1 files changed, 107 insertions, 0 deletions
diff --git a/sway/commands/split.c b/sway/commands/split.c
new file mode 100644
index 00000000..6df20e88
--- /dev/null
+++ b/sway/commands/split.c
@@ -0,0 +1,107 @@
+#include <string.h>
+#include <strings.h>
+#include "sway/commands.h"
+#include "sway/tree/container.h"
+#include "sway/tree/layout.h"
+#include "sway/tree/view.h"
+#include "sway/input/input-manager.h"
+#include "sway/input/seat.h"
+#include "log.h"
+
+static struct cmd_results *_do_split(int argc, char **argv, int layout) {
+	char *name = layout == L_VERT  ? "splitv" :
+		layout == L_HORIZ ? "splith" : "split";
+	struct cmd_results *error = NULL;
+	if (config->reading) {
+		return cmd_results_new(CMD_FAILURE, name,
+				"Can't be used in config file.");
+	}
+	if (!config->active) {
+		return cmd_results_new(CMD_FAILURE, name,
+				"Can only be used when sway is running.");
+	}
+	if ((error = checkarg(argc, name, EXPECTED_EQUAL_TO, 0))) {
+		return error;
+	}
+
+	struct sway_container *focused = config->handler_context.current_container;
+
+	// TODO floating: dont split
+
+	/* Case that focus is on an workspace with 0/1 children.change its layout */
+	if (focused->type == C_WORKSPACE && focused->children->length <= 1) {
+		wlr_log(L_DEBUG, "changing workspace layout");
+		container_set_layout(focused, layout);
+	} else if (focused->type != C_WORKSPACE &&
+			focused->parent->children->length == 1) {
+		/* Case of no siblings. change parent layout */
+		wlr_log(L_DEBUG, "changing container layout");
+		container_set_layout(focused->parent, layout);
+	} else {
+		// regular case where new split container is build around focused
+		// container or in case of workspace, container inherits its children
+		wlr_log(L_DEBUG,
+			"Adding new container around current focused container");
+		wlr_log(L_INFO, "FOCUSED SIZE: %.f %.f",
+			focused->width, focused->height);
+
+		struct sway_container *parent = container_split(focused, layout);
+		arrange_windows(parent, -1, -1);
+	}
+
+	// TODO borders: update borders
+
+	return cmd_results_new(CMD_SUCCESS, NULL, NULL);
+}
+
+struct cmd_results *cmd_split(int argc, char **argv) {
+	struct cmd_results *error = NULL;
+	if (config->reading) {
+		return cmd_results_new(CMD_FAILURE, "split",
+				"Can't be used in config file.");
+	}
+	if (!config->active) {
+		return cmd_results_new(CMD_FAILURE, "split",
+				"Can only be used when sway is running.");
+	}
+	if ((error = checkarg(argc, "split", EXPECTED_EQUAL_TO, 1))) {
+		return error;
+	}
+	if (strcasecmp(argv[0], "v") == 0 || strcasecmp(argv[0], "vertical") == 0) {
+		_do_split(argc - 1, argv + 1, L_VERT);
+	} else if (strcasecmp(argv[0], "h") == 0 ||
+			strcasecmp(argv[0], "horizontal") == 0) {
+		_do_split(argc - 1, argv + 1, L_HORIZ);
+	} else if (strcasecmp(argv[0], "t") == 0 ||
+			strcasecmp(argv[0], "toggle") == 0) {
+		struct sway_container *focused =
+			config->handler_context.current_container;
+		if (focused->parent->layout == L_VERT) {
+			_do_split(argc - 1, argv + 1, L_HORIZ);
+		} else {
+			_do_split(argc - 1, argv + 1, L_VERT);
+		}
+	} else {
+		error = cmd_results_new(CMD_FAILURE, "split",
+			"Invalid split command (expected either horizontal or vertical).");
+		return error;
+	}
+	return cmd_results_new(CMD_SUCCESS, NULL, NULL);
+}
+
+struct cmd_results *cmd_splitv(int argc, char **argv) {
+	return _do_split(argc, argv, L_VERT);
+}
+
+struct cmd_results *cmd_splith(int argc, char **argv) {
+	return _do_split(argc, argv, L_HORIZ);
+}
+
+struct cmd_results *cmd_splitt(int argc, char **argv) {
+	struct sway_container *focused = config->handler_context.current_container;
+	if (focused->parent->layout == L_VERT) {
+		return _do_split(argc, argv, L_HORIZ);
+	} else {
+		return _do_split(argc, argv, L_VERT);
+	}
+}