_open_name(swayc_t *output);
-// Search for any available workspace name
-const char *workspace_next_name(void);
-
-
+char *workspace_next_name(void);
+swayc_t *workspace_create(const char*);
 swayc_t *workspace_by_name(const char*);
 void workspace_switch(swayc_t*);
-swayc_t *workspace_output_next(void);
-swayc_t *workspace_next(void);
-swayc_t *workspace_output_prev(void);
-swayc_t *workspace_prev(void);
+swayc_t *workspace_output_next();
+swayc_t *workspace_next();
+swayc_t *workspace_output_prev();
+swayc_t *workspace_prev();
 
 #endif
diff --git a/sway/commands.c b/sway/commands.c
index 3ed0c8db..e79746ae 100644
--- a/sway/commands.c
+++ b/sway/commands.c
@@ -21,35 +21,6 @@
 swayc_t *sp_view;
 int sp_index = 0;
 
-// Commands
-static sway_cmd cmd_bindsym;
-static sway_cmd cmd_orientation;
-static sway_cmd cmd_exec;
-static sway_cmd cmd_exec_always;
-static sway_cmd cmd_exit;
-static sway_cmd cmd_floating;
-static sway_cmd cmd_floating_mod;
-static sway_cmd cmd_focus;
-static sway_cmd cmd_focus_follows_mouse;
-static sway_cmd cmd_for_window;
-static sway_cmd cmd_fullscreen;
-static sway_cmd cmd_gaps;
-static sway_cmd cmd_kill;
-static sway_cmd cmd_layout;
-static sway_cmd cmd_log_colors;
-static sway_cmd cmd_mode;
-static sway_cmd cmd_move;
-static sway_cmd cmd_output;
-static sway_cmd cmd_reload;
-static sway_cmd cmd_resize;
-static sway_cmd cmd_scratchpad;
-static sway_cmd cmd_set;
-static sway_cmd cmd_split;
-static sway_cmd cmd_splith;
-static sway_cmd cmd_splitv;
-static sway_cmd cmd_workspace;
-static sway_cmd cmd_ws_auto_back_and_forth;
-
 static struct modifier_key {
 	char *name;
 	uint32_t mod;
@@ -123,7 +94,7 @@ static int bindsym_sort(const void *_lbind, const void *_rbind) {
 	return (rbind->keys->length + rmod) - (lbind->keys->length + lmod);
 }
 
-enum cmd_status cmd_bindsym(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_bindsym(int argc, char **argv) {
 	if (!checkarg(argc, "bindsym", EXPECTED_MORE_THAN, 1)
 			|| !config->reading) {
 		return CMD_FAILURE;
@@ -132,7 +103,7 @@ enum cmd_status cmd_bindsym(char *criteria, int argc, char **argv) {
 	struct sway_binding *binding = malloc(sizeof(struct sway_binding));
 	binding->keys = create_list();
 	binding->modifiers = 0;
-	binding->command = join_args(argc - 1, argv + 1);
+	binding->command = join_args(argv + 1, argc - 1);
 
 	list_t *split = split_string(argv[0], "+");
 	int i;
@@ -173,7 +144,7 @@ enum cmd_status cmd_bindsym(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_exec_always(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_exec_always(int argc, char **argv) {
 	if (!checkarg(argc, "exec_always", EXPECTED_MORE_THAN, 0)) {
 		return CMD_FAILURE;
 	}
@@ -189,7 +160,7 @@ enum cmd_status cmd_exec_always(char *criteria, int argc, char **argv) {
 	}
 	/* Child process */
 	if (pid == 0) {
-		char *args = join_args(argc, argv);
+		char *args = join_args(argv, argc);
 		sway_log(L_DEBUG, "Executing %s", args);
 		execl("/bin/sh", "sh", "-c", args, (char *)NULL);
 		/* Execl doesnt return unless failure */
@@ -201,17 +172,17 @@ enum cmd_status cmd_exec_always(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_exec(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_exec(int argc, char **argv) {
 	if (!config->active) {
 		return CMD_DEFER;
 	}
 	if (config->reloading) {
-		char *args = join_args(argc, argv);
+		char *args = join_args(argv, argc);
 		sway_log(L_DEBUG, "Ignoring 'exec %s' due to reload", args);
 		free(args);
 		return CMD_SUCCESS;
 	}
-	return cmd_exec_always(criteria, argc, argv);
+	return cmd_exec_always(argc, argv);
 }
 
 static void kill_views(swayc_t *container, void *data) {
@@ -220,19 +191,18 @@ static void kill_views(swayc_t *container, void *data) {
 	}
 }
 
-enum cmd_status cmd_exit(char *criteria, int argc, char **argv) {
-	(void) argv;
+static enum cmd_status cmd_exit(int argc, char **argv) {
 	if (!checkarg(argc, "exit", EXPECTED_EQUAL_TO, 0)
 			|| config->reading || !config->active) {
 		return CMD_FAILURE;
 	}
 	// Close all views
-	swayc_map(kill_views, NULL);
+	container_map(&root_container, kill_views, NULL);
 	sway_terminate();
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_floating(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_floating(int argc, char **argv) {
 	if (!checkarg(argc, "floating", EXPECTED_EQUAL_TO, 1)
 			|| config->reading || !config->active) {
 		return CMD_FAILURE;
@@ -294,7 +264,7 @@ enum cmd_status cmd_floating(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_floating_mod(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_floating_mod(int argc, char **argv) {
 	if (!checkarg(argc, "floating_modifier", EXPECTED_EQUAL_TO, 1)
 			|| !config->reading) {
 		return CMD_FAILURE;
@@ -319,7 +289,7 @@ enum cmd_status cmd_floating_mod(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_focus(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_focus(int argc, char **argv) {
 	static int floating_toggled_index = 0;
 	static int tiled_toggled_index = 0;
 	if (!checkarg(argc, "focus", EXPECTED_EQUAL_TO, 1)
@@ -377,7 +347,7 @@ enum cmd_status cmd_focus(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_focus_follows_mouse(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_focus_follows_mouse(int argc, char **argv) {
 	if (!checkarg(argc, "focus_follows_mouse", EXPECTED_EQUAL_TO, 1)) {
 		return CMD_FAILURE;
 	}
@@ -386,21 +356,6 @@ enum cmd_status cmd_focus_follows_mouse(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-static void debug_for_window(swayc_t *view, void *data) {
-	layout_log(view, 0);
-}
-
-enum cmd_status cmd_for_window(char *criteria, int argc, char **argv) {
-	if (!checkarg(argc, "for_window", EXPECTED_AT_LEAST, 1)) {
-		return CMD_FAILURE;
-	}
-	//TODO
-	void *re = compile_regex(argv[0]);
-	swayc_map_by_test(debug_for_window, test_view_title_regex, NULL, re);
-	free_regex(re);
-	return CMD_FAILURE;
-}
-
 static void hide_view_in_scratchpad(swayc_t *sp_view) {
 	if(sp_view == NULL) {
 		return;
@@ -417,7 +372,7 @@ static void hide_view_in_scratchpad(swayc_t *sp_view) {
 	set_focused_container(container_under_pointer());
 }
 
-enum cmd_status cmd_mode(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_mode(int argc, char **argv) {
 	if (!checkarg(argc, "move", EXPECTED_AT_LEAST, 1)) {
 		return CMD_FAILURE;
 	}
@@ -426,7 +381,7 @@ enum cmd_status cmd_mode(char *criteria, int argc, char **argv) {
 		return CMD_FAILURE;
 	}
 
-	char *mode_name = join_args(argc - mode_make, argv);
+	char *mode_name = join_args(argv, argc - mode_make);
 	struct sway_mode *mode = NULL;
 	// Find mode
 	int i, len = config->modes->length;
@@ -456,7 +411,7 @@ enum cmd_status cmd_mode(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_move(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_move(int argc, char **argv) {
 	if (!checkarg(argc, "move", EXPECTED_AT_LEAST, 1)
 			|| config->reading || !config->active) {
 		return CMD_FAILURE;
@@ -489,7 +444,11 @@ enum cmd_status cmd_move(char *criteria, int argc, char **argv) {
 			// move "container to workspace number x"
 			ws_name = argv[4];
 		}
-		swayc_t *ws = new_workspace(NULL, ws_name);
+
+		swayc_t *ws = workspace_by_name(ws_name);
+		if (ws == NULL) {
+			ws = workspace_create(ws_name);
+		}
 		move_container_to(view, get_focused_container(ws));
 	} else if (strcasecmp(argv[0], "scratchpad") == 0) {
 		if (view->type != C_CONTAINER && view->type != C_VIEW) {
@@ -523,7 +482,7 @@ enum cmd_status cmd_move(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_orientation(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_orientation(int argc, char **argv) {
 	if (!checkarg(argc, "orientation", EXPECTED_EQUAL_TO, 1)
 			|| !config->reading) {
 		return CMD_FAILURE;
@@ -540,7 +499,7 @@ enum cmd_status cmd_orientation(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_output(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_output(int argc, char **argv) {
 	if (!checkarg(argc, "output", EXPECTED_AT_LEAST, 1)) {
 		return CMD_FAILURE;
 	}
@@ -605,7 +564,7 @@ enum cmd_status cmd_output(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_gaps(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_gaps(int argc, char **argv) {
 	if (!checkarg(argc, "gaps", EXPECTED_AT_LEAST, 1)) {
 		return CMD_FAILURE;
 	}
@@ -739,14 +698,15 @@ enum cmd_status cmd_gaps(char *criteria, int argc, char **argv) {
 			top = &root_container;
 		}
 		int top_gap = top->gaps;
-		swayc_map_r(top, method == SET ? set_gaps : add_gaps, &amount);
+		container_map(top, method == SET ? set_gaps : add_gaps, &amount);
 		top->gaps = top_gap;
 		arrange_windows(top, -1, -1);
 	}
+
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_kill(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_kill(int argc, char **argv) {
 	if (config->reading || !config->active) {
 		return CMD_FAILURE;
 	}
@@ -755,7 +715,7 @@ enum cmd_status cmd_kill(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_layout(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_layout(int argc, char **argv) {
 	if (!checkarg(argc, "layout", EXPECTED_MORE_THAN, 0)
 			|| config->reading || !config->active) {
 		return CMD_FAILURE;
@@ -781,7 +741,7 @@ enum cmd_status cmd_layout(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_reload(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_reload(int argc, char **argv) {
 	if (!checkarg(argc, "reload", EXPECTED_EQUAL_TO, 0)
 			|| config->reading
 			|| !load_config(NULL)) {
@@ -791,7 +751,7 @@ enum cmd_status cmd_reload(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_resize(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_resize(int argc, char **argv) {
 	if (!checkarg(argc, "resize", EXPECTED_AT_LEAST, 3)
 			|| config->reading || !config->active) {
 		return CMD_FAILURE;
@@ -821,7 +781,7 @@ enum cmd_status cmd_resize(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-static swayc_t *fetch_view_from_scratchpad(void) {
+static swayc_t *fetch_view_from_scratchpad() {
 	if (sp_index >= scratchpad->length) {
 		sp_index = 0;
 	}
@@ -866,7 +826,7 @@ void remove_view_from_scratchpad(swayc_t *view) {
 	}
 }
 
-enum cmd_status cmd_scratchpad(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_scratchpad(int argc, char **argv) {
 	if (!checkarg(argc, "scratchpad", EXPECTED_EQUAL_TO, 1)
 			|| config->reading || !config->active) {
 		return CMD_FAILURE;
@@ -900,7 +860,7 @@ static int compare_set(const void *_l, const void *_r) {
 	return strlen((*r)->name) - strlen((*l)->name);
 }
 
-enum cmd_status cmd_set(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_set(int argc, char **argv) {
 	if (!checkarg(argc, "set", EXPECTED_AT_LEAST, 2)
 			|| !config->reading) {
 		return CMD_FAILURE;
@@ -923,11 +883,11 @@ enum cmd_status cmd_set(char *criteria, int argc, char **argv) {
 		list_add(config->symbols, var);
 		list_sort(config->symbols, compare_set);
 	}
-	var->value = join_args(argc - 1, argv + 1);
+	var->value = join_args(argv + 1, argc - 1);
 	return CMD_SUCCESS;
 }
 
-static enum cmd_status _do_split(char *criteria, int argc, char **argv, int layout) {
+static enum cmd_status _do_split(int argc, char **argv, int layout) {
 	char *name = layout == L_VERT  ? "splitv" :
 		layout == L_HORIZ ? "splith" : "split";
 	if (!checkarg(argc, name, EXPECTED_EQUAL_TO, 0)
@@ -959,16 +919,16 @@ static enum cmd_status _do_split(char *criteria, int argc, char **argv, int layo
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_split(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_split(int argc, char **argv) {
 	if (!checkarg(argc, "split", EXPECTED_EQUAL_TO, 1)
 			|| config->reading || !config->active) {
 		return CMD_FAILURE;
 	}
 
 	if (strcasecmp(argv[0], "v") == 0 || strcasecmp(argv[0], "vertical") == 0) {
-		_do_split(criteria, argc - 1, argv + 1, L_VERT);
+		_do_split(argc - 1, argv + 1, L_VERT);
 	} else if (strcasecmp(argv[0], "h") == 0 || strcasecmp(argv[0], "horizontal") == 0) {
-		_do_split(criteria, argc - 1, argv + 1, L_HORIZ);
+		_do_split(argc - 1, argv + 1, L_HORIZ);
 	} else {
 		sway_log(L_ERROR, "Invalid split command (expected either horiziontal or vertical).");
 		return CMD_FAILURE;
@@ -976,15 +936,15 @@ enum cmd_status cmd_split(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_splitv(char *criteria, int argc, char **argv) {
-	return _do_split(criteria, argc, argv, L_VERT);
+static enum cmd_status cmd_splitv(int argc, char **argv) {
+	return _do_split(argc, argv, L_VERT);
 }
 
-enum cmd_status cmd_splith(char *criteria, int argc, char **argv) {
-	return _do_split(criteria, argc, argv, L_HORIZ);
+static enum cmd_status cmd_splith(int argc, char **argv) {
+	return _do_split(argc, argv, L_HORIZ);
 }
 
-enum cmd_status cmd_log_colors(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_log_colors(int argc, char **argv) {
 	if (!checkarg(argc, "log_colors", EXPECTED_EQUAL_TO, 1)
 			|| !config->reading) {
 		return CMD_FAILURE;
@@ -1000,7 +960,7 @@ enum cmd_status cmd_log_colors(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_fullscreen(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_fullscreen(int argc, char **argv) {
 	if (!checkarg(argc, "fullscreen", EXPECTED_AT_LEAST, 0)
 			|| config->reading || !config->active) {
 		return CMD_FAILURE;
@@ -1020,7 +980,7 @@ enum cmd_status cmd_fullscreen(char *criteria, int argc, char **argv) {
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_workspace(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_workspace(int argc, char **argv) {
 	if (!checkarg(argc, "workspace", EXPECTED_AT_LEAST, 1)) {
 		return CMD_FAILURE;
 	}
@@ -1029,7 +989,28 @@ enum cmd_status cmd_workspace(char *criteria, int argc, char **argv) {
 		if (config->reading || !config->active) {
 			return CMD_DEFER;
 		}
-		workspace_switch(new_workspace(NULL, argv[0]));
+		// Handle workspace next/prev
+		swayc_t *ws = NULL;
+		if (strcasecmp(argv[0], "next") == 0) {
+			ws = workspace_next();
+		} else if (strcasecmp(argv[0], "prev") == 0) {
+			ws = workspace_prev();
+		} else if (strcasecmp(argv[0], "next_on_output") == 0) {
+			ws = workspace_output_next();
+		} else if (strcasecmp(argv[0], "prev_on_output") == 0) {
+			ws = workspace_output_prev();
+		} else if (strcasecmp(argv[0], "back_and_forth") == 0) {
+			if (prev_workspace_name) {
+				if (!(ws = workspace_by_name(prev_workspace_name))) {
+					ws = workspace_create(prev_workspace_name);
+				}
+			}
+		} else {
+			if (!(ws= workspace_by_name(argv[0]))) {
+				ws = workspace_create(argv[0]);
+			}
+		}
+		workspace_switch(ws);
 	} else {
 		if (strcasecmp(argv[1], "output") == 0) {
 			if (!checkarg(argc, "workspace", EXPECTED_EQUAL_TO, 3)) {
@@ -1040,12 +1021,15 @@ enum cmd_status cmd_workspace(char *criteria, int argc, char **argv) {
 			wso->workspace = strdup(argv[0]);
 			wso->output = strdup(argv[2]);
 			list_add(config->workspace_outputs, wso);
+			if (!config->reading) {
+				// TODO: Move workspace to output. (dont do so when reloading)
+			}
 		}
 	}
 	return CMD_SUCCESS;
 }
 
-enum cmd_status cmd_ws_auto_back_and_forth(char *criteria, int argc, char **argv) {
+static enum cmd_status cmd_ws_auto_back_and_forth(int argc, char **argv) {
 	if (!checkarg(argc, "workspace_auto_back_and_forth", EXPECTED_EQUAL_TO, 1)) {
 		return CMD_FAILURE;
 	}
@@ -1060,7 +1044,7 @@ enum cmd_status cmd_ws_auto_back_and_forth(char *criteria, int argc, char **argv
 }
 
 /* Keep alphabetized */
-static const struct cmd_handler handlers[] = {
+static struct cmd_handler handlers[] = {
 	{ "bindsym", cmd_bindsym },
 	{ "default_orientation", cmd_orientation },
 	{ "exec", cmd_exec },
@@ -1070,7 +1054,6 @@ static const struct cmd_handler handlers[] = {
 	{ "floating_modifier", cmd_floating_mod },
 	{ "focus", cmd_focus },
 	{ "focus_follows_mouse", cmd_focus_follows_mouse },
-	{ "for_window", cmd_for_window },
 	{ "fullscreen", cmd_fullscreen },
 	{ "gaps", cmd_gaps },
 	{ "kill", cmd_kill },
@@ -1107,7 +1090,6 @@ static struct cmd_handler *find_handler(char *line) {
 enum cmd_status handle_command(char *exec) {
 	sway_log(L_INFO, "Handling command '%s'", exec);
 	int argc;
-	char *criteria = NULL;
 	char **argv = split_args(exec, &argc);
 	enum cmd_status status = CMD_FAILURE;
 	struct cmd_handler *handler;
@@ -1115,7 +1097,7 @@ enum cmd_status handle_command(char *exec) {
 		return status;
 	}
 	if ((handler = find_handler(argv[0])) == NULL
-			|| (status = handler->handle(criteria, argc - 1, argv + 1)) != CMD_SUCCESS) {
+			|| (status = handler->handle(argc - 1, argv + 1)) != CMD_SUCCESS) {
 		sway_log(L_ERROR, "Command failed: %s", argv[0]);
 	}
 	free_argv(argc, argv);
@@ -1126,7 +1108,6 @@ enum cmd_status config_command(char *exec) {
 	sway_log(L_INFO, "handling config command '%s'", exec);
 	int argc;
 	char **argv = split_args(exec, &argc);
-	char *criteria = NULL;
 	enum cmd_status status = CMD_FAILURE;
 	struct cmd_handler *handler;
 	if (!argc) {
@@ -1146,7 +1127,7 @@ enum cmd_status config_command(char *exec) {
 		for (; i < e; ++i) {
 			argv[i] = do_var_replacement(argv[i]);
 		}
-		status = handler->handle(criteria, argc - 1, argv + 1);
+		status = handler->handle(argc - 1, argv + 1);
 		if (status == CMD_FAILURE) {
 			sway_log(L_ERROR, "Config load failed for line `%s'", exec);
 		} else if (status == CMD_DEFER) {
diff --git a/sway/config.c b/sway/config.c
index da92030e..23d6ac0d 100644
--- a/sway/config.c
+++ b/sway/config.c
@@ -286,28 +286,3 @@ char *do_var_replacement(char *str) {
 	}
 	return str;
 }
-
-struct workspace_output *wsop_find_workspace(const char *name) {
-	int i, len = config->workspace_outputs->length;
-	struct workspace_output *wsop;
-	for (i = 0; i < len; ++i) {
-		wsop = config->workspace_outputs->items[i];
-		if (strcasecmp(wsop->workspace, name) == 0) {
-			return wsop;
-		}
-	}
-	return NULL;
-}
-
-struct workspace_output *wsop_find_output(const char *name) {
-	int i, len = config->workspace_outputs->length;
-	struct workspace_output *wsop;
-	for (i = 0; i < len; ++i) {
-		wsop = config->workspace_outputs->items[i];
-		if (strcasecmp(wsop->output, name) == 0) {
-			return wsop;
-		}
-	}
-	return NULL;
-}
-
diff --git a/sway/container.c b/sway/container.c
index baf84378..ef0e6c55 100644
--- a/sway/container.c
+++ b/sway/container.c
@@ -1,7 +1,6 @@
 #include <stdlib.h>
 #include <stdbool.h>
 #include <strings.h>
-#include <pcre.h>
 #include "config.h"
 #include "container.h"
 #include "workspace.h"
@@ -54,30 +53,26 @@ static void free_swayc(swayc_t *cont) {
 // New containers
 
 swayc_t *new_output(wlc_handle handle) {
+	const struct wlc_size *size = wlc_output_get_resolution(handle);
 	const char *name = wlc_output_get_name(handle);
-	int i, len;
-
 	// Find current outputs to see if this already exists
-	if (name) {
-		len = root_container.children->length;
+	{
+		int i, len = root_container.children->length;
 		for (i = 0; i < len; ++i) {
 			swayc_t *op = root_container.children->items[i];
-			if (strcmp(op->name, name) == 0) {
-				sway_log(L_DEBUG, "restoring output %lu:%s", handle, op->name);
+			const char *op_name = op->name;
+			if (op_name && name && strcmp(op_name, name) == 0) {
+				sway_log(L_DEBUG, "restoring output %lu:%s", handle, op_name);
 				return op;
 			}
 		}
-	} else {
-		sway_log(L_ERROR, "Output has no given name");
-		return NULL;
 	}
 
-	sway_log(L_DEBUG, "Adding output %lu:%s", handle, name);
+	sway_log(L_DEBUG, "Added output %lu:%s", handle, name);
 
-	// Find output config
 	struct output_config *oc = NULL;
-	len = config->output_configs->length;
-	for (i = 0; i < len; ++i) {
+	int i;
+	for (i = 0; i < config->output_configs->length; ++i) {
 		oc = config->output_configs->items[i];
 		if (strcasecmp(name, oc->name) == 0) {
 			sway_log(L_DEBUG, "Matched output config for %s", name);
@@ -91,88 +86,77 @@ swayc_t *new_output(wlc_handle handle) {
 	}
 
 	swayc_t *output = new_swayc(C_OUTPUT);
+	if (oc && oc->width != -1 && oc->height != -1) {
+		output->width = oc->width;
+		output->height = oc->height;
+		struct wlc_size new_size = { .w = oc->width, .h = oc->height };
+		wlc_output_set_resolution(handle, &new_size);
+	} else {
+		output->width = size->w;
+		output->height = size->h;
+	}
 	output->handle = handle;
 	output->name = name ? strdup(name) : NULL;
-
-	if (oc) {
-		// Set output width/height
-		if (oc->width > 0 && oc->height > 0) {
-			output->width = oc->width;
-			output->height = oc->height;
-			struct wlc_size geo = { .w = oc->width, .h = oc->height};
-			wlc_output_set_resolution(handle, &geo);
-		} else {
-			struct wlc_size geo = *wlc_output_get_resolution(handle);
-			output->width = geo.w;
-			output->height = geo.h;
-		}
-		// find position in config or find where it should go
-		// TODO more intelligent method
-		if (oc->x > 0 && oc->y > 0) {
-			output->x = oc->x;
-			output->y = oc->y;
-		} else {
-			unsigned int x = 0;
-			len = root_container.children->length;
-			for (i = 0; i < len; ++i) {
-				swayc_t *c = root_container.children->items[i];
-				if (c->type == C_OUTPUT) {
-					unsigned int cx = c->width + c->x;
-					if (cx > x) {
-						x = cx;
-					}
+	
+	// Find position for it
+	if (oc && oc->x != -1 && oc->y != -1) {
+		sway_log(L_DEBUG, "Set %s position to %d, %d", name, oc->x, oc->y);
+		output->x = oc->x;
+		output->y = oc->y;
+	} else {
+		int x = 0;
+		for (i = 0; i < root_container.children->length; ++i) {
+			swayc_t *c = root_container.children->items[i];
+			if (c->type == C_OUTPUT) {
+				if (c->width + c->x > x) {
+					x = c->width + c->x;
 				}
 			}
-			output->x = x;
 		}
+		output->x = x;
 	}
-	// Add as child to root
+
 	add_child(&root_container, output);
 
+	// Create workspace
+	char *ws_name = NULL;
+	if (name) {
+		for (i = 0; i < config->workspace_outputs->length; ++i) {
+			struct workspace_output *wso = config->workspace_outputs->items[i];
+			if (strcasecmp(wso->output, name) == 0) {
+				sway_log(L_DEBUG, "Matched workspace to output: %s for %s", wso->workspace, wso->output);
+				// Check if any other workspaces are using this name
+				if (workspace_by_name(wso->workspace)) {
+					sway_log(L_DEBUG, "But it's already taken");
+					break;
+				}
+				sway_log(L_DEBUG, "So we're going to use it");
+				ws_name = strdup(wso->workspace);
+				break;
+			}
+		}
+	}
+	if (!ws_name) {
+		ws_name = workspace_next_name();
+	}
+
 	// create and initilize default workspace
-	swayc_t *ws = new_workspace(output, NULL);
+	swayc_t *ws = new_workspace(output, ws_name);
 	ws->is_focused = true;
 
+	free(ws_name);
+	
 	return output;
 }
 
 swayc_t *new_workspace(swayc_t *output, const char *name) {
-	swayc_t *ws = NULL;
-	struct workspace_output *wsop;
-	if (name) {
-		// Find existing workspace with same name.
-		// or workspace found by special name
-		if ((ws = workspace_by_name(name))) {
-			return ws;
-		}
-		// Find matching output from config
-		if (!output) {
-			if ((wsop = wsop_find_workspace(name))) {
-				int i, len = root_container.children->length;
-				for (i = 0; i < len; ++i) {
-					swayc_t *op = root_container.children->items[i];
-					if (strcasecmp(op->name, wsop->output) == 0) {
-						output = op;
-						goto find_wsop_end;
-					}
-				}
-			}
-			// Set output to active_output if there is no output.
-			output = swayc_active_output();
-			find_wsop_end:;
-		}
-	} else {
-		// No name or output, use active_output
-		if (!output) {
-			output = swayc_active_output();
-		}
-		// search for available output name
-		if (!(name = workspace_output_open_name(output))) {
-			// otherwise just use simple next name
-			name = workspace_next_name();
-		}
+	if (!ASSERT_NONNULL(output)) {
+		return NULL;
 	}
+	sway_log(L_DEBUG, "Added workspace %s for output %u", name, (unsigned int)output->handle);
 	swayc_t *workspace = new_swayc(C_WORKSPACE);
+
+	// TODO: default_layout
 	if (config->default_layout != L_NONE) {
 		workspace->layout = config->default_layout;
 	} else if (config->default_orientation != L_NONE) {
@@ -390,7 +374,7 @@ swayc_t *destroy_view(swayc_t *view) {
 // Container lookup
 
 
-swayc_t *swayc_by_test_r(swayc_t *container, swayc_test_func test, void *data) {
+swayc_t *swayc_by_test(swayc_t *container, bool (*test)(swayc_t *view, void *data), void *data) {
 	if (!container->children) {
 		return NULL;
 	}
@@ -409,7 +393,7 @@ swayc_t *swayc_by_test_r(swayc_t *container, swayc_test_func test, void *data) {
 		if (test(child, data)) {
 			return child;
 		} else {
-			swayc_t *res = swayc_by_test_r(child, test, data);
+			swayc_t *res = swayc_by_test(child, test, data);
 			if (res) {
 				return res;
 			}
@@ -417,193 +401,18 @@ swayc_t *swayc_by_test_r(swayc_t *container, swayc_test_func test, void *data) {
 	}
 	return NULL;
 }
-swayc_t *swayc_by_test(swayc_test_func test, void *data) {
-	return swayc_by_test_r(&root_container, test, data);
-}
-
-void swayc_map_r(swayc_t *container, swayc_map_func f, void *data) {
-	if (container) {
-		f(container, data);
-		int i;
-		if (container->children)  {
-			for (i = 0; i < container->children->length; ++i) {
-				swayc_t *child = container->children->items[i];
-				swayc_map_r(child, f, data);
-			}
-		}
-		if (container->floating) {
-			for (i = 0; i < container->floating->length; ++i) {
-				swayc_t *child = container->floating->items[i];
-				swayc_map_r(child, f, data);
-			}
-		}
-	}
-}
-void swayc_map(swayc_map_func f, void *data) {
-	swayc_map_r(&root_container, f, data);
-}
-
-void swayc_map_by_test_r(swayc_t *container,
-		swayc_map_func func, swayc_test_func test,
-		void *funcdata, void *testdata) {
-	if (container) {
-		if (test(container, testdata)) {
-			func(container, funcdata);
-		}
-		int i;
-		if (container->children)  {
-			for (i = 0; i < container->children->length; ++i) {
-				swayc_t *child = container->children->items[i];
-				swayc_map_by_test_r(child, func, test, funcdata, testdata);
-			}
-		}
-		if (container->floating) {
-			for (i = 0; i < container->floating->length; ++i) {
-				swayc_t *child = container->floating->items[i];
-				swayc_map_by_test_r(child, func, test, funcdata, testdata);
-			}
-		}
-	}
-}
-void swayc_map_by_test(
-		swayc_map_func func, swayc_test_func test,
-		void *funcdata, void *testdata) {
-	swayc_map_by_test_r(&root_container, func, test, funcdata, testdata);
-}
-
-
-
-// Map functions
-void set_gaps(swayc_t *view, void *_data) {
-	int *data = _data;
-	if (view->type == C_WORKSPACE || view->type == C_VIEW) {
-		view->gaps = *data;
-	}
-}
 
-void add_gaps(swayc_t *view, void *_data) {
-	int *data = _data;
-	if (view->type == C_WORKSPACE || view->type == C_VIEW) {
-		if ((view->gaps += *data) < 0) {
-			view->gaps = 0;
-		}
+static bool test_name(swayc_t *view, void *data) {
+	if (!view && !view->name) {
+		return false;
 	}
+	return strcmp(view->name, data) == 0;
 }
 
-// Test functions
-bool test_name(swayc_t *view, void *data) {
-	return view->name && strcmp(view->name, data) == 0;
+swayc_t *swayc_by_name(const char *name) {
+	return swayc_by_test(&root_container, test_name, (void *)name);
 }
 
-// test_name_regex
-struct test_name_regex {
-	pcre *reg;
-	pcre_extra *regext;
-};
-
-void *compile_regex(const char *pattern) {
-	struct test_name_regex *regex = malloc(sizeof *regex);
-	const char *error;
-	int erroffset;
-	if (!(regex->reg = pcre_compile(pattern, 0, &error, &erroffset, NULL))) {
-		sway_log(L_ERROR, "Regex compilation failed:%s:%s", pattern, error);
-		free(regex);
-		return NULL;
-	}
-	regex->regext = pcre_study(regex->reg, 0, &error);
-	if (error) {
-		sway_log(L_DEBUG, "Regex study failed:%s:%s", pattern, error);
-	}
-	return regex;
-}
-
-void free_regex(void *_regex) {
-	struct test_name_regex *regex = _regex;
-	pcre_free(regex->reg);
-	pcre_free_study(regex->regext);
-	free(regex);
-}
-
-static bool exec_regex(const char *pattern, struct test_name_regex *regex) {
-	int ovector[300];
-	return 0 < pcre_exec(regex->reg, regex->regext, pattern,
-			strlen(pattern), 0, 0, ovector, 300);
-}
-
-bool test_name_regex(swayc_t *view, void *data) {
-	return view->name && exec_regex(view->name, data);
-}
-bool test_layout(swayc_t *view, void *data) {
-	return view->layout & *(enum swayc_layouts *)data;
-}
-bool test_type(swayc_t *view, void *data) {
-	return view->layout & *(enum swayc_types *)data;
-}
-bool test_visibility(swayc_t *view, void *data) {
-	return view->visible == *(bool *)data;
-}
-bool test_handle(swayc_t *view, void *data) {
-	return view->handle == *(wlc_handle *)data;
-}
-
-// C_VIEW tests
-bool test_view_state(swayc_t *view, void *data) {
-	return view->type == C_VIEW
-		&& wlc_view_get_state(view->handle) & *(int *)data;
-}
-bool test_view_type(swayc_t *view, void *data) {
-	return view->type == C_VIEW
-		&& wlc_view_get_type(view->handle) & *(int *)data;
-}
-bool test_view_title(swayc_t *view, void *data) {
-	return view->type == C_VIEW
-		&& strcmp(view->name, data) == 0;
-}
-bool test_view_class(swayc_t *view, void *data) {
-	return view->type == C_VIEW
-		&& strcmp(wlc_view_get_class(view->handle), data) == 0;
-}
-bool test_view_appid(swayc_t *view, void *data) {
-	return view->type == C_VIEW
-		&& strcmp(wlc_view_get_app_id(view->handle), data) == 0;
-}
-bool test_view_title_regex(swayc_t *view, void *data) {
-	return view->type == C_VIEW
-		&& exec_regex(view->name, data);
-}
-bool test_view_class_regex(swayc_t *view, void *data) {
-	return view->type == C_VIEW
-		&& exec_regex(wlc_view_get_class(view->handle), data);
-}
-bool test_view_appid_regex(swayc_t *view, void *data) {
-	return view->type == C_VIEW
-		&& exec_regex(wlc_view_get_app_id(view->handle), data);
-}
-
-// Fancy test combiners
-bool test_and(swayc_t *view, void *data) {
-	struct test_list *list = data;
-	while (list->test) {
-		if (!list->test(view, list->data)) {
-			return false;
-		}
-		++list;
-	}
-	return true;
-}
-bool test_or(swayc_t *view, void *data) {
-	struct test_list *list = data;
-	while (list->test) {
-		if (list->test(view, list->data)) {
-			return true;
-		}
-		++list;
-	}
-	return false;
-}
-
-// Focus|parent lookup
-
 swayc_t *swayc_parent_by_type(swayc_t *container, enum swayc_types type) {
 	if (!ASSERT_NONNULL(container)) {
 		return NULL;
@@ -656,6 +465,42 @@ swayc_t *swayc_focus_by_layout(swayc_t *container, enum swayc_layouts layout) {
 	return container;
 }
 
+
+static swayc_t *_swayc_by_handle_helper(wlc_handle handle, swayc_t *parent) {
+	if (!parent || !parent->children) {
+		return NULL;
+	}
+	int i, len;
+	swayc_t **child;
+	if (parent->type == C_WORKSPACE) {
+		len = parent->floating->length;
+		child = (swayc_t **)parent->floating->items;
+		for (i = 0; i < len; ++i, ++child) {
+			if ((*child)->handle == handle) {
+				return *child;
+			}
+		}
+	}
+
+	len = parent->children->length;
+	child = (swayc_t**)parent->children->items;
+	for (i = 0; i < len; ++i, ++child) {
+		if ((*child)->handle == handle) {
+			return *child;
+		} else {
+			swayc_t *res;
+			if ((res = _swayc_by_handle_helper(handle, *child))) {
+				return res;
+			}
+		}
+	}
+	return NULL;
+}
+
+swayc_t *swayc_by_handle(wlc_handle handle) {
+	return _swayc_by_handle_helper(handle, &root_container);
+}
+
 swayc_t *swayc_active_output(void) {
 	return root_container.focused;
 }
@@ -688,13 +533,11 @@ swayc_t *swayc_active_workspace_for(swayc_t *cont) {
 // Container information
 
 bool swayc_is_fullscreen(swayc_t *view) {
-	return view && view->type == C_VIEW
-		&& wlc_view_get_state(view->handle) & WLC_BIT_FULLSCREEN;
+	return view && view->type == C_VIEW && (wlc_view_get_state(view->handle) & WLC_BIT_FULLSCREEN);
 }
 
 bool swayc_is_active(swayc_t *view) {
-	return view && view->type == C_VIEW
-		&& wlc_view_get_state(view->handle) & WLC_BIT_ACTIVATED;
+	return view && view->type == C_VIEW && (wlc_view_get_state(view->handle) & WLC_BIT_ACTIVATED);
 }
 
 bool swayc_is_parent_of(swayc_t *parent, swayc_t *child) {
@@ -723,6 +566,25 @@ int swayc_gap(swayc_t *container) {
 
 // Mapping
 
+void container_map(swayc_t *container, void (*f)(swayc_t *view, void *data), void *data) {
+	if (container) {
+		f(container, data);
+		int i;
+		if (container->children)  {
+			for (i = 0; i < container->children->length; ++i) {
+				swayc_t *child = container->children->items[i];
+				container_map(child, f, data);
+			}
+		}
+		if (container->floating) {
+			for (i = 0; i < container->floating->length; ++i) {
+				swayc_t *child = container->floating->items[i];
+				container_map(child, f, data);
+			}
+		}
+	}
+}
+
 void update_visibility_output(swayc_t *container, wlc_handle output) {
 	// Inherit visibility
 	swayc_t *parent = container->parent;
@@ -791,3 +653,24 @@ void update_visibility(swayc_t *container) {
 	}
 }
 
+void set_gaps(swayc_t *view, void *_data) {
+	int *data = _data;
+	if (!ASSERT_NONNULL(view)) {
+		return;
+	}
+	if (view->type == C_WORKSPACE || view->type == C_VIEW) {
+		view->gaps = *data;
+	}
+}
+
+void add_gaps(swayc_t *view, void *_data) {
+	int *data = _data;
+	if (!ASSERT_NONNULL(view)) {
+		return;
+	}
+	if (view->type == C_WORKSPACE || view->type == C_VIEW) {
+		if ((view->gaps += *data) < 0) {
+			view->gaps = 0;
+		}
+	}
+}
diff --git a/sway/handlers.c b/sway/handlers.c
index 1a8138f8..096df53c 100644
--- a/sway/handlers.c
+++ b/sway/handlers.c
@@ -126,7 +126,7 @@ static void handle_output_destroyed(wlc_handle output) {
 
 static void handle_output_resolution_change(wlc_handle output, const struct wlc_size *from, const struct wlc_size *to) {
 	sway_log(L_DEBUG, "Output %u resolution changed to %d x %d", (unsigned int)output, to->w, to->h);
-	swayc_t *c = swayc_by_test(test_handle, &output);
+	swayc_t *c = swayc_by_handle(output);
 	if (!c) return;
 	c->width = to->w;
 	c->height = to->h;
@@ -134,7 +134,7 @@ static void handle_output_resolution_change(wlc_handle output, const struct wlc_
 }
 
 static void handle_output_focused(wlc_handle output, bool focus) {
-	swayc_t *c = swayc_by_test(test_handle, &output);
+	swayc_t *c = swayc_by_handle(output);
 	// if for some reason this output doesnt exist, create it.
 	if (!c) {
 		handle_output_created(output);
@@ -152,7 +152,7 @@ static bool handle_view_created(wlc_handle handle) {
 
 	// Get parent container, to add view in
 	if (parent) {
-		focused = swayc_by_test(test_handle, &parent);
+		focused = swayc_by_handle(parent);
 	}
 	if (!focused || focused->type == C_OUTPUT) {
 		focused = get_focused_container(&root_container);
@@ -221,7 +221,7 @@ static bool handle_view_created(wlc_handle handle) {
 
 static void handle_view_destroyed(wlc_handle handle) {
 	sway_log(L_DEBUG, "Destroying window %lu", handle);
-	swayc_t *view = swayc_by_test(test_handle, &handle);
+	swayc_t *view = swayc_by_handle(handle);
 
 	// destroy views by type
 	switch (wlc_view_get_type(handle)) {
@@ -258,7 +258,7 @@ static void handle_view_geometry_request(wlc_handle handle, const struct wlc_geo
 	// If the view is floating, then apply the geometry.
 	// Otherwise save the desired width/height for the view.
 	// This will not do anything for the time being as WLC improperly sends geometry requests
-	swayc_t *view = swayc_by_test(test_handle, &handle);
+	swayc_t *view = swayc_by_handle(handle);
 	if (view) {
 		view->desired_width = geometry->size.w;
 		view->desired_height = geometry->size.h;
@@ -274,7 +274,7 @@ static void handle_view_geometry_request(wlc_handle handle, const struct wlc_geo
 }
 
 static void handle_view_state_request(wlc_handle view, enum wlc_view_state_bit state, bool toggle) {
-	swayc_t *c = swayc_by_test(test_handle, &view);
+	swayc_t *c = swayc_by_handle(view);
 	switch (state) {
 	case WLC_BIT_FULLSCREEN:
 		// i3 just lets it become fullscreen
diff --git a/sway/ipc.c b/sway/ipc.c
index 86518bc6..abf2ed0c 100644
--- a/sway/ipc.c
+++ b/sway/ipc.c
@@ -207,7 +207,7 @@ void ipc_client_handle_command(struct ipc_client *client) {
 	case IPC_GET_WORKSPACES:
 	{
 		json_object *workspaces = json_object_new_array();
-		swayc_map(ipc_get_workspaces_callback, workspaces);
+		container_map(&root_container, ipc_get_workspaces_callback, workspaces);
 		const char *json_string = json_object_to_json_string(workspaces);
 		ipc_send_reply(client, json_string, (uint32_t) strlen(json_string));
 		json_object_put(workspaces); // free
@@ -216,7 +216,7 @@ void ipc_client_handle_command(struct ipc_client *client) {
 	case IPC_GET_OUTPUTS:
 	{
 		json_object *outputs = json_object_new_array();
-		swayc_map(ipc_get_outputs_callback, outputs);
+		container_map(&root_container, ipc_get_outputs_callback, outputs);
 		const char *json_string = json_object_to_json_string(outputs);
 		ipc_send_reply(client, json_string, (uint32_t) strlen(json_string));
 		json_object_put(outputs); // free
diff --git a/sway/stringop.c b/sway/stringop.c
index 54faf74c..191e40c8 100644
--- a/sway/stringop.c
+++ b/sway/stringop.c
@@ -258,7 +258,7 @@ int unescape_string(char *string) {
 	return len - shift;
 }
 
-char *join_args(int argc, char **argv) {
+char *join_args(char **argv, int argc) {
 	int len = 0, i;
 	for (i = 0; i < argc; ++i) {
 		len += strlen(argv[i]) + 1;
diff --git a/sway/workspace.c b/sway/workspace.c
index 80141f71..658f79bc 100644
--- a/sway/workspace.c
+++ b/sway/workspace.c
@@ -15,26 +15,7 @@
 
 char *prev_workspace_name = NULL;
 
-static swayc_t *workspace_by_name_only(const char *name);
-
-const char *workspace_output_open_name(swayc_t *output) {
-	struct workspace_output *wsop;
-	int i, len = config->workspace_outputs->length;
-	// Search config for output
-	for (i = 0; i < len; ++i) {
-		wsop = config->workspace_outputs->items[i];
-		// Find matching outputs
-		if (strcasecmp(wsop->output, output->name)) {
-			// Check if workspace is available and use that name
-			if (!workspace_by_name(wsop->workspace)) {
-				return wsop->workspace;
-			}
-		}
-	}
-	return NULL;
-}
-
-const char *workspace_next_name(void) {
+char *workspace_next_name(void) {
 	sway_log(L_DEBUG, "Workspace: Generating new name");
 	int i;
 	int l = 1;
@@ -44,29 +25,42 @@ const char *workspace_next_name(void) {
 
 	for (i = 0; i < mode->bindings->length; ++i) {
 		struct sway_binding *binding = mode->bindings->items[i];
-		const char *command = binding->command;
-		const char *ws = "workspace";
-		const int wslen = sizeof("workspace") - 1;
-		if (strncmp(ws, command, wslen) == 0) {
-			command += wslen;
-			// Skip whitespace
-			command += strspn(command, whitespace);
-			// make sure its not a special command
-			if (strcmp(command, "next") == 0
-					|| strcmp(command, "prev") == 0
-					|| strcmp(command, "next_on_output") == 0
-					|| strcmp(command, "prev_on_output") == 0
-					|| strcmp(command, "number") == 0
-					|| strcmp(command, "back_and_forth") == 0
-					|| strcmp(command, "current") == 0
-					// Or if it already exists
-					|| workspace_by_name_only(command)) {
+		const char* command = binding->command;
+		list_t *args = split_string(command, " ");
+
+		if (strcmp("workspace", args->items[0]) == 0 && args->length > 1) {
+			sway_log(L_DEBUG, "Got valid workspace command for target: '%s'", (char *)args->items[1]);
+			char* target = malloc(strlen(args->items[1]) + 1);
+			strcpy(target, args->items[1]);
+			while (*target == ' ' || *target == '\t')
+				target++;
+
+			// Make sure that the command references an actual workspace
+			// not a command about workspaces
+			if (strcmp(target, "next") == 0 ||
+				strcmp(target, "prev") == 0 ||
+				strcmp(target, "next_on_output") == 0 ||
+				strcmp(target, "prev_on_output") == 0 ||
+				strcmp(target, "number") == 0 ||
+				strcmp(target, "back_and_forth") == 0 ||
+				strcmp(target, "current") == 0)
+			{
+				free_flat_list(args);
 				continue;
-			} else {
-				// otherwise we found it
-				return command;
 			}
+
+			// Make sure that the workspace doesn't already exist
+			if (workspace_by_name(target)) {
+				free_flat_list(args);
+				continue;
+			}
+
+			free_flat_list(args);
+
+			sway_log(L_DEBUG, "Workspace: Found free name %s", target);
+			return target;
 		}
+		free_flat_list(args);
 	}
 	// As a fall back, get the current number of active workspaces
 	// and return that + 1 for the next workspace's name
@@ -81,40 +75,55 @@ const char *workspace_next_name(void) {
 	return name;
 }
 
-swayc_t *workspace_by_name_only(const char *name) {
-	int i, len = root_container.children->length;
-	for (i = 0; i < len; ++i) {
-		swayc_t *op = root_container.children->items[i];
-		int i, len = op->children->length;
-		for (i = 0; i < len; ++i) {
-			swayc_t *ws = op->children->items[i];
-			if (strcasecmp(ws->name, name) == 0) {
-				return ws;
+swayc_t *workspace_create(const char* name) {
+	swayc_t *parent;
+	// Search for workspace<->output pair
+	int i, e = config->workspace_outputs->length;
+	for (i = 0; i < e; ++i) {
+		struct workspace_output *wso = config->workspace_outputs->items[i];
+		if (strcasecmp(wso->workspace, name) == 0)
+		{
+			// Find output to use if it exists
+			e = root_container.children->length;
+			for (i = 0; i < e; ++i) {
+				parent = root_container.children->items[i];
+				if (strcmp(parent->name, wso->output) == 0) {
+					return new_workspace(parent, name);
+				}
 			}
+			break;
 		}
 	}
-	return NULL;
+	// Otherwise create a new one
+	parent = get_focused_container(&root_container);
+	parent = swayc_parent_by_type(parent, C_OUTPUT);
+	return new_workspace(parent, name);
+}
+
+static bool _workspace_by_name(swayc_t *view, void *data) {
+	return (view->type == C_WORKSPACE) &&
+		   (strcasecmp(view->name, (char *) data) == 0);
 }
 
 swayc_t *workspace_by_name(const char* name) {
 	if (strcmp(name, "prev") == 0) {
 		return workspace_prev();
-	} else if (!strcmp(name, "prev_on_output")) {
+	}
+	else if (strcmp(name, "prev_on_output") == 0) {
 		return workspace_output_prev();
-	} else if (!strcmp(name, "next")) {
+	}
+	else if (strcmp(name, "next") == 0) {
 		return workspace_next();
-	} else if (!strcmp(name, "next_on_output")) {
+	}
+	else if (strcmp(name, "next_on_output") == 0) {
 		return workspace_output_next();
-	} else if (!strcmp(name, "current")) {
+	}
+	else if (strcmp(name, "current") == 0) {
 		return swayc_active_workspace();
-	} else if (!strcmp(name, "back_and_forth")) {
-		if (prev_workspace_name) {
-			name = prev_workspace_name;
-		} else { // If there is no prev workspace name. just return current
-			return swayc_active_workspace();
-		}
 	}
-	return workspace_by_name_only(name);
+	else {
+		return swayc_by_test(&root_container, _workspace_by_name, (void *) name);
+	}
 }
 
 /**
@@ -172,19 +181,19 @@ swayc_t *workspace_prev_next_impl(swayc_t *workspace, bool next) {
 	return NULL;
 }
 
-swayc_t *workspace_output_next(void) {
+swayc_t *workspace_output_next() {
 	return workspace_output_prev_next_impl(swayc_active_output(), true);
 }
 
-swayc_t *workspace_next(void) {
+swayc_t *workspace_next() {
 	return workspace_prev_next_impl(swayc_active_workspace(), true);
 }
 
-swayc_t *workspace_output_prev(void) {
+swayc_t *workspace_output_prev() {
 	return workspace_output_prev_next_impl(swayc_active_output(), false);
 }
 
-swayc_t *workspace_prev(void) {
+swayc_t *workspace_prev() {
 	return workspace_prev_next_impl(swayc_active_workspace(), false);
 }
 
@@ -193,17 +202,17 @@ void workspace_switch(swayc_t *workspace) {
 		return;
 	}
 	swayc_t *active_ws = swayc_active_workspace();
-	// set workspace to prev_workspace
-	if (config->auto_back_and_forth && active_ws == workspace) {
-		workspace = new_workspace(NULL, "back_and_forth");
+	if (config->auto_back_and_forth && active_ws == workspace && prev_workspace_name) {
+		swayc_t *new_ws = workspace_by_name(prev_workspace_name);
+		workspace = new_ws ? new_ws : workspace_create(prev_workspace_name);
 	}
 
-	// set prev workspace name
 	if (!prev_workspace_name
 			|| (strcmp(prev_workspace_name, active_ws->name)
 				&& active_ws != workspace)) {
 		free(prev_workspace_name);
-		prev_workspace_name = strdup(active_ws->name);
+		prev_workspace_name = malloc(strlen(active_ws->name)+1);
+		strcpy(prev_workspace_name, active_ws->name);
 	}
 
 	sway_log(L_DEBUG, "Switching to workspace %p:%s", workspace, workspace->name);