basic split containers

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);
+        }
+}