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99 lines
4.1 KiB
99 lines
4.1 KiB
/* |
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* Copyright (c) 2020 The ZMK Contributors |
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* |
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* SPDX-License-Identifier: MIT |
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*/ |
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#define DT_DRV_COMPAT zmk_behavior_mod_morph |
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#include <device.h> |
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#include <drivers/behavior.h> |
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#include <logging/log.h> |
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#include <zmk/behavior.h> |
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#include <zmk/matrix.h> |
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#include <zmk/endpoints.h> |
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#include <zmk/event_manager.h> |
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#include <zmk/events/position_state_changed.h> |
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#include <zmk/events/keycode_state_changed.h> |
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#include <zmk/events/modifiers_state_changed.h> |
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#include <zmk/hid.h> |
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LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL); |
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#if DT_HAS_COMPAT_STATUS_OKAY(DT_DRV_COMPAT) |
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struct behavior_mod_morph_config { |
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struct zmk_behavior_binding normal_binding; |
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struct zmk_behavior_binding morph_binding; |
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zmk_mod_flags_t mods; |
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}; |
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struct behavior_mod_morph_data { |
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struct zmk_behavior_binding *pressed_binding; |
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}; |
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static int on_mod_morph_binding_pressed(struct zmk_behavior_binding *binding, |
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struct zmk_behavior_binding_event event) { |
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const struct device *dev = device_get_binding(binding->behavior_dev); |
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const struct behavior_mod_morph_config *cfg = dev->config; |
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struct behavior_mod_morph_data *data = dev->data; |
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if (data->pressed_binding != NULL) { |
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LOG_ERR("Can't press the same mod-morph twice"); |
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return -ENOTSUP; |
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} |
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if (zmk_hid_get_explicit_mods() & cfg->mods) { |
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data->pressed_binding = (struct zmk_behavior_binding *)&cfg->morph_binding; |
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} else { |
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data->pressed_binding = (struct zmk_behavior_binding *)&cfg->normal_binding; |
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} |
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return behavior_keymap_binding_pressed(data->pressed_binding, event); |
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} |
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static int on_mod_morph_binding_released(struct zmk_behavior_binding *binding, |
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struct zmk_behavior_binding_event event) { |
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const struct device *dev = device_get_binding(binding->behavior_dev); |
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struct behavior_mod_morph_data *data = dev->data; |
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if (data->pressed_binding == NULL) { |
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LOG_ERR("Mod-morph already released"); |
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return -ENOTSUP; |
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} |
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struct zmk_behavior_binding *pressed_binding = data->pressed_binding; |
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data->pressed_binding = NULL; |
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return behavior_keymap_binding_released(pressed_binding, event); |
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} |
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static const struct behavior_driver_api behavior_mod_morph_driver_api = { |
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.binding_pressed = on_mod_morph_binding_pressed, |
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.binding_released = on_mod_morph_binding_released, |
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}; |
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static int behavior_mod_morph_init(const struct device *dev) { return 0; } |
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#define _TRANSFORM_ENTRY(idx, node) \ |
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{ \ |
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.behavior_dev = DT_LABEL(DT_INST_PHANDLE_BY_IDX(node, bindings, idx)), \ |
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.param1 = COND_CODE_0(DT_INST_PHA_HAS_CELL_AT_IDX(node, bindings, idx, param1), (0), \ |
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(DT_INST_PHA_BY_IDX(node, bindings, idx, param1))), \ |
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.param2 = COND_CODE_0(DT_INST_PHA_HAS_CELL_AT_IDX(node, bindings, idx, param2), (0), \ |
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(DT_INST_PHA_BY_IDX(node, bindings, idx, param2))), \ |
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} |
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#define KP_INST(n) \ |
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static struct behavior_mod_morph_config behavior_mod_morph_config_##n = { \ |
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.normal_binding = _TRANSFORM_ENTRY(0, n), \ |
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.morph_binding = _TRANSFORM_ENTRY(1, n), \ |
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.mods = DT_INST_PROP(n, mods), \ |
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}; \ |
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static struct behavior_mod_morph_data behavior_mod_morph_data_##n = {}; \ |
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DEVICE_DT_INST_DEFINE(n, behavior_mod_morph_init, NULL, &behavior_mod_morph_data_##n, \ |
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&behavior_mod_morph_config_##n, APPLICATION, \ |
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CONFIG_KERNEL_INIT_PRIORITY_DEFAULT, &behavior_mod_morph_driver_api); |
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DT_INST_FOREACH_STATUS_OKAY(KP_INST) |
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#endif
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