Merge pull request #879 from zandrmartin/commands-refactor

refactor commands.c

1 files changed, 146 insertions, 0 deletions

diff --git a/sway/commands/bind.c b/sway/commands/bind.c
new file mode 100644
index 00000000..e8bb3ee8
--- /dev/null
+++ b/sway/commands/bind.c
@@ -0,0 +1,146 @@
+#include <xkbcommon/xkbcommon.h>
+#include <xkbcommon/xkbcommon-names.h>
+#include "sway/commands.h"
+#include "sway/config.h"
+#include "list.h"
+#include "log.h"
+#include "stringop.h"
+#include "util.h"
+
+int binding_order = 0;
+
+struct cmd_results *cmd_bindsym(int argc, char **argv) {
+	struct cmd_results *error = NULL;
+	if ((error = checkarg(argc, "bindsym", EXPECTED_MORE_THAN, 1))) {
+		return error;
+	}
+
+	struct sway_binding *binding = malloc(sizeof(struct sway_binding));
+	binding->keys = create_list();
+	binding->modifiers = 0;
+	binding->release = false;
+	binding->bindcode = false;
+
+	// Handle --release
+	if (strcmp("--release", argv[0]) == 0) {
+		if (argc >= 3) {
+			binding->release = true;
+			argv++;
+			argc--;
+		} else {
+			free_sway_binding(binding);
+			return cmd_results_new(CMD_FAILURE, "bindsym",
+				"Invalid bindsym command "
+				"(expected more than 2 arguments, got %d)", argc);
+		}
+	}
+
+	binding->command = join_args(argv + 1, argc - 1);
+
+	list_t *split = split_string(argv[0], "+");
+	for (int i = 0; i < split->length; ++i) {
+		// Check for a modifier key
+		uint32_t mod;
+		if ((mod = get_modifier_mask_by_name(split->items[i])) > 0) {
+			binding->modifiers |= mod;
+			continue;
+		}
+		// Check for xkb key
+		xkb_keysym_t sym = xkb_keysym_from_name(split->items[i], XKB_KEYSYM_CASE_INSENSITIVE);
+		if (!sym) {
+			error = cmd_results_new(CMD_INVALID, "bindsym", "Unknown key '%s'", (char *)split->items[i]);
+			free_sway_binding(binding);
+			list_free(split);
+			return error;
+		}
+		xkb_keysym_t *key = malloc(sizeof(xkb_keysym_t));
+		*key = sym;
+		list_add(binding->keys, key);
+	}
+	free_flat_list(split);
+
+	struct sway_mode *mode = config->current_mode;
+	int i = list_seq_find(mode->bindings, sway_binding_cmp_keys, binding);
+	if (i > -1) {
+		sway_log(L_DEBUG, "bindsym - '%s' already exists, overwriting", argv[0]);
+		struct sway_binding *dup = mode->bindings->items[i];
+		free_sway_binding(dup);
+		list_del(mode->bindings, i);
+	}
+	binding->order = binding_order++;
+	list_add(mode->bindings, binding);
+	list_qsort(mode->bindings, sway_binding_cmp_qsort);
+
+	sway_log(L_DEBUG, "bindsym - Bound %s to command %s", argv[0], binding->command);
+	return cmd_results_new(CMD_SUCCESS, NULL, NULL);
+}
+
+struct cmd_results *cmd_bindcode(int argc, char **argv) {
+	struct cmd_results *error = NULL;
+	if ((error = checkarg(argc, "bindcode", EXPECTED_MORE_THAN, 1))) {
+		return error;
+	}
+
+	struct sway_binding *binding = malloc(sizeof(struct sway_binding));
+	binding->keys = create_list();
+	binding->modifiers = 0;
+	binding->release = false;
+	binding->bindcode = true;
+
+	// Handle --release
+	if (strcmp("--release", argv[0]) == 0) {
+		if (argc >= 3) {
+			binding->release = true;
+			argv++;
+			argc--;
+		} else {
+			free_sway_binding(binding);
+			return cmd_results_new(CMD_FAILURE, "bindcode",
+				"Invalid bindcode command "
+				"(expected more than 2 arguments, got %d)", argc);
+		}
+	}
+
+	binding->command = join_args(argv + 1, argc - 1);
+
+	list_t *split = split_string(argv[0], "+");
+	for (int i = 0; i < split->length; ++i) {
+		// Check for a modifier key
+		uint32_t mod;
+		if ((mod = get_modifier_mask_by_name(split->items[i])) > 0) {
+			binding->modifiers |= mod;
+			continue;
+		}
+		// parse keycode
+		xkb_keycode_t keycode = (int)strtol(split->items[i], NULL, 10);
+		if (!xkb_keycode_is_legal_ext(keycode)) {
+			error = cmd_results_new(CMD_INVALID, "bindcode", "Invalid keycode '%s'", (char *)split->items[i]);
+			free_sway_binding(binding);
+			list_free(split);
+			return error;
+		}
+		xkb_keycode_t *key = malloc(sizeof(xkb_keycode_t));
+		*key = keycode - 8;
+		list_add(binding->keys, key);
+	}
+	free_flat_list(split);
+
+	struct sway_mode *mode = config->current_mode;
+	int i = list_seq_find(mode->bindings, sway_binding_cmp_keys, binding);
+	if (i > -1) {
+		struct sway_binding *dup = mode->bindings->items[i];
+		if (dup->bindcode) {
+			sway_log(L_DEBUG, "bindcode - '%s' already exists, overwriting", argv[0]);
+		} else {
+			sway_log(L_DEBUG, "bindcode - '%s' already exists as bindsym, overwriting", argv[0]);
+		}
+		free_sway_binding(dup);
+		list_del(mode->bindings, i);
+	}
+	binding->order = binding_order++;
+	list_add(mode->bindings, binding);
+	list_qsort(mode->bindings, sway_binding_cmp_qsort);
+
+	sway_log(L_DEBUG, "bindcode - Bound %s to command %s", argv[0], binding->command);
+	return cmd_results_new(CMD_SUCCESS, NULL, NULL);
+}