diff --git a/app/include/zmk/display/widgets/label.h b/app/include/zmk/display/widgets/label.h new file mode 100644 index 00000000..27156f2e --- /dev/null +++ b/app/include/zmk/display/widgets/label.h @@ -0,0 +1,18 @@ +/* + * Copyright (c) 2024 The ZMK Contributors + * + * SPDX-License-Identifier: MIT + */ + +#pragma once + +#include +#include + +struct zmk_widget_label { + sys_snode_t node; + lv_obj_t *obj; +}; + +int zmk_widget_label_init(struct zmk_widget_label *widget, lv_obj_t *parent); +lv_obj_t *zmk_widget_label_obj(struct zmk_widget_label *widget); diff --git a/app/src/display/status_screen.c b/app/src/display/status_screen.c index 58de09ae..13a67588 100644 --- a/app/src/display/status_screen.c +++ b/app/src/display/status_screen.c @@ -9,6 +9,7 @@ #include #include #include +#include #include #include @@ -34,6 +35,10 @@ static struct zmk_widget_layer_status layer_status_widget; static struct zmk_widget_wpm_status wpm_status_widget; #endif +#if IS_ENABLED(CONFIG_ZMK_WIDGET_LABEL) +static struct zmk_widget_label label_widget; +#endif + lv_obj_t *zmk_display_status_screen() { lv_obj_t *screen; screen = lv_obj_create(NULL); @@ -65,5 +70,12 @@ lv_obj_t *zmk_display_status_screen() { zmk_widget_wpm_status_init(&wpm_status_widget, screen); lv_obj_align(zmk_widget_wpm_status_obj(&wpm_status_widget), LV_ALIGN_BOTTOM_RIGHT, 0, 0); #endif + +#if IS_ENABLED(CONFIG_ZMK_WIDGET_LABEL) + zmk_widget_label_init(&label_widget, screen); + lv_obj_set_style_text_font(zmk_widget_label_obj(&label_widget), lv_theme_get_font_small(screen), + LV_PART_MAIN); + lv_obj_align(zmk_widget_label_obj(&label_widget), LV_ALIGN_CENTER, 0, 0); +#endif return screen; } diff --git a/app/src/display/widgets/CMakeLists.txt b/app/src/display/widgets/CMakeLists.txt index fbf07072..2aed97e8 100644 --- a/app/src/display/widgets/CMakeLists.txt +++ b/app/src/display/widgets/CMakeLists.txt @@ -6,3 +6,4 @@ target_sources_ifdef(CONFIG_ZMK_WIDGET_OUTPUT_STATUS app PRIVATE output_status.c target_sources_ifdef(CONFIG_ZMK_WIDGET_PERIPHERAL_STATUS app PRIVATE peripheral_status.c) target_sources_ifdef(CONFIG_ZMK_WIDGET_LAYER_STATUS app PRIVATE layer_status.c) target_sources_ifdef(CONFIG_ZMK_WIDGET_WPM_STATUS app PRIVATE wpm_status.c) +target_sources_ifdef(CONFIG_ZMK_WIDGET_LABEL app PRIVATE label.c) diff --git a/app/src/display/widgets/Kconfig b/app/src/display/widgets/Kconfig index 7ec20c1f..1e1a0333 100644 --- a/app/src/display/widgets/Kconfig +++ b/app/src/display/widgets/Kconfig @@ -36,4 +36,13 @@ config ZMK_WIDGET_WPM_STATUS select LV_USE_LABEL select ZMK_WPM +config ZMK_WIDGET_LABEL + bool "Widget for displaying custom messages" + select LV_USE_LABEL + +config ZMK_WIDGET_LABEL_TEXT + string "Custom message to display" + default "ZMK" + depends on ZMK_WIDGET_LABEL + endmenu diff --git a/app/src/display/widgets/label.c b/app/src/display/widgets/label.c new file mode 100644 index 00000000..87a5ea99 --- /dev/null +++ b/app/src/display/widgets/label.c @@ -0,0 +1,19 @@ +/* + * Copyright (c) 2024 The ZMK Contributors + * + * SPDX-License-Identifier: MIT + */ + +#include + +#include +#include + +int zmk_widget_label_init(struct zmk_widget_label *widget, lv_obj_t *parent) { + widget->obj = lv_label_create(parent); + lv_label_set_text(widget->obj, CONFIG_ZMK_WIDGET_LABEL_TEXT); + + return 0; +} + +lv_obj_t *zmk_widget_label_obj(struct zmk_widget_label *widget) { return widget->obj; } diff --git a/docs/docs/config/displays.md b/docs/docs/config/displays.md index 96a0074a..f6c1a0f6 100644 --- a/docs/docs/config/displays.md +++ b/docs/docs/config/displays.md @@ -14,15 +14,17 @@ Definition files: - [zmk/app/src/display/Kconfig](https://github.com/zmkfirmware/zmk/blob/main/app/src/display/Kconfig) - [zmk/app/src/display/widgets/Kconfig](https://github.com/zmkfirmware/zmk/blob/main/app/src/display/widgets/Kconfig) -| Config | Type | Description | Default | -| -------------------------------------------------- | ---- | -------------------------------------------------------------- | ------- | -| `CONFIG_ZMK_DISPLAY` | bool | Enable support for displays | n | -| `CONFIG_ZMK_DISPLAY_INVERT` | bool | Invert display colors from black-on-white to white-on-black | n | -| `CONFIG_ZMK_WIDGET_LAYER_STATUS` | bool | Enable a widget to show the highest, active layer | y | -| `CONFIG_ZMK_WIDGET_BATTERY_STATUS` | bool | Enable a widget to show battery charge information | y | -| `CONFIG_ZMK_WIDGET_BATTERY_STATUS_SHOW_PERCENTAGE` | bool | If battery widget is enabled, show percentage instead of icons | n | -| `CONFIG_ZMK_WIDGET_OUTPUT_STATUS` | bool | Enable a widget to show the current output (USB/BLE) | y | -| `CONFIG_ZMK_WIDGET_WPM_STATUS` | bool | Enable a widget to show words per minute | n | +| Config | Type | Description | Default | +| -------------------------------------------------- | ------ | -------------------------------------------------------------- | ------- | +| `CONFIG_ZMK_DISPLAY` | bool | Enable support for displays | n | +| `CONFIG_ZMK_DISPLAY_INVERT` | bool | Invert display colors from black-on-white to white-on-black | n | +| `CONFIG_ZMK_WIDGET_LAYER_STATUS` | bool | Enable a widget to show the highest, active layer | y | +| `CONFIG_ZMK_WIDGET_BATTERY_STATUS` | bool | Enable a widget to show battery charge information | y | +| `CONFIG_ZMK_WIDGET_BATTERY_STATUS_SHOW_PERCENTAGE` | bool | If battery widget is enabled, show percentage instead of icons | n | +| `CONFIG_ZMK_WIDGET_OUTPUT_STATUS` | bool | Enable a widget to show the current output (USB/BLE) | y | +| `CONFIG_ZMK_WIDGET_WPM_STATUS` | bool | Enable a widget to show words per minute | n | +| `CONFIG_ZMK_WIDGET_LABEL` | bool | Enable a widget to display custom messages | n | +| `CONFIG_ZMK_WIDGET_LABEL_TEXT` | string | Custom message to display | ZMK | Note that `CONFIG_ZMK_DISPLAY_INVERT` setting might not work as expected with custom status screens that utilize images.