Basic workspace functionality

sway/commands.c

@@ -10,6 +10,7 @@
 #include "layout.h"
 #include "movement.h"
 #include "log.h"
+#include "workspace.h"
 #include "commands.h"
 
 struct modifier_key {
@@ -262,6 +263,21 @@ int cmd_fullscreen(struct sway_config *config, int argc, char **argv) {
 	return 1;
 }
 
+int cmd_workspace(struct sway_config *config, int argc, char **argv) {
+	if (argc != 1) {
+		sway_log(L_ERROR, "Invalid workspace command (expected 1 arguments, got %d)", argc);
+		return 1;
+	}
+
+	swayc_t *workspace = workspace_find_by_name(argv[0]);
+	if (!workspace) {
+		workspace = workspace_create(argv[0]);
+	} else sway_log(L_DEBUG, "workspace exists, all ok");
+
+	workspace_switch(workspace);
+	return 1;
+}
+
 /* Keep alphabetized */
 struct cmd_handler handlers[] = {
 	{ "bindsym", cmd_bindsym },
@@ -276,7 +292,8 @@ struct cmd_handler handlers[] = {
 	{ "reload", cmd_reload },
 	{ "set", cmd_set },
 	{ "splith", cmd_splith },
-	{ "splitv", cmd_splitv }
+	{ "splitv", cmd_splitv },
+	{ "workspace", cmd_workspace }
 };
 
 char **split_directive(char *line, int *argc) {

sway/container.c

@@ -0,0 +1,18 @@
+#include "container.h"
+#include "layout.h"
+
+void container_map(swayc_t *container, void (*f)(swayc_t *view, void *data), void *data) {
+	if (!container->children) {
+		return NULL;
+	}
+	int i;
+	for (i = 0; i < container->children->length; ++i) {
+		swayc_t *child = container->children->items[i];
+		f(child, data);
+
+		if(child->children) 
+			container_map(child, f, data);
+	}
+	return NULL;
+}
+

sway/container.h

@@ -0,0 +1,8 @@
+#ifndef _SWAY_CONTAINER_H
+#define _SWAY_CONTAINER_H
+
+#include "layout.h"
+
+void container_map(swayc_t *, void (*f)(swayc_t *, void *), void *);
+
+#endif

sway/layout.c

@@ -4,6 +4,7 @@
 #include "list.h"
 #include "log.h"
 #include "layout.h"
+#include "workspace.h"
 
 swayc_t root_container;
 
@@ -314,11 +315,14 @@ void add_output(wlc_handle output) {
 
 	swayc_t *workspace = create_container(container, -1);
 	workspace->type = C_WORKSPACE;
+	workspace->name = workspace_next_name();
 	workspace->width = size->w; // TODO: gaps
 	workspace->height = size->h;
 	workspace->layout = L_HORIZ; // TODO: Get default layout from config
 	add_child(container, workspace);
 
+	workspace_switch(workspace);
+
 	if (root_container.focused == NULL) {
 		unfocus_all(&root_container);
 		focus_view(workspace);

sway/workspace.c

@@ -0,0 +1,67 @@
+#include <stdlib.h>
+#include <stdbool.h>
+#include <wlc/wlc.h>
+#include "workspace.h"
+#include "layout.h"
+#include "list.h"
+#include "log.h"
+#include "container.h"
+
+swayc_t *active_workspace = NULL;
+
+char *workspace_next_name() {
+	return "1";
+}
+
+swayc_t *workspace_create(const char* name) {
+	swayc_t *parent = get_focused_container(&root_container);
+	while(parent->type != C_OUTPUT) {
+		parent = parent->parent;
+	}
+
+	swayc_t *workspace = create_container(parent, -1);
+	workspace->type = C_WORKSPACE;
+	workspace->name = strdup(name);
+	workspace->width = parent->width;
+	workspace->height = parent->height;
+	workspace->layout = L_HORIZ; // todo: thing
+	
+	add_child(parent, workspace);
+	return workspace;
+}
+
+bool workspace_by_name(swayc_t *view, void *data) {
+	return (view->type == C_WORKSPACE) && 
+		   (strcasecmp(view->name, (char *) data) == 0);
+}
+
+void set_mask(swayc_t *view, void *data) {
+	uint32_t *p = data;
+
+	if(view->type == C_VIEW) {
+		wlc_view_set_mask(view->handle, *p);
+	}
+}
+
+swayc_t *workspace_find_by_name(const char* name) {
+	return find_container(&root_container, workspace_by_name, (void *) name);
+}
+
+void workspace_switch(swayc_t *workspace) {
+	if(active_workspace) {
+		sway_log(L_DEBUG, "workspace: changing from %s to %s", active_workspace->name, workspace->name);
+
+		uint32_t mask = 1;
+		// set all c_views in the old workspace to the invisible mask
+		container_map(active_workspace, set_mask, &mask);
+		// and c_views in the new workspace to the visible mask
+		mask = 2;
+		container_map(workspace, set_mask, &mask);
+
+		wlc_output_set_mask(wlc_get_focused_output(), 2);
+		unfocus_all(active_workspace);
+		focus_view(workspace);
+	}
+
+	active_workspace = workspace;
+}

sway/workspace.h

@@ -0,0 +1,13 @@
+#ifndef _SWAY_WORKSPACE_H
+#define _SWAY_WORKSPACE_H
+
+#include <wlc/wlc.h>
+#include "list.h"
+#include "layout.h"
+
+char *workspace_next_name();
+swayc_t *workspace_create(const char*);
+swayc_t *workspace_find_by_name(const char*);
+void workspace_switch(swayc_t*);
+
+#endif