1 files changed, 97 insertions, 0 deletions
diff --git a/sway/commands/split.c b/sway/commands/split.c
new file mode 100644
index 00000000..b13c9213
--- /dev/null
+++ b/sway/commands/split.c
@@ -0,0 +1,97 @@
+#include <string.h>
+#include <wlc/wlc-render.h>
+#include "border.h"
+#include "commands.h"
+#include "container.h"
+#include "focus.h"
+#include "layout.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;
+	}
+	swayc_t *focused = get_focused_container(&root_container);
+
+	// Case of floating window, don't split
+	if (focused->is_floating) {
+		return cmd_results_new(CMD_SUCCESS, NULL, NULL);
+	}
+	/* Case that focus is on an workspace with 0/1 children.change its layout */
+	if (focused->type == C_WORKSPACE && focused->children->length <= 1) {
+		sway_log(L_DEBUG, "changing workspace layout");
+		focused->layout = layout;
+	} else if (focused->type != C_WORKSPACE && focused->parent->children->length == 1) {
+		/* Case of no siblings. change parent layout */
+		sway_log(L_DEBUG, "changing container layout");
+		focused->parent->layout = layout;
+	} else {
+		/* regular case where new split container is build around focused container
+		 * or in case of workspace, container inherits its children */
+		sway_log(L_DEBUG, "Adding new container around current focused container");
+		sway_log(L_INFO, "FOCUSED SIZE: %.f %.f", focused->width, focused->height);
+		swayc_t *parent = new_container(focused, layout);
+		set_focused_container(focused);
+		arrange_windows(parent, -1, -1);
+	}
+
+	// update container every time
+	// if it is tabbed/stacked then the title must change
+	// if the indicator color is different then the border must change
+	update_container_border(focused);
+	swayc_t *output = swayc_parent_by_type(focused, C_OUTPUT);
+	// schedule render to make changes take effect right away,
+	// otherwise we would have to wait for the view to render,
+	// which is unpredictable.
+	wlc_output_schedule_render(output->handle);
+
+	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) {
+		swayc_t *focused = get_focused_container(&root_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) {
+	swayc_t *focused = get_focused_container(&root_container);
+	if (focused->parent->layout == L_VERT) {
+		return _do_split(argc, argv, L_HORIZ);
+	} else {
+		return _do_split(argc, argv, L_VERT);
+	}
+}