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-rw-r--r--common.mk1
-rw-r--r--common/action.c127
-rw-r--r--common/layer_stack.c100
-rw-r--r--common/layer_stack.h44
4 files changed, 167 insertions, 105 deletions
diff --git a/common.mk b/common.mk
index 86518f03f..de22f2c8c 100644
--- a/common.mk
+++ b/common.mk
@@ -3,6 +3,7 @@ SRC += $(COMMON_DIR)/host.c \
$(COMMON_DIR)/keyboard.c \
$(COMMON_DIR)/action.c \
$(COMMON_DIR)/action_macro.c \
+ $(COMMON_DIR)/layer_stack.c \
$(COMMON_DIR)/keymap.c \
$(COMMON_DIR)/command.c \
$(COMMON_DIR)/timer.c \
diff --git a/common/action.c b/common/action.c
index 38c5933ee..9a8d75596 100644
--- a/common/action.c
+++ b/common/action.c
@@ -24,6 +24,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "util.h"
#include "debug.h"
#include "action.h"
+#include "layer_stack.h"
/* default layer indicates base layer */
@@ -163,85 +164,6 @@ static void oneshot_toggle(void)
}
-/*
- * Layer stack
- */
-#define LAYER_STACK_SIZE 8
-typedef struct {
- uint8_t layer:4;
- uint8_t next:3;
- bool used;
-} layer_item_t;
-
-static uint8_t top_layer = 0;
-// [0] is sentinel and not used. [0] is null item.
-static layer_item_t layer_stack[LAYER_STACK_SIZE] = {};
-
-static bool layer_push(uint8_t layer)
-{
- for (uint8_t i = 1; i < LAYER_STACK_SIZE; i++) {
- if (!layer_stack[i].used) {
- layer_stack[i] = (layer_item_t){ .layer = layer,
- .next = top_layer,
- .used = true };
- top_layer = i;
- return true;
- }
- }
- return false;
-}
-static bool layer_pop(void)
-{
- if (layer_stack[top_layer].used) {
- uint8_t popped = top_layer;
- top_layer = layer_stack[popped].next;
- layer_stack[popped] = (layer_item_t){};
- return true;
- }
- return false;
-}
-static bool layer_remove(uint8_t layer)
-{
- if (layer_stack[top_layer].used && layer_stack[top_layer].layer == layer) {
- layer_pop();
- debug("layer_remove: top_layer\n");
- return true;
- }
-
- for (uint8_t i = top_layer; layer_stack[i].used; i = layer_stack[i].next) {
- debug("layer_remove: ["); debug_dec(i); debug("]");
- debug_dec(layer_stack[i].layer); debug("\n");
- uint8_t removed = layer_stack[i].next;
- if (layer_stack[removed].used && layer_stack[removed].layer == layer) {
- layer_stack[i].next = layer_stack[removed].next;
- layer_stack[removed] = (layer_item_t){};
- debug("layer_remove: removed.\n");
- return true;
- }
- }
- return false;
-}
-static bool layer_remove_then_push(uint8_t layer)
-{
- layer_remove(layer);
- return layer_push(layer);
-}
-static bool layer_remove_or_push(uint8_t layer)
-{
- return (layer_remove(layer)) || layer_push(layer);
-}
-static void debug_layer_stack(void)
-{
- debug("layer_stack: ");
- layer_item_t item = layer_stack[top_layer];
- while (item.used) {
- debug_dec(item.layer);
- debug("["); debug_dec(item.next); debug("]");
- item = layer_stack[item.next];
- }
- debug("\n");
-}
-
void action_exec(keyevent_t event)
{
@@ -292,14 +214,9 @@ static action_t get_action(key_t key)
action.code = ACTION_NO;
/* layer stack */
- for (layer_item_t i = layer_stack[top_layer]; i.used; i = layer_stack[i.next]) {
- action = action_for_key(i.layer, key);
- if (action.code != ACTION_TRANSPARENT) {
- debug_layer_stack();
- debug("layer_stack: used. "); debug_dec(i.layer); debug("\n");
- return action;
- }
- debug("layer_stack: through. "); debug_dec(i.layer); debug("\n");
+ action = layer_stack_get_action(key);
+ if (action.code != ACTION_TRANSPARENT) {
+ return action;
}
/* current layer: 0 means default layer */
@@ -618,41 +535,41 @@ static void process_action(keyrecord_t *record)
switch (action.layer.code) {
case LAYER_MOMENTARY: /* momentary */
if (event.pressed) {
- layer_remove_then_push(action.layer.val);
- debug_layer_stack();
+ layer_stack_remove_then_push(action.layer.val);
+ layer_stack_debug();
} else {
- layer_remove(action.layer.val);
- debug_layer_stack();
+ layer_stack_remove(action.layer.val);
+ layer_stack_debug();
}
break;
case LAYER_ON_PRESS:
if (event.pressed) {
- layer_remove_or_push(action.layer.val);
- debug_layer_stack();
+ layer_stack_remove_or_push(action.layer.val);
+ layer_stack_debug();
}
break;
case LAYER_ON_RELEASE:
if (!event.pressed) {
- layer_remove_or_push(action.layer.val);
- debug_layer_stack();
+ layer_stack_remove_or_push(action.layer.val);
+ layer_stack_debug();
}
break;
case LAYER_ON_BOTH:
- layer_remove_or_push(action.layer.val);
- debug_layer_stack();
+ layer_stack_remove_or_push(action.layer.val);
+ layer_stack_debug();
break;
case LAYER_TAP_TOGGLE: /* switch on hold and toggle on several taps */
if (event.pressed) {
if (tap_count < TAPPING_TOGGLE) {
debug("LAYER_STACK: tap toggle(press).\n");
- layer_remove_or_push(action.layer.val);
- debug_layer_stack();
+ layer_stack_remove_or_push(action.layer.val);
+ layer_stack_debug();
}
} else {
if (tap_count <= TAPPING_TOGGLE) {
debug("LAYER_STACK: tap toggle(release).\n");
- layer_remove_or_push(action.layer.val);
- debug_layer_stack();
+ layer_stack_remove_or_push(action.layer.val);
+ layer_stack_debug();
}
}
break;
@@ -664,8 +581,8 @@ static void process_action(keyrecord_t *record)
register_code(action.layer.code);
} else {
debug("LAYER_STACK: No tap: layer_stack(on press)\n");
- layer_remove_or_push(action.layer.val);
- debug_layer_stack();
+ layer_stack_remove_or_push(action.layer.val);
+ layer_stack_debug();
}
} else {
if (IS_TAPPING_KEY(event.key) && tap_count > 0) {
@@ -673,8 +590,8 @@ static void process_action(keyrecord_t *record)
unregister_code(action.layer.code);
} else {
debug("LAYER_STACK: No tap: layer_stack(on release)\n");
- layer_remove_or_push(action.layer.val);
- debug_layer_stack();
+ layer_stack_remove_or_push(action.layer.val);
+ layer_stack_debug();
}
}
break;
diff --git a/common/layer_stack.c b/common/layer_stack.c
new file mode 100644
index 000000000..07c84870c
--- /dev/null
+++ b/common/layer_stack.c
@@ -0,0 +1,100 @@
+#include <stdint.h>
+#include "keyboard.h"
+#include "layer_stack.h"
+#include "debug.h"
+
+
+static uint8_t top_layer = 0;
+
+/* [0] always works as sentinel and not used for store.*/
+static layer_item_t layer_stack[LAYER_STACK_SIZE] = {};
+
+bool layer_stack_push(uint8_t layer)
+{
+ for (uint8_t i = 1; i < LAYER_STACK_SIZE; i++) {
+ if (!layer_stack[i].used) {
+ layer_stack[i] = (layer_item_t){ .layer = layer,
+ .next = top_layer,
+ .used = true };
+ top_layer = i;
+ return true;
+ }
+ }
+ return false;
+}
+
+bool layer_stack_pop(void)
+{
+ if (layer_stack[top_layer].used) {
+ uint8_t popped = top_layer;
+ top_layer = layer_stack[popped].next;
+ layer_stack[popped] = (layer_item_t){};
+ return true;
+ }
+ return false;
+}
+
+bool layer_stack_remove(uint8_t layer)
+{
+ if (layer_stack[top_layer].used && layer_stack[top_layer].layer == layer) {
+ layer_stack_pop();
+ debug("layer_stack_remove: top_layer\n");
+ return true;
+ }
+
+ for (uint8_t i = top_layer; layer_stack[i].used; i = layer_stack[i].next) {
+ debug("layer_stack_remove: ["); debug_dec(i); debug("]");
+ debug_dec(layer_stack[i].layer); debug("\n");
+ uint8_t removed = layer_stack[i].next;
+ if (layer_stack[removed].used && layer_stack[removed].layer == layer) {
+ layer_stack[i].next = layer_stack[removed].next;
+ layer_stack[removed] = (layer_item_t){};
+ debug("layer_stack_remove: removed.\n");
+ return true;
+ }
+ }
+ return false;
+}
+
+bool layer_stack_remove_then_push(uint8_t layer)
+{
+ layer_stack_remove(layer);
+ return layer_stack_push(layer);
+}
+
+bool layer_stack_remove_or_push(uint8_t layer)
+{
+ return (layer_stack_remove(layer)) || layer_stack_push(layer);
+}
+
+void layer_stack_debug(void)
+{
+ debug("layer_stack: ");
+ layer_item_t item = layer_stack[top_layer];
+ while (item.used) {
+ debug_dec(item.layer);
+ debug("["); debug_dec(item.next); debug("]");
+ item = layer_stack[item.next];
+ }
+ debug("\n");
+}
+
+
+
+action_t layer_stack_get_action(key_t key)
+{
+ action_t action;
+ action.code = ACTION_TRANSPARENT;
+
+ /* layer stack */
+ for (layer_item_t i = layer_stack[top_layer]; i.used; i = layer_stack[i.next]) {
+ action = action_for_key(i.layer, key);
+ if (action.code != ACTION_TRANSPARENT) {
+ layer_stack_debug();
+ debug("layer_stack: used. "); debug_dec(i.layer); debug("\n");
+ return action;
+ }
+ debug("layer_stack: through. "); debug_dec(i.layer); debug("\n");
+ }
+ return action;
+}
diff --git a/common/layer_stack.h b/common/layer_stack.h
new file mode 100644
index 000000000..c88eaffc4
--- /dev/null
+++ b/common/layer_stack.h
@@ -0,0 +1,44 @@
+/*
+Copyright 2013 Jun Wako <wakojun@gmail.com>
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+#ifndef LAYER_STACK_H
+#define LAYER_STACK_H
+
+#include <stdint.h>
+#include "action.h"
+
+
+/*
+ * Layer stack
+ */
+#define LAYER_STACK_SIZE 8
+typedef struct {
+ uint8_t layer:4;
+ uint8_t next:3;
+ bool used;
+} layer_item_t;
+
+
+bool layer_stack_push(uint8_t layer);
+bool layer_stack_pop(void);
+bool layer_stack_remove(uint8_t layer);
+bool layer_stack_remove_then_push(uint8_t layer);
+bool layer_stack_remove_or_push(uint8_t layer);
+void layer_stack_debug(void);
+action_t layer_stack_get_action(key_t key);
+
+#endif
+
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