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79 lines
2.2 KiB
79 lines
2.2 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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#include <logging/log.h> |
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LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL); |
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#include <zmk/display/widgets/layer_status.h> |
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#include <zmk/events/layer_state_changed.h> |
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#include <zmk/event_manager.h> |
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#include <zmk/endpoints.h> |
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#include <zmk/keymap.h> |
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static sys_slist_t widgets = SYS_SLIST_STATIC_INIT(&widgets); |
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static lv_style_t label_style; |
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static bool style_initialized = false; |
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void layer_status_init() { |
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if (style_initialized) { |
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return; |
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} |
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style_initialized = true; |
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lv_style_init(&label_style); |
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lv_style_set_text_color(&label_style, LV_STATE_DEFAULT, LV_COLOR_BLACK); |
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lv_style_set_text_font(&label_style, LV_STATE_DEFAULT, &lv_font_montserrat_12); |
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lv_style_set_text_letter_space(&label_style, LV_STATE_DEFAULT, 1); |
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lv_style_set_text_line_space(&label_style, LV_STATE_DEFAULT, 1); |
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} |
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void set_layer_symbol(lv_obj_t *label) { |
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int active_layer_index = zmk_keymap_highest_layer_active(); |
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LOG_DBG("Layer changed to %i", active_layer_index); |
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const char *layer_label = zmk_keymap_layer_label(active_layer_index); |
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if (layer_label == NULL) { |
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char text[6] = {}; |
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sprintf(text, LV_SYMBOL_KEYBOARD "%i", active_layer_index); |
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lv_label_set_text(label, text); |
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} else { |
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char text[12] = {}; |
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snprintf(text, 12, LV_SYMBOL_KEYBOARD "%s", layer_label); |
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lv_label_set_text(label, text); |
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} |
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} |
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int zmk_widget_layer_status_init(struct zmk_widget_layer_status *widget, lv_obj_t *parent) { |
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layer_status_init(); |
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widget->obj = lv_label_create(parent, NULL); |
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lv_obj_add_style(widget->obj, LV_LABEL_PART_MAIN, &label_style); |
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lv_obj_set_size(widget->obj, 40, 15); |
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set_layer_symbol(widget->obj); |
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sys_slist_append(&widgets, &widget->node); |
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return 0; |
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} |
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lv_obj_t *zmk_widget_layer_status_obj(struct zmk_widget_layer_status *widget) { |
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return widget->obj; |
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} |
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int layer_status_listener(const zmk_event_t *eh) { |
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struct zmk_widget_layer_status *widget; |
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SYS_SLIST_FOR_EACH_CONTAINER(&widgets, widget, node) { set_layer_symbol(widget->obj); } |
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return 0; |
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} |
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ZMK_LISTENER(widget_layer_status, layer_status_listener) |
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ZMK_SUBSCRIPTION(widget_layer_status, zmk_layer_state_changed); |